X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d65381ac3415e9be42a378511e91755eb114b72b..c37b0f0907b07878551a00165b0ad323bd2ccdaf:/src/richtext/richtextbuffer.cpp diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp index 38de2d611a..cc52bc9a10 100644 --- a/src/richtext/richtextbuffer.cpp +++ b/src/richtext/richtextbuffer.cpp @@ -4,7 +4,6 @@ // Author: Julian Smart // Modified by: // Created: 2005-09-30 -// RCS-ID: $Id$ // Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -36,11 +35,16 @@ #include "wx/sstream.h" #include "wx/textfile.h" #include "wx/hashmap.h" +#include "wx/dynarray.h" #include "wx/richtext/richtextctrl.h" #include "wx/richtext/richtextstyles.h" +#include "wx/richtext/richtextimagedlg.h" +#include "wx/richtext/richtextsizepage.h" +#include "wx/richtext/richtextxml.h" #include "wx/listimpl.cpp" +#include "wx/arrimpl.cpp" WX_DEFINE_LIST(wxRichTextObjectList) WX_DEFINE_LIST(wxRichTextLineList) @@ -48,22 +52,418 @@ WX_DEFINE_LIST(wxRichTextLineList) // Switch off if the platform doesn't like it for some reason #define wxRICHTEXT_USE_OPTIMIZED_DRAWING 1 +// Use GetPartialTextExtents for platforms that support it natively +#define wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS 1 + const wxChar wxRichTextLineBreakChar = (wxChar) 29; -// Helpers for efficiency +// Helper classes for floating layout +struct wxRichTextFloatRectMap +{ + wxRichTextFloatRectMap(int sY, int eY, int w, wxRichTextObject* obj) + { + startY = sY; + endY = eY; + width = w; + anchor = obj; + } -inline void wxCheckSetFont(wxDC& dc, const wxFont& font) + int startY, endY; + int width; + wxRichTextObject* anchor; +}; + +WX_DEFINE_SORTED_ARRAY(wxRichTextFloatRectMap*, wxRichTextFloatRectMapArray); + +int wxRichTextFloatRectMapCmp(wxRichTextFloatRectMap* r1, wxRichTextFloatRectMap* r2) +{ + return r1->startY - r2->startY; +} + +class wxRichTextFloatCollector +{ +public: + wxRichTextFloatCollector(const wxRect& availableRect); + ~wxRichTextFloatCollector(); + + // Collect the floating objects info in the given paragraph + void CollectFloat(wxRichTextParagraph* para); + void CollectFloat(wxRichTextParagraph* para, wxRichTextObject* floating); + + // Return the last paragraph we collected + wxRichTextParagraph* LastParagraph(); + + // Given the start y position and the height of the line, + // find out how wide the line can be + wxRect GetAvailableRect(int startY, int endY); + + // Given a floating box, find its fit position + int GetFitPosition(int direction, int start, int height) const; + int GetFitPosition(const wxRichTextFloatRectMapArray& array, int start, int height) const; + + // Find the last y position + int GetLastRectBottom(); + + // Draw the floats inside a rect + void Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + + // HitTest the floats + int HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int flags); + + // Get floating object count + int GetFloatingObjectCount() const { return m_left.GetCount() + m_right.GetCount(); } + + // Get floating objects + bool GetFloatingObjects(wxRichTextObjectList& objects) const; + + // Delete a float + bool DeleteFloat(wxRichTextObject* obj); + + // Do we have this float already? + bool HasFloat(wxRichTextObject* obj); + + bool HasFloats() const { return m_left.GetCount() >0 || m_right.GetCount() > 0; } + + static int SearchAdjacentRect(const wxRichTextFloatRectMapArray& array, int point); + + static int GetWidthFromFloatRect(const wxRichTextFloatRectMapArray& array, int index, int startY, int endY); + + static void FreeFloatRectMapArray(wxRichTextFloatRectMapArray& array); + + static void DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); + + static int HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int flags); + +private: + wxRichTextFloatRectMapArray m_left; + wxRichTextFloatRectMapArray m_right; + //int m_width; + wxRect m_availableRect; + wxRichTextParagraph* m_para; +}; + +// Delete a float +bool wxRichTextFloatCollector::DeleteFloat(wxRichTextObject* obj) { - const wxFont& font1 = dc.GetFont(); - if (font1.IsOk() && font.IsOk()) + size_t i; + for (i = 0; i < m_left.GetCount(); i++) { - if (font1.GetPointSize() == font.GetPointSize() && - font1.GetFamily() == font.GetFamily() && - font1.GetStyle() == font.GetStyle() && - font1.GetWeight() == font.GetWeight() && - font1.GetFaceName() == font.GetFaceName()) - return; + if (m_left[i]->anchor == obj) + { + m_left.RemoveAt(i); + return true; + } + } + for (i = 0; i < m_right.GetCount(); i++) + { + if (m_right[i]->anchor == obj) + { + m_right.RemoveAt(i); + return true; + } + } + return false; +} + +// Do we have this float already? +bool wxRichTextFloatCollector::HasFloat(wxRichTextObject* obj) +{ + size_t i; + for (i = 0; i < m_left.GetCount(); i++) + { + if (m_left[i]->anchor == obj) + { + return true; + } + } + for (i = 0; i < m_right.GetCount(); i++) + { + if (m_right[i]->anchor == obj) + { + return true; + } + } + return false; +} + +// Get floating objects +bool wxRichTextFloatCollector::GetFloatingObjects(wxRichTextObjectList& objects) const +{ + size_t i; + for (i = 0; i < m_left.GetCount(); i++) + objects.Append(m_left[i]->anchor); + for (i = 0; i < m_right.GetCount(); i++) + objects.Append(m_right[i]->anchor); + return true; +} + + +/* + * Binary search helper function + * The argument point is the Y coordinate, and this fuction + * always return the floating rect that contain this coordinate + * or under this coordinate. + */ +int wxRichTextFloatCollector::SearchAdjacentRect(const wxRichTextFloatRectMapArray& array, int point) +{ + int end = array.GetCount() - 1; + int start = 0; + int ret = 0; + + wxASSERT(end >= 0); + + while (true) + { + if (start > end) + { + break; + } + + int mid = (start + end) / 2; + if (array[mid]->startY <= point && array[mid]->endY >= point) + return mid; + else if (array[mid]->startY > point) + { + end = mid - 1; + ret = mid; + } + else if (array[mid]->endY < point) + { + start = mid + 1; + ret = start; + } + } + + return ret; +} + +int wxRichTextFloatCollector::GetWidthFromFloatRect(const wxRichTextFloatRectMapArray& array, int index, int startY, int endY) +{ + int ret = 0; + int len = array.GetCount(); + + wxASSERT(index >= 0 && index < len); + + if (array[index]->startY < startY && array[index]->endY > startY) + ret = ret < array[index]->width ? array[index]->width : ret; + while (index < len && array[index]->startY <= endY) + { + ret = ret < array[index]->width ? array[index]->width : ret; + index++; + } + + return ret; +} + +wxRichTextFloatCollector::wxRichTextFloatCollector(const wxRect& rect) : m_left(wxRichTextFloatRectMapCmp), m_right(wxRichTextFloatRectMapCmp) +{ + m_availableRect = rect; + m_para = NULL; +} + +void wxRichTextFloatCollector::FreeFloatRectMapArray(wxRichTextFloatRectMapArray& array) +{ + int len = array.GetCount(); + for (int i = 0; i < len; i++) + delete array[i]; +} + +wxRichTextFloatCollector::~wxRichTextFloatCollector() +{ + FreeFloatRectMapArray(m_left); + FreeFloatRectMapArray(m_right); +} + +int wxRichTextFloatCollector::GetFitPosition(const wxRichTextFloatRectMapArray& array, int start, int height) const +{ + if (array.GetCount() == 0) + return start; + + int i = SearchAdjacentRect(array, start); + int last = start; + while (i < (int) array.GetCount()) + { + if (array[i]->startY - last >= height) + return last + 1; + last = array[i]->endY; + i++; + } + + return last + 1; +} + +int wxRichTextFloatCollector::GetFitPosition(int direction, int start, int height) const +{ + if (direction == wxTEXT_BOX_ATTR_FLOAT_LEFT) + return GetFitPosition(m_left, start, height); + else if (direction == wxTEXT_BOX_ATTR_FLOAT_RIGHT) + return GetFitPosition(m_right, start, height); + else + { + wxASSERT("Never should be here"); + return start; + } +} + +// Adds a floating image to the float collector. +// The actual positioning is done by wxRichTextParagraph::LayoutFloat. +void wxRichTextFloatCollector::CollectFloat(wxRichTextParagraph* para, wxRichTextObject* floating) +{ + int direction = floating->GetFloatDirection(); + + wxPoint pos = floating->GetPosition(); + wxSize size = floating->GetCachedSize(); + wxRichTextFloatRectMap *map = new wxRichTextFloatRectMap(pos.y, pos.y + size.y, size.x, floating); + switch (direction) + { + case wxTEXT_BOX_ATTR_FLOAT_NONE: + delete map; + break; + case wxTEXT_BOX_ATTR_FLOAT_LEFT: + // Just a not-enough simple assertion + wxASSERT (m_left.Index(map) == wxNOT_FOUND); + m_left.Add(map); + break; + case wxTEXT_BOX_ATTR_FLOAT_RIGHT: + wxASSERT (m_right.Index(map) == wxNOT_FOUND); + m_right.Add(map); + break; + default: + delete map; + wxASSERT("Unrecognised float attribute."); + } + + m_para = para; +} + +void wxRichTextFloatCollector::CollectFloat(wxRichTextParagraph* para) +{ + wxRichTextObjectList::compatibility_iterator node = para->GetChildren().GetFirst(); + while (node) + { + wxRichTextObject* floating = node->GetData(); + + if (floating->IsFloating()) + { + CollectFloat(para, floating); + } + + node = node->GetNext(); + } + + m_para = para; +} + +wxRichTextParagraph* wxRichTextFloatCollector::LastParagraph() +{ + return m_para; +} + +wxRect wxRichTextFloatCollector::GetAvailableRect(int startY, int endY) +{ + int widthLeft = 0, widthRight = 0; + if (m_left.GetCount() != 0) + { + int i = SearchAdjacentRect(m_left, startY); + if (i < (int) m_left.GetCount()) + widthLeft = GetWidthFromFloatRect(m_left, i, startY, endY); + } + if (m_right.GetCount() != 0) + { + int j = SearchAdjacentRect(m_right, startY); + if (j < (int) m_right.GetCount()) + widthRight = GetWidthFromFloatRect(m_right, j, startY, endY); + } + + // TODO: actually we want to use the actual image positions to find the + // available remaining space, since the image might not be right up against + // the left or right edge of the container. + return wxRect(widthLeft + m_availableRect.x, 0, m_availableRect.width - widthLeft - widthRight, 0); +} + +int wxRichTextFloatCollector::GetLastRectBottom() +{ + int ret = 0; + int len = m_left.GetCount(); + if (len) { + ret = ret > m_left[len-1]->endY ? ret : m_left[len-1]->endY; + } + len = m_right.GetCount(); + if (len) { + ret = ret > m_right[len-1]->endY ? ret : m_right[len-1]->endY; + } + + return ret; +} + +void wxRichTextFloatCollector::DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& WXUNUSED(range), const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + int start = rect.y; + int end = rect.y + rect.height; + int i, j; + i = SearchAdjacentRect(array, start); + if (i < 0 || i >= (int) array.GetCount()) + return; + j = SearchAdjacentRect(array, end); + if (j < 0 || j >= (int) array.GetCount()) + j = array.GetCount() - 1; + while (i <= j) + { + wxRichTextObject* obj = array[i]->anchor; + wxRichTextRange r = obj->GetRange(); + obj->Draw(dc, context, r, selection, wxRect(obj->GetPosition(), obj->GetCachedSize()), descent, style); + i++; } +} + +void wxRichTextFloatCollector::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + if (m_left.GetCount() > 0) + DrawFloat(m_left, dc, context, range, selection, rect, descent, style); + if (m_right.GetCount() > 0) + DrawFloat(m_right, dc, context, range, selection, rect, descent, style); +} + +int wxRichTextFloatCollector::HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), wxRichTextDrawingContext& WXUNUSED(context), const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int WXUNUSED(flags)) +{ + int i; + if (array.GetCount() == 0) + return wxRICHTEXT_HITTEST_NONE; + i = SearchAdjacentRect(array, pt.y); + if (i < 0 || i >= (int) array.GetCount()) + return wxRICHTEXT_HITTEST_NONE; + if (!array[i]->anchor->IsShown()) + return wxRICHTEXT_HITTEST_NONE; + + wxPoint point = array[i]->anchor->GetPosition(); + wxSize size = array[i]->anchor->GetCachedSize(); + if (point.x <= pt.x && point.x + size.x >= pt.x + && point.y <= pt.y && point.y + size.y >= pt.y) + { + textPosition = array[i]->anchor->GetRange().GetStart(); + * obj = array[i]->anchor; + if (pt.x > (pt.x + pt.x + size.x) / 2) + return wxRICHTEXT_HITTEST_BEFORE; + else + return wxRICHTEXT_HITTEST_AFTER; + } + + return wxRICHTEXT_HITTEST_NONE; +} + +int wxRichTextFloatCollector::HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int flags) +{ + int ret = HitTestFloat(m_left, dc, context, pt, textPosition, obj, flags); + if (ret == wxRICHTEXT_HITTEST_NONE) + { + ret = HitTestFloat(m_right, dc, context, pt, textPosition, obj, flags); + } + return ret; +} + +// Helpers for efficiency +inline void wxCheckSetFont(wxDC& dc, const wxFont& font) +{ dc.SetFont(font); } @@ -101,14 +501,10 @@ IMPLEMENT_CLASS(wxRichTextObject, wxObject) wxRichTextObject::wxRichTextObject(wxRichTextObject* parent) { - m_dirty = false; m_refCount = 1; m_parent = parent; - m_leftMargin = 0; - m_rightMargin = 0; - m_topMargin = 0; - m_bottomMargin = 0; m_descent = 0; + m_show = true; } wxRichTextObject::~wxRichTextObject() @@ -126,117 +522,646 @@ void wxRichTextObject::Dereference() void wxRichTextObject::Copy(const wxRichTextObject& obj) { m_size = obj.m_size; + m_maxSize = obj.m_maxSize; + m_minSize = obj.m_minSize; m_pos = obj.m_pos; - m_dirty = obj.m_dirty; m_range = obj.m_range; + m_ownRange = obj.m_ownRange; m_attributes = obj.m_attributes; + m_properties = obj.m_properties; m_descent = obj.m_descent; + m_show = obj.m_show; +} + +// Get/set the top-level container of this object. +wxRichTextParagraphLayoutBox* wxRichTextObject::GetContainer() const +{ + const wxRichTextObject* p = this; + while (p) + { + if (p->IsTopLevel()) + { + return wxDynamicCast(p, wxRichTextParagraphLayoutBox); + } + p = p->GetParent(); + } + return NULL; } void wxRichTextObject::SetMargins(int margin) { - m_leftMargin = m_rightMargin = m_topMargin = m_bottomMargin = margin; + SetMargins(margin, margin, margin, margin); } void wxRichTextObject::SetMargins(int leftMargin, int rightMargin, int topMargin, int bottomMargin) { - m_leftMargin = leftMargin; - m_rightMargin = rightMargin; - m_topMargin = topMargin; - m_bottomMargin = bottomMargin; + GetAttributes().GetTextBoxAttr().GetMargins().GetLeft().SetValue(leftMargin, wxTEXT_ATTR_UNITS_PIXELS); + GetAttributes().GetTextBoxAttr().GetMargins().GetRight().SetValue(rightMargin, wxTEXT_ATTR_UNITS_PIXELS); + GetAttributes().GetTextBoxAttr().GetMargins().GetTop().SetValue(topMargin, wxTEXT_ATTR_UNITS_PIXELS); + GetAttributes().GetTextBoxAttr().GetMargins().GetBottom().SetValue(bottomMargin, wxTEXT_ATTR_UNITS_PIXELS); } -// Convert units in tenths of a millimetre to device units -int wxRichTextObject::ConvertTenthsMMToPixels(wxDC& dc, int units) +int wxRichTextObject::GetLeftMargin() const { - int p = ConvertTenthsMMToPixels(dc.GetPPI().x, units); - - // Unscale - wxRichTextBuffer* buffer = GetBuffer(); - if (buffer) - p = (int) ((double)p / buffer->GetScale()); - return p; + return GetAttributes().GetTextBoxAttr().GetMargins().GetLeft().GetValue(); } -// Convert units in tenths of a millimetre to device units -int wxRichTextObject::ConvertTenthsMMToPixels(int ppi, int units) +int wxRichTextObject::GetRightMargin() const { - // There are ppi pixels in 254.1 "1/10 mm" - - double pixels = ((double) units * (double)ppi) / 254.1; - - return (int) pixels; + return GetAttributes().GetTextBoxAttr().GetMargins().GetRight().GetValue(); } -/// Dump to output stream for debugging -void wxRichTextObject::Dump(wxTextOutputStream& stream) +int wxRichTextObject::GetTopMargin() const { - stream << GetClassInfo()->GetClassName() << wxT("\n"); - stream << wxString::Format(wxT("Size: %d,%d. Position: %d,%d, Range: %ld,%ld"), m_size.x, m_size.y, m_pos.x, m_pos.y, m_range.GetStart(), m_range.GetEnd()) << wxT("\n"); - stream << wxString::Format(wxT("Text colour: %d,%d,%d."), (int) m_attributes.GetTextColour().Red(), (int) m_attributes.GetTextColour().Green(), (int) m_attributes.GetTextColour().Blue()) << wxT("\n"); + return GetAttributes().GetTextBoxAttr().GetMargins().GetTop().GetValue(); } -/// Gets the containing buffer -wxRichTextBuffer* wxRichTextObject::GetBuffer() const +int wxRichTextObject::GetBottomMargin() const { - const wxRichTextObject* obj = this; - while (obj && !obj->IsKindOf(CLASSINFO(wxRichTextBuffer))) - obj = obj->GetParent(); - return wxDynamicCast(obj, wxRichTextBuffer); + return GetAttributes().GetTextBoxAttr().GetMargins().GetBottom().GetValue(); } -/*! - * wxRichTextCompositeObject - * This is the base for drawable objects. - */ - -IMPLEMENT_CLASS(wxRichTextCompositeObject, wxRichTextObject) - -wxRichTextCompositeObject::wxRichTextCompositeObject(wxRichTextObject* parent): - wxRichTextObject(parent) +// Calculate the available content space in the given rectangle, given the +// margins, border and padding specified in the object's attributes. +wxRect wxRichTextObject::GetAvailableContentArea(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& outerRect) const { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + marginRect = outerRect; + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, (wxRichTextObject*) this); + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + return contentRect; } -wxRichTextCompositeObject::~wxRichTextCompositeObject() +// Invalidate the buffer. With no argument, invalidates whole buffer. +void wxRichTextObject::Invalidate(const wxRichTextRange& invalidRange) { - DeleteChildren(); + if (invalidRange != wxRICHTEXT_NONE) + { + // If this is a floating object, size may not be recalculated + // after floats have been collected in an early stage of Layout. + // So avoid resetting the cache for floating objects during layout. + if (!IsFloating() || !wxRichTextBuffer::GetFloatingLayoutMode()) + SetCachedSize(wxDefaultSize); + SetMaxSize(wxDefaultSize); + SetMinSize(wxDefaultSize); + } } -/// Get the nth child -wxRichTextObject* wxRichTextCompositeObject::GetChild(size_t n) const +// Convert units in tenths of a millimetre to device units +int wxRichTextObject::ConvertTenthsMMToPixels(wxDC& dc, int units) const { - wxASSERT ( n < m_children.GetCount() ); + // Unscale + double scale = 1.0; + if (GetBuffer()) + scale = GetBuffer()->GetScale() / GetBuffer()->GetDimensionScale(); + int p = ConvertTenthsMMToPixels(dc.GetPPI().x, units, scale); - return m_children.Item(n)->GetData(); + return p; } -/// Append a child, returning the position -size_t wxRichTextCompositeObject::AppendChild(wxRichTextObject* child) +// Convert units in tenths of a millimetre to device units +int wxRichTextObject::ConvertTenthsMMToPixels(int ppi, int units, double scale) { - m_children.Append(child); - child->SetParent(this); - return m_children.GetCount() - 1; + // There are ppi pixels in 254.1 "1/10 mm" + + double pixels = ((double) units * (double)ppi) / 254.1; + if (scale != 1.0) + pixels /= scale; + + // If the result is very small, make it at least one pixel in size. + if (pixels == 0 && units > 0) + pixels = 1; + + return (int) pixels; } -/// Insert the child in front of the given object, or at the beginning -bool wxRichTextCompositeObject::InsertChild(wxRichTextObject* child, wxRichTextObject* inFrontOf) +// Convert units in pixels to tenths of a millimetre +int wxRichTextObject::ConvertPixelsToTenthsMM(wxDC& dc, int pixels) const { - if (inFrontOf) - { - wxRichTextObjectList::compatibility_iterator node = m_children.Find(inFrontOf); - m_children.Insert(node, child); - } - else - m_children.Insert(child); - child->SetParent(this); + int p = pixels; + double scale = 1.0; + if (GetBuffer()) + scale = GetBuffer()->GetScale(); - return true; + return ConvertPixelsToTenthsMM(dc.GetPPI().x, p, scale); } -/// Delete the child -bool wxRichTextCompositeObject::RemoveChild(wxRichTextObject* child, bool deleteChild) +int wxRichTextObject::ConvertPixelsToTenthsMM(int ppi, int pixels, double scale) { - wxRichTextObjectList::compatibility_iterator node = m_children.Find(child); + // There are ppi pixels in 254.1 "1/10 mm" + + double p = double(pixels); + + if (scale != 1.0) + p *= scale; + + int units = int( p * 254.1 / (double) ppi ); + return units; +} + +// Draw the borders and background for the given rectangle and attributes. +// Width and height are taken to be the outer margin size, not the content. +bool wxRichTextObject::DrawBoxAttributes(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& attr, const wxRect& boxRect, int flags) +{ + // Assume boxRect is the area around the content + wxRect marginRect = boxRect; + wxRect contentRect, borderRect, paddingRect, outlineRect; + + GetBoxRects(dc, buffer, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + + // Margin is transparent. Draw background from margin. + if (attr.HasBackgroundColour() || (flags & wxRICHTEXT_DRAW_SELECTED)) + { + wxColour colour; + if (flags & wxRICHTEXT_DRAW_SELECTED) + { + // TODO: get selection colour from control? + colour = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT); + } + else + colour = attr.GetBackgroundColour(); + + wxPen pen(colour); + wxBrush brush(colour); + + dc.SetPen(pen); + dc.SetBrush(brush); + dc.DrawRectangle(borderRect); + } + + if (flags & wxRICHTEXT_DRAW_GUIDELINES) + { + wxRichTextAttr editBorderAttr = attr; + // TODO: make guideline colour configurable + editBorderAttr.GetTextBoxAttr().GetBorder().SetColour(*wxLIGHT_GREY); + editBorderAttr.GetTextBoxAttr().GetBorder().SetWidth(1, wxTEXT_ATTR_UNITS_PIXELS); + editBorderAttr.GetTextBoxAttr().GetBorder().SetStyle(wxTEXT_BOX_ATTR_BORDER_SOLID); + + DrawBorder(dc, buffer, editBorderAttr.GetTextBoxAttr().GetBorder(), borderRect, flags); + } + + if (attr.GetTextBoxAttr().GetBorder().IsValid()) + DrawBorder(dc, buffer, attr.GetTextBoxAttr().GetBorder(), borderRect); + + if (attr.GetTextBoxAttr().GetOutline().IsValid()) + DrawBorder(dc, buffer, attr.GetTextBoxAttr().GetOutline(), outlineRect); + + return true; +} + +// Draw a border +bool wxRichTextObject::DrawBorder(wxDC& dc, wxRichTextBuffer* buffer, const wxTextAttrBorders& attr, const wxRect& rect, int WXUNUSED(flags)) +{ + int borderLeft = 0, borderRight = 0, borderTop = 0, borderBottom = 0; + wxTextAttrDimensionConverter converter(dc, buffer ? buffer->GetScale() : 1.0); + + if (attr.GetLeft().IsValid() && attr.GetLeft().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) + { + borderLeft = converter.GetPixels(attr.GetLeft().GetWidth()); + wxColour col(attr.GetLeft().GetColour()); + + // If pen width is > 1, resorts to a solid rectangle. + if (borderLeft == 1) + { + int penStyle = wxSOLID; + if (attr.GetLeft().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DOTTED) + penStyle = wxDOT; + else if (attr.GetLeft().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) + penStyle = wxLONG_DASH; + wxPen pen(col, 1, penStyle); + dc.SetPen(pen); + dc.DrawLine(rect.x, rect.y, rect.x, rect.y + rect.height); + + } + else if (borderLeft > 1) + { + wxPen pen(col); + wxBrush brush(col); + dc.SetPen(pen); + dc.SetBrush(brush); + dc.DrawRectangle(rect.x, rect.y, borderLeft, rect.height); + } + } + + if (attr.GetRight().IsValid() && attr.GetRight().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) + { + borderRight = converter.GetPixels(attr.GetRight().GetWidth()); + + wxColour col(attr.GetRight().GetColour()); + + // If pen width is > 1, resorts to a solid rectangle. + if (borderRight == 1) + { + int penStyle = wxSOLID; + if (attr.GetRight().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DOTTED) + penStyle = wxDOT; + else if (attr.GetRight().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) + penStyle = wxLONG_DASH; + wxPen pen(col, 1, penStyle); + dc.SetPen(pen); + dc.DrawLine(rect.x + rect.width, rect.y, rect.x + rect.width, rect.y + rect.height + 1); + + } + else if (borderRight > 1) + { + wxPen pen(col); + wxBrush brush(col); + dc.SetPen(pen); + dc.SetBrush(brush); + dc.DrawRectangle(rect.x + rect.width - borderRight, rect.y, borderRight, rect.height); + } + } + + if (attr.GetTop().IsValid() && attr.GetTop().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) + { + borderTop = converter.GetPixels(attr.GetTop().GetWidth()); + + wxColour col(attr.GetTop().GetColour()); + + // If pen width is > 1, resorts to a solid rectangle. + if (borderTop == 1) + { + int penStyle = wxSOLID; + if (attr.GetTop().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DOTTED) + penStyle = wxDOT; + else if (attr.GetTop().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) + penStyle = wxLONG_DASH; + wxPen pen(col, 1, penStyle); + dc.SetPen(pen); + dc.DrawLine(rect.x, rect.y, rect.x + rect.width, rect.y); + + } + else if (borderTop > 1) + { + wxPen pen(col); + wxBrush brush(col); + dc.SetPen(pen); + dc.SetBrush(brush); + dc.DrawRectangle(rect.x, rect.y, rect.width, borderTop); + } + } + + if (attr.GetBottom().IsValid() && attr.GetBottom().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) + { + borderBottom = converter.GetPixels(attr.GetBottom().GetWidth()); + wxColour col(attr.GetBottom().GetColour()); + + // If pen width is > 1, resorts to a solid rectangle. + if (borderBottom == 1) + { + int penStyle = wxSOLID; + if (attr.GetBottom().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DOTTED) + penStyle = wxDOT; + else if (attr.GetBottom().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) + penStyle = wxLONG_DASH; + wxPen pen(col, 1, penStyle); + dc.SetPen(pen); + dc.DrawLine(rect.x, rect.y + rect.height, rect.x + rect.width, rect.y + rect.height); + + } + else if (borderBottom > 1) + { + wxPen pen(col); + wxBrush brush(col); + dc.SetPen(pen); + dc.SetBrush(brush); + dc.DrawRectangle(rect.x, rect.y + rect.height - borderBottom, rect.width, borderBottom); + } + } + + return true; +} + +// Get the various rectangles of the box model in pixels. You can either specify contentRect (inner) +// or marginRect (outer), and the other must be the default rectangle (no width or height). +// Note that the outline doesn't affect the position of the rectangle, it's drawn in whatever space +// is available. +// +// | Margin | Border | Padding | CONTENT | Padding | Border | Margin | + +bool wxRichTextObject::GetBoxRects(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& attr, wxRect& marginRect, wxRect& borderRect, wxRect& contentRect, wxRect& paddingRect, wxRect& outlineRect) +{ + int borderLeft = 0, borderRight = 0, borderTop = 0, borderBottom = 0; + int outlineLeft = 0, outlineRight = 0, outlineTop = 0, outlineBottom = 0; + int paddingLeft = 0, paddingRight = 0, paddingTop = 0, paddingBottom = 0; + int marginLeft = 0, marginRight = 0, marginTop = 0, marginBottom = 0; + + wxTextAttrDimensionConverter converter(dc, buffer ? buffer->GetScale() : 1.0); + + if (attr.GetTextBoxAttr().GetMargins().GetLeft().IsValid()) + marginLeft = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetLeft()); + if (attr.GetTextBoxAttr().GetMargins().GetRight().IsValid()) + marginRight = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetRight()); + if (attr.GetTextBoxAttr().GetMargins().GetTop().IsValid()) + marginTop = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetTop()); + if (attr.GetTextBoxAttr().GetMargins().GetBottom().IsValid()) + marginBottom = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetBottom()); + + if (attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth().IsValid()) + borderLeft = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth()); + if (attr.GetTextBoxAttr().GetBorder().GetRight().GetWidth().IsValid()) + borderRight = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetRight().GetWidth()); + if (attr.GetTextBoxAttr().GetBorder().GetTop().GetWidth().IsValid()) + borderTop = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetTop().GetWidth()); + if (attr.GetTextBoxAttr().GetBorder().GetBottom().GetWidth().IsValid()) + borderBottom = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetBottom().GetWidth()); + + if (attr.GetTextBoxAttr().GetPadding().GetLeft().IsValid()) + paddingLeft = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetLeft()); + if (attr.GetTextBoxAttr().GetPadding().GetRight().IsValid()) + paddingRight = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetRight()); + if (attr.GetTextBoxAttr().GetPadding().GetTop().IsValid()) + paddingTop = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetTop()); + if (attr.GetTextBoxAttr().GetPadding().GetBottom().IsValid()) + paddingBottom = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetBottom()); + + if (attr.GetTextBoxAttr().GetOutline().GetLeft().GetWidth().IsValid()) + outlineLeft = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetLeft().GetWidth()); + if (attr.GetTextBoxAttr().GetOutline().GetRight().GetWidth().IsValid()) + outlineRight = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetRight().GetWidth()); + if (attr.GetTextBoxAttr().GetOutline().GetTop().GetWidth().IsValid()) + outlineTop = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetTop().GetWidth()); + if (attr.GetTextBoxAttr().GetOutline().GetBottom().GetWidth().IsValid()) + outlineBottom = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetBottom().GetWidth()); + + int leftTotal = marginLeft + borderLeft + paddingLeft; + int rightTotal = marginRight + borderRight + paddingRight; + int topTotal = marginTop + borderTop + paddingTop; + int bottomTotal = marginBottom + borderBottom + paddingBottom; + + if (marginRect != wxRect()) + { + contentRect.x = marginRect.x + leftTotal; + contentRect.y = marginRect.y + topTotal; + contentRect.width = marginRect.width - (leftTotal + rightTotal); + contentRect.height = marginRect.height - (topTotal + bottomTotal); + } + else + { + marginRect.x = contentRect.x - leftTotal; + marginRect.y = contentRect.y - topTotal; + marginRect.width = contentRect.width + (leftTotal + rightTotal); + marginRect.height = contentRect.height + (topTotal + bottomTotal); + } + + borderRect.x = marginRect.x + marginLeft; + borderRect.y = marginRect.y + marginTop; + borderRect.width = marginRect.width - (marginLeft + marginRight); + borderRect.height = marginRect.height - (marginTop + marginBottom); + + paddingRect.x = marginRect.x + marginLeft + borderLeft; + paddingRect.y = marginRect.y + marginTop + borderTop; + paddingRect.width = marginRect.width - (marginLeft + marginRight + borderLeft + borderRight); + paddingRect.height = marginRect.height - (marginTop + marginBottom + borderTop + borderBottom); + + // The outline is outside the margin and doesn't influence the overall box position or content size. + outlineRect.x = marginRect.x - outlineLeft; + outlineRect.y = marginRect.y - outlineTop; + outlineRect.width = marginRect.width + (outlineLeft + outlineRight); + outlineRect.height = marginRect.height + (outlineTop + outlineBottom); + + return true; +} + +// Get the total margin for the object in pixels, taking into account margin, padding and border size +bool wxRichTextObject::GetTotalMargin(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& attr, int& leftMargin, int& rightMargin, + int& topMargin, int& bottomMargin) +{ + // Assume boxRect is the area around the content + wxRect contentRect, marginRect, borderRect, paddingRect, outlineRect; + marginRect = wxRect(0, 0, 1000, 1000); + + GetBoxRects(dc, buffer, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + + leftMargin = contentRect.GetLeft() - marginRect.GetLeft(); + rightMargin = marginRect.GetRight() - contentRect.GetRight(); + topMargin = contentRect.GetTop() - marginRect.GetTop(); + bottomMargin = marginRect.GetBottom() - contentRect.GetBottom(); + + return true; +} + +// Returns the rectangle which the child has available to it given restrictions specified in the +// child attribute, e.g. 50% width of the parent, 400 pixels, x position 20% of the parent, etc. +// availableContainerSpace might be a parent that the cell has to compute its width relative to. +// E.g. a cell that's 50% of its parent. +wxRect wxRichTextObject::AdjustAvailableSpace(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& WXUNUSED(parentAttr), const wxRichTextAttr& childAttr, const wxRect& availableParentSpace, const wxRect& availableContainerSpace) +{ + wxRect rect = availableParentSpace; + double scale = 1.0; + if (buffer) + scale = buffer->GetScale(); + + wxTextAttrDimensionConverter converter(dc, scale, availableContainerSpace.GetSize()); + + if (childAttr.GetTextBoxAttr().GetWidth().IsValid()) + rect.width = converter.GetPixels(childAttr.GetTextBoxAttr().GetWidth()); + + if (childAttr.GetTextBoxAttr().GetHeight().IsValid()) + rect.height = converter.GetPixels(childAttr.GetTextBoxAttr().GetHeight()); + + // Can specify either left or right for the position (we're assuming we can't + // set the left and right edges to effectively set the size. Would we want to do that?) + if (childAttr.GetTextBoxAttr().GetPosition().GetLeft().IsValid()) + { + rect.x = rect.x + converter.GetPixels(childAttr.GetTextBoxAttr().GetPosition().GetLeft()); + } + else if (childAttr.GetTextBoxAttr().GetPosition().GetRight().IsValid()) + { + int x = converter.GetPixels(childAttr.GetTextBoxAttr().GetPosition().GetRight()); + if (childAttr.GetTextBoxAttr().GetPosition().GetRight().GetPosition() == wxTEXT_BOX_ATTR_POSITION_RELATIVE) + rect.x = availableContainerSpace.x + availableContainerSpace.width - rect.width; + else + rect.x += x; + } + + if (childAttr.GetTextBoxAttr().GetPosition().GetTop().IsValid()) + { + rect.y = rect.y + converter.GetPixels(childAttr.GetTextBoxAttr().GetPosition().GetTop()); + } + else if (childAttr.GetTextBoxAttr().GetPosition().GetBottom().IsValid()) + { + int y = converter.GetPixels(childAttr.GetTextBoxAttr().GetPosition().GetBottom()); + if (childAttr.GetTextBoxAttr().GetPosition().GetBottom().GetPosition() == wxTEXT_BOX_ATTR_POSITION_RELATIVE) + rect.y = availableContainerSpace.y + availableContainerSpace.height - rect.height; + else + rect.y += y; + } + + if (rect.GetWidth() > availableParentSpace.GetWidth()) + rect.SetWidth(availableParentSpace.GetWidth()); + + return rect; +} + +// Dump to output stream for debugging +void wxRichTextObject::Dump(wxTextOutputStream& stream) +{ + stream << GetClassInfo()->GetClassName() << wxT("\n"); + stream << wxString::Format(wxT("Size: %d,%d. Position: %d,%d, Range: %ld,%ld"), m_size.x, m_size.y, m_pos.x, m_pos.y, m_range.GetStart(), m_range.GetEnd()) << wxT("\n"); + stream << wxString::Format(wxT("Text colour: %d,%d,%d."), (int) m_attributes.GetTextColour().Red(), (int) m_attributes.GetTextColour().Green(), (int) m_attributes.GetTextColour().Blue()) << wxT("\n"); +} + +// Gets the containing buffer +wxRichTextBuffer* wxRichTextObject::GetBuffer() const +{ + const wxRichTextObject* obj = this; + while (obj && !wxDynamicCast(obj, wxRichTextBuffer)) + obj = obj->GetParent(); + return wxDynamicCast(obj, wxRichTextBuffer); +} + +// Get the absolute object position, by traversing up the child/parent hierarchy +wxPoint wxRichTextObject::GetAbsolutePosition() const +{ + wxPoint pt = GetPosition(); + + wxRichTextObject* p = GetParent(); + while (p) + { + pt = pt + p->GetPosition(); + p = p->GetParent(); + } + + return pt; +} + +// Hit-testing: returns a flag indicating hit test details, plus +// information about position +int wxRichTextObject::HitTest(wxDC& WXUNUSED(dc), wxRichTextDrawingContext& WXUNUSED(context), const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int WXUNUSED(flags)) +{ + if (!IsShown()) + return wxRICHTEXT_HITTEST_NONE; + + wxRect rect = GetRect(); + if (pt.x >= rect.x && pt.x < rect.x + rect.width && + pt.y >= rect.y && pt.y < rect.y + rect.height) + { + *obj = this; + *contextObj = GetParentContainer(); + textPosition = GetRange().GetStart(); + return wxRICHTEXT_HITTEST_ON; + } + else + return wxRICHTEXT_HITTEST_NONE; +} + +// Lays out the object first with a given amount of space, and then if no width was specified in attr, +// lays out the object again using the maximum ('best') size +bool wxRichTextObject::LayoutToBestSize(wxDC& dc, wxRichTextDrawingContext& context, wxRichTextBuffer* buffer, + const wxRichTextAttr& parentAttr, const wxRichTextAttr& attr, + const wxRect& availableParentSpace, const wxRect& availableContainerSpace, + int style) +{ + wxRect availableChildRect = AdjustAvailableSpace(dc, buffer, parentAttr, attr, availableParentSpace, availableContainerSpace); + wxRect originalAvailableRect = availableChildRect; + Layout(dc, context, availableChildRect, availableContainerSpace, style); + + wxSize maxSize = GetMaxSize(); + + // Don't ignore if maxSize.x is zero, since we need to redo the paragraph's lines + // on this basis + if (!attr.GetTextBoxAttr().GetWidth().IsValid() && maxSize.x < availableChildRect.width) + { + // Redo the layout with a fixed, minimum size this time. + Invalidate(wxRICHTEXT_ALL); + wxRichTextAttr newAttr(attr); + newAttr.GetTextBoxAttr().GetWidth().SetValue(maxSize.x, wxTEXT_ATTR_UNITS_PIXELS); + newAttr.GetTextBoxAttr().GetWidth().SetPosition(wxTEXT_BOX_ATTR_POSITION_ABSOLUTE); + + availableChildRect = AdjustAvailableSpace(dc, buffer, parentAttr, newAttr, availableParentSpace, availableContainerSpace); + + // If a paragraph, align the whole paragraph. + // Problem with this: if we're limited by a floating object, a line may be centered + // w.r.t. the smaller resulting box rather than the actual available width. + // FIXME: aligning whole paragraph not compatible with floating objects + if (attr.HasAlignment() && (!wxRichTextBuffer::GetFloatingLayoutMode() || (GetContainer()->GetFloatCollector() && !GetContainer()->GetFloatCollector()->HasFloats()))) + { + // centering, right-justification + if (attr.GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) + { + availableChildRect.x = (originalAvailableRect.GetWidth() - availableChildRect.GetWidth())/2 + availableChildRect.x; + } + else if (attr.GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) + { + availableChildRect.x = availableChildRect.x + originalAvailableRect.GetWidth() - availableChildRect.GetWidth(); + } + } + + Layout(dc, context, availableChildRect, availableContainerSpace, style); + } + + /* + __________________ + | ____________ | + | | | | + + + */ + + return true; +} + +// Move the object recursively, by adding the offset from old to new +void wxRichTextObject::Move(const wxPoint& pt) +{ + SetPosition(pt); +} + + +/*! + * wxRichTextCompositeObject + * This is the base for drawable objects. + */ + +IMPLEMENT_CLASS(wxRichTextCompositeObject, wxRichTextObject) + +wxRichTextCompositeObject::wxRichTextCompositeObject(wxRichTextObject* parent): + wxRichTextObject(parent) +{ +} + +wxRichTextCompositeObject::~wxRichTextCompositeObject() +{ + DeleteChildren(); +} + +/// Get the nth child +wxRichTextObject* wxRichTextCompositeObject::GetChild(size_t n) const +{ + wxASSERT ( n < m_children.GetCount() ); + + return m_children.Item(n)->GetData(); +} + +/// Append a child, returning the position +size_t wxRichTextCompositeObject::AppendChild(wxRichTextObject* child) +{ + m_children.Append(child); + child->SetParent(this); + return m_children.GetCount() - 1; +} + +/// Insert the child in front of the given object, or at the beginning +bool wxRichTextCompositeObject::InsertChild(wxRichTextObject* child, wxRichTextObject* inFrontOf) +{ + if (inFrontOf) + { + wxRichTextObjectList::compatibility_iterator node = m_children.Find(inFrontOf); + m_children.Insert(node, child); + } + else + m_children.Insert(child); + child->SetParent(this); + + return true; +} + +/// Delete the child +bool wxRichTextCompositeObject::RemoveChild(wxRichTextObject* child, bool deleteChild) +{ + wxRichTextObjectList::compatibility_iterator node = m_children.Find(child); if (node) { wxRichTextObject* obj = node->GetData(); @@ -294,16 +1219,29 @@ void wxRichTextCompositeObject::Copy(const wxRichTextCompositeObject& obj) /// Hit-testing: returns a flag indicating hit test details, plus /// information about position -int wxRichTextCompositeObject::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition) +int wxRichTextCompositeObject::HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) { + if (!IsShown()) + return wxRICHTEXT_HITTEST_NONE; + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - int ret = child->HitTest(dc, pt, textPosition); - if (ret != wxRICHTEXT_HITTEST_NONE) - return ret; + if (child->IsShown() && child->IsTopLevel() && (flags & wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS)) + { + // Just check if we hit the overall object + int ret = child->wxRichTextObject::HitTest(dc, context, pt, textPosition, obj, contextObj, flags); + if (ret != wxRICHTEXT_HITTEST_NONE) + return ret; + } + else if (child->IsShown()) + { + int ret = child->HitTest(dc, context, pt, textPosition, obj, contextObj, flags); + if (ret != wxRICHTEXT_HITTEST_NONE) + return ret; + } node = node->GetNext(); } @@ -312,14 +1250,18 @@ int wxRichTextCompositeObject::HitTest(wxDC& dc, const wxPoint& pt, long& textPo } /// Finds the absolute position and row height for the given character position -bool wxRichTextCompositeObject::FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart) +bool wxRichTextCompositeObject::FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - if (child->FindPosition(dc, index, pt, height, forceLineStart)) + // Don't recurse if the child is a top-level object, + // such as a text box, because the character position will no longer + // apply. By definition, a top-level object has its own range of + // character positions. + if (!child->IsTopLevel() && child->FindPosition(dc, context, index, pt, height, forceLineStart)) return true; node = node->GetNext(); @@ -334,6 +1276,12 @@ void wxRichTextCompositeObject::CalculateRange(long start, long& end) long current = start; long lastEnd = current; + if (IsTopLevel()) + { + current = 0; + lastEnd = 0; + } + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { @@ -348,13 +1296,28 @@ void wxRichTextCompositeObject::CalculateRange(long start, long& end) node = node->GetNext(); } - end = lastEnd; + if (IsTopLevel()) + { + // A top-level object always has a range of size 1, + // because its children don't count at this level. + end = start; + m_range.SetRange(start, start); - // An object with no children has zero length - if (m_children.GetCount() == 0) - end --; + // An object with no children has zero length + if (m_children.GetCount() == 0) + lastEnd --; + m_ownRange.SetRange(0, lastEnd); + } + else + { + end = lastEnd; - m_range.SetRange(start, end); + // An object with no children has zero length + if (m_children.GetCount() == 0) + end --; + + m_range.SetRange(start, end); + } } /// Delete range from layout. @@ -378,7 +1341,9 @@ bool wxRichTextCompositeObject::DeleteRange(const wxRichTextRange& range) if (!obj->GetRange().IsOutside(range)) { - obj->DeleteRange(range); + // No need to delete within a top-level object; just removing this object will do fine + if (!obj->IsTopLevel()) + obj->DeleteRange(range); // Delete an empty object, or paragraph within this range. if (obj->IsEmpty() || @@ -419,111 +1384,296 @@ wxString wxRichTextCompositeObject::GetTextForRange(const wxRichTextRange& range return text; } -/// Recursively merge all pieces that can be merged. -bool wxRichTextCompositeObject::Defragment() +/// Get the child object at the given character position +wxRichTextObject* wxRichTextCompositeObject::GetChildAtPosition(long pos) const { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - wxRichTextCompositeObject* composite = wxDynamicCast(child, wxRichTextCompositeObject); - if (composite) - composite->Defragment(); - - if (node->GetNext()) - { - wxRichTextObject* nextChild = node->GetNext()->GetData(); - if (child->CanMerge(nextChild) && child->Merge(nextChild)) - { - nextChild->Dereference(); - m_children.Erase(node->GetNext()); - - // Don't set node -- we'll see if we can merge again with the next - // child. - } - else - node = node->GetNext(); - } - else - node = node->GetNext(); + if (child->GetRange().GetStart() == pos) + return child; + node = node->GetNext(); } - - return true; + return NULL; } -/// Dump to output stream for debugging -void wxRichTextCompositeObject::Dump(wxTextOutputStream& stream) +/// Recursively merge all pieces that can be merged. +bool wxRichTextCompositeObject::Defragment(wxRichTextDrawingContext& context, const wxRichTextRange& range) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - child->Dump(stream); - node = node->GetNext(); - } -} - + if (range == wxRICHTEXT_ALL || !child->GetRange().IsOutside(range)) + { + wxRichTextCompositeObject* composite = wxDynamicCast(child, wxRichTextCompositeObject); + if (composite) + composite->Defragment(context); -/*! - * wxRichTextBox - * This defines a 2D space to lay out objects - */ + // Optimization: if there are no virtual attributes, we won't need to + // to split objects in order to paint individually attributed chunks. + // So only merge in this case. + if (!context.GetVirtualAttributesEnabled()) + { + if (node->GetNext()) + { + wxRichTextObject* nextChild = node->GetNext()->GetData(); + if (child->CanMerge(nextChild, context) && child->Merge(nextChild, context)) + { + nextChild->Dereference(); + m_children.Erase(node->GetNext()); + } + else + node = node->GetNext(); + } + else + node = node->GetNext(); + } + else + { + // If we might have virtual attributes, we first see if we have to split + // objects so that they may be painted with potential virtual attributes, + // since text objects can only draw or measure with a single attributes object + // at a time. + wxRichTextObject* childAfterSplit = child; + if (child->CanSplit(context)) + { + childAfterSplit = child->Split(context); + node = m_children.Find(childAfterSplit); + } + + if (node->GetNext()) + { + wxRichTextObject* nextChild = node->GetNext()->GetData(); + + // First split child and nextChild so we have smaller fragments to merge. + // Then Merge only has to test per-object virtual attributes + // because for an object with all the same sub-object attributes, + // then any general virtual attributes should be merged with sub-objects by + // the implementation. + + wxRichTextObject* nextChildAfterSplit = nextChild; + + if (nextChildAfterSplit->CanSplit(context)) + nextChildAfterSplit = nextChild->Split(context); + + bool splitNextChild = nextChild != nextChildAfterSplit; + + // See if we can merge this new fragment with (perhaps the first part of) the next object. + // Note that we use nextChild because if we had split nextChild, the first object always + // remains (and further parts are appended). However we must use childAfterSplit since + // it's the last part of a possibly split child. + + if (childAfterSplit->CanMerge(nextChild, context) && childAfterSplit->Merge(nextChild, context)) + { + nextChild->Dereference(); + m_children.Erase(node->GetNext()); + + // Don't set node -- we'll see if we can merge again with the next + // child. UNLESS we split this or the next child, in which case we know we have to + // move on to the end of the next child. + if (splitNextChild) + node = m_children.Find(nextChildAfterSplit); + } + else + { + if (splitNextChild) + node = m_children.Find(nextChildAfterSplit); // start from the last object in the split + else + node = node->GetNext(); + } + } + else + node = node->GetNext(); + } + } + else + node = node->GetNext(); + } -IMPLEMENT_DYNAMIC_CLASS(wxRichTextBox, wxRichTextCompositeObject) + // Delete any remaining empty objects, but leave at least one empty object per composite object. + if (GetChildCount() > 1) + { + node = m_children.GetFirst(); + while (node) + { + wxRichTextObjectList::compatibility_iterator next = node->GetNext(); + wxRichTextObject* child = node->GetData(); + if (range == wxRICHTEXT_ALL || !child->GetRange().IsOutside(range)) + { + if (child->IsEmpty()) + { + child->Dereference(); + m_children.Erase(node); + } + node = next; + } + else + node = node->GetNext(); + } + } -wxRichTextBox::wxRichTextBox(wxRichTextObject* parent): - wxRichTextCompositeObject(parent) -{ + return true; } -/// Draw the item -bool wxRichTextBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& WXUNUSED(rect), int descent, int style) +/// Dump to output stream for debugging +void wxRichTextCompositeObject::Dump(wxTextOutputStream& stream) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - - wxRect childRect = wxRect(child->GetPosition(), child->GetCachedSize()); - child->Draw(dc, range, selectionRange, childRect, descent, style); - + child->Dump(stream); node = node->GetNext(); } - return true; } -/// Lay the item out -bool wxRichTextBox::Layout(wxDC& dc, const wxRect& rect, int style) +/// Get/set the object size for the given range. Returns false if the range +/// is invalid for this object. +bool wxRichTextCompositeObject::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position, const wxSize& parentSize, wxArrayInt* partialExtents) const { + if (!range.IsWithin(GetRange())) + return false; + + wxSize sz; + + wxArrayInt childExtents; + wxArrayInt* p; + if (partialExtents) + p = & childExtents; + else + p = NULL; + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - child->Layout(dc, rect, style); + if (!child->GetRange().IsOutside(range)) + { + // Floating objects have a zero size within the paragraph. + if (child->IsFloating() && wxRichTextBuffer::GetFloatingLayoutMode()) + { + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; + + partialExtents->Add(0 /* zero size */ + lastSize); + } + } + else + { + wxSize childSize; + + wxRichTextRange rangeToUse = range; + rangeToUse.LimitTo(child->GetRange()); + if (child->IsTopLevel()) + rangeToUse = child->GetOwnRange(); + + int childDescent = 0; + + // At present wxRICHTEXT_HEIGHT_ONLY is only fast if we're already cached the size, + // but it's only going to be used after caching has taken place. + if ((flags & wxRICHTEXT_HEIGHT_ONLY) && child->GetCachedSize().y != 0) + { + childDescent = child->GetDescent(); + childSize = child->GetCachedSize(); + + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + } + else if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, context, flags, wxPoint(position.x + sz.x, position.y), parentSize, p)) + { + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + + if ((flags & wxRICHTEXT_CACHE_SIZE) && (rangeToUse == child->GetRange() || child->IsTopLevel())) + { + child->SetCachedSize(childSize); + child->SetDescent(childDescent); + } + + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; + + size_t i; + for (i = 0; i < childExtents.GetCount(); i++) + { + partialExtents->Add(childExtents[i] + lastSize); + } + } + } + } + + if (p) + p->Clear(); + } node = node->GetNext(); } - m_dirty = false; + size = sz; return true; } -/// Get/set the size for the given range. Assume only has one child. -bool wxRichTextBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position) const +// Invalidate the buffer. With no argument, invalidates whole buffer. +void wxRichTextCompositeObject::Invalidate(const wxRichTextRange& invalidRange) { + wxRichTextObject::Invalidate(invalidRange); + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); - if (node) + while (node) { wxRichTextObject* child = node->GetData(); - return child->GetRangeSize(range, size, descent, dc, flags, position); + if (invalidRange != wxRICHTEXT_ALL && invalidRange != wxRICHTEXT_NONE && child->GetRange().IsOutside(invalidRange)) + { + // Skip + } + else if (child->IsTopLevel()) + { + if (wxRichTextBuffer::GetFloatingLayoutMode() && child->IsFloating() && GetBuffer()->GetFloatCollector() && GetBuffer()->GetFloatCollector()->HasFloat(child)) + { + // Don't invalidate subhierarchy if we've already been laid out + } + else + { + if (invalidRange == wxRICHTEXT_NONE) + child->Invalidate(wxRICHTEXT_NONE); + else + child->Invalidate(wxRICHTEXT_ALL); // All children must be invalidated if within parent range + } + } + else + child->Invalidate(invalidRange); + node = node->GetNext(); } - else - return false; } -/// Copy -void wxRichTextBox::Copy(const wxRichTextBox& obj) +// Move the object recursively, by adding the offset from old to new +void wxRichTextCompositeObject::Move(const wxPoint& pt) { - wxRichTextCompositeObject::Copy(obj); + wxPoint oldPos = GetPosition(); + SetPosition(pt); + wxPoint offset = pt - oldPos; + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + wxPoint childPos = child->GetPosition() + offset; + child->Move(childPos); + node = node->GetNext(); + } } @@ -532,14 +1682,23 @@ void wxRichTextBox::Copy(const wxRichTextBox& obj) * This box knows how to lay out paragraphs. */ -IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraphLayoutBox, wxRichTextBox) +IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraphLayoutBox, wxRichTextCompositeObject) wxRichTextParagraphLayoutBox::wxRichTextParagraphLayoutBox(wxRichTextObject* parent): - wxRichTextBox(parent) + wxRichTextCompositeObject(parent) { Init(); } +wxRichTextParagraphLayoutBox::~wxRichTextParagraphLayoutBox() +{ + if (m_floatCollector) + { + delete m_floatCollector; + m_floatCollector = NULL; + } +} + /// Initialize the object. void wxRichTextParagraphLayoutBox::Init() { @@ -547,27 +1706,165 @@ void wxRichTextParagraphLayoutBox::Init() // For now, assume is the only box and has no initial size. m_range = wxRichTextRange(0, -1); + m_ownRange = wxRichTextRange(0, -1); + + m_invalidRange = wxRICHTEXT_ALL; - m_invalidRange.SetRange(-1, -1); - m_leftMargin = 4; - m_rightMargin = 4; - m_topMargin = 4; - m_bottomMargin = 4; m_partialParagraph = false; + m_floatCollector = NULL; } -/// Draw the item -bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style) +void wxRichTextParagraphLayoutBox::Clear() +{ + DeleteChildren(); + + if (m_floatCollector) + delete m_floatCollector; + m_floatCollector = NULL; + m_partialParagraph = false; +} + +/// Copy +void wxRichTextParagraphLayoutBox::Copy(const wxRichTextParagraphLayoutBox& obj) +{ + Clear(); + + wxRichTextCompositeObject::Copy(obj); + + m_partialParagraph = obj.m_partialParagraph; + m_defaultAttributes = obj.m_defaultAttributes; +} + +// Gather information about floating objects; only gather floats for those paragraphs that +// will not be formatted again due to optimization, after which floats will be gathered per-paragraph +// during layout. +bool wxRichTextParagraphLayoutBox::UpdateFloatingObjects(const wxRect& availableRect, wxRichTextObject* untilObj) { + if (m_floatCollector != NULL) + delete m_floatCollector; + m_floatCollector = new wxRichTextFloatCollector(availableRect); wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); - while (node) + // Only gather floats up to the point we'll start formatting paragraphs. + while (untilObj && node && node->GetData() != untilObj) { wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); wxASSERT (child != NULL); + if (child) + m_floatCollector->CollectFloat(child); + node = node->GetNext(); + } + + return true; +} + +// Returns the style sheet associated with the overall buffer. +wxRichTextStyleSheet* wxRichTextParagraphLayoutBox::GetStyleSheet() const +{ + return GetBuffer() ? GetBuffer()->GetStyleSheet() : (wxRichTextStyleSheet*) NULL; +} + +// Get the number of floating objects at this level +int wxRichTextParagraphLayoutBox::GetFloatingObjectCount() const +{ + if (m_floatCollector) + return m_floatCollector->GetFloatingObjectCount(); + else + return 0; +} + +// Get a list of floating objects +bool wxRichTextParagraphLayoutBox::GetFloatingObjects(wxRichTextObjectList& objects) const +{ + if (m_floatCollector) + { + return m_floatCollector->GetFloatingObjects(objects); + } + else + return false; +} + +// Calculate ranges +void wxRichTextParagraphLayoutBox::UpdateRanges() +{ + long start = 0; + if (GetParent()) + start = GetRange().GetStart(); + long end; + CalculateRange(start, end); +} + +// HitTest +int wxRichTextParagraphLayoutBox::HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) +{ + if (!IsShown()) + return wxRICHTEXT_HITTEST_NONE; + + int ret = wxRICHTEXT_HITTEST_NONE; + if (wxRichTextBuffer::GetFloatingLayoutMode() && m_floatCollector && (flags & wxRICHTEXT_HITTEST_NO_FLOATING_OBJECTS) == 0) + ret = m_floatCollector->HitTest(dc, context, pt, textPosition, obj, flags); + + if (ret == wxRICHTEXT_HITTEST_NONE) + return wxRichTextCompositeObject::HitTest(dc, context, pt, textPosition, obj, contextObj, flags); + else + { + *contextObj = this; + return ret; + } +} + +/// Draw the floating objects +void wxRichTextParagraphLayoutBox::DrawFloats(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + if (wxRichTextBuffer::GetFloatingLayoutMode() && m_floatCollector) + m_floatCollector->Draw(dc, context, range, selection, rect, descent, style); +} + +void wxRichTextParagraphLayoutBox::MoveAnchoredObjectToParagraph(wxRichTextParagraph* from, wxRichTextParagraph* to, wxRichTextObject* obj) +{ + if (from == to) + return; + + from->RemoveChild(obj); + to->AppendChild(obj); +} + +/// Draw the item +bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + if (!IsShown()) + return true; + + wxRect thisRect(GetPosition(), GetCachedSize()); + + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, this); + + int flags = style; + if (selection.IsValid() && GetParentContainer() != this && selection.WithinSelection(GetRange().GetStart(), GetParentContainer())) + flags |= wxRICHTEXT_DRAW_SELECTED; + + // Don't draw guidelines if at top level + int theseFlags = flags; + if (!GetParent()) + theseFlags &= ~wxRICHTEXT_DRAW_GUIDELINES; + DrawBoxAttributes(dc, GetBuffer(), attr, thisRect, theseFlags); + + if (wxRichTextBuffer::GetFloatingLayoutMode()) + DrawFloats(dc, context, range, selection, rect, descent, style); + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); if (child && !child->GetRange().IsOutside(range)) { wxRect childRect(child->GetPosition(), child->GetCachedSize()); + wxRichTextRange childRange = range; + if (child->IsTopLevel()) + { + childRange = child->GetOwnRange(); + } if (((style & wxRICHTEXT_DRAW_IGNORE_CACHE) == 0) && childRect.GetTop() > rect.GetBottom()) { @@ -579,7 +1876,7 @@ bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, // Skip } else - child->Draw(dc, range, selectionRange, childRect, descent, style); + child->Draw(dc, context, childRange, selection, rect, descent, style); } node = node->GetNext(); @@ -588,11 +1885,19 @@ bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, } /// Lay the item out -bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int style) +bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) { + SetPosition(rect.GetPosition()); + + if (!IsShown()) + return true; + wxRect availableSpace; bool formatRect = (style & wxRICHTEXT_LAYOUT_SPECIFIED_RECT) == wxRICHTEXT_LAYOUT_SPECIFIED_RECT; + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, this); + // If only laying out a specific area, the passed rect has a different meaning: // the visible part of the buffer. This is used in wxRichTextCtrl::OnSize, // so that during a size, only the visible part will be relaid out, or @@ -600,10 +1905,8 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl // everything up to the start of the visible area is laid out correctly. if (formatRect) { - availableSpace = wxRect(0 + m_leftMargin, - 0 + m_topMargin, - rect.width - m_leftMargin - m_rightMargin, - rect.height); + wxRect rect2(0, 0, rect.width, rect.height); + availableSpace = GetAvailableContentArea(dc, context, rect2); // Invalidate the part of the buffer from the first visible line // to the end. If other parts of the buffer are currently invalid, @@ -614,15 +1917,33 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl if (line) startPos = line->GetAbsoluteRange().GetStart(); - Invalidate(wxRichTextRange(startPos, GetRange().GetEnd())); + Invalidate(wxRichTextRange(startPos, GetOwnRange().GetEnd())); } else - availableSpace = wxRect(rect.x + m_leftMargin, - rect.y + m_topMargin, - rect.width - m_leftMargin - m_rightMargin, - rect.height - m_topMargin - m_bottomMargin); + { + availableSpace = GetAvailableContentArea(dc, context, rect); + } + + // Fix the width if we're at the top level + if (!GetParent()) + attr.GetTextBoxAttr().GetWidth().SetValue(rect.GetWidth(), wxTEXT_ATTR_UNITS_PIXELS); + + int leftMargin, rightMargin, topMargin, bottomMargin; + wxRichTextObject::GetTotalMargin(dc, GetBuffer(), attr, leftMargin, rightMargin, + topMargin, bottomMargin); int maxWidth = 0; + int maxHeight = 0; + + // The maximum paragraph maximum width, so we can set the overall maximum width for this object + int maxMaxWidth = 0; + + // The maximum paragraph minimum width, so we can set the overall minimum width for this object + int maxMinWidth = 0; + + // If we have vertical alignment, we must recalculate everything. + bool hasVerticalAlignment = (attr.GetTextBoxAttr().HasVerticalAlignment() && + (attr.GetTextBoxAttr().GetVerticalAlignment() > wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_TOP)); wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); @@ -634,10 +1955,10 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl if (invalidRange == wxRICHTEXT_NONE && !formatRect) return true; - if (invalidRange == wxRICHTEXT_ALL) + if (invalidRange == wxRICHTEXT_ALL || hasVerticalAlignment) layoutAll = true; else // If we know what range is affected, start laying out from that point on. - if (invalidRange.GetStart() >= GetRange().GetStart()) + if (invalidRange.GetStart() >= GetOwnRange().GetStart()) { wxRichTextParagraph* firstParagraph = GetParagraphAtPosition(invalidRange.GetStart()); if (firstParagraph) @@ -662,84 +1983,205 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl } } + // Gather information about only those floating objects that will not be formatted, + // after which floats will be gathered per-paragraph during layout. + if (wxRichTextBuffer::GetFloatingLayoutMode()) + UpdateFloatingObjects(availableSpace, node ? node->GetData() : (wxRichTextObject*) NULL); + // A way to force speedy rest-of-buffer layout (the 'else' below) bool forceQuickLayout = false; + // First get the size of the paragraphs we won't be laying out + wxRichTextObjectList::compatibility_iterator n = m_children.GetFirst(); + while (n && n != node) + { + wxRichTextParagraph* child = wxDynamicCast(n->GetData(), wxRichTextParagraph); + if (child) + { + maxWidth = wxMax(maxWidth, child->GetCachedSize().x); + maxMinWidth = wxMax(maxMinWidth, child->GetMinSize().x); + maxMaxWidth = wxMax(maxMaxWidth, child->GetMaxSize().x); + } + n = n->GetNext(); + } + while (node) { // Assume this box only contains paragraphs wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxCHECK_MSG( child, false, _T("Unknown object in layout") ); - - // TODO: what if the child hasn't been laid out (e.g. involved in Undo) but still has 'old' lines - if ( !forceQuickLayout && - (layoutAll || - child->GetLines().IsEmpty() || - !child->GetRange().IsOutside(invalidRange)) ) - { - child->Layout(dc, availableSpace, style); + // Unsure if this is needed + // wxCHECK_MSG( child, false, wxT("Unknown object in layout") ); - // Layout must set the cached size - availableSpace.y += child->GetCachedSize().y; - maxWidth = wxMax(maxWidth, child->GetCachedSize().x); - - // If we're just formatting the visible part of the buffer, - // and we're now past the bottom of the window, start quick - // layout. - if (formatRect && child->GetPosition().y > rect.GetBottom()) - forceQuickLayout = true; - } - else + if (child && child->IsShown()) { - // We're outside the immediately affected range, so now let's just - // move everything up or down. This assumes that all the children have previously - // been laid out and have wrapped line lists associated with them. - // TODO: check all paragraphs before the affected range. + // TODO: what if the child hasn't been laid out (e.g. involved in Undo) but still has 'old' lines + if ( !forceQuickLayout && + (layoutAll || + child->GetLines().IsEmpty() || + !child->GetRange().IsOutside(invalidRange)) ) + { + // Lays out the object first with a given amount of space, and then if no width was specified in attr, + // lays out the object again using the minimum size + child->LayoutToBestSize(dc, context, GetBuffer(), + attr, child->GetAttributes(), availableSpace, rect, style&~wxRICHTEXT_LAYOUT_SPECIFIED_RECT); + + // Layout must set the cached size + availableSpace.y += child->GetCachedSize().y; + maxWidth = wxMax(maxWidth, child->GetCachedSize().x); + maxMinWidth = wxMax(maxMinWidth, child->GetMinSize().x); + maxMaxWidth = wxMax(maxMaxWidth, child->GetMaxSize().x); + + // If we're just formatting the visible part of the buffer, + // and we're now past the bottom of the window, and we don't have any + // floating objects (since they may cause wrapping to change for the rest of the + // the buffer), start quick layout. + if (!hasVerticalAlignment && formatRect && child->GetPosition().y > rect.GetBottom() && GetFloatingObjectCount() == 0) + forceQuickLayout = true; + } + else + { + // We're outside the immediately affected range, so now let's just + // move everything up or down. This assumes that all the children have previously + // been laid out and have wrapped line lists associated with them. + // TODO: check all paragraphs before the affected range. - int inc = availableSpace.y - child->GetPosition().y; + int inc = availableSpace.y - child->GetPosition().y; - while (node) - { - wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - if (child) + while (node) { - if (child->GetLines().GetCount() == 0) - child->Layout(dc, availableSpace, style); - else - child->SetPosition(wxPoint(child->GetPosition().x, child->GetPosition().y + inc)); + wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); + if (child) + { + if (child->GetLines().GetCount() == 0) + { + // Lays out the object first with a given amount of space, and then if no width was specified in attr, + // lays out the object again using the minimum size + child->LayoutToBestSize(dc, context, GetBuffer(), + attr, child->GetAttributes(), availableSpace, rect, style&~wxRICHTEXT_LAYOUT_SPECIFIED_RECT); - availableSpace.y += child->GetCachedSize().y; - maxWidth = wxMax(maxWidth, child->GetCachedSize().x); - } + //child->Layout(dc, availableChildRect, style); + } + else + child->Move(wxPoint(child->GetPosition().x, child->GetPosition().y + inc)); - node = node->GetNext(); + availableSpace.y += child->GetCachedSize().y; + maxWidth = wxMax(maxWidth, child->GetCachedSize().x); + maxMinWidth = wxMax(maxMinWidth, child->GetMinSize().x); + maxMaxWidth = wxMax(maxMaxWidth, child->GetMaxSize().x); + } + + node = node->GetNext(); + } + break; } - break; } node = node->GetNext(); } - SetCachedSize(wxSize(maxWidth, availableSpace.y)); + node = m_children.GetLast(); + if (node && node->GetData()->IsShown()) + { + wxRichTextObject* child = node->GetData(); + maxHeight = child->GetPosition().y - (GetPosition().y + topMargin) + child->GetCachedSize().y; + } + else + maxHeight = 0; // topMargin + bottomMargin; - m_dirty = false; - m_invalidRange = wxRICHTEXT_NONE; + // Check the bottom edge of any floating object + if (wxRichTextBuffer::GetFloatingLayoutMode() && GetFloatCollector() && GetFloatCollector()->HasFloats()) + { + int bottom = GetFloatCollector()->GetLastRectBottom(); + if (bottom > maxHeight) + maxHeight = bottom; + } - return true; -} + if (attr.GetTextBoxAttr().GetSize().GetWidth().IsValid()) + { + wxRect r = AdjustAvailableSpace(dc, GetBuffer(), wxRichTextAttr() /* not used */, attr, parentRect, parentRect); + int w = r.GetWidth(); -/// Copy -void wxRichTextParagraphLayoutBox::Copy(const wxRichTextParagraphLayoutBox& obj) -{ - wxRichTextBox::Copy(obj); + // Convert external to content rect + w = w - leftMargin - rightMargin; + maxWidth = wxMax(maxWidth, w); + maxMaxWidth = wxMax(maxMaxWidth, w); + } + else + { + // TODO: Make sure the layout box's position reflects + // the position of the children, but without + // breaking layout of a box within a paragraph. + } - m_partialParagraph = obj.m_partialParagraph; - m_defaultAttributes = obj.m_defaultAttributes; + // TODO: (also in para layout) should set the + // object's size to an absolute one if specified, + // but if not specified, calculate it from content. + + // We need to add back the margins etc. + { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(maxWidth, maxHeight)); + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetCachedSize(marginRect.GetSize()); + } + + // The maximum size is the greatest of all maximum widths for all paragraphs. + { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(maxMaxWidth, maxHeight)); // Actually max height is a lie, we can't know it + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetMaxSize(marginRect.GetSize()); + } + + // The minimum size is the greatest of all minimum widths for all paragraphs. + { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(maxMinWidth, maxHeight)); // Actually max height is a lie, we can't know it + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetMinSize(marginRect.GetSize()); + } + + if (attr.GetTextBoxAttr().HasVerticalAlignment() && + (attr.GetTextBoxAttr().GetVerticalAlignment() > wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_TOP)) + { + int yOffset = 0; + int leftOverSpace = availableSpace.height - topMargin - bottomMargin - maxHeight; + if (leftOverSpace > 0) + { + if (attr.GetTextBoxAttr().GetVerticalAlignment() == wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_CENTRE) + { + yOffset = (leftOverSpace/2); + } + else if (attr.GetTextBoxAttr().GetVerticalAlignment() == wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_BOTTOM) + { + yOffset = leftOverSpace; + } + } + + // Move all the children to vertically align the content + // This doesn't take into account floating objects, unfortunately. + if (yOffset != 0) + { + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); + if (child) + child->Move(wxPoint(child->GetPosition().x, child->GetPosition().y + yOffset)); + + node = node->GetNext(); + } + } + } + + m_invalidRange = wxRICHTEXT_NONE; + + return true; } /// Get/set the size for the given range. -bool wxRichTextParagraphLayoutBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position) const +bool wxRichTextParagraphLayoutBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position, const wxSize& parentSize, wxArrayInt* WXUNUSED(partialExtents)) const { wxSize sz; @@ -792,10 +2234,13 @@ bool wxRichTextParagraphLayoutBox::GetRangeSize(const wxRichTextRange& range, wx wxRichTextRange rangeToFind = range; rangeToFind.LimitTo(childRange); + if (child->IsTopLevel()) + rangeToFind = child->GetOwnRange(); + wxSize childSize; int childDescent = 0; - child->GetRangeSize(rangeToFind, childSize, childDescent, dc, flags, position); + child->GetRangeSize(rangeToFind, childSize, childDescent, dc, context, flags, position, parentSize); descent = wxMax(childDescent, descent); @@ -823,14 +2268,17 @@ wxRichTextParagraph* wxRichTextParagraphLayoutBox::GetParagraphAtPosition(long p { // child is a paragraph wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (child != NULL); + // wxASSERT (child != NULL); - // Return first child in buffer if position is -1 - // if (pos == -1) - // return child; + if (child) + { + // Return first child in buffer if position is -1 + // if (pos == -1) + // return child; - if (child->GetRange().Contains(pos)) - return child; + if (child->GetRange().Contains(pos)) + return child; + } node = node->GetNext(); } @@ -847,25 +2295,32 @@ wxRichTextLine* wxRichTextParagraphLayoutBox::GetLineAtPosition(long pos, bool c wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { - // child is a paragraph - wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (child != NULL); - - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) + wxRichTextObject* obj = (wxRichTextObject*) node->GetData(); + if (obj->GetRange().Contains(pos)) { - wxRichTextLine* line = node2->GetData(); + // child is a paragraph + wxRichTextParagraph* child = wxDynamicCast(obj, wxRichTextParagraph); + // wxASSERT (child != NULL); + + if (child) + { + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); - wxRichTextRange range = line->GetAbsoluteRange(); + wxRichTextRange range = line->GetAbsoluteRange(); - if (range.Contains(pos) || + if (range.Contains(pos) || - // If the position is end-of-paragraph, then return the last line of - // of the paragraph. - (range.GetEnd() == child->GetRange().GetEnd()-1) && (pos == child->GetRange().GetEnd())) - return line; + // If the position is end-of-paragraph, then return the last line of + // of the paragraph. + ((range.GetEnd() == child->GetRange().GetEnd()-1) && (pos == child->GetRange().GetEnd()))) + return line; - node2 = node2->GetNext(); + node2 = node2->GetNext(); + } + } } node = node->GetNext(); @@ -885,19 +2340,22 @@ wxRichTextLine* wxRichTextParagraphLayoutBox::GetLineAtYPosition(int y) const while (node) { wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (child != NULL); + // wxASSERT (child != NULL); - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) + if (child) { - wxRichTextLine* line = node2->GetData(); + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); - wxRect rect(line->GetRect()); + wxRect rect(line->GetRect()); - if (y <= rect.GetBottom()) - return line; + if (y <= rect.GetBottom()) + return line; - node2 = node2->GetNext(); + node2 = node2->GetNext(); + } } node = node->GetNext(); @@ -920,9 +2378,11 @@ int wxRichTextParagraphLayoutBox::GetLineCount() const while (node) { wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (child != NULL); + // wxASSERT (child != NULL); + + if (child) + count += child->GetLines().GetCount(); - count += child->GetLines().GetCount(); node = node->GetNext(); } return count; @@ -949,42 +2409,62 @@ wxSize wxRichTextParagraphLayoutBox::GetLineSizeAtPosition(long pos, bool caretP /// Convenience function to add a paragraph of text -wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, wxTextAttr* paraStyle) +wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, wxRichTextAttr* paraStyle) { // Don't use the base style, just the default style, and the base style will // be combined at display time. // Divide into paragraph and character styles. - wxTextAttr defaultCharStyle; - wxTextAttr defaultParaStyle; + wxRichTextAttr defaultCharStyle; + wxRichTextAttr defaultParaStyle; + + // If the default style is a named paragraph style, don't apply any character formatting + // to the initial text string. + if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName()); + if (def) + defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet()); + } + else + wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); - wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); - wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle; - wxTextAttr* cStyle = & defaultCharStyle; + wxRichTextAttr* pStyle = paraStyle ? paraStyle : (wxRichTextAttr*) & defaultParaStyle; + wxRichTextAttr* cStyle = & defaultCharStyle; wxRichTextParagraph* para = new wxRichTextParagraph(text, this, pStyle, cStyle); + para->GetAttributes().GetTextBoxAttr().Reset(); AppendChild(para); UpdateRanges(); - SetDirty(true); return para->GetRange(); } /// Adds multiple paragraphs, based on newlines. -wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text, wxTextAttr* paraStyle) +wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text, wxRichTextAttr* paraStyle) { // Don't use the base style, just the default style, and the base style will // be combined at display time. // Divide into paragraph and character styles. - wxTextAttr defaultCharStyle; - wxTextAttr defaultParaStyle; - wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); + wxRichTextAttr defaultCharStyle; + wxRichTextAttr defaultParaStyle; + + // If the default style is a named paragraph style, don't apply any character formatting + // to the initial text string. + if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName()); + if (def) + defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet()); + } + else + wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); - wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle; - wxTextAttr* cStyle = & defaultCharStyle; + wxRichTextAttr* pStyle = paraStyle ? paraStyle : (wxRichTextAttr*) & defaultParaStyle; + wxRichTextAttr* cStyle = & defaultCharStyle; wxRichTextParagraph* firstPara = NULL; wxRichTextParagraph* lastPara = NULL; @@ -995,6 +2475,7 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text size_t len = text.length(); wxString line; wxRichTextParagraph* para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle); + para->GetAttributes().GetTextBoxAttr().Reset(); AppendChild(para); @@ -1006,15 +2487,19 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text wxChar ch = text[i]; if (ch == wxT('\n') || ch == wxT('\r')) { - wxRichTextPlainText* plainText = (wxRichTextPlainText*) para->GetChildren().GetFirst()->GetData(); - plainText->SetText(line); + if (i != (len-1)) + { + wxRichTextPlainText* plainText = (wxRichTextPlainText*) para->GetChildren().GetFirst()->GetData(); + plainText->SetText(line); - para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle); + para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle); + para->GetAttributes().GetTextBoxAttr().Reset(); - AppendChild(para); + AppendChild(para); - lastPara = para; - line = wxEmptyString; + lastPara = para; + line = wxEmptyString; + } } else line += ch; @@ -1030,31 +2515,39 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text UpdateRanges(); - SetDirty(false); - return wxRichTextRange(firstPara->GetRange().GetStart(), lastPara->GetRange().GetEnd()); } /// Convenience function to add an image -wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxTextAttr* paraStyle) +wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxRichTextAttr* paraStyle) { // Don't use the base style, just the default style, and the base style will // be combined at display time. // Divide into paragraph and character styles. - wxTextAttr defaultCharStyle; - wxTextAttr defaultParaStyle; - wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); + wxRichTextAttr defaultCharStyle; + wxRichTextAttr defaultParaStyle; + + // If the default style is a named paragraph style, don't apply any character formatting + // to the initial text string. + if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName()); + if (def) + defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet()); + } + else + wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); - wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle; - wxTextAttr* cStyle = & defaultCharStyle; + wxRichTextAttr* pStyle = paraStyle ? paraStyle : (wxRichTextAttr*) & defaultParaStyle; + wxRichTextAttr* cStyle = & defaultCharStyle; wxRichTextParagraph* para = new wxRichTextParagraph(this, pStyle); + para->GetAttributes().GetTextBoxAttr().Reset(); AppendChild(para); para->AppendChild(new wxRichTextImage(image, this, cStyle)); UpdateRanges(); - SetDirty(true); return para->GetRange(); } @@ -1066,12 +2559,12 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxT bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParagraphLayoutBox& fragment) { - SetDirty(true); - // First, find the first paragraph whose starting position is within the range. wxRichTextParagraph* para = GetParagraphAtPosition(position); if (para) { + wxRichTextAttr originalAttr = para->GetAttributes(); + wxRichTextObjectList::compatibility_iterator node = m_children.Find(para); // Now split at this position, returning the object to insert the new @@ -1092,11 +2585,6 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag wxRichTextParagraph* firstPara = wxDynamicCast(firstParaNode->GetData(), wxRichTextParagraph); wxASSERT (firstPara != NULL); - // Apply the new paragraph attributes to the existing paragraph - wxTextAttr attr(para->GetAttributes()); - wxRichTextApplyStyle(attr, firstPara->GetAttributes()); - para->SetAttributes(attr); - wxRichTextObjectList::compatibility_iterator objectNode = firstPara->GetChildren().GetFirst(); while (objectNode) { @@ -1144,7 +2632,19 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag wxRichTextParagraph* firstPara = wxDynamicCast(firstParaNode->GetData(), wxRichTextParagraph); wxASSERT(firstPara != NULL); + if (!(fragment.GetAttributes().GetFlags() & wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE)) + para->SetAttributes(firstPara->GetAttributes()); + + // Save empty paragraph attributes for appending later + // These are character attributes deliberately set for a new paragraph. Without this, + // we couldn't pass default attributes when appending a new paragraph. + wxRichTextAttr emptyParagraphAttributes; + wxRichTextObjectList::compatibility_iterator objectNode = firstPara->GetChildren().GetFirst(); + + if (objectNode && firstPara->GetChildren().GetCount() == 1 && objectNode->GetData()->IsEmpty()) + emptyParagraphAttributes = objectNode->GetData()->GetAttributes(); + while (objectNode) { wxRichTextObject* newObj = objectNode->GetData()->Clone(); @@ -1164,50 +2664,57 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag wxRichTextObjectList::compatibility_iterator i = fragment.GetChildren().GetFirst()->GetNext(); wxRichTextParagraph* finalPara = para; + bool needExtraPara = (!i || !fragment.GetPartialParagraph()); + // If there was only one paragraph, we need to insert a new one. - if (!i) + while (i) { - finalPara = new wxRichTextParagraph; + wxRichTextParagraph* para = wxDynamicCast(i->GetData(), wxRichTextParagraph); + wxASSERT( para != NULL ); - // TODO: These attributes should come from the subsequent paragraph - // when originally deleted, since the subsequent para takes on - // the previous para's attributes. - finalPara->SetAttributes(firstPara->GetAttributes()); + finalPara = (wxRichTextParagraph*) para->Clone(); if (nextParagraph) InsertChild(finalPara, nextParagraph); else AppendChild(finalPara); + + i = i->GetNext(); } - else while (i) - { - wxRichTextParagraph* para = wxDynamicCast(i->GetData(), wxRichTextParagraph); - wxASSERT( para != NULL ); - finalPara = (wxRichTextParagraph*) para->Clone(); + // If there was only one paragraph, or we have full paragraphs in our fragment, + // we need to insert a new one. + if (needExtraPara) + { + finalPara = new wxRichTextParagraph; if (nextParagraph) InsertChild(finalPara, nextParagraph); else AppendChild(finalPara); - - i = i->GetNext(); } // 4. Add back the remaining content. if (finalPara) { - finalPara->MoveFromList(savedObjects); + if (nextObject) + finalPara->MoveFromList(savedObjects); // Ensure there's at least one object if (finalPara->GetChildCount() == 0) { wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString); + text->SetAttributes(emptyParagraphAttributes); finalPara->AppendChild(text); } } + if ((fragment.GetAttributes().GetFlags() & wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE) && firstPara) + finalPara->SetAttributes(firstPara->GetAttributes()); + else if (finalPara && finalPara != para) + finalPara->SetAttributes(originalAttr); + return true; } } @@ -1249,49 +2756,61 @@ bool wxRichTextParagraphLayoutBox::CopyFragment(const wxRichTextRange& range, wx // Now top and tail the first and last paragraphs in our new fragment (which might be the same). if (!fragment.IsEmpty()) { - wxRichTextRange topTailRange(range); - wxRichTextParagraph* firstPara = wxDynamicCast(fragment.GetChildren().GetFirst()->GetData(), wxRichTextParagraph); wxASSERT( firstPara != NULL ); + wxRichTextParagraph* lastPara = wxDynamicCast(fragment.GetChildren().GetLast()->GetData(), wxRichTextParagraph); + wxASSERT( lastPara != NULL ); + + if (!firstPara || !lastPara) + return false; + + bool isFragment = (range.GetEnd() < lastPara->GetRange().GetEnd()); + + long firstPos = firstPara->GetRange().GetStart(); + + // Adjust for renumbering from zero + wxRichTextRange topTailRange(range.GetStart() - firstPos, range.GetEnd() - firstPos); + + long end; + fragment.CalculateRange(0, end); + // Chop off the start of the paragraph - if (topTailRange.GetStart() > firstPara->GetRange().GetStart()) + if (topTailRange.GetStart() > 0) { - wxRichTextRange r(firstPara->GetRange().GetStart(), topTailRange.GetStart()-1); + wxRichTextRange r(0, topTailRange.GetStart()-1); firstPara->DeleteRange(r); // Make sure the numbering is correct - long end; - fragment.CalculateRange(firstPara->GetRange().GetStart(), end); + fragment.CalculateRange(0, end); // Now, we've deleted some positions, so adjust the range // accordingly. - topTailRange.SetEnd(topTailRange.GetEnd() - r.GetLength()); + topTailRange.SetStart(range.GetLength()); + topTailRange.SetEnd(fragment.GetOwnRange().GetEnd()); + } + else + { + topTailRange.SetStart(range.GetLength()); + topTailRange.SetEnd(fragment.GetOwnRange().GetEnd()); } - wxRichTextParagraph* lastPara = wxDynamicCast(fragment.GetChildren().GetLast()->GetData(), wxRichTextParagraph); - wxASSERT( lastPara != NULL ); - - if (topTailRange.GetEnd() < (lastPara->GetRange().GetEnd()-1)) + if (topTailRange.GetStart() < lastPara->GetRange().GetEnd()) { - wxRichTextRange r(topTailRange.GetEnd()+1, lastPara->GetRange().GetEnd()-1); /* -1 since actual text ends 1 position before end of para marker */ - lastPara->DeleteRange(r); + lastPara->DeleteRange(topTailRange); // Make sure the numbering is correct long end; - fragment.CalculateRange(firstPara->GetRange().GetStart(), end); + fragment.CalculateRange(0, end); // We only have part of a paragraph at the end fragment.SetPartialParagraph(true); } else { - if (topTailRange.GetEnd() == (lastPara->GetRange().GetEnd() - 1)) - // We have a partial paragraph (don't save last new paragraph marker) - fragment.SetPartialParagraph(true); - else - // We have a complete paragraph - fragment.SetPartialParagraph(false); + // We have a partial paragraph (don't save last new paragraph marker) + // or complete paragraph + fragment.SetPartialParagraph(isFragment); } } @@ -1311,37 +2830,40 @@ long wxRichTextParagraphLayoutBox::GetVisibleLineNumber(long pos, bool caretPosi while (node) { wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT( child != NULL ); + // wxASSERT( child != NULL ); - if (child->GetRange().Contains(pos)) + if (child) { - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) + if (child->GetRange().Contains(pos)) { - wxRichTextLine* line = node2->GetData(); - wxRichTextRange lineRange = line->GetAbsoluteRange(); - - if (lineRange.Contains(pos)) + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) { - // If the caret is displayed at the end of the previous wrapped line, - // we want to return the line it's _displayed_ at (not the actual line - // containing the position). - if (lineRange.GetStart() == pos && !startOfLine && child->GetRange().GetStart() != pos) - return lineCount - 1; - else - return lineCount; - } + wxRichTextLine* line = node2->GetData(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + + if (lineRange.Contains(pos) || pos == lineRange.GetStart()) + { + // If the caret is displayed at the end of the previous wrapped line, + // we want to return the line it's _displayed_ at (not the actual line + // containing the position). + if (lineRange.GetStart() == pos && !startOfLine && child->GetRange().GetStart() != pos) + return lineCount - 1; + else + return lineCount; + } - lineCount ++; + lineCount ++; - node2 = node2->GetNext(); + node2 = node2->GetNext(); + } + // If we didn't find it in the lines, it must be + // the last position of the paragraph. So return the last line. + return lineCount-1; } - // If we didn't find it in the lines, it must be - // the last position of the paragraph. So return the last line. - return lineCount-1; + else + lineCount += child->GetLines().GetCount(); } - else - lineCount += child->GetLines().GetCount(); node = node->GetNext(); } @@ -1359,25 +2881,28 @@ wxRichTextLine* wxRichTextParagraphLayoutBox::GetLineForVisibleLineNumber(long l while (node) { wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT(child != NULL); + // wxASSERT(child != NULL); - if (lineNumber < (int) (child->GetLines().GetCount() + lineCount)) + if (child) { - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) + if (lineNumber < (int) (child->GetLines().GetCount() + lineCount)) { - wxRichTextLine* line = node2->GetData(); + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); - if (lineCount == lineNumber) - return line; + if (lineCount == lineNumber) + return line; - lineCount ++; + lineCount ++; - node2 = node2->GetNext(); + node2 = node2->GetNext(); + } } + else + lineCount += child->GetLines().GetCount(); } - else - lineCount += child->GetLines().GetCount(); node = node->GetNext(); } @@ -1391,43 +2916,69 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + wxRichTextParagraph* firstPara = NULL; while (node) { wxRichTextParagraph* obj = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (obj != NULL); + // wxASSERT (obj != NULL); wxRichTextObjectList::compatibility_iterator next = node->GetNext(); - // Delete the range in each paragraph - - if (!obj->GetRange().IsOutside(range)) + if (obj) { - // Deletes the content of this object within the given range - obj->DeleteRange(range); + // Delete the range in each paragraph - // If the whole paragraph is within the range to delete, - // delete the whole thing. - if (range.GetStart() <= obj->GetRange().GetStart() && range.GetEnd() >= obj->GetRange().GetEnd()) - { - // Delete the whole object - RemoveChild(obj, true); - } - // If the range includes the paragraph end, we need to join this - // and the next paragraph. - else if (range.Contains(obj->GetRange().GetEnd())) + if (!obj->GetRange().IsOutside(range)) { - // We need to move the objects from the next paragraph - // to this paragraph + // Deletes the content of this object within the given range + obj->DeleteRange(range); - if (next) + wxRichTextRange thisRange = obj->GetRange(); + wxRichTextAttr thisAttr = obj->GetAttributes(); + + // If the whole paragraph is within the range to delete, + // delete the whole thing. + if (range.GetStart() <= thisRange.GetStart() && range.GetEnd() >= thisRange.GetEnd()) + { + // Delete the whole object + RemoveChild(obj, true); + obj = NULL; + } + else if (!firstPara) + firstPara = obj; + + // If the range includes the paragraph end, we need to join this + // and the next paragraph. + if (range.GetEnd() <= thisRange.GetEnd()) { - wxRichTextParagraph* nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph); - next = next->GetNext(); - if (nextParagraph) + // We need to move the objects from the next paragraph + // to this paragraph + + wxRichTextParagraph* nextParagraph = NULL; + if ((range.GetEnd() < thisRange.GetEnd()) && obj) + nextParagraph = obj; + else + { + // We're ending at the end of the paragraph, so merge the _next_ paragraph. + if (next) + nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph); + } + + bool applyFinalParagraphStyle = firstPara && nextParagraph && nextParagraph != firstPara; + + wxRichTextAttr nextParaAttr; + if (applyFinalParagraphStyle) { - // Delete the stuff we need to delete - nextParagraph->DeleteRange(range); + // Special case when deleting the end of a paragraph - use _this_ paragraph's style, + // not the next one. + if (range.GetStart() == range.GetEnd() && range.GetStart() == thisRange.GetEnd()) + nextParaAttr = thisAttr; + else + nextParaAttr = nextParagraph->GetAttributes(); + } + if (firstPara && nextParagraph && firstPara != nextParagraph) + { // Move the objects to the previous para wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst(); @@ -1435,15 +2986,7 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range) { wxRichTextObject* obj1 = node1->GetData(); - // If the object is empty, optimise it out - if (obj1->IsEmpty()) - { - delete obj1; - } - else - { - obj->AppendChild(obj1); - } + firstPara->AppendChild(obj1); wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext(); nextParagraph->GetChildren().Erase(node1); @@ -1453,10 +2996,20 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range) // Delete the paragraph RemoveChild(nextParagraph, true); + } + // Avoid empty paragraphs + if (firstPara && firstPara->GetChildren().GetCount() == 0) + { + wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString); + firstPara->AppendChild(text); } - } + if (applyFinalParagraphStyle) + firstPara->SetAttributes(nextParaAttr); + + return true; + } } } @@ -1498,7 +3051,7 @@ wxString wxRichTextParagraphLayoutBox::GetTextForRange(const wxRichTextRange& ra /// Get all the text wxString wxRichTextParagraphLayoutBox::GetText() const { - return GetTextForRange(GetRange()); + return GetTextForRange(GetOwnRange()); } /// Get the paragraph by number @@ -1592,7 +3145,7 @@ wxRichTextObject* wxRichTextParagraphLayoutBox::GetLeafObjectAtPosition(long pos } /// Set character or paragraph text attributes: apply character styles only to immediate text nodes -bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxTextAttr& style, int flags) +bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style, int flags) { bool characterStyle = false; bool paragraphStyle = false; @@ -1602,6 +3155,8 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const if (style.IsParagraphStyle()) paragraphStyle = true; + wxRichTextBuffer* buffer = GetBuffer(); + bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0); bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0); bool parasOnly = ((flags & wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY) != 0); @@ -1610,45 +3165,45 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const bool removeStyle = ((flags & wxRICHTEXT_SETSTYLE_REMOVE) != 0); // Apply paragraph style first, if any - wxTextAttr wholeStyle(style); + wxRichTextAttr wholeStyle(style); - if (!removeStyle && wholeStyle.HasParagraphStyleName() && GetStyleSheet()) + if (!removeStyle && wholeStyle.HasParagraphStyleName() && buffer->GetStyleSheet()) { - wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(wholeStyle.GetParagraphStyleName()); + wxRichTextParagraphStyleDefinition* def = buffer->GetStyleSheet()->FindParagraphStyle(wholeStyle.GetParagraphStyleName()); if (def) - wxRichTextApplyStyle(wholeStyle, def->GetStyleMergedWithBase(GetStyleSheet())); + wxRichTextApplyStyle(wholeStyle, def->GetStyleMergedWithBase(buffer->GetStyleSheet())); } // Limit the attributes to be set to the content to only character attributes. - wxTextAttr characterAttributes(wholeStyle); + wxRichTextAttr characterAttributes(wholeStyle); characterAttributes.SetFlags(characterAttributes.GetFlags() & (wxTEXT_ATTR_CHARACTER)); - if (!removeStyle && characterAttributes.HasCharacterStyleName() && GetStyleSheet()) + if (!removeStyle && characterAttributes.HasCharacterStyleName() && buffer->GetStyleSheet()) { - wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterAttributes.GetCharacterStyleName()); + wxRichTextCharacterStyleDefinition* def = buffer->GetStyleSheet()->FindCharacterStyle(characterAttributes.GetCharacterStyleName()); if (def) - wxRichTextApplyStyle(characterAttributes, def->GetStyleMergedWithBase(GetStyleSheet())); + wxRichTextApplyStyle(characterAttributes, def->GetStyleMergedWithBase(buffer->GetStyleSheet())); } // If we are associated with a control, make undoable; otherwise, apply immediately // to the data. - bool haveControl = (GetRichTextCtrl() != NULL); + bool haveControl = (buffer->GetRichTextCtrl() != NULL); wxRichTextAction* action = NULL; if (haveControl && withUndo) { - action = new wxRichTextAction(NULL, _("Change Style"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl()); + action = new wxRichTextAction(NULL, _("Change Style"), wxRICHTEXT_CHANGE_STYLE, buffer, this, buffer->GetRichTextCtrl()); action->SetRange(range); - action->SetPosition(GetRichTextCtrl()->GetCaretPosition()); + action->SetPosition(buffer->GetRichTextCtrl()->GetCaretPosition()); } wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para && para->GetChildCount() > 0) { @@ -1690,7 +3245,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const { // Only apply attributes that will make a difference to the combined // style as seen on the display - wxTextAttr combinedAttr(para->GetCombinedAttributes()); + wxRichTextAttr combinedAttr(para->GetCombinedAttributes(true)); wxRichTextApplyStyle(newPara->GetAttributes(), wholeStyle, & combinedAttr); } else @@ -1708,8 +3263,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const // we only want the paragraphs to hold this character style, then we _don't_ want to // apply the character style. So we need to be able to choose. - // if (!paragraphStyle && characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) - if (!parasOnly && characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) + if (!parasOnly && (characterStyle|charactersOnly) && range.GetStart() != newPara->GetRange().GetEnd()) { wxRichTextRange childRange(range); childRange.LimitTo(newPara->GetRange()); @@ -1732,7 +3286,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const splitPoint ++; // Find last object - if (splitPoint == newPara->GetRange().GetEnd() || splitPoint == (newPara->GetRange().GetEnd() - 1)) + if (splitPoint == newPara->GetRange().GetEnd()) lastObject = newPara->GetChildren().GetLast()->GetData(); else // lastObject is set as a side-effect of splitting. It's @@ -1763,14 +3317,24 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxRichTextRemoveStyle(child->GetAttributes(), style); } else if (resetExistingStyle) + { + // Preserve the URL as it's not really a formatting style but a property of the object + wxString url; + if (child->GetAttributes().HasURL() && !characterAttributes.HasURL()) + url = child->GetAttributes().GetURL(); + child->GetAttributes() = characterAttributes; + + if (!url.IsEmpty()) + child->GetAttributes().SetURL(url); + } else { if (applyMinimal) { // Only apply attributes that will make a difference to the combined // style as seen on the display - wxTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes())); + wxRichTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes(), true)); wxRichTextApplyStyle(child->GetAttributes(), characterAttributes, & combinedAttr); } else @@ -1791,25 +3355,56 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const // Do action, or delay it until end of batch. if (haveControl && withUndo) - GetRichTextCtrl()->GetBuffer().SubmitAction(action); + buffer->SubmitAction(action); return true; } +// Just change the attributes for this single object. +void wxRichTextParagraphLayoutBox::SetStyle(wxRichTextObject* obj, const wxRichTextAttr& textAttr, int flags) +{ + wxRichTextBuffer* buffer = GetBuffer(); + bool withUndo = flags & wxRICHTEXT_SETSTYLE_WITH_UNDO; + bool resetExistingStyle = ((flags & wxRICHTEXT_SETSTYLE_RESET) != 0); + bool haveControl = (buffer->GetRichTextCtrl() != NULL); + + wxRichTextAction *action = NULL; + wxRichTextAttr newAttr = obj->GetAttributes(); + if (resetExistingStyle) + newAttr = textAttr; + else + newAttr.Apply(textAttr); + + if (haveControl && withUndo) + { + action = new wxRichTextAction(NULL, _("Change Object Style"), wxRICHTEXT_CHANGE_ATTRIBUTES, buffer, obj->GetContainer(), buffer->GetRichTextCtrl()); + action->SetRange(obj->GetRange().FromInternal()); + action->SetPosition(buffer->GetRichTextCtrl()->GetCaretPosition()); + action->MakeObject(obj); + + action->GetAttributes() = newAttr; + } + else + obj->GetAttributes() = newAttr; + + if (haveControl && withUndo) + buffer->SubmitAction(action); +} + /// Get the text attributes for this position. -bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxTextAttr& style) +bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxRichTextAttr& style) { return DoGetStyle(position, style, true); } -bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxTextAttr& style) +bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxRichTextAttr& style) { return DoGetStyle(position, style, false); } /// Implementation helper for GetStyle. If combineStyles is true, combine base, paragraph and /// context attributes. -bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttr& style, bool combineStyles) +bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxRichTextAttr& style, bool combineStyles) { wxRichTextObject* obj wxDUMMY_INITIALIZE(NULL); @@ -1822,6 +3417,7 @@ bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttr& style, { // Start with the base style style = GetAttributes(); + style.GetTextBoxAttr().Reset(); // Apply the paragraph style wxRichTextApplyStyle(style, obj->GetAttributes()); @@ -1858,429 +3454,35 @@ static bool wxHasStyle(long flags, long style) /// Combines 'style' with 'currentStyle' for the purpose of summarising the attributes of a range of /// content. -bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const wxTextAttr& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes) +bool wxRichTextParagraphLayoutBox::CollectStyle(wxRichTextAttr& currentStyle, const wxRichTextAttr& style, wxRichTextAttr& clashingAttr, wxRichTextAttr& absentAttr) +{ + currentStyle.CollectCommonAttributes(style, clashingAttr, absentAttr); + + return true; +} + +/// Get the combined style for a range - if any attribute is different within the range, +/// that attribute is not present within the flags. +/// *** Note that this is not recursive, and so assumes that content inside a paragraph is not itself +/// nested. +bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxRichTextAttr& style) { - if (style.HasFont()) + style = wxRichTextAttr(); + + wxRichTextAttr clashingAttrPara, clashingAttrChar; + wxRichTextAttr absentAttrPara, absentAttrChar; + + wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst(); + while (node) { - if (style.HasFontSize() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_SIZE)) + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + if (para && !(para->GetRange().GetStart() > range.GetEnd() || para->GetRange().GetEnd() < range.GetStart())) { - if (currentStyle.HasFontSize()) + if (para->GetChildren().GetCount() == 0) { - if (currentStyle.GetFontSize() != style.GetFontSize()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_FONT_SIZE; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_SIZE); - } - } - else - { - currentStyle.SetFontSize(style.GetFontSize()); - } - } - - if (style.HasFontItalic() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_ITALIC)) - { - if (currentStyle.HasFontItalic()) - { - if (currentStyle.GetFontStyle() != style.GetFontStyle()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_FONT_ITALIC; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_ITALIC); - } - } - else - { - currentStyle.SetFontStyle(style.GetFontStyle()); - } - } - - if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT)) - { - if (currentStyle.HasFontWeight()) - { - if (currentStyle.GetFontWeight() != style.GetFontWeight()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_FONT_WEIGHT; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_WEIGHT); - } - } - else - { - currentStyle.SetFontWeight(style.GetFontWeight()); - } - } - - if (style.HasFontFaceName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_FACE)) - { - if (currentStyle.HasFontFaceName()) - { - wxString faceName1(currentStyle.GetFontFaceName()); - wxString faceName2(style.GetFontFaceName()); - - if (faceName1 != faceName2) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_FONT_FACE; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_FACE); - } - } - else - { - currentStyle.SetFontFaceName(style.GetFontFaceName()); - } - } - - if (style.HasFontUnderlined() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE)) - { - if (currentStyle.HasFontUnderlined()) - { - if (currentStyle.GetFontUnderlined() != style.GetFontUnderlined()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_FONT_UNDERLINE; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_UNDERLINE); - } - } - else - { - currentStyle.SetFontUnderlined(style.GetFontUnderlined()); - } - } - } - - if (style.HasTextColour() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_TEXT_COLOUR)) - { - if (currentStyle.HasTextColour()) - { - if (currentStyle.GetTextColour() != style.GetTextColour()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_TEXT_COLOUR; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_TEXT_COLOUR); - } - } - else - currentStyle.SetTextColour(style.GetTextColour()); - } - - if (style.HasBackgroundColour() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BACKGROUND_COLOUR)) - { - if (currentStyle.HasBackgroundColour()) - { - if (currentStyle.GetBackgroundColour() != style.GetBackgroundColour()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_BACKGROUND_COLOUR; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BACKGROUND_COLOUR); - } - } - else - currentStyle.SetBackgroundColour(style.GetBackgroundColour()); - } - - if (style.HasAlignment() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_ALIGNMENT)) - { - if (currentStyle.HasAlignment()) - { - if (currentStyle.GetAlignment() != style.GetAlignment()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_ALIGNMENT; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_ALIGNMENT); - } - } - else - currentStyle.SetAlignment(style.GetAlignment()); - } - - if (style.HasTabs() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_TABS)) - { - if (currentStyle.HasTabs()) - { - if (!wxRichTextTabsEq(currentStyle.GetTabs(), style.GetTabs())) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_TABS; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_TABS); - } - } - else - currentStyle.SetTabs(style.GetTabs()); - } - - if (style.HasLeftIndent() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LEFT_INDENT)) - { - if (currentStyle.HasLeftIndent()) - { - if (currentStyle.GetLeftIndent() != style.GetLeftIndent() || currentStyle.GetLeftSubIndent() != style.GetLeftSubIndent()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_LEFT_INDENT; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LEFT_INDENT); - } - } - else - currentStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent()); - } - - if (style.HasRightIndent() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_RIGHT_INDENT)) - { - if (currentStyle.HasRightIndent()) - { - if (currentStyle.GetRightIndent() != style.GetRightIndent()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_RIGHT_INDENT; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_RIGHT_INDENT); - } - } - else - currentStyle.SetRightIndent(style.GetRightIndent()); - } - - if (style.HasParagraphSpacingAfter() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_PARA_SPACING_AFTER)) - { - if (currentStyle.HasParagraphSpacingAfter()) - { - if (currentStyle.GetParagraphSpacingAfter() != style.GetParagraphSpacingAfter()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_PARA_SPACING_AFTER; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_PARA_SPACING_AFTER); - } - } - else - currentStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter()); - } - - if (style.HasParagraphSpacingBefore() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_PARA_SPACING_BEFORE)) - { - if (currentStyle.HasParagraphSpacingBefore()) - { - if (currentStyle.GetParagraphSpacingBefore() != style.GetParagraphSpacingBefore()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_PARA_SPACING_BEFORE; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_PARA_SPACING_BEFORE); - } - } - else - currentStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore()); - } - - if (style.HasLineSpacing() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LINE_SPACING)) - { - if (currentStyle.HasLineSpacing()) - { - if (currentStyle.GetLineSpacing() != style.GetLineSpacing()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_LINE_SPACING; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LINE_SPACING); - } - } - else - currentStyle.SetLineSpacing(style.GetLineSpacing()); - } - - if (style.HasCharacterStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_CHARACTER_STYLE_NAME)) - { - if (currentStyle.HasCharacterStyleName()) - { - if (currentStyle.GetCharacterStyleName() != style.GetCharacterStyleName()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_CHARACTER_STYLE_NAME; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_CHARACTER_STYLE_NAME); - } - } - else - currentStyle.SetCharacterStyleName(style.GetCharacterStyleName()); - } - - if (style.HasParagraphStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_PARAGRAPH_STYLE_NAME)) - { - if (currentStyle.HasParagraphStyleName()) - { - if (currentStyle.GetParagraphStyleName() != style.GetParagraphStyleName()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_PARAGRAPH_STYLE_NAME; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_PARAGRAPH_STYLE_NAME); - } - } - else - currentStyle.SetParagraphStyleName(style.GetParagraphStyleName()); - } - - if (style.HasListStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LIST_STYLE_NAME)) - { - if (currentStyle.HasListStyleName()) - { - if (currentStyle.GetListStyleName() != style.GetListStyleName()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_LIST_STYLE_NAME; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LIST_STYLE_NAME); - } - } - else - currentStyle.SetListStyleName(style.GetListStyleName()); - } - - if (style.HasBulletStyle() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_STYLE)) - { - if (currentStyle.HasBulletStyle()) - { - if (currentStyle.GetBulletStyle() != style.GetBulletStyle()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_BULLET_STYLE; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_STYLE); - } - } - else - currentStyle.SetBulletStyle(style.GetBulletStyle()); - } - - if (style.HasBulletNumber() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_NUMBER)) - { - if (currentStyle.HasBulletNumber()) - { - if (currentStyle.GetBulletNumber() != style.GetBulletNumber()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_BULLET_NUMBER; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_NUMBER); - } - } - else - currentStyle.SetBulletNumber(style.GetBulletNumber()); - } - - if (style.HasBulletText() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_TEXT)) - { - if (currentStyle.HasBulletText()) - { - if (currentStyle.GetBulletText() != style.GetBulletText()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_BULLET_TEXT; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_TEXT); - } - } - else - { - currentStyle.SetBulletText(style.GetBulletText()); - currentStyle.SetBulletFont(style.GetBulletFont()); - } - } - - if (style.HasBulletName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_NAME)) - { - if (currentStyle.HasBulletName()) - { - if (currentStyle.GetBulletName() != style.GetBulletName()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_BULLET_NAME; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_NAME); - } - } - else - { - currentStyle.SetBulletName(style.GetBulletName()); - } - } - - if (style.HasURL() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_URL)) - { - if (currentStyle.HasURL()) - { - if (currentStyle.GetURL() != style.GetURL()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_URL; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_URL); - } - } - else - { - currentStyle.SetURL(style.GetURL()); - } - } - - if (style.HasTextEffects() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_EFFECTS)) - { - if (currentStyle.HasTextEffects()) - { - // We need to find the bits in the new style that are different: - // just look at those bits that are specified by the new style. - - int currentRelevantTextEffects = currentStyle.GetTextEffects() & style.GetTextEffectFlags(); - int newRelevantTextEffects = style.GetTextEffects() & style.GetTextEffectFlags(); - - if (currentRelevantTextEffects != newRelevantTextEffects) - { - // Find the text effects that were different, using XOR - int differentEffects = currentRelevantTextEffects ^ newRelevantTextEffects; - - // Clash of style - mark as such - multipleTextEffectAttributes |= differentEffects; - currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~differentEffects); - } - } - else - { - currentStyle.SetTextEffects(style.GetTextEffects()); - currentStyle.SetTextEffectFlags(style.GetTextEffectFlags()); - } - } - - if (style.HasOutlineLevel() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_OUTLINE_LEVEL)) - { - if (currentStyle.HasOutlineLevel()) - { - if (currentStyle.GetOutlineLevel() != style.GetOutlineLevel()) - { - // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_OUTLINE_LEVEL; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_OUTLINE_LEVEL); - } - } - else - currentStyle.SetOutlineLevel(style.GetOutlineLevel()); - } - - return true; -} - -/// Get the combined style for a range - if any attribute is different within the range, -/// that attribute is not present within the flags. -/// *** Note that this is not recursive, and so assumes that content inside a paragraph is not itself -/// nested. -bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxTextAttr& style) -{ - style = wxTextAttr(); - - // The attributes that aren't valid because of multiple styles within the range - long multipleStyleAttributes = 0; - int multipleTextEffectAttributes = 0; - - wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst(); - while (node) - { - wxRichTextParagraph* para = (wxRichTextParagraph*) node->GetData(); - if (!(para->GetRange().GetStart() > range.GetEnd() || para->GetRange().GetEnd() < range.GetStart())) - { - if (para->GetChildren().GetCount() == 0) - { - wxTextAttr paraStyle = para->GetCombinedAttributes(); - - CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes); + wxRichTextAttr paraStyle = para->GetCombinedAttributes(true /* use box attributes */); + + CollectStyle(style, paraStyle, clashingAttrPara, absentAttrPara); } else { @@ -2288,9 +3490,9 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range paraRange.LimitTo(range); // First collect paragraph attributes only - wxTextAttr paraStyle = para->GetCombinedAttributes(); + wxRichTextAttr paraStyle = para->GetCombinedAttributes(); paraStyle.SetFlags(paraStyle.GetFlags() & wxTEXT_ATTR_PARAGRAPH); - CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes); + CollectStyle(style, paraStyle, clashingAttrPara, absentAttrPara); wxRichTextObjectList::compatibility_iterator childNode = para->GetChildren().GetFirst(); @@ -2299,12 +3501,12 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range wxRichTextObject* child = childNode->GetData(); if (!(child->GetRange().GetStart() > range.GetEnd() || child->GetRange().GetEnd() < range.GetStart())) { - wxTextAttr childStyle = para->GetCombinedAttributes(child->GetAttributes()); + wxRichTextAttr childStyle = para->GetCombinedAttributes(child->GetAttributes(), true /* include box attributes */); // Now collect character attributes only childStyle.SetFlags(childStyle.GetFlags() & wxTEXT_ATTR_CHARACTER); - CollectStyle(style, childStyle, multipleStyleAttributes, multipleTextEffectAttributes); + CollectStyle(style, childStyle, clashingAttrChar, absentAttrChar); } childNode = childNode->GetNext(); @@ -2317,7 +3519,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range } /// Set default style -bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttr& style) +bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxRichTextAttr& style) { m_defaultAttributes = style; return true; @@ -2327,7 +3529,7 @@ bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttr& style) /// of the attributes are different within the range, the test fails. You /// can use this to implement, for example, bold button updating. style must have /// flags indicating which attributes are of interest. -bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttr& style) const +bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const { int foundCount = 0; int matchingCount = 0; @@ -2336,13 +3538,13 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para) { // Stop searching if we're beyond the range of interest if (para->GetRange().GetStart() > range.GetEnd()) - return foundCount == matchingCount; + return foundCount == matchingCount && foundCount != 0; if (!para->GetRange().IsOutside(range)) { @@ -2351,12 +3553,17 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& while (node2) { wxRichTextObject* child = node2->GetData(); - if (!child->GetRange().IsOutside(range) && child->IsKindOf(CLASSINFO(wxRichTextPlainText))) + // Allow for empty string if no buffer + wxRichTextRange childRange = child->GetRange(); + if (childRange.GetLength() == 0 && GetRange().GetLength() == 1) + childRange.SetEnd(childRange.GetEnd()+1); + + if (!childRange.IsOutside(range) && wxDynamicCast(child, wxRichTextPlainText)) { foundCount ++; - wxTextAttr textAttr = para->GetCombinedAttributes(child->GetAttributes()); + wxRichTextAttr textAttr = para->GetCombinedAttributes(child->GetAttributes()); - if (wxTextAttrEqPartial(textAttr, style, style.GetFlags())) + if (textAttr.EqPartial(style, false /* strong test - attributes must be valid in both objects */)) matchingCount ++; } @@ -2368,14 +3575,14 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& node = node->GetNext(); } - return foundCount == matchingCount; + return foundCount == matchingCount && foundCount != 0; } /// Test if this whole range has paragraph attributes of the specified kind. If any /// of the attributes are different within the range, the test fails. You /// can use this to implement, for example, centering button updating. style must have /// flags indicating which attributes are of interest. -bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttr& style) const +bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const { int foundCount = 0; int matchingCount = 0; @@ -2384,64 +3591,264 @@ bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para) { // Stop searching if we're beyond the range of interest if (para->GetRange().GetStart() > range.GetEnd()) - return foundCount == matchingCount; + return foundCount == matchingCount && foundCount != 0; if (!para->GetRange().IsOutside(range)) { - wxTextAttr textAttr = GetAttributes(); + wxRichTextAttr textAttr = GetAttributes(); // Apply the paragraph style wxRichTextApplyStyle(textAttr, para->GetAttributes()); foundCount ++; - if (wxTextAttrEqPartial(textAttr, style, style.GetFlags())) + if (textAttr.EqPartial(style, false /* strong test */)) matchingCount ++; } } node = node->GetNext(); } - return foundCount == matchingCount; + return foundCount == matchingCount && foundCount != 0; } -void wxRichTextParagraphLayoutBox::Clear() +void wxRichTextParagraphLayoutBox::PrepareContent(wxRichTextParagraphLayoutBox& container) { - DeleteChildren(); + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer && buffer->GetRichTextCtrl()) + buffer->GetRichTextCtrl()->PrepareContent(container); +} + +/// Set character or paragraph properties +bool wxRichTextParagraphLayoutBox::SetProperties(const wxRichTextRange& range, const wxRichTextProperties& properties, int flags) +{ + wxRichTextBuffer* buffer = GetBuffer(); + + bool withUndo = ((flags & wxRICHTEXT_SETPROPERTIES_WITH_UNDO) != 0); + bool parasOnly = ((flags & wxRICHTEXT_SETPROPERTIES_PARAGRAPHS_ONLY) != 0); + bool charactersOnly = ((flags & wxRICHTEXT_SETPROPERTIES_CHARACTERS_ONLY) != 0); + bool resetExistingProperties = ((flags & wxRICHTEXT_SETPROPERTIES_RESET) != 0); + bool removeProperties = ((flags & wxRICHTEXT_SETPROPERTIES_REMOVE) != 0); + + // If we are associated with a control, make undoable; otherwise, apply immediately + // to the data. + + bool haveControl = (buffer->GetRichTextCtrl() != NULL); + + wxRichTextAction* action = NULL; + + if (haveControl && withUndo) + { + action = new wxRichTextAction(NULL, _("Change Properties"), wxRICHTEXT_CHANGE_PROPERTIES, buffer, this, buffer->GetRichTextCtrl()); + action->SetRange(range); + action->SetPosition(buffer->GetRichTextCtrl()->GetCaretPosition()); + } + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + // wxASSERT (para != NULL); + + if (para && para->GetChildCount() > 0) + { + // Stop searching if we're beyond the range of interest + if (para->GetRange().GetStart() > range.GetEnd()) + break; + + if (!para->GetRange().IsOutside(range)) + { + // We'll be using a copy of the paragraph to make style changes, + // not updating the buffer directly. + wxRichTextParagraph* newPara wxDUMMY_INITIALIZE(NULL); + + if (haveControl && withUndo) + { + newPara = new wxRichTextParagraph(*para); + action->GetNewParagraphs().AppendChild(newPara); + + // Also store the old ones for Undo + action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para)); + } + else + newPara = para; + + if (parasOnly) + { + if (removeProperties) + { + // Removes the given style from the paragraph + // TODO + newPara->GetProperties().RemoveProperties(properties); + } + else if (resetExistingProperties) + newPara->GetProperties() = properties; + else + newPara->GetProperties().MergeProperties(properties); + } + + // When applying paragraph styles dynamically, don't change the text objects' attributes + // since they will computed as needed. Only apply the character styling if it's _only_ + // character styling. This policy is subject to change and might be put under user control. + + // Hm. we might well be applying a mix of paragraph and character styles, in which + // case we _do_ want to apply character styles regardless of what para styles are set. + // But if we're applying a paragraph style, which has some character attributes, but + // we only want the paragraphs to hold this character style, then we _don't_ want to + // apply the character style. So we need to be able to choose. + + if (!parasOnly && charactersOnly && range.GetStart() != newPara->GetRange().GetEnd()) + { + wxRichTextRange childRange(range); + childRange.LimitTo(newPara->GetRange()); + + // Find the starting position and if necessary split it so + // we can start applying different properties. + // TODO: check that the properties actually change or are different + // from properties outside of range + wxRichTextObject* firstObject wxDUMMY_INITIALIZE(NULL); + wxRichTextObject* lastObject wxDUMMY_INITIALIZE(NULL); + + if (childRange.GetStart() == newPara->GetRange().GetStart()) + firstObject = newPara->GetChildren().GetFirst()->GetData(); + else + firstObject = newPara->SplitAt(range.GetStart()); + + // Increment by 1 because we're apply the style one _after_ the split point + long splitPoint = childRange.GetEnd(); + if (splitPoint != newPara->GetRange().GetEnd()) + splitPoint ++; + + // Find last object + if (splitPoint == newPara->GetRange().GetEnd()) + lastObject = newPara->GetChildren().GetLast()->GetData(); + else + // lastObject is set as a side-effect of splitting. It's + // returned as the object before the new object. + (void) newPara->SplitAt(splitPoint, & lastObject); + + wxASSERT(firstObject != NULL); + wxASSERT(lastObject != NULL); + + if (!firstObject || !lastObject) + continue; + + wxRichTextObjectList::compatibility_iterator firstNode = newPara->GetChildren().Find(firstObject); + wxRichTextObjectList::compatibility_iterator lastNode = newPara->GetChildren().Find(lastObject); + + wxASSERT(firstNode); + wxASSERT(lastNode); + + wxRichTextObjectList::compatibility_iterator node2 = firstNode; + + while (node2) + { + wxRichTextObject* child = node2->GetData(); + + if (removeProperties) + { + // Removes the given properties from the paragraph + child->GetProperties().RemoveProperties(properties); + } + else if (resetExistingProperties) + child->GetProperties() = properties; + else + { + child->GetProperties().MergeProperties(properties); + } + + if (node2 == lastNode) + break; + + node2 = node2->GetNext(); + } + } + } + } + + node = node->GetNext(); + } + + // Do action, or delay it until end of batch. + if (haveControl && withUndo) + buffer->SubmitAction(action); + + return true; } void wxRichTextParagraphLayoutBox::Reset() { Clear(); + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer && buffer->GetRichTextCtrl()) + { + wxRichTextEvent event(wxEVT_RICHTEXT_BUFFER_RESET, buffer->GetRichTextCtrl()->GetId()); + event.SetEventObject(buffer->GetRichTextCtrl()); + event.SetContainer(this); + + buffer->SendEvent(event, true); + } + AddParagraph(wxEmptyString); - Invalidate(wxRICHTEXT_ALL); + PrepareContent(*this); + + InvalidateHierarchy(wxRICHTEXT_ALL); } /// Invalidate the buffer. With no argument, invalidates whole buffer. void wxRichTextParagraphLayoutBox::Invalidate(const wxRichTextRange& invalidRange) { - SetDirty(true); + wxRichTextCompositeObject::Invalidate(invalidRange); + + DoInvalidate(invalidRange); +} +// Do the (in)validation for this object only +void wxRichTextParagraphLayoutBox::DoInvalidate(const wxRichTextRange& invalidRange) +{ if (invalidRange == wxRICHTEXT_ALL) { m_invalidRange = wxRICHTEXT_ALL; - return; } - // Already invalidating everything - if (m_invalidRange == wxRICHTEXT_ALL) - return; + else if (m_invalidRange == wxRICHTEXT_ALL) + { + } + else + { + if ((invalidRange.GetStart() < m_invalidRange.GetStart()) || m_invalidRange.GetStart() == -1) + m_invalidRange.SetStart(invalidRange.GetStart()); + if (invalidRange.GetEnd() > m_invalidRange.GetEnd()) + m_invalidRange.SetEnd(invalidRange.GetEnd()); + } +} + +// Do the (in)validation both up and down the hierarchy +void wxRichTextParagraphLayoutBox::InvalidateHierarchy(const wxRichTextRange& invalidRange) +{ + Invalidate(invalidRange); + + if (invalidRange != wxRICHTEXT_NONE) + { + // Now go up the hierarchy + wxRichTextObject* thisObj = this; + wxRichTextObject* p = GetParent(); + while (p) + { + wxRichTextParagraphLayoutBox* l = wxDynamicCast(p, wxRichTextParagraphLayoutBox); + if (l) + l->DoInvalidate(thisObj->GetRange()); - if ((invalidRange.GetStart() < m_invalidRange.GetStart()) || m_invalidRange.GetStart() == -1) - m_invalidRange.SetStart(invalidRange.GetStart()); - if (invalidRange.GetEnd() > m_invalidRange.GetEnd()) - m_invalidRange.SetEnd(invalidRange.GetEnd()); + thisObj = p; + p = p->GetParent(); + } + } } /// Get invalid range, rounding to entire paragraphs if argument is true. @@ -2455,11 +3862,23 @@ wxRichTextRange wxRichTextParagraphLayoutBox::GetInvalidRange(bool wholeParagrap if (wholeParagraphs) { wxRichTextParagraph* para1 = GetParagraphAtPosition(range.GetStart()); - wxRichTextParagraph* para2 = GetParagraphAtPosition(range.GetEnd()); if (para1) range.SetStart(para1->GetRange().GetStart()); - if (para2) - range.SetEnd(para2->GetRange().GetEnd()); + + // FIXME: be more intelligent about this. Check if we have floating objects + // before the end of the range. But it's not clear how we can in general + // tell where it's safe to stop laying out. + // Anyway, this code is central to efficiency when laying in floating mode. + if (!wxRichTextBuffer::GetFloatingLayoutMode()) + { + wxRichTextParagraph* para2 = GetParagraphAtPosition(range.GetEnd()); + if (para2) + range.SetEnd(para2->GetRange().GetEnd()); + } + else + // Floating layout means that all children should be laid out, + // because we can't tell how the whole buffer will be affected. + range.SetEnd(GetOwnRange().GetEnd()); } return range; } @@ -2473,11 +3892,34 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh int foundCount = 0; + wxRichTextAttr attr(GetBasicStyle()); + if (GetBasicStyle().HasParagraphStyleName()) + { + wxRichTextParagraphStyleDefinition* paraDef = styleSheet->FindParagraphStyle(GetBasicStyle().GetParagraphStyleName()); + if (paraDef) + { + attr.Apply(paraDef->GetStyleMergedWithBase(styleSheet)); + SetBasicStyle(attr); + foundCount ++; + } + } + + if (GetBasicStyle().HasCharacterStyleName()) + { + wxRichTextCharacterStyleDefinition* charDef = styleSheet->FindCharacterStyle(GetBasicStyle().GetCharacterStyleName()); + if (charDef) + { + attr.Apply(charDef->GetStyleMergedWithBase(styleSheet)); + SetBasicStyle(attr); + foundCount ++; + } + } + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para) { @@ -2490,6 +3932,13 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh // So when changing a list style interactively, could retrieve level based on current style, then // set appropriate indent and apply new style. + int outline = -1; + int num = -1; + if (para->GetAttributes().HasOutlineLevel()) + outline = para->GetAttributes().GetOutlineLevel(); + if (para->GetAttributes().HasBulletNumber()) + num = para->GetAttributes().GetBulletNumber(); + if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && !para->GetAttributes().GetListStyleName().IsEmpty()) { int currentIndent = para->GetAttributes().GetLeftIndent(); @@ -2540,6 +3989,11 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh foundCount ++; } } + + if (outline != -1) + para->GetAttributes().SetOutlineLevel(outline); + if (num != -1) + para->GetAttributes().SetBulletNumber(num); } node = node->GetNext(); @@ -2550,7 +4004,8 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh /// Set list style bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel) { - wxRichTextStyleSheet* styleSheet = GetStyleSheet(); + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextStyleSheet* styleSheet = buffer->GetStyleSheet(); bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0); // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0); @@ -2565,22 +4020,22 @@ bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wx // If we are associated with a control, make undoable; otherwise, apply immediately // to the data. - bool haveControl = (GetRichTextCtrl() != NULL); + bool haveControl = (buffer->GetRichTextCtrl() != NULL); wxRichTextAction* action = NULL; if (haveControl && withUndo) { - action = new wxRichTextAction(NULL, _("Change List Style"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl()); + action = new wxRichTextAction(NULL, _("Change List Style"), wxRICHTEXT_CHANGE_STYLE, buffer, this, buffer->GetRichTextCtrl()); action->SetRange(range); - action->SetPosition(GetRichTextCtrl()->GetCaretPosition()); + action->SetPosition(buffer->GetRichTextCtrl()->GetCaretPosition()); } wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para && para->GetChildCount() > 0) { @@ -2619,16 +4074,22 @@ bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wx // Renumbering will need to be done when we promote/demote a paragraph. // Apply the overall list style, and item style for this level - wxTextAttr listStyle(def->GetCombinedStyleForLevel(thisLevel, styleSheet)); + wxRichTextAttr listStyle(def->GetCombinedStyleForLevel(thisLevel, styleSheet)); wxRichTextApplyStyle(newPara->GetAttributes(), listStyle); // Now we need to do numbering - if (renumber) + // Preserve the existing list item continuation bullet style, if any + if (para->GetAttributes().HasBulletStyle() && (para->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_CONTINUATION)) + newPara->GetAttributes().SetBulletStyle(newPara->GetAttributes().GetBulletStyle()|wxTEXT_ATTR_BULLET_STYLE_CONTINUATION); + else { - newPara->GetAttributes().SetBulletNumber(n); - } + if (renumber) + { + newPara->GetAttributes().SetBulletNumber(n); + } - n ++; + n ++; + } } else if (!newPara->GetAttributes().GetListStyleName().IsEmpty()) { @@ -2638,6 +4099,7 @@ bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wx newPara->GetAttributes().SetListStyleName(wxEmptyString); newPara->GetAttributes().SetLeftIndent(0, 0); newPara->GetAttributes().SetBulletText(wxEmptyString); + newPara->GetAttributes().SetBulletStyle(0); // Eliminate the main list-related attributes newPara->GetAttributes().SetFlags(newPara->GetAttributes().GetFlags() & ~wxTEXT_ATTR_LEFT_INDENT & ~wxTEXT_ATTR_BULLET_STYLE & ~wxTEXT_ATTR_BULLET_NUMBER & ~wxTEXT_ATTR_BULLET_TEXT & wxTEXT_ATTR_LIST_STYLE_NAME); @@ -2659,16 +4121,17 @@ bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wx // Do action, or delay it until end of batch. if (haveControl && withUndo) - GetRichTextCtrl()->GetBuffer().SubmitAction(action); + buffer->SubmitAction(action); return true; } bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel) { - if (GetStyleSheet()) + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer && buffer->GetStyleSheet()) { - wxRichTextListStyleDefinition* def = GetStyleSheet()->FindListStyle(defName); + wxRichTextListStyleDefinition* def = buffer->GetStyleSheet()->FindListStyle(defName); if (def) return SetListStyle(range, def, flags, startFrom, specifiedLevel); } @@ -2691,11 +4154,12 @@ bool wxRichTextParagraphLayoutBox::NumberList(const wxRichTextRange& range, wxRi bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, const wxRichTextRange& promotionRange, int promoteBy, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel) { - wxRichTextStyleSheet* styleSheet = GetStyleSheet(); + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextStyleSheet* styleSheet = buffer->GetStyleSheet(); bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0); // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0); -#ifdef __WXDEBUG__ +#if wxDEBUG_LEVEL bool specifyLevel = ((flags & wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL) != 0); #endif @@ -2722,27 +4186,29 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co levels[i] = -1; // start from the number we found, if any } +#if wxDEBUG_LEVEL wxASSERT(!specifyLevel || (specifyLevel && (specifiedLevel >= 0))); +#endif // If we are associated with a control, make undoable; otherwise, apply immediately // to the data. - bool haveControl = (GetRichTextCtrl() != NULL); + bool haveControl = (buffer->GetRichTextCtrl() != NULL); wxRichTextAction* action = NULL; if (haveControl && withUndo) { - action = new wxRichTextAction(NULL, _("Renumber List"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl()); + action = new wxRichTextAction(NULL, _("Renumber List"), wxRICHTEXT_CHANGE_STYLE, buffer, this, buffer->GetRichTextCtrl()); action->SetRange(range); - action->SetPosition(GetRichTextCtrl()->GetCaretPosition()); + action->SetPosition(buffer->GetRichTextCtrl()->GetCaretPosition()); } wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para && para->GetChildCount() > 0) { @@ -2794,9 +4260,13 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co } // Apply the overall list style, and item style for this level - wxTextAttr listStyle(defToUse->GetCombinedStyleForLevel(thisLevel, styleSheet)); + wxRichTextAttr listStyle(defToUse->GetCombinedStyleForLevel(thisLevel, styleSheet)); wxRichTextApplyStyle(newPara->GetAttributes(), listStyle); + // Preserve the existing list item continuation bullet style, if any + if (para->GetAttributes().HasBulletStyle() && (para->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_CONTINUATION)) + newPara->GetAttributes().SetBulletStyle(newPara->GetAttributes().GetBulletStyle()|wxTEXT_ATTR_BULLET_STYLE_CONTINUATION); + // OK, we've (re)applied the style, now let's get the numbering right. if (currentLevel == -1) @@ -2830,7 +4300,8 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co } else { - levels[currentLevel] ++; + if (!(para->GetAttributes().HasBulletStyle() && (para->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_CONTINUATION))) + levels[currentLevel] ++; } newPara->GetAttributes().SetBulletNumber(levels[currentLevel]); @@ -2856,18 +4327,19 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co // Do action, or delay it until end of batch. if (haveControl && withUndo) - GetRichTextCtrl()->GetBuffer().SubmitAction(action); + buffer->SubmitAction(action); return true; } bool wxRichTextParagraphLayoutBox::NumberList(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel) { - if (GetStyleSheet()) + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer->GetStyleSheet()) { wxRichTextListStyleDefinition* def = NULL; if (!defName.IsEmpty()) - def = GetStyleSheet()->FindListStyle(defName); + def = buffer->GetStyleSheet()->FindListStyle(defName); return NumberList(range, def, flags, startFrom, specifiedLevel); } return false; @@ -2893,11 +4365,12 @@ bool wxRichTextParagraphLayoutBox::PromoteList(int promoteBy, const wxRichTextRa bool wxRichTextParagraphLayoutBox::PromoteList(int promoteBy, const wxRichTextRange& range, const wxString& defName, int flags, int specifiedLevel) { - if (GetStyleSheet()) + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer->GetStyleSheet()) { wxRichTextListStyleDefinition* def = NULL; if (!defName.IsEmpty()) - def = GetStyleSheet()->FindListStyle(defName); + def = buffer->GetStyleSheet()->FindListStyle(defName); return PromoteList(promoteBy, range, def, flags, specifiedLevel); } return false; @@ -2905,12 +4378,30 @@ bool wxRichTextParagraphLayoutBox::PromoteList(int promoteBy, const wxRichTextRa /// Fills in the attributes for numbering a paragraph after previousParagraph. It also finds the /// position of the paragraph that it had to start looking from. -bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxTextAttr& attr) const +bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxRichTextAttr& attr) const { - if (!previousParagraph->GetAttributes().HasFlag(wxTEXT_ATTR_BULLET_STYLE) || previousParagraph->GetAttributes().GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_NONE) + // TODO: add GetNextChild/GetPreviousChild to composite + // Search for a paragraph that isn't a continuation paragraph (no bullet) + while (previousParagraph && previousParagraph->GetAttributes().HasBulletStyle() && previousParagraph->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_CONTINUATION) + { + wxRichTextObjectList::compatibility_iterator node = ((wxRichTextCompositeObject*) previousParagraph->GetParent())->GetChildren().Find(previousParagraph); + if (node) + { + node = node->GetPrevious(); + if (node) + previousParagraph = wxDynamicCast(node->GetData(), wxRichTextParagraph); + else + previousParagraph = NULL; + } + else + previousParagraph = NULL; + } + + if (!previousParagraph || !previousParagraph->GetAttributes().HasFlag(wxTEXT_ATTR_BULLET_STYLE) || previousParagraph->GetAttributes().GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_NONE) return false; - wxRichTextStyleSheet* styleSheet = GetStyleSheet(); + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextStyleSheet* styleSheet = buffer->GetStyleSheet(); if (styleSheet && !previousParagraph->GetAttributes().GetListStyleName().IsEmpty()) { wxRichTextListStyleDefinition* def = styleSheet->FindListStyle(previousParagraph->GetAttributes().GetListStyleName()); @@ -2963,19 +4454,19 @@ bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* * This object represents a single paragraph (or in a straight text editor, a line). */ -IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraph, wxRichTextBox) +IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraph, wxRichTextCompositeObject) wxArrayInt wxRichTextParagraph::sm_defaultTabs; -wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxTextAttr* style): - wxRichTextBox(parent) +wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxRichTextAttr* style): + wxRichTextCompositeObject(parent) { if (style) SetAttributes(*style); } -wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxTextAttr* paraStyle, wxTextAttr* charStyle): - wxRichTextBox(parent) +wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxRichTextAttr* paraStyle, wxRichTextAttr* charStyle): + wxRichTextCompositeObject(parent) { if (paraStyle) SetAttributes(*paraStyle); @@ -2989,32 +4480,43 @@ wxRichTextParagraph::~wxRichTextParagraph() } /// Draw the item -bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& WXUNUSED(rect), int WXUNUSED(descent), int style) +bool wxRichTextParagraph::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int WXUNUSED(descent), int style) { - wxTextAttr attr = GetCombinedAttributes(); + if (!IsShown()) + return true; + + // Currently we don't merge these attributes with the parent, but we + // should consider whether we should (e.g. if we set a border colour + // for all paragraphs). But generally box attributes are likely to be + // different for different objects. + wxRect paraRect = GetRect(); + wxRichTextAttr attr = GetCombinedAttributes(); + context.ApplyVirtualAttributes(attr, this); + + DrawBoxAttributes(dc, GetBuffer(), attr, paraRect); // Draw the bullet, if any - if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) + if ((attr.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_NONE) == 0 && (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_CONTINUATION) == 0) { if (attr.GetLeftSubIndent() != 0) { int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore()); int leftIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftIndent()); - wxTextAttr bulletAttr(GetCombinedAttributes()); + wxRichTextAttr bulletAttr(attr); // Combine with the font of the first piece of content, if one is specified if (GetChildren().GetCount() > 0) { wxRichTextObject* firstObj = (wxRichTextObject*) GetChildren().GetFirst()->GetData(); - if (firstObj->GetAttributes().HasFont()) + if (!firstObj->IsFloatable() && firstObj->GetAttributes().HasFont()) { wxRichTextApplyStyle(bulletAttr, firstObj->GetAttributes()); } } // Get line height from first line, if any - wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : (wxRichTextLine*) NULL; + wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : NULL; wxPoint linePos; int lineHeight wxDUMMY_INITIALIZE(0); @@ -3068,40 +4570,64 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR wxRichTextLine* line = node->GetData(); wxRichTextRange lineRange = line->GetAbsoluteRange(); - int maxDescent = line->GetDescent(); - // Lines are specified relative to the paragraph wxPoint linePosition = line->GetPosition() + GetPosition(); - wxPoint objectPosition = linePosition; - // Loop through objects until we get to the one within range - wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); - while (node2) + // Don't draw if off the screen + if (((style & wxRICHTEXT_DRAW_IGNORE_CACHE) != 0) || ((linePosition.y + line->GetSize().y) >= rect.y && linePosition.y <= rect.y + rect.height)) { - wxRichTextObject* child = node2->GetData(); + wxPoint objectPosition = linePosition; + int maxDescent = line->GetDescent(); - if (!child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range)) + // Loop through objects until we get to the one within range + wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); + + int i = 0; + while (node2) { - // Draw this part of the line at the correct position - wxRichTextRange objectRange(child->GetRange()); - objectRange.LimitTo(lineRange); + wxRichTextObject* child = node2->GetData(); - wxSize objectSize; - int descent = 0; - child->GetRangeSize(objectRange, objectSize, descent, dc, wxRICHTEXT_UNFORMATTED, objectPosition); + if ((!child->IsFloating() || !wxRichTextBuffer::GetFloatingLayoutMode()) && child->GetRange().GetLength() > 0 && !child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range)) + { + // Draw this part of the line at the correct position + wxRichTextRange objectRange(child->GetRange()); + objectRange.LimitTo(lineRange); + + wxSize objectSize; + if (child->IsTopLevel()) + { + objectSize = child->GetCachedSize(); + objectRange = child->GetOwnRange(); + } + else + { +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING && wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + if (i < (int) line->GetObjectSizes().GetCount()) + { + objectSize.x = line->GetObjectSizes()[(size_t) i]; + } + else +#endif + { + int descent = 0; + child->GetRangeSize(objectRange, objectSize, descent, dc, context, wxRICHTEXT_UNFORMATTED, objectPosition); + } + } - // Use the child object's width, but the whole line's height - wxRect childRect(objectPosition, wxSize(objectSize.x, line->GetSize().y)); - child->Draw(dc, objectRange, selectionRange, childRect, maxDescent, style); + // Use the child object's width, but the whole line's height + wxRect childRect(objectPosition, wxSize(objectSize.x, line->GetSize().y)); + child->Draw(dc, context, objectRange, selection, childRect, maxDescent, style); - objectPosition.x += objectSize.x; - } - else if (child->GetRange().GetStart() > lineRange.GetEnd()) - // Can break out of inner loop now since we've passed this line's range - break; + objectPosition.x += objectSize.x; + i ++; + } + else if (child->GetRange().GetStart() > lineRange.GetEnd()) + // Can break out of inner loop now since we've passed this line's range + break; - node2 = node2->GetNext(); + node2 = node2->GetNext(); + } } node = node->GetNext(); @@ -3110,10 +4636,43 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR return true; } +// Get the range width using partial extents calculated for the whole paragraph. +static int wxRichTextGetRangeWidth(const wxRichTextParagraph& para, const wxRichTextRange& range, const wxArrayInt& partialExtents) +{ + wxASSERT(partialExtents.GetCount() >= (size_t) range.GetLength()); + + if (partialExtents.GetCount() < (size_t) range.GetLength()) + return 0; + + int leftMostPos = 0; + if (range.GetStart() - para.GetRange().GetStart() > 0) + leftMostPos = partialExtents[range.GetStart() - para.GetRange().GetStart() - 1]; + + int rightMostPos = partialExtents[range.GetEnd() - para.GetRange().GetStart()]; + + int w = rightMostPos - leftMostPos; + + return w; +} + /// Lay the item out -bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) +bool wxRichTextParagraph::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) { - wxTextAttr attr = GetCombinedAttributes(); + // Deal with floating objects firstly before the normal layout + wxRichTextBuffer* buffer = GetBuffer(); + wxASSERT(buffer); + + wxRichTextFloatCollector* collector = GetContainer()->GetFloatCollector(); + + if (wxRichTextBuffer::GetFloatingLayoutMode()) + { + wxASSERT(collector != NULL); + if (collector) + LayoutFloat(dc, context, rect, parentRect, style, collector); + } + + wxRichTextAttr attr = GetCombinedAttributes(); + context.ApplyVirtualAttributes(attr, this); // ClearLines(); @@ -3127,25 +4686,19 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) int lineSpacing = 0; // Let's assume line spacing of 10 is normal, 15 is 1.5, 20 is 2, etc. - if (attr.GetLineSpacing() != 10 && GetBuffer()) + if (attr.HasLineSpacing() && attr.GetLineSpacing() > 0 && attr.HasFont()) { - wxFont font(GetBuffer()->GetFontTable().FindFont(attr)); - wxCheckSetFont(dc, font); - lineSpacing = (ConvertTenthsMMToPixels(dc, dc.GetCharHeight()) * attr.GetLineSpacing())/10; + wxFont font(buffer->GetFontTable().FindFont(attr)); + if (font.IsOk()) + { + wxCheckSetFont(dc, font); + lineSpacing = (int) (double(dc.GetCharHeight()) * (double(attr.GetLineSpacing())/10.0 - 1.0)); + } } - // Available space for text on each line differs. - int availableTextSpaceFirstLine = rect.GetWidth() - leftIndent - rightIndent; - - // Bullets start the text at the same position as subsequent lines - if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) - availableTextSpaceFirstLine -= leftSubIndent; - - int availableTextSpaceSubsequentLines = rect.GetWidth() - leftIndent - rightIndent - leftSubIndent; - - // Start position for each line relative to the paragraph - int startPositionFirstLine = leftIndent; - int startPositionSubsequentLines = leftIndent + leftSubIndent; + // Start position for each line relative to the paragraph + int startPositionFirstLine = leftIndent; + int startPositionSubsequentLines = leftIndent + leftSubIndent; // If we have a bullet in this paragraph, the start position for the first line's text // is actually leftIndent + leftSubIndent. @@ -3161,20 +4714,36 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) wxPoint currentPosition(0, spaceBeforePara); // We will calculate lines relative to paragraph int lineHeight = 0; int maxWidth = 0; + int maxHeight = currentPosition.y; + int maxAscent = 0; int maxDescent = 0; - int lineCount = 0; + int lineAscent = 0; + int lineDescent = 0; - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + wxRichTextObjectList::compatibility_iterator node; + +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + wxUnusedVar(style); + wxArrayInt partialExtents; + + wxSize paraSize; + int paraDescent = 0; + + // This calculates the partial text extents + GetRangeSize(GetRange(), paraSize, paraDescent, dc, context, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, rect.GetPosition(), parentRect.GetSize(), & partialExtents); +#else + node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - child->SetCachedSize(wxDefaultSize); - child->Layout(dc, rect, style); + //child->SetCachedSize(wxDefaultSize); + child->Layout(dc, context, rect, style); node = node->GetNext(); } +#endif // Split up lines @@ -3182,11 +4751,24 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) // find the child corresponding to the start position of the string, and // continue. + wxRect availableRect; + node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); + // If floating, ignore. We already laid out floats. + // Also ignore if empty object, except if we haven't got any + // size yet. + if ((child->IsFloating() && wxRichTextBuffer::GetFloatingLayoutMode()) + || !child->IsShown() || (child->GetRange().GetLength() == 0 && maxHeight > spaceBeforePara) + ) + { + node = node->GetNext(); + continue; + } + // If this is e.g. a composite text box, it will need to be laid out itself. // But if just a text fragment or image, for example, this will // do nothing. NB: won't we need to set the position after layout? @@ -3194,11 +4776,6 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) // can't tell the position until the size is determined. So possibly introduce // another layout phase. - // Available width depends on whether we're on the first or subsequent lines - int availableSpaceForText = (lineCount == 0 ? availableTextSpaceFirstLine : availableTextSpaceSubsequentLines); - - currentPosition.x = (lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines); - // We may only be looking at part of a child, if we searched back for wrapping // and found a suitable point some way into the child. So get the size for the fragment // if necessary. @@ -3213,27 +4790,173 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) wxSize childSize; int childDescent = 0; + int startOffset = (lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines); + availableRect = wxRect(rect.x + startOffset, rect.y + currentPosition.y, + rect.width - startOffset - rightIndent, rect.height); + + if (child->IsTopLevel()) + { + wxSize oldSize = child->GetCachedSize(); + + child->Invalidate(wxRICHTEXT_ALL); + child->SetPosition(wxPoint(0, 0)); + + // Lays out the object first with a given amount of space, and then if no width was specified in attr, + // lays out the object again using the minimum size + // The position will be determined by its location in its line, + // and not by the child's actual position. + child->LayoutToBestSize(dc, context, buffer, + attr, child->GetAttributes(), availableRect, parentRect, style); + + if (oldSize != child->GetCachedSize()) + { + partialExtents.Clear(); + + // Recalculate the partial text extents since the child object changed size + GetRangeSize(GetRange(), paraSize, paraDescent, dc, context, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, wxPoint(0,0), parentRect.GetSize(), & partialExtents); + } + } + + // Problem: we need to layout composites here for which we need the available width, + // but we can't get the available width without using the float collector which + // needs to know the object height. + if ((nextBreakPos == -1) && (lastEndPos == child->GetRange().GetStart() - 1)) // i.e. we want to get the whole thing { childSize = child->GetCachedSize(); childDescent = child->GetDescent(); } else - GetRangeSize(wxRichTextRange(lastEndPos+1, lastPosToUse), childSize, childDescent, dc, wxRICHTEXT_UNFORMATTED, rect.GetPosition()); + { +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + // Get height only, then the width using the partial extents + GetRangeSize(wxRichTextRange(lastEndPos+1, lastPosToUse), childSize, childDescent, dc, context, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_HEIGHT_ONLY, wxPoint(0,0), parentRect.GetSize()); + childSize.x = wxRichTextGetRangeWidth(*this, wxRichTextRange(lastEndPos+1, lastPosToUse), partialExtents); +#else + GetRangeSize(wxRichTextRange(lastEndPos+1, lastPosToUse), childSize, childDescent, dc, context, wxRICHTEXT_UNFORMATTED, rect.GetPosition(), parentRect.GetSize()); +#endif + } + + bool doLoop = true; + int loopIterations = 0; + + // If there are nested objects that need to lay themselves out, we have to do this in a + // loop because the height of the object may well depend on the available width. + // And because of floating object positioning, the available width depends on the + // height of the object and whether it will clash with the floating objects. + // So, we see whether the available width changes due to the presence of floating images. + // If it does, then we'll use the new restricted width to find the object height again. + // If this causes another restriction in the available width, we'll try again, until + // either we lose patience or the available width settles down. + do + { + loopIterations ++; + + wxRect oldAvailableRect = availableRect; + + // Available width depends on the floating objects and the line height. + // Note: the floating objects may be placed vertically along the two sides of + // buffer, so we may have different available line widths with different + // [startY, endY]. So, we can't determine how wide the available + // space is until we know the exact line height. + if (childDescent == 0) + { + lineHeight = wxMax(lineHeight, childSize.y); + lineDescent = maxDescent; + lineAscent = maxAscent; + } + else + { + lineDescent = wxMax(childDescent, maxDescent); + lineAscent = wxMax(childSize.y-childDescent, maxAscent); + } + lineHeight = wxMax(lineHeight, (lineDescent + lineAscent)); + + if (wxRichTextBuffer::GetFloatingLayoutMode() && collector) + { + wxRect floatAvailableRect = collector->GetAvailableRect(rect.y + currentPosition.y, rect.y + currentPosition.y + lineHeight); + + // Adjust availableRect to the space that is available when taking floating objects into account. + + if (floatAvailableRect.x + startOffset > availableRect.x) + { + int newX = floatAvailableRect.x + startOffset; + int newW = availableRect.width - (newX - availableRect.x); + availableRect.x = newX; + availableRect.width = newW; + } + + if (floatAvailableRect.width < availableRect.width) + availableRect.width = floatAvailableRect.width; + } + + currentPosition.x = availableRect.x - rect.x; + + if (child->IsTopLevel() && loopIterations <= 20) + { + if (availableRect != oldAvailableRect) + { + wxSize oldSize = child->GetCachedSize(); + + // Lays out the object first with a given amount of space, and then if no width was specified in attr, + // lays out the object again using the minimum size + child->Invalidate(wxRICHTEXT_ALL); + child->LayoutToBestSize(dc, context, buffer, + attr, child->GetAttributes(), availableRect, parentRect.GetSize(), style); + childSize = child->GetCachedSize(); + childDescent = child->GetDescent(); + + if (oldSize != child->GetCachedSize()) + { + partialExtents.Clear(); + + // Recalculate the partial text extents since the child object changed size + GetRangeSize(GetRange(), paraSize, paraDescent, dc, context, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, wxPoint(0,0), parentRect.GetSize(), & partialExtents); + } + + // Go around the loop finding the available rect for the given floating objects + } + else + doLoop = false; + } + else + doLoop = false; + } + while (doLoop); + + if (child->IsTopLevel()) + { + // We can move it to the correct position at this point + // TODO: probably need to add margin + child->Move(GetPosition() + wxPoint(currentWidth + (wxMax(leftIndent, leftIndent + leftSubIndent)), currentPosition.y)); + } // Cases: // 1) There was a line break BEFORE the natural break // 2) There was a line break AFTER the natural break - // 3) The child still fits (carry on) - - if ((lineBreakInThisObject && (childSize.x + currentWidth <= availableSpaceForText)) || - (childSize.x + currentWidth > availableSpaceForText)) + // 3) It's the last line + // 4) The child still fits (carry on) - 'else' clause + + if ((lineBreakInThisObject && (childSize.x + currentWidth <= availableRect.width)) + || + (childSize.x + currentWidth > availableRect.width) +#if 0 + || + ((childSize.x + currentWidth <= availableRect.width) && !node->GetNext()) +#endif + ) { long wrapPosition = 0; + if ((childSize.x + currentWidth <= availableRect.width) && !node->GetNext() && !lineBreakInThisObject) + wrapPosition = child->GetRange().GetEnd(); + else // Find a place to wrap. This may walk back to previous children, // for example if a word spans several objects. - if (!FindWrapPosition(wxRichTextRange(lastCompletedEndPos+1, child->GetRange().GetEnd()), dc, availableSpaceForText, wrapPosition)) + // Note: one object must contains only one wxTextAtrr, so the line height will not + // change inside one object. Thus, we can pass the remain line width to the + // FindWrapPosition function. + if (!FindWrapPosition(wxRichTextRange(lastCompletedEndPos+1, child->GetRange().GetEnd()), dc, context, availableRect.width, wrapPosition, & partialExtents)) { // If the function failed, just cut it off at the end of this child. wrapPosition = child->GetRange().GetEnd(); @@ -3243,15 +4966,52 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) if (wrapPosition <= lastCompletedEndPos) wrapPosition = wxMax(lastCompletedEndPos+1,child->GetRange().GetEnd()); + // Line end position shouldn't be the same as the end, or greater. + if (wrapPosition >= GetRange().GetEnd()) + wrapPosition = wxMax(0, GetRange().GetEnd()-1); + // wxLogDebug(wxT("Split at %ld"), wrapPosition); // Let's find the actual size of the current line now wxSize actualSize; wxRichTextRange actualRange(lastCompletedEndPos+1, wrapPosition); - GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED); + + childDescent = 0; + +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + if (!child->IsEmpty()) + { + // Get height only, then the width using the partial extents + GetRangeSize(actualRange, actualSize, childDescent, dc, context, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_HEIGHT_ONLY, wxPoint(0,0), parentRect.GetSize()); + actualSize.x = wxRichTextGetRangeWidth(*this, actualRange, partialExtents); + } + else +#endif + GetRangeSize(actualRange, actualSize, childDescent, dc, context, wxRICHTEXT_UNFORMATTED, wxPoint(0,0), parentRect.GetSize()); + currentWidth = actualSize.x; - lineHeight = wxMax(lineHeight, actualSize.y); - maxDescent = wxMax(childDescent, maxDescent); + + // The descent for the whole line at this point, is the correct max descent + maxDescent = childDescent; + // Maximum ascent + maxAscent = actualSize.y-childDescent; + + // lineHeight is given by the height for the whole line, since it will + // take into account ascend/descend. + lineHeight = actualSize.y; + + if (lineHeight == 0 && buffer) + { + wxFont font(buffer->GetFontTable().FindFont(attr)); + wxCheckSetFont(dc, font); + lineHeight = dc.GetCharHeight(); + } + + if (maxDescent == 0) + { + int w, h; + dc.GetTextExtent(wxT("X"), & w, &h, & maxDescent); + } // Add a new line wxRichTextLine* line = AllocateLine(lineCount); @@ -3262,44 +5022,69 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) line->SetSize(wxSize(currentWidth, lineHeight)); line->SetDescent(maxDescent); + maxHeight = currentPosition.y + lineHeight; + // Now move down a line. TODO: add margins, spacing currentPosition.y += lineHeight; currentPosition.y += lineSpacing; - currentWidth = 0; maxDescent = 0; - maxWidth = wxMax(maxWidth, currentWidth); + maxAscent = 0; + maxWidth = wxMax(maxWidth, currentWidth+startOffset); + currentWidth = 0; lineCount ++; - // TODO: account for zero-length objects, such as fields - wxASSERT(wrapPosition > lastCompletedEndPos); + // TODO: account for zero-length objects + // wxASSERT(wrapPosition > lastCompletedEndPos); lastEndPos = wrapPosition; lastCompletedEndPos = lastEndPos; lineHeight = 0; - // May need to set the node back to a previous one, due to searching back in wrapping - wxRichTextObject* childAfterWrapPosition = FindObjectAtPosition(wrapPosition+1); - if (childAfterWrapPosition) - node = m_children.Find(childAfterWrapPosition); + if (wrapPosition < GetRange().GetEnd()-1) + { + // May need to set the node back to a previous one, due to searching back in wrapping + wxRichTextObject* childAfterWrapPosition = FindObjectAtPosition(wrapPosition+1); + if (childAfterWrapPosition) + node = m_children.Find(childAfterWrapPosition); + else + node = node->GetNext(); + } else node = node->GetNext(); + + // Apply paragraph styles such as alignment to the wrapped line + ApplyParagraphStyle(line, attr, availableRect, dc); } else { // We still fit, so don't add a line, and keep going currentWidth += childSize.x; - lineHeight = wxMax(lineHeight, childSize.y); - maxDescent = wxMax(childDescent, maxDescent); - maxWidth = wxMax(maxWidth, currentWidth); + if (childDescent == 0) + { + // An object with a zero descend value wants to take up the whole + // height regardless of baseline + lineHeight = wxMax(lineHeight, childSize.y); + } + else + { + maxDescent = wxMax(childDescent, maxDescent); + maxAscent = wxMax(childSize.y-childDescent, maxAscent); + } + + lineHeight = wxMax(lineHeight, (maxDescent + maxAscent)); + + maxWidth = wxMax(maxWidth, currentWidth+startOffset); lastEndPos = child->GetRange().GetEnd(); node = node->GetNext(); } } + //wxASSERT(!(lastCompletedEndPos != -1 && lastCompletedEndPos < GetRange().GetEnd()-1)); + // Add the last line - it's the current pos -> last para pos // Substract -1 because the last position is always the end-paragraph position. if (lastCompletedEndPos <= GetRange().GetEnd()-1) @@ -3315,12 +5100,13 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) line->SetPosition(currentPosition); - if (lineHeight == 0 && GetBuffer()) + if (lineHeight == 0 && buffer) { - wxFont font(GetBuffer()->GetFontTable().FindFont(attr)); + wxFont font(buffer->GetFontTable().FindFont(attr)); wxCheckSetFont(dc, font); lineHeight = dc.GetCharHeight(); } + if (maxDescent == 0) { int w, h; @@ -3332,48 +5118,143 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) currentPosition.y += lineHeight; currentPosition.y += lineSpacing; lineCount ++; + + // Apply paragraph styles such as alignment to the wrapped line + ApplyParagraphStyle(line, attr, availableRect, dc); } // Remove remaining unused line objects, if any ClearUnusedLines(lineCount); - // Apply styles to wrapped lines - ApplyParagraphStyle(attr, rect); + // We need to add back the margins etc. + { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(maxWidth, currentPosition.y + spaceAfterPara)); + GetBoxRects(dc, buffer, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetCachedSize(marginRect.GetSize()); + } + + // The maximum size is the length of the paragraph stretched out into a line. + // So if there were a single word, or an image, or a fixed-size text box, the object could be shrunk around + // this size. TODO: take into account line breaks. + { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(paraSize.x + wxMax(leftIndent, leftIndent + leftSubIndent) + rightIndent, currentPosition.y + spaceAfterPara)); + GetBoxRects(dc, buffer, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetMaxSize(marginRect.GetSize()); + } + + // Find the greatest minimum size. Currently we only look at non-text objects, + // which isn't ideal but it would be slow to find the maximum word width to + // use as the minimum. + { + int minWidth = 0; + node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + + // If floating, ignore. We already laid out floats. + // Also ignore if empty object, except if we haven't got any + // size yet. + if ((!child->IsFloating() || !wxRichTextBuffer::GetFloatingLayoutMode()) && child->GetRange().GetLength() != 0 && !wxDynamicCast(child, wxRichTextPlainText)) + { + if (child->GetCachedSize().x > minWidth) + minWidth = child->GetMinSize().x; + } + node = node->GetNext(); + } + + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(minWidth, currentPosition.y + spaceAfterPara)); + GetBoxRects(dc, buffer, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetMinSize(marginRect.GetSize()); + } + +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + // Use the text extents to calculate the size of each fragment in each line + wxRichTextLineList::compatibility_iterator lineNode = m_cachedLines.GetFirst(); + while (lineNode) + { + wxRichTextLine* line = lineNode->GetData(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + + // Loop through objects until we get to the one within range + wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); + + while (node2) + { + wxRichTextObject* child = node2->GetData(); + + if (child->GetRange().GetLength() > 0 && !child->GetRange().IsOutside(lineRange)) + { + wxRichTextRange rangeToUse = lineRange; + rangeToUse.LimitTo(child->GetRange()); + + // Find the size of the child from the text extents, and store in an array + // for drawing later + int left = 0; + if (rangeToUse.GetStart() > GetRange().GetStart()) + left = partialExtents[(rangeToUse.GetStart()-1) - GetRange().GetStart()]; + int right = partialExtents[rangeToUse.GetEnd() - GetRange().GetStart()]; + int sz = right - left; + line->GetObjectSizes().Add(sz); + } + else if (child->GetRange().GetStart() > lineRange.GetEnd()) + // Can break out of inner loop now since we've passed this line's range + break; - SetCachedSize(wxSize(maxWidth, currentPosition.y + spaceBeforePara + spaceAfterPara)); + node2 = node2->GetNext(); + } - m_dirty = false; + lineNode = lineNode->GetNext(); + } +#endif +#endif return true; } /// Apply paragraph styles, such as centering, to wrapped lines -void wxRichTextParagraph::ApplyParagraphStyle(const wxTextAttr& attr, const wxRect& rect) +/// TODO: take into account box attributes, possibly +void wxRichTextParagraph::ApplyParagraphStyle(wxRichTextLine* line, const wxRichTextAttr& attr, const wxRect& rect, wxDC& dc) { if (!attr.HasAlignment()) return; - wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); - while (node) + wxPoint pos = line->GetPosition(); + wxPoint originalPos = pos; + wxSize size = line->GetSize(); + + // centering, right-justification + if (attr.HasAlignment() && attr.GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) { - wxRichTextLine* line = node->GetData(); + int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); + pos.x = (rect.GetWidth() - rightIndent - size.x)/2 + pos.x; + line->SetPosition(pos); + } + else if (attr.HasAlignment() && attr.GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) + { + int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); + pos.x = pos.x + rect.GetWidth() - size.x - rightIndent; + line->SetPosition(pos); + } + + if (pos != originalPos) + { + wxPoint inc = pos - originalPos; - wxPoint pos = line->GetPosition(); - wxSize size = line->GetSize(); + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); - // centering, right-justification - if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) - { - pos.x = (rect.GetWidth() - size.x)/2 + pos.x; - line->SetPosition(pos); - } - else if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) + while (node) { - pos.x = pos.x + rect.GetWidth() - size.x; - line->SetPosition(pos); - } + wxRichTextObject* child = node->GetData(); + if (child->IsTopLevel() && !child->GetRange().IsOutside(line->GetAbsoluteRange())) + child->Move(child->GetPosition() + inc); - node = node->GetNext(); + node = node->GetNext(); + } } } @@ -3449,7 +5330,7 @@ bool wxRichTextParagraph::InsertText(long pos, const wxString& text) void wxRichTextParagraph::Copy(const wxRichTextParagraph& obj) { - wxRichTextBox::Copy(obj); + wxRichTextCompositeObject::Copy(obj); } /// Clear the cached lines @@ -3460,7 +5341,7 @@ void wxRichTextParagraph::ClearLines() /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. -bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position) const +bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position, const wxSize& parentSize, wxArrayInt* partialExtents) const { if (!range.IsWithin(GetRange())) return false; @@ -3468,28 +5349,155 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz if (flags & wxRICHTEXT_UNFORMATTED) { // Just use unformatted data, assume no line breaks - // TODO: take into account line breaks - wxSize sz; + wxArrayInt childExtents; + wxArrayInt* p; + if (partialExtents) + p = & childExtents; + else + p = NULL; + + int maxDescent = 0; + int maxAscent = 0; + int maxLineHeight = 0; + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); if (!child->GetRange().IsOutside(range)) { - wxSize childSize; - - wxRichTextRange rangeToUse = range; - rangeToUse.LimitTo(child->GetRange()); - int childDescent = 0; + // Floating objects have a zero size within the paragraph. + if (child->IsFloating() && wxRichTextBuffer::GetFloatingLayoutMode()) + { + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; - if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y))) + partialExtents->Add(0 /* zero size */ + lastSize); + } + } + else { - sz.y = wxMax(sz.y, childSize.y); - sz.x += childSize.x; - descent = wxMax(descent, childDescent); + wxSize childSize; + + wxRichTextRange rangeToUse = range; + rangeToUse.LimitTo(child->GetRange()); + int childDescent = 0; + + // At present wxRICHTEXT_HEIGHT_ONLY is only fast if we've already cached the size, + // but it's only going to be used after caching has taken place. + if ((flags & wxRICHTEXT_HEIGHT_ONLY) && child->GetCachedSize().y != 0) + { + childDescent = child->GetDescent(); + childSize = child->GetCachedSize(); + + if (childDescent == 0) + { + maxLineHeight = wxMax(maxLineHeight, childSize.y); + } + else + { + maxDescent = wxMax(maxDescent, childDescent); + maxAscent = wxMax(maxAscent, (childSize.y - childDescent)); + } + + maxLineHeight = wxMax(maxLineHeight, (maxAscent + maxDescent)); + + sz.y = wxMax(sz.y, maxLineHeight); + sz.x += childSize.x; + descent = maxDescent; + } + else if (child->IsTopLevel()) + { + childDescent = child->GetDescent(); + childSize = child->GetCachedSize(); + + if (childDescent == 0) + { + maxLineHeight = wxMax(maxLineHeight, childSize.y); + } + else + { + maxDescent = wxMax(maxDescent, childDescent); + maxAscent = wxMax(maxAscent, (childSize.y - childDescent)); + } + + maxLineHeight = wxMax(maxLineHeight, (maxAscent + maxDescent)); + + sz.y = wxMax(sz.y, maxLineHeight); + sz.x += childSize.x; + descent = maxDescent; + + // FIXME: this won't change the original values. + // Should we be calling GetRangeSize above instead of using cached values? +#if 0 + if ((flags & wxRICHTEXT_CACHE_SIZE) && (rangeToUse == child->GetRange())) + { + child->SetCachedSize(childSize); + child->SetDescent(childDescent); + } +#endif + + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; + + partialExtents->Add(childSize.x + lastSize); + } + } + else if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, context, flags, wxPoint(position.x + sz.x, position.y), parentSize, p)) + { + if (childDescent == 0) + { + maxLineHeight = wxMax(maxLineHeight, childSize.y); + } + else + { + maxDescent = wxMax(maxDescent, childDescent); + maxAscent = wxMax(maxAscent, (childSize.y - childDescent)); + } + + maxLineHeight = wxMax(maxLineHeight, (maxAscent + maxDescent)); + + sz.y = wxMax(sz.y, maxLineHeight); + sz.x += childSize.x; + descent = maxDescent; + + if ((flags & wxRICHTEXT_CACHE_SIZE) && (rangeToUse == child->GetRange())) + { + child->SetCachedSize(childSize); + child->SetDescent(childDescent); + } + + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; + + size_t i; + for (i = 0; i < childExtents.GetCount(); i++) + { + partialExtents->Add(childExtents[i] + lastSize); + } + } + } } + + if (p) + p->Clear(); } node = node->GetNext(); @@ -3515,34 +5523,52 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz wxRichTextRange lineRange = line->GetAbsoluteRange(); if (!lineRange.IsOutside(range)) { - wxSize lineSize; + int maxDescent = 0; + int maxAscent = 0; + int maxLineHeight = 0; + int maxLineWidth = 0; wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); while (node2) { wxRichTextObject* child = node2->GetData(); - if (!child->GetRange().IsOutside(lineRange)) + if ((!child->IsFloating() || !wxRichTextBuffer::GetFloatingLayoutMode()) && !child->GetRange().IsOutside(lineRange)) { wxRichTextRange rangeToUse = lineRange; rangeToUse.LimitTo(child->GetRange()); + if (child->IsTopLevel()) + rangeToUse = child->GetOwnRange(); wxSize childSize; int childDescent = 0; - if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y))) + if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, context, flags, wxPoint(position.x + sz.x, position.y), parentSize)) { - lineSize.y = wxMax(lineSize.y, childSize.y); - lineSize.x += childSize.x; + if (childDescent == 0) + { + // Assume that if descent is zero, this child can occupy the full line height + // and does not need space for the line's maximum descent. So we influence + // the overall max line height only. + maxLineHeight = wxMax(maxLineHeight, childSize.y); + } + else + { + maxAscent = wxMax(maxAscent, (childSize.y - childDescent)); + maxDescent = wxMax(maxAscent, childDescent); + } + maxLineHeight = wxMax(maxLineHeight, (maxAscent + maxDescent)); + maxLineWidth += childSize.x; } - descent = wxMax(descent, childDescent); } node2 = node2->GetNext(); } + descent = wxMax(descent, maxDescent); + // Increase size by a line (TODO: paragraph spacing) - sz.y += lineSize.y; - sz.x = wxMax(sz.x, lineSize.x); + sz.y += maxLineHeight; + sz.x = wxMax(sz.x, maxLineWidth); } node = node->GetNext(); } @@ -3552,7 +5578,7 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz } /// Finds the absolute position and row height for the given character position -bool wxRichTextParagraph::FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart) +bool wxRichTextParagraph::FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart) { if (index == -1) { @@ -3628,7 +5654,7 @@ bool wxRichTextParagraph::FindPosition(wxDC& dc, long index, wxPoint& pt, int* h // then we can add this size to the line start position and // paragraph start position to find the actual position. - if (GetRangeSize(r, rangeSize, descent, dc, wxRICHTEXT_UNFORMATTED, line->GetPosition()+ GetPosition())) + if (GetRangeSize(r, rangeSize, descent, dc, context, wxRICHTEXT_UNFORMATTED, line->GetPosition()+ GetPosition())) { pt.x = line->GetPosition().x + GetPosition().x + rangeSize.x; *height = line->GetSize().y; @@ -3646,32 +5672,111 @@ bool wxRichTextParagraph::FindPosition(wxDC& dc, long index, wxPoint& pt, int* h /// Hit-testing: returns a flag indicating hit test details, plus /// information about position -int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition) +int wxRichTextParagraph::HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) { - wxPoint paraPos = GetPosition(); + if (!IsShown()) + return wxRICHTEXT_HITTEST_NONE; - wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); - while (node) + // If we're in the top-level container, then we can return + // a suitable hit test code even if the point is outside the container area, + // so that we can position the caret sensibly even if we don't + // click on valid content. If we're not at the top-level, and the point + // is not within this paragraph object, then we don't want to stop more + // precise hit-testing from working prematurely, so return immediately. + // NEW STRATEGY: use the parent boundary to test whether we're in the + // right region, not the paragraph, since the paragraph may be positioned + // some way in from where the user clicks. { - wxRichTextLine* line = node->GetData(); - wxPoint linePos = paraPos + line->GetPosition(); - wxSize lineSize = line->GetSize(); - wxRichTextRange lineRange = line->GetAbsoluteRange(); + long tmpPos; + wxRichTextObject* tempObj, *tempContextObj; + if (GetParent() && GetParent()->wxRichTextObject::HitTest(dc, context, pt, tmpPos, & tempObj, & tempContextObj, flags) == wxRICHTEXT_HITTEST_NONE) + return wxRICHTEXT_HITTEST_NONE; + } - if (pt.y >= linePos.y && pt.y <= linePos.y + lineSize.y) + wxRichTextObjectList::compatibility_iterator objNode = m_children.GetFirst(); + while (objNode) + { + wxRichTextObject* child = objNode->GetData(); + // Don't recurse if we have wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS, + // and also, if this seems composite but actually is marked as atomic, + // don't recurse. + if (child->IsTopLevel() && ((flags & wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS) == 0) && + (! (((flags & wxRICHTEXT_HITTEST_HONOUR_ATOMIC) != 0) && child->IsAtomic()))) + { + { + int hitTest = child->HitTest(dc, context, pt, textPosition, obj, contextObj); + if (hitTest != wxRICHTEXT_HITTEST_NONE) + return hitTest; + } + } + + objNode = objNode->GetNext(); + } + + wxPoint paraPos = GetPosition(); + + wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); + while (node) + { + wxRichTextLine* line = node->GetData(); + wxPoint linePos = paraPos + line->GetPosition(); + wxSize lineSize = line->GetSize(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + + if (pt.y <= linePos.y + lineSize.y) { if (pt.x < linePos.x) { textPosition = lineRange.GetStart(); + *obj = FindObjectAtPosition(textPosition); + *contextObj = GetContainer(); return wxRICHTEXT_HITTEST_BEFORE|wxRICHTEXT_HITTEST_OUTSIDE; } else if (pt.x >= (linePos.x + lineSize.x)) { textPosition = lineRange.GetEnd(); + *obj = FindObjectAtPosition(textPosition); + *contextObj = GetContainer(); return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE; } else { +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + wxArrayInt partialExtents; + + wxSize paraSize; + int paraDescent; + + // This calculates the partial text extents + GetRangeSize(lineRange, paraSize, paraDescent, dc, context, wxRICHTEXT_UNFORMATTED, linePos, wxDefaultSize, & partialExtents); + + int lastX = linePos.x; + size_t i; + for (i = 0; i < partialExtents.GetCount(); i++) + { + int nextX = partialExtents[i] + linePos.x; + + if (pt.x >= lastX && pt.x <= nextX) + { + textPosition = i + lineRange.GetStart(); // minus 1? + + *obj = FindObjectAtPosition(textPosition); + *contextObj = GetContainer(); + + // So now we know it's between i-1 and i. + // Let's see if we can be more precise about + // which side of the position it's on. + + int midPoint = (nextX + lastX)/2; + if (pt.x >= midPoint) + return wxRICHTEXT_HITTEST_AFTER; + else + return wxRICHTEXT_HITTEST_BEFORE; + } + + lastX = nextX; + } +#else long i; int lastX = linePos.x; for (i = lineRange.GetStart(); i <= lineRange.GetEnd(); i++) @@ -3681,7 +5786,7 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition wxRichTextRange rangeToUse(lineRange.GetStart(), i); - GetRangeSize(rangeToUse, childSize, descent, dc, wxRICHTEXT_UNFORMATTED, linePos); + GetRangeSize(rangeToUse, childSize, descent, dc, context, wxRICHTEXT_UNFORMATTED, linePos); int nextX = childSize.x + linePos.x; @@ -3689,11 +5794,14 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition { textPosition = i; + *obj = FindObjectAtPosition(textPosition); + *contextObj = GetContainer(); + // So now we know it's between i-1 and i. // Let's see if we can be more precise about // which side of the position it's on. - int midPoint = (nextX - lastX)/2 + lastX; + int midPoint = (nextX + lastX)/2; if (pt.x >= midPoint) return wxRICHTEXT_HITTEST_AFTER; else @@ -3704,6 +5812,7 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition lastX = nextX; } } +#endif } } @@ -3814,7 +5923,9 @@ wxRichTextObject* wxRichTextParagraph::FindObjectAtPosition(long position) while (node) { wxRichTextObject* obj = node->GetData(); - if (obj->GetRange().Contains(position)) + if (obj->GetRange().Contains(position) || + obj->GetRange().GetStart() == position || + obj->GetRange().GetEnd() == position) return obj; node = node->GetNext(); @@ -3842,7 +5953,9 @@ bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTex text += textObj->GetTextForRange(range); } else - return true; + { + text += wxT(" "); + } } node = node->GetNext(); @@ -3862,7 +5975,9 @@ bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTex text = textObj->GetTextForRange(range) + text; } else - return true; + { + text = wxT(" ") + text; + } } node = node->GetPrevious(); @@ -3873,55 +5988,84 @@ bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTex } /// Find a suitable wrap position. -bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& dc, int availableSpace, long& wrapPosition) +bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& dc, wxRichTextDrawingContext& context, int availableSpace, long& wrapPosition, wxArrayInt* partialExtents) { + if (range.GetLength() <= 0) + return false; + // Find the first position where the line exceeds the available space. wxSize sz; long breakPosition = range.GetEnd(); - // Binary chop for speed - long minPos = range.GetStart(); - long maxPos = range.GetEnd(); - while (true) +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + if (partialExtents && partialExtents->GetCount() >= (size_t) (GetRange().GetLength()-1)) // the final position in a paragraph is the newline { - if (minPos == maxPos) - { - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + int widthBefore; - if (sz.x > availableSpace) - breakPosition = minPos - 1; - break; - } - else if ((maxPos - minPos) == 1) + if (range.GetStart() > GetRange().GetStart()) + widthBefore = (*partialExtents)[range.GetStart() - GetRange().GetStart() - 1]; + else + widthBefore = 0; + + size_t i; + for (i = (size_t) range.GetStart(); i <= (size_t) range.GetEnd(); i++) { - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + int widthFromStartOfThisRange = (*partialExtents)[i - GetRange().GetStart()] - widthBefore; - if (sz.x > availableSpace) - breakPosition = minPos - 1; - else + if (widthFromStartOfThisRange > availableSpace) { - GetRangeSize(wxRichTextRange(range.GetStart(), maxPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); - if (sz.x > availableSpace) - breakPosition = maxPos-1; + breakPosition = i-1; + break; } - break; } - else + } + else +#endif + { + // Binary chop for speed + long minPos = range.GetStart(); + long maxPos = range.GetEnd(); + while (true) { - long nextPos = minPos + ((maxPos - minPos) / 2); - - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), nextPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + if (minPos == maxPos) + { + int descent = 0; + GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, context, wxRICHTEXT_UNFORMATTED); - if (sz.x > availableSpace) + if (sz.x > availableSpace) + breakPosition = minPos - 1; + break; + } + else if ((maxPos - minPos) == 1) { - maxPos = nextPos; + int descent = 0; + GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, context, wxRICHTEXT_UNFORMATTED); + + if (sz.x > availableSpace) + breakPosition = minPos - 1; + else + { + GetRangeSize(wxRichTextRange(range.GetStart(), maxPos), sz, descent, dc, context, wxRICHTEXT_UNFORMATTED); + if (sz.x > availableSpace) + breakPosition = maxPos-1; + } + break; } else { - minPos = nextPos; + long nextPos = minPos + ((maxPos - minPos) / 2); + + int descent = 0; + GetRangeSize(wxRichTextRange(range.GetStart(), nextPos), sz, descent, dc, context, wxRICHTEXT_UNFORMATTED); + + if (sz.x > availableSpace) + { + maxPos = nextPos; + } + else + { + minPos = nextPos; + } } } } @@ -4056,13 +6200,22 @@ bool wxRichTextParagraph::ClearUnusedLines(int lineCount) /// Get combined attributes of the base style, paragraph style and character style. We use this to dynamically /// retrieve the actual style. -wxTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxTextAttr& contentStyle) const +wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxRichTextAttr& contentStyle, bool includingBoxAttr) const { - wxTextAttr attr; - wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer); + wxRichTextAttr attr; + wxRichTextParagraphLayoutBox* buf = wxDynamicCast(GetParent(), wxRichTextParagraphLayoutBox); if (buf) { attr = buf->GetBasicStyle(); + if (!includingBoxAttr) + { + attr.GetTextBoxAttr().Reset(); + // The background colour will be painted by the container, and we don't + // want to unnecessarily overwrite the background when we're drawing text + // because this may erase the guideline (which appears just under the text + // if there's no padding). + attr.SetFlags(attr.GetFlags() & ~wxTEXT_ATTR_BACKGROUND_COLOUR); + } wxRichTextApplyStyle(attr, GetAttributes()); } else @@ -4073,13 +6226,15 @@ wxTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxTextAttr& contentS } /// Get combined attributes of the base style and paragraph style. -wxTextAttr wxRichTextParagraph::GetCombinedAttributes() const +wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes(bool includingBoxAttr) const { - wxTextAttr attr; - wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer); + wxRichTextAttr attr; + wxRichTextParagraphLayoutBox* buf = wxDynamicCast(GetParent(), wxRichTextParagraphLayoutBox); if (buf) { attr = buf->GetBasicStyle(); + if (!includingBoxAttr) + attr.GetTextBoxAttr().Reset(); wxRichTextApplyStyle(attr, GetAttributes()); } else @@ -4088,7 +6243,7 @@ wxTextAttr wxRichTextParagraph::GetCombinedAttributes() const return attr; } -/// Create default tabstop array +// Create default tabstop array void wxRichTextParagraph::InitDefaultTabs() { // create a default tab list at 10 mm each. @@ -4098,13 +6253,75 @@ void wxRichTextParagraph::InitDefaultTabs() } } -/// Clear default tabstop array +// Clear default tabstop array void wxRichTextParagraph::ClearDefaultTabs() { sm_defaultTabs.Clear(); } -/// Get the first position from pos that has a line break character. +void wxRichTextParagraph::LayoutFloat(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style, wxRichTextFloatCollector* floatCollector) +{ + wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst(); + while (node) + { + wxRichTextObject* anchored = node->GetData(); + if (anchored && anchored->IsFloating() && !floatCollector->HasFloat(anchored)) + { + int x = 0; + wxRichTextAttr parentAttr(GetAttributes()); + context.ApplyVirtualAttributes(parentAttr, this); +#if 1 + // 27-09-2012 + wxRect availableSpace = GetParent()->GetAvailableContentArea(dc, context, rect); + + anchored->LayoutToBestSize(dc, context, GetBuffer(), + parentAttr, anchored->GetAttributes(), + parentRect, availableSpace, + style); + wxSize size = anchored->GetCachedSize(); +#else + wxSize size; + int descent = 0; + anchored->GetRangeSize(anchored->GetRange(), size, descent, dc, context, style); +#endif + + int offsetY = 0; + if (anchored->GetAttributes().GetTextBoxAttr().GetTop().IsValid()) + { + offsetY = anchored->GetAttributes().GetTextBoxAttr().GetTop().GetValue(); + if (anchored->GetAttributes().GetTextBoxAttr().GetTop().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + { + offsetY = ConvertTenthsMMToPixels(dc, offsetY); + } + } + + int pos = floatCollector->GetFitPosition(anchored->GetAttributes().GetTextBoxAttr().GetFloatMode(), rect.y + offsetY, size.y); + + /* Update the offset */ + int newOffsetY = pos - rect.y; + if (newOffsetY != offsetY) + { + if (anchored->GetAttributes().GetTextBoxAttr().GetTop().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + newOffsetY = ConvertPixelsToTenthsMM(dc, newOffsetY); + anchored->GetAttributes().GetTextBoxAttr().GetTop().SetValue(newOffsetY); + } + + if (anchored->GetAttributes().GetTextBoxAttr().GetFloatMode() == wxTEXT_BOX_ATTR_FLOAT_LEFT) + x = rect.x; + else if (anchored->GetAttributes().GetTextBoxAttr().GetFloatMode() == wxTEXT_BOX_ATTR_FLOAT_RIGHT) + x = rect.x + rect.width - size.x; + + //anchored->SetPosition(wxPoint(x, pos)); + anchored->Move(wxPoint(x, pos)); // should move children + anchored->SetCachedSize(size); + floatCollector->CollectFloat(this, anchored); + } + + node = node->GetNext(); + } +} + +// Get the first position from pos that has a line break character. long wxRichTextParagraph::GetFirstLineBreakPosition(long pos) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); @@ -4146,12 +6363,18 @@ void wxRichTextLine::Init(wxRichTextParagraph* parent) m_pos = wxPoint(0, 0); m_size = wxSize(0, 0); m_descent = 0; +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + m_objectSizes.Clear(); +#endif } /// Copy void wxRichTextLine::Copy(const wxRichTextLine& obj) { m_range = obj.m_range; +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + m_objectSizes = obj.m_objectSizes; +#endif } /// Get the absolute object position @@ -4175,7 +6398,7 @@ wxRichTextRange wxRichTextLine::GetAbsoluteRange() const IMPLEMENT_DYNAMIC_CLASS(wxRichTextPlainText, wxRichTextObject) -wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* parent, wxTextAttr* style): +wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* parent, wxRichTextAttr* style): wxRichTextObject(parent) { if (style) @@ -4190,35 +6413,115 @@ wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* #define WIDTH_FOR_DEFAULT_TABS 50 /// Draw the item -bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int WXUNUSED(style)) +bool wxRichTextPlainText::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int WXUNUSED(style)) { wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); wxASSERT (para != NULL); - wxTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); + wxRichTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes(), false /* no box attributes */) : GetAttributes()); + context.ApplyVirtualAttributes(textAttr, this); + + // Let's make the assumption for now that for content in a paragraph, including + // text, we never have a discontinuous selection. So we only deal with a + // single range. + wxRichTextRange selectionRange; + if (selection.IsValid()) + { + wxRichTextRangeArray selectionRanges = selection.GetSelectionForObject(this); + if (selectionRanges.GetCount() > 0) + selectionRange = selectionRanges[0]; + else + selectionRange = wxRICHTEXT_NO_SELECTION; + } + else + selectionRange = wxRICHTEXT_NO_SELECTION; int offset = GetRange().GetStart(); - // Replace line break characters with spaces wxString str = m_text; + if (context.HasVirtualText(this)) + { + if (!context.GetVirtualText(this, str) || str.Length() != m_text.Length()) + str = m_text; + } + + // Replace line break characters with spaces wxString toRemove = wxRichTextLineBreakChar; str.Replace(toRemove, wxT(" ")); + if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & (wxTEXT_ATTR_EFFECT_CAPITALS|wxTEXT_ATTR_EFFECT_SMALL_CAPITALS))) + str.MakeUpper(); long len = range.GetLength(); wxString stringChunk = str.Mid(range.GetStart() - offset, (size_t) len); - if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS)) - stringChunk.MakeUpper(); + // Test for the optimized situations where all is selected, or none + // is selected. + + wxFont textFont(GetBuffer()->GetFontTable().FindFont(textAttr)); + wxCheckSetFont(dc, textFont); int charHeight = dc.GetCharHeight(); - int x = rect.x; - int y = rect.y + (rect.height - charHeight - (descent - m_descent)); + int x, y; + if ( textFont.IsOk() ) + { + if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SMALL_CAPITALS)) + { + textFont.SetPointSize((int) (textFont.GetPointSize()*0.75)); + wxCheckSetFont(dc, textFont); + charHeight = dc.GetCharHeight(); + } - // Test for the optimized situations where all is selected, or none - // is selected. + if ( textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT) ) + { + if (textFont.IsUsingSizeInPixels()) + { + double size = static_cast(textFont.GetPixelSize().y) / wxSCRIPT_MUL_FACTOR; + textFont.SetPixelSize(wxSize(0, static_cast(size))); + x = rect.x; + y = rect.y; + } + else + { + double size = static_cast(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR; + textFont.SetPointSize(static_cast(size)); + x = rect.x; + y = rect.y; + } + wxCheckSetFont(dc, textFont); + } + else if ( textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT) ) + { + if (textFont.IsUsingSizeInPixels()) + { + double size = static_cast(textFont.GetPixelSize().y) / wxSCRIPT_MUL_FACTOR; + textFont.SetPixelSize(wxSize(0, static_cast(size))); + x = rect.x; + int sub_height = static_cast(static_cast(charHeight) / wxSCRIPT_MUL_FACTOR); + y = rect.y + (rect.height - sub_height + (descent - m_descent)); + } + else + { + double size = static_cast(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR; + textFont.SetPointSize(static_cast(size)); + x = rect.x; + int sub_height = static_cast(static_cast(charHeight) / wxSCRIPT_MUL_FACTOR); + y = rect.y + (rect.height - sub_height + (descent - m_descent)); + } + wxCheckSetFont(dc, textFont); + } + else + { + x = rect.x; + y = rect.y + (rect.height - charHeight - (descent - m_descent)); + } + } + else + { + x = rect.x; + y = rect.y + (rect.height - charHeight - (descent - m_descent)); + } - wxFont font(GetBuffer()->GetFontTable().FindFont(textAttr)); - wxCheckSetFont(dc, font); + // TODO: new selection code // (a) All selected. if (selectionRange.GetStart() <= range.GetStart() && selectionRange.GetEnd() >= range.GetEnd()) @@ -4236,7 +6539,7 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR // (c) Part selected, part not // Let's draw unselected chunk, selected chunk, then unselected chunk. - dc.SetBackgroundMode(wxTRANSPARENT); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); // 1. Initial unselected chunk, if any, up until start of selection. if (selectionRange.GetStart() > range.GetStart() && selectionRange.GetStart() <= range.GetEnd()) @@ -4245,7 +6548,9 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR int s1 = selectionRange.GetStart()-1; int fragmentLen = s1 - r1 + 1; if (fragmentLen < 0) + { wxLogDebug(wxT("Mid(%d, %d"), (int)(r1 - offset), (int)fragmentLen); + } wxString stringFragment = str.Mid(r1 - offset, fragmentLen); DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, false); @@ -4276,7 +6581,9 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR int fragmentLen = s2 - s1 + 1; if (fragmentLen < 0) + { wxLogDebug(wxT("Mid(%d, %d"), (int)(s1 - offset), (int)fragmentLen); + } wxString stringFragment = str.Mid(s1 - offset, fragmentLen); DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, true); @@ -4307,7 +6614,9 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR int fragmentLen = r2 - s2 + 1; if (fragmentLen < 0) + { wxLogDebug(wxT("Mid(%d, %d"), (int)(s2 - offset), (int)fragmentLen); + } wxString stringFragment = str.Mid(s2 - offset, fragmentLen); DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, false); @@ -4317,7 +6626,7 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR return true; } -bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected) +bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected) { bool hasTabs = (str.Find(wxT('\t')) != wxNOT_FOUND); @@ -4353,7 +6662,7 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, con wxCheckSetBrush(dc, wxBrush(highlightColour)); wxCheckSetPen(dc, wxPen(highlightColour)); dc.SetTextForeground(highlightTextColour); - dc.SetBackgroundMode(wxTRANSPARENT); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); } else { @@ -4361,13 +6670,14 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, con if (attr.HasFlag(wxTEXT_ATTR_BACKGROUND_COLOUR) && attr.GetBackgroundColour().IsOk()) { - dc.SetBackgroundMode(wxSOLID); + dc.SetBackgroundMode(wxBRUSHSTYLE_SOLID); dc.SetTextBackground(attr.GetBackgroundColour()); } else - dc.SetBackgroundMode(wxTRANSPARENT); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); } + wxCoord x_orig = GetParent()->GetPosition().x; while (hasTabs) { // the string has a tab @@ -4379,7 +6689,7 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, con bool not_found = true; for (int i = 0; i < tabCount && not_found; ++i) { - nextTabPos = tabArray.Item(i); + nextTabPos = tabArray.Item(i) + x_orig; // Find the next tab position. // Even if we're at the end of the tab array, we must still draw the chunk. @@ -4435,17 +6745,19 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, con x += w; } - return true; + return true; } /// Lay the item out -bool wxRichTextPlainText::Layout(wxDC& dc, const wxRect& WXUNUSED(rect), int WXUNUSED(style)) +bool wxRichTextPlainText::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& WXUNUSED(rect), const wxRect& WXUNUSED(parentRect), int WXUNUSED(style)) { // Only lay out if we haven't already cached the size if (m_size.x == -1) - GetRangeSize(GetRange(), m_size, m_descent, dc, 0, wxPoint(0, 0)); - + GetRangeSize(GetRange(), m_size, m_descent, dc, context, 0, wxPoint(0, 0)); + m_maxSize = m_size; + // Eventually we want to have a reasonable estimate of minimum size. + m_minSize = wxSize(0, 0); return true; } @@ -4459,7 +6771,7 @@ void wxRichTextPlainText::Copy(const wxRichTextPlainText& obj) /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. -bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int WXUNUSED(flags), wxPoint position) const +bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int WXUNUSED(flags), const wxPoint& position, const wxSize& WXUNUSED(parentSize), wxArrayInt* partialExtents) const { if (!range.IsWithin(GetRange())) return false; @@ -4467,25 +6779,66 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); wxASSERT (para != NULL); - wxTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); + int relativeX = position.x - GetParent()->GetPosition().x; + + wxRichTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); + context.ApplyVirtualAttributes(textAttr, (wxRichTextObject*) this); // Always assume unformatted text, since at this level we have no knowledge // of line breaks - and we don't need it, since we'll calculate size within // formatted text by doing it in chunks according to the line ranges + bool bScript(false); wxFont font(GetBuffer()->GetFontTable().FindFont(textAttr)); - wxCheckSetFont(dc, font); + if (font.IsOk()) + { + if ( textAttr.HasTextEffects() && ( (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT) + || (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT) ) ) + { + wxFont textFont = font; + if (textFont.IsUsingSizeInPixels()) + { + double size = static_cast(textFont.GetPixelSize().y) / wxSCRIPT_MUL_FACTOR; + textFont.SetPixelSize(wxSize(0, static_cast(size))); + } + else + { + double size = static_cast(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR; + textFont.SetPointSize(static_cast(size)); + } + wxCheckSetFont(dc, textFont); + bScript = true; + } + else if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SMALL_CAPITALS)) + { + wxFont textFont = font; + textFont.SetPointSize((int) (textFont.GetPointSize()*0.75)); + wxCheckSetFont(dc, textFont); + bScript = true; + } + else + { + wxCheckSetFont(dc, font); + } + } + bool haveDescent = false; int startPos = range.GetStart() - GetRange().GetStart(); long len = range.GetLength(); wxString str(m_text); + if (context.HasVirtualText(this)) + { + if (!context.GetVirtualText(this, str) || str.Length() != m_text.Length()) + str = m_text; + } + wxString toReplace = wxRichTextLineBreakChar; str.Replace(toReplace, wxT(" ")); wxString stringChunk = str.Mid(startPos, (size_t) len); - if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS)) + if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & (wxTEXT_ATTR_EFFECT_CAPITALS|wxTEXT_ATTR_EFFECT_SMALL_CAPITALS))) stringChunk.MakeUpper(); wxCoord w, h; @@ -4512,13 +6865,40 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz while (stringChunk.Find(wxT('\t')) >= 0) { + int absoluteWidth = 0; + // the string has a tab // break up the string at the Tab wxString stringFragment = stringChunk.BeforeFirst(wxT('\t')); stringChunk = stringChunk.AfterFirst(wxT('\t')); - dc.GetTextExtent(stringFragment, & w, & h); - width += w; - int absoluteWidth = width + position.x; + + if (partialExtents) + { + int oldWidth; + if (partialExtents->GetCount() > 0) + oldWidth = (*partialExtents)[partialExtents->GetCount()-1]; + else + oldWidth = 0; + + // Add these partial extents + wxArrayInt p; + dc.GetPartialTextExtents(stringFragment, p); + size_t j; + for (j = 0; j < p.GetCount(); j++) + partialExtents->Add(oldWidth + p[j]); + + if (partialExtents->GetCount() > 0) + absoluteWidth = (*partialExtents)[(*partialExtents).GetCount()-1] + relativeX; + else + absoluteWidth = relativeX; + } + else + { + dc.GetTextExtent(stringFragment, & w, & h); + width += w; + absoluteWidth = width + relativeX; + haveDescent = true; + } bool notFound = true; for (int i = 0; i < tabCount && notFound; ++i) @@ -4537,14 +6917,59 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz } notFound = false; - width = nextTabPos - position.x; + width = nextTabPos - relativeX; + + if (partialExtents) + partialExtents->Add(width); } } } } - dc.GetTextExtent(stringChunk, & w, & h, & descent); - width += w; - size = wxSize(width, dc.GetCharHeight()); + + if (!stringChunk.IsEmpty()) + { + if (partialExtents) + { + int oldWidth; + if (partialExtents->GetCount() > 0) + oldWidth = (*partialExtents)[partialExtents->GetCount()-1]; + else + oldWidth = 0; + + // Add these partial extents + wxArrayInt p; + dc.GetPartialTextExtents(stringChunk, p); + size_t j; + for (j = 0; j < p.GetCount(); j++) + partialExtents->Add(oldWidth + p[j]); + } + else + { + dc.GetTextExtent(stringChunk, & w, & h, & descent); + width += w; + haveDescent = true; + } + } + + if (partialExtents) + { + int charHeight = dc.GetCharHeight(); + if ((*partialExtents).GetCount() > 0) + w = (*partialExtents)[partialExtents->GetCount()-1]; + else + w = 0; + size = wxSize(w, charHeight); + } + else + { + size = wxSize(width, dc.GetCharHeight()); + } + + if (!haveDescent) + dc.GetTextExtent(wxT("X"), & w, & h, & descent); + + if ( bScript ) + dc.SetFont(font); return true; } @@ -4565,6 +6990,7 @@ wxRichTextObject* wxRichTextPlainText::DoSplit(long pos) wxRichTextPlainText* newObject = new wxRichTextPlainText(secondPart); newObject->SetAttributes(GetAttributes()); + newObject->SetProperties(GetProperties()); newObject->SetRange(wxRichTextRange(pos, GetRange().GetEnd())); GetRange().SetEnd(pos-1); @@ -4613,15 +7039,44 @@ wxString wxRichTextPlainText::GetTextForRange(const wxRichTextRange& range) cons } /// Returns true if this object can merge itself with the given one. -bool wxRichTextPlainText::CanMerge(wxRichTextObject* object) const +bool wxRichTextPlainText::CanMerge(wxRichTextObject* object, wxRichTextDrawingContext& context) const { - return object->GetClassInfo() == CLASSINFO(wxRichTextPlainText) && - (m_text.empty() || wxTextAttrEq(GetAttributes(), object->GetAttributes())); + // JACS 2013-01-27 + if (!context.GetVirtualAttributesEnabled()) + { + return object->GetClassInfo() == wxCLASSINFO(wxRichTextPlainText) && + (m_text.empty() || (wxTextAttrEq(GetAttributes(), object->GetAttributes()) && m_properties == object->GetProperties())); + } + else + { + wxRichTextPlainText* otherObj = wxDynamicCast(object, wxRichTextPlainText); + if (!otherObj || m_text.empty()) + return false; + + if (!wxTextAttrEq(GetAttributes(), object->GetAttributes()) || !(m_properties == object->GetProperties())) + return false; + + // Check if differing virtual attributes makes it impossible to merge + // these strings. + + bool hasVirtualAttr1 = context.HasVirtualAttributes((wxRichTextObject*) this); + bool hasVirtualAttr2 = context.HasVirtualAttributes((wxRichTextObject*) object); + if (!hasVirtualAttr1 && !hasVirtualAttr2) + return true; + else if (hasVirtualAttr1 != hasVirtualAttr2) + return false; + else + { + wxRichTextAttr virtualAttr1 = context.GetVirtualAttributes((wxRichTextObject*) this); + wxRichTextAttr virtualAttr2 = context.GetVirtualAttributes((wxRichTextObject*) object); + return virtualAttr1 == virtualAttr2; + } + } } /// Returns true if this object merged itself with the given one. /// The calling code will then delete the given object. -bool wxRichTextPlainText::Merge(wxRichTextObject* object) +bool wxRichTextPlainText::Merge(wxRichTextObject* object, wxRichTextDrawingContext& WXUNUSED(context)) { wxRichTextPlainText* textObject = wxDynamicCast(object, wxRichTextPlainText); wxASSERT( textObject != NULL ); @@ -4629,36 +7084,245 @@ bool wxRichTextPlainText::Merge(wxRichTextObject* object) if (textObject) { m_text += textObject->GetText(); + wxRichTextApplyStyle(m_attributes, textObject->GetAttributes()); return true; } else return false; } -/// Dump to output stream for debugging -void wxRichTextPlainText::Dump(wxTextOutputStream& stream) +bool wxRichTextPlainText::CanSplit(wxRichTextDrawingContext& context) const { - wxRichTextObject::Dump(stream); - stream << m_text << wxT("\n"); + // If this object has any virtual attributes at all, whether for the whole object + // or individual ones, we should try splitting it by calling Split. + // Must be more than one character in order to be able to split. + return m_text.Length() > 1 && context.HasVirtualAttributes((wxRichTextObject*) this); } -/// Get the first position from pos that has a line break character. -long wxRichTextPlainText::GetFirstLineBreakPosition(long pos) +wxRichTextObject* wxRichTextPlainText::Split(wxRichTextDrawingContext& context) { - int i; - int len = m_text.length(); - int startPos = pos - m_range.GetStart(); - for (i = startPos; i < len; i++) + int count = context.GetVirtualSubobjectAttributesCount(this); + if (count > 0 && GetParent()) { - wxChar ch = m_text[i]; - if (ch == wxRichTextLineBreakChar) + wxRichTextCompositeObject* parent = wxDynamicCast(GetParent(), wxRichTextCompositeObject); + wxRichTextObjectList::compatibility_iterator node = parent->GetChildren().Find(this); + if (node) { - return i + m_range.GetStart(); - } - } - return -1; -} - + const wxRichTextAttr emptyAttr; + wxRichTextObjectList::compatibility_iterator next = node->GetNext(); + + wxArrayInt positions; + wxRichTextAttrArray attributes; + if (context.GetVirtualSubobjectAttributes(this, positions, attributes) && positions.GetCount() > 0) + { + wxASSERT(positions.GetCount() == attributes.GetCount()); + + // We will gather up runs of text with the same virtual attributes + + int len = m_text.Length(); + int i = 0; + + // runStart and runEnd represent the accumulated run with a consistent attribute + // that hasn't yet been appended + int runStart = -1; + int runEnd = -1; + wxRichTextAttr currentAttr; + wxString text = m_text; + wxRichTextPlainText* lastPlainText = this; + + for (i = 0; i < (int) positions.GetCount(); i++) + { + int pos = positions[i]; + wxASSERT(pos >= 0 && pos < len); + if (pos >= 0 && pos < len) + { + const wxRichTextAttr& attr = attributes[i]; + + if (pos == 0) + { + runStart = 0; + currentAttr = attr; + } + // Check if there was a gap from the last known attribute and this. + // In that case, we need to do something with the span of non-attributed text. + else if ((pos-1) > runEnd) + { + if (runEnd == -1) + { + // We hadn't processed anything previously, so the previous run is from the text start + // to just before this position. The current attribute remains empty. + runStart = 0; + runEnd = pos-1; + } + else + { + // If the previous attribute matches the gap's attribute (i.e., no attributes) + // then just extend the run. + if (currentAttr.IsDefault()) + { + runEnd = pos-1; + } + else + { + // We need to add an object, or reuse the existing one. + if (runStart == 0) + { + lastPlainText = this; + SetText(text.Mid(runStart, runEnd - runStart + 1)); + } + else + { + wxRichTextPlainText* obj = new wxRichTextPlainText; + lastPlainText = obj; + obj->SetAttributes(GetAttributes()); + obj->SetProperties(GetProperties()); + obj->SetParent(parent); + + obj->SetText(text.Mid(runStart, runEnd - runStart + 1)); + if (next) + parent->GetChildren().Insert(next, obj); + else + parent->GetChildren().Append(obj); + } + + runStart = runEnd+1; + runEnd = pos-1; + + currentAttr = emptyAttr; + } + } + } + + wxASSERT(runEnd == pos-1); + + // Now we only have to deal with the previous run + if (currentAttr == attr) + { + // If we still have the same attributes, then we + // simply increase the run size. + runEnd = pos; + } + else + { + if (runEnd >= 0) + { + // We need to add an object, or reuse the existing one. + if (runStart == 0) + { + lastPlainText = this; + SetText(text.Mid(runStart, runEnd - runStart + 1)); + } + else + { + wxRichTextPlainText* obj = new wxRichTextPlainText; + lastPlainText = obj; + obj->SetAttributes(GetAttributes()); + obj->SetProperties(GetProperties()); + obj->SetParent(parent); + + obj->SetText(text.Mid(runStart, runEnd - runStart + 1)); + if (next) + parent->GetChildren().Insert(next, obj); + else + parent->GetChildren().Append(obj); + } + } + + runStart = pos; + runEnd = pos; + + currentAttr = attr; + } + } + } + + // We may still have a run to add, and possibly a no-attribute text fragment after that. + // If the whole string was already a single attribute (the run covers the whole string), don't split. + if ((runStart != -1) && !(runStart == 0 && runEnd == (len-1))) + { + // If the current attribute is empty, merge the run with the next fragment + // which by definition (because it's not specified) has empty attributes. + if (currentAttr.IsDefault()) + runEnd = (len-1); + + if (runEnd < (len-1)) + { + // We need to add an object, or reuse the existing one. + if (runStart == 0) + { + lastPlainText = this; + SetText(text.Mid(runStart, runEnd - runStart + 1)); + } + else + { + wxRichTextPlainText* obj = new wxRichTextPlainText; + lastPlainText = obj; + obj->SetAttributes(GetAttributes()); + obj->SetProperties(GetProperties()); + obj->SetParent(parent); + + obj->SetText(text.Mid(runStart, runEnd - runStart + 1)); + if (next) + parent->GetChildren().Insert(next, obj); + else + parent->GetChildren().Append(obj); + } + + runStart = runEnd+1; + runEnd = (len-1); + } + + // Now the last, non-attributed fragment at the end, if any + if ((runStart < len) && !(runStart == 0 && runEnd == (len-1))) + { + wxASSERT(runStart != 0); + + wxRichTextPlainText* obj = new wxRichTextPlainText; + obj->SetAttributes(GetAttributes()); + obj->SetProperties(GetProperties()); + obj->SetParent(parent); + + obj->SetText(text.Mid(runStart, runEnd - runStart + 1)); + if (next) + parent->GetChildren().Insert(next, obj); + else + parent->GetChildren().Append(obj); + + lastPlainText = obj; + } + } + + return lastPlainText; + } + } + } + return this; +} + +/// Dump to output stream for debugging +void wxRichTextPlainText::Dump(wxTextOutputStream& stream) +{ + wxRichTextObject::Dump(stream); + stream << m_text << wxT("\n"); +} + +/// Get the first position from pos that has a line break character. +long wxRichTextPlainText::GetFirstLineBreakPosition(long pos) +{ + int i; + int len = m_text.length(); + int startPos = pos - m_range.GetStart(); + for (i = startPos; i < len; i++) + { + wxChar ch = m_text[i]; + if (ch == wxRichTextLineBreakChar) + { + return i + m_range.GetStart(); + } + } + return -1; +} + /*! * wxRichTextBuffer * This is a kind of box, used to represent the whole buffer @@ -4666,10 +7330,13 @@ long wxRichTextPlainText::GetFirstLineBreakPosition(long pos) IMPLEMENT_DYNAMIC_CLASS(wxRichTextBuffer, wxRichTextParagraphLayoutBox) -wxList wxRichTextBuffer::sm_handlers; -wxRichTextRenderer* wxRichTextBuffer::sm_renderer = NULL; -int wxRichTextBuffer::sm_bulletRightMargin = 20; -float wxRichTextBuffer::sm_bulletProportion = (float) 0.3; +wxList wxRichTextBuffer::sm_handlers; +wxList wxRichTextBuffer::sm_drawingHandlers; +wxRichTextFieldTypeHashMap wxRichTextBuffer::sm_fieldTypes; +wxRichTextRenderer* wxRichTextBuffer::sm_renderer = NULL; +int wxRichTextBuffer::sm_bulletRightMargin = 20; +float wxRichTextBuffer::sm_bulletProportion = (float) 0.3; +bool wxRichTextBuffer::sm_floatingLayoutMode = true; /// Initialisation void wxRichTextBuffer::Init() @@ -4682,6 +7349,9 @@ void wxRichTextBuffer::Init() m_suppressUndo = 0; m_handlerFlags = 0; m_scale = 1.0; + m_dimensionScale = 1.0; + m_fontScale = 1.0; + SetMargins(4); } /// Initialisation @@ -4710,9 +7380,14 @@ void wxRichTextBuffer::Copy(const wxRichTextBuffer& obj) m_styleSheet = obj.m_styleSheet; m_modified = obj.m_modified; - m_batchedCommandDepth = obj.m_batchedCommandDepth; - m_batchedCommand = obj.m_batchedCommand; + m_batchedCommandDepth = 0; + if (m_batchedCommand) + delete m_batchedCommand; + m_batchedCommand = NULL; m_suppressUndo = obj.m_suppressUndo; + m_invalidRange = obj.m_invalidRange; + m_dimensionScale = obj.m_dimensionScale; + m_fontScale = obj.m_fontScale; } /// Push style sheet to top of stack @@ -4744,40 +7419,26 @@ wxRichTextStyleSheet* wxRichTextBuffer::PopStyleSheet() /// Submit command to insert paragraphs bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false); - - wxTextAttr attr(GetDefaultStyle()); + return ctrl->GetFocusObject()->InsertParagraphsWithUndo(this, pos, paragraphs, ctrl, flags); +} - wxTextAttr* p = NULL; - wxTextAttr paraAttr; - if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) - { - paraAttr = GetStyleForNewParagraph(pos); - if (!paraAttr.IsDefault()) - p = & paraAttr; - } - else - p = & attr; +/// Submit command to insert paragraphs +bool wxRichTextParagraphLayoutBox::InsertParagraphsWithUndo(wxRichTextBuffer* buffer, long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int WXUNUSED(flags)) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); action->GetNewParagraphs() = paragraphs; - if (p) - { - wxRichTextObjectList::compatibility_iterator node = m_children.GetLast(); - while (node) - { - wxRichTextParagraph* obj = (wxRichTextParagraph*) node->GetData(); - obj->SetAttributes(*p); - node = node->GetPrevious(); - } - } - action->SetPosition(pos); + wxRichTextRange range = wxRichTextRange(pos, pos + paragraphs.GetOwnRange().GetEnd() - 1); + if (!paragraphs.GetPartialParagraph()) + range.SetEnd(range.GetEnd()+1); + // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1)); + action->SetRange(range); - SubmitAction(action); + buffer->SubmitAction(action); return true; } @@ -4785,29 +7446,35 @@ bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagr /// Submit command to insert the given text bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl, int flags) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false); + return ctrl->GetFocusObject()->InsertTextWithUndo(this, pos, text, ctrl, flags); +} + +/// Submit command to insert the given text +bool wxRichTextParagraphLayoutBox::InsertTextWithUndo(wxRichTextBuffer* buffer, long pos, const wxString& text, wxRichTextCtrl* ctrl, int flags) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); - wxTextAttr* p = NULL; - wxTextAttr paraAttr; + wxRichTextAttr* p = NULL; + wxRichTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { // Get appropriate paragraph style - paraAttr = GetStyleForNewParagraph(pos, false, false); + paraAttr = GetStyleForNewParagraph(buffer, pos, false, false); if (!paraAttr.IsDefault()) p = & paraAttr; } action->GetNewParagraphs().AddParagraphs(text, p); - int length = action->GetNewParagraphs().GetRange().GetLength(); + int length = action->GetNewParagraphs().GetOwnRange().GetLength(); - if (text.length() > 0 && text.Last() != wxT('\n')) + if (!text.empty() && text.Last() != wxT('\n')) { // Don't count the newline when undoing length --; action->GetNewParagraphs().SetPartialParagraph(true); } - else if (text.length() > 0 && text.Last() == wxT('\n')) + else if (!text.empty() && text.Last() == wxT('\n')) length --; action->SetPosition(pos); @@ -4815,7 +7482,7 @@ bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRich // Set the range we'll need to delete in Undo action->SetRange(wxRichTextRange(pos, pos + length - 1)); - SubmitAction(action); + buffer->SubmitAction(action); return true; } @@ -4823,51 +7490,111 @@ bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRich /// Submit command to insert the given text bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int flags) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false); + return ctrl->GetFocusObject()->InsertNewlineWithUndo(this, pos, ctrl, flags); +} + +/// Submit command to insert the given text +bool wxRichTextParagraphLayoutBox::InsertNewlineWithUndo(wxRichTextBuffer* buffer, long pos, wxRichTextCtrl* ctrl, int flags) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); - wxTextAttr* p = NULL; - wxTextAttr paraAttr; + wxRichTextAttr* p = NULL; + wxRichTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { - paraAttr = GetStyleForNewParagraph(pos, false, true /* look for next paragraph style */); + paraAttr = GetStyleForNewParagraph(buffer, pos, false, true /* look for next paragraph style */); if (!paraAttr.IsDefault()) p = & paraAttr; } - wxTextAttr attr(GetDefaultStyle()); + wxRichTextAttr attr(buffer->GetDefaultStyle()); + // Don't include box attributes such as margins + attr.GetTextBoxAttr().Reset(); wxRichTextParagraph* newPara = new wxRichTextParagraph(wxEmptyString, this, & attr); action->GetNewParagraphs().AppendChild(newPara); action->GetNewParagraphs().UpdateRanges(); action->GetNewParagraphs().SetPartialParagraph(false); - action->SetPosition(pos); + wxRichTextParagraph* para = GetParagraphAtPosition(pos, false); + long pos1 = pos; if (p) newPara->SetAttributes(*p); + if (flags & wxRICHTEXT_INSERT_INTERACTIVE) + { + if (para && para->GetRange().GetEnd() == pos) + pos1 ++; + + // Now see if we need to number the paragraph. + if (newPara->GetAttributes().HasBulletNumber()) + { + wxRichTextAttr numberingAttr; + if (FindNextParagraphNumber(para, numberingAttr)) + wxRichTextApplyStyle(newPara->GetAttributes(), (const wxRichTextAttr&) numberingAttr); + } + } + + action->SetPosition(pos); + + // Use the default character style + if (!buffer->GetDefaultStyle().IsDefault() && newPara->GetChildren().GetFirst()) + { + // Check whether the default style merely reflects the paragraph/basic style, + // in which case don't apply it. + wxRichTextAttr defaultStyle(buffer->GetDefaultStyle()); + defaultStyle.GetTextBoxAttr().Reset(); + wxRichTextAttr toApply; + if (para) + { + wxRichTextAttr combinedAttr = para->GetCombinedAttributes(true /* include box attributes */); + wxRichTextAttr newAttr; + // This filters out attributes that are accounted for by the current + // paragraph/basic style + wxRichTextApplyStyle(toApply, defaultStyle, & combinedAttr); + } + else + toApply = defaultStyle; + + if (!toApply.IsDefault()) + newPara->GetChildren().GetFirst()->GetData()->SetAttributes(toApply); + } + // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(pos, pos)); + action->SetRange(wxRichTextRange(pos1, pos1)); - SubmitAction(action); + buffer->SubmitAction(action); return true; } /// Submit command to insert the given image -bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags) +bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags, + const wxRichTextAttr& textAttr) +{ + return ctrl->GetFocusObject()->InsertImageWithUndo(this, pos, imageBlock, ctrl, flags, textAttr); +} + +/// Submit command to insert the given image +bool wxRichTextParagraphLayoutBox::InsertImageWithUndo(wxRichTextBuffer* buffer, long pos, const wxRichTextImageBlock& imageBlock, + wxRichTextCtrl* ctrl, int flags, + const wxRichTextAttr& textAttr) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, ctrl, false); + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); - wxTextAttr* p = NULL; - wxTextAttr paraAttr; + wxRichTextAttr* p = NULL; + wxRichTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { - paraAttr = GetStyleForNewParagraph(pos); + paraAttr = GetStyleForNewParagraph(buffer, pos); if (!paraAttr.IsDefault()) p = & paraAttr; } - wxTextAttr attr(GetDefaultStyle()); + wxRichTextAttr attr(buffer->GetDefaultStyle()); + + // Don't include box attributes such as margins + attr.GetTextBoxAttr().Reset(); wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr); if (p) @@ -4875,6 +7602,7 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& wxRichTextImage* imageObject = new wxRichTextImage(imageBlock, newPara); newPara->AppendChild(imageObject); + imageObject->SetAttributes(textAttr); action->GetNewParagraphs().AppendChild(newPara); action->GetNewParagraphs().UpdateRanges(); @@ -4885,36 +7613,126 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& // Set the range we'll need to delete in Undo action->SetRange(wxRichTextRange(pos, pos)); - SubmitAction(action); + buffer->SubmitAction(action); return true; } +// Insert an object with no change of it +wxRichTextObject* wxRichTextBuffer::InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags) +{ + return ctrl->GetFocusObject()->InsertObjectWithUndo(this, pos, object, ctrl, flags); +} + +// Insert an object with no change of it +wxRichTextObject* wxRichTextParagraphLayoutBox::InsertObjectWithUndo(wxRichTextBuffer* buffer, long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Object"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); + + wxRichTextAttr* p = NULL; + wxRichTextAttr paraAttr; + if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) + { + paraAttr = GetStyleForNewParagraph(buffer, pos); + if (!paraAttr.IsDefault()) + p = & paraAttr; + } + + wxRichTextAttr attr(buffer->GetDefaultStyle()); + + // Don't include box attributes such as margins + attr.GetTextBoxAttr().Reset(); + + wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr); + if (p) + newPara->SetAttributes(*p); + + newPara->AppendChild(object); + action->GetNewParagraphs().AppendChild(newPara); + action->GetNewParagraphs().UpdateRanges(); + + action->GetNewParagraphs().SetPartialParagraph(true); + + action->SetPosition(pos); + + // Set the range we'll need to delete in Undo + action->SetRange(wxRichTextRange(pos, pos)); + + buffer->SubmitAction(action); + + wxRichTextObject* obj = GetLeafObjectAtPosition(pos); + return obj; +} + +wxRichTextField* wxRichTextParagraphLayoutBox::InsertFieldWithUndo(wxRichTextBuffer* buffer, long pos, const wxString& fieldType, + const wxRichTextProperties& properties, + wxRichTextCtrl* ctrl, int flags, + const wxRichTextAttr& textAttr) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Field"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); + + wxRichTextAttr* p = NULL; + wxRichTextAttr paraAttr; + if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) + { + paraAttr = GetStyleForNewParagraph(buffer, pos); + if (!paraAttr.IsDefault()) + p = & paraAttr; + } + + wxRichTextAttr attr(buffer->GetDefaultStyle()); + + // Don't include box attributes such as margins + attr.GetTextBoxAttr().Reset(); + + wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr); + if (p) + newPara->SetAttributes(*p); + + wxRichTextField* fieldObject = new wxRichTextField(); + fieldObject->wxRichTextObject::SetProperties(properties); + fieldObject->SetFieldType(fieldType); + fieldObject->SetAttributes(textAttr); + newPara->AppendChild(fieldObject); + action->GetNewParagraphs().AppendChild(newPara); + action->GetNewParagraphs().UpdateRanges(); + action->GetNewParagraphs().SetPartialParagraph(true); + action->SetPosition(pos); + + // Set the range we'll need to delete in Undo + action->SetRange(wxRichTextRange(pos, pos)); + + buffer->SubmitAction(action); + + wxRichTextField* obj = wxDynamicCast(GetLeafObjectAtPosition(pos), wxRichTextField); + return obj; +} + /// Get the style that is appropriate for a new paragraph at this position. /// If the previous paragraph has a paragraph style name, look up the next-paragraph /// style. -wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPosition, bool lookUpNewParaStyle) const +wxRichTextAttr wxRichTextParagraphLayoutBox::GetStyleForNewParagraph(wxRichTextBuffer* buffer, long pos, bool caretPosition, bool lookUpNewParaStyle) const { wxRichTextParagraph* para = GetParagraphAtPosition(pos, caretPosition); if (para) { - wxTextAttr attr; + wxRichTextAttr attr; bool foundAttributes = false; // Look for a matching paragraph style - if (lookUpNewParaStyle && !para->GetAttributes().GetParagraphStyleName().IsEmpty() && GetStyleSheet()) + if (lookUpNewParaStyle && !para->GetAttributes().GetParagraphStyleName().IsEmpty() && buffer->GetStyleSheet()) { - wxRichTextParagraphStyleDefinition* paraDef = GetStyleSheet()->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName()); + wxRichTextParagraphStyleDefinition* paraDef = buffer->GetStyleSheet()->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName()); if (paraDef) { // If we're not at the end of the paragraph, then we apply THIS style, and not the designated next style. if (para->GetRange().GetEnd() == pos && !paraDef->GetNextStyle().IsEmpty()) { - wxRichTextParagraphStyleDefinition* nextParaDef = GetStyleSheet()->FindParagraphStyle(paraDef->GetNextStyle()); + wxRichTextParagraphStyleDefinition* nextParaDef = buffer->GetStyleSheet()->FindParagraphStyle(paraDef->GetNextStyle()); if (nextParaDef) { foundAttributes = true; - attr = nextParaDef->GetStyleMergedWithBase(GetStyleSheet()); + attr = nextParaDef->GetStyleMergedWithBase(buffer->GetStyleSheet()); } } @@ -4922,10 +7740,29 @@ wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPositio if (!foundAttributes) { foundAttributes = true; - attr = paraDef->GetStyleMergedWithBase(GetStyleSheet()); + attr = paraDef->GetStyleMergedWithBase(buffer->GetStyleSheet()); } } } + + // Also apply list style if present + if (lookUpNewParaStyle && !para->GetAttributes().GetListStyleName().IsEmpty() && buffer->GetStyleSheet()) + { + wxRichTextListStyleDefinition* listDef = buffer->GetStyleSheet()->FindListStyle(para->GetAttributes().GetListStyleName()); + if (listDef) + { + int thisIndent = para->GetAttributes().GetLeftIndent(); + int thisLevel = para->GetAttributes().HasOutlineLevel() ? para->GetAttributes().GetOutlineLevel() : listDef->FindLevelForIndent(thisIndent); + + // Apply the overall list style, and item style for this level + wxRichTextAttr listStyle(listDef->GetCombinedStyleForLevel(thisLevel, buffer->GetStyleSheet())); + wxRichTextApplyStyle(attr, listStyle); + attr.SetOutlineLevel(thisLevel); + if (para->GetAttributes().HasBulletNumber()) + attr.SetBulletNumber(para->GetAttributes().GetBulletNumber()); + } + } + if (!foundAttributes) { attr = para->GetAttributes(); @@ -4938,24 +7775,22 @@ wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPositio attr.SetFlags(flags); } - // Now see if we need to number the paragraph. - if (attr.HasBulletStyle()) - { - wxTextAttr numberingAttr; - if (FindNextParagraphNumber(para, numberingAttr)) - wxRichTextApplyStyle(attr, (const wxTextAttr&) numberingAttr); - } - return attr; } else - return wxTextAttr(); + return wxRichTextAttr(); } /// Submit command to delete this range bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, wxRichTextCtrl* ctrl) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Delete"), wxRICHTEXT_DELETE, this, ctrl); + return ctrl->GetFocusObject()->DeleteRangeWithUndo(range, ctrl, this); +} + +/// Submit command to delete this range +bool wxRichTextParagraphLayoutBox::DeleteRangeWithUndo(const wxRichTextRange& range, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Delete"), wxRICHTEXT_DELETE, buffer, this, ctrl); action->SetPosition(ctrl->GetCaretPosition()); @@ -4965,27 +7800,23 @@ bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, wxRichT // Copy the fragment that we'll need to restore in Undo CopyFragment(range, action->GetOldParagraphs()); - // Special case: if there is only one (non-partial) paragraph, - // we must save the *next* paragraph's style, because that - // is the style we must apply when inserting the content back - // when undoing the delete. (This is because we're merging the - // paragraph with the previous paragraph and throwing away - // the style, and we need to restore it.) - if (!action->GetOldParagraphs().GetPartialParagraph() && action->GetOldParagraphs().GetChildCount() == 1) + // See if we're deleting a paragraph marker, in which case we need to + // make a note not to copy the attributes from the 2nd paragraph to the 1st. + if (range.GetStart() == range.GetEnd()) { - wxRichTextParagraph* lastPara = GetParagraphAtPosition(range.GetStart()); - if (lastPara) + wxRichTextParagraph* para = GetParagraphAtPosition(range.GetStart()); + if (para && para->GetRange().GetEnd() == range.GetEnd()) { - wxRichTextParagraph* nextPara = GetParagraphAtPosition(range.GetEnd()+1); - if (nextPara) + wxRichTextParagraph* nextPara = GetParagraphAtPosition(range.GetStart()+1); + if (nextPara && nextPara != para) { - wxRichTextParagraph* para = (wxRichTextParagraph*) action->GetOldParagraphs().GetChild(0); - para->SetAttributes(nextPara->GetAttributes()); + action->GetOldParagraphs().GetChildren().GetFirst()->GetData()->SetAttributes(nextPara->GetAttributes()); + action->GetOldParagraphs().GetAttributes().SetFlags(action->GetOldParagraphs().GetAttributes().GetFlags() | wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE); } } } - SubmitAction(action); + buffer->SubmitAction(action); return true; } @@ -4998,7 +7829,7 @@ bool wxRichTextBuffer::BeginBatchUndo(const wxString& cmdName) wxASSERT(m_batchedCommand == NULL); if (m_batchedCommand) { - GetCommandProcessor()->Submit(m_batchedCommand); + GetCommandProcessor()->Store(m_batchedCommand); } m_batchedCommand = new wxRichTextCommand(cmdName); } @@ -5018,7 +7849,7 @@ bool wxRichTextBuffer::EndBatchUndo() if (m_batchedCommandDepth == 0) { - GetCommandProcessor()->Submit(m_batchedCommand); + GetCommandProcessor()->Store(m_batchedCommand); m_batchedCommand = NULL; } @@ -5028,8 +7859,19 @@ bool wxRichTextBuffer::EndBatchUndo() /// Submit immediately, or delay according to whether collapsing is on bool wxRichTextBuffer::SubmitAction(wxRichTextAction* action) { + if (action && !action->GetNewParagraphs().IsEmpty()) + PrepareContent(action->GetNewParagraphs()); + if (BatchingUndo() && m_batchedCommand && !SuppressingUndo()) + { + wxRichTextCommand* cmd = new wxRichTextCommand(action->GetName()); + cmd->AddAction(action); + cmd->Do(); + cmd->GetActions().Clear(); + delete cmd; + m_batchedCommand->AddAction(action); + } else { wxRichTextCommand* cmd = new wxRichTextCommand(action->GetName()); @@ -5059,20 +7901,19 @@ bool wxRichTextBuffer::EndSuppressUndo() } /// Begin using a style -bool wxRichTextBuffer::BeginStyle(const wxTextAttr& style) +bool wxRichTextBuffer::BeginStyle(const wxRichTextAttr& style) { - wxTextAttr newStyle(GetDefaultStyle()); + wxRichTextAttr newStyle(GetDefaultStyle()); + newStyle.GetTextBoxAttr().Reset(); // Save the old default style - m_attributeStack.Append((wxObject*) new wxTextAttr(GetDefaultStyle())); + m_attributeStack.Append((wxObject*) new wxRichTextAttr(newStyle)); wxRichTextApplyStyle(newStyle, style); newStyle.SetFlags(style.GetFlags()|newStyle.GetFlags()); SetDefaultStyle(newStyle); - // wxLogDebug("Default style size = %d", GetDefaultStyle().GetFont().GetPointSize()); - return true; } @@ -5086,7 +7927,7 @@ bool wxRichTextBuffer::EndStyle() } wxList::compatibility_iterator node = m_attributeStack.GetLast(); - wxTextAttr* attr = (wxTextAttr*)node->GetData(); + wxRichTextAttr* attr = (wxRichTextAttr*)node->GetData(); m_attributeStack.Erase(node); SetDefaultStyle(*attr); @@ -5107,15 +7948,15 @@ bool wxRichTextBuffer::EndAllStyles() void wxRichTextBuffer::ClearStyleStack() { for (wxList::compatibility_iterator node = m_attributeStack.GetFirst(); node; node = node->GetNext()) - delete (wxTextAttr*) node->GetData(); + delete (wxRichTextAttr*) node->GetData(); m_attributeStack.Clear(); } /// Begin using bold bool wxRichTextBuffer::BeginBold() { - wxTextAttr attr; - attr.SetFontWeight(wxBOLD); + wxRichTextAttr attr; + attr.SetFontWeight(wxFONTWEIGHT_BOLD); return BeginStyle(attr); } @@ -5123,8 +7964,8 @@ bool wxRichTextBuffer::BeginBold() /// Begin using italic bool wxRichTextBuffer::BeginItalic() { - wxTextAttr attr; - attr.SetFontStyle(wxITALIC); + wxRichTextAttr attr; + attr.SetFontStyle(wxFONTSTYLE_ITALIC); return BeginStyle(attr); } @@ -5132,7 +7973,7 @@ bool wxRichTextBuffer::BeginItalic() /// Begin using underline bool wxRichTextBuffer::BeginUnderline() { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFontUnderlined(true); return BeginStyle(attr); @@ -5141,7 +7982,7 @@ bool wxRichTextBuffer::BeginUnderline() /// Begin using point size bool wxRichTextBuffer::BeginFontSize(int pointSize) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFontSize(pointSize); return BeginStyle(attr); @@ -5150,7 +7991,7 @@ bool wxRichTextBuffer::BeginFontSize(int pointSize) /// Begin using this font bool wxRichTextBuffer::BeginFont(const wxFont& font) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFont(font); return BeginStyle(attr); @@ -5159,7 +8000,7 @@ bool wxRichTextBuffer::BeginFont(const wxFont& font) /// Begin using this colour bool wxRichTextBuffer::BeginTextColour(const wxColour& colour) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_TEXT_COLOUR); attr.SetTextColour(colour); @@ -5169,7 +8010,7 @@ bool wxRichTextBuffer::BeginTextColour(const wxColour& colour) /// Begin using alignment bool wxRichTextBuffer::BeginAlignment(wxTextAttrAlignment alignment) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_ALIGNMENT); attr.SetAlignment(alignment); @@ -5179,7 +8020,7 @@ bool wxRichTextBuffer::BeginAlignment(wxTextAttrAlignment alignment) /// Begin left indent bool wxRichTextBuffer::BeginLeftIndent(int leftIndent, int leftSubIndent) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT); attr.SetLeftIndent(leftIndent, leftSubIndent); @@ -5189,7 +8030,7 @@ bool wxRichTextBuffer::BeginLeftIndent(int leftIndent, int leftSubIndent) /// Begin right indent bool wxRichTextBuffer::BeginRightIndent(int rightIndent) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_RIGHT_INDENT); attr.SetRightIndent(rightIndent); @@ -5205,7 +8046,7 @@ bool wxRichTextBuffer::BeginParagraphSpacing(int before, int after) if (after != 0) flags |= wxTEXT_ATTR_PARA_SPACING_AFTER; - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(flags); attr.SetParagraphSpacingBefore(before); attr.SetParagraphSpacingAfter(after); @@ -5216,7 +8057,7 @@ bool wxRichTextBuffer::BeginParagraphSpacing(int before, int after) /// Begin line spacing bool wxRichTextBuffer::BeginLineSpacing(int lineSpacing) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_LINE_SPACING); attr.SetLineSpacing(lineSpacing); @@ -5226,7 +8067,7 @@ bool wxRichTextBuffer::BeginLineSpacing(int lineSpacing) /// Begin numbered bullet bool wxRichTextBuffer::BeginNumberedBullet(int bulletNumber, int leftIndent, int leftSubIndent, int bulletStyle) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT); attr.SetBulletStyle(bulletStyle); attr.SetBulletNumber(bulletNumber); @@ -5238,7 +8079,7 @@ bool wxRichTextBuffer::BeginNumberedBullet(int bulletNumber, int leftIndent, int /// Begin symbol bullet bool wxRichTextBuffer::BeginSymbolBullet(const wxString& symbol, int leftIndent, int leftSubIndent, int bulletStyle) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT); attr.SetBulletStyle(bulletStyle); attr.SetLeftIndent(leftIndent, leftSubIndent); @@ -5250,7 +8091,7 @@ bool wxRichTextBuffer::BeginSymbolBullet(const wxString& symbol, int leftIndent, /// Begin standard bullet bool wxRichTextBuffer::BeginStandardBullet(const wxString& bulletName, int leftIndent, int leftSubIndent, int bulletStyle) { - wxTextAttr attr; + wxRichTextAttr attr; attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT); attr.SetBulletStyle(bulletStyle); attr.SetLeftIndent(leftIndent, leftSubIndent); @@ -5267,7 +8108,7 @@ bool wxRichTextBuffer::BeginCharacterStyle(const wxString& characterStyle) wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterStyle); if (def) { - wxTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet()); + wxRichTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet()); return BeginStyle(attr); } } @@ -5282,7 +8123,7 @@ bool wxRichTextBuffer::BeginParagraphStyle(const wxString& paragraphStyle) wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(paragraphStyle); if (def) { - wxTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet()); + wxRichTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet()); return BeginStyle(attr); } } @@ -5297,7 +8138,7 @@ bool wxRichTextBuffer::BeginListStyle(const wxString& listStyle, int level, int wxRichTextListStyleDefinition* def = GetStyleSheet()->FindListStyle(listStyle); if (def) { - wxTextAttr attr(def->GetCombinedStyleForLevel(level)); + wxRichTextAttr attr(def->GetCombinedStyleForLevel(level)); attr.SetBulletNumber(number); @@ -5310,7 +8151,7 @@ bool wxRichTextBuffer::BeginListStyle(const wxString& listStyle, int level, int /// Begin URL bool wxRichTextBuffer::BeginURL(const wxString& url, const wxString& characterStyle) { - wxTextAttr attr; + wxRichTextAttr attr; if (!characterStyle.IsEmpty() && GetStyleSheet()) { @@ -5352,14 +8193,15 @@ bool wxRichTextBuffer::RemoveHandler(const wxString& name) } /// Finds a handler by filename or, if supplied, type -wxRichTextFileHandler *wxRichTextBuffer::FindHandlerFilenameOrType(const wxString& filename, int imageType) +wxRichTextFileHandler *wxRichTextBuffer::FindHandlerFilenameOrType(const wxString& filename, + wxRichTextFileType imageType) { if (imageType != wxRICHTEXT_TYPE_ANY) return FindHandler(imageType); else if (!filename.IsEmpty()) { wxString path, file, ext; - wxSplitPath(filename, & path, & file, & ext); + wxFileName::SplitPath(filename, & path, & file, & ext); return FindHandler(ext, imageType); } else @@ -5382,7 +8224,7 @@ wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& name) } /// Finds a handler by extension and type -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, int type) +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, wxRichTextFileType type) { wxList::compatibility_iterator node = sm_handlers.GetFirst(); while (node) @@ -5397,7 +8239,7 @@ wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, } /// Finds a handler by type -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(int type) +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(wxRichTextFileType type) { wxList::compatibility_iterator node = sm_handlers.GetFirst(); while (node) @@ -5441,7 +8283,7 @@ wxString wxRichTextBuffer::GetExtWildcard(bool combine, bool save, wxArrayInt* t while (node) { wxRichTextFileHandler* handler = (wxRichTextFileHandler*) node->GetData(); - if (handler->IsVisible() && ((save && handler->CanSave()) || !save && handler->CanLoad())) + if (handler->IsVisible() && ((save && handler->CanSave()) || (!save && handler->CanLoad()))) { if (combine) { @@ -5474,13 +8316,14 @@ wxString wxRichTextBuffer::GetExtWildcard(bool combine, bool save, wxArrayInt* t return wildcard; } +#if wxUSE_FFILE && wxUSE_STREAMS /// Load a file -bool wxRichTextBuffer::LoadFile(const wxString& filename, int type) +bool wxRichTextBuffer::LoadFile(const wxString& filename, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); if (handler) { - SetDefaultStyle(wxTextAttr()); + SetDefaultStyle(wxRichTextAttr()); handler->SetFlags(GetHandlerFlags()); bool success = handler->LoadFile(this, filename); Invalidate(wxRICHTEXT_ALL); @@ -5491,7 +8334,7 @@ bool wxRichTextBuffer::LoadFile(const wxString& filename, int type) } /// Save a file -bool wxRichTextBuffer::SaveFile(const wxString& filename, int type) +bool wxRichTextBuffer::SaveFile(const wxString& filename, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); if (handler) @@ -5502,14 +8345,16 @@ bool wxRichTextBuffer::SaveFile(const wxString& filename, int type) else return false; } +#endif // wxUSE_FFILE && wxUSE_STREAMS +#if wxUSE_STREAMS /// Load from a stream -bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type) +bool wxRichTextBuffer::LoadFile(wxInputStream& stream, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandler(type); if (handler) { - SetDefaultStyle(wxTextAttr()); + SetDefaultStyle(wxRichTextAttr()); handler->SetFlags(GetHandlerFlags()); bool success = handler->LoadFile(this, stream); Invalidate(wxRICHTEXT_ALL); @@ -5520,7 +8365,7 @@ bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type) } /// Save to a stream -bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, int type) +bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandler(type); if (handler) @@ -5531,11 +8376,16 @@ bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, int type) else return false; } +#endif // wxUSE_STREAMS /// Copy the range to the clipboard bool wxRichTextBuffer::CopyToClipboard(const wxRichTextRange& range) { bool success = false; + wxRichTextParagraphLayoutBox* container = this; + if (GetRichTextCtrl()) + container = GetRichTextCtrl()->GetFocusObject(); + #if wxUSE_CLIPBOARD && wxUSE_DATAOBJ if (!wxTheClipboard->IsOpened() && wxTheClipboard->Open()) @@ -5547,7 +8397,7 @@ bool wxRichTextBuffer::CopyToClipboard(const wxRichTextRange& range) wxDataObjectComposite* compositeObject = new wxDataObjectComposite(); { - wxString text = GetTextForRange(range); + wxString text = container->GetTextForRange(range); #ifdef __WXMSW__ text = wxTextFile::Translate(text, wxTextFileType_Dos); @@ -5561,7 +8411,7 @@ bool wxRichTextBuffer::CopyToClipboard(const wxRichTextRange& range) if (FindHandler(wxRICHTEXT_TYPE_XML)) { wxRichTextBuffer* richTextBuf = new wxRichTextBuffer; - CopyFragment(range, *richTextBuf); + container->CopyFragment(range, *richTextBuf); compositeObject->Add(new wxRichTextBufferDataObject(richTextBuf), true /* preferred */); } @@ -5582,6 +8432,10 @@ bool wxRichTextBuffer::CopyToClipboard(const wxRichTextRange& range) bool wxRichTextBuffer::PasteFromClipboard(long position) { bool success = false; + wxRichTextParagraphLayoutBox* container = this; + if (GetRichTextCtrl()) + container = GetRichTextCtrl()->GetFocusObject(); + #if wxUSE_CLIPBOARD && wxUSE_DATAOBJ if (CanPasteFromClipboard()) { @@ -5594,18 +8448,38 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) wxRichTextBuffer* richTextBuffer = data.GetRichTextBuffer(); if (richTextBuffer) { - InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + container->InsertParagraphsWithUndo(this, position+1, *richTextBuffer, GetRichTextCtrl(), 0); + if (GetRichTextCtrl()) + GetRichTextCtrl()->ShowPosition(position + richTextBuffer->GetOwnRange().GetEnd()); delete richTextBuffer; } } - else if (wxTheClipboard->IsSupported(wxDF_TEXT) || wxTheClipboard->IsSupported(wxDF_UNICODETEXT)) + else if (wxTheClipboard->IsSupported(wxDF_TEXT) + #if wxUSE_UNICODE + || wxTheClipboard->IsSupported(wxDF_UNICODETEXT) + #endif + ) { wxTextDataObject data; wxTheClipboard->GetData(data); wxString text(data.GetText()); - text.Replace(_T("\r\n"), _T("\n")); +#ifdef __WXMSW__ + wxString text2; + text2.Alloc(text.Length()+1); + size_t i; + for (i = 0; i < text.Length(); i++) + { + wxChar ch = text[i]; + if (ch != wxT('\r')) + text2 += ch; + } +#else + wxString text2 = text; +#endif + container->InsertTextWithUndo(this, position+1, text2, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); - InsertTextWithUndo(position+1, text, GetRichTextCtrl()); + if (GetRichTextCtrl()) + GetRichTextCtrl()->ShowPosition(position + text2.Length()); success = true; } @@ -5616,17 +8490,17 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) wxBitmap bitmap(data.GetBitmap()); wxImage image(bitmap.ConvertToImage()); - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, GetRichTextCtrl(), false); + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, container, GetRichTextCtrl(), false); action->GetNewParagraphs().AddImage(image); if (action->GetNewParagraphs().GetChildCount() == 1) action->GetNewParagraphs().SetPartialParagraph(true); - action->SetPosition(position); + action->SetPosition(position+1); // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(position, position)); + action->SetRange(wxRichTextRange(position+1, position+1)); SubmitAction(action); @@ -5648,8 +8522,11 @@ bool wxRichTextBuffer::CanPasteFromClipboard() const #if wxUSE_CLIPBOARD && wxUSE_DATAOBJ if (!wxTheClipboard->IsOpened() && wxTheClipboard->Open()) { - if (wxTheClipboard->IsSupported(wxDF_TEXT) || wxTheClipboard->IsSupported(wxDF_UNICODETEXT) || - wxTheClipboard->IsSupported(wxDataFormat(wxRichTextBufferDataObject::GetRichTextBufferFormatId())) || + if (wxTheClipboard->IsSupported(wxDF_TEXT) +#if wxUSE_UNICODE + || wxTheClipboard->IsSupported(wxDF_UNICODETEXT) +#endif + || wxTheClipboard->IsSupported(wxDataFormat(wxRichTextBufferDataObject::GetRichTextBufferFormatId())) || wxTheClipboard->IsSupported(wxDF_BITMAP)) { canPaste = true; @@ -5725,12 +8602,13 @@ bool wxRichTextBuffer::SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet) { wxRichTextStyleSheet* oldSheet = GetStyleSheet(); - wxWindowID id = wxID_ANY; + wxWindowID winid = wxID_ANY; if (GetRichTextCtrl()) - id = GetRichTextCtrl()->GetId(); + winid = GetRichTextCtrl()->GetId(); - wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_STYLESHEET_REPLACING, id); + wxRichTextEvent event(wxEVT_RICHTEXT_STYLESHEET_REPLACING, winid); event.SetEventObject(GetRichTextCtrl()); + event.SetContainer(GetRichTextCtrl()->GetFocusObject()); event.SetOldStyleSheet(oldSheet); event.SetNewStyleSheet(sheet); event.Allow(); @@ -5748,7 +8626,7 @@ bool wxRichTextBuffer::SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet) SetStyleSheet(sheet); - event.SetEventType(wxEVT_COMMAND_RICHTEXT_STYLESHEET_REPLACED); + event.SetEventType(wxEVT_RICHTEXT_STYLESHEET_REPLACED); event.SetOldStyleSheet(NULL); event.Allow(); @@ -5763,9 +8641,38 @@ void wxRichTextBuffer::SetRenderer(wxRichTextRenderer* renderer) sm_renderer = renderer; } -bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttr& bulletAttr, const wxRect& rect) +/// Hit-testing: returns a flag indicating hit test details, plus +/// information about position +int wxRichTextBuffer::HitTest(wxDC& dc, wxRichTextDrawingContext& context, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) +{ + int ret = wxRichTextParagraphLayoutBox::HitTest(dc, context, pt, textPosition, obj, contextObj, flags); + if (ret != wxRICHTEXT_HITTEST_NONE) + { + return ret; + } + else + { + textPosition = m_ownRange.GetEnd()-1; + *obj = this; + *contextObj = this; + return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE; + } +} + +void wxRichTextBuffer::SetFontScale(double fontScale) +{ + m_fontScale = fontScale; + m_fontTable.SetFontScale(fontScale); +} + +void wxRichTextBuffer::SetDimensionScale(double dimScale) +{ + m_dimensionScale = dimScale; +} + +bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& bulletAttr, const wxRect& rect) { - if (bulletAttr.GetTextColour().Ok()) + if (bulletAttr.GetTextColour().IsOk()) { wxCheckSetPen(dc, wxPen(bulletAttr.GetTextColour())); wxCheckSetBrush(dc, wxBrush(bulletAttr.GetTextColour())); @@ -5830,6 +8737,11 @@ bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, w dc.DrawPolygon(3, pts); } + else if (bulletAttr.GetBulletName() == wxT("standard/circle-outline")) + { + wxCheckSetBrush(dc, *wxTRANSPARENT_BRUSH); + dc.DrawEllipse(x, y, bulletWidth, bulletHeight); + } else // "standard/circle", and catch-all { dc.DrawEllipse(x, y, bulletWidth, bulletHeight); @@ -5838,15 +8750,18 @@ bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, w return true; } -bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttr& attr, const wxRect& rect, const wxString& text) +bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& attr, const wxRect& rect, const wxString& text) { if (!text.empty()) { wxFont font; if ((attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL) && !attr.GetBulletFont().IsEmpty() && attr.HasFont()) { - wxTextAttr fontAttr; - fontAttr.SetFontSize(attr.GetFontSize()); + wxRichTextAttr fontAttr; + if (attr.HasFontPixelSize()) + fontAttr.SetFontPixelSize(attr.GetFontSize()); + else + fontAttr.SetFontPointSize(attr.GetFontSize()); fontAttr.SetFontStyle(attr.GetFontStyle()); fontAttr.SetFontWeight(attr.GetFontWeight()); fontAttr.SetFontUnderlined(attr.GetFontUnderlined()); @@ -5860,10 +8775,10 @@ bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& wxCheckSetFont(dc, font); - if (attr.GetTextColour().Ok()) + if (attr.GetTextColour().IsOk()) dc.SetTextForeground(attr.GetTextColour()); - dc.SetBackgroundMode(wxTRANSPARENT); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); int charHeight = dc.GetCharHeight(); wxCoord tw, th; @@ -5890,7 +8805,7 @@ bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& return false; } -bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(paragraph), wxDC& WXUNUSED(dc), const wxTextAttr& WXUNUSED(attr), const wxRect& WXUNUSED(rect)) +bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(paragraph), wxDC& WXUNUSED(dc), const wxRichTextAttr& WXUNUSED(attr), const wxRect& WXUNUSED(rect)) { // Currently unimplemented. The intention is to store bitmaps by name in a media store associated // with the buffer. The store will allow retrieval from memory, disk or other means. @@ -5900,1308 +8815,5546 @@ bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(parag /// Enumerate the standard bullet names currently supported bool wxRichTextStdRenderer::EnumerateStandardBulletNames(wxArrayString& bulletNames) { - bulletNames.Add(wxT("standard/circle")); - bulletNames.Add(wxT("standard/square")); - bulletNames.Add(wxT("standard/diamond")); - bulletNames.Add(wxT("standard/triangle")); + bulletNames.Add(wxTRANSLATE("standard/circle")); + bulletNames.Add(wxTRANSLATE("standard/circle-outline")); + bulletNames.Add(wxTRANSLATE("standard/square")); + bulletNames.Add(wxTRANSLATE("standard/diamond")); + bulletNames.Add(wxTRANSLATE("standard/triangle")); return true; } -/* - * Module to initialise and clean up handlers +/*! + * wxRichTextBox */ -class wxRichTextModule: public wxModule +IMPLEMENT_DYNAMIC_CLASS(wxRichTextBox, wxRichTextParagraphLayoutBox) + +wxRichTextBox::wxRichTextBox(wxRichTextObject* parent): + wxRichTextParagraphLayoutBox(parent) { -DECLARE_DYNAMIC_CLASS(wxRichTextModule) -public: - wxRichTextModule() {} - bool OnInit() - { - wxRichTextBuffer::SetRenderer(new wxRichTextStdRenderer); - wxRichTextBuffer::InitStandardHandlers(); - wxRichTextParagraph::InitDefaultTabs(); - return true; - } - void OnExit() - { - wxRichTextBuffer::CleanUpHandlers(); - wxRichTextDecimalToRoman(-1); - wxRichTextParagraph::ClearDefaultTabs(); - wxRichTextCtrl::ClearAvailableFontNames(); - wxRichTextBuffer::SetRenderer(NULL); - } -}; +} -IMPLEMENT_DYNAMIC_CLASS(wxRichTextModule, wxModule) +/// Draw the item +bool wxRichTextBox::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + if (!IsShown()) + return true; + // TODO: if the active object in the control, draw an indication. + // We need to add the concept of active object, and not just focus object, + // so we can apply commands (properties, delete, ...) to objects such as text boxes and images. + // Ultimately we would like to be able to interactively resize an active object + // using drag handles. + return wxRichTextParagraphLayoutBox::Draw(dc, context, range, selection, rect, descent, style); +} -// If the richtext lib is dynamically loaded after the app has already started -// (such as from wxPython) then the built-in module system will not init this -// module. Provide this function to do it manually. -void wxRichTextModuleInit() +/// Copy +void wxRichTextBox::Copy(const wxRichTextBox& obj) { - wxModule* module = new wxRichTextModule; - module->Init(); - wxModule::RegisterModule(module); + wxRichTextParagraphLayoutBox::Copy(obj); } +// Edit properties via a GUI +bool wxRichTextBox::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) +{ + wxRichTextObjectPropertiesDialog boxDlg(this, wxGetTopLevelParent(parent), wxID_ANY, _("Box Properties")); + boxDlg.SetAttributes(GetAttributes()); + + if (boxDlg.ShowModal() == wxID_OK) + { + // By passing wxRICHTEXT_SETSTYLE_RESET, indeterminate attributes set by the user will be set as + // indeterminate in the object. + boxDlg.ApplyStyle(buffer->GetRichTextCtrl(), wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_RESET); + return true; + } + else + return false; +} /*! - * Commands for undo/redo - * + * wxRichTextField */ -wxRichTextCommand::wxRichTextCommand(const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, - wxRichTextCtrl* ctrl, bool ignoreFirstTime): wxCommand(true, name) +IMPLEMENT_DYNAMIC_CLASS(wxRichTextField, wxRichTextParagraphLayoutBox) + +wxRichTextField::wxRichTextField(const wxString& fieldType, wxRichTextObject* parent): + wxRichTextParagraphLayoutBox(parent) { - /* wxRichTextAction* action = */ new wxRichTextAction(this, name, id, buffer, ctrl, ignoreFirstTime); + SetFieldType(fieldType); } -wxRichTextCommand::wxRichTextCommand(const wxString& name): wxCommand(true, name) +/// Draw the item +bool wxRichTextField::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { + if (!IsShown()) + return true; + + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType && fieldType->Draw(this, dc, context, range, selection, rect, descent, style)) + return true; + + // Fallback; but don't draw guidelines. + style &= ~wxRICHTEXT_DRAW_GUIDELINES; + return wxRichTextParagraphLayoutBox::Draw(dc, context, range, selection, rect, descent, style); } -wxRichTextCommand::~wxRichTextCommand() +bool wxRichTextField::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style) { - ClearActions(); + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType && fieldType->Layout(this, dc, context, rect, parentRect, style)) + return true; + + // Fallback + return wxRichTextParagraphLayoutBox::Layout(dc, context, rect, parentRect, style); } -void wxRichTextCommand::AddAction(wxRichTextAction* action) +bool wxRichTextField::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position, const wxSize& parentSize, wxArrayInt* partialExtents) const { - if (!m_actions.Member(action)) - m_actions.Append(action); + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType) + return fieldType->GetRangeSize((wxRichTextField*) this, range, size, descent, dc, context, flags, position, parentSize, partialExtents); + + return wxRichTextParagraphLayoutBox::GetRangeSize(range, size, descent, dc, context, flags, position, parentSize, partialExtents); } -bool wxRichTextCommand::Do() +/// Calculate range +void wxRichTextField::CalculateRange(long start, long& end) { - for (wxList::compatibility_iterator node = m_actions.GetFirst(); node; node = node->GetNext()) - { - wxRichTextAction* action = (wxRichTextAction*) node->GetData(); - action->Do(); - } - - return true; + if (IsTopLevel()) + wxRichTextParagraphLayoutBox::CalculateRange(start, end); + else + wxRichTextObject::CalculateRange(start, end); } -bool wxRichTextCommand::Undo() +/// Copy +void wxRichTextField::Copy(const wxRichTextField& obj) { - for (wxList::compatibility_iterator node = m_actions.GetLast(); node; node = node->GetPrevious()) - { - wxRichTextAction* action = (wxRichTextAction*) node->GetData(); - action->Undo(); - } + wxRichTextParagraphLayoutBox::Copy(obj); - return true; + UpdateField(GetBuffer()); } -void wxRichTextCommand::ClearActions() +// Edit properties via a GUI +bool wxRichTextField::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) { - WX_CLEAR_LIST(wxList, m_actions); + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType) + return fieldType->EditProperties(this, parent, buffer); + + return false; } -/*! - * Individual action - * - */ +bool wxRichTextField::CanEditProperties() const +{ + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType) + return fieldType->CanEditProperties((wxRichTextField*) this); -wxRichTextAction::wxRichTextAction(wxRichTextCommand* cmd, const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, - wxRichTextCtrl* ctrl, bool ignoreFirstTime) + return false; +} + +wxString wxRichTextField::GetPropertiesMenuLabel() const { - m_buffer = buffer; - m_ignoreThis = ignoreFirstTime; - m_cmdId = id; - m_position = -1; - m_ctrl = ctrl; - m_name = name; - m_newParagraphs.SetDefaultStyle(buffer->GetDefaultStyle()); - m_newParagraphs.SetBasicStyle(buffer->GetBasicStyle()); - if (cmd) - cmd->AddAction(this); + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType) + return fieldType->GetPropertiesMenuLabel((wxRichTextField*) this); + + return wxEmptyString; } -wxRichTextAction::~wxRichTextAction() +bool wxRichTextField::UpdateField(wxRichTextBuffer* buffer) { + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType) + return fieldType->UpdateField(buffer, (wxRichTextField*) this); + + return false; } -bool wxRichTextAction::Do() +bool wxRichTextField::IsTopLevel() const { - m_buffer->Modify(true); + wxRichTextFieldType* fieldType = wxRichTextBuffer::FindFieldType(GetFieldType()); + if (fieldType) + return fieldType->IsTopLevel((wxRichTextField*) this); - switch (m_cmdId) - { - case wxRICHTEXT_INSERT: - { - // Store a list of line start character and y positions so we can figure out which area - // we need to refresh - wxArrayInt optimizationLineCharPositions; - wxArrayInt optimizationLineYPositions; + return true; +} -#if wxRICHTEXT_USE_OPTIMIZED_DRAWING - // NOTE: we're assuming that the buffer is laid out correctly at this point. - // If we had several actions, which only invalidate and leave layout until the - // paint handler is called, then this might not be true. So we may need to switch - // optimisation on only when we're simply adding text and not simultaneously - // deleting a selection, for example. Or, we make sure the buffer is laid out correctly - // first, but of course this means we'll be doing it twice. - if (!m_buffer->GetDirty() && m_ctrl) // can only do optimisation if the buffer is already laid out correctly - { - wxSize clientSize = m_ctrl->GetClientSize(); - wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint(); - int lastY = firstVisiblePt.y + clientSize.y; +IMPLEMENT_CLASS(wxRichTextFieldType, wxObject) - wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetPosition()); - wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para); - while (node) - { - wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) - { - wxRichTextLine* line = node2->GetData(); - wxPoint pt = line->GetAbsolutePosition(); - wxRichTextRange range = line->GetAbsoluteRange(); +IMPLEMENT_CLASS(wxRichTextFieldTypeStandard, wxRichTextFieldType) - if (pt.y > lastY) - { - node2 = wxRichTextLineList::compatibility_iterator(); - node = wxRichTextObjectList::compatibility_iterator(); - } - else if (range.GetStart() > GetPosition() && pt.y >= firstVisiblePt.y) - { - optimizationLineCharPositions.Add(range.GetStart()); - optimizationLineYPositions.Add(pt.y); - } +wxRichTextFieldTypeStandard::wxRichTextFieldTypeStandard(const wxString& name, const wxString& label, int displayStyle) +{ + Init(); - if (node2) - node2 = node2->GetNext(); - } + SetName(name); + SetLabel(label); + SetDisplayStyle(displayStyle); +} - if (node) - node = node->GetNext(); - } - } -#endif +wxRichTextFieldTypeStandard::wxRichTextFieldTypeStandard(const wxString& name, const wxBitmap& bitmap, int displayStyle) +{ + Init(); - m_buffer->InsertFragment(GetPosition(), m_newParagraphs); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(GetRange()); + SetName(name); + SetBitmap(bitmap); + SetDisplayStyle(displayStyle); +} - long newCaretPosition = GetPosition() + m_newParagraphs.GetRange().GetLength(); +void wxRichTextFieldTypeStandard::Init() +{ + m_displayStyle = wxRICHTEXT_FIELD_STYLE_RECTANGLE; + m_font = wxFont(6, wxFONTFAMILY_SWISS, wxFONTSTYLE_NORMAL, wxFONTWEIGHT_NORMAL); + m_textColour = *wxWHITE; + m_borderColour = *wxBLACK; + m_backgroundColour = *wxBLACK; + m_verticalPadding = 1; + m_horizontalPadding = 3; + m_horizontalMargin = 2; + m_verticalMargin = 0; +} - // Character position to caret position - newCaretPosition --; +void wxRichTextFieldTypeStandard::Copy(const wxRichTextFieldTypeStandard& field) +{ + wxRichTextFieldType::Copy(field); - // Don't take into account the last newline - if (m_newParagraphs.GetPartialParagraph()) - newCaretPosition --; - else - if (m_newParagraphs.GetChildren().GetCount() > 1) - { - wxRichTextObject* p = (wxRichTextObject*) m_newParagraphs.GetChildren().GetLast()->GetData(); - if (p->GetRange().GetLength() == 1) - newCaretPosition --; - } + m_label = field.m_label; + m_displayStyle = field.m_displayStyle; + m_font = field.m_font; + m_textColour = field.m_textColour; + m_borderColour = field.m_borderColour; + m_backgroundColour = field.m_backgroundColour; + m_verticalPadding = field.m_verticalPadding; + m_horizontalPadding = field.m_horizontalPadding; + m_horizontalMargin = field.m_horizontalMargin; + m_bitmap = field.m_bitmap; +} - newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1)); +bool wxRichTextFieldTypeStandard::Draw(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& WXUNUSED(context), const wxRichTextRange& WXUNUSED(range), const wxRichTextSelection& selection, const wxRect& rect, int descent, int WXUNUSED(style)) +{ + if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_COMPOSITE) + return false; // USe default composite drawing + else // if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_RECTANGLE || m_displayStyle == wxRICHTEXT_FIELD_STYLE_NOBORDER) + { + int borderSize = 1; - if (optimizationLineCharPositions.GetCount() > 0) - UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions); - else - UpdateAppearance(newCaretPosition, true /* send update event */); + wxPen borderPen(m_borderColour, 1, wxSOLID); + wxBrush backgroundBrush(m_backgroundColour); + wxColour textColour(m_textColour); - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED, - m_ctrl ? m_ctrl->GetId() : -1); - cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); - cmdEvent.SetRange(GetRange()); - cmdEvent.SetPosition(GetRange().GetStart()); + if (selection.WithinSelection(obj->GetRange().GetStart(), obj)) + { + wxColour highlightColour(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT)); + wxColour highlightTextColour(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT)); - m_buffer->SendEvent(cmdEvent); + borderPen = wxPen(highlightTextColour, 1, wxSOLID); + backgroundBrush = wxBrush(highlightColour); - break; + wxCheckSetBrush(dc, backgroundBrush); + wxCheckSetPen(dc, wxPen(highlightColour, 1, wxSOLID)); + dc.DrawRectangle(rect); } - case wxRICHTEXT_DELETE: - { - m_buffer->DeleteRange(GetRange()); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); - UpdateAppearance(GetRange().GetStart()-1, true /* send update event */); + if (m_displayStyle != wxRICHTEXT_FIELD_STYLE_NO_BORDER) + borderSize = 0; - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED, - m_ctrl ? m_ctrl->GetId() : -1); - cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); - cmdEvent.SetRange(GetRange()); - cmdEvent.SetPosition(GetRange().GetStart()); + // objectRect is the area where the content is drawn, after margins around it have been taken into account + wxRect objectRect = wxRect(wxPoint(rect.x + m_horizontalMargin, rect.y + wxMax(0, rect.height - descent - obj->GetCachedSize().y)), + wxSize(obj->GetCachedSize().x - 2*m_horizontalMargin - borderSize, obj->GetCachedSize().y)); - m_buffer->SendEvent(cmdEvent); + // clientArea is where the text is actually written + wxRect clientArea = objectRect; - break; + if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_RECTANGLE) + { + dc.SetPen(borderPen); + dc.SetBrush(backgroundBrush); + dc.DrawRoundedRectangle(objectRect, 4.0); } - case wxRICHTEXT_CHANGE_STYLE: + else if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_START_TAG) { - ApplyParagraphs(GetNewParagraphs()); - m_buffer->Invalidate(GetRange()); + int arrowLength = objectRect.height/2; + clientArea.width -= (arrowLength - m_horizontalPadding); - UpdateAppearance(GetPosition()); + wxPoint pts[5]; + pts[0].x = objectRect.x; pts[0].y = objectRect.y; + pts[1].x = objectRect.x + objectRect.width - arrowLength; pts[1].y = objectRect.y; + pts[2].x = objectRect.x + objectRect.width; pts[2].y = objectRect.y + (objectRect.height/2); + pts[3].x = objectRect.x + objectRect.width - arrowLength; pts[3].y = objectRect.y + objectRect.height; + pts[4].x = objectRect.x; pts[4].y = objectRect.y + objectRect.height; + dc.SetPen(borderPen); + dc.SetBrush(backgroundBrush); + dc.DrawPolygon(5, pts); + } + else if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_END_TAG) + { + int arrowLength = objectRect.height/2; + clientArea.width -= (arrowLength - m_horizontalPadding); + clientArea.x += (arrowLength - m_horizontalPadding); - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_STYLE_CHANGED, - m_ctrl ? m_ctrl->GetId() : -1); - cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); - cmdEvent.SetRange(GetRange()); - cmdEvent.SetPosition(GetRange().GetStart()); + wxPoint pts[5]; + pts[0].x = objectRect.x + objectRect.width; pts[0].y = objectRect.y; + pts[1].x = objectRect.x + arrowLength; pts[1].y = objectRect.y; + pts[2].x = objectRect.x; pts[2].y = objectRect.y + (objectRect.height/2); + pts[3].x = objectRect.x + arrowLength; pts[3].y = objectRect.y + objectRect.height; + pts[4].x = objectRect.x + objectRect.width; pts[4].y = objectRect.y + objectRect.height; + dc.SetPen(borderPen); + dc.SetBrush(backgroundBrush); + dc.DrawPolygon(5, pts); + } - m_buffer->SendEvent(cmdEvent); + if (m_bitmap.IsOk()) + { + int x = clientArea.x + (clientArea.width - m_bitmap.GetWidth())/2; + int y = clientArea.y + m_verticalPadding; + dc.DrawBitmap(m_bitmap, x, y, true); - break; + if (selection.WithinSelection(obj->GetRange().GetStart(), obj)) + { + wxCheckSetBrush(dc, *wxBLACK_BRUSH); + wxCheckSetPen(dc, *wxBLACK_PEN); + dc.SetLogicalFunction(wxINVERT); + dc.DrawRectangle(wxRect(x, y, m_bitmap.GetWidth(), m_bitmap.GetHeight())); + dc.SetLogicalFunction(wxCOPY); + } + } + else + { + wxString label(m_label); + if (label.IsEmpty()) + label = wxT("??"); + int w, h, maxDescent; + dc.SetFont(m_font); + dc.GetTextExtent(m_label, & w, &h, & maxDescent); + dc.SetTextForeground(textColour); + + int x = clientArea.x + (clientArea.width - w)/2; + int y = clientArea.y + (clientArea.height - (h - maxDescent))/2; + dc.DrawText(m_label, x, y); } - default: - break; } return true; } -bool wxRichTextAction::Undo() +bool wxRichTextFieldTypeStandard::Layout(wxRichTextField* obj, wxDC& dc, wxRichTextDrawingContext& context, const wxRect& WXUNUSED(rect), const wxRect& WXUNUSED(parentRect), int style) { - m_buffer->Modify(true); + if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_COMPOSITE) + return false; // USe default composite layout - switch (m_cmdId) + wxSize size = GetSize(obj, dc, context, style); + obj->SetCachedSize(size); + obj->SetMinSize(size); + obj->SetMaxSize(size); + return true; +} + +bool wxRichTextFieldTypeStandard::GetRangeSize(wxRichTextField* obj, const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position, const wxSize& parentSize, wxArrayInt* partialExtents) const +{ + if (IsTopLevel(obj)) + return obj->wxRichTextParagraphLayoutBox::GetRangeSize(range, size, descent, dc, context, flags, position, parentSize); + else { - case wxRICHTEXT_INSERT: + wxSize sz = GetSize(obj, dc, context, 0); + if (partialExtents) { - m_buffer->DeleteRange(GetRange()); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); - - long newCaretPosition = GetPosition() - 1; + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; + partialExtents->Add(lastSize + sz.x); + } + size = sz; + return true; + } +} - UpdateAppearance(newCaretPosition, true /* send update event */); +wxSize wxRichTextFieldTypeStandard::GetSize(wxRichTextField* WXUNUSED(obj), wxDC& dc, wxRichTextDrawingContext& WXUNUSED(context), int WXUNUSED(style)) const +{ + int borderSize = 1; + int w = 0, h = 0, maxDescent = 0; - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED, - m_ctrl ? m_ctrl->GetId() : -1); - cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); - cmdEvent.SetRange(GetRange()); - cmdEvent.SetPosition(GetRange().GetStart()); + wxSize sz; + if (m_bitmap.IsOk()) + { + w = m_bitmap.GetWidth(); + h = m_bitmap.GetHeight(); - m_buffer->SendEvent(cmdEvent); + sz = wxSize(w + m_horizontalMargin*2, h + m_verticalMargin*2); + } + else + { + wxString label(m_label); + if (label.IsEmpty()) + label = wxT("??"); + dc.SetFont(m_font); + dc.GetTextExtent(label, & w, &h, & maxDescent); - break; - } - case wxRICHTEXT_DELETE: - { - m_buffer->InsertFragment(GetRange().GetStart(), m_oldParagraphs); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(GetRange()); + sz = wxSize(w + m_horizontalPadding*2 + m_horizontalMargin*2, h + m_verticalPadding *2 + m_verticalMargin*2); + } - UpdateAppearance(GetPosition(), true /* send update event */); + if (m_displayStyle != wxRICHTEXT_FIELD_STYLE_NO_BORDER) + { + sz.x += borderSize*2; + sz.y += borderSize*2; + } - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED, - m_ctrl ? m_ctrl->GetId() : -1); - cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); - cmdEvent.SetRange(GetRange()); - cmdEvent.SetPosition(GetRange().GetStart()); + if (m_displayStyle == wxRICHTEXT_FIELD_STYLE_START_TAG || m_displayStyle == wxRICHTEXT_FIELD_STYLE_END_TAG) + { + // Add space for the arrow + sz.x += (sz.y/2 - m_horizontalPadding); + } - m_buffer->SendEvent(cmdEvent); + return sz; +} - break; - } - case wxRICHTEXT_CHANGE_STYLE: - { - ApplyParagraphs(GetOldParagraphs()); - m_buffer->Invalidate(GetRange()); +IMPLEMENT_DYNAMIC_CLASS(wxRichTextCell, wxRichTextBox) - UpdateAppearance(GetPosition()); +wxRichTextCell::wxRichTextCell(wxRichTextObject* parent): + wxRichTextBox(parent) +{ +} - wxRichTextEvent cmdEvent( - wxEVT_COMMAND_RICHTEXT_STYLE_CHANGED, - m_ctrl ? m_ctrl->GetId() : -1); - cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); - cmdEvent.SetRange(GetRange()); - cmdEvent.SetPosition(GetRange().GetStart()); - - m_buffer->SendEvent(cmdEvent); - - break; - } - default: - break; - } +/// Draw the item +bool wxRichTextCell::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + return wxRichTextBox::Draw(dc, context, range, selection, rect, descent, style); +} - return true; +/// Copy +void wxRichTextCell::Copy(const wxRichTextCell& obj) +{ + wxRichTextBox::Copy(obj); } -/// Update the control appearance -void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions) +// Edit properties via a GUI +bool wxRichTextCell::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) { - if (m_ctrl) + // We need to gather common attributes for all selected cells. + + wxRichTextTable* table = wxDynamicCast(GetParent(), wxRichTextTable); + bool multipleCells = false; + wxRichTextAttr attr; + + if (table && buffer && buffer->GetRichTextCtrl() && buffer->GetRichTextCtrl()->GetSelection().IsValid() && + buffer->GetRichTextCtrl()->GetSelection().GetContainer() == GetParent()) { - m_ctrl->SetCaretPosition(caretPosition); - if (!m_ctrl->IsFrozen()) + wxRichTextAttr clashingAttr, absentAttr; + const wxRichTextSelection& sel = buffer->GetRichTextCtrl()->GetSelection(); + size_t i; + int selectedCellCount = 0; + for (i = 0; i < sel.GetCount(); i++) { - m_ctrl->LayoutContent(); - m_ctrl->PositionCaret(); - -#if wxRICHTEXT_USE_OPTIMIZED_DRAWING - // Find refresh rectangle if we are in a position to optimise refresh - if (m_cmdId == wxRICHTEXT_INSERT && optimizationLineCharPositions && optimizationLineCharPositions->GetCount() > 0) + const wxRichTextRange& range = sel[i]; + wxRichTextCell* cell = table->GetCell(range.GetStart()); + if (cell) { - size_t i; + wxRichTextAttr cellStyle = cell->GetAttributes(); - wxSize clientSize = m_ctrl->GetClientSize(); - wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint(); + CollectStyle(attr, cellStyle, clashingAttr, absentAttr); - // Start/end positions - int firstY = 0; - int lastY = firstVisiblePt.y + clientSize.y; + selectedCellCount ++; + } + } + multipleCells = selectedCellCount > 1; + } + else + { + attr = GetAttributes(); + } - bool foundStart = false; - bool foundEnd = false; + wxString caption; + if (multipleCells) + caption = _("Multiple Cell Properties"); + else + caption = _("Cell Properties"); - // position offset - how many characters were inserted - int positionOffset = GetRange().GetLength(); + wxRichTextObjectPropertiesDialog cellDlg(this, wxGetTopLevelParent(parent), wxID_ANY, caption); + cellDlg.SetAttributes(attr); - // find the first line which is being drawn at the same position as it was - // before. Since we're talking about a simple insertion, we can assume - // that the rest of the window does not need to be redrawn. + wxRichTextSizePage* sizePage = wxDynamicCast(cellDlg.FindPage(wxCLASSINFO(wxRichTextSizePage)), wxRichTextSizePage); + if (sizePage) + { + // We don't want position and floating controls for a cell. + sizePage->ShowPositionControls(false); + sizePage->ShowFloatingControls(false); + } - wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetPosition()); - wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para); - while (node) - { - wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) - { - wxRichTextLine* line = node2->GetData(); - wxPoint pt = line->GetAbsolutePosition(); - wxRichTextRange range = line->GetAbsoluteRange(); + if (cellDlg.ShowModal() == wxID_OK) + { + if (multipleCells) + { + const wxRichTextSelection& sel = buffer->GetRichTextCtrl()->GetSelection(); + // Apply the style; we interpret indeterminate attributes as 'don't touch this attribute' + // since it may represent clashing attributes across multiple objects. + table->SetCellStyle(sel, attr); + } + else + // For a single object, indeterminate attributes set by the user should be reflected in the + // actual object style, so pass the wxRICHTEXT_SETSTYLE_RESET flag to assign + // the style directly instead of applying (which ignores indeterminate attributes, + // leaving them as they were). + cellDlg.ApplyStyle(buffer->GetRichTextCtrl(), wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_RESET); + return true; + } + else + return false; +} - // we want to find the first line that is in the same position - // as before. This will mean we're at the end of the changed text. +// The next 2 methods return span values. Note that the default is 1, not 0 +int wxRichTextCell::GetColspan() const +{ + int span = 1; + if (GetProperties().HasProperty(wxT("colspan"))) + { + span = GetProperties().GetPropertyLong(wxT("colspan")); + } - if (pt.y > lastY) // going past the end of the window, no more info - { - node2 = wxRichTextLineList::compatibility_iterator(); - node = wxRichTextObjectList::compatibility_iterator(); - } - else - { - if (!foundStart) - { - firstY = pt.y - firstVisiblePt.y; - foundStart = true; - } + return span; +} - // search for this line being at the same position as before - for (i = 0; i < optimizationLineCharPositions->GetCount(); i++) - { - if (((*optimizationLineCharPositions)[i] + positionOffset == range.GetStart()) && - ((*optimizationLineYPositions)[i] == pt.y)) - { - // Stop, we're now the same as we were - foundEnd = true; - lastY = pt.y - firstVisiblePt.y; +int wxRichTextCell::GetRowspan() const +{ + int span = 1; + if (GetProperties().HasProperty(wxT("rowspan"))) + { + span = GetProperties().GetPropertyLong(wxT("rowspan")); + } - node2 = wxRichTextLineList::compatibility_iterator(); - node = wxRichTextObjectList::compatibility_iterator(); + return span; +} - break; - } - } - } +WX_DEFINE_OBJARRAY(wxRichTextObjectPtrArrayArray) - if (node2) - node2 = node2->GetNext(); - } +IMPLEMENT_DYNAMIC_CLASS(wxRichTextTable, wxRichTextBox) - if (node) - node = node->GetNext(); - } +wxRichTextTable::wxRichTextTable(wxRichTextObject* parent): wxRichTextBox(parent) +{ + m_rowCount = 0; + m_colCount = 0; +} - if (!foundStart) - firstY = firstVisiblePt.y; - if (!foundEnd) - lastY = firstVisiblePt.y + clientSize.y; +// Draws the object. +bool wxRichTextTable::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + return wxRichTextBox::Draw(dc, context, range, selection, rect, descent, style); +} - wxRect rect(firstVisiblePt.x, firstY, firstVisiblePt.x + clientSize.x, lastY - firstY); - m_ctrl->RefreshRect(rect); +WX_DECLARE_OBJARRAY(wxRect, wxRichTextRectArray); +WX_DEFINE_OBJARRAY(wxRichTextRectArray); - // TODO: we need to make sure that lines are only drawn if in the update region. The rect - // passed to Draw is currently used in different ways (to pass the position the content should - // be drawn at as well as the relevant region). - } - else -#endif - m_ctrl->Refresh(false); - if (sendUpdateEvent) - wxTextCtrl::SendTextUpdatedEvent(m_ctrl); + // Helper function for Layout() that clears the space needed by a cell with rowspan > 1 +int GetRowspanDisplacement(const wxRichTextTable* table, int row, int col, int paddingX, const wxArrayInt& colWidths) +{ + // If one or more cells above-left of this one has rowspan > 1, the affected cells below it + // will have been hidden and have width 0. As a result they are ignored by the layout algorithm, + // and all cells to their right are effectively shifted left. As a result there's no hole for + // the spanning cell to fill. + // So search back along the current row for hidden cells. However there's also the annoying issue of a + // rowspanning cell that also has colspam. So we can't rely on the rowspanning cell being directly above + // the first hidden one we come to. We also can't rely on a cell being hidden only by one type of span; + // there's nothing to stop a cell being hidden by colspan, and then again hidden from above by rowspan. + // The answer is to look above each hidden cell in turn, which I think covers all bases. + int deltaX = 0; + for (int prevcol = 0; prevcol < col; ++prevcol) + { + if (!table->GetCell(row, prevcol)->IsShown()) + { + // We've found a hidden cell. If it's hidden because of colspan to its left, it's + // already been taken into account; but not if there's a rowspanning cell above + for (int prevrow = row-1; prevrow >= 0; --prevrow) + { + wxRichTextCell* cell = table->GetCell(prevrow, prevcol); + if (cell && cell->IsShown()) + { + int rowSpan = cell->GetRowspan(); + if (rowSpan > 1 && rowSpan > (row-prevrow)) + { + // There is a rowspanning cell above above the hidden one, so we need + // to right-shift the index cell by this column's width. Furthermore, + // if the cell also colspans, we need to shift by all affected columns + for (int colSpan = 0; colSpan < cell->GetColspan(); ++colSpan) + deltaX += (colWidths[prevcol+colSpan] + paddingX); + break; + } + } + } } } + return deltaX; } -/// Replace the buffer paragraphs with the new ones. -void wxRichTextAction::ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragment) + // Helper function for Layout() that expands any cell with rowspan > 1 +void ExpandCellsWithRowspan(const wxRichTextTable* table, int paddingY, int& bottomY, wxDC& dc, wxRichTextDrawingContext& context, const wxRect& availableSpace, int style) { - wxRichTextObjectList::compatibility_iterator node = fragment.GetChildren().GetFirst(); - while (node) + // This is called when the table's cell layout is otherwise complete. + // For any cell with rowspan > 1, expand downwards into the row(s) below. + + // Start by finding the current 'y' of the top of each row, plus the bottom of the available area for cells. + // Deduce this from the top of a visible cell in the row below. (If none are visible, the row will be invisible anyway and can be ignored.) + const int rowCount = table->GetRowCount(); + const int colCount = table->GetColumnCount(); + wxArrayInt rowTops; + rowTops.Add(0, rowCount+1); + int row; + for (row = 0; row < rowCount; ++row) { - wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + for (int column = 0; column < colCount; ++column) + { + wxRichTextCell* cell = table->GetCell(row, column); + if (cell && cell->IsShown()) + { + rowTops[row] = cell->GetPosition().y; + break; + } + } + } + rowTops[rowCount] = bottomY + paddingY; // The table bottom, which was passed to us + + bool needsRelay = false; - // We'll replace the existing paragraph by finding the paragraph at this position, - // delete its node data, and setting a copy as the new node data. - // TODO: make more efficient by simply swapping old and new paragraph objects. + for (row = 0; row < rowCount-1; ++row) // -1 as the bottom row can't rowspan + { + for (int col = 0; col < colCount; ++col) + { + wxRichTextCell* cell = table->GetCell(row, col); + if (cell && cell->IsShown()) + { + int span = cell->GetRowspan(); + if (span > 1) + { + span = wxMin(span, rowCount-row); // Don't try to span below the table! + if (span < 2) + continue; + + int availableHeight = rowTops[row+span] - rowTops[row] - paddingY; + wxSize newSize = wxSize(cell->GetCachedSize().GetWidth(), availableHeight); + wxRect availableCellSpace = wxRect(cell->GetPosition(), newSize); + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, context, availableCellSpace, availableSpace, style); + // Ensure there's room in the span to display its contents, else it'll overwrite lower rows + int overhang = cell->GetCachedSize().GetHeight() - availableHeight; + cell->SetCachedSize(newSize); + + if (overhang > 0) + { + // There are 3 things to get right: + // 1) The easiest is the rows below the span: they need to be downshifted by the overhang, and so does the table bottom itself + // 2) The rows within the span, including the one holding this cell, need to be deepened by their share of the overhang + // e.g. if rowspan == 3, each row should increase in depth by 1/3rd of the overhang. + // 3) The cell with the rowspan shouldn't be touched in 2); its height will be set to the whole span later. + int deltaY = overhang / span; + int spare = overhang % span; + + // Each row in the span needs to by deepened by its share of the overhang (give the first row any spare). + // This is achieved by increasing the value stored in the following row's rowTops + for (int spannedRows = 0; spannedRows < span; ++spannedRows) + { + rowTops[row+spannedRows+1] += ((deltaY * (spannedRows+1)) + (spannedRows == 0 ? spare:0)); + } + + // Any rows below the span need shifting down + for (int rowsBelow = row + span+1; rowsBelow <= rowCount; ++rowsBelow) + { + rowTops[rowsBelow] += overhang; + } - wxRichTextParagraph* existingPara = m_buffer->GetParagraphAtPosition(para->GetRange().GetStart()); - if (existingPara) + needsRelay = true; + } + } + } + } + } + + if (!needsRelay) + return; + + // There were overflowing rowspanning cells, so layout yet again to make the increased row depths show + for (row = 0; row < rowCount; ++row) + { + for (int col = 0; col < colCount; ++col) { - wxRichTextObjectList::compatibility_iterator bufferParaNode = m_buffer->GetChildren().Find(existingPara); - if (bufferParaNode) + wxRichTextCell* cell = table->GetCell(row, col); + if (cell && cell->IsShown()) { - wxRichTextParagraph* newPara = new wxRichTextParagraph(*para); - newPara->SetParent(m_buffer); + wxPoint position(cell->GetPosition().x, rowTops[row]); - bufferParaNode->SetData(newPara); + // GetRowspan() will usually return 1, but may be greater + wxSize size(cell->GetCachedSize().GetWidth(), rowTops[row + cell->GetRowspan()] - rowTops[row] - paddingY); - delete existingPara; + wxRect availableCellSpace = wxRect(position, size); + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, context, availableCellSpace, availableSpace, style); + cell->SetCachedSize(size); } } - - node = node->GetNext(); + + bottomY = rowTops[rowCount] - paddingY; } } +// Lays the object out. rect is the space available for layout. Often it will +// be the specified overall space for this object, if trying to constrain +// layout to a particular size, or it could be the total space available in the +// parent. rect is the overall size, so we must subtract margins and padding. +// to get the actual available space. +bool wxRichTextTable::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& WXUNUSED(parentRect), int style) +{ + SetPosition(rect.GetPosition()); -/*! - * wxRichTextRange - * This stores beginning and end positions for a range of data. - */ + // The meaty bit. Calculate sizes of all cells and rows. Try to use + // minimum size if within alloted size, then divide up remaining size + // between rows/cols. -/// Limit this range to be within 'range' -bool wxRichTextRange::LimitTo(const wxRichTextRange& range) -{ - if (m_start < range.m_start) - m_start = range.m_start; + double scale = 1.0; + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer) scale = buffer->GetScale(); - if (m_end > range.m_end) - m_end = range.m_end; + wxRect availableSpace = GetAvailableContentArea(dc, context, rect); + wxTextAttrDimensionConverter converter(dc, scale, availableSpace.GetSize()); - return true; -} + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, this); -/*! - * wxRichTextImage implementation - * This object represents an image. - */ + bool tableHasPercentWidth = (attr.GetTextBoxAttr().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE); + // If we have no fixed table size, and assuming we're not pushed for + // space, then we don't have to try to stretch the table to fit the contents. + bool stretchToFitTableWidth = tableHasPercentWidth; + + int tableWidth = rect.width; + if (attr.GetTextBoxAttr().GetWidth().IsValid() && !tableHasPercentWidth) + { + tableWidth = converter.GetPixels(attr.GetTextBoxAttr().GetWidth()); -IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextObject) + // Fixed table width, so we do want to stretch columns out if necessary. + stretchToFitTableWidth = true; -wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent, wxTextAttr* charStyle): - wxRichTextObject(parent) -{ - m_image = image; - if (charStyle) - SetAttributes(*charStyle); -} + // Shouldn't be able to exceed the size passed to this function + tableWidth = wxMin(rect.width, tableWidth); + } -wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent, wxTextAttr* charStyle): - wxRichTextObject(parent) -{ - m_imageBlock = imageBlock; - m_imageBlock.Load(m_image); - if (charStyle) - SetAttributes(*charStyle); -} + // Get internal padding + int paddingLeft = 0, paddingTop = 0; + if (attr.GetTextBoxAttr().GetPadding().GetLeft().IsValid()) + paddingLeft = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetLeft()); + if (attr.GetTextBoxAttr().GetPadding().GetTop().IsValid()) + paddingTop = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetTop()); -/// Load wxImage from the block -bool wxRichTextImage::LoadFromBlock() -{ - m_imageBlock.Load(m_image); - return m_imageBlock.Ok(); -} + // Assume that left and top padding are also used for inter-cell padding. + int paddingX = paddingLeft; + int paddingY = paddingTop; -/// Make block from the wxImage -bool wxRichTextImage::MakeBlock() -{ - if (m_imageBlock.GetImageType() == wxBITMAP_TYPE_ANY || m_imageBlock.GetImageType() == -1) - m_imageBlock.SetImageType(wxBITMAP_TYPE_PNG); + int totalLeftMargin = 0, totalRightMargin = 0, totalTopMargin = 0, totalBottomMargin = 0; + GetTotalMargin(dc, buffer, attr, totalLeftMargin, totalRightMargin, totalTopMargin, totalBottomMargin); - m_imageBlock.MakeImageBlock(m_image, m_imageBlock.GetImageType()); - return m_imageBlock.Ok(); -} + // Internal table width - the area for content + int internalTableWidth = tableWidth - totalLeftMargin - totalRightMargin; + + int rowCount = m_cells.GetCount(); + if (m_colCount == 0 || rowCount == 0) + { + wxRect overallRect(rect.x, rect.y, totalLeftMargin + totalRightMargin, totalTopMargin + totalBottomMargin); + SetCachedSize(overallRect.GetSize()); + // Zero content size + SetMinSize(overallRect.GetSize()); + SetMaxSize(GetMinSize()); + return true; + } -/// Draw the item -bool wxRichTextImage::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int WXUNUSED(descent), int WXUNUSED(style)) -{ - if (!m_image.Ok() && m_imageBlock.Ok()) - LoadFromBlock(); + // The final calculated widths + wxArrayInt colWidths; + colWidths.Add(0, m_colCount); - if (!m_image.Ok()) - return false; + wxArrayInt absoluteColWidths; + absoluteColWidths.Add(0, m_colCount); - if (m_image.Ok() && !m_bitmap.Ok()) - m_bitmap = wxBitmap(m_image); + wxArrayInt percentageColWidths; + percentageColWidths.Add(0, m_colCount); + // wxArrayInt percentageColWidthsSpanning(m_colCount); + // These are only relevant when the first column contains spanning information. + // wxArrayInt columnSpans(m_colCount); // Each contains 1 for non-spanning cell, > 1 for spanning cell. + wxArrayInt maxColWidths; + maxColWidths.Add(0, m_colCount); + wxArrayInt minColWidths; + minColWidths.Add(0, m_colCount); - int y = rect.y + (rect.height - m_image.GetHeight()); + wxSize tableSize(tableWidth, 0); - if (m_bitmap.Ok()) - dc.DrawBitmap(m_bitmap, rect.x, y, true); + int i, j, k; - if (selectionRange.Contains(range.GetStart())) + for (i = 0; i < m_colCount; i++) { - wxCheckSetBrush(dc, *wxBLACK_BRUSH); - wxCheckSetPen(dc, *wxBLACK_PEN); - dc.SetLogicalFunction(wxINVERT); - dc.DrawRectangle(rect); - dc.SetLogicalFunction(wxCOPY); + absoluteColWidths[i] = 0; + // absoluteColWidthsSpanning[i] = 0; + percentageColWidths[i] = -1; + // percentageColWidthsSpanning[i] = -1; + colWidths[i] = 0; + maxColWidths[i] = 0; + minColWidths[i] = 0; + // columnSpans[i] = 1; } - return true; -} + // (0) Determine which cells are visible according to spans + // 1 2 3 4 5 + // __________________ + // | | | | | 1 + // |------| |----| + // |------| | | 2 + // |------| | | 3 + // |------------------| + // |__________________| 4 -/// Lay the item out -bool wxRichTextImage::Layout(wxDC& WXUNUSED(dc), const wxRect& rect, int WXUNUSED(style)) -{ - if (!m_image.Ok()) - LoadFromBlock(); + // To calculate cell visibility: + // First find all spanning cells. Build an array of span records with start x, y and end x, y. + // Then for each cell, test whether we're within one of those cells, and unless we're at the start of + // that cell, hide the cell. - if (m_image.Ok()) + // We can also use this array to match the size of spanning cells to the grid. Or just do + // this when we iterate through all cells. + + // 0.1: add spanning cells to an array + wxRichTextRectArray rectArray; + for (j = 0; j < m_rowCount; j++) { - SetCachedSize(wxSize(m_image.GetWidth(), m_image.GetHeight())); - SetPosition(rect.GetPosition()); + for (i = 0; i < m_colCount; i++) + { + wxRichTextCell* cell = GetCell(j, i); + int colSpan = cell->GetColspan(); + int rowSpan = cell->GetRowspan(); + if (colSpan > 1 || rowSpan > 1) + { + rectArray.Add(wxRect(i, j, colSpan, rowSpan)); + } + } } + // 0.2: find which cells are subsumed by a spanning cell + for (j = 0; j < m_rowCount; j++) + { + for (i = 0; i < m_colCount; i++) + { + wxRichTextCell* cell = GetCell(j, i); + if (rectArray.GetCount() == 0) + { + cell->Show(true); + } + else + { + int colSpan = cell->GetColspan(); + int rowSpan = cell->GetRowspan(); - return true; -} + if (colSpan > 1 || rowSpan > 1) + { + // Assume all spanning cells are shown + cell->Show(true); + } + else + { + bool shown = true; + for (k = 0; k < (int) rectArray.GetCount(); k++) + { + if (rectArray[k].Contains(wxPoint(i, j))) + { + shown = false; + break; + } + } + cell->Show(shown); + } + } + } + } -/// Get/set the object size for the given range. Returns false if the range -/// is invalid for this object. -bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& WXUNUSED(dc), int WXUNUSED(flags), wxPoint WXUNUSED(position)) const -{ - if (!range.IsWithin(GetRange())) - return false; + // Find the first spanned cell in each row that spans the most columns and doesn't + // overlap with a spanned cell starting at a previous column position. + // This means we need to keep an array of rects so we can check. However + // it does also mean that some spans simply may not be taken into account + // where there are different spans happening on different rows. In these cases, + // they will simply be as wide as their constituent columns. - if (!m_image.Ok()) - return false; + // (1) Do an initial layout for all cells to get minimum and maximum size, and get + // the absolute or percentage width of each column. - size.x = m_image.GetWidth(); - size.y = m_image.GetHeight(); + for (j = 0; j < m_rowCount; j++) + { + // First get the overall margins so we can calculate percentage widths based on + // the available content space for all cells on the row - return true; -} + int overallRowContentMargin = 0; + int visibleCellCount = 0; -/// Copy -void wxRichTextImage::Copy(const wxRichTextImage& obj) -{ - wxRichTextObject::Copy(obj); + for (i = 0; i < m_colCount; i++) + { + wxRichTextBox* cell = GetCell(j, i); + if (cell->IsShown()) + { + int cellTotalLeftMargin = 0, cellTotalRightMargin = 0, cellTotalTopMargin = 0, cellTotalBottomMargin = 0; + GetTotalMargin(dc, buffer, cell->GetAttributes(), cellTotalLeftMargin, cellTotalRightMargin, cellTotalTopMargin, cellTotalBottomMargin); - m_image = obj.m_image; - m_imageBlock = obj.m_imageBlock; -} + overallRowContentMargin += (cellTotalLeftMargin + cellTotalRightMargin); + visibleCellCount ++; + } + } -/*! - * Utilities - * - */ + // Add in inter-cell padding + overallRowContentMargin += ((visibleCellCount-1) * paddingX); -/// Compare two attribute objects -bool wxTextAttrEq(const wxTextAttr& attr1, const wxTextAttr& attr2) -{ - return (attr1 == attr2); -} + int rowContentWidth = internalTableWidth - overallRowContentMargin; + wxSize rowTableSize(rowContentWidth, 0); + wxTextAttrDimensionConverter converter(dc, scale, rowTableSize); -// Partial equality test taking flags into account -bool wxTextAttrEqPartial(const wxTextAttr& attr1, const wxTextAttr& attr2, int flags) -{ - return attr1.EqPartial(attr2, flags); -} + for (i = 0; i < m_colCount; i++) + { + wxRichTextCell* cell = GetCell(j, i); + if (cell->IsShown()) + { + int colSpan = cell->GetColspan(); -/// Compare tabs -bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2) -{ - if (tabs1.GetCount() != tabs2.GetCount()) - return false; + // Lay out cell to find min/max widths + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, context, availableSpace, availableSpace, style); - size_t i; - for (i = 0; i < tabs1.GetCount(); i++) + if (colSpan == 1) + { + int absoluteCellWidth = -1; + int percentageCellWidth = -1; + + // I think we need to calculate percentages from the internal table size, + // minus the padding between cells which we'll need to calculate from the + // (number of VISIBLE cells - 1)*paddingX. Then percentages that add up to 100% + // will add up to 100%. In CSS, the width specifies the cell's content rect width, + // so if we want to conform to that we'll need to add in the overall cell margins. + // However, this will make it difficult to specify percentages that add up to + // 100% and still fit within the table width. + // Let's say two cells have 50% width. They have 10 pixels of overall margin each. + // The table content rect is 500 pixels and the inter-cell padding is 20 pixels. + // If we're using internal content size for the width, we would calculate the + // the overall cell width for n cells as: + // (500 - 20*(n-1) - overallCellMargin1 - overallCellMargin2 - ...) * percentage / 100 + // + thisOverallCellMargin + // = 500 - 20 - 10 - 10) * 0.5 + 10 = 240 pixels overall cell width. + // Adding this back, we get 240 + 240 + 20 = 500 pixels. + + if (cell->GetAttributes().GetTextBoxAttr().GetWidth().IsValid()) + { + int w = converter.GetPixels(cell->GetAttributes().GetTextBoxAttr().GetWidth()); + if (cell->GetAttributes().GetTextBoxAttr().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE) + { + percentageCellWidth = w; + } + else + { + absoluteCellWidth = w; + } + // Override absolute width with minimum width if necessary + if (cell->GetMinSize().x > 0 && absoluteCellWidth !=1 && cell->GetMinSize().x > absoluteCellWidth) + absoluteCellWidth = cell->GetMinSize().x; + } + + if (absoluteCellWidth != -1) + { + if (absoluteCellWidth > absoluteColWidths[i]) + absoluteColWidths[i] = absoluteCellWidth; + } + + if (percentageCellWidth != -1) + { + if (percentageCellWidth > percentageColWidths[i]) + percentageColWidths[i] = percentageCellWidth; + } + + if (colSpan == 1 && cell->GetMinSize().x && cell->GetMinSize().x > minColWidths[i]) + minColWidths[i] = cell->GetMinSize().x; + if (colSpan == 1 && cell->GetMaxSize().x && cell->GetMaxSize().x > maxColWidths[i]) + maxColWidths[i] = cell->GetMaxSize().x; + } + } + } + } + + // (2) Allocate initial column widths from minimum widths, absolute values and proportions + // TODO: simply merge this into (1). + for (i = 0; i < m_colCount; i++) { - if (tabs1[i] != tabs2[i]) - return false; + if (absoluteColWidths[i] > 0) + { + colWidths[i] = absoluteColWidths[i]; + } + else if (percentageColWidths[i] > 0) + { + colWidths[i] = percentageColWidths[i]; + + // This is rubbish - we calculated the absolute widths from percentages, so + // we can't do it again here. + //colWidths[i] = (int) (double(percentageColWidths[i]) * double(tableWidth) / 100.0 + 0.5); + } } - return true; -} -bool wxRichTextApplyStyle(wxTextAttr& destStyle, const wxTextAttr& style, wxTextAttr* compareWith) -{ - return destStyle.Apply(style, compareWith); -} + // (3) Process absolute or proportional widths of spanning columns, + // now that we know what our fixed column widths are going to be. + // Spanned cells will try to adjust columns so the span will fit. + // Even existing fixed column widths can be expanded if necessary. + // Actually, currently fixed columns widths aren't adjusted; instead, + // the algorithm favours earlier rows and adjusts unspecified column widths + // the first time only. After that, we can't know whether the column has been + // specified explicitly or not. (We could make a note if necessary.) + for (j = 0; j < m_rowCount; j++) + { + // First get the overall margins so we can calculate percentage widths based on + // the available content space for all cells on the row -// Remove attributes -bool wxRichTextRemoveStyle(wxTextAttr& destStyle, const wxTextAttr& style) -{ - return wxTextAttr::RemoveStyle(destStyle, style); -} + int overallRowContentMargin = 0; + int visibleCellCount = 0; -/// Combine two bitlists, specifying the bits of interest with separate flags. -bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB) -{ - return wxTextAttr::CombineBitlists(valueA, valueB, flagsA, flagsB); -} + for (i = 0; i < m_colCount; i++) + { + wxRichTextBox* cell = GetCell(j, i); + if (cell->IsShown()) + { + int cellTotalLeftMargin = 0, cellTotalRightMargin = 0, cellTotalTopMargin = 0, cellTotalBottomMargin = 0; + GetTotalMargin(dc, buffer, cell->GetAttributes(), cellTotalLeftMargin, cellTotalRightMargin, cellTotalTopMargin, cellTotalBottomMargin); -/// Compare two bitlists -bool wxRichTextBitlistsEqPartial(int valueA, int valueB, int flags) -{ - return wxTextAttr::BitlistsEqPartial(valueA, valueB, flags); -} + overallRowContentMargin += (cellTotalLeftMargin + cellTotalRightMargin); + visibleCellCount ++; + } + } -/// Split into paragraph and character styles -bool wxRichTextSplitParaCharStyles(const wxTextAttr& style, wxTextAttr& parStyle, wxTextAttr& charStyle) -{ - return wxTextAttr::SplitParaCharStyles(style, parStyle, charStyle); -} + // Add in inter-cell padding + overallRowContentMargin += ((visibleCellCount-1) * paddingX); -/// Convert a decimal to Roman numerals -wxString wxRichTextDecimalToRoman(long n) -{ - static wxArrayInt decimalNumbers; - static wxArrayString romanNumbers; + int rowContentWidth = internalTableWidth - overallRowContentMargin; + wxSize rowTableSize(rowContentWidth, 0); + wxTextAttrDimensionConverter converter(dc, scale, rowTableSize); - // Clean up arrays - if (n == -1) - { - decimalNumbers.Clear(); - romanNumbers.Clear(); - return wxEmptyString; + for (i = 0; i < m_colCount; i++) + { + wxRichTextCell* cell = GetCell(j, i); + if (cell->IsShown()) + { + int colSpan = cell->GetColspan(); + if (colSpan > 1) + { + int spans = wxMin(colSpan, m_colCount - i); + int cellWidth = 0; + if (spans > 0) + { + if (cell->GetAttributes().GetTextBoxAttr().GetWidth().IsValid()) + { + cellWidth = converter.GetPixels(cell->GetAttributes().GetTextBoxAttr().GetWidth()); + // Override absolute width with minimum width if necessary + if (cell->GetMinSize().x > 0 && cellWidth !=1 && cell->GetMinSize().x > cellWidth) + cellWidth = cell->GetMinSize().x; + } + else + { + // Do we want to do this? It's the only chance we get to + // use the cell's min/max sizes, so we need to work out + // how we're going to balance the unspecified spanning cell + // width with the possibility more-constrained constituent cell widths. + // Say there's a tiny bitmap giving it a max width of 10 pixels. We + // don't want to constraint all the spanned columns to fit into this cell. + // OK, let's say that if any of the constituent columns don't fit, + // then we simply stop constraining the columns; instead, we'll just fit the spanning + // cells to the columns later. + cellWidth = cell->GetMinSize().x; + if (cell->GetMaxSize().x > cellWidth) + cellWidth = cell->GetMaxSize().x; + } + + // Subtract the padding between cells + int spanningWidth = cellWidth; + spanningWidth -= paddingX * (spans-1); + + if (spanningWidth > 0) + { + // Now share the spanning width between columns within that span + // TODO: take into account min widths of columns within the span + int spanningWidthLeft = spanningWidth; + int stretchColCount = 0; + for (k = i; k < (i+spans); k++) + { + if (colWidths[k] > 0) // absolute or proportional width has been specified + spanningWidthLeft -= colWidths[k]; + else + stretchColCount ++; + } + // Now divide what's left between the remaining columns + int colShare = 0; + if (stretchColCount > 0) + colShare = spanningWidthLeft / stretchColCount; + int colShareRemainder = spanningWidthLeft - (colShare * stretchColCount); + + // If fixed-width columns are currently too big, then we'll later + // stretch the spanned cell to fit. + + if (spanningWidthLeft > 0) + { + for (k = i; k < (i+spans); k++) + { + if (colWidths[k] <= 0) // absolute or proportional width has not been specified + { + int newWidth = colShare; + if (k == (i+spans-1)) + newWidth += colShareRemainder; // ensure all pixels are filled + colWidths[k] = newWidth; + } + } + } + } + } + } + } + } } - if (decimalNumbers.GetCount() == 0) + // (4) Next, share any remaining space out between columns that have not yet been calculated. + // TODO: take into account min widths of columns within the span + int tableWidthMinusPadding = internalTableWidth - (m_colCount-1)*paddingX; + int widthLeft = tableWidthMinusPadding; + int stretchColCount = 0; + for (i = 0; i < m_colCount; i++) { - #define wxRichTextAddDecRom(n, r) decimalNumbers.Add(n); romanNumbers.Add(r); + // Subtract min width from width left, then + // add the colShare to the min width + if (colWidths[i] > 0) // absolute or proportional width has been specified + widthLeft -= colWidths[i]; + else + { + if (minColWidths[i] > 0) + widthLeft -= minColWidths[i]; - wxRichTextAddDecRom(1000, wxT("M")); - wxRichTextAddDecRom(900, wxT("CM")); - wxRichTextAddDecRom(500, wxT("D")); - wxRichTextAddDecRom(400, wxT("CD")); - wxRichTextAddDecRom(100, wxT("C")); - wxRichTextAddDecRom(90, wxT("XC")); - wxRichTextAddDecRom(50, wxT("L")); - wxRichTextAddDecRom(40, wxT("XL")); - wxRichTextAddDecRom(10, wxT("X")); - wxRichTextAddDecRom(9, wxT("IX")); - wxRichTextAddDecRom(5, wxT("V")); - wxRichTextAddDecRom(4, wxT("IV")); - wxRichTextAddDecRom(1, wxT("I")); + stretchColCount ++; + } } - int i = 0; - wxString roman; + // Now divide what's left between the remaining columns + int colShare = 0; + if (stretchColCount > 0) + colShare = widthLeft / stretchColCount; + int colShareRemainder = widthLeft - (colShare * stretchColCount); - while (n > 0 && i < 13) + // Check we don't have enough space, in which case shrink all columns, overriding + // any absolute/proportional widths + // TODO: actually we would like to divide up the shrinkage according to size. + // How do we calculate the proportions that will achieve this? + // Could first choose an arbitrary value for stretching cells, and then calculate + // factors to multiply each width by. + // TODO: want to record this fact and pass to an iteration that tries e.g. min widths + if (widthLeft < 0 || (stretchToFitTableWidth && (stretchColCount == 0))) { - if (n >= decimalNumbers[i]) + colShare = tableWidthMinusPadding / m_colCount; + colShareRemainder = tableWidthMinusPadding - (colShare * m_colCount); + for (i = 0; i < m_colCount; i++) { - n -= decimalNumbers[i]; - roman += romanNumbers[i]; + colWidths[i] = 0; + minColWidths[i] = 0; } - else + } + + // We have to adjust the columns if either we need to shrink the + // table to fit the parent/table width, or we explicitly set the + // table width and need to stretch out the table. + if (widthLeft < 0 || stretchToFitTableWidth) + { + for (i = 0; i < m_colCount; i++) { - i ++; + if (colWidths[i] <= 0) // absolute or proportional width has not been specified + { + if (minColWidths[i] > 0) + colWidths[i] = minColWidths[i] + colShare; + else + colWidths[i] = colShare; + if (i == (m_colCount-1)) + colWidths[i] += colShareRemainder; // ensure all pixels are filled + } } } - if (roman.IsEmpty()) - roman = wxT("0"); - return roman; -} -/*! - * wxRichTextFileHandler - * Base class for file handlers - */ + // TODO: if spanned cells have no specified or max width, make them the + // as big as the columns they span. Do this for all spanned cells in all + // rows, of course. Size any spanned cells left over at the end - even if they + // have width > 0, make sure they're limited to the appropriate column edge. -IMPLEMENT_CLASS(wxRichTextFileHandler, wxObject) -#if wxUSE_FFILE && wxUSE_STREAMS -bool wxRichTextFileHandler::LoadFile(wxRichTextBuffer *buffer, const wxString& filename) -{ - wxFFileInputStream stream(filename); - if (stream.Ok()) - return LoadFile(buffer, stream); +/* + Sort out confusion between content width + and overall width later. For now, assume we specify overall width. - return false; -} + So, now we've laid out the table to fit into the given space + and have used specified widths and minimum widths. -bool wxRichTextFileHandler::SaveFile(wxRichTextBuffer *buffer, const wxString& filename) -{ - wxFFileOutputStream stream(filename); - if (stream.Ok()) - return SaveFile(buffer, stream); + Now we need to consider how we will try to take maximum width into account. - return false; -} -#endif // wxUSE_FFILE && wxUSE_STREAMS +*/ -/// Can we handle this filename (if using files)? By default, checks the extension. -bool wxRichTextFileHandler::CanHandle(const wxString& filename) const -{ - wxString path, file, ext; - wxSplitPath(filename, & path, & file, & ext); + // (??) TODO: take max width into account - return (ext.Lower() == GetExtension()); -} + // (6) Lay out all cells again with the current values -/*! - * wxRichTextTextHandler - * Plain text handler - */ + int maxRight = 0; + int y = availableSpace.y; + for (j = 0; j < m_rowCount; j++) + { + int x = availableSpace.x; // TODO: take into account centering etc. + int maxCellHeight = 0; + int maxSpecifiedCellHeight = 0; -IMPLEMENT_CLASS(wxRichTextPlainTextHandler, wxRichTextFileHandler) + wxArrayInt actualWidths; + actualWidths.Add(0, m_colCount); -#if wxUSE_STREAMS -bool wxRichTextPlainTextHandler::DoLoadFile(wxRichTextBuffer *buffer, wxInputStream& stream) -{ - if (!stream.IsOk()) - return false; + wxTextAttrDimensionConverter converter(dc, scale); + for (i = 0; i < m_colCount; i++) + { + wxRichTextCell* cell = GetCell(j, i); + if (cell->IsShown()) + { + // Get max specified cell height + // Don't handle percentages for height + if (cell->GetAttributes().GetTextBoxAttr().GetHeight().IsValid() && cell->GetAttributes().GetTextBoxAttr().GetHeight().GetUnits() != wxTEXT_ATTR_UNITS_PERCENTAGE) + { + int h = converter.GetPixels(cell->GetAttributes().GetTextBoxAttr().GetHeight()); + if (h > maxSpecifiedCellHeight) + maxSpecifiedCellHeight = h; + } - wxString str; - int lastCh = 0; + if (colWidths[i] > 0) // absolute or proportional width has been specified + { + int colSpan = cell->GetColspan(); + wxRect availableCellSpace; - while (!stream.Eof()) - { - int ch = stream.GetC(); + // Take into account spans + if (colSpan > 1) + { + // Calculate the size of this spanning cell from its constituent columns + int xx = 0; + int spans = wxMin(colSpan, m_colCount - i); + for (k = i; k < (i+spans); k++) + { + if (k != i) + xx += paddingX; + xx += colWidths[k]; + } + availableCellSpace = wxRect(x, y, xx, -1); + } + else + availableCellSpace = wxRect(x, y, colWidths[i], -1); - if (!stream.Eof()) + // Store actual width so we can force cell to be the appropriate width on the final loop + actualWidths[i] = availableCellSpace.GetWidth(); + + // We now need to shift right by the width of any rowspanning cells above-left of us + int deltaX = GetRowspanDisplacement(this, j, i, paddingX, colWidths); + availableCellSpace.SetX(availableCellSpace.GetX() + deltaX); + + // Lay out cell + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, context, availableCellSpace, availableSpace, style); + + // TODO: use GetCachedSize().x to compute 'natural' size + + x += (availableCellSpace.GetWidth() + paddingX); + if ((cell->GetCachedSize().y > maxCellHeight) && (cell->GetRowspan() < 2)) + maxCellHeight = cell->GetCachedSize().y; + } + } + } + + maxCellHeight = wxMax(maxCellHeight, maxSpecifiedCellHeight); + + for (i = 0; i < m_colCount; i++) { - if (ch == 10 && lastCh != 13) - str += wxT('\n'); + wxRichTextCell* cell = GetCell(j, i); + if (cell->IsShown()) + { + wxRect availableCellSpace = wxRect(cell->GetPosition(), wxSize(actualWidths[i], maxCellHeight)); + // Lay out cell with new height + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, context, availableCellSpace, availableSpace, style); - if (ch > 0 && ch != 10) - str += wxChar(ch); + // Make sure the cell size really is the appropriate size, + // not the calculated box size + cell->SetCachedSize(wxSize(actualWidths[i], maxCellHeight)); - lastCh = ch; + maxRight = wxMax(maxRight, cell->GetPosition().x + cell->GetCachedSize().x); + } } + + y += maxCellHeight; + if (j < (m_rowCount-1)) + y += paddingY; } + + // Finally we need to expand any cell with rowspan > 1. We couldn't earlier; lower rows' heights weren't known + ExpandCellsWithRowspan(this, paddingY, y, dc, context, availableSpace, style); - buffer->ResetAndClearCommands(); - buffer->Clear(); - buffer->AddParagraphs(str); - buffer->UpdateRanges(); + // We need to add back the margins etc. + { + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(maxRight - availableSpace.x, y - availableSpace.y)); + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetCachedSize(marginRect.GetSize()); + } + + // TODO: calculate max size + { + SetMaxSize(GetCachedSize()); + } + + // TODO: calculate min size + { + SetMinSize(GetCachedSize()); + } + + // TODO: currently we use either a fixed table width or the parent's size. + // We also want to be able to calculate the table width from its content, + // whether using fixed column widths or cell content min/max width. + // Probably need a boolean flag to say whether we need to stretch cells + // to fit the table width, or to simply use min/max cell widths. The + // trouble with this is that if cell widths are not specified, they + // will be tiny; we could use arbitrary defaults but this seems unsatisfactory. + // Anyway, ignoring that problem, we probably need to factor layout into a function + // that can can calculate the maximum unconstrained layout in case table size is + // not specified. Then LayoutToBestSize() can choose to use either parent size to + // constrain Layout(), or the previously-calculated max size to constraint layout. return true; } -bool wxRichTextPlainTextHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream) +// Finds the absolute position and row height for the given character position +bool wxRichTextTable::FindPosition(wxDC& dc, wxRichTextDrawingContext& context, long index, wxPoint& pt, int* height, bool forceLineStart) { - if (!stream.IsOk()) + wxRichTextCell* child = GetCell(index+1); + if (child) + { + // Find the position at the start of the child cell, since the table doesn't + // have any caret position of its own. + return child->FindPosition(dc, context, -1, pt, height, forceLineStart); + } + else return false; +} - wxString text = buffer->GetText(); +// Get the cell at the given character position (in the range of the table). +wxRichTextCell* wxRichTextTable::GetCell(long pos) const +{ + int row = 0, col = 0; + if (GetCellRowColumnPosition(pos, row, col)) + { + return GetCell(row, col); + } + else + return NULL; +} - wxString newLine = wxRichTextLineBreakChar; - text.Replace(newLine, wxT("\n")); +// Get the row/column for a given character position +bool wxRichTextTable::GetCellRowColumnPosition(long pos, int& row, int& col) const +{ + if (m_colCount == 0 || m_rowCount == 0) + return false; - wxCharBuffer buf = text.ToAscii(); + row = (int) (pos / m_colCount); + col = pos - (row * m_colCount); - stream.Write((const char*) buf, text.length()); - return true; + wxASSERT(row < m_rowCount && col < m_colCount); + + if (row < m_rowCount && col < m_colCount) + return true; + else + return false; } -#endif // wxUSE_STREAMS +// Calculate range, taking row/cell ordering into account instead of relying +// on list ordering. +void wxRichTextTable::CalculateRange(long start, long& end) +{ + long current = start; + long lastEnd = current; + + if (IsTopLevel()) + { + current = 0; + lastEnd = 0; + } + + int i, j; + for (i = 0; i < m_rowCount; i++) + { + for (j = 0; j < m_colCount; j++) + { + wxRichTextCell* child = GetCell(i, j); + if (child) + { + long childEnd = 0; + + child->CalculateRange(current, childEnd); + + lastEnd = childEnd; + current = childEnd + 1; + } + } + } + + // A top-level object always has a range of size 1, + // because its children don't count at this level. + end = start; + m_range.SetRange(start, start); + + // An object with no children has zero length + if (m_children.GetCount() == 0) + lastEnd --; + m_ownRange.SetRange(0, lastEnd); +} + +// Gets the range size. +bool wxRichTextTable::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, wxRichTextDrawingContext& context, int flags, const wxPoint& position, const wxSize& parentSize, wxArrayInt* partialExtents) const +{ + return wxRichTextBox::GetRangeSize(range, size, descent, dc, context, flags, position, parentSize, partialExtents); +} + +// Deletes content in the given range. +bool wxRichTextTable::DeleteRange(const wxRichTextRange& WXUNUSED(range)) +{ + // TODO: implement deletion of cells + return true; +} + +// Gets any text in this object for the given range. +wxString wxRichTextTable::GetTextForRange(const wxRichTextRange& range) const +{ + return wxRichTextBox::GetTextForRange(range); +} + +// Copies this object. +void wxRichTextTable::Copy(const wxRichTextTable& obj) +{ + wxRichTextBox::Copy(obj); + + ClearTable(); + + m_rowCount = obj.m_rowCount; + m_colCount = obj.m_colCount; + + m_cells.Add(wxRichTextObjectPtrArray(), m_rowCount); + + int i, j; + for (i = 0; i < m_rowCount; i++) + { + wxRichTextObjectPtrArray& colArray = m_cells[i]; + for (j = 0; j < m_colCount; j++) + { + wxRichTextCell* cell = wxDynamicCast(obj.GetCell(i, j)->Clone(), wxRichTextCell); + AppendChild(cell); + + colArray.Add(cell); + } + } +} + +void wxRichTextTable::ClearTable() +{ + m_cells.Clear(); + DeleteChildren(); + m_rowCount = 0; + m_colCount = 0; +} + +bool wxRichTextTable::CreateTable(int rows, int cols) +{ + ClearTable(); + + m_rowCount = rows; + m_colCount = cols; + + m_cells.Add(wxRichTextObjectPtrArray(), rows); + + int i, j; + for (i = 0; i < rows; i++) + { + wxRichTextObjectPtrArray& colArray = m_cells[i]; + for (j = 0; j < cols; j++) + { + wxRichTextCell* cell = new wxRichTextCell; + AppendChild(cell); + cell->AddParagraph(wxEmptyString); + + colArray.Add(cell); + } + } + + return true; +} + +wxRichTextCell* wxRichTextTable::GetCell(int row, int col) const +{ + wxASSERT(row < m_rowCount); + wxASSERT(col < m_colCount); + + if (row < m_rowCount && col < m_colCount) + { + wxRichTextObjectPtrArray& colArray = m_cells[row]; + wxRichTextObject* obj = colArray[col]; + return wxDynamicCast(obj, wxRichTextCell); + } + else + return NULL; +} + +// Returns a selection object specifying the selections between start and end character positions. +// For example, a table would deduce what cells (of range length 1) are selected when dragging across the table. +wxRichTextSelection wxRichTextTable::GetSelection(long start, long end) const +{ + wxRichTextSelection selection; + selection.SetContainer((wxRichTextTable*) this); + + if (start > end) + { + long tmp = end; + end = start; + start = tmp; + } + + wxASSERT( start >= 0 && end < (m_colCount * m_rowCount)); + + if (end >= (m_colCount * m_rowCount)) + return selection; + + // We need to find the rectangle of cells that is described by the rectangle + // with start, end as the diagonal. Make sure we don't add cells that are + // not currenty visible because they are overlapped by spanning cells. /* - * Stores information about an image, in binary in-memory form - */ + -------------------------- + | 0 | 1 | 2 | 3 | 4 | + -------------------------- + | 5 | 6 | 7 | 8 | 9 | + -------------------------- + | 10 | 11 | 12 | 13 | 14 | + -------------------------- + | 15 | 16 | 17 | 18 | 19 | + -------------------------- -wxRichTextImageBlock::wxRichTextImageBlock() + Let's say we select 6 -> 18. + + Left and right edge cols of rectangle are 1 and 3 inclusive. Find least/greatest to find + which is left and which is right. + + Top and bottom edge rows are 1 and 3 inclusive. Again, find least/greatest to find top and bottom. + + Now go through rows from 1 to 3 and only add cells that are (a) within above column range + and (b) shown. + + +*/ + + int leftCol = start - m_colCount * int(start/m_colCount); + int rightCol = end - m_colCount * int(end/m_colCount); + + int topRow = int(start/m_colCount); + int bottomRow = int(end/m_colCount); + + if (leftCol > rightCol) + { + int tmp = rightCol; + rightCol = leftCol; + leftCol = tmp; + } + + if (topRow > bottomRow) + { + int tmp = bottomRow; + bottomRow = topRow; + topRow = tmp; + } + + int i, j; + for (i = topRow; i <= bottomRow; i++) + { + for (j = leftCol; j <= rightCol; j++) + { + wxRichTextCell* cell = GetCell(i, j); + if (cell && cell->IsShown()) + selection.Add(cell->GetRange()); + } + } + + return selection; +} + +// Sets the attributes for the cells specified by the selection. +bool wxRichTextTable::SetCellStyle(const wxRichTextSelection& selection, const wxRichTextAttr& style, int flags) { - Init(); + if (selection.GetContainer() != this) + return false; + + wxRichTextBuffer* buffer = GetBuffer(); + bool haveControl = (buffer && buffer->GetRichTextCtrl() != NULL); + bool withUndo = haveControl && ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0); + + if (withUndo) + buffer->BeginBatchUndo(_("Set Cell Style")); + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextCell* cell = wxDynamicCast(node->GetData(), wxRichTextCell); + if (cell && selection.WithinSelection(cell->GetRange().GetStart())) + SetStyle(cell, style, flags); + node = node->GetNext(); + } + + // Do action, or delay it until end of batch. + if (withUndo) + buffer->EndBatchUndo(); + + return true; } -wxRichTextImageBlock::wxRichTextImageBlock(const wxRichTextImageBlock& block):wxObject() +wxPosition wxRichTextTable::GetFocusedCell() const { - Init(); - Copy(block); + wxPosition position(-1, -1); + const wxRichTextObject* focus = GetBuffer()->GetRichTextCtrl()->GetFocusObject(); + + for (int row = 0; row < GetRowCount(); ++row) + { + for (int col = 0; col < GetColumnCount(); ++col) + { + if (GetCell(row, col) == focus) + { + position.SetRow(row); + position.SetCol(col); + return position; + } + } + } + + return position; +} + +bool wxRichTextTable::DeleteRows(int startRow, int noRows) +{ + wxASSERT((startRow + noRows) <= m_rowCount); + if ((startRow + noRows) > m_rowCount) + return false; + + wxCHECK_MSG(noRows != m_rowCount, false, "Trying to delete all the cells in a table"); + + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextCtrl* rtc = buffer->GetRichTextCtrl(); + + wxPosition position = GetFocusedCell(); + int focusCol = position.GetCol(); + int focusRow = position.GetRow(); + if (focusRow >= startRow && focusRow < (startRow+noRows)) + { + // Deleting a focused cell causes a segfault later when laying out, due to GetFocusedObject() returning an invalid object + if ((startRow + noRows) < m_rowCount) + { + // There are more rows after the one(s) to be deleted, so set focus in the first of them + rtc->SetFocusObject(GetCell(startRow + noRows, focusCol)); + } + else + { + // Otherwise set focus in the preceding row + rtc->SetFocusObject(GetCell(startRow - 1, focusCol)); + } + } + + wxRichTextAction* action = NULL; + wxRichTextTable* clone = NULL; + if (!rtc->SuppressingUndo()) + { + // Create a clone containing the current state of the table. It will be used to Undo the action + clone = wxStaticCast(this->Clone(), wxRichTextTable); + clone->SetParent(GetParent()); + action = new wxRichTextAction(NULL, _("Delete row"), wxRICHTEXT_CHANGE_OBJECT, buffer, this, rtc); + action->SetObject(this); + action->SetPosition(GetRange().GetStart()); + } + + int i, j; + for (i = startRow; i < (startRow+noRows); i++) + { + wxRichTextObjectPtrArray& colArray = m_cells[startRow]; + for (j = 0; j < (int) colArray.GetCount(); j++) + { + wxRichTextObject* cell = colArray[j]; + RemoveChild(cell, true); + } + + // Keep deleting at the same position, since we move all + // the others up + m_cells.RemoveAt(startRow); + } + + m_rowCount = m_rowCount - noRows; + + if (!rtc->SuppressingUndo()) + { + buffer->SubmitAction(action); + // Finally store the original-state clone; doing so earlier would cause various failures + action->StoreObject(clone); + } + + return true; +} + +bool wxRichTextTable::DeleteColumns(int startCol, int noCols) +{ + wxASSERT((startCol + noCols) <= m_colCount); + if ((startCol + noCols) > m_colCount) + return false; + + wxCHECK_MSG(noCols != m_colCount, false, "Trying to delete all the cells in a table"); + + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextCtrl* rtc = buffer->GetRichTextCtrl(); + + wxPosition position = GetFocusedCell(); + int focusCol = position.GetCol(); + int focusRow = position.GetRow(); + if (focusCol >= startCol && focusCol < (startCol+noCols)) + { + // Deleting a focused cell causes a segfault later when laying out, due to GetFocusedObject() returning an invalid object + if ((startCol + noCols) < m_colCount) + { + // There are more columns after the one(s) to be deleted, so set focus in the first of them + rtc->SetFocusObject(GetCell(focusRow, startCol + noCols)); + } + else + { + // Otherwise set focus in the preceding column + rtc->SetFocusObject(GetCell(focusRow, startCol - 1)); + } + } + + wxRichTextAction* action = NULL; + wxRichTextTable* clone = NULL; + if (!rtc->SuppressingUndo()) + { + // Create a clone containing the current state of the table. It will be used to Undo the action + clone = wxStaticCast(this->Clone(), wxRichTextTable); + clone->SetParent(GetParent()); + action = new wxRichTextAction(NULL, _("Delete column"), wxRICHTEXT_CHANGE_OBJECT, buffer, this, rtc); + action->SetObject(this); + action->SetPosition(GetRange().GetStart()); + } + + bool deleteRows = (noCols == m_colCount); + + int i, j; + for (i = 0; i < m_rowCount; i++) + { + wxRichTextObjectPtrArray& colArray = m_cells[deleteRows ? 0 : i]; + for (j = 0; j < noCols; j++) + { + wxRichTextObject* cell = colArray[startCol]; + RemoveChild(cell, true); + colArray.RemoveAt(startCol); + } + + if (deleteRows) + m_cells.RemoveAt(0); + } + + if (deleteRows) + m_rowCount = 0; + m_colCount = m_colCount - noCols; + + if (!rtc->SuppressingUndo()) + { + buffer->SubmitAction(action); + // Finally store the original-state clone; doing so earlier would cause various failures + action->StoreObject(clone); + } + + return true; +} + +bool wxRichTextTable::AddRows(int startRow, int noRows, const wxRichTextAttr& attr) +{ + wxASSERT(startRow <= m_rowCount); + if (startRow > m_rowCount) + return false; + + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextAction* action = NULL; + wxRichTextTable* clone = NULL; + if (!buffer->GetRichTextCtrl()->SuppressingUndo()) + { + // Create a clone containing the current state of the table. It will be used to Undo the action + clone = wxStaticCast(this->Clone(), wxRichTextTable); + clone->SetParent(GetParent()); + action = new wxRichTextAction(NULL, _("Add row"), wxRICHTEXT_CHANGE_OBJECT, buffer, this, buffer->GetRichTextCtrl()); + action->SetObject(this); + action->SetPosition(GetRange().GetStart()); + } + + int i, j; + for (i = 0; i < noRows; i++) + { + int idx; + if (startRow == m_rowCount) + { + m_cells.Add(wxRichTextObjectPtrArray()); + idx = m_cells.GetCount() - 1; + } + else + { + m_cells.Insert(wxRichTextObjectPtrArray(), startRow+i); + idx = startRow+i; + } + + wxRichTextObjectPtrArray& colArray = m_cells[idx]; + for (j = 0; j < m_colCount; j++) + { + wxRichTextCell* cell = new wxRichTextCell; + cell->GetAttributes() = attr; + + AppendChild(cell); + cell->AddParagraph(wxEmptyString); + colArray.Add(cell); + } + } + + m_rowCount = m_rowCount + noRows; + + if (!buffer->GetRichTextCtrl()->SuppressingUndo()) + { + buffer->SubmitAction(action); + // Finally store the original-state clone; doing so earlier would cause various failures + action->StoreObject(clone); + } + + return true; +} + +bool wxRichTextTable::AddColumns(int startCol, int noCols, const wxRichTextAttr& attr) +{ + wxASSERT(startCol <= m_colCount); + if (startCol > m_colCount) + return false; + + wxRichTextBuffer* buffer = GetBuffer(); + wxRichTextAction* action = NULL; + wxRichTextTable* clone = NULL; + if (!buffer->GetRichTextCtrl()->SuppressingUndo()) + { + // Create a clone containing the current state of the table. It will be used to Undo the action + clone = wxStaticCast(this->Clone(), wxRichTextTable); + clone->SetParent(GetParent()); + action = new wxRichTextAction(NULL, _("Add column"), wxRICHTEXT_CHANGE_OBJECT, buffer, this, buffer->GetRichTextCtrl()); + action->SetObject(this); + action->SetPosition(GetRange().GetStart()); + } + + int i, j; + for (i = 0; i < m_rowCount; i++) + { + wxRichTextObjectPtrArray& colArray = m_cells[i]; + for (j = 0; j < noCols; j++) + { + wxRichTextCell* cell = new wxRichTextCell; + cell->GetAttributes() = attr; + + AppendChild(cell); + cell->AddParagraph(wxEmptyString); + + if (startCol == m_colCount) + colArray.Add(cell); + else + colArray.Insert(cell, startCol+j); + } + } + + m_colCount = m_colCount + noCols; + + if (!buffer->GetRichTextCtrl()->SuppressingUndo()) + { + buffer->SubmitAction(action); + // Finally store the original-state clone; doing so earlier would cause various failures + action->StoreObject(clone); + } + + return true; +} + +// Edit properties via a GUI +bool wxRichTextTable::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) +{ + wxRichTextObjectPropertiesDialog boxDlg(this, wxGetTopLevelParent(parent), wxID_ANY, _("Table Properties")); + boxDlg.SetAttributes(GetAttributes()); + + if (boxDlg.ShowModal() == wxID_OK) + { + boxDlg.ApplyStyle(buffer->GetRichTextCtrl(), wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_RESET); + return true; + } + else + return false; } -wxRichTextImageBlock::~wxRichTextImageBlock() -{ - if (m_data) +/* + * Module to initialise and clean up handlers + */ + +class wxRichTextModule: public wxModule +{ +DECLARE_DYNAMIC_CLASS(wxRichTextModule) +public: + wxRichTextModule() {} + bool OnInit() + { + wxRichTextBuffer::SetRenderer(new wxRichTextStdRenderer); + wxRichTextBuffer::InitStandardHandlers(); + wxRichTextParagraph::InitDefaultTabs(); + + wxRichTextXMLHandler::RegisterNodeName(wxT("text"), wxT("wxRichTextPlainText")); + wxRichTextXMLHandler::RegisterNodeName(wxT("symbol"), wxT("wxRichTextPlainText")); + wxRichTextXMLHandler::RegisterNodeName(wxT("image"), wxT("wxRichTextImage")); + wxRichTextXMLHandler::RegisterNodeName(wxT("paragraph"), wxT("wxRichTextParagraph")); + wxRichTextXMLHandler::RegisterNodeName(wxT("paragraphlayout"), wxT("wxRichTextParagraphLayoutBox")); + wxRichTextXMLHandler::RegisterNodeName(wxT("textbox"), wxT("wxRichTextBox")); + wxRichTextXMLHandler::RegisterNodeName(wxT("cell"), wxT("wxRichTextCell")); + wxRichTextXMLHandler::RegisterNodeName(wxT("table"), wxT("wxRichTextTable")); + wxRichTextXMLHandler::RegisterNodeName(wxT("field"), wxT("wxRichTextField")); + + return true; + } + void OnExit() + { + wxRichTextBuffer::CleanUpHandlers(); + wxRichTextBuffer::CleanUpDrawingHandlers(); + wxRichTextBuffer::CleanUpFieldTypes(); + wxRichTextXMLHandler::ClearNodeToClassMap(); + wxRichTextDecimalToRoman(-1); + wxRichTextParagraph::ClearDefaultTabs(); + wxRichTextCtrl::ClearAvailableFontNames(); + wxRichTextBuffer::SetRenderer(NULL); + } +}; + +IMPLEMENT_DYNAMIC_CLASS(wxRichTextModule, wxModule) + + +// If the richtext lib is dynamically loaded after the app has already started +// (such as from wxPython) then the built-in module system will not init this +// module. Provide this function to do it manually. +void wxRichTextModuleInit() +{ + wxModule* module = new wxRichTextModule; + wxModule::RegisterModule(module); + wxModule::InitializeModules(); +} + + +/*! + * Commands for undo/redo + * + */ + +wxRichTextCommand::wxRichTextCommand(const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, + wxRichTextParagraphLayoutBox* container, wxRichTextCtrl* ctrl, bool ignoreFirstTime): wxCommand(true, name) +{ + /* wxRichTextAction* action = */ new wxRichTextAction(this, name, id, buffer, container, ctrl, ignoreFirstTime); +} + +wxRichTextCommand::wxRichTextCommand(const wxString& name): wxCommand(true, name) +{ +} + +wxRichTextCommand::~wxRichTextCommand() +{ + ClearActions(); +} + +void wxRichTextCommand::AddAction(wxRichTextAction* action) +{ + if (!m_actions.Member(action)) + m_actions.Append(action); +} + +bool wxRichTextCommand::Do() +{ + for (wxList::compatibility_iterator node = m_actions.GetFirst(); node; node = node->GetNext()) + { + wxRichTextAction* action = (wxRichTextAction*) node->GetData(); + action->Do(); + } + + return true; +} + +bool wxRichTextCommand::Undo() +{ + for (wxList::compatibility_iterator node = m_actions.GetLast(); node; node = node->GetPrevious()) + { + wxRichTextAction* action = (wxRichTextAction*) node->GetData(); + action->Undo(); + } + + return true; +} + +void wxRichTextCommand::ClearActions() +{ + WX_CLEAR_LIST(wxList, m_actions); +} + +/*! + * Individual action + * + */ + +wxRichTextAction::wxRichTextAction(wxRichTextCommand* cmd, const wxString& name, wxRichTextCommandId id, + wxRichTextBuffer* buffer, wxRichTextParagraphLayoutBox* container, + wxRichTextCtrl* ctrl, bool ignoreFirstTime) +{ + m_buffer = buffer; + m_object = NULL; + m_containerAddress.Create(buffer, container); + m_ignoreThis = ignoreFirstTime; + m_cmdId = id; + m_position = -1; + m_ctrl = ctrl; + m_name = name; + m_newParagraphs.SetDefaultStyle(buffer->GetDefaultStyle()); + m_newParagraphs.SetBasicStyle(buffer->GetBasicStyle()); + if (cmd) + cmd->AddAction(this); +} + +wxRichTextAction::~wxRichTextAction() +{ + if (m_object) + delete m_object; +} + +// Returns the container that this action refers to, using the container address and top-level buffer. +wxRichTextParagraphLayoutBox* wxRichTextAction::GetContainer() const +{ + wxRichTextParagraphLayoutBox* container = wxDynamicCast(GetContainerAddress().GetObject(m_buffer), wxRichTextParagraphLayoutBox); + return container; +} + + +void wxRichTextAction::CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions) +{ + // Store a list of line start character and y positions so we can figure out which area + // we need to refresh + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return; + + // NOTE: we're assuming that the buffer is laid out correctly at this point. + // If we had several actions, which only invalidate and leave layout until the + // paint handler is called, then this might not be true. So we may need to switch + // optimisation on only when we're simply adding text and not simultaneously + // deleting a selection, for example. Or, we make sure the buffer is laid out correctly + // first, but of course this means we'll be doing it twice. + if (!m_buffer->IsDirty() && m_ctrl) // can only do optimisation if the buffer is already laid out correctly + { + wxSize clientSize = m_ctrl->GetUnscaledSize(m_ctrl->GetClientSize()); + wxPoint firstVisiblePt = m_ctrl->GetUnscaledPoint(m_ctrl->GetFirstVisiblePoint()); + int lastY = firstVisiblePt.y + clientSize.y; + + wxRichTextParagraph* para = container->GetParagraphAtPosition(GetRange().GetStart()); + wxRichTextObjectList::compatibility_iterator node = container->GetChildren().Find(para); + while (node) + { + wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); + wxPoint pt = line->GetAbsolutePosition(); + wxRichTextRange range = line->GetAbsoluteRange(); + + if (pt.y > lastY) + { + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + } + else if (range.GetStart() > GetPosition() && pt.y >= firstVisiblePt.y) + { + optimizationLineCharPositions.Add(range.GetStart()); + optimizationLineYPositions.Add(pt.y); + } + + if (node2) + node2 = node2->GetNext(); + } + + if (node) + node = node->GetNext(); + } + } +#endif +} + +bool wxRichTextAction::Do() +{ + m_buffer->Modify(true); + + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return false; + + switch (m_cmdId) + { + case wxRICHTEXT_INSERT: + { + // Store a list of line start character and y positions so we can figure out which area + // we need to refresh + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + + container->InsertFragment(GetRange().GetStart(), m_newParagraphs); + container->UpdateRanges(); + + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + container->InvalidateHierarchy(wxRichTextRange(wxMax(0, GetRange().GetStart()-1), GetRange().GetEnd())); + + long newCaretPosition = GetPosition() + m_newParagraphs.GetOwnRange().GetLength(); + + // Character position to caret position + newCaretPosition --; + + // Don't take into account the last newline + if (m_newParagraphs.GetPartialParagraph()) + newCaretPosition --; + else + if (m_newParagraphs.GetChildren().GetCount() > 1) + { + wxRichTextObject* p = (wxRichTextObject*) m_newParagraphs.GetChildren().GetLast()->GetData(); + if (p->GetRange().GetLength() == 1) + newCaretPosition --; + } + + newCaretPosition = wxMin(newCaretPosition, (container->GetOwnRange().GetEnd()-1)); + + UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_CONTENT_INSERTED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_DELETE: + { + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + + container->DeleteRange(GetRange()); + container->UpdateRanges(); + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + container->InvalidateHierarchy(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); + + long caretPos = GetRange().GetStart()-1; + if (caretPos >= container->GetOwnRange().GetEnd()) + caretPos --; + + UpdateAppearance(caretPos, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_CONTENT_DELETED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_CHANGE_STYLE: + case wxRICHTEXT_CHANGE_PROPERTIES: + { + ApplyParagraphs(GetNewParagraphs()); + + // Invalidate the whole buffer if there were floating objects + if (wxRichTextBuffer::GetFloatingLayoutMode() && container->GetFloatingObjectCount() > 0) + m_buffer->InvalidateHierarchy(wxRICHTEXT_ALL); + else + { + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + container->InvalidateHierarchy(GetRange()); + } + + UpdateAppearance(GetPosition()); + + wxRichTextEvent cmdEvent( + m_cmdId == wxRICHTEXT_CHANGE_STYLE ? wxEVT_RICHTEXT_STYLE_CHANGED : wxEVT_RICHTEXT_PROPERTIES_CHANGED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_CHANGE_ATTRIBUTES: + { + wxRichTextObject* obj = m_objectAddress.GetObject(m_buffer); // container->GetChildAtPosition(GetRange().GetStart()); + if (obj) + { + wxRichTextAttr oldAttr = obj->GetAttributes(); + obj->GetAttributes() = m_attributes; + m_attributes = oldAttr; + } + + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + // Invalidate the whole buffer if there were floating objects + if (wxRichTextBuffer::GetFloatingLayoutMode() && container->GetFloatingObjectCount() > 0) + m_buffer->InvalidateHierarchy(wxRICHTEXT_ALL); + else + container->InvalidateHierarchy(GetRange()); + + UpdateAppearance(GetPosition()); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_STYLE_CHANGED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_CHANGE_OBJECT: + { + wxRichTextObject* obj = m_objectAddress.GetObject(m_buffer); + if (obj && m_object && m_ctrl) + { + // The plan is to swap the current object with the stored, previous-state, clone + // We can't get 'node' from the containing buffer (as it doesn't directly store objects) + // so use the parent paragraph + wxRichTextParagraph* para = wxDynamicCast(obj->GetParent(), wxRichTextParagraph); + wxCHECK_MSG(para, false, "Invalid parent paragraph"); + + // The stored object, m_object, may have a stale parent paragraph. This would cause + // a crash during layout, so use obj's parent para, which should be the correct one. + // (An alternative would be to return the parent too from m_objectAddress.GetObject(), + // or to set obj's parent there before returning) + m_object->SetParent(para); + + wxRichTextObjectList::compatibility_iterator node = para->GetChildren().Find(obj); + if (node) + { + wxRichTextObject* obj = node->GetData(); + node->SetData(m_object); + m_object = obj; + } + } + + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + // Invalidate the whole buffer if there were floating objects + if (wxRichTextBuffer::GetFloatingLayoutMode() && container->GetFloatingObjectCount() > 0) + m_buffer->InvalidateHierarchy(wxRICHTEXT_ALL); + else + container->InvalidateHierarchy(GetRange()); + + UpdateAppearance(GetPosition()); + + // TODO: send new kind of modification event + + break; + } + default: + break; + } + + return true; +} + +bool wxRichTextAction::Undo() +{ + m_buffer->Modify(true); + + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return false; + + switch (m_cmdId) + { + case wxRICHTEXT_INSERT: + { + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + + container->DeleteRange(GetRange()); + container->UpdateRanges(); + + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + container->InvalidateHierarchy(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); + + long newCaretPosition = GetPosition() - 1; + + UpdateAppearance(newCaretPosition, true, /* send update event */ & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_CONTENT_DELETED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_DELETE: + { + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + + container->InsertFragment(GetRange().GetStart(), m_oldParagraphs); + container->UpdateRanges(); + + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + container->InvalidateHierarchy(GetRange()); + + UpdateAppearance(GetPosition(), true, /* send update event */ & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */); + + wxRichTextEvent cmdEvent( + wxEVT_RICHTEXT_CONTENT_INSERTED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_CHANGE_STYLE: + case wxRICHTEXT_CHANGE_PROPERTIES: + { + ApplyParagraphs(GetOldParagraphs()); + // InvalidateHierarchy goes up the hierarchy as well as down, otherwise with a nested object, + // Layout() would stop prematurely at the top level. + container->InvalidateHierarchy(GetRange()); + + UpdateAppearance(GetPosition()); + + wxRichTextEvent cmdEvent( + m_cmdId == wxRICHTEXT_CHANGE_STYLE ? wxEVT_RICHTEXT_STYLE_CHANGED : wxEVT_RICHTEXT_PROPERTIES_CHANGED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); + + m_buffer->SendEvent(cmdEvent); + + break; + } + case wxRICHTEXT_CHANGE_ATTRIBUTES: + case wxRICHTEXT_CHANGE_OBJECT: + { + return Do(); + } + default: + break; + } + + return true; +} + +/// Update the control appearance +void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions, bool isDoCmd) +{ + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return; + + if (m_ctrl) + { + m_ctrl->SetFocusObject(container); + m_ctrl->SetCaretPosition(caretPosition); + + if (!m_ctrl->IsFrozen()) + { + wxRect containerRect = container->GetRect(); + + m_ctrl->LayoutContent(); + + // Refresh everything if there were floating objects or the container changed size + // (we can't yet optimize in these cases, since more complex interaction with other content occurs) + if ((wxRichTextBuffer::GetFloatingLayoutMode() && container->GetFloatingObjectCount() > 0) || (container->GetParent() && containerRect != container->GetRect())) + { + m_ctrl->Refresh(false); + } + else + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + // Find refresh rectangle if we are in a position to optimise refresh + if ((m_cmdId == wxRICHTEXT_INSERT || m_cmdId == wxRICHTEXT_DELETE) && optimizationLineCharPositions) + { + size_t i; + + wxSize clientSize = m_ctrl->GetUnscaledSize(m_ctrl->GetClientSize()); + wxPoint firstVisiblePt = m_ctrl->GetUnscaledPoint(m_ctrl->GetFirstVisiblePoint()); + + // Start/end positions + int firstY = 0; + int lastY = firstVisiblePt.y + clientSize.y; + + bool foundEnd = false; + + // position offset - how many characters were inserted + int positionOffset = GetRange().GetLength(); + + // Determine whether this is Do or Undo, and adjust positionOffset accordingly + if ((m_cmdId == wxRICHTEXT_DELETE && isDoCmd) || (m_cmdId == wxRICHTEXT_INSERT && !isDoCmd)) + positionOffset = - positionOffset; + + // find the first line which is being drawn at the same position as it was + // before. Since we're talking about a simple insertion, we can assume + // that the rest of the window does not need to be redrawn. + long pos = GetRange().GetStart(); + + wxRichTextParagraph* para = container->GetParagraphAtPosition(pos, false /* is not caret pos */); + // Since we support floating layout, we should redraw the whole para instead of just + // the first line touching the invalid range. + if (para) + { + // In case something was drawn above the paragraph, + // such as a line break, allow a little extra. + firstY = para->GetPosition().y - 4; + } + + wxRichTextObjectList::compatibility_iterator node = container->GetChildren().Find(para); + while (node) + { + wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); + wxPoint pt = line->GetAbsolutePosition(); + wxRichTextRange range = line->GetAbsoluteRange(); + + // we want to find the first line that is in the same position + // as before. This will mean we're at the end of the changed text. + + if (pt.y > lastY) // going past the end of the window, no more info + { + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + } + // Detect last line in the buffer + else if (!node2->GetNext() && para->GetRange().Contains(container->GetOwnRange().GetEnd())) + { + // If deleting text, make sure we refresh below as well as above + if (positionOffset >= 0) + { + foundEnd = true; + lastY = pt.y + line->GetSize().y; + } + + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + + break; + } + else + { + // search for this line being at the same position as before + for (i = 0; i < optimizationLineCharPositions->GetCount(); i++) + { + if (((*optimizationLineCharPositions)[i] + positionOffset == range.GetStart()) && + ((*optimizationLineYPositions)[i] == pt.y)) + { + // Stop, we're now the same as we were + foundEnd = true; + + lastY = pt.y + line->GetSize().y; + + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + + break; + } + } + } + + if (node2) + node2 = node2->GetNext(); + } + + if (node) + node = node->GetNext(); + } + + firstY = wxMax(firstVisiblePt.y, firstY); + if (!foundEnd) + lastY = firstVisiblePt.y + clientSize.y; + + // Convert to device coordinates + wxRect rect(m_ctrl->GetPhysicalPoint(m_ctrl->GetScaledPoint(wxPoint(firstVisiblePt.x, firstY))), m_ctrl->GetScaledSize(wxSize(clientSize.x, lastY - firstY))); + m_ctrl->RefreshRect(rect); + } + else +#endif + m_ctrl->Refresh(false); + + m_ctrl->PositionCaret(); + + // This causes styles to persist when doing programmatic + // content creation except when Freeze/Thaw is used, so + // disable this and check for the consequences. + // m_ctrl->SetDefaultStyleToCursorStyle(); + + if (sendUpdateEvent) + wxTextCtrl::SendTextUpdatedEvent(m_ctrl); + } + } +} + +/// Replace the buffer paragraphs with the new ones. +void wxRichTextAction::ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragment) +{ + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return; + + wxRichTextObjectList::compatibility_iterator node = fragment.GetChildren().GetFirst(); + while (node) + { + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + wxASSERT (para != NULL); + + // We'll replace the existing paragraph by finding the paragraph at this position, + // delete its node data, and setting a copy as the new node data. + // TODO: make more efficient by simply swapping old and new paragraph objects. + + wxRichTextParagraph* existingPara = container->GetParagraphAtPosition(para->GetRange().GetStart()); + if (existingPara) + { + wxRichTextObjectList::compatibility_iterator bufferParaNode = container->GetChildren().Find(existingPara); + if (bufferParaNode) + { + wxRichTextParagraph* newPara = new wxRichTextParagraph(*para); + newPara->SetParent(container); + + bufferParaNode->SetData(newPara); + + delete existingPara; + } + } + + node = node->GetNext(); + } +} + + +/*! + * wxRichTextRange + * This stores beginning and end positions for a range of data. + */ + +WX_DEFINE_OBJARRAY(wxRichTextRangeArray); + +/// Limit this range to be within 'range' +bool wxRichTextRange::LimitTo(const wxRichTextRange& range) +{ + if (m_start < range.m_start) + m_start = range.m_start; + + if (m_end > range.m_end) + m_end = range.m_end; + + return true; +} + +/*! + * wxRichTextImage implementation + * This object represents an image. + */ + +IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextObject) + +wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent, wxRichTextAttr* charStyle): + wxRichTextObject(parent) +{ + Init(); + m_imageBlock.MakeImageBlockDefaultQuality(image, wxBITMAP_TYPE_PNG); + if (charStyle) + SetAttributes(*charStyle); +} + +wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent, wxRichTextAttr* charStyle): + wxRichTextObject(parent) +{ + Init(); + m_imageBlock = imageBlock; + if (charStyle) + SetAttributes(*charStyle); +} + +wxRichTextImage::~wxRichTextImage() +{ +} + +void wxRichTextImage::Init() +{ + m_originalImageSize = wxSize(-1, -1); +} + +/// Create a cached image at the required size +bool wxRichTextImage::LoadImageCache(wxDC& dc, bool resetCache, const wxSize& parentSize) +{ + if (!m_imageBlock.IsOk()) + return false; + + // If we have an original image size, use that to compute the cached bitmap size + // instead of loading the image each time. This way we can avoid loading + // the image so long as the new cached bitmap size hasn't changed. + + wxImage image; + if (resetCache || m_originalImageSize.GetWidth() <= 0 || m_originalImageSize.GetHeight() <= 0) + { + m_imageCache = wxNullBitmap; + + m_imageBlock.Load(image); + if (!image.IsOk()) + return false; + + m_originalImageSize = wxSize(image.GetWidth(), image.GetHeight()); + } + + int width = m_originalImageSize.GetWidth(); + int height = m_originalImageSize.GetHeight(); + + int parentWidth = 0; + int parentHeight = 0; + + int maxWidth = -1; + int maxHeight = -1; + + wxSize sz = parentSize; + if (sz == wxDefaultSize) + { + if (GetParent() && GetParent()->GetParent()) + sz = GetParent()->GetParent()->GetCachedSize(); + } + + if (sz != wxDefaultSize) + { + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer) + { + // Find the actual space available when margin is taken into account + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + marginRect = wxRect(0, 0, sz.x, sz.y); + if (GetParent() && GetParent()->GetParent()) + { + buffer->GetBoxRects(dc, buffer, GetParent()->GetParent()->GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + sz = contentRect.GetSize(); + } + + // Use a minimum size to stop images becoming very small + parentWidth = wxMax(100, sz.GetWidth()); + parentHeight = wxMax(100, sz.GetHeight()); + + if (buffer->GetRichTextCtrl()) + // Start with a maximum width of the control size, even if not specified by the content, + // to minimize the amount of picture overlapping the right-hand side + maxWidth = parentWidth; + } + } + + if (GetAttributes().GetTextBoxAttr().GetWidth().IsValid() && GetAttributes().GetTextBoxAttr().GetWidth().GetValue() > 0) + { + if (parentWidth > 0 && GetAttributes().GetTextBoxAttr().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE) + width = (int) ((GetAttributes().GetTextBoxAttr().GetWidth().GetValue() * parentWidth)/100.0); + else if (GetAttributes().GetTextBoxAttr().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + width = ConvertTenthsMMToPixels(dc, GetAttributes().GetTextBoxAttr().GetWidth().GetValue()); + else if (GetAttributes().GetTextBoxAttr().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_PIXELS) + width = GetAttributes().GetTextBoxAttr().GetWidth().GetValue(); + } + + // Limit to max width + + if (GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().IsValid() && GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetValue() > 0) + { + int mw = -1; + + if (parentWidth > 0 && GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE) + mw = (int) ((GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetValue() * parentWidth)/100.0); + else if (GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + mw = ConvertTenthsMMToPixels(dc, GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetValue()); + else if (GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_PIXELS) + mw = GetAttributes().GetTextBoxAttr().GetMaxSize().GetWidth().GetValue(); + + // If we already have a smaller max width due to the constraints of the control size, + // don't use the larger max width. + if (mw != -1 && ((maxWidth == -1) || (mw < maxWidth))) + maxWidth = mw; + } + + if (maxWidth > 0 && width > maxWidth) + width = maxWidth; + + // Preserve the aspect ratio + if (width != m_originalImageSize.GetWidth()) + height = (int) (float(m_originalImageSize.GetHeight()) * (float(width)/float(m_originalImageSize.GetWidth()))); + + if (GetAttributes().GetTextBoxAttr().GetHeight().IsValid() && GetAttributes().GetTextBoxAttr().GetHeight().GetValue() > 0) + { + if (parentHeight > 0 && GetAttributes().GetTextBoxAttr().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE) + height = (int) ((GetAttributes().GetTextBoxAttr().GetHeight().GetValue() * parentHeight)/100.0); + else if (GetAttributes().GetTextBoxAttr().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + height = ConvertTenthsMMToPixels(dc, GetAttributes().GetTextBoxAttr().GetHeight().GetValue()); + else if (GetAttributes().GetTextBoxAttr().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_PIXELS) + height = GetAttributes().GetTextBoxAttr().GetHeight().GetValue(); + + // Preserve the aspect ratio + if (height != m_originalImageSize.GetHeight()) + width = (int) (float(m_originalImageSize.GetWidth()) * (float(height)/float(m_originalImageSize.GetHeight()))); + } + + // Limit to max height + + if (GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().IsValid() && GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetValue() > 0) + { + if (parentHeight > 0 && GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE) + maxHeight = (int) ((GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetValue() * parentHeight)/100.0); + else if (GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + maxHeight = ConvertTenthsMMToPixels(dc, GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetValue()); + else if (GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_PIXELS) + maxHeight = GetAttributes().GetTextBoxAttr().GetMaxSize().GetHeight().GetValue(); + } + + if (maxHeight > 0 && height > maxHeight) + { + height = maxHeight; + + // Preserve the aspect ratio + if (height != m_originalImageSize.GetHeight()) + width = (int) (float(m_originalImageSize.GetWidth()) * (float(height)/float(m_originalImageSize.GetHeight()))); + } + + // Prevent the use of zero size + width = wxMax(1, width); + height = wxMax(1, height); + + if (m_imageCache.IsOk() && m_imageCache.GetWidth() == width && m_imageCache.GetHeight() == height) + { + // Do nothing, we didn't need to change the image cache + } + else + { + if (!image.IsOk()) + { + m_imageBlock.Load(image); + if (!image.IsOk()) + return false; + } + + if (image.GetWidth() == width && image.GetHeight() == height) + m_imageCache = wxBitmap(image); + else + { + // If the original width and height is small, e.g. 400 or below, + // scale up and then down to improve image quality. This can make + // a big difference, with not much performance hit. + int upscaleThreshold = 400; + wxImage img; + if (image.GetWidth() <= upscaleThreshold || image.GetHeight() <= upscaleThreshold) + { + img = image.Scale(image.GetWidth()*2, image.GetHeight()*2); + img.Rescale(width, height, wxIMAGE_QUALITY_HIGH); + } + else + img = image.Scale(width, height, wxIMAGE_QUALITY_HIGH); + m_imageCache = wxBitmap(img); + } + } + + return m_imageCache.IsOk(); +} + +/// Draw the item +bool wxRichTextImage::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& WXUNUSED(range), const wxRichTextSelection& selection, const wxRect& rect, int WXUNUSED(descent), int WXUNUSED(style)) +{ + if (!IsShown()) + return true; + + // Don't need cached size AFAIK + // wxSize size = GetCachedSize(); + if (!LoadImageCache(dc)) + return false; + + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, this); + + DrawBoxAttributes(dc, GetBuffer(), attr, wxRect(rect.GetPosition(), GetCachedSize())); + + wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + marginRect = rect; // outer rectangle, will calculate contentRect + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + + dc.DrawBitmap(m_imageCache, contentRect.x, contentRect.y, true); + + if (selection.WithinSelection(GetRange().GetStart(), this)) + { + wxCheckSetBrush(dc, *wxBLACK_BRUSH); + wxCheckSetPen(dc, *wxBLACK_PEN); + dc.SetLogicalFunction(wxINVERT); + dc.DrawRectangle(contentRect); + dc.SetLogicalFunction(wxCOPY); + } + + return true; +} + +/// Lay the item out +bool wxRichTextImage::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& WXUNUSED(parentRect), int WXUNUSED(style)) +{ + if (!LoadImageCache(dc)) + return false; + + wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0,0), imageSize); + + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, this); + + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + + wxSize overallSize = marginRect.GetSize(); + + SetCachedSize(overallSize); + SetMaxSize(overallSize); + SetMinSize(overallSize); + SetPosition(rect.GetPosition()); + + return true; +} + +/// Get/set the object size for the given range. Returns false if the range +/// is invalid for this object. +bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& dc, wxRichTextDrawingContext& context, int WXUNUSED(flags), const wxPoint& WXUNUSED(position), const wxSize& parentSize, wxArrayInt* partialExtents) const +{ + if (!range.IsWithin(GetRange())) + return false; + + if (!((wxRichTextImage*)this)->LoadImageCache(dc, false, parentSize)) + { + size.x = 0; size.y = 0; + if (partialExtents) + partialExtents->Add(0); + return false; + } + + wxRichTextAttr attr(GetAttributes()); + context.ApplyVirtualAttributes(attr, (wxRichTextObject*) this); + + wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0,0), imageSize); + GetBoxRects(dc, GetBuffer(), attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + + wxSize overallSize = marginRect.GetSize(); + + if (partialExtents) + partialExtents->Add(overallSize.x); + + size = overallSize; + + return true; +} + +// Get the 'natural' size for an object. For an image, it would be the +// image size. +wxTextAttrSize wxRichTextImage::GetNaturalSize() const +{ + wxTextAttrSize size; + if (GetImageCache().IsOk()) + { + size.SetWidth(GetImageCache().GetWidth(), wxTEXT_ATTR_UNITS_PIXELS); + size.SetHeight(GetImageCache().GetHeight(), wxTEXT_ATTR_UNITS_PIXELS); + } + return size; +} + + +/// Copy +void wxRichTextImage::Copy(const wxRichTextImage& obj) +{ + wxRichTextObject::Copy(obj); + + m_imageBlock = obj.m_imageBlock; + m_originalImageSize = obj.m_originalImageSize; +} + +/// Edit properties via a GUI +bool wxRichTextImage::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) +{ + wxRichTextObjectPropertiesDialog imageDlg(this, wxGetTopLevelParent(parent), wxID_ANY, _("Picture Properties")); + imageDlg.SetAttributes(GetAttributes()); + + if (imageDlg.ShowModal() == wxID_OK) + { + // By passing wxRICHTEXT_SETSTYLE_RESET, indeterminate attributes set by the user will be set as + // indeterminate in the object. + imageDlg.ApplyStyle(buffer->GetRichTextCtrl(), wxRICHTEXT_SETSTYLE_WITH_UNDO|wxRICHTEXT_SETSTYLE_RESET); + return true; + } + else + return false; +} + +/*! + * Utilities + * + */ + +/// Compare two attribute objects +bool wxTextAttrEq(const wxRichTextAttr& attr1, const wxRichTextAttr& attr2) +{ + return (attr1 == attr2); +} + +/// Compare tabs +bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2) +{ + if (tabs1.GetCount() != tabs2.GetCount()) + return false; + + size_t i; + for (i = 0; i < tabs1.GetCount(); i++) + { + if (tabs1[i] != tabs2[i]) + return false; + } + return true; +} + +bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith) +{ + return destStyle.Apply(style, compareWith); +} + +// Remove attributes +bool wxRichTextRemoveStyle(wxRichTextAttr& destStyle, const wxRichTextAttr& style) +{ + return destStyle.RemoveStyle(style); +} + +/// Combine two bitlists, specifying the bits of interest with separate flags. +bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB) +{ + return wxRichTextAttr::CombineBitlists(valueA, valueB, flagsA, flagsB); +} + +/// Compare two bitlists +bool wxRichTextBitlistsEqPartial(int valueA, int valueB, int flags) +{ + return wxRichTextAttr::BitlistsEqPartial(valueA, valueB, flags); +} + +/// Split into paragraph and character styles +bool wxRichTextSplitParaCharStyles(const wxRichTextAttr& style, wxRichTextAttr& parStyle, wxRichTextAttr& charStyle) +{ + return wxRichTextAttr::SplitParaCharStyles(style, parStyle, charStyle); +} + +/// Convert a decimal to Roman numerals +wxString wxRichTextDecimalToRoman(long n) +{ + static wxArrayInt decimalNumbers; + static wxArrayString romanNumbers; + + // Clean up arrays + if (n == -1) + { + decimalNumbers.Clear(); + romanNumbers.Clear(); + return wxEmptyString; + } + + if (decimalNumbers.GetCount() == 0) + { + #define wxRichTextAddDecRom(n, r) decimalNumbers.Add(n); romanNumbers.Add(r); + + wxRichTextAddDecRom(1000, wxT("M")); + wxRichTextAddDecRom(900, wxT("CM")); + wxRichTextAddDecRom(500, wxT("D")); + wxRichTextAddDecRom(400, wxT("CD")); + wxRichTextAddDecRom(100, wxT("C")); + wxRichTextAddDecRom(90, wxT("XC")); + wxRichTextAddDecRom(50, wxT("L")); + wxRichTextAddDecRom(40, wxT("XL")); + wxRichTextAddDecRom(10, wxT("X")); + wxRichTextAddDecRom(9, wxT("IX")); + wxRichTextAddDecRom(5, wxT("V")); + wxRichTextAddDecRom(4, wxT("IV")); + wxRichTextAddDecRom(1, wxT("I")); + } + + int i = 0; + wxString roman; + + while (n > 0 && i < 13) + { + if (n >= decimalNumbers[i]) + { + n -= decimalNumbers[i]; + roman += romanNumbers[i]; + } + else + { + i ++; + } + } + if (roman.IsEmpty()) + roman = wxT("0"); + return roman; +} + +/*! + * wxRichTextFileHandler + * Base class for file handlers + */ + +IMPLEMENT_CLASS(wxRichTextFileHandler, wxObject) + +#if wxUSE_FFILE && wxUSE_STREAMS +bool wxRichTextFileHandler::LoadFile(wxRichTextBuffer *buffer, const wxString& filename) +{ + wxFFileInputStream stream(filename); + if (stream.IsOk()) + return LoadFile(buffer, stream); + + return false; +} + +bool wxRichTextFileHandler::SaveFile(wxRichTextBuffer *buffer, const wxString& filename) +{ + wxFFileOutputStream stream(filename); + if (stream.IsOk()) + return SaveFile(buffer, stream); + + return false; +} +#endif // wxUSE_FFILE && wxUSE_STREAMS + +/// Can we handle this filename (if using files)? By default, checks the extension. +bool wxRichTextFileHandler::CanHandle(const wxString& filename) const +{ + wxString path, file, ext; + wxFileName::SplitPath(filename, & path, & file, & ext); + + return (ext.Lower() == GetExtension()); +} + +/*! + * wxRichTextTextHandler + * Plain text handler + */ + +IMPLEMENT_CLASS(wxRichTextPlainTextHandler, wxRichTextFileHandler) + +#if wxUSE_STREAMS +bool wxRichTextPlainTextHandler::DoLoadFile(wxRichTextBuffer *buffer, wxInputStream& stream) +{ + if (!stream.IsOk()) + return false; + + wxString str; + int lastCh = 0; + + while (!stream.Eof()) + { + int ch = stream.GetC(); + + if (!stream.Eof()) + { + if (ch == 10 && lastCh != 13) + str += wxT('\n'); + + if (ch > 0 && ch != 10) + str += wxChar(ch); + + lastCh = ch; + } + } + + buffer->ResetAndClearCommands(); + buffer->Clear(); + buffer->AddParagraphs(str); + buffer->UpdateRanges(); + + return true; +} + +bool wxRichTextPlainTextHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream) +{ + if (!stream.IsOk()) + return false; + + wxString text = buffer->GetText(); + + wxString newLine = wxRichTextLineBreakChar; + text.Replace(newLine, wxT("\n")); + + wxCharBuffer buf = text.ToAscii(); + + stream.Write((const char*) buf, text.length()); + return true; +} +#endif // wxUSE_STREAMS + +/* + * Stores information about an image, in binary in-memory form + */ + +wxRichTextImageBlock::wxRichTextImageBlock() +{ + Init(); +} + +wxRichTextImageBlock::wxRichTextImageBlock(const wxRichTextImageBlock& block):wxObject() +{ + Init(); + Copy(block); +} + +wxRichTextImageBlock::~wxRichTextImageBlock() +{ + wxDELETEA(m_data); +} + +void wxRichTextImageBlock::Init() +{ + m_data = NULL; + m_dataSize = 0; + m_imageType = wxBITMAP_TYPE_INVALID; +} + +void wxRichTextImageBlock::Clear() +{ + wxDELETEA(m_data); + m_dataSize = 0; + m_imageType = wxBITMAP_TYPE_INVALID; +} + + +// Load the original image into a memory block. +// If the image is not a JPEG, we must convert it into a JPEG +// to conserve space. +// If it's not a JPEG we can make use of 'image', already scaled, so we don't have to +// load the image a 2nd time. + +bool wxRichTextImageBlock::MakeImageBlock(const wxString& filename, wxBitmapType imageType, + wxImage& image, bool convertToJPEG) +{ + m_imageType = imageType; + + wxString filenameToRead(filename); + bool removeFile = false; + + if (imageType == wxBITMAP_TYPE_INVALID) + return false; // Could not determine image type + + if ((imageType != wxBITMAP_TYPE_JPEG) && convertToJPEG) + { + wxString tempFile = + wxFileName::CreateTempFileName(_("image")); + + wxASSERT(!tempFile.IsEmpty()); + + image.SaveFile(tempFile, wxBITMAP_TYPE_JPEG); + filenameToRead = tempFile; + removeFile = true; + + m_imageType = wxBITMAP_TYPE_JPEG; + } + wxFile file; + if (!file.Open(filenameToRead)) + return false; + + m_dataSize = (size_t) file.Length(); + file.Close(); + + if (m_data) + delete[] m_data; + m_data = ReadBlock(filenameToRead, m_dataSize); + + if (removeFile) + wxRemoveFile(filenameToRead); + + return (m_data != NULL); +} + +// Make an image block from the wxImage in the given +// format. +bool wxRichTextImageBlock::MakeImageBlock(wxImage& image, wxBitmapType imageType, int quality) +{ + image.SetOption(wxT("quality"), quality); + + if (imageType == wxBITMAP_TYPE_INVALID) + return false; // Could not determine image type + + return DoMakeImageBlock(image, imageType); +} + +// Uses a const wxImage for efficiency, but can't set quality (only relevant for JPEG) +bool wxRichTextImageBlock::MakeImageBlockDefaultQuality(const wxImage& image, wxBitmapType imageType) +{ + if (imageType == wxBITMAP_TYPE_INVALID) + return false; // Could not determine image type + + return DoMakeImageBlock(image, imageType); +} + +// Makes the image block +bool wxRichTextImageBlock::DoMakeImageBlock(const wxImage& image, wxBitmapType imageType) +{ + wxMemoryOutputStream memStream; + if (!image.SaveFile(memStream, imageType)) + { + return false; + } + + unsigned char* block = new unsigned char[memStream.GetSize()]; + if (!block) + return false; + + if (m_data) + delete[] m_data; + m_data = block; + + m_imageType = imageType; + m_dataSize = memStream.GetSize(); + + memStream.CopyTo(m_data, m_dataSize); + + return (m_data != NULL); +} + +// Write to a file +bool wxRichTextImageBlock::Write(const wxString& filename) +{ + return WriteBlock(filename, m_data, m_dataSize); +} + +void wxRichTextImageBlock::Copy(const wxRichTextImageBlock& block) +{ + m_imageType = block.m_imageType; + wxDELETEA(m_data); + m_dataSize = block.m_dataSize; + if (m_dataSize == 0) + return; + + m_data = new unsigned char[m_dataSize]; + unsigned int i; + for (i = 0; i < m_dataSize; i++) + m_data[i] = block.m_data[i]; +} + +//// Operators +void wxRichTextImageBlock::operator=(const wxRichTextImageBlock& block) +{ + Copy(block); +} + +// Load a wxImage from the block +bool wxRichTextImageBlock::Load(wxImage& image) +{ + if (!m_data) + return false; + + // Read in the image. +#if wxUSE_STREAMS + wxMemoryInputStream mstream(m_data, m_dataSize); + bool success = image.LoadFile(mstream, GetImageType()); +#else + wxString tempFile = wxFileName::CreateTempFileName(_("image")); + wxASSERT(!tempFile.IsEmpty()); + + if (!WriteBlock(tempFile, m_data, m_dataSize)) + { + return false; + } + success = image.LoadFile(tempFile, GetImageType()); + wxRemoveFile(tempFile); +#endif + + return success; +} + +// Write data in hex to a stream +bool wxRichTextImageBlock::WriteHex(wxOutputStream& stream) +{ + if (m_dataSize == 0) + return true; + + int bufSize = 100000; + if (int(2*m_dataSize) < bufSize) + bufSize = 2*m_dataSize; + char* buf = new char[bufSize+1]; + + int left = m_dataSize; + int n, i, j; + j = 0; + while (left > 0) + { + if (left*2 > bufSize) + { + n = bufSize; left -= (bufSize/2); + } + else + { + n = left*2; left = 0; + } + + char* b = buf; + for (i = 0; i < (n/2); i++) + { + wxDecToHex(m_data[j], b, b+1); + b += 2; j ++; + } + + buf[n] = 0; + stream.Write((const char*) buf, n); + } + delete[] buf; + return true; +} + +// Read data in hex from a stream +bool wxRichTextImageBlock::ReadHex(wxInputStream& stream, int length, wxBitmapType imageType) +{ + int dataSize = length/2; + + if (m_data) + delete[] m_data; + + // create a null terminated temporary string: + char str[3]; + str[2] = '\0'; + + m_data = new unsigned char[dataSize]; + int i; + for (i = 0; i < dataSize; i ++) + { + str[0] = (char)stream.GetC(); + str[1] = (char)stream.GetC(); + + m_data[i] = (unsigned char)wxHexToDec(str); + } + + m_dataSize = dataSize; + m_imageType = imageType; + + return true; +} + +// Allocate and read from stream as a block of memory +unsigned char* wxRichTextImageBlock::ReadBlock(wxInputStream& stream, size_t size) +{ + unsigned char* block = new unsigned char[size]; + if (!block) + return NULL; + + stream.Read(block, size); + + return block; +} + +unsigned char* wxRichTextImageBlock::ReadBlock(const wxString& filename, size_t size) +{ + wxFileInputStream stream(filename); + if (!stream.IsOk()) + return NULL; + + return ReadBlock(stream, size); +} + +// Write memory block to stream +bool wxRichTextImageBlock::WriteBlock(wxOutputStream& stream, unsigned char* block, size_t size) +{ + stream.Write((void*) block, size); + return stream.IsOk(); + +} + +// Write memory block to file +bool wxRichTextImageBlock::WriteBlock(const wxString& filename, unsigned char* block, size_t size) +{ + wxFileOutputStream outStream(filename); + if (!outStream.IsOk()) + return false; + + return WriteBlock(outStream, block, size); +} + +// Gets the extension for the block's type +wxString wxRichTextImageBlock::GetExtension() const +{ + wxImageHandler* handler = wxImage::FindHandler(GetImageType()); + if (handler) + return handler->GetExtension(); + else + return wxEmptyString; +} + +#if wxUSE_DATAOBJ + +/*! + * The data object for a wxRichTextBuffer + */ + +const wxChar *wxRichTextBufferDataObject::ms_richTextBufferFormatId = wxT("wxRichText"); + +wxRichTextBufferDataObject::wxRichTextBufferDataObject(wxRichTextBuffer* richTextBuffer) +{ + m_richTextBuffer = richTextBuffer; + + // this string should uniquely identify our format, but is otherwise + // arbitrary + m_formatRichTextBuffer.SetId(GetRichTextBufferFormatId()); + + SetFormat(m_formatRichTextBuffer); +} + +wxRichTextBufferDataObject::~wxRichTextBufferDataObject() +{ + delete m_richTextBuffer; +} + +// after a call to this function, the richTextBuffer is owned by the caller and it +// is responsible for deleting it! +wxRichTextBuffer* wxRichTextBufferDataObject::GetRichTextBuffer() +{ + wxRichTextBuffer* richTextBuffer = m_richTextBuffer; + m_richTextBuffer = NULL; + + return richTextBuffer; +} + +wxDataFormat wxRichTextBufferDataObject::GetPreferredFormat(Direction WXUNUSED(dir)) const +{ + return m_formatRichTextBuffer; +} + +size_t wxRichTextBufferDataObject::GetDataSize() const +{ + if (!m_richTextBuffer) + return 0; + + wxString bufXML; + + { + wxStringOutputStream stream(& bufXML); + if (!m_richTextBuffer->SaveFile(stream, wxRICHTEXT_TYPE_XML)) + { + wxLogError(wxT("Could not write the buffer to an XML stream.\nYou may have forgotten to add the XML file handler.")); + return 0; + } + } + +#if wxUSE_UNICODE + wxCharBuffer buffer = bufXML.mb_str(wxConvUTF8); + return strlen(buffer) + 1; +#else + return bufXML.Length()+1; +#endif +} + +bool wxRichTextBufferDataObject::GetDataHere(void *pBuf) const +{ + if (!pBuf || !m_richTextBuffer) + return false; + + wxString bufXML; + + { + wxStringOutputStream stream(& bufXML); + if (!m_richTextBuffer->SaveFile(stream, wxRICHTEXT_TYPE_XML)) + { + wxLogError(wxT("Could not write the buffer to an XML stream.\nYou may have forgotten to add the XML file handler.")); + return 0; + } + } + +#if wxUSE_UNICODE + wxCharBuffer buffer = bufXML.mb_str(wxConvUTF8); + size_t len = strlen(buffer); + memcpy((char*) pBuf, (const char*) buffer, len); + ((char*) pBuf)[len] = 0; +#else + size_t len = bufXML.Length(); + memcpy((char*) pBuf, (const char*) bufXML.c_str(), len); + ((char*) pBuf)[len] = 0; +#endif + + return true; +} + +bool wxRichTextBufferDataObject::SetData(size_t WXUNUSED(len), const void *buf) +{ + wxDELETE(m_richTextBuffer); + + wxString bufXML((const char*) buf, wxConvUTF8); + + m_richTextBuffer = new wxRichTextBuffer; + + wxStringInputStream stream(bufXML); + if (!m_richTextBuffer->LoadFile(stream, wxRICHTEXT_TYPE_XML)) + { + wxLogError(wxT("Could not read the buffer from an XML stream.\nYou may have forgotten to add the XML file handler.")); + + wxDELETE(m_richTextBuffer); + + return false; + } + return true; +} + +#endif + // wxUSE_DATAOBJ + + +/* + * wxRichTextFontTable + * Manages quick access to a pool of fonts for rendering rich text + */ + +WX_DECLARE_STRING_HASH_MAP_WITH_DECL(wxFont, wxRichTextFontTableHashMap, class WXDLLIMPEXP_RICHTEXT); + +class wxRichTextFontTableData: public wxObjectRefData +{ +public: + wxRichTextFontTableData() {} + + wxFont FindFont(const wxRichTextAttr& fontSpec, double fontScale); + + wxRichTextFontTableHashMap m_hashMap; +}; + +wxFont wxRichTextFontTableData::FindFont(const wxRichTextAttr& fontSpec, double fontScale) +{ + wxString facename(fontSpec.GetFontFaceName()); + + int fontSize = fontSpec.GetFontSize(); + if (fontScale != 1.0) + fontSize = (int) ((double(fontSize) * fontScale) + 0.5); + + wxString units; + if (fontSpec.HasFontPixelSize() && !fontSpec.HasFontPointSize()) + units = wxT("px"); + else + units = wxT("pt"); + wxString spec = wxString::Format(wxT("%d-%s-%d-%d-%d-%d-%s-%d"), + fontSize, units.c_str(), fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), (int) fontSpec.GetFontUnderlined(), (int) fontSpec.GetFontStrikethrough(), + facename.c_str(), (int) fontSpec.GetFontEncoding()); + + wxRichTextFontTableHashMap::iterator entry = m_hashMap.find(spec); + if ( entry == m_hashMap.end() ) + { + if (fontSpec.HasFontPixelSize() && !fontSpec.HasFontPointSize()) + { + wxFont font(wxSize(0, fontSize), wxFONTFAMILY_DEFAULT, fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), fontSpec.GetFontUnderlined(), facename); + if (fontSpec.HasFontStrikethrough() && fontSpec.GetFontStrikethrough()) + font.SetStrikethrough(true); + m_hashMap[spec] = font; + return font; + } + else + { + wxFont font(fontSize, wxFONTFAMILY_DEFAULT, fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), fontSpec.GetFontUnderlined(), facename.c_str()); + if (fontSpec.HasFontStrikethrough() && fontSpec.GetFontStrikethrough()) + font.SetStrikethrough(true); + + m_hashMap[spec] = font; + return font; + } + } + else + { + return entry->second; + } +} + +IMPLEMENT_DYNAMIC_CLASS(wxRichTextFontTable, wxObject) + +wxRichTextFontTable::wxRichTextFontTable() +{ + m_refData = new wxRichTextFontTableData; + m_fontScale = 1.0; +} + +wxRichTextFontTable::wxRichTextFontTable(const wxRichTextFontTable& table) + : wxObject() +{ + (*this) = table; +} + +wxRichTextFontTable::~wxRichTextFontTable() +{ + UnRef(); +} + +bool wxRichTextFontTable::operator == (const wxRichTextFontTable& table) const +{ + return (m_refData == table.m_refData); +} + +void wxRichTextFontTable::operator= (const wxRichTextFontTable& table) +{ + Ref(table); + m_fontScale = table.m_fontScale; +} + +wxFont wxRichTextFontTable::FindFont(const wxRichTextAttr& fontSpec) +{ + wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData; + if (data) + return data->FindFont(fontSpec, m_fontScale); + else + return wxFont(); +} + +void wxRichTextFontTable::Clear() +{ + wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData; + if (data) + data->m_hashMap.clear(); +} + +void wxRichTextFontTable::SetFontScale(double fontScale) +{ + if (fontScale != m_fontScale) + Clear(); + m_fontScale = fontScale; +} + +// wxTextBoxAttr + +void wxTextBoxAttr::Reset() +{ + m_flags = 0; + m_floatMode = wxTEXT_BOX_ATTR_FLOAT_NONE; + m_clearMode = wxTEXT_BOX_ATTR_CLEAR_NONE; + m_collapseMode = wxTEXT_BOX_ATTR_COLLAPSE_NONE; + m_verticalAlignment = wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_NONE; + m_boxStyleName = wxEmptyString; + + m_margins.Reset(); + m_padding.Reset(); + m_position.Reset(); + + m_size.Reset(); + m_minSize.Reset(); + m_maxSize.Reset(); + + m_border.Reset(); + m_outline.Reset(); +} + +// Equality test +bool wxTextBoxAttr::operator== (const wxTextBoxAttr& attr) const +{ + return ( + m_flags == attr.m_flags && + m_floatMode == attr.m_floatMode && + m_clearMode == attr.m_clearMode && + m_collapseMode == attr.m_collapseMode && + m_verticalAlignment == attr.m_verticalAlignment && + + m_margins == attr.m_margins && + m_padding == attr.m_padding && + m_position == attr.m_position && + + m_size == attr.m_size && + m_minSize == attr.m_minSize && + m_maxSize == attr.m_maxSize && + + m_border == attr.m_border && + m_outline == attr.m_outline && + + m_boxStyleName == attr.m_boxStyleName + ); +} + +// Partial equality test +bool wxTextBoxAttr::EqPartial(const wxTextBoxAttr& attr, bool weakTest) const +{ + if (!weakTest && + ((!HasFloatMode() && attr.HasFloatMode()) || + (!HasClearMode() && attr.HasClearMode()) || + (!HasCollapseBorders() && attr.HasCollapseBorders()) || + (!HasVerticalAlignment() && attr.HasVerticalAlignment()) || + (!HasBoxStyleName() && attr.HasBoxStyleName()))) + { + return false; + } + if (attr.HasFloatMode() && HasFloatMode() && (GetFloatMode() != attr.GetFloatMode())) + return false; + + if (attr.HasClearMode() && HasClearMode() && (GetClearMode() != attr.GetClearMode())) + return false; + + if (attr.HasCollapseBorders() && HasCollapseBorders() && (attr.GetCollapseBorders() != GetCollapseBorders())) + return false; + + if (attr.HasVerticalAlignment() && HasVerticalAlignment() && (attr.GetVerticalAlignment() != GetVerticalAlignment())) + return false; + + if (attr.HasBoxStyleName() && HasBoxStyleName() && (attr.GetBoxStyleName() != GetBoxStyleName())) + return false; + + // Position + + if (!m_position.EqPartial(attr.m_position, weakTest)) + return false; + + // Size + + if (!m_size.EqPartial(attr.m_size, weakTest)) + return false; + if (!m_minSize.EqPartial(attr.m_minSize, weakTest)) + return false; + if (!m_maxSize.EqPartial(attr.m_maxSize, weakTest)) + return false; + + // Margins + + if (!m_margins.EqPartial(attr.m_margins, weakTest)) + return false; + + // Padding + + if (!m_padding.EqPartial(attr.m_padding, weakTest)) + return false; + + // Border + + if (!GetBorder().EqPartial(attr.GetBorder(), weakTest)) + return false; + + // Outline + + if (!GetOutline().EqPartial(attr.GetOutline(), weakTest)) + return false; + + return true; +} + +// Merges the given attributes. If compareWith +// is non-NULL, then it will be used to mask out those attributes that are the same in style +// and compareWith, for situations where we don't want to explicitly set inherited attributes. +bool wxTextBoxAttr::Apply(const wxTextBoxAttr& attr, const wxTextBoxAttr* compareWith) +{ + if (attr.HasFloatMode()) + { + if (!(compareWith && compareWith->HasFloatMode() && compareWith->GetFloatMode() == attr.GetFloatMode())) + SetFloatMode(attr.GetFloatMode()); + } + + if (attr.HasClearMode()) + { + if (!(compareWith && compareWith->HasClearMode() && compareWith->GetClearMode() == attr.GetClearMode())) + SetClearMode(attr.GetClearMode()); + } + + if (attr.HasCollapseBorders()) + { + if (!(compareWith && compareWith->HasCollapseBorders() && compareWith->GetCollapseBorders() == attr.GetCollapseBorders())) + SetCollapseBorders(attr.GetCollapseBorders()); + } + + if (attr.HasVerticalAlignment()) + { + if (!(compareWith && compareWith->HasVerticalAlignment() && compareWith->GetVerticalAlignment() == attr.GetVerticalAlignment())) + SetVerticalAlignment(attr.GetVerticalAlignment()); + } + + if (attr.HasBoxStyleName()) + { + if (!(compareWith && compareWith->HasBoxStyleName() && compareWith->GetBoxStyleName() == attr.GetBoxStyleName())) + SetBoxStyleName(attr.GetBoxStyleName()); + } + + m_margins.Apply(attr.m_margins, compareWith ? (& attr.m_margins) : (const wxTextAttrDimensions*) NULL); + m_padding.Apply(attr.m_padding, compareWith ? (& attr.m_padding) : (const wxTextAttrDimensions*) NULL); + m_position.Apply(attr.m_position, compareWith ? (& attr.m_position) : (const wxTextAttrDimensions*) NULL); + + m_size.Apply(attr.m_size, compareWith ? (& attr.m_size) : (const wxTextAttrSize*) NULL); + m_minSize.Apply(attr.m_minSize, compareWith ? (& attr.m_minSize) : (const wxTextAttrSize*) NULL); + m_maxSize.Apply(attr.m_maxSize, compareWith ? (& attr.m_maxSize) : (const wxTextAttrSize*) NULL); + + m_border.Apply(attr.m_border, compareWith ? (& attr.m_border) : (const wxTextAttrBorders*) NULL); + m_outline.Apply(attr.m_outline, compareWith ? (& attr.m_outline) : (const wxTextAttrBorders*) NULL); + + return true; +} + +// Remove specified attributes from this object +bool wxTextBoxAttr::RemoveStyle(const wxTextBoxAttr& attr) +{ + if (attr.HasFloatMode()) + RemoveFlag(wxTEXT_BOX_ATTR_FLOAT); + + if (attr.HasClearMode()) + RemoveFlag(wxTEXT_BOX_ATTR_CLEAR); + + if (attr.HasCollapseBorders()) + RemoveFlag(wxTEXT_BOX_ATTR_COLLAPSE_BORDERS); + + if (attr.HasVerticalAlignment()) + RemoveFlag(wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT); + + if (attr.HasBoxStyleName()) + { + SetBoxStyleName(wxEmptyString); + RemoveFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); + } + + m_margins.RemoveStyle(attr.m_margins); + m_padding.RemoveStyle(attr.m_padding); + m_position.RemoveStyle(attr.m_position); + + m_size.RemoveStyle(attr.m_size); + m_minSize.RemoveStyle(attr.m_minSize); + m_maxSize.RemoveStyle(attr.m_maxSize); + + m_border.RemoveStyle(attr.m_border); + m_outline.RemoveStyle(attr.m_outline); + + return true; +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextBoxAttr::CollectCommonAttributes(const wxTextBoxAttr& attr, wxTextBoxAttr& clashingAttr, wxTextBoxAttr& absentAttr) +{ + if (attr.HasFloatMode()) + { + if (!clashingAttr.HasFloatMode() && !absentAttr.HasFloatMode()) + { + if (HasFloatMode()) + { + if (GetFloatMode() != attr.GetFloatMode()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_FLOAT); + RemoveFlag(wxTEXT_BOX_ATTR_FLOAT); + } + } + else + SetFloatMode(attr.GetFloatMode()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_FLOAT); + + if (attr.HasClearMode()) + { + if (!clashingAttr.HasClearMode() && !absentAttr.HasClearMode()) + { + if (HasClearMode()) + { + if (GetClearMode() != attr.GetClearMode()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_CLEAR); + RemoveFlag(wxTEXT_BOX_ATTR_CLEAR); + } + } + else + SetClearMode(attr.GetClearMode()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_CLEAR); + + if (attr.HasCollapseBorders()) + { + if (!clashingAttr.HasCollapseBorders() && !absentAttr.HasCollapseBorders()) + { + if (HasCollapseBorders()) + { + if (GetCollapseBorders() != attr.GetCollapseBorders()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_COLLAPSE_BORDERS); + RemoveFlag(wxTEXT_BOX_ATTR_COLLAPSE_BORDERS); + } + } + else + SetCollapseBorders(attr.GetCollapseBorders()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_COLLAPSE_BORDERS); + + if (attr.HasVerticalAlignment()) + { + if (!clashingAttr.HasVerticalAlignment() && !absentAttr.HasVerticalAlignment()) + { + if (HasVerticalAlignment()) + { + if (GetVerticalAlignment() != attr.GetVerticalAlignment()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT); + RemoveFlag(wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT); + } + } + else + SetVerticalAlignment(attr.GetVerticalAlignment()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT); + + if (attr.HasBoxStyleName()) + { + if (!clashingAttr.HasBoxStyleName() && !absentAttr.HasBoxStyleName()) + { + if (HasBoxStyleName()) + { + if (GetBoxStyleName() != attr.GetBoxStyleName()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); + RemoveFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); + } + } + else + SetBoxStyleName(attr.GetBoxStyleName()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_BOX_STYLE_NAME); + + m_margins.CollectCommonAttributes(attr.m_margins, clashingAttr.m_margins, absentAttr.m_margins); + m_padding.CollectCommonAttributes(attr.m_padding, clashingAttr.m_padding, absentAttr.m_padding); + m_position.CollectCommonAttributes(attr.m_position, clashingAttr.m_position, absentAttr.m_position); + + m_size.CollectCommonAttributes(attr.m_size, clashingAttr.m_size, absentAttr.m_size); + m_minSize.CollectCommonAttributes(attr.m_minSize, clashingAttr.m_minSize, absentAttr.m_minSize); + m_maxSize.CollectCommonAttributes(attr.m_maxSize, clashingAttr.m_maxSize, absentAttr.m_maxSize); + + m_border.CollectCommonAttributes(attr.m_border, clashingAttr.m_border, absentAttr.m_border); + m_outline.CollectCommonAttributes(attr.m_outline, clashingAttr.m_outline, absentAttr.m_outline); +} + +bool wxTextBoxAttr::IsDefault() const +{ + return GetFlags() == 0 && !m_border.IsValid() && !m_outline.IsValid() && + !m_size.IsValid() && !m_minSize.IsValid() && !m_maxSize.IsValid() && + !m_position.IsValid() && !m_padding.IsValid() && !m_margins.IsValid(); +} + +// wxRichTextAttr + +void wxRichTextAttr::Copy(const wxRichTextAttr& attr) +{ + wxTextAttr::Copy(attr); + + m_textBoxAttr = attr.m_textBoxAttr; +} + +bool wxRichTextAttr::operator==(const wxRichTextAttr& attr) const +{ + if (!(wxTextAttr::operator==(attr))) + return false; + + return (m_textBoxAttr == attr.m_textBoxAttr); +} + +// Partial equality test +bool wxRichTextAttr::EqPartial(const wxRichTextAttr& attr, bool weakTest) const +{ + if (!(wxTextAttr::EqPartial(attr, weakTest))) + return false; + + return m_textBoxAttr.EqPartial(attr.m_textBoxAttr, weakTest); +} + +// Merges the given attributes. If compareWith +// is non-NULL, then it will be used to mask out those attributes that are the same in style +// and compareWith, for situations where we don't want to explicitly set inherited attributes. +bool wxRichTextAttr::Apply(const wxRichTextAttr& style, const wxRichTextAttr* compareWith) +{ + wxTextAttr::Apply(style, compareWith); + + return m_textBoxAttr.Apply(style.m_textBoxAttr, compareWith ? (& compareWith->m_textBoxAttr) : (const wxTextBoxAttr*) NULL); +} + +// Remove specified attributes from this object +bool wxRichTextAttr::RemoveStyle(const wxRichTextAttr& attr) +{ + wxTextAttr::RemoveStyle(*this, attr); + + return m_textBoxAttr.RemoveStyle(attr.m_textBoxAttr); +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxRichTextAttr::CollectCommonAttributes(const wxRichTextAttr& attr, wxRichTextAttr& clashingAttr, wxRichTextAttr& absentAttr) +{ + wxTextAttrCollectCommonAttributes(*this, attr, clashingAttr, absentAttr); + + m_textBoxAttr.CollectCommonAttributes(attr.m_textBoxAttr, clashingAttr.m_textBoxAttr, absentAttr.m_textBoxAttr); +} + +// Partial equality test +bool wxTextAttrBorder::EqPartial(const wxTextAttrBorder& border, bool weakTest) const +{ + if (!weakTest && + ((!HasStyle() && border.HasStyle()) || + (!HasColour() && border.HasColour()) || + (!HasWidth() && border.HasWidth()))) + { + return false; + } + + if (border.HasStyle() && HasStyle() && (border.GetStyle() != GetStyle())) + return false; + + if (border.HasColour() && HasColour() && (border.GetColourLong() != GetColourLong())) + return false; + + if (border.HasWidth() && HasWidth() && !(border.GetWidth() == GetWidth())) + return false; + + return true; +} + +// Apply border to 'this', but not if the same as compareWith +bool wxTextAttrBorder::Apply(const wxTextAttrBorder& border, const wxTextAttrBorder* compareWith) +{ + if (border.HasStyle()) + { + if (!(compareWith && (border.GetStyle() == compareWith->GetStyle()))) + SetStyle(border.GetStyle()); + } + if (border.HasColour()) + { + if (!(compareWith && (border.GetColourLong() == compareWith->GetColourLong()))) + SetColour(border.GetColourLong()); + } + if (border.HasWidth()) + { + if (!(compareWith && (border.GetWidth() == compareWith->GetWidth()))) + SetWidth(border.GetWidth()); + } + + return true; +} + +// Remove specified attributes from this object +bool wxTextAttrBorder::RemoveStyle(const wxTextAttrBorder& attr) +{ + if (attr.HasStyle() && HasStyle()) + SetFlags(GetFlags() & ~wxTEXT_BOX_ATTR_BORDER_STYLE); + if (attr.HasColour() && HasColour()) + SetFlags(GetFlags() & ~wxTEXT_BOX_ATTR_BORDER_COLOUR); + if (attr.HasWidth() && HasWidth()) + m_borderWidth.Reset(); + + return true; +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextAttrBorder::CollectCommonAttributes(const wxTextAttrBorder& attr, wxTextAttrBorder& clashingAttr, wxTextAttrBorder& absentAttr) +{ + if (attr.HasStyle()) + { + if (!clashingAttr.HasStyle() && !absentAttr.HasStyle()) + { + if (HasStyle()) + { + if (GetStyle() != attr.GetStyle()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_BORDER_STYLE); + RemoveFlag(wxTEXT_BOX_ATTR_BORDER_STYLE); + } + } + else + SetStyle(attr.GetStyle()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_BORDER_STYLE); + + if (attr.HasColour()) + { + if (!clashingAttr.HasColour() && !absentAttr.HasColour()) + { + if (HasColour()) + { + if (GetColour() != attr.GetColour()) + { + clashingAttr.AddFlag(wxTEXT_BOX_ATTR_BORDER_COLOUR); + RemoveFlag(wxTEXT_BOX_ATTR_BORDER_COLOUR); + } + } + else + SetColour(attr.GetColourLong()); + } + } + else + absentAttr.AddFlag(wxTEXT_BOX_ATTR_BORDER_COLOUR); + + m_borderWidth.CollectCommonAttributes(attr.m_borderWidth, clashingAttr.m_borderWidth, absentAttr.m_borderWidth); +} + +// Partial equality test +bool wxTextAttrBorders::EqPartial(const wxTextAttrBorders& borders, bool weakTest) const +{ + return m_left.EqPartial(borders.m_left, weakTest) && m_right.EqPartial(borders.m_right, weakTest) && + m_top.EqPartial(borders.m_top, weakTest) && m_bottom.EqPartial(borders.m_bottom, weakTest); +} + +// Apply border to 'this', but not if the same as compareWith +bool wxTextAttrBorders::Apply(const wxTextAttrBorders& borders, const wxTextAttrBorders* compareWith) +{ + m_left.Apply(borders.m_left, compareWith ? (& compareWith->m_left) : (const wxTextAttrBorder*) NULL); + m_right.Apply(borders.m_right, compareWith ? (& compareWith->m_right) : (const wxTextAttrBorder*) NULL); + m_top.Apply(borders.m_top, compareWith ? (& compareWith->m_top) : (const wxTextAttrBorder*) NULL); + m_bottom.Apply(borders.m_bottom, compareWith ? (& compareWith->m_bottom) : (const wxTextAttrBorder*) NULL); + return true; +} + +// Remove specified attributes from this object +bool wxTextAttrBorders::RemoveStyle(const wxTextAttrBorders& attr) +{ + m_left.RemoveStyle(attr.m_left); + m_right.RemoveStyle(attr.m_right); + m_top.RemoveStyle(attr.m_top); + m_bottom.RemoveStyle(attr.m_bottom); + return true; +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextAttrBorders::CollectCommonAttributes(const wxTextAttrBorders& attr, wxTextAttrBorders& clashingAttr, wxTextAttrBorders& absentAttr) +{ + m_left.CollectCommonAttributes(attr.m_left, clashingAttr.m_left, absentAttr.m_left); + m_right.CollectCommonAttributes(attr.m_right, clashingAttr.m_right, absentAttr.m_right); + m_top.CollectCommonAttributes(attr.m_top, clashingAttr.m_top, absentAttr.m_top); + m_bottom.CollectCommonAttributes(attr.m_bottom, clashingAttr.m_bottom, absentAttr.m_bottom); +} + +// Set style of all borders +void wxTextAttrBorders::SetStyle(int style) +{ + m_left.SetStyle(style); + m_right.SetStyle(style); + m_top.SetStyle(style); + m_bottom.SetStyle(style); +} + +// Set colour of all borders +void wxTextAttrBorders::SetColour(unsigned long colour) +{ + m_left.SetColour(colour); + m_right.SetColour(colour); + m_top.SetColour(colour); + m_bottom.SetColour(colour); +} + +void wxTextAttrBorders::SetColour(const wxColour& colour) +{ + m_left.SetColour(colour); + m_right.SetColour(colour); + m_top.SetColour(colour); + m_bottom.SetColour(colour); +} + +// Set width of all borders +void wxTextAttrBorders::SetWidth(const wxTextAttrDimension& width) +{ + m_left.SetWidth(width); + m_right.SetWidth(width); + m_top.SetWidth(width); + m_bottom.SetWidth(width); +} + +// Partial equality test +bool wxTextAttrDimension::EqPartial(const wxTextAttrDimension& dim, bool weakTest) const +{ + if (!weakTest && !IsValid() && dim.IsValid()) + return false; + + if (dim.IsValid() && IsValid() && !((*this) == dim)) + return false; + else + return true; +} + +bool wxTextAttrDimension::Apply(const wxTextAttrDimension& dim, const wxTextAttrDimension* compareWith) +{ + if (dim.IsValid()) + { + if (!(compareWith && dim == (*compareWith))) + (*this) = dim; + } + + return true; +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextAttrDimension::CollectCommonAttributes(const wxTextAttrDimension& attr, wxTextAttrDimension& clashingAttr, wxTextAttrDimension& absentAttr) +{ + if (attr.IsValid()) + { + if (!clashingAttr.IsValid() && !absentAttr.IsValid()) + { + if (IsValid()) + { + if (!((*this) == attr)) + { + clashingAttr.SetValid(true); + SetValid(false); + } + } + else + (*this) = attr; + } + } + else + absentAttr.SetValid(true); +} + +wxTextAttrDimensionConverter::wxTextAttrDimensionConverter(wxDC& dc, double scale, const wxSize& parentSize) +{ + m_ppi = dc.GetPPI().x; m_scale = scale; m_parentSize = parentSize; +} + +wxTextAttrDimensionConverter::wxTextAttrDimensionConverter(int ppi, double scale, const wxSize& parentSize) +{ + m_ppi = ppi; m_scale = scale; m_parentSize = parentSize; +} + +int wxTextAttrDimensionConverter::ConvertTenthsMMToPixels(int units) const +{ + return wxRichTextObject::ConvertTenthsMMToPixels(m_ppi, units, m_scale); +} + +int wxTextAttrDimensionConverter::ConvertPixelsToTenthsMM(int pixels) const +{ + return wxRichTextObject::ConvertPixelsToTenthsMM(m_ppi, pixels, m_scale); +} + +int wxTextAttrDimensionConverter::GetPixels(const wxTextAttrDimension& dim, int direction) const +{ + if (dim.GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + return ConvertTenthsMMToPixels(dim.GetValue()); + else if (dim.GetUnits() == wxTEXT_ATTR_UNITS_PIXELS) + return dim.GetValue(); + else if (dim.GetUnits() == wxTEXT_ATTR_UNITS_PERCENTAGE) + { + wxASSERT(m_parentSize != wxDefaultSize); + if (direction == wxHORIZONTAL) + return (int) (double(m_parentSize.x) * double(dim.GetValue()) / 100.0); + else + return (int) (double(m_parentSize.y) * double(dim.GetValue()) / 100.0); + } + else + { + wxASSERT(false); + return 0; + } +} + +int wxTextAttrDimensionConverter::GetTenthsMM(const wxTextAttrDimension& dim) const +{ + if (dim.GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) + return dim.GetValue(); + else if (dim.GetUnits() == wxTEXT_ATTR_UNITS_PIXELS) + return ConvertPixelsToTenthsMM(dim.GetValue()); + else + { + wxASSERT(false); + return 0; + } +} + +// Partial equality test +bool wxTextAttrDimensions::EqPartial(const wxTextAttrDimensions& dims, bool weakTest) const +{ + if (!m_left.EqPartial(dims.m_left, weakTest)) + return false; + + if (!m_right.EqPartial(dims.m_right, weakTest)) + return false; + + if (!m_top.EqPartial(dims.m_top, weakTest)) + return false; + + if (!m_bottom.EqPartial(dims.m_bottom, weakTest)) + return false; + + return true; +} + +// Apply border to 'this', but not if the same as compareWith +bool wxTextAttrDimensions::Apply(const wxTextAttrDimensions& dims, const wxTextAttrDimensions* compareWith) +{ + m_left.Apply(dims.m_left, compareWith ? (& compareWith->m_left) : (const wxTextAttrDimension*) NULL); + m_right.Apply(dims.m_right, compareWith ? (& compareWith->m_right): (const wxTextAttrDimension*) NULL); + m_top.Apply(dims.m_top, compareWith ? (& compareWith->m_top): (const wxTextAttrDimension*) NULL); + m_bottom.Apply(dims.m_bottom, compareWith ? (& compareWith->m_bottom): (const wxTextAttrDimension*) NULL); + + return true; +} + +// Remove specified attributes from this object +bool wxTextAttrDimensions::RemoveStyle(const wxTextAttrDimensions& attr) +{ + if (attr.m_left.IsValid()) + m_left.Reset(); + if (attr.m_right.IsValid()) + m_right.Reset(); + if (attr.m_top.IsValid()) + m_top.Reset(); + if (attr.m_bottom.IsValid()) + m_bottom.Reset(); + + return true; +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextAttrDimensions::CollectCommonAttributes(const wxTextAttrDimensions& attr, wxTextAttrDimensions& clashingAttr, wxTextAttrDimensions& absentAttr) +{ + m_left.CollectCommonAttributes(attr.m_left, clashingAttr.m_left, absentAttr.m_left); + m_right.CollectCommonAttributes(attr.m_right, clashingAttr.m_right, absentAttr.m_right); + m_top.CollectCommonAttributes(attr.m_top, clashingAttr.m_top, absentAttr.m_top); + m_bottom.CollectCommonAttributes(attr.m_bottom, clashingAttr.m_bottom, absentAttr.m_bottom); +} + +// Partial equality test +bool wxTextAttrSize::EqPartial(const wxTextAttrSize& size, bool weakTest) const +{ + if (!m_width.EqPartial(size.m_width, weakTest)) + return false; + + if (!m_height.EqPartial(size.m_height, weakTest)) + return false; + + return true; +} + +// Apply border to 'this', but not if the same as compareWith +bool wxTextAttrSize::Apply(const wxTextAttrSize& size, const wxTextAttrSize* compareWith) +{ + m_width.Apply(size.m_width, compareWith ? (& compareWith->m_width) : (const wxTextAttrDimension*) NULL); + m_height.Apply(size.m_height, compareWith ? (& compareWith->m_height): (const wxTextAttrDimension*) NULL); + + return true; +} + +// Remove specified attributes from this object +bool wxTextAttrSize::RemoveStyle(const wxTextAttrSize& attr) +{ + if (attr.m_width.IsValid()) + m_width.Reset(); + if (attr.m_height.IsValid()) + m_height.Reset(); + + return true; +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextAttrSize::CollectCommonAttributes(const wxTextAttrSize& attr, wxTextAttrSize& clashingAttr, wxTextAttrSize& absentAttr) +{ + m_width.CollectCommonAttributes(attr.m_width, clashingAttr.m_width, absentAttr.m_width); + m_height.CollectCommonAttributes(attr.m_height, clashingAttr.m_height, absentAttr.m_height); +} + +// Collects the attributes that are common to a range of content, building up a note of +// which attributes are absent in some objects and which clash in some objects. +void wxTextAttrCollectCommonAttributes(wxTextAttr& currentStyle, const wxTextAttr& attr, wxTextAttr& clashingAttr, wxTextAttr& absentAttr) +{ + absentAttr.SetFlags(absentAttr.GetFlags() | (~attr.GetFlags() & wxTEXT_ATTR_ALL)); + absentAttr.SetTextEffectFlags(absentAttr.GetTextEffectFlags() | (~attr.GetTextEffectFlags() & 0xFFFF)); + + long forbiddenFlags = clashingAttr.GetFlags()|absentAttr.GetFlags(); + + // If different font size units are being used, this is a clash. + if (((attr.GetFlags() & wxTEXT_ATTR_FONT_SIZE) | (currentStyle.GetFlags() & wxTEXT_ATTR_FONT_SIZE)) == wxTEXT_ATTR_FONT_SIZE) + { + currentStyle.SetFontSize(0); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_SIZE); + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_SIZE); + } + else + { + if (attr.HasFontPointSize() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_POINT_SIZE)) + { + if (currentStyle.HasFontPointSize()) + { + if (currentStyle.GetFontSize() != attr.GetFontSize()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_POINT_SIZE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_POINT_SIZE); + } + } + else + currentStyle.SetFontSize(attr.GetFontSize()); + } + else if (!attr.HasFontPointSize() && currentStyle.HasFontPointSize()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_POINT_SIZE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_POINT_SIZE); + } + + if (attr.HasFontPixelSize() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_PIXEL_SIZE)) + { + if (currentStyle.HasFontPixelSize()) + { + if (currentStyle.GetFontSize() != attr.GetFontSize()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_PIXEL_SIZE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_PIXEL_SIZE); + } + } + else + currentStyle.SetFontPixelSize(attr.GetFontSize()); + } + else if (!attr.HasFontPixelSize() && currentStyle.HasFontPixelSize()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_PIXEL_SIZE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_PIXEL_SIZE); + } + } + + if (attr.HasFontItalic() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_ITALIC)) + { + if (currentStyle.HasFontItalic()) + { + if (currentStyle.GetFontStyle() != attr.GetFontStyle()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_ITALIC); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_ITALIC); + } + } + else + currentStyle.SetFontStyle(attr.GetFontStyle()); + } + else if (!attr.HasFontItalic() && currentStyle.HasFontItalic()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_ITALIC); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_ITALIC); + } + + if (attr.HasFontFamily() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_FAMILY)) + { + if (currentStyle.HasFontFamily()) + { + if (currentStyle.GetFontFamily() != attr.GetFontFamily()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_FAMILY); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_FAMILY); + } + } + else + currentStyle.SetFontFamily(attr.GetFontFamily()); + } + else if (!attr.HasFontFamily() && currentStyle.HasFontFamily()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_FAMILY); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_FAMILY); + } + + if (attr.HasFontWeight() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_WEIGHT)) + { + if (currentStyle.HasFontWeight()) + { + if (currentStyle.GetFontWeight() != attr.GetFontWeight()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_WEIGHT); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_WEIGHT); + } + } + else + currentStyle.SetFontWeight(attr.GetFontWeight()); + } + else if (!attr.HasFontWeight() && currentStyle.HasFontWeight()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_WEIGHT); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_WEIGHT); + } + + if (attr.HasFontFaceName() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_FACE)) + { + if (currentStyle.HasFontFaceName()) + { + wxString faceName1(currentStyle.GetFontFaceName()); + wxString faceName2(attr.GetFontFaceName()); + + if (faceName1 != faceName2) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_FACE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_FACE); + } + } + else + currentStyle.SetFontFaceName(attr.GetFontFaceName()); + } + else if (!attr.HasFontFaceName() && currentStyle.HasFontFaceName()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_FACE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_FACE); + } + + if (attr.HasFontUnderlined() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_UNDERLINE)) + { + if (currentStyle.HasFontUnderlined()) + { + if (currentStyle.GetFontUnderlined() != attr.GetFontUnderlined()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_UNDERLINE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_UNDERLINE); + } + } + else + currentStyle.SetFontUnderlined(attr.GetFontUnderlined()); + } + else if (!attr.HasFontUnderlined() && currentStyle.HasFontUnderlined()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_UNDERLINE); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_UNDERLINE); + } + + if (attr.HasFontStrikethrough() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_FONT_STRIKETHROUGH)) + { + if (currentStyle.HasFontStrikethrough()) + { + if (currentStyle.GetFontStrikethrough() != attr.GetFontStrikethrough()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_STRIKETHROUGH); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_STRIKETHROUGH); + } + } + else + currentStyle.SetFontStrikethrough(attr.GetFontStrikethrough()); + } + else if (!attr.HasFontStrikethrough() && currentStyle.HasFontStrikethrough()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_FONT_STRIKETHROUGH); + currentStyle.RemoveFlag(wxTEXT_ATTR_FONT_STRIKETHROUGH); + } + + if (attr.HasTextColour() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_TEXT_COLOUR)) + { + if (currentStyle.HasTextColour()) + { + if (currentStyle.GetTextColour() != attr.GetTextColour()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_TEXT_COLOUR); + currentStyle.RemoveFlag(wxTEXT_ATTR_TEXT_COLOUR); + } + } + else + currentStyle.SetTextColour(attr.GetTextColour()); + } + else if (!attr.HasTextColour() && currentStyle.HasTextColour()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_TEXT_COLOUR); + currentStyle.RemoveFlag(wxTEXT_ATTR_TEXT_COLOUR); + } + + if (attr.HasBackgroundColour() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_BACKGROUND_COLOUR)) + { + if (currentStyle.HasBackgroundColour()) + { + if (currentStyle.GetBackgroundColour() != attr.GetBackgroundColour()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_BACKGROUND_COLOUR); + currentStyle.RemoveFlag(wxTEXT_ATTR_BACKGROUND_COLOUR); + } + } + else + currentStyle.SetBackgroundColour(attr.GetBackgroundColour()); + } + else if (!attr.HasBackgroundColour() && currentStyle.HasBackgroundColour()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_BACKGROUND_COLOUR); + currentStyle.RemoveFlag(wxTEXT_ATTR_BACKGROUND_COLOUR); + } + + if (attr.HasAlignment() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_ALIGNMENT)) + { + if (currentStyle.HasAlignment()) + { + if (currentStyle.GetAlignment() != attr.GetAlignment()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_ALIGNMENT); + currentStyle.RemoveFlag(wxTEXT_ATTR_ALIGNMENT); + } + } + else + currentStyle.SetAlignment(attr.GetAlignment()); + } + else if (!attr.HasAlignment() && currentStyle.HasAlignment()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_ALIGNMENT); + currentStyle.RemoveFlag(wxTEXT_ATTR_ALIGNMENT); + } + + if (attr.HasTabs() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_TABS)) + { + if (currentStyle.HasTabs()) + { + if (!wxRichTextTabsEq(currentStyle.GetTabs(), attr.GetTabs())) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_TABS); + currentStyle.RemoveFlag(wxTEXT_ATTR_TABS); + } + } + else + currentStyle.SetTabs(attr.GetTabs()); + } + else if (!attr.HasTabs() && currentStyle.HasTabs()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_TABS); + currentStyle.RemoveFlag(wxTEXT_ATTR_TABS); + } + + if (attr.HasLeftIndent() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_LEFT_INDENT)) + { + if (currentStyle.HasLeftIndent()) + { + if (currentStyle.GetLeftIndent() != attr.GetLeftIndent() || currentStyle.GetLeftSubIndent() != attr.GetLeftSubIndent()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_LEFT_INDENT); + currentStyle.RemoveFlag(wxTEXT_ATTR_LEFT_INDENT); + } + } + else + currentStyle.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent()); + } + else if (!attr.HasLeftIndent() && currentStyle.HasLeftIndent()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_LEFT_INDENT); + currentStyle.RemoveFlag(wxTEXT_ATTR_LEFT_INDENT); + } + + if (attr.HasRightIndent() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_RIGHT_INDENT)) + { + if (currentStyle.HasRightIndent()) + { + if (currentStyle.GetRightIndent() != attr.GetRightIndent()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_RIGHT_INDENT); + currentStyle.RemoveFlag(wxTEXT_ATTR_RIGHT_INDENT); + } + } + else + currentStyle.SetRightIndent(attr.GetRightIndent()); + } + else if (!attr.HasRightIndent() && currentStyle.HasRightIndent()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_RIGHT_INDENT); + currentStyle.RemoveFlag(wxTEXT_ATTR_RIGHT_INDENT); + } + + if (attr.HasParagraphSpacingAfter() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_PARA_SPACING_AFTER)) + { + if (currentStyle.HasParagraphSpacingAfter()) + { + if (currentStyle.GetParagraphSpacingAfter() != attr.GetParagraphSpacingAfter()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); + currentStyle.RemoveFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); + } + } + else + currentStyle.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter()); + } + else if (!attr.HasParagraphSpacingAfter() && currentStyle.HasParagraphSpacingAfter()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); + currentStyle.RemoveFlag(wxTEXT_ATTR_PARA_SPACING_AFTER); + } + + if (attr.HasParagraphSpacingBefore() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_PARA_SPACING_BEFORE)) + { + if (currentStyle.HasParagraphSpacingBefore()) + { + if (currentStyle.GetParagraphSpacingBefore() != attr.GetParagraphSpacingBefore()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); + currentStyle.RemoveFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); + } + } + else + currentStyle.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore()); + } + else if (!attr.HasParagraphSpacingBefore() && currentStyle.HasParagraphSpacingBefore()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); + currentStyle.RemoveFlag(wxTEXT_ATTR_PARA_SPACING_BEFORE); + } + + if (attr.HasLineSpacing() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_LINE_SPACING)) + { + if (currentStyle.HasLineSpacing()) + { + if (currentStyle.GetLineSpacing() != attr.GetLineSpacing()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_LINE_SPACING); + currentStyle.RemoveFlag(wxTEXT_ATTR_LINE_SPACING); + } + } + else + currentStyle.SetLineSpacing(attr.GetLineSpacing()); + } + else if (!attr.HasLineSpacing() && currentStyle.HasLineSpacing()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_LINE_SPACING); + currentStyle.RemoveFlag(wxTEXT_ATTR_LINE_SPACING); + } + + if (attr.HasCharacterStyleName() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_CHARACTER_STYLE_NAME)) + { + if (currentStyle.HasCharacterStyleName()) + { + if (currentStyle.GetCharacterStyleName() != attr.GetCharacterStyleName()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME); + } + } + else + currentStyle.SetCharacterStyleName(attr.GetCharacterStyleName()); + } + else if (!attr.HasCharacterStyleName() && currentStyle.HasCharacterStyleName()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_CHARACTER_STYLE_NAME); + } + + if (attr.HasParagraphStyleName() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_PARAGRAPH_STYLE_NAME)) + { + if (currentStyle.HasParagraphStyleName()) + { + if (currentStyle.GetParagraphStyleName() != attr.GetParagraphStyleName()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME); + } + } + else + currentStyle.SetParagraphStyleName(attr.GetParagraphStyleName()); + } + else if (!attr.HasParagraphStyleName() && currentStyle.HasParagraphStyleName()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_PARAGRAPH_STYLE_NAME); + } + + if (attr.HasListStyleName() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_LIST_STYLE_NAME)) + { + if (currentStyle.HasListStyleName()) + { + if (currentStyle.GetListStyleName() != attr.GetListStyleName()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_LIST_STYLE_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_LIST_STYLE_NAME); + } + } + else + currentStyle.SetListStyleName(attr.GetListStyleName()); + } + else if (!attr.HasListStyleName() && currentStyle.HasListStyleName()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_LIST_STYLE_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_LIST_STYLE_NAME); + } + + if (attr.HasBulletStyle() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_BULLET_STYLE)) + { + if (currentStyle.HasBulletStyle()) + { + if (currentStyle.GetBulletStyle() != attr.GetBulletStyle()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_STYLE); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_STYLE); + } + } + else + currentStyle.SetBulletStyle(attr.GetBulletStyle()); + } + else if (!attr.HasBulletStyle() && currentStyle.HasBulletStyle()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_STYLE); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_STYLE); + } + + if (attr.HasBulletNumber() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_BULLET_NUMBER)) + { + if (currentStyle.HasBulletNumber()) + { + if (currentStyle.GetBulletNumber() != attr.GetBulletNumber()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_NUMBER); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_NUMBER); + } + } + else + currentStyle.SetBulletNumber(attr.GetBulletNumber()); + } + else if (!attr.HasBulletNumber() && currentStyle.HasBulletNumber()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_NUMBER); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_NUMBER); + } + + if (attr.HasBulletText() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_BULLET_TEXT)) + { + if (currentStyle.HasBulletText()) + { + if (currentStyle.GetBulletText() != attr.GetBulletText()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_TEXT); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_TEXT); + } + } + else + { + currentStyle.SetBulletText(attr.GetBulletText()); + currentStyle.SetBulletFont(attr.GetBulletFont()); + } + } + else if (!attr.HasBulletText() && currentStyle.HasBulletText()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_TEXT); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_TEXT); + } + + if (attr.HasBulletName() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_BULLET_NAME)) { - delete[] m_data; - m_data = NULL; + if (currentStyle.HasBulletName()) + { + if (currentStyle.GetBulletName() != attr.GetBulletName()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_NAME); + } + } + else + { + currentStyle.SetBulletName(attr.GetBulletName()); + } + } + else if (!attr.HasBulletName() && currentStyle.HasBulletName()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_BULLET_NAME); + currentStyle.RemoveFlag(wxTEXT_ATTR_BULLET_NAME); } -} -void wxRichTextImageBlock::Init() -{ - m_data = NULL; - m_dataSize = 0; - m_imageType = -1; -} + if (attr.HasURL() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_URL)) + { + if (currentStyle.HasURL()) + { + if (currentStyle.GetURL() != attr.GetURL()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_URL); + currentStyle.RemoveFlag(wxTEXT_ATTR_URL); + } + } + else + { + currentStyle.SetURL(attr.GetURL()); + } + } + else if (!attr.HasURL() && currentStyle.HasURL()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_URL); + currentStyle.RemoveFlag(wxTEXT_ATTR_URL); + } -void wxRichTextImageBlock::Clear() -{ - delete[] m_data; - m_data = NULL; - m_dataSize = 0; - m_imageType = -1; -} + if (attr.HasTextEffects() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_EFFECTS)) + { + if (currentStyle.HasTextEffects()) + { + // We need to find the bits in the new attr that are different: + // just look at those bits that are specified by the new attr. + // We need to remove the bits and flags that are not common between current attr + // and new attr. In so doing we need to take account of the styles absent from one or more of the + // previous styles. -// Load the original image into a memory block. -// If the image is not a JPEG, we must convert it into a JPEG -// to conserve space. -// If it's not a JPEG we can make use of 'image', already scaled, so we don't have to -// load the image a 2nd time. + int currentRelevantTextEffects = currentStyle.GetTextEffects() & attr.GetTextEffectFlags(); + int newRelevantTextEffects = attr.GetTextEffects() & attr.GetTextEffectFlags(); -bool wxRichTextImageBlock::MakeImageBlock(const wxString& filename, int imageType, wxImage& image, bool convertToJPEG) -{ - m_imageType = imageType; + if (currentRelevantTextEffects != newRelevantTextEffects) + { + // Find the text effects that were different, using XOR + int differentEffects = currentRelevantTextEffects ^ newRelevantTextEffects; - wxString filenameToRead(filename); - bool removeFile = false; + // Clash of attr - mark as such + clashingAttr.SetTextEffectFlags(clashingAttr.GetTextEffectFlags() | differentEffects); + currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~differentEffects); + } + } + else + { + currentStyle.SetTextEffects(attr.GetTextEffects()); + currentStyle.SetTextEffectFlags(attr.GetTextEffectFlags()); + } - if (imageType == -1) - return false; // Could not determine image type + // Mask out the flags and values that cannot be common because they were absent in one or more objecrs + // that we've looked at so far + currentStyle.SetTextEffects(currentStyle.GetTextEffects() & ~absentAttr.GetTextEffectFlags()); + currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~absentAttr.GetTextEffectFlags()); - if ((imageType != wxBITMAP_TYPE_JPEG) && convertToJPEG) + if (currentStyle.GetTextEffectFlags() == 0) + currentStyle.RemoveFlag(wxTEXT_ATTR_EFFECTS); + } + else if (!attr.HasTextEffects() && currentStyle.HasTextEffects()) { - wxString tempFile; - bool success = wxGetTempFileName(_("image"), tempFile) ; - - wxASSERT(success); - - wxUnusedVar(success); - - image.SaveFile(tempFile, wxBITMAP_TYPE_JPEG); - filenameToRead = tempFile; - removeFile = true; - - m_imageType = wxBITMAP_TYPE_JPEG; + clashingAttr.AddFlag(wxTEXT_ATTR_EFFECTS); + currentStyle.RemoveFlag(wxTEXT_ATTR_EFFECTS); } - wxFile file; - if (!file.Open(filenameToRead)) - return false; - - m_dataSize = (size_t) file.Length(); - file.Close(); - - if (m_data) - delete[] m_data; - m_data = ReadBlock(filenameToRead, m_dataSize); - - if (removeFile) - wxRemoveFile(filenameToRead); - return (m_data != NULL); + if (attr.HasOutlineLevel() && !wxHasStyle(forbiddenFlags, wxTEXT_ATTR_OUTLINE_LEVEL)) + { + if (currentStyle.HasOutlineLevel()) + { + if (currentStyle.GetOutlineLevel() != attr.GetOutlineLevel()) + { + // Clash of attr - mark as such + clashingAttr.AddFlag(wxTEXT_ATTR_OUTLINE_LEVEL); + currentStyle.RemoveFlag(wxTEXT_ATTR_OUTLINE_LEVEL); + } + } + else + currentStyle.SetOutlineLevel(attr.GetOutlineLevel()); + } + else if (!attr.HasOutlineLevel() && currentStyle.HasOutlineLevel()) + { + clashingAttr.AddFlag(wxTEXT_ATTR_OUTLINE_LEVEL); + currentStyle.RemoveFlag(wxTEXT_ATTR_OUTLINE_LEVEL); + } } -// Make an image block from the wxImage in the given -// format. -bool wxRichTextImageBlock::MakeImageBlock(wxImage& image, int imageType, int quality) -{ - m_imageType = imageType; - image.SetOption(wxT("quality"), quality); +WX_DEFINE_OBJARRAY(wxRichTextVariantArray); - if (imageType == -1) - return false; // Could not determine image type +// JACS 2013-01-27 +WX_DEFINE_OBJARRAY(wxRichTextAttrArray); - wxString tempFile; - bool success = wxGetTempFileName(_("image"), tempFile) ; +IMPLEMENT_DYNAMIC_CLASS(wxRichTextProperties, wxObject) - wxASSERT(success); - wxUnusedVar(success); +bool wxRichTextProperties::operator==(const wxRichTextProperties& props) const +{ + if (m_properties.GetCount() != props.GetCount()) + return false; - if (!image.SaveFile(tempFile, m_imageType)) + size_t i; + for (i = 0; i < m_properties.GetCount(); i++) { - if (wxFileExists(tempFile)) - wxRemoveFile(tempFile); - return false; + const wxVariant& var1 = m_properties[i]; + int idx = props.Find(var1.GetName()); + if (idx == -1) + return false; + const wxVariant& var2 = props.m_properties[idx]; + if (!(var1 == var2)) + return false; } - wxFile file; - if (!file.Open(tempFile)) - return false; - - m_dataSize = (size_t) file.Length(); - file.Close(); - - if (m_data) - delete[] m_data; - m_data = ReadBlock(tempFile, m_dataSize); - - wxRemoveFile(tempFile); - - return (m_data != NULL); + return true; } - -// Write to a file -bool wxRichTextImageBlock::Write(const wxString& filename) +wxArrayString wxRichTextProperties::GetPropertyNames() const { - return WriteBlock(filename, m_data, m_dataSize); + wxArrayString arr; + size_t i; + for (i = 0; i < m_properties.GetCount(); i++) + { + arr.Add(m_properties[i].GetName()); + } + return arr; } -void wxRichTextImageBlock::Copy(const wxRichTextImageBlock& block) +int wxRichTextProperties::Find(const wxString& name) const { - m_imageType = block.m_imageType; - if (m_data) + size_t i; + for (i = 0; i < m_properties.GetCount(); i++) { - delete[] m_data; - m_data = NULL; + if (m_properties[i].GetName() == name) + return (int) i; } - m_dataSize = block.m_dataSize; - if (m_dataSize == 0) - return; - - m_data = new unsigned char[m_dataSize]; - unsigned int i; - for (i = 0; i < m_dataSize; i++) - m_data[i] = block.m_data[i]; + return -1; } -//// Operators -void wxRichTextImageBlock::operator=(const wxRichTextImageBlock& block) +bool wxRichTextProperties::Remove(const wxString& name) { - Copy(block); + int idx = Find(name); + if (idx != -1) + { + m_properties.RemoveAt(idx); + return true; + } + else + return false; } -// Load a wxImage from the block -bool wxRichTextImageBlock::Load(wxImage& image) +wxVariant* wxRichTextProperties::FindOrCreateProperty(const wxString& name) { - if (!m_data) - return false; - - // Read in the image. -#if wxUSE_STREAMS - wxMemoryInputStream mstream(m_data, m_dataSize); - bool success = image.LoadFile(mstream, GetImageType()); -#else - wxString tempFile; - bool success = wxGetTempFileName(_("image"), tempFile) ; - wxASSERT(success); - - if (!WriteBlock(tempFile, m_data, m_dataSize)) + int idx = Find(name); + if (idx == wxNOT_FOUND) + SetProperty(name, wxString()); + idx = Find(name); + if (idx != wxNOT_FOUND) { - return false; + return & (*this)[idx]; } - success = image.LoadFile(tempFile, GetImageType()); - wxRemoveFile(tempFile); -#endif - - return success; + else + return NULL; } -// Write data in hex to a stream -bool wxRichTextImageBlock::WriteHex(wxOutputStream& stream) +const wxVariant& wxRichTextProperties::GetProperty(const wxString& name) const { - const int bufSize = 512; - char buf[bufSize+1]; - - int left = m_dataSize; - int n, i, j; - j = 0; - while (left > 0) - { - if (left*2 > bufSize) - { - n = bufSize; left -= (bufSize/2); - } - else - { - n = left*2; left = 0; - } - - char* b = buf; - for (i = 0; i < (n/2); i++) - { - wxDecToHex(m_data[j], b, b+1); - b += 2; j ++; - } + static const wxVariant nullVariant; + int idx = Find(name); + if (idx != -1) + return m_properties[idx]; + else + return nullVariant; +} - buf[n] = 0; - stream.Write((const char*) buf, n); - } - return true; +wxString wxRichTextProperties::GetPropertyString(const wxString& name) const +{ + return GetProperty(name).GetString(); } -// Read data in hex from a stream -bool wxRichTextImageBlock::ReadHex(wxInputStream& stream, int length, int imageType) +long wxRichTextProperties::GetPropertyLong(const wxString& name) const { - int dataSize = length/2; + return GetProperty(name).GetLong(); +} - if (m_data) - delete[] m_data; +bool wxRichTextProperties::GetPropertyBool(const wxString& name) const +{ + return GetProperty(name).GetBool(); +} - wxChar str[2]; - m_data = new unsigned char[dataSize]; - int i; - for (i = 0; i < dataSize; i ++) - { - str[0] = (char)stream.GetC(); - str[1] = (char)stream.GetC(); +double wxRichTextProperties::GetPropertyDouble(const wxString& name) const +{ + return GetProperty(name).GetDouble(); +} - m_data[i] = (unsigned char)wxHexToDec(str); - } +void wxRichTextProperties::SetProperty(const wxVariant& variant) +{ + wxASSERT(!variant.GetName().IsEmpty()); - m_dataSize = dataSize; - m_imageType = imageType; + int idx = Find(variant.GetName()); - return true; + if (idx == -1) + m_properties.Add(variant); + else + m_properties[idx] = variant; } -// Allocate and read from stream as a block of memory -unsigned char* wxRichTextImageBlock::ReadBlock(wxInputStream& stream, size_t size) +void wxRichTextProperties::SetProperty(const wxString& name, const wxVariant& variant) { - unsigned char* block = new unsigned char[size]; - if (!block) - return NULL; - - stream.Read(block, size); + int idx = Find(name); + wxVariant var(variant); + var.SetName(name); - return block; + if (idx == -1) + m_properties.Add(var); + else + m_properties[idx] = var; } -unsigned char* wxRichTextImageBlock::ReadBlock(const wxString& filename, size_t size) +void wxRichTextProperties::SetProperty(const wxString& name, const wxString& value) { - wxFileInputStream stream(filename); - if (!stream.Ok()) - return NULL; + SetProperty(name, wxVariant(value, name)); +} - return ReadBlock(stream, size); +void wxRichTextProperties::SetProperty(const wxString& name, long value) +{ + SetProperty(name, wxVariant(value, name)); } -// Write memory block to stream -bool wxRichTextImageBlock::WriteBlock(wxOutputStream& stream, unsigned char* block, size_t size) +void wxRichTextProperties::SetProperty(const wxString& name, double value) { - stream.Write((void*) block, size); - return stream.IsOk(); + SetProperty(name, wxVariant(value, name)); +} +void wxRichTextProperties::SetProperty(const wxString& name, bool value) +{ + SetProperty(name, wxVariant(value, name)); } -// Write memory block to file -bool wxRichTextImageBlock::WriteBlock(const wxString& filename, unsigned char* block, size_t size) +void wxRichTextProperties::RemoveProperties(const wxRichTextProperties& properties) { - wxFileOutputStream outStream(filename); - if (!outStream.Ok()) - return false; + size_t i; + for (i = 0; i < properties.GetCount(); i++) + { + wxString name = properties.GetProperties()[i].GetName(); + if (HasProperty(name)) + Remove(name); + } +} - return WriteBlock(outStream, block, size); +void wxRichTextProperties::MergeProperties(const wxRichTextProperties& properties) +{ + size_t i; + for (i = 0; i < properties.GetCount(); i++) + { + SetProperty(properties.GetProperties()[i]); + } } -// Gets the extension for the block's type -wxString wxRichTextImageBlock::GetExtension() const +wxRichTextObject* wxRichTextObjectAddress::GetObject(wxRichTextParagraphLayoutBox* topLevelContainer) const { - wxImageHandler* handler = wxImage::FindHandler(GetImageType()); - if (handler) - return handler->GetExtension(); - else - return wxEmptyString; -} + if (m_address.GetCount() == 0) + return topLevelContainer; -#if wxUSE_DATAOBJ + wxRichTextCompositeObject* p = topLevelContainer; + size_t i = 0; + while (p && i < m_address.GetCount()) + { + int pos = m_address[i]; + wxASSERT(pos >= 0 && pos < (int) p->GetChildren().GetCount()); + if (pos < 0 || pos >= (int) p->GetChildren().GetCount()) + return NULL; -/*! - * The data object for a wxRichTextBuffer - */ + wxRichTextObject* p1 = p->GetChild(pos); + if (i == (m_address.GetCount()-1)) + return p1; -const wxChar *wxRichTextBufferDataObject::ms_richTextBufferFormatId = wxT("wxShape"); + p = wxDynamicCast(p1, wxRichTextCompositeObject); + i ++; + } + return NULL; +} -wxRichTextBufferDataObject::wxRichTextBufferDataObject(wxRichTextBuffer* richTextBuffer) +bool wxRichTextObjectAddress::Create(wxRichTextParagraphLayoutBox* topLevelContainer, wxRichTextObject* obj) { - m_richTextBuffer = richTextBuffer; + m_address.Clear(); - // this string should uniquely identify our format, but is otherwise - // arbitrary - m_formatRichTextBuffer.SetId(GetRichTextBufferFormatId()); + if (topLevelContainer == obj) + return true; - SetFormat(m_formatRichTextBuffer); -} + wxRichTextObject* o = obj; + while (o) + { + wxRichTextCompositeObject* p = wxDynamicCast(o->GetParent(), wxRichTextCompositeObject); + if (!p) + return false; -wxRichTextBufferDataObject::~wxRichTextBufferDataObject() -{ - delete m_richTextBuffer; -} + int pos = p->GetChildren().IndexOf(o); + if (pos == -1) + return false; -// after a call to this function, the richTextBuffer is owned by the caller and it -// is responsible for deleting it! -wxRichTextBuffer* wxRichTextBufferDataObject::GetRichTextBuffer() -{ - wxRichTextBuffer* richTextBuffer = m_richTextBuffer; - m_richTextBuffer = NULL; + m_address.Insert(pos, 0); - return richTextBuffer; + if (p == topLevelContainer) + return true; + + o = p; + } + return false; } -wxDataFormat wxRichTextBufferDataObject::GetPreferredFormat(Direction WXUNUSED(dir)) const +// Equality test +bool wxRichTextSelection::operator==(const wxRichTextSelection& sel) const { - return m_formatRichTextBuffer; + if (m_container != sel.m_container) + return false; + if (m_ranges.GetCount() != sel.m_ranges.GetCount()) + return false; + size_t i; + for (i = 0; i < m_ranges.GetCount(); i++) + if (!(m_ranges[i] == sel.m_ranges[i])) + return false; + return true; } -size_t wxRichTextBufferDataObject::GetDataSize() const +// Get the selections appropriate to the specified object, if any; returns wxRICHTEXT_NO_SELECTION if none +// or none at the level of the object's container. +wxRichTextRangeArray wxRichTextSelection::GetSelectionForObject(wxRichTextObject* obj) const { - if (!m_richTextBuffer) - return 0; + if (IsValid()) + { + wxRichTextParagraphLayoutBox* container = obj->GetParentContainer(); - wxString bufXML; + if (container == m_container) + return m_ranges; - { - wxStringOutputStream stream(& bufXML); - if (!m_richTextBuffer->SaveFile(stream, wxRICHTEXT_TYPE_XML)) + container = obj->GetContainer(); + while (container) { - wxLogError(wxT("Could not write the buffer to an XML stream.\nYou may have forgotten to add the XML file handler.")); - return 0; + if (container->GetParent()) + { + // If we found that our object's container is within the range of + // a selection higher up, then assume the whole original object + // is also selected. + wxRichTextParagraphLayoutBox* parentContainer = container->GetParentContainer(); + if (parentContainer == m_container) + { + if (WithinSelection(container->GetRange().GetStart(), m_ranges)) + { + wxRichTextRangeArray ranges; + ranges.Add(obj->GetRange()); + return ranges; + } + } + + container = parentContainer; + } + else + { + container = NULL; + break; + } } } - -#if wxUSE_UNICODE - wxCharBuffer buffer = bufXML.mb_str(wxConvUTF8); - return strlen(buffer) + 1; -#else - return bufXML.Length()+1; -#endif + return wxRichTextRangeArray(); } -bool wxRichTextBufferDataObject::GetDataHere(void *pBuf) const +// Is the given position within the selection? +bool wxRichTextSelection::WithinSelection(long pos, wxRichTextObject* obj) const { - if (!pBuf || !m_richTextBuffer) + if (!IsValid()) return false; + else + { + wxRichTextRangeArray selectionRanges = GetSelectionForObject(obj); + return WithinSelection(pos, selectionRanges); + } +} - wxString bufXML; +// Is the given position within the selection range? +bool wxRichTextSelection::WithinSelection(long pos, const wxRichTextRangeArray& ranges) +{ + size_t i; + for (i = 0; i < ranges.GetCount(); i++) + { + const wxRichTextRange& range = ranges[i]; + if (pos >= range.GetStart() && pos <= range.GetEnd()) + return true; + } + return false; +} +// Is the given range completely within the selection range? +bool wxRichTextSelection::WithinSelection(const wxRichTextRange& range, const wxRichTextRangeArray& ranges) +{ + size_t i; + for (i = 0; i < ranges.GetCount(); i++) { - wxStringOutputStream stream(& bufXML); - if (!m_richTextBuffer->SaveFile(stream, wxRICHTEXT_TYPE_XML)) - { - wxLogError(wxT("Could not write the buffer to an XML stream.\nYou may have forgotten to add the XML file handler.")); - return 0; - } + const wxRichTextRange& eachRange = ranges[i]; + if (range.IsWithin(eachRange)) + return true; } + return false; +} -#if wxUSE_UNICODE - wxCharBuffer buffer = bufXML.mb_str(wxConvUTF8); - size_t len = strlen(buffer); - memcpy((char*) pBuf, (const char*) buffer, len); - ((char*) pBuf)[len] = 0; -#else - size_t len = bufXML.Length(); - memcpy((char*) pBuf, (const char*) bufXML.c_str(), len); - ((char*) pBuf)[len] = 0; -#endif +IMPLEMENT_CLASS(wxRichTextDrawingHandler, wxObject) +IMPLEMENT_CLASS(wxRichTextDrawingContext, wxObject) - return true; +wxRichTextDrawingContext::wxRichTextDrawingContext(wxRichTextBuffer* buffer) +{ + Init(); + m_buffer = buffer; + if (m_buffer && m_buffer->GetRichTextCtrl()) + EnableVirtualAttributes(m_buffer->GetRichTextCtrl()->GetVirtualAttributesEnabled()); } -bool wxRichTextBufferDataObject::SetData(size_t WXUNUSED(len), const void *buf) +bool wxRichTextDrawingContext::HasVirtualAttributes(wxRichTextObject* obj) const { - delete m_richTextBuffer; - m_richTextBuffer = NULL; + if (!GetVirtualAttributesEnabled()) + return false; - wxString bufXML((const char*) buf, wxConvUTF8); + wxList::compatibility_iterator node = m_buffer->GetDrawingHandlers().GetFirst(); + while (node) + { + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + if (handler->HasVirtualAttributes(obj)) + return true; - m_richTextBuffer = new wxRichTextBuffer; + node = node->GetNext(); + } + return false; +} - wxStringInputStream stream(bufXML); - if (!m_richTextBuffer->LoadFile(stream, wxRICHTEXT_TYPE_XML)) +wxRichTextAttr wxRichTextDrawingContext::GetVirtualAttributes(wxRichTextObject* obj) const +{ + wxRichTextAttr attr; + if (!GetVirtualAttributesEnabled()) + return attr; + + // We apply all handlers, so we can may combine several different attributes + wxList::compatibility_iterator node = m_buffer->GetDrawingHandlers().GetFirst(); + while (node) { - wxLogError(wxT("Could not read the buffer from an XML stream.\nYou may have forgotten to add the XML file handler.")); + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + if (handler->HasVirtualAttributes(obj)) + { + bool success = handler->GetVirtualAttributes(attr, obj); + wxASSERT(success); + wxUnusedVar(success); + } - delete m_richTextBuffer; - m_richTextBuffer = NULL; + node = node->GetNext(); + } + return attr; +} +bool wxRichTextDrawingContext::ApplyVirtualAttributes(wxRichTextAttr& attr, wxRichTextObject* obj) const +{ + if (!GetVirtualAttributesEnabled()) return false; + + if (HasVirtualAttributes(obj)) + { + wxRichTextAttr a(GetVirtualAttributes(obj)); + attr.Apply(a); + return true; } - return true; + else + return false; } -#endif - // wxUSE_DATAOBJ - +int wxRichTextDrawingContext::GetVirtualSubobjectAttributesCount(wxRichTextObject* obj) const +{ + if (!GetVirtualAttributesEnabled()) + return 0; -/* - * wxRichTextFontTable - * Manages quick access to a pool of fonts for rendering rich text - */ + wxList::compatibility_iterator node = m_buffer->GetDrawingHandlers().GetFirst(); + while (node) + { + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + int count = handler->GetVirtualSubobjectAttributesCount(obj); + if (count > 0) + return count; -WX_DECLARE_STRING_HASH_MAP_WITH_DECL(wxFont, wxRichTextFontTableHashMap, class WXDLLIMPEXP_RICHTEXT); + node = node->GetNext(); + } + return 0; +} -class wxRichTextFontTableData: public wxObjectRefData +int wxRichTextDrawingContext::GetVirtualSubobjectAttributes(wxRichTextObject* obj, wxArrayInt& positions, wxRichTextAttrArray& attributes) const { -public: - wxRichTextFontTableData() {} + if (!GetVirtualAttributesEnabled()) + return 0; - wxFont FindFont(const wxTextAttr& fontSpec); + wxList::compatibility_iterator node = m_buffer->GetDrawingHandlers().GetFirst(); + while (node) + { + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + if (handler->GetVirtualSubobjectAttributes(obj, positions, attributes)) + return positions.GetCount(); - wxRichTextFontTableHashMap m_hashMap; -}; + node = node->GetNext(); + } + return 0; +} -wxFont wxRichTextFontTableData::FindFont(const wxTextAttr& fontSpec) +bool wxRichTextDrawingContext::HasVirtualText(const wxRichTextPlainText* obj) const { - wxString facename(fontSpec.GetFontFaceName()); - wxString spec(wxString::Format(wxT("%d-%d-%d-%d-%s-%d"), fontSpec.GetFontSize(), fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), (int) fontSpec.GetFontUnderlined(), facename.c_str(), (int) fontSpec.GetFontEncoding())); - wxRichTextFontTableHashMap::iterator entry = m_hashMap.find(spec); + if (!GetVirtualAttributesEnabled()) + return false; - if ( entry == m_hashMap.end() ) + wxList::compatibility_iterator node = m_buffer->GetDrawingHandlers().GetFirst(); + while (node) { - wxFont font(fontSpec.GetFontSize(), wxDEFAULT, fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), fontSpec.GetFontUnderlined(), facename.c_str()); - m_hashMap[spec] = font; - return font; + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + if (handler->HasVirtualText(obj)) + return true; + + node = node->GetNext(); } - else + return false; +} + +bool wxRichTextDrawingContext::GetVirtualText(const wxRichTextPlainText* obj, wxString& text) const +{ + if (!GetVirtualAttributesEnabled()) + return false; + + wxList::compatibility_iterator node = m_buffer->GetDrawingHandlers().GetFirst(); + while (node) { - return entry->second; + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + if (handler->GetVirtualText(obj, text)) + return true; + + node = node->GetNext(); } + return false; } -IMPLEMENT_DYNAMIC_CLASS(wxRichTextFontTable, wxObject) +/// Adds a handler to the end +void wxRichTextBuffer::AddDrawingHandler(wxRichTextDrawingHandler *handler) +{ + sm_drawingHandlers.Append(handler); +} -wxRichTextFontTable::wxRichTextFontTable() +/// Inserts a handler at the front +void wxRichTextBuffer::InsertDrawingHandler(wxRichTextDrawingHandler *handler) { - m_refData = new wxRichTextFontTableData; - m_refData->IncRef(); + sm_drawingHandlers.Insert( handler ); } -wxRichTextFontTable::wxRichTextFontTable(const wxRichTextFontTable& table) +/// Removes a handler +bool wxRichTextBuffer::RemoveDrawingHandler(const wxString& name) { - (*this) = table; + wxRichTextDrawingHandler *handler = FindDrawingHandler(name); + if (handler) + { + sm_drawingHandlers.DeleteObject(handler); + delete handler; + return true; + } + else + return false; } -wxRichTextFontTable::~wxRichTextFontTable() +wxRichTextDrawingHandler* wxRichTextBuffer::FindDrawingHandler(const wxString& name) { - UnRef(); + wxList::compatibility_iterator node = sm_drawingHandlers.GetFirst(); + while (node) + { + wxRichTextDrawingHandler *handler = (wxRichTextDrawingHandler*)node->GetData(); + if (handler->GetName().Lower() == name.Lower()) return handler; + + node = node->GetNext(); + } + return NULL; } -bool wxRichTextFontTable::operator == (const wxRichTextFontTable& table) const +void wxRichTextBuffer::CleanUpDrawingHandlers() { - return (m_refData == table.m_refData); + wxList::compatibility_iterator node = sm_drawingHandlers.GetFirst(); + while (node) + { + wxRichTextDrawingHandler* handler = (wxRichTextDrawingHandler*)node->GetData(); + wxList::compatibility_iterator next = node->GetNext(); + delete handler; + node = next; + } + + sm_drawingHandlers.Clear(); } -void wxRichTextFontTable::operator= (const wxRichTextFontTable& table) +void wxRichTextBuffer::AddFieldType(wxRichTextFieldType *fieldType) { - Ref(table); + sm_fieldTypes[fieldType->GetName()] = fieldType; } -wxFont wxRichTextFontTable::FindFont(const wxTextAttr& fontSpec) +bool wxRichTextBuffer::RemoveFieldType(const wxString& name) { - wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData; - if (data) - return data->FindFont(fontSpec); + wxRichTextFieldTypeHashMap::iterator it = sm_fieldTypes.find(name); + if (it == sm_fieldTypes.end()) + return false; else - return wxFont(); + { + wxRichTextFieldType* fieldType = it->second; + sm_fieldTypes.erase(it); + delete fieldType; + return true; + } } -void wxRichTextFontTable::Clear() +wxRichTextFieldType *wxRichTextBuffer::FindFieldType(const wxString& name) { - wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData; - if (data) - data->m_hashMap.clear(); + wxRichTextFieldTypeHashMap::iterator it = sm_fieldTypes.find(name); + if (it == sm_fieldTypes.end()) + return NULL; + else + return it->second; +} + +void wxRichTextBuffer::CleanUpFieldTypes() +{ + wxRichTextFieldTypeHashMap::iterator it; + for( it = sm_fieldTypes.begin(); it != sm_fieldTypes.end(); ++it ) + { + wxRichTextFieldType* fieldType = it->second; + delete fieldType; + } + + sm_fieldTypes.clear(); } #endif