X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bec80f4f4a44ce7d1ce24627f87deb0166249c54..eb40c2d836a315f8c78f96e727af244d385e39da:/src/richtext/richtextbuffer.cpp?ds=inline diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp index 86be3e8394..3973df7cdf 100644 --- a/src/richtext/richtextbuffer.cpp +++ b/src/richtext/richtextbuffer.cpp @@ -41,6 +41,7 @@ #include "wx/richtext/richtextctrl.h" #include "wx/richtext/richtextstyles.h" #include "wx/richtext/richtextimagedlg.h" +#include "wx/richtext/richtextsizepage.h" #include "wx/listimpl.cpp" #include "wx/arrimpl.cpp" @@ -82,7 +83,7 @@ int wxRichTextFloatRectMapCmp(wxRichTextFloatRectMap* r1, wxRichTextFloatRectMap class wxRichTextFloatCollector { public: - wxRichTextFloatCollector(int width); + wxRichTextFloatCollector(const wxRect& availableRect); ~wxRichTextFloatCollector(); // Collect the floating objects info in the given paragraph @@ -104,10 +105,16 @@ public: int GetLastRectBottom(); // Draw the floats inside a rect - void Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style); + void Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); // HitTest the floats - int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition); + int HitTest(wxDC& dc, 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; static int SearchAdjacentRect(const wxRichTextFloatRectMapArray& array, int point); @@ -115,17 +122,30 @@ public: static void FreeFloatRectMapArray(wxRichTextFloatRectMapArray& array); - static void DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style); + static void DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style); - static int HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), const wxPoint& pt, long& textPosition); + static int HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int flags); private: wxRichTextFloatRectMapArray m_left; wxRichTextFloatRectMapArray m_right; - int m_width; + //int m_width; + wxRect m_availableRect; wxRichTextParagraph* m_para; }; +// 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 @@ -183,9 +203,9 @@ int wxRichTextFloatCollector::GetWidthFromFloatRect(const wxRichTextFloatRectMap return ret; } -wxRichTextFloatCollector::wxRichTextFloatCollector(int width) : m_left(wxRichTextFloatRectMapCmp), m_right(wxRichTextFloatRectMapCmp) +wxRichTextFloatCollector::wxRichTextFloatCollector(const wxRect& rect) : m_left(wxRichTextFloatRectMapCmp), m_right(wxRichTextFloatRectMapCmp) { - m_width = width; + m_availableRect = rect; m_para = NULL; } @@ -207,9 +227,9 @@ int wxRichTextFloatCollector::GetFitPosition(const wxRichTextFloatRectMapArray& if (array.GetCount() == 0) return start; - unsigned int i = SearchAdjacentRect(array, start); + int i = SearchAdjacentRect(array, start); int last = start; - while (i < array.GetCount()) + while (i < (int) array.GetCount()) { if (array[i]->startY - last >= height) return last + 1; @@ -233,33 +253,35 @@ int wxRichTextFloatCollector::GetFitPosition(int direction, int start, int heigh } } +// 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(); + 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("Must some error occurs"); - } + 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; + m_para = para; } void wxRichTextFloatCollector::CollectFloat(wxRichTextParagraph* para) @@ -290,18 +312,21 @@ wxRect wxRichTextFloatCollector::GetAvailableRect(int startY, int endY) int widthLeft = 0, widthRight = 0; if (m_left.GetCount() != 0) { - unsigned int i = SearchAdjacentRect(m_left, startY); - if (i >= 0 && i < m_left.GetCount()) + int i = SearchAdjacentRect(m_left, startY); + if (i < (int) m_left.GetCount()) widthLeft = GetWidthFromFloatRect(m_left, i, startY, endY); } if (m_right.GetCount() != 0) { - unsigned int j = SearchAdjacentRect(m_right, startY); - if (j >= 0 && j < m_right.GetCount()) + int j = SearchAdjacentRect(m_right, startY); + if (j < (int) m_right.GetCount()) widthRight = GetWidthFromFloatRect(m_right, j, startY, endY); } - return wxRect(widthLeft, 0, m_width - widthLeft - widthRight, 0); + // 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() @@ -319,48 +344,52 @@ int wxRichTextFloatCollector::GetLastRectBottom() return ret; } -void wxRichTextFloatCollector::DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, const wxRichTextRange& WXUNUSED(range), const wxRichTextRange& WXUNUSED(selectionRange), const wxRect& rect, int descent, int style) +void wxRichTextFloatCollector::DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, const wxRichTextRange& WXUNUSED(range), const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { int start = rect.y; int end = rect.y + rect.height; - unsigned int i, j; + int i, j; i = SearchAdjacentRect(array, start); - if (i < 0 || i >= array.GetCount()) + if (i < 0 || i >= (int) array.GetCount()) return; j = SearchAdjacentRect(array, end); - if (j < 0 || j >= array.GetCount()) + 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, r, wxRichTextRange(0, -1), wxRect(obj->GetPosition(), obj->GetCachedSize()), descent, style); + obj->Draw(dc, r, selection, wxRect(obj->GetPosition(), obj->GetCachedSize()), descent, style); i++; } } -void wxRichTextFloatCollector::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style) +void wxRichTextFloatCollector::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { if (m_left.GetCount() > 0) - DrawFloat(m_left, dc, range, selectionRange, rect, descent, style); + DrawFloat(m_left, dc, range, selection, rect, descent, style); if (m_right.GetCount() > 0) - DrawFloat(m_right, dc, range, selectionRange, rect, descent, style); + DrawFloat(m_right, dc, range, selection, rect, descent, style); } -int wxRichTextFloatCollector::HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), const wxPoint& pt, long& textPosition) +int wxRichTextFloatCollector::HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int WXUNUSED(flags)) { - unsigned int i; + int i; if (array.GetCount() == 0) return wxRICHTEXT_HITTEST_NONE; i = SearchAdjacentRect(array, pt.y); - if (i < 0 || i >= array.GetCount()) + 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 @@ -370,12 +399,12 @@ int wxRichTextFloatCollector::HitTestFloat(const wxRichTextFloatRectMapArray& ar return wxRICHTEXT_HITTEST_NONE; } -int wxRichTextFloatCollector::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition) +int wxRichTextFloatCollector::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, int flags) { - int ret = HitTestFloat(m_left, dc, pt, textPosition); + int ret = HitTestFloat(m_left, dc, pt, textPosition, obj, flags); if (ret == wxRICHTEXT_HITTEST_NONE) { - ret = HitTestFloat(m_right, dc, pt, textPosition); + ret = HitTestFloat(m_right, dc, pt, textPosition, obj, flags); } return ret; } @@ -435,14 +464,10 @@ 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() @@ -460,25 +485,84 @@ 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); +} + +int wxRichTextObject::GetLeftMargin() const +{ + return GetAttributes().GetTextBoxAttr().GetMargins().GetLeft().GetValue(); +} + +int wxRichTextObject::GetRightMargin() const +{ + return GetAttributes().GetTextBoxAttr().GetMargins().GetRight().GetValue(); +} + +int wxRichTextObject::GetTopMargin() const +{ + return GetAttributes().GetTextBoxAttr().GetMargins().GetTop().GetValue(); +} + +int wxRichTextObject::GetBottomMargin() const +{ + return GetAttributes().GetTextBoxAttr().GetMargins().GetBottom().GetValue(); +} + +// 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, const wxRect& outerRect) const +{ + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + marginRect = outerRect; + GetBoxRects(dc, GetBuffer(), GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + return contentRect; +} + +// Invalidate the buffer. With no argument, invalidates whole buffer. +void wxRichTextObject::Invalidate(const wxRichTextRange& invalidRange) +{ + if (invalidRange != wxRICHTEXT_NONE) + { + SetCachedSize(wxDefaultSize); + SetMaxSize(wxDefaultSize); + SetMinSize(wxDefaultSize); + } } // Convert units in tenths of a millimetre to device units @@ -502,6 +586,10 @@ int wxRichTextObject::ConvertTenthsMMToPixels(int ppi, int units, double scale) 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; } @@ -530,43 +618,62 @@ int wxRichTextObject::ConvertPixelsToTenthsMM(int ppi, int pixels, double scale) } // Draw the borders and background for the given rectangle and attributes. -// Width and height are taken to be the content size, so excluding any -// border, margin and padding. -bool wxRichTextObject::DrawBoxAttributes(wxDC& dc, const wxRichTextAttr& attr, const wxRect& boxRect) +// 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 contentRect = boxRect; - wxRect marginRect, borderRect, paddingRect, outlineRect; + wxRect marginRect = boxRect; + wxRect contentRect, borderRect, paddingRect, outlineRect; - GetBoxRects(dc, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); + GetBoxRects(dc, buffer, attr, marginRect, borderRect, contentRect, paddingRect, outlineRect); // Margin is transparent. Draw background from margin. - if (attr.HasBackgroundColour()) + if (attr.HasBackgroundColour() || (flags & wxRICHTEXT_DRAW_SELECTED)) { - wxPen pen(attr.GetBackgroundColour()); - wxBrush brush(attr.GetBackgroundColour()); + 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(marginRect); } - if (attr.GetTextBoxAttr().GetBorder().HasBorder()) - DrawBorder(dc, attr.GetTextBoxAttr().GetBorder(), 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().HasBorder()) - DrawBorder(dc, attr.GetTextBoxAttr().GetOutline(), outlineRect); + if (attr.GetTextBoxAttr().GetOutline().IsValid()) + DrawBorder(dc, buffer, attr.GetTextBoxAttr().GetOutline(), outlineRect); return true; } // Draw a border -bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const wxRect& rect) +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); + wxTextAttrDimensionConverter converter(dc, buffer ? buffer->GetScale() : 1.0); - if (attr.GetLeft().IsValid()) + if (attr.GetLeft().IsValid() && attr.GetLeft().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) { borderLeft = converter.GetPixels(attr.GetLeft().GetWidth()); wxColour col(attr.GetLeft().GetColour()); @@ -579,7 +686,7 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const penStyle = wxDOT; else if (attr.GetLeft().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) penStyle = wxLONG_DASH; - wxPen pen(col); + wxPen pen(col, 1, penStyle); dc.SetPen(pen); dc.DrawLine(rect.x, rect.y, rect.x, rect.y + rect.height); @@ -594,7 +701,7 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const } } - if (attr.GetRight().IsValid()) + if (attr.GetRight().IsValid() && attr.GetRight().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) { borderRight = converter.GetPixels(attr.GetRight().GetWidth()); @@ -608,9 +715,9 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const penStyle = wxDOT; else if (attr.GetRight().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) penStyle = wxLONG_DASH; - wxPen pen(col); + wxPen pen(col, 1, penStyle); dc.SetPen(pen); - dc.DrawLine(rect.x + rect.width, rect.y, rect.x + rect.width, rect.y + rect.height); + dc.DrawLine(rect.x + rect.width, rect.y, rect.x + rect.width, rect.y + rect.height + 1); } else if (borderRight > 1) @@ -623,7 +730,7 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const } } - if (attr.GetTop().IsValid()) + if (attr.GetTop().IsValid() && attr.GetTop().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) { borderTop = converter.GetPixels(attr.GetTop().GetWidth()); @@ -637,7 +744,7 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const penStyle = wxDOT; else if (attr.GetTop().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) penStyle = wxLONG_DASH; - wxPen pen(col); + wxPen pen(col, 1, penStyle); dc.SetPen(pen); dc.DrawLine(rect.x, rect.y, rect.x + rect.width, rect.y); @@ -652,7 +759,7 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const } } - if (attr.GetBottom().IsValid()) + if (attr.GetBottom().IsValid() && attr.GetBottom().GetStyle() != wxTEXT_BOX_ATTR_BORDER_NONE) { borderBottom = converter.GetPixels(attr.GetBottom().GetWidth()); wxColour col(attr.GetTop().GetColour()); @@ -665,7 +772,7 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const penStyle = wxDOT; else if (attr.GetBottom().GetStyle() == wxTEXT_BOX_ATTR_BORDER_DASHED) penStyle = wxLONG_DASH; - wxPen pen(col); + wxPen pen(col, 1, penStyle); dc.SetPen(pen); dc.DrawLine(rect.x, rect.y + rect.height, rect.x + rect.width, rect.y + rect.height); @@ -690,49 +797,49 @@ bool wxRichTextObject::DrawBorder(wxDC& dc, const wxTextAttrBorders& attr, const // // | Margin | Border | Padding | CONTENT | Padding | Border | Margin | -bool wxRichTextObject::GetBoxRects(wxDC& dc, const wxRichTextAttr& attr, wxRect& marginRect, wxRect& borderRect, wxRect& contentRect, wxRect& paddingRect, wxRect& outlineRect) +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); + wxTextAttrDimensionConverter converter(dc, buffer ? buffer->GetScale() : 1.0); - if (attr.GetTextBoxAttr().GetMargins().GetLeft().IsPresent()) + if (attr.GetTextBoxAttr().GetMargins().GetLeft().IsValid()) marginLeft = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetLeft()); - if (attr.GetTextBoxAttr().GetMargins().GetRight().IsPresent()) + if (attr.GetTextBoxAttr().GetMargins().GetRight().IsValid()) marginRight = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetRight()); - if (attr.GetTextBoxAttr().GetMargins().GetTop().IsPresent()) + if (attr.GetTextBoxAttr().GetMargins().GetTop().IsValid()) marginTop = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetTop()); - if (attr.GetTextBoxAttr().GetMargins().GetLeft().IsPresent()) + if (attr.GetTextBoxAttr().GetMargins().GetLeft().IsValid()) marginBottom = converter.GetPixels(attr.GetTextBoxAttr().GetMargins().GetBottom()); - if (attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth().IsValid()) borderLeft = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth()); - if (attr.GetTextBoxAttr().GetBorder().GetRight().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetBorder().GetRight().GetWidth().IsValid()) borderRight = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetRight().GetWidth()); - if (attr.GetTextBoxAttr().GetBorder().GetTop().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetBorder().GetTop().GetWidth().IsValid()) borderTop = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetTop().GetWidth()); - if (attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetBorder().GetLeft().GetWidth().IsValid()) borderBottom = converter.GetPixels(attr.GetTextBoxAttr().GetBorder().GetBottom().GetWidth()); - if (attr.GetTextBoxAttr().GetPadding().GetLeft().IsPresent()) + if (attr.GetTextBoxAttr().GetPadding().GetLeft().IsValid()) paddingLeft = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetLeft()); - if (attr.GetTextBoxAttr().GetPadding().GetRight().IsPresent()) + if (attr.GetTextBoxAttr().GetPadding().GetRight().IsValid()) paddingRight = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetRight()); - if (attr.GetTextBoxAttr().GetPadding().GetTop().IsPresent()) + if (attr.GetTextBoxAttr().GetPadding().GetTop().IsValid()) paddingTop = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetTop()); - if (attr.GetTextBoxAttr().GetPadding().GetLeft().IsPresent()) + if (attr.GetTextBoxAttr().GetPadding().GetBottom().IsValid()) paddingBottom = converter.GetPixels(attr.GetTextBoxAttr().GetPadding().GetBottom()); - if (attr.GetTextBoxAttr().GetOutline().GetLeft().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetOutline().GetLeft().GetWidth().IsValid()) outlineLeft = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetLeft().GetWidth()); - if (attr.GetTextBoxAttr().GetOutline().GetRight().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetOutline().GetRight().GetWidth().IsValid()) outlineRight = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetRight().GetWidth()); - if (attr.GetTextBoxAttr().GetOutline().GetTop().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetOutline().GetTop().GetWidth().IsValid()) outlineTop = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetTop().GetWidth()); - if (attr.GetTextBoxAttr().GetOutline().GetLeft().GetWidth().IsPresent()) + if (attr.GetTextBoxAttr().GetOutline().GetBottom().GetWidth().IsValid()) outlineBottom = converter.GetPixels(attr.GetTextBoxAttr().GetOutline().GetBottom().GetWidth()); int leftTotal = marginLeft + borderLeft + paddingLeft; @@ -774,8 +881,73 @@ bool wxRichTextObject::GetBoxRects(wxDC& dc, const wxRichTextAttr& attr, wxRect& 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); -/// Dump to output stream for debugging + 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. +wxRect wxRichTextObject::AdjustAvailableSpace(wxDC& dc, wxRichTextBuffer* buffer, const wxRichTextAttr& WXUNUSED(parentAttr), const wxRichTextAttr& childAttr, const wxRect& availableParentSpace) +{ + wxRect rect = availableParentSpace; + double scale = 1.0; + if (buffer) + scale = buffer->GetScale(); + + wxTextAttrDimensionConverter converter(dc, scale, availableParentSpace.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 = availableParentSpace.x + availableParentSpace.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 = availableParentSpace.y + availableParentSpace.height - rect.height; + else + rect.y += y; + } + + return rect; +} + +// Dump to output stream for debugging void wxRichTextObject::Dump(wxTextOutputStream& stream) { stream << GetClassInfo()->GetClassName() << wxT("\n"); @@ -783,7 +955,7 @@ void wxRichTextObject::Dump(wxTextOutputStream& stream) 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 +// Gets the containing buffer wxRichTextBuffer* wxRichTextObject::GetBuffer() const { const wxRichTextObject* obj = this; @@ -792,6 +964,102 @@ wxRichTextBuffer* wxRichTextObject::GetBuffer() const 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), 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, wxRichTextBuffer* buffer, + const wxRichTextAttr& parentAttr, const wxRichTextAttr& attr, const wxRect& availableParentSpace, + int style) +{ + wxRect availableChildRect = AdjustAvailableSpace(dc, buffer, parentAttr, attr, availableParentSpace); + wxRect originalAvailableRect = availableChildRect; + Layout(dc, availableChildRect, 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 /* && maxSize.x > 0 */) + { + // 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); + + // 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. + if (attr.HasAlignment()) + { + // centering, right-justification + if (GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) + { + availableChildRect.x = (originalAvailableRect.GetWidth() - availableChildRect.GetWidth())/2 + availableChildRect.x; + } + else if (GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) + { + availableChildRect.x = availableChildRect.x + originalAvailableRect.GetWidth() - availableChildRect.GetWidth(); + } + } + + Layout(dc, availableChildRect, 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. @@ -901,22 +1169,34 @@ 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, 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, pt, textPosition, obj, contextObj, flags); + if (ret != wxRICHTEXT_HITTEST_NONE) + return ret; + } + else if (child->IsShown()) + { + int ret = child->HitTest(dc, pt, textPosition, obj, contextObj, flags); + if (ret != wxRICHTEXT_HITTEST_NONE) + return ret; + } node = node->GetNext(); } - textPosition = GetRange().GetEnd()-1; - return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE; + return wxRICHTEXT_HITTEST_NONE; } /// Finds the absolute position and row height for the given character position @@ -927,7 +1207,11 @@ bool wxRichTextCompositeObject::FindPosition(wxDC& dc, long index, wxPoint& pt, { 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, index, pt, height, forceLineStart)) return true; node = node->GetNext(); @@ -942,6 +1226,12 @@ 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) { @@ -956,13 +1246,28 @@ 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. @@ -986,7 +1291,9 @@ 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() || @@ -1027,6 +1334,20 @@ wxString wxRichTextCompositeObject::GetTextForRange(const wxRichTextRange& range return text; } +/// 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(); + if (child->GetRange().GetStart() == pos) + return child; + node = node->GetNext(); + } + return NULL; +} + /// Recursively merge all pieces that can be merged. bool wxRichTextCompositeObject::Defragment(const wxRichTextRange& range) { @@ -1098,72 +1419,212 @@ void wxRichTextCompositeObject::Dump(wxTextOutputStream& stream) } } -/*! - * wxRichTextParagraphLayoutBox - * This box knows how to lay out paragraphs. - */ +/// 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, int flags, wxPoint position, wxArrayInt* partialExtents) const +{ + if (!range.IsWithin(GetRange())) + return false; -IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraphLayoutBox, wxRichTextCompositeObject) + wxSize sz; -wxRichTextParagraphLayoutBox::wxRichTextParagraphLayoutBox(wxRichTextObject* parent): - wxRichTextCompositeObject(parent) -{ - Init(); -} + wxArrayInt childExtents; + wxArrayInt* p; + if (partialExtents) + p = & childExtents; + else + p = NULL; -wxRichTextParagraphLayoutBox::~wxRichTextParagraphLayoutBox() -{ - if (m_floatCollector) + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) { - delete m_floatCollector; - m_floatCollector = NULL; - } -} + wxRichTextObject* child = node->GetData(); + if (!child->GetRange().IsOutside(range)) + { + // Floating objects have a zero size within the paragraph. + if (child->IsFloating()) + { + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; -/// Initialize the object. -void wxRichTextParagraphLayoutBox::Init() -{ - m_ctrl = NULL; + partialExtents->Add(0 /* zero size */ + lastSize); + } + } + else + { + wxSize childSize; - // For now, assume is the only box and has no initial size. - m_range = wxRichTextRange(0, -1); + wxRichTextRange rangeToUse = range; + rangeToUse.LimitTo(child->GetRange()); + if (child->IsTopLevel()) + rangeToUse = child->GetOwnRange(); - m_invalidRange.SetRange(-1, -1); - m_leftMargin = 4; - m_rightMargin = 4; - m_topMargin = 4; - m_bottomMargin = 4; - m_partialParagraph = false; - m_floatCollector = NULL; -} + int childDescent = 0; -void wxRichTextParagraphLayoutBox::Clear() -{ - DeleteChildren(); + // 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(); - if (m_floatCollector) - delete m_floatCollector; - m_floatCollector = NULL; - m_partialParagraph = false; -} + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + } + else if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y), p)) + { + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); -/// Copy -void wxRichTextParagraphLayoutBox::Copy(const wxRichTextParagraphLayoutBox& obj) -{ - Clear(); + if ((flags & wxRICHTEXT_CACHE_SIZE) && (rangeToUse == child->GetRange() || child->IsTopLevel())) + { + child->SetCachedSize(childSize); + child->SetDescent(childDescent); + } - wxRichTextCompositeObject::Copy(obj); + if (partialExtents) + { + int lastSize; + if (partialExtents->GetCount() > 0) + lastSize = (*partialExtents)[partialExtents->GetCount()-1]; + else + lastSize = 0; - m_partialParagraph = obj.m_partialParagraph; - m_defaultAttributes = obj.m_defaultAttributes; -} + size_t i; + for (i = 0; i < childExtents.GetCount(); i++) + { + partialExtents->Add(childExtents[i] + lastSize); + } + } + } + } + + if (p) + p->Clear(); + } + + node = node->GetNext(); + } + size = sz; + return true; +} + +// 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(); + while (node) + { + wxRichTextObject* child = node->GetData(); + if (invalidRange != wxRICHTEXT_ALL && invalidRange != wxRICHTEXT_NONE && child->GetRange().IsOutside(invalidRange)) + { + // Skip + } + else if (child->IsTopLevel()) + { + 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(); + } +} + +// Move the object recursively, by adding the offset from old to new +void wxRichTextCompositeObject::Move(const wxPoint& pt) +{ + 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(); + } +} + + +/*! + * wxRichTextParagraphLayoutBox + * This box knows how to lay out paragraphs. + */ + +IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraphLayoutBox, wxRichTextCompositeObject) + +wxRichTextParagraphLayoutBox::wxRichTextParagraphLayoutBox(wxRichTextObject* parent): + wxRichTextCompositeObject(parent) +{ + Init(); +} + +wxRichTextParagraphLayoutBox::~wxRichTextParagraphLayoutBox() +{ + if (m_floatCollector) + { + delete m_floatCollector; + m_floatCollector = NULL; + } +} + +/// Initialize the object. +void wxRichTextParagraphLayoutBox::Init() +{ + m_ctrl = NULL; + + // 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; + + SetMargins(4); + m_partialParagraph = false; + m_floatCollector = NULL; +} + +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 -bool wxRichTextParagraphLayoutBox::UpdateFloatingObjects(int width, wxRichTextObject* untilObj) +bool wxRichTextParagraphLayoutBox::UpdateFloatingObjects(const wxRect& availableRect, wxRichTextObject* untilObj) { if (m_floatCollector != NULL) delete m_floatCollector; - m_floatCollector = new wxRichTextFloatCollector(width); + m_floatCollector = new wxRichTextFloatCollector(availableRect); wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node && node->GetData() != untilObj) { @@ -1177,24 +1638,66 @@ bool wxRichTextParagraphLayoutBox::UpdateFloatingObjects(int width, wxRichTextOb 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, const wxPoint& pt, long& textPosition) +int wxRichTextParagraphLayoutBox::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) { + if (!IsShown()) + return wxRICHTEXT_HITTEST_NONE; + int ret = wxRICHTEXT_HITTEST_NONE; if (m_floatCollector) - ret = m_floatCollector->HitTest(dc, pt, textPosition); + ret = m_floatCollector->HitTest(dc, pt, textPosition, obj, flags); if (ret == wxRICHTEXT_HITTEST_NONE) - return wxRichTextCompositeObject::HitTest(dc, pt, textPosition); + return wxRichTextCompositeObject::HitTest(dc, pt, textPosition, obj, contextObj, flags); else + { + *contextObj = this; return ret; + } } /// Draw the floating objects -void wxRichTextParagraphLayoutBox::DrawFloats(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style) +void wxRichTextParagraphLayoutBox::DrawFloats(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { if (m_floatCollector) - m_floatCollector->Draw(dc, range, selectionRange, rect, descent, style); + m_floatCollector->Draw(dc, range, selection, rect, descent, style); } void wxRichTextParagraphLayoutBox::MoveAnchoredObjectToParagraph(wxRichTextParagraph* from, wxRichTextParagraph* to, wxRichTextObject* obj) @@ -1207,18 +1710,37 @@ void wxRichTextParagraphLayoutBox::MoveAnchoredObjectToParagraph(wxRichTextParag } /// Draw the item -bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style) +bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { - DrawFloats(dc, range, selectionRange, rect, descent, style); + if (!IsShown()) + return true; + + wxRect thisRect(GetPosition(), GetCachedSize()); + + 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(), GetAttributes(), thisRect, theseFlags); + + DrawFloats(dc, range, selection, rect, descent, style); wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { - wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (child != NULL); + 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()) { @@ -1230,7 +1752,7 @@ bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, // Skip } else - child->Draw(dc, range, selectionRange, rect, descent, style); + child->Draw(dc, childRange, selection, rect, descent, style); } node = node->GetNext(); @@ -1241,6 +1763,11 @@ bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, /// Lay the item out bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int style) { + SetPosition(rect.GetPosition()); + + if (!IsShown()) + return true; + wxRect availableSpace; bool formatRect = (style & wxRICHTEXT_LAYOUT_SPECIFIED_RECT) == wxRICHTEXT_LAYOUT_SPECIFIED_RECT; @@ -1251,10 +1778,8 @@ 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, rect2); // Invalidate the part of the buffer from the first visible line // to the end. If other parts of the buffer are currently invalid, @@ -1265,15 +1790,29 @@ 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, rect); + } + + int leftMargin, rightMargin, topMargin, bottomMargin; + wxRichTextObject::GetTotalMargin(dc, GetBuffer(), GetAttributes(), 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 = (GetAttributes().GetTextBoxAttr().HasVerticalAlignment() && + (GetAttributes().GetTextBoxAttr().GetVerticalAlignment() > wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_TOP)); wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); @@ -1285,10 +1824,10 @@ 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) @@ -1313,7 +1852,7 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl } } - UpdateFloatingObjects(availableSpace.width, node ? node->GetData() : (wxRichTextObject*) NULL); + UpdateFloatingObjects(availableSpace, node ? node->GetData() : (wxRichTextObject*) NULL); // A way to force speedy rest-of-buffer layout (the 'else' below) bool forceQuickLayout = false; @@ -1325,58 +1864,144 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); wxCHECK_MSG( child, false, wxT("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)) ) + if (child && child->IsShown()) { - child->Layout(dc, availableSpace, style); + // 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, GetBuffer(), + GetAttributes(), child->GetAttributes(), availableSpace, 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; + + while (node) + { + 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, GetBuffer(), + GetAttributes(), child->GetAttributes(), availableSpace, style&~wxRICHTEXT_LAYOUT_SPECIFIED_RECT); + + //child->Layout(dc, availableChildRect, style); + } + else + child->Move(wxPoint(child->GetPosition().x, child->GetPosition().y + inc)); - // Layout must set the cached size - availableSpace.y += child->GetCachedSize().y; - maxWidth = wxMax(maxWidth, child->GetCachedSize().x); + 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, start quick - // layout. - if (formatRect && child->GetPosition().y > rect.GetBottom()) - forceQuickLayout = true; + node = node->GetNext(); + } + break; + } } - 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; + node = node->GetNext(); + } + + node = m_children.GetLast(); + if (node && node->GetData()->IsShown()) + { + wxRichTextObject* child = node->GetData(); + // maxHeight = (child->GetPosition().y - GetPosition().y) + child->GetCachedSize().y; + maxHeight = child->GetPosition().y - (GetPosition().y + topMargin) + child->GetCachedSize().y; + } + else + maxHeight = 0; // topMargin + bottomMargin; + + // 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(), GetAttributes(), 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(), GetAttributes(), 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(), GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetMinSize(marginRect.GetSize()); + } + + if (GetAttributes().GetTextBoxAttr().HasVerticalAlignment() && + (GetAttributes().GetTextBoxAttr().GetVerticalAlignment() > wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_TOP)) + { + int yOffset = 0; + int leftOverSpace = availableSpace.height - topMargin - bottomMargin - maxHeight; + if (leftOverSpace > 0) + { + if (GetAttributes().GetTextBoxAttr().GetVerticalAlignment() == wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT_CENTRE) + { + yOffset = (leftOverSpace/2); + } + else if (GetAttributes().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) - { - if (child->GetLines().GetCount() == 0) - child->Layout(dc, availableSpace, style); - else - child->SetPosition(wxPoint(child->GetPosition().x, child->GetPosition().y + inc)); - - availableSpace.y += child->GetCachedSize().y; - maxWidth = wxMax(maxWidth, child->GetCachedSize().x); - } + child->Move(wxPoint(child->GetPosition().x, child->GetPosition().y + yOffset)); node = node->GetNext(); } - break; } - - node = node->GetNext(); } - SetCachedSize(wxSize(maxWidth, availableSpace.y)); - - m_dirty = false; m_invalidRange = wxRICHTEXT_NONE; return true; @@ -1436,6 +2061,9 @@ bool wxRichTextParagraphLayoutBox::GetRangeSize(const wxRichTextRange& range, wx wxRichTextRange rangeToFind = range; rangeToFind.LimitTo(childRange); + if (child->IsTopLevel()) + rangeToFind = child->GetOwnRange(); + wxSize childSize; int childDescent = 0; @@ -1467,14 +2095,17 @@ 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(); } @@ -1496,23 +2127,26 @@ wxRichTextLine* wxRichTextParagraphLayoutBox::GetLineAtPosition(long pos, bool c { // child is a paragraph wxRichTextParagraph* child = wxDynamicCast(obj, 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(); - 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(); + } } } @@ -1533,19 +2167,22 @@ 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(); @@ -1568,9 +2205,11 @@ 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; @@ -1625,7 +2264,6 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, AppendChild(para); UpdateRanges(); - SetDirty(true); return para->GetRange(); } @@ -1701,8 +2339,6 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text UpdateRanges(); - SetDirty(false); - return wxRichTextRange(firstPara->GetRange().GetStart(), lastPara->GetRange().GetEnd()); } @@ -1735,7 +2371,6 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxR para->AppendChild(new wxRichTextImage(image, this, cStyle)); UpdateRanges(); - SetDirty(true); return para->GetRange(); } @@ -1747,8 +2382,6 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxR 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) @@ -2008,37 +2641,40 @@ 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) || pos == lineRange.GetStart()) + 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(); } @@ -2056,25 +2692,28 @@ 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(); } @@ -2092,93 +2731,96 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range) 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 - 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()) + if (!obj->GetRange().IsOutside(range)) { - // Delete the whole object - RemoveChild(obj, true); - obj = NULL; - } - else if (!firstPara) - firstPara = obj; + // Deletes the content of this object within the given range + obj->DeleteRange(range); - // If the range includes the paragraph end, we need to join this - // and the next paragraph. - if (range.GetEnd() <= thisRange.GetEnd()) - { - // We need to move the objects from the next paragraph - // to this paragraph + wxRichTextRange thisRange = obj->GetRange(); + wxRichTextAttr thisAttr = obj->GetAttributes(); - wxRichTextParagraph* nextParagraph = NULL; - if ((range.GetEnd() < thisRange.GetEnd()) && obj) - nextParagraph = obj; - else + // If the whole paragraph is within the range to delete, + // delete the whole thing. + if (range.GetStart() <= thisRange.GetStart() && range.GetEnd() >= thisRange.GetEnd()) { - // We're ending at the end of the paragraph, so merge the _next_ paragraph. - if (next) - nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph); + // Delete the whole object + RemoveChild(obj, true); + obj = NULL; } + else if (!firstPara) + firstPara = obj; - bool applyFinalParagraphStyle = firstPara && nextParagraph && nextParagraph != firstPara; - - wxRichTextAttr nextParaAttr; - if (applyFinalParagraphStyle) + // If the range includes the paragraph end, we need to join this + // and the next paragraph. + if (range.GetEnd() <= thisRange.GetEnd()) { - // 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; + // 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 - nextParaAttr = nextParagraph->GetAttributes(); - } + { + // We're ending at the end of the paragraph, so merge the _next_ paragraph. + if (next) + nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph); + } - if (firstPara && nextParagraph && firstPara != nextParagraph) - { - // Move the objects to the previous para - wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst(); + bool applyFinalParagraphStyle = firstPara && nextParagraph && nextParagraph != firstPara; - while (node1) + wxRichTextAttr nextParaAttr; + if (applyFinalParagraphStyle) { - wxRichTextObject* obj1 = node1->GetData(); + // 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(); + } - firstPara->AppendChild(obj1); + if (firstPara && nextParagraph && firstPara != nextParagraph) + { + // Move the objects to the previous para + wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst(); - wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext(); - nextParagraph->GetChildren().Erase(node1); + while (node1) + { + wxRichTextObject* obj1 = node1->GetData(); - node1 = next1; - } + firstPara->AppendChild(obj1); - // Delete the paragraph - RemoveChild(nextParagraph, true); - } + wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext(); + nextParagraph->GetChildren().Erase(node1); - // Avoid empty paragraphs - if (firstPara && firstPara->GetChildren().GetCount() == 0) - { - wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString); - firstPara->AppendChild(text); - } + node1 = next1; + } - if (applyFinalParagraphStyle) - firstPara->SetAttributes(nextParaAttr); + // Delete the paragraph + RemoveChild(nextParagraph, true); + } - return 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; + } } } @@ -2220,7 +2862,7 @@ 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 @@ -2324,6 +2966,8 @@ 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); @@ -2334,43 +2978,43 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const // Apply paragraph style first, if any 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. 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) { @@ -2412,7 +3056,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const { // Only apply attributes that will make a difference to the combined // style as seen on the display - wxRichTextAttr combinedAttr(para->GetCombinedAttributes()); + wxRichTextAttr combinedAttr(para->GetCombinedAttributes(true)); wxRichTextApplyStyle(newPara->GetAttributes(), wholeStyle, & combinedAttr); } else @@ -2491,7 +3135,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const { // Only apply attributes that will make a difference to the combined // style as seen on the display - wxRichTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes())); + wxRichTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes(), true)); wxRichTextApplyStyle(child->GetAttributes(), characterAttributes, & combinedAttr); } else @@ -2512,39 +3156,40 @@ 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; } -void wxRichTextParagraphLayoutBox::SetImageStyle(wxRichTextImage *image, const wxRichTextAttr& textAttr, int flags) +// 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 haveControl = (GetRichTextCtrl() != NULL); - wxRichTextParagraph* newPara wxDUMMY_INITIALIZE(NULL); - wxRichTextParagraph* para = GetParagraphAtPosition(image->GetRange().GetStart()); + bool resetExistingStyle = ((flags & wxRICHTEXT_SETSTYLE_RESET) != 0); + bool haveControl = (buffer->GetRichTextCtrl() != NULL); + wxRichTextAction *action = NULL; - wxRichTextAttr oldTextAttr = image->GetAttributes(); + wxRichTextAttr newAttr = obj->GetAttributes(); + if (resetExistingStyle) + newAttr = textAttr; + else + newAttr.Apply(textAttr); if (haveControl && withUndo) { - action = new wxRichTextAction(NULL, _("Change Image Style"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl()); - action->SetRange(image->GetRange().FromInternal()); - action->SetPosition(GetRichTextCtrl()->GetCaretPosition()); - image->SetAttributes(textAttr); + 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); - // Set the new attribute - newPara = new wxRichTextParagraph(*para); - action->GetNewParagraphs().AppendChild(newPara); - // Change back to the old one - image->SetAttributes(oldTextAttr); - action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para)); + action->GetAttributes() = newAttr; } else - newPara = para; + obj->GetAttributes() = newAttr; if (haveControl && withUndo) - GetRichTextCtrl()->GetBuffer().SubmitAction(action); + buffer->SubmitAction(action); } /// Get the text attributes for this position. @@ -2630,12 +3275,12 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst(); while (node) { - wxRichTextParagraph* para = (wxRichTextParagraph*) node->GetData(); - if (!(para->GetRange().GetStart() > range.GetEnd() || para->GetRange().GetEnd() < range.GetStart())) + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + if (para && !(para->GetRange().GetStart() > range.GetEnd() || para->GetRange().GetEnd() < range.GetStart())) { if (para->GetChildren().GetCount() == 0) { - wxRichTextAttr paraStyle = para->GetCombinedAttributes(); + wxRichTextAttr paraStyle = para->GetCombinedAttributes(true /* use box attributes */); CollectStyle(style, paraStyle, clashingAttr, absentAttrPara); } @@ -2656,7 +3301,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range wxRichTextObject* child = childNode->GetData(); if (!(child->GetRange().GetStart() > range.GetEnd() || child->GetRange().GetEnd() < range.GetStart())) { - wxRichTextAttr 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); @@ -2693,7 +3338,7 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para) { @@ -2746,7 +3391,7 @@ bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para) { @@ -2775,39 +3420,69 @@ void wxRichTextParagraphLayoutBox::Reset() { Clear(); - wxRichTextBuffer* buffer = wxDynamicCast(this, wxRichTextBuffer); - if (buffer && GetRichTextCtrl()) + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer && buffer->GetRichTextCtrl()) { - wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_BUFFER_RESET, GetRichTextCtrl()->GetId()); - event.SetEventObject(GetRichTextCtrl()); + wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_BUFFER_RESET, buffer->GetRichTextCtrl()->GetId()); + event.SetEventObject(buffer->GetRichTextCtrl()); + event.SetContainer(this); buffer->SendEvent(event, true); } AddParagraph(wxEmptyString); - Invalidate(wxRICHTEXT_ALL); + 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. @@ -2824,7 +3499,7 @@ wxRichTextRange wxRichTextParagraphLayoutBox::GetInvalidRange(bool wholeParagrap if (para1) range.SetStart(para1->GetRange().GetStart()); // floating layout make all child should be relayout - range.SetEnd(GetRange().GetEnd()); + range.SetEnd(GetOwnRange().GetEnd()); } return range; } @@ -2865,7 +3540,7 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh while (node) { wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + // wxASSERT (para != NULL); if (para) { @@ -2950,7 +3625,8 @@ 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); @@ -2965,22 +3641,22 @@ 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) { @@ -3059,16 +3735,17 @@ 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); } @@ -3091,7 +3768,8 @@ 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); @@ -3127,22 +3805,22 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co // 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) { @@ -3256,18 +3934,19 @@ 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; @@ -3293,11 +3972,12 @@ 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; @@ -3310,7 +3990,8 @@ bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* if (!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()); @@ -3363,19 +4044,19 @@ 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, wxRichTextAttr* style): - wxRichTextBox(parent) + wxRichTextCompositeObject(parent) { if (style) SetAttributes(*style); } wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxRichTextAttr* paraStyle, wxRichTextAttr* charStyle): - wxRichTextBox(parent) + wxRichTextCompositeObject(parent) { if (paraStyle) SetAttributes(*paraStyle); @@ -3389,8 +4070,18 @@ wxRichTextParagraph::~wxRichTextParagraph() } /// Draw the item -bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int WXUNUSED(descent), int style) +bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int WXUNUSED(descent), int style) { + 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(); + DrawBoxAttributes(dc, GetBuffer(), GetAttributes(), paraRect); + wxRichTextAttr attr = GetCombinedAttributes(); // Draw the bullet, if any @@ -3493,21 +4184,29 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR objectRange.LimitTo(lineRange); wxSize objectSize; -#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING && wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS - if (i < (int) line->GetObjectSizes().GetCount()) + if (child->IsTopLevel()) { - objectSize.x = line->GetObjectSizes()[(size_t) i]; + objectSize = child->GetCachedSize(); + objectRange = child->GetOwnRange(); } else -#endif { - int descent = 0; - child->GetRangeSize(objectRange, objectSize, descent, dc, wxRICHTEXT_UNFORMATTED, objectPosition); +#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, 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); + child->Draw(dc, objectRange, selection, childRect, maxDescent, style); objectPosition.x += objectSize.x; i ++; @@ -3578,7 +4277,6 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) // Start position for each line relative to the paragraph int startPositionFirstLine = leftIndent; int startPositionSubsequentLines = leftIndent + leftSubIndent; - wxRect availableRect; // If we have a bullet in this paragraph, the start position for the first line's text // is actually leftIndent + leftSubIndent. @@ -3594,6 +4292,7 @@ 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; @@ -3603,11 +4302,30 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) wxRichTextObjectList::compatibility_iterator node; #if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS +#if 0 + node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + if (child->IsTopLevel()) + { + //child->SetCachedSize(wxDefaultSize); + wxRect availableChildRect = AdjustAvailableSpace(dc, GetBuffer(), GetAttributes(), child->GetAttributes(), rect); + + // Hm, can't do this here, we surely need to take into account indents, margins, floating images etc. + // So need to call layout lower down. + child->Layout(dc, availableChildRect, style); + } + + node = node->GetNext(); + } +#endif + wxUnusedVar(style); wxArrayInt partialExtents; wxSize paraSize; - int paraDescent; + int paraDescent = 0; // This calculates the partial text extents GetRangeSize(GetRange(), paraSize, paraDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, wxPoint(0,0), & partialExtents); @@ -3617,7 +4335,7 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) { wxRichTextObject* child = node->GetData(); - child->SetCachedSize(wxDefaultSize); + //child->SetCachedSize(wxDefaultSize); child->Layout(dc, rect, style); node = node->GetNext(); @@ -3631,13 +4349,19 @@ 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. - if (child->IsFloating() || child->GetRange().GetLength() == 0) + // Also ignore if empty object, except if we haven't got any + // size yet. + if (child->IsFloating() || !child->IsShown() || + (child->GetRange().GetLength() == 0 && maxHeight > spaceBeforePara) + ) { node = node->GetNext(); continue; @@ -3664,6 +4388,37 @@ 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, GetBuffer(), + GetAttributes(), child->GetAttributes(), availableRect, style); + + if (oldSize != child->GetCachedSize()) + { + partialExtents.Clear(); + + // Recalculate the partial text extents since the child object changed size + GetRangeSize(GetRange(), paraSize, paraDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, wxPoint(0,0), & 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(); @@ -3680,36 +4435,113 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) #endif } - // Available width depends on the floating objects and the line height - // Note: the floating objects may be placed vertically along the two side of - // buffer, so we may have different available line width with different - // [startY, endY]. So, we should can't determine how wide the available - // space is until we know the exact line height. - lineDescent = wxMax(childDescent, maxDescent); - lineAscent = wxMax(childSize.y-childDescent, maxAscent); - lineHeight = lineDescent + lineAscent; - availableRect = collector->GetAvailableRect(rect.y + currentPosition.y, rect.y + currentPosition.y + lineHeight); + 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 side 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. + lineDescent = wxMax(childDescent, maxDescent); + lineAscent = wxMax(childSize.y-childDescent, maxAscent); + lineHeight = lineDescent + lineAscent; + 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(); + + //child->SetCachedSize(wxDefaultSize); + // 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, GetBuffer(), + GetAttributes(), child->GetAttributes(), availableRect, style); + childSize = child->GetCachedSize(); + childDescent = child->GetDescent(); + //child->SetPosition(availableRect.GetPosition()); + + if (oldSize != child->GetCachedSize()) + { + partialExtents.Clear(); - currentPosition.x = (lineCount == 0 ? availableRect.x + startPositionFirstLine : availableRect.x + startPositionSubsequentLines); + // Recalculate the partial text extents since the child object changed size + GetRangeSize(GetRange(), paraSize, paraDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, wxPoint(0,0), & partialExtents); + } + + // Go around the loop finding the available rect for the given floating objects + } + else + doLoop = false; + } + else + doLoop = false; + } + while (doLoop); // 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) + // 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) + || + ((childSize.x + currentWidth <= availableRect.width) && !node->GetNext()) - if ((lineBreakInThisObject && (childSize.x + currentWidth <= availableRect.width)) || - (childSize.x + currentWidth > availableRect.width)) + ) { + if (child->IsTopLevel()) + { + // We can move it to the correct position at this point + child->Move(GetPosition() + wxPoint(currentWidth, currentPosition.y)); + } + long wrapPosition = 0; + if ((childSize.x + currentWidth <= availableRect.width) && !node->GetNext() && !lineBreakInThisObject) + wrapPosition = child->GetRange().GetEnd(); + else - int indent = lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines; - indent += rightIndent; // Find a place to wrap. This may walk back to previous children, // for example if a word spans several objects. // 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, availableRect.width - indent, wrapPosition, & partialExtents)) + if (!FindWrapPosition(wxRichTextRange(lastCompletedEndPos+1, child->GetRange().GetEnd()), dc, availableRect.width, wrapPosition, & partialExtents)) { // If the function failed, just cut it off at the end of this child. wrapPosition = child->GetRange().GetEnd(); @@ -3719,6 +4551,10 @@ 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 = GetRange().GetEnd()-1; + // wxLogDebug(wxT("Split at %ld"), wrapPosition); // Let's find the actual size of the current line now @@ -3730,18 +4566,34 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) childDescent = maxDescent; #if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS - // Get height only, then the width using the partial extents - GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_HEIGHT_ONLY); - actualSize.x = wxRichTextGetRangeWidth(*this, actualRange, partialExtents); -#else - GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED); + if (!child->IsEmpty()) + { + // Get height only, then the width using the partial extents + GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_HEIGHT_ONLY); + actualSize.x = wxRichTextGetRangeWidth(*this, actualRange, partialExtents); + } + else #endif + GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED); currentWidth = actualSize.x; maxDescent = wxMax(childDescent, maxDescent); maxAscent = wxMax(actualSize.y-childDescent, maxAscent); lineHeight = maxDescent + maxAscent; + if (lineHeight == 0 && GetBuffer()) + { + wxFont font(GetBuffer()->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); @@ -3751,30 +4603,40 @@ 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; maxAscent = 0; - maxWidth = wxMax(maxWidth, currentWidth); + maxWidth = wxMax(maxWidth, currentWidth+startOffset); + currentWidth = 0; lineCount ++; // TODO: account for zero-length objects, such as fields - wxASSERT(wrapPosition > lastCompletedEndPos); + // 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 { @@ -3784,18 +4646,21 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) maxAscent = wxMax(childSize.y-childDescent, maxAscent); lineHeight = maxDescent + maxAscent; - maxWidth = wxMax(maxWidth, currentWidth); + maxWidth = wxMax(maxWidth, currentWidth+startOffset); lastEndPos = child->GetRange().GetEnd(); node = node->GetNext(); } } + wxASSERT(!(lastCompletedEndPos != -1 && lastCompletedEndPos < GetRange().GetEnd()-1)); + +#if 0 // 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) { - currentPosition.x = (lineCount == 0 ? availableRect.x + startPositionFirstLine : availableRect.x + startPositionSubsequentLines); + currentPosition.x = availableRect.x - rect.x; wxRichTextLine* line = AllocateLine(lineCount); @@ -3820,20 +4685,61 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) line->SetSize(wxSize(currentWidth, lineHeight)); line->SetDescent(maxDescent); + maxWidth = wxMax(maxWidth, currentWidth+startOffset); currentPosition.y += lineHeight; currentPosition.y += lineSpacing; lineCount ++; } +#endif // Remove remaining unused line objects, if any ClearUnusedLines(lineCount); - // Apply styles to wrapped lines - ApplyParagraphStyle(attr, rect, dc); + // 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, GetBuffer(), GetAttributes(), 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, currentPosition.y + spaceAfterPara)); + GetBoxRects(dc, GetBuffer(), GetAttributes(), 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() && child->GetRange().GetLength() != 0 && !child->IsKindOf(CLASSINFO(wxRichTextPlainText))) + { + if (child->GetCachedSize().x > minWidth) + minWidth = child->GetMinSize().x; + } + node = node->GetNext(); + } - SetCachedSize(wxSize(maxWidth, currentPosition.y + spaceAfterPara)); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0, 0), wxSize(minWidth, currentPosition.y + spaceAfterPara)); + GetBoxRects(dc, GetBuffer(), GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + SetMinSize(marginRect.GetSize()); + } - m_dirty = false; #if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS #if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING @@ -3880,7 +4786,9 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) return true; } +#if 0 /// Apply paragraph styles, such as centering, to wrapped lines +/// TODO: take into account box attributes void wxRichTextParagraph::ApplyParagraphStyle(const wxRichTextAttr& attr, const wxRect& rect, wxDC& dc) { if (!attr.HasAlignment()) @@ -3898,19 +4806,49 @@ void wxRichTextParagraph::ApplyParagraphStyle(const wxRichTextAttr& attr, const if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) { int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); - pos.x = (rect.GetWidth() - pos.x - rightIndent - size.x)/2 + pos.x; + // Subtract paragraph position because lines are relative to + // the paragraph. + pos.x = rect.x - GetPosition().x + (rect.GetWidth() - rightIndent - size.x)/2; line->SetPosition(pos); } else if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) { int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); - pos.x = rect.GetWidth() - size.x - rightIndent; + // Subtract paragraph position because lines are relative to + // the paragraph. + pos.x = (rect.x - GetPosition().x) + rect.GetWidth() - size.x - rightIndent; line->SetPosition(pos); } node = node->GetNext(); } } +#endif + +/// Apply paragraph styles, such as centering, to wrapped lines +/// TODO: take into account box attributes, possibly +void wxRichTextParagraph::ApplyParagraphStyle(wxRichTextLine* line, const wxRichTextAttr& attr, const wxRect& rect, wxDC& dc) +{ + if (!attr.HasAlignment()) + return; + + wxPoint pos = line->GetPosition(); + wxSize size = line->GetSize(); + + // centering, right-justification + if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) + { + int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); + pos.x = (rect.GetWidth() - rightIndent - size.x)/2 + pos.x; + line->SetPosition(pos); + } + else if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) + { + int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); + pos.x = pos.x + rect.GetWidth() - size.x - rightIndent; + line->SetPosition(pos); + } +} /// Insert text at the given position bool wxRichTextParagraph::InsertText(long pos, const wxString& text) @@ -4037,53 +4975,82 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz } else { - wxSize childSize; - - wxRichTextRange rangeToUse = range; - rangeToUse.LimitTo(child->GetRange()); - 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(); + wxSize childSize; - sz.y = wxMax(sz.y, childSize.y); - sz.x += childSize.x; - descent = wxMax(descent, childDescent); - } - else if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y), p)) - { - sz.y = wxMax(sz.y, childSize.y); - sz.x += childSize.x; - descent = wxMax(descent, childDescent); + wxRichTextRange rangeToUse = range; + rangeToUse.LimitTo(child->GetRange()); +#if 0 + if (child->IsTopLevel()) + rangeToUse = child->GetOwnRange(); +#endif + int childDescent = 0; - if ((flags & wxRICHTEXT_CACHE_SIZE) && (rangeToUse == child->GetRange())) + // 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) { - child->SetCachedSize(childSize); - child->SetDescent(childDescent); - } + childDescent = child->GetDescent(); + childSize = child->GetCachedSize(); - if (partialExtents) + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + } + else if (child->IsTopLevel()) { - int lastSize; - if (partialExtents->GetCount() > 0) - lastSize = (*partialExtents)[partialExtents->GetCount()-1]; - else - lastSize = 0; + childDescent = child->GetDescent(); + childSize = child->GetCachedSize(); - size_t i; - for (i = 0; i < childExtents.GetCount(); i++) + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + if ((flags & wxRICHTEXT_CACHE_SIZE) && (rangeToUse == child->GetRange())) { - partialExtents->Add(childExtents[i] + lastSize); + child->SetCachedSize(childSize); + child->SetDescent(childDescent); } - } - } - } - if (p) + 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, flags, wxPoint(position.x + sz.x, position.y), 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->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(); } @@ -4121,6 +5088,8 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz { wxRichTextRange rangeToUse = lineRange; rangeToUse.LimitTo(child->GetRange()); + if (child->IsTopLevel()) + rangeToUse = child->GetOwnRange(); wxSize childSize; int childDescent = 0; @@ -4241,8 +5210,43 @@ 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, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) { + if (!IsShown()) + return wxRICHTEXT_HITTEST_NONE; + + // 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. + { + long tmpPos; + wxRichTextObject* tempObj, *tempContextObj; + if (GetParent() && GetParent()->wxRichTextObject::HitTest(dc, pt, tmpPos, & tempObj, & tempContextObj, flags) == wxRICHTEXT_HITTEST_NONE) + return wxRICHTEXT_HITTEST_NONE; + } + + wxRichTextObjectList::compatibility_iterator objNode = m_children.GetFirst(); + while (objNode) + { + wxRichTextObject* child = objNode->GetData(); + if (child->IsTopLevel() && ((flags & wxRICHTEXT_HITTEST_NO_NESTED_OBJECTS) == 0)) + { + { + int hitTest = child->HitTest(dc, pt, textPosition, obj, contextObj); + if (hitTest != wxRICHTEXT_HITTEST_NONE) + return hitTest; + } + } + + objNode = objNode->GetNext(); + } + wxPoint paraPos = GetPosition(); wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); @@ -4258,11 +5262,15 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition 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 @@ -4286,6 +5294,9 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition { 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. @@ -4317,6 +5328,9 @@ 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. @@ -4443,7 +5457,9 @@ 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(); @@ -4718,13 +5734,22 @@ 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. -wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxRichTextAttr& contentStyle) const +wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxRichTextAttr& contentStyle, bool includingBoxAttr) const { wxRichTextAttr attr; - wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer); + 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 @@ -4735,13 +5760,15 @@ wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxRichTextAttr& } /// Get combined attributes of the base style and paragraph style. -wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes() const +wxRichTextAttr wxRichTextParagraph::GetCombinedAttributes(bool includingBoxAttr) const { wxRichTextAttr attr; - wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer); + wxRichTextParagraphLayoutBox* buf = wxDynamicCast(GetParent(), wxRichTextParagraphLayoutBox); if (buf) { attr = buf->GetBasicStyle(); + if (!includingBoxAttr) + attr.GetTextBoxAttr().Reset(); wxRichTextApplyStyle(attr, GetAttributes()); } else @@ -4750,7 +5777,7 @@ wxRichTextAttr 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. @@ -4760,7 +5787,7 @@ void wxRichTextParagraph::InitDefaultTabs() } } -/// Clear default tabstop array +// Clear default tabstop array void wxRichTextParagraph::ClearDefaultTabs() { sm_defaultTabs.Clear(); @@ -4779,7 +5806,7 @@ void wxRichTextParagraph::LayoutFloat(wxDC& dc, const wxRect& rect, int style, w anchored->GetRangeSize(anchored->GetRange(), size, descent, dc, style); int offsetY = 0; - if (anchored->GetAttributes().GetTextBoxAttr().GetTop().IsPresent()) + if (anchored->GetAttributes().GetTextBoxAttr().GetTop().IsValid()) { offsetY = anchored->GetAttributes().GetTextBoxAttr().GetTop().GetValue(); if (anchored->GetAttributes().GetTextBoxAttr().GetTop().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) @@ -4800,9 +5827,9 @@ void wxRichTextParagraph::LayoutFloat(wxDC& dc, const wxRect& rect, int style, w } if (anchored->GetAttributes().GetTextBoxAttr().GetFloatMode() == wxTEXT_BOX_ATTR_FLOAT_LEFT) - x = 0; + x = rect.x; else if (anchored->GetAttributes().GetTextBoxAttr().GetFloatMode() == wxTEXT_BOX_ATTR_FLOAT_RIGHT) - x = rect.width - size.x; + x = rect.x + rect.width - size.x; anchored->SetPosition(wxPoint(x, pos)); anchored->SetCachedSize(size); @@ -4813,7 +5840,7 @@ void wxRichTextParagraph::LayoutFloat(wxDC& dc, const wxRect& rect, int style, w } } -/// Get the first position from pos that has a line break character. +// Get the first position from pos that has a line break character. long wxRichTextParagraph::GetFirstLineBreakPosition(long pos) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); @@ -4905,12 +5932,27 @@ 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, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int WXUNUSED(style)) { wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); wxASSERT (para != NULL); - wxRichTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); + wxRichTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes(), false /* no box attributes */) : GetAttributes()); + + // 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(); @@ -4963,6 +6005,8 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR y = rect.y + (rect.height - charHeight - (descent - m_descent)); } + // TODO: new selection code + // (a) All selected. if (selectionRange.GetStart() <= range.GetStart() && selectionRange.GetEnd() >= range.GetEnd()) { @@ -5117,7 +6161,7 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxRichTextAttr& attr, dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); } - wxCoord x_orig = x; + wxCoord x_orig = GetParent()->GetPosition().x; while (hasTabs) { // the string has a tab @@ -5195,7 +6239,9 @@ bool wxRichTextPlainText::Layout(wxDC& dc, const wxRect& WXUNUSED(rect), int WXU // 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)); - + m_maxSize = m_size; + // Eventually we want to have a reasonable estimate of minimum size. + m_minSize = wxSize(0, 0); return true; } @@ -5217,6 +6263,8 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); wxASSERT (para != NULL); + int relativeX = position.x - GetParent()->GetPosition().x; + wxRichTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); // Always assume unformatted text, since at this level we have no knowledge @@ -5302,15 +6350,15 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz partialExtents->Add(oldWidth + p[j]); if (partialExtents->GetCount() > 0) - absoluteWidth = (*partialExtents)[(*partialExtents).GetCount()-1] + position.x; + absoluteWidth = (*partialExtents)[(*partialExtents).GetCount()-1] + relativeX; else - absoluteWidth = position.x; + absoluteWidth = relativeX; } else { dc.GetTextExtent(stringFragment, & w, & h); width += w; - absoluteWidth = width + position.x; + absoluteWidth = width + relativeX; haveDescent = true; } @@ -5331,7 +6379,7 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz } notFound = false; - width = nextTabPos - position.x; + width = nextTabPos - relativeX; if (partialExtents) partialExtents->Add(width); @@ -5555,6 +6603,7 @@ void wxRichTextBuffer::Copy(const wxRichTextBuffer& obj) delete m_batchedCommand; m_batchedCommand = NULL; m_suppressUndo = obj.m_suppressUndo; + m_invalidRange = obj.m_invalidRange; } /// Push style sheet to top of stack @@ -5586,15 +6635,21 @@ 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); + return ctrl->GetFocusObject()->InsertParagraphsWithUndo(pos, paragraphs, ctrl, this, flags); +} + +/// Submit command to insert paragraphs +bool wxRichTextParagraphLayoutBox::InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); - wxRichTextAttr attr(GetDefaultStyle()); + wxRichTextAttr attr(buffer->GetDefaultStyle()); 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; } @@ -5614,14 +6669,14 @@ bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagr action->SetPosition(pos); - wxRichTextRange range = wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1); + 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(range); - SubmitAction(action); + buffer->SubmitAction(action); return true; } @@ -5629,21 +6684,27 @@ 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(pos, text, ctrl, this, flags); +} + +/// Submit command to insert the given text +bool wxRichTextParagraphLayoutBox::InsertTextWithUndo(long pos, const wxString& text, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); 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')) { @@ -5659,7 +6720,7 @@ 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; } @@ -5667,18 +6728,24 @@ 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(pos, ctrl, this, flags); +} + +/// Submit command to insert the given text +bool wxRichTextParagraphLayoutBox::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); 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; } - wxRichTextAttr attr(GetDefaultStyle()); + wxRichTextAttr attr(buffer->GetDefaultStyle()); wxRichTextParagraph* newPara = new wxRichTextParagraph(wxEmptyString, this, & attr); action->GetNewParagraphs().AppendChild(newPara); @@ -5708,15 +6775,15 @@ bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int // Use the default character style // Use the default character style - if (!GetDefaultStyle().IsDefault() && newPara->GetChildren().GetFirst()) + 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(GetDefaultStyle()); + wxRichTextAttr defaultStyle(buffer->GetDefaultStyle()); wxRichTextAttr toApply; if (para) { - wxRichTextAttr combinedAttr = para->GetCombinedAttributes(); + wxRichTextAttr combinedAttr = para->GetCombinedAttributes(true /* include box attributes */); wxRichTextAttr newAttr; // This filters out attributes that are accounted for by the current // paragraph/basic style @@ -5732,7 +6799,7 @@ bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int // Set the range we'll need to delete in Undo action->SetRange(wxRichTextRange(pos1, pos1)); - SubmitAction(action); + buffer->SubmitAction(action); return true; } @@ -5741,18 +6808,26 @@ bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags, const wxRichTextAttr& textAttr) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, ctrl, false); + return ctrl->GetFocusObject()->InsertImageWithUndo(pos, imageBlock, ctrl, this, flags, textAttr); +} + +/// Submit command to insert the given image +bool wxRichTextParagraphLayoutBox::InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, + wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, int flags, + const wxRichTextAttr& textAttr) +{ + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, buffer, this, ctrl, false); 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; } - wxRichTextAttr attr(GetDefaultStyle()); + wxRichTextAttr attr(buffer->GetDefaultStyle()); wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr); if (p) @@ -5771,26 +6846,32 @@ 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 -bool wxRichTextBuffer::InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags) +wxRichTextObject* wxRichTextBuffer::InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags) { - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert object"), wxRICHTEXT_INSERT, this, ctrl, false); + return ctrl->GetFocusObject()->InsertObjectWithUndo(pos, object, ctrl, this, flags); +} + +// Insert an object with no change of it +wxRichTextObject* wxRichTextParagraphLayoutBox::InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, wxRichTextBuffer* buffer, 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(pos); + paraAttr = GetStyleForNewParagraph(buffer, pos); if (!paraAttr.IsDefault()) p = & paraAttr; } - wxRichTextAttr attr(GetDefaultStyle()); + wxRichTextAttr attr(buffer->GetDefaultStyle()); wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr); if (p) @@ -5807,14 +6888,16 @@ bool wxRichTextBuffer::InsertObjectWithUndo(long pos, wxRichTextObject *object, // Set the range we'll need to delete in Undo action->SetRange(wxRichTextRange(pos, pos)); - SubmitAction(action); + buffer->SubmitAction(action); - return true; + wxRichTextObject* obj = GetLeafObjectAtPosition(pos); + 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. -wxRichTextAttr 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) @@ -5823,19 +6906,19 @@ wxRichTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPos 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()); } } @@ -5843,22 +6926,22 @@ wxRichTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPos 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() && GetStyleSheet()) + if (lookUpNewParaStyle && !para->GetAttributes().GetListStyleName().IsEmpty() && buffer->GetStyleSheet()) { - wxRichTextListStyleDefinition* listDef = GetStyleSheet()->FindListStyle(para->GetAttributes().GetListStyleName()); + 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, GetStyleSheet())); + wxRichTextAttr listStyle(listDef->GetCombinedStyleForLevel(thisLevel, buffer->GetStyleSheet())); wxRichTextApplyStyle(attr, listStyle); attr.SetOutlineLevel(thisLevel); if (para->GetAttributes().HasBulletNumber()) @@ -5887,7 +6970,13 @@ wxRichTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPos /// 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()); @@ -5913,7 +7002,7 @@ bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, wxRichT } } - SubmitAction(action); + buffer->SubmitAction(action); return true; } @@ -6471,6 +7560,10 @@ bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, wxRichTextFileType type) 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()) @@ -6482,7 +7575,7 @@ 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); @@ -6496,7 +7589,7 @@ 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 */); } @@ -6517,6 +7610,10 @@ 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()) { @@ -6529,13 +7626,17 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) wxRichTextBuffer* richTextBuffer = data.GetRichTextBuffer(); if (richTextBuffer) { - InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), 0); + container->InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), this, 0); if (GetRichTextCtrl()) - GetRichTextCtrl()->ShowPosition(position + richTextBuffer->GetRange().GetEnd()); + 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); @@ -6553,7 +7654,7 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) #else wxString text2 = text; #endif - InsertTextWithUndo(position+1, text2, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + container->InsertTextWithUndo(position+1, text2, GetRichTextCtrl(), this, wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); if (GetRichTextCtrl()) GetRichTextCtrl()->ShowPosition(position + text2.Length()); @@ -6567,7 +7668,7 @@ 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); @@ -6599,8 +7700,11 @@ 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; @@ -6682,6 +7786,7 @@ bool wxRichTextBuffer::SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet) wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_STYLESHEET_REPLACING, id); event.SetEventObject(GetRichTextCtrl()); + event.SetContainer(GetRichTextCtrl()->GetFocusObject()); event.SetOldStyleSheet(oldSheet); event.SetNewStyleSheet(sheet); event.Allow(); @@ -6714,6 +7819,24 @@ void wxRichTextBuffer::SetRenderer(wxRichTextRenderer* renderer) sm_renderer = renderer; } +/// Hit-testing: returns a flag indicating hit test details, plus +/// information about position +int wxRichTextBuffer::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition, wxRichTextObject** obj, wxRichTextObject** contextObj, int flags) +{ + int ret = wxRichTextParagraphLayoutBox::HitTest(dc, 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; + } +} + bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxRichTextAttr& bulletAttr, const wxRect& rect) { if (bulletAttr.GetTextColour().Ok()) @@ -6781,6 +7904,11 @@ 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); @@ -6852,6 +7980,7 @@ bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(parag bool wxRichTextStdRenderer::EnumerateStandardBulletNames(wxArrayString& bulletNames) { 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")); @@ -6863,7 +7992,7 @@ bool wxRichTextStdRenderer::EnumerateStandardBulletNames(wxArrayString& bulletNa * wxRichTextBox */ -IMPLEMENT_DYNAMIC_CLASS(wxRichTextBox, wxRichTextCompositeObject) +IMPLEMENT_DYNAMIC_CLASS(wxRichTextBox, wxRichTextParagraphLayoutBox) wxRichTextBox::wxRichTextBox(wxRichTextObject* parent): wxRichTextParagraphLayoutBox(parent) @@ -6871,15 +8000,17 @@ wxRichTextBox::wxRichTextBox(wxRichTextObject* parent): } /// Draw the item -bool wxRichTextBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style) +bool wxRichTextBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { - return wxRichTextParagraphLayoutBox::Draw(dc, range, selectionRange, rect, descent, style); -} + if (!IsShown()) + return true; -/// Lay the item out -bool wxRichTextBox::Layout(wxDC& dc, const wxRect& rect, int style) -{ - return wxRichTextParagraphLayoutBox::Layout(dc, rect, style); + // 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, range, selection, rect, descent, style); } /// Copy @@ -6888,143 +8019,1341 @@ void wxRichTextBox::Copy(const wxRichTextBox& obj) wxRichTextParagraphLayoutBox::Copy(obj); } -/* - * Module to initialise and clean up handlers - */ - -class wxRichTextModule: public wxModule +// Edit properties via a GUI +bool wxRichTextBox::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) { -DECLARE_DYNAMIC_CLASS(wxRichTextModule) -public: - wxRichTextModule() {} - bool OnInit() + wxRichTextObjectPropertiesDialog boxDlg(this, wxGetTopLevelParent(parent), wxID_ANY, _("Box Properties")); + boxDlg.SetAttributes(GetAttributes()); + + if (boxDlg.ShowModal() == wxID_OK) { - wxRichTextBuffer::SetRenderer(new wxRichTextStdRenderer); - wxRichTextBuffer::InitStandardHandlers(); - wxRichTextParagraph::InitDefaultTabs(); + // 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; } - void OnExit() - { - wxRichTextBuffer::CleanUpHandlers(); - wxRichTextDecimalToRoman(-1); - wxRichTextParagraph::ClearDefaultTabs(); - wxRichTextCtrl::ClearAvailableFontNames(); - wxRichTextBuffer::SetRenderer(NULL); - } -}; - -IMPLEMENT_DYNAMIC_CLASS(wxRichTextModule, wxModule) + else + return false; +} +IMPLEMENT_DYNAMIC_CLASS(wxRichTextCell, wxRichTextBox) -// 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() +wxRichTextCell::wxRichTextCell(wxRichTextObject* parent): + wxRichTextBox(parent) { - wxModule* module = new wxRichTextModule; - module->Init(); - wxModule::RegisterModule(module); } +/// Draw the item +bool wxRichTextCell::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) +{ + return wxRichTextBox::Draw(dc, range, selection, rect, descent, style); +} -/*! - * Commands for undo/redo - * - */ - -wxRichTextCommand::wxRichTextCommand(const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, - wxRichTextCtrl* ctrl, bool ignoreFirstTime): wxCommand(true, name) +/// Copy +void wxRichTextCell::Copy(const wxRichTextCell& obj) { - /* wxRichTextAction* action = */ new wxRichTextAction(this, name, id, buffer, ctrl, ignoreFirstTime); + wxRichTextBox::Copy(obj); } -wxRichTextCommand::wxRichTextCommand(const wxString& name): wxCommand(true, name) +// Edit properties via a GUI +bool wxRichTextCell::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) { + // 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()) + { + wxRichTextAttr clashingAttr, absentAttr; + const wxRichTextSelection& sel = buffer->GetRichTextCtrl()->GetSelection(); + size_t i; + int selectedCellCount = 0; + for (i = 0; i < sel.GetCount(); i++) + { + const wxRichTextRange& range = sel[i]; + wxRichTextCell* cell = table->GetCell(range.GetStart()); + if (cell) + { + wxRichTextAttr cellStyle = cell->GetAttributes(); + + CollectStyle(attr, cellStyle, clashingAttr, absentAttr); + + selectedCellCount ++; + } + } + multipleCells = selectedCellCount > 1; + } + else + { + attr = GetAttributes(); + } + + wxString caption; + if (multipleCells) + caption = _("Multiple Cell Properties"); + else + caption = _("Cell Properties"); + + wxRichTextObjectPropertiesDialog cellDlg(this, wxGetTopLevelParent(parent), wxID_ANY, caption); + cellDlg.SetAttributes(attr); + + wxRichTextSizePage* sizePage = wxDynamicCast(cellDlg.FindPage(CLASSINFO(wxRichTextSizePage)), wxRichTextSizePage); + if (sizePage) + { + // We don't want position and floating controls for a cell. + sizePage->ShowPositionControls(false); + sizePage->ShowFloatingControls(false); + } + + 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; } -wxRichTextCommand::~wxRichTextCommand() +WX_DEFINE_OBJARRAY(wxRichTextObjectPtrArrayArray) + +IMPLEMENT_DYNAMIC_CLASS(wxRichTextTable, wxRichTextBox) + +wxRichTextTable::wxRichTextTable(wxRichTextObject* parent): wxRichTextBox(parent) { - ClearActions(); + m_rowCount = 0; + m_colCount = 0; } -void wxRichTextCommand::AddAction(wxRichTextAction* action) +// Draws the object. +bool wxRichTextTable::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style) { - if (!m_actions.Member(action)) - m_actions.Append(action); + return wxRichTextBox::Draw(dc, range, selection, rect, descent, style); } -bool wxRichTextCommand::Do() +WX_DECLARE_OBJARRAY(wxRect, wxRichTextRectArray); +WX_DEFINE_OBJARRAY(wxRichTextRectArray); + +// 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, const wxRect& rect, int style) { - for (wxList::compatibility_iterator node = m_actions.GetFirst(); node; node = node->GetNext()) + SetPosition(rect.GetPosition()); + + // TODO: 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. + + double scale = 1.0; + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer) scale = buffer->GetScale(); + + wxRect availableSpace = GetAvailableContentArea(dc, rect); + wxTextAttrDimensionConverter converter(dc, scale, availableSpace.GetSize()); + + // 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 = false; + + int tableWidth = rect.width; + if (GetAttributes().GetTextBoxAttr().GetWidth().IsValid()) { - wxRichTextAction* action = (wxRichTextAction*) node->GetData(); - action->Do(); + tableWidth = converter.GetPixels(GetAttributes().GetTextBoxAttr().GetWidth()); + + // Fixed table width, so we do want to stretch columns out if necessary. + stretchToFitTableWidth = true; + + // Shouldn't be able to exceed the size passed to this function + tableWidth = wxMin(rect.width, tableWidth); } - return true; -} + // Get internal padding + int paddingLeft = 0, paddingRight = 0, paddingTop = 0, paddingBottom = 0; + if (GetAttributes().GetTextBoxAttr().GetPadding().GetLeft().IsValid()) + paddingLeft = converter.GetPixels(GetAttributes().GetTextBoxAttr().GetPadding().GetLeft()); + if (GetAttributes().GetTextBoxAttr().GetPadding().GetRight().IsValid()) + paddingRight = converter.GetPixels(GetAttributes().GetTextBoxAttr().GetPadding().GetRight()); + if (GetAttributes().GetTextBoxAttr().GetPadding().GetTop().IsValid()) + paddingTop = converter.GetPixels(GetAttributes().GetTextBoxAttr().GetPadding().GetTop()); + if (GetAttributes().GetTextBoxAttr().GetPadding().GetLeft().IsValid()) + paddingBottom = converter.GetPixels(GetAttributes().GetTextBoxAttr().GetPadding().GetBottom()); + + // Assume that left and top padding are also used for inter-cell padding. + int paddingX = paddingLeft; + int paddingY = paddingTop; + + int totalLeftMargin = 0, totalRightMargin = 0, totalTopMargin = 0, totalBottomMargin = 0; + GetTotalMargin(dc, buffer, GetAttributes(), totalLeftMargin, totalRightMargin, totalTopMargin, totalBottomMargin); + + // 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; + } -bool wxRichTextCommand::Undo() -{ - for (wxList::compatibility_iterator node = m_actions.GetLast(); node; node = node->GetPrevious()) + // The final calculated widths + wxArrayInt colWidths(m_colCount); + + wxArrayInt absoluteColWidths(m_colCount); + // wxArrayInt absoluteColWidthsSpanning(m_colCount); + wxArrayInt percentageColWidths(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(m_colCount); + wxArrayInt minColWidths(m_colCount); + + wxSize tableSize(tableWidth, 0); + + int i, j, k; + + for (i = 0; i < m_colCount; i++) + { + absoluteColWidths[i] = 0; + // absoluteColWidthsSpanning[i] = 0; + percentageColWidths[i] = -1; + // percentageColWidthsSpanning[i] = -1; + colWidths[i] = 0; + maxColWidths[i] = 0; + minColWidths[i] = 0; + // columnSpans[i] = 1; + } + + // (0) Determine which cells are visible according to spans + // 1 2 3 4 5 + // __________________ + // | | | | | 1 + // |------| |----| + // |------| | | 2 + // |------| | | 3 + // |------------------| + // |__________________| 4 + + // 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. + + // 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++) + { + for (i = 0; i < m_colCount; i++) + { + wxRichTextBox* cell = GetCell(j, i); + int colSpan = 1, rowSpan = 1; + if (cell->GetProperties().HasProperty(wxT("colspan"))) + colSpan = cell->GetProperties().GetPropertyLong(wxT("colspan")); + if (cell->GetProperties().HasProperty(wxT("rowspan"))) + rowSpan = cell->GetProperties().GetPropertyLong(wxT("rowspan")); + 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++) { - wxRichTextAction* action = (wxRichTextAction*) node->GetData(); - action->Undo(); + for (i = 0; i < m_colCount; i++) + { + wxRichTextBox* cell = GetCell(j, i); + if (rectArray.GetCount() == 0) + { + cell->Show(true); + } + else + { + int colSpan = 1, rowSpan = 1; + if (cell->GetProperties().HasProperty(wxT("colspan"))) + colSpan = cell->GetProperties().GetPropertyLong(wxT("colspan")); + if (cell->GetProperties().HasProperty(wxT("rowspan"))) + rowSpan = cell->GetProperties().GetPropertyLong(wxT("rowspan")); + 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); + } + } + } } - return true; -} + // TODO: 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. -void wxRichTextCommand::ClearActions() -{ - WX_CLEAR_LIST(wxList, m_actions); -} + // (1) Do an initial layout for all cells to get minimum and maximum size, and get + // the absolute or percentage width of each column. -/*! - * Individual action - * - */ + 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 -wxRichTextAction::wxRichTextAction(wxRichTextCommand* cmd, const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, - wxRichTextCtrl* ctrl, bool ignoreFirstTime) -{ - 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); + int overallRowContentMargin = 0; + int visibleCellCount = 0; + + 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); + + overallRowContentMargin += (cellTotalLeftMargin + cellTotalRightMargin); + visibleCellCount ++; + } + } + + // Add in inter-cell padding + overallRowContentMargin += ((visibleCellCount-1) * paddingX); + + int rowContentWidth = internalTableWidth - overallRowContentMargin; + wxSize rowTableSize(rowContentWidth, 0); + wxTextAttrDimensionConverter converter(dc, scale, rowTableSize); + + for (i = 0; i < m_colCount; i++) + { + wxRichTextBox* cell = GetCell(j, i); + if (cell->IsShown()) + { + int colSpan = 1; + if (cell->GetProperties().HasProperty(wxT("colspan"))) + colSpan = cell->GetProperties().GetPropertyLong(wxT("colspan")); + + // Lay out cell to find min/max widths + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, availableSpace, style); + + 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 (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); + } + } + + // (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 + + int overallRowContentMargin = 0; + int visibleCellCount = 0; + + 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); + + overallRowContentMargin += (cellTotalLeftMargin + cellTotalRightMargin); + visibleCellCount ++; + } + } + + // Add in inter-cell padding + overallRowContentMargin += ((visibleCellCount-1) * paddingX); + + int rowContentWidth = internalTableWidth - overallRowContentMargin; + wxSize rowTableSize(rowContentWidth, 0); + wxTextAttrDimensionConverter converter(dc, scale, rowTableSize); + + for (i = 0; i < m_colCount; i++) + { + wxRichTextBox* cell = GetCell(j, i); + if (cell->IsShown()) + { + int colSpan = 1; + if (cell->GetProperties().HasProperty(wxT("colspan"))) + colSpan = cell->GetProperties().GetPropertyLong(wxT("colspan")); + + 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; + } + } + } + } + } + } + } + } + } + + // (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++) + { + // TODO: we need to take into account min widths. + // 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]; + + stretchColCount ++; + } + } + + // Now divide what's left between the remaining columns + int colShare = 0; + if (stretchColCount > 0) + colShare = widthLeft / stretchColCount; + int colShareRemainder = widthLeft - (colShare * stretchColCount); + + // 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))) + { + colShare = tableWidthMinusPadding / m_colCount; + colShareRemainder = tableWidthMinusPadding - (colShare * m_colCount); + for (i = 0; i < m_colCount; i++) + { + colWidths[i] = 0; + minColWidths[i] = 0; + } + } + + // 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++) + { + 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 + } + } + } + + // 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. + + +/* + Sort out confusion between content width + and overall width later. For now, assume we specify overall width. + + So, now we've laid out the table to fit into the given space + and have used specified widths and minimum widths. + + Now we need to consider how we will try to take maximum width into account. + +*/ + + // (??) TODO: take max width into account + + // (6) Lay out all cells again with the current values + + 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; + + wxArrayInt actualWidths(m_colCount); + + wxTextAttrDimensionConverter converter(dc, scale); + for (i = 0; i < m_colCount; i++) + { + wxRichTextCell* cell = GetCell(j, i); + if (cell->IsShown()) + { + wxASSERT(colWidths[i] > 0); + + // 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; + } + + if (colWidths[i] > 0) // absolute or proportional width has been specified + { + int colSpan = 1; + if (cell->GetProperties().HasProperty(wxT("colspan"))) + colSpan = cell->GetProperties().GetPropertyLong(wxT("colspan")); + + wxRect availableCellSpace; + + // TODO: take into acount spans + if (colSpan > 1) + { + // Calculate the size of this spanning cell from its constituent columns + int xx = x; + int spans = wxMin(colSpan, m_colCount - i); + for (k = i; k < spans; k++) + { + if (k != i) + xx += paddingX; + xx += colWidths[k]; + } + availableCellSpace = wxRect(x, y, xx, -1); + } + else + availableCellSpace = wxRect(x, y, colWidths[i], -1); + + // Store actual width so we can force cell to be the appropriate width on the final loop + actualWidths[i] = availableCellSpace.GetWidth(); + + // Lay out cell + cell->Invalidate(wxRICHTEXT_ALL); + cell->Layout(dc, availableCellSpace, style); + + // TODO: use GetCachedSize().x to compute 'natural' size + + x += (availableCellSpace.GetWidth() + paddingX); + if (cell->GetCachedSize().y > maxCellHeight) + maxCellHeight = cell->GetCachedSize().y; + } + } + } + + maxCellHeight = wxMax(maxCellHeight, maxSpecifiedCellHeight); + + for (i = 0; i < m_colCount; i++) + { + 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, availableCellSpace, style); + + // Make sure the cell size really is the appropriate size, + // not the calculated box size + cell->SetCachedSize(wxSize(actualWidths[i], maxCellHeight)); + + maxRight = wxMax(maxRight, cell->GetPosition().x + cell->GetCachedSize().x); + } + } + + y += maxCellHeight; + if (j < (m_rowCount-1)) + y += paddingY; + } + + // 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(), GetAttributes(), 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; +} + +// Finds the absolute position and row height for the given character position +bool wxRichTextTable::FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart) +{ + 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, -1, pt, height, forceLineStart); + } + else + return false; +} + +// 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; +} + +// 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; + + row = (int) (pos / m_colCount); + col = pos - (row * m_colCount); + + wxASSERT(row < m_rowCount && col < m_colCount); + + if (row < m_rowCount && col < m_colCount) + return true; + else + return false; +} + +// 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, int flags, wxPoint position, wxArrayInt* partialExtents) const +{ + return wxRichTextBox::GetRangeSize(range, size, descent, dc, flags, position, 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(); +} + +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 false; +} + +// 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. +/* + -------------------------- + | 0 | 1 | 2 | 3 | 4 | + -------------------------- + | 5 | 6 | 7 | 8 | 9 | + -------------------------- + | 10 | 11 | 12 | 13 | 14 | + -------------------------- + | 15 | 16 | 17 | 18 | 19 | + -------------------------- + + 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) +{ + 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; +} + +bool wxRichTextTable::DeleteRows(int startRow, int noRows) +{ + wxASSERT((startRow + noRows) < m_rowCount); + if ((startRow + noRows) >= m_rowCount) + return false; + + 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; + + return true; +} + +bool wxRichTextTable::DeleteColumns(int startCol, int noCols) +{ + wxASSERT((startCol + noCols) < m_colCount); + if ((startCol + noCols) >= m_colCount) + return false; + + bool deleteRows = (noCols == m_colCount); + + int i, j; + for (i = 0; i < m_rowCount; i++) + { + wxRichTextObjectPtrArray& colArray = m_cells[deleteRows ? 0 : i]; + for (j = startCol; j < (startCol+noCols); j++) + { + wxRichTextObject* cell = colArray[j]; + RemoveChild(cell, true); + } + + if (deleteRows) + m_cells.RemoveAt(0); + } + + if (deleteRows) + m_rowCount = 0; + m_colCount = m_colCount - noCols; + + return true; +} + +bool wxRichTextTable::AddRows(int startRow, int noRows, const wxRichTextAttr& attr) +{ + wxASSERT(startRow <= m_rowCount); + if (startRow > m_rowCount) + return false; + + 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); + colArray.Add(cell); + } + } + + m_rowCount = m_rowCount + noRows; + return true; +} + +bool wxRichTextTable::AddColumns(int startCol, int noCols, const wxRichTextAttr& attr) +{ + wxASSERT(startCol <= m_colCount); + if (startCol > m_colCount) + return false; + + 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); + + if (startCol == m_colCount) + colArray.Add(cell); + else + colArray.Insert(cell, startCol+j); + } + } + + m_colCount = m_colCount + noCols; + + 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; +} + +/* + * 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(); + return true; + } + void OnExit() + { + wxRichTextBuffer::CleanUpHandlers(); + 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; + module->Init(); + wxModule::RegisterModule(module); +} + + +/*! + * 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; } -wxRichTextAction::~wxRichTextAction() +// 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->GetDirty() && m_ctrl) // can only do optimisation if the buffer is already laid out correctly + if (!m_buffer->IsDirty() && 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; - wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetRange().GetStart()); - wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para); + wxRichTextParagraph* para = container->GetParagraphAtPosition(GetRange().GetStart()); + wxRichTextObjectList::compatibility_iterator node = container->GetChildren().Find(para); while (node) { wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); @@ -7061,6 +9390,11 @@ bool wxRichTextAction::Do() { m_buffer->Modify(true); + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return false; + switch (m_cmdId) { case wxRICHTEXT_INSERT: @@ -7074,11 +9408,14 @@ bool wxRichTextAction::Do() CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); #endif - m_buffer->InsertFragment(GetRange().GetStart(), m_newParagraphs); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(wxMax(0, GetRange().GetStart()-1), GetRange().GetEnd())); + 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.GetRange().GetLength(); + long newCaretPosition = GetPosition() + m_newParagraphs.GetOwnRange().GetLength(); // Character position to caret position newCaretPosition --; @@ -7094,7 +9431,7 @@ bool wxRichTextAction::Do() newCaretPosition --; } - newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1)); + newCaretPosition = wxMin(newCaretPosition, (container->GetOwnRange().GetEnd()-1)); UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */); @@ -7104,6 +9441,7 @@ bool wxRichTextAction::Do() cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); cmdEvent.SetRange(GetRange()); cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); m_buffer->SendEvent(cmdEvent); @@ -7118,12 +9456,14 @@ bool wxRichTextAction::Do() CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); #endif - m_buffer->DeleteRange(GetRange()); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); + 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 >= m_buffer->GetRange().GetEnd()) + if (caretPos >= container->GetOwnRange().GetEnd()) caretPos --; UpdateAppearance(caretPos, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */); @@ -7134,6 +9474,7 @@ bool wxRichTextAction::Do() cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); cmdEvent.SetRange(GetRange()); cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); m_buffer->SendEvent(cmdEvent); @@ -7142,7 +9483,38 @@ bool wxRichTextAction::Do() case wxRICHTEXT_CHANGE_STYLE: { ApplyParagraphs(GetNewParagraphs()); - m_buffer->Invalidate(GetRange()); + + // 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( + 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()); + 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. + container->InvalidateHierarchy(GetRange()); UpdateAppearance(GetPosition()); @@ -7152,9 +9524,35 @@ bool wxRichTextAction::Do() 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); + // wxRichTextObject* obj = container->GetChildAtPosition(GetRange().GetStart()); + if (obj && m_object) + { + wxRichTextObjectList::compatibility_iterator node = container->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. + container->InvalidateHierarchy(GetRange()); + + UpdateAppearance(GetPosition()); + + // TODO: send new kind of modification event + break; } default: @@ -7168,6 +9566,11 @@ bool wxRichTextAction::Undo() { m_buffer->Modify(true); + wxRichTextParagraphLayoutBox* container = GetContainer(); + wxASSERT(container != NULL); + if (!container) + return false; + switch (m_cmdId) { case wxRICHTEXT_INSERT: @@ -7179,9 +9582,11 @@ bool wxRichTextAction::Undo() CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); #endif - m_buffer->DeleteRange(GetRange()); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); + 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; @@ -7193,6 +9598,7 @@ bool wxRichTextAction::Undo() cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); cmdEvent.SetRange(GetRange()); cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); m_buffer->SendEvent(cmdEvent); @@ -7207,9 +9613,11 @@ bool wxRichTextAction::Undo() CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); #endif - m_buffer->InsertFragment(GetRange().GetStart(), m_oldParagraphs); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(GetRange()); + 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 */); @@ -7219,6 +9627,7 @@ bool wxRichTextAction::Undo() cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); cmdEvent.SetRange(GetRange()); cmdEvent.SetPosition(GetRange().GetStart()); + cmdEvent.SetContainer(container); m_buffer->SendEvent(cmdEvent); @@ -7227,7 +9636,9 @@ bool wxRichTextAction::Undo() case wxRICHTEXT_CHANGE_STYLE: { ApplyParagraphs(GetOldParagraphs()); - m_buffer->Invalidate(GetRange()); + // 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()); @@ -7237,11 +9648,17 @@ bool wxRichTextAction::Undo() 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; } @@ -7250,20 +9667,144 @@ bool wxRichTextAction::Undo() } /// Update the control appearance -void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* WXUNUSED(optimizationLineCharPositions), wxArrayInt* WXUNUSED(optimizationLineYPositions), bool WXUNUSED(isDoCmd)) +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(); - // TODO Refresh the whole client area now - m_ctrl->Refresh(false); -#if wxRICHTEXT_USE_OWN_CARET - m_ctrl->PositionCaret(); + // 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 (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->GetClientSize(); + wxPoint firstVisiblePt = 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. + + wxRichTextParagraph* para = container->GetParagraphAtPosition(GetPosition()); + // Since we support floating layout, we should redraw the whole para instead of just + // the first line touching the invalid range. + if (para) + { + firstY = para->GetPosition().y; + } + + 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; + + 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(wxPoint(firstVisiblePt.x, firstY)), wxSize(clientSize.x, lastY - firstY)); + m_ctrl->RefreshRect(rect); + } + else #endif + m_ctrl->Refresh(false); + + m_ctrl->PositionCaret(); + m_ctrl->SetDefaultStyleToCursorStyle(); + if (sendUpdateEvent) wxTextCtrl::SendTextUpdatedEvent(m_ctrl); } @@ -7273,6 +9814,11 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent /// 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) { @@ -7283,14 +9829,14 @@ void wxRichTextAction::ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragm // 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 = m_buffer->GetParagraphAtPosition(para->GetRange().GetStart()); + wxRichTextParagraph* existingPara = container->GetParagraphAtPosition(para->GetRange().GetStart()); if (existingPara) { - wxRichTextObjectList::compatibility_iterator bufferParaNode = m_buffer->GetChildren().Find(existingPara); + wxRichTextObjectList::compatibility_iterator bufferParaNode = container->GetChildren().Find(existingPara); if (bufferParaNode) { wxRichTextParagraph* newPara = new wxRichTextParagraph(*para); - newPara->SetParent(m_buffer); + newPara->SetParent(container); bufferParaNode->SetData(newPara); @@ -7308,6 +9854,8 @@ void wxRichTextAction::ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragm * 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) { @@ -7359,14 +9907,14 @@ bool wxRichTextImage::LoadImageCache(wxDC& dc, bool resetCache) int width = image.GetWidth(); int height = image.GetHeight(); - if (GetAttributes().GetTextBoxAttr().GetWidth().IsPresent() && GetAttributes().GetTextBoxAttr().GetWidth().GetValue() > 0) + if (GetAttributes().GetTextBoxAttr().GetWidth().IsValid() && GetAttributes().GetTextBoxAttr().GetWidth().GetValue() > 0) { if (GetAttributes().GetTextBoxAttr().GetWidth().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) width = ConvertTenthsMMToPixels(dc, GetAttributes().GetTextBoxAttr().GetWidth().GetValue()); else width = GetAttributes().GetTextBoxAttr().GetWidth().GetValue(); } - if (GetAttributes().GetTextBoxAttr().GetHeight().IsPresent() && GetAttributes().GetTextBoxAttr().GetHeight().GetValue() > 0) + if (GetAttributes().GetTextBoxAttr().GetHeight().IsValid() && GetAttributes().GetTextBoxAttr().GetHeight().GetValue() > 0) { if (GetAttributes().GetTextBoxAttr().GetHeight().GetUnits() == wxTEXT_ATTR_UNITS_TENTHS_MM) height = ConvertTenthsMMToPixels(dc, GetAttributes().GetTextBoxAttr().GetHeight().GetValue()); @@ -7398,23 +9946,37 @@ bool wxRichTextImage::LoadImageCache(wxDC& dc, bool resetCache) } /// Draw the item -bool wxRichTextImage::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int WXUNUSED(descent), int WXUNUSED(style)) +bool wxRichTextImage::Draw(wxDC& dc, const wxRichTextRange& 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; + DrawBoxAttributes(dc, GetBuffer(), GetAttributes(), wxRect(GetPosition(), GetCachedSize())); + +#if 0 int y = rect.y + (rect.height - m_imageCache.GetHeight()); dc.DrawBitmap(m_imageCache, rect.x, y, true); +#endif + + wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + marginRect = rect; // outer rectangle, will calculate contentRect + GetBoxRects(dc, GetBuffer(), GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + + dc.DrawBitmap(m_imageCache, contentRect.x, contentRect.y, true); - if (selectionRange.Contains(range.GetStart())) + if (selection.WithinSelection(range.GetStart(), this)) { wxCheckSetBrush(dc, *wxBLACK_BRUSH); wxCheckSetPen(dc, *wxBLACK_PEN); dc.SetLogicalFunction(wxINVERT); - dc.DrawRectangle(rect); + dc.DrawRectangle(contentRect); dc.SetLogicalFunction(wxCOPY); } @@ -7427,7 +9989,16 @@ bool wxRichTextImage::Layout(wxDC& dc, const wxRect& rect, int WXUNUSED(style)) if (!LoadImageCache(dc)) return false; - SetCachedSize(wxSize(m_imageCache.GetWidth(), m_imageCache.GetHeight())); + wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0,0), imageSize); + GetBoxRects(dc, GetBuffer(), GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + + wxSize overallSize = marginRect.GetSize(); + + SetCachedSize(overallSize); + SetMaxSize(overallSize); + SetMinSize(overallSize); SetPosition(rect.GetPosition()); return true; @@ -7448,18 +10019,35 @@ bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, i return false; } - int width = m_imageCache.GetWidth(); - int height = m_imageCache.GetHeight(); + wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()); + wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect; + contentRect = wxRect(wxPoint(0,0), imageSize); + GetBoxRects(dc, GetBuffer(), GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect); + + wxSize overallSize = marginRect.GetSize(); if (partialExtents) - partialExtents->Add(width); + partialExtents->Add(overallSize.x); - size.x = width; - size.y = height; + 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) { @@ -7471,12 +10059,14 @@ void wxRichTextImage::Copy(const wxRichTextImage& obj) /// Edit properties via a GUI bool wxRichTextImage::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer) { - wxRichTextImageDialog imageDlg(wxGetTopLevelParent(parent)); - imageDlg.SetImageObject(this, buffer); + wxRichTextObjectPropertiesDialog imageDlg(this, wxGetTopLevelParent(parent), wxID_ANY, _("Picture Properties")); + imageDlg.SetAttributes(GetAttributes()); if (imageDlg.ShowModal() == wxID_OK) { - imageDlg.ApplyImageAttr(); + // 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 @@ -7804,7 +10394,7 @@ bool wxRichTextImageBlock::DoMakeImageBlock(const wxImage& image, wxBitmapType i unsigned char* block = new unsigned char[memStream.GetSize()]; if (!block) - return NULL; + return false; if (m_data) delete[] m_data; @@ -8181,16 +10771,16 @@ void wxRichTextFontTable::Clear() void wxTextBoxAttr::Reset() { m_flags = 0; - m_floatMode = 0; - m_clearMode = 0; - m_collapseMode = 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_margins.Reset(); m_padding.Reset(); m_position.Reset(); - m_width.Reset(); - m_height.Reset(); + m_size.Reset(); m_border.Reset(); m_outline.Reset(); @@ -8204,13 +10794,13 @@ bool wxTextBoxAttr::operator== (const wxTextBoxAttr& attr) const 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_width == attr.m_width && - m_height == attr.m_height && + m_size == attr.m_size && m_border == attr.m_border && m_outline == attr.m_outline @@ -8229,6 +10819,9 @@ bool wxTextBoxAttr::EqPartial(const wxTextBoxAttr& attr) const if (attr.HasCollapseBorders() && HasCollapseBorders() && (attr.GetCollapseBorders() != GetCollapseBorders())) return false; + if (attr.HasVerticalAlignment() && HasVerticalAlignment() && (attr.GetVerticalAlignment() != GetVerticalAlignment())) + return false; + // Position if (!m_position.EqPartial(attr.m_position)) @@ -8277,15 +10870,20 @@ bool wxTextBoxAttr::Apply(const wxTextBoxAttr& attr, const wxTextBoxAttr* compar if (attr.HasCollapseBorders()) { if (!(compareWith && compareWith->HasCollapseBorders() && compareWith->GetCollapseBorders() == attr.GetCollapseBorders())) - SetCollapseBorders(true); + SetCollapseBorders(attr.GetCollapseBorders()); + } + + if (attr.HasVerticalAlignment()) + { + if (!(compareWith && compareWith->HasVerticalAlignment() && compareWith->GetVerticalAlignment() == attr.GetVerticalAlignment())) + SetVerticalAlignment(attr.GetVerticalAlignment()); } 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_width.Apply(attr.m_width, compareWith ? (& attr.m_width) : (const wxTextAttrDimension*) NULL); - m_height.Apply(attr.m_height, compareWith ? (& attr.m_height) : (const wxTextAttrDimension*) NULL); + m_size.Apply(attr.m_size, compareWith ? (& attr.m_size) : (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); @@ -8305,14 +10903,14 @@ bool wxTextBoxAttr::RemoveStyle(const wxTextBoxAttr& attr) if (attr.HasCollapseBorders()) RemoveFlag(wxTEXT_BOX_ATTR_COLLAPSE_BORDERS); + if (attr.HasVerticalAlignment()) + RemoveFlag(wxTEXT_BOX_ATTR_VERTICAL_ALIGNMENT); + m_margins.RemoveStyle(attr.m_margins); m_padding.RemoveStyle(attr.m_padding); m_position.RemoveStyle(attr.m_position); - if (attr.m_width.IsPresent()) - m_width.Reset(); - if (attr.m_height.IsPresent()) - m_height.Reset(); + m_size.RemoveStyle(attr.m_size); m_border.RemoveStyle(attr.m_border); m_outline.RemoveStyle(attr.m_outline); @@ -8381,12 +10979,30 @@ void wxTextBoxAttr::CollectCommonAttributes(const wxTextBoxAttr& attr, wxTextBox 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); + 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_width.CollectCommonAttributes(attr.m_width, clashingAttr.m_width, absentAttr.m_width); - m_height.CollectCommonAttributes(attr.m_height, clashingAttr.m_height, absentAttr.m_height); + m_size.CollectCommonAttributes(attr.m_size, clashingAttr.m_size, absentAttr.m_size); m_border.CollectCommonAttributes(attr.m_border, clashingAttr.m_border, absentAttr.m_border); m_outline.CollectCommonAttributes(attr.m_outline, clashingAttr.m_outline, absentAttr.m_outline); @@ -8615,7 +11231,7 @@ void wxTextAttrBorders::SetWidth(const wxTextAttrDimension& width) // Partial equality test bool wxTextAttrDimension::EqPartial(const wxTextAttrDimension& dim) const { - if (dim.IsPresent() && IsPresent() && !((*this) == dim)) + if (dim.IsValid() && IsValid() && !((*this) == dim)) return false; else return true; @@ -8623,7 +11239,7 @@ bool wxTextAttrDimension::EqPartial(const wxTextAttrDimension& dim) const bool wxTextAttrDimension::Apply(const wxTextAttrDimension& dim, const wxTextAttrDimension* compareWith) { - if (dim.IsPresent()) + if (dim.IsValid()) { if (!(compareWith && dim == (*compareWith))) (*this) = dim; @@ -8636,16 +11252,16 @@ bool wxTextAttrDimension::Apply(const wxTextAttrDimension& dim, const wxTextAttr // 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.IsPresent()) + if (attr.IsValid()) { - if (!clashingAttr.IsPresent() && !absentAttr.IsPresent()) + if (!clashingAttr.IsValid() && !absentAttr.IsValid()) { - if (IsPresent()) + if (IsValid()) { if (!((*this) == attr)) { - clashingAttr.SetPresent(true); - SetPresent(false); + clashingAttr.SetValid(true); + SetValid(false); } } else @@ -8653,7 +11269,17 @@ void wxTextAttrDimension::CollectCommonAttributes(const wxTextAttrDimension& att } } else - absentAttr.SetPresent(true); + 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 @@ -8732,13 +11358,13 @@ bool wxTextAttrDimensions::Apply(const wxTextAttrDimensions& dims, const wxTextA // Remove specified attributes from this object bool wxTextAttrDimensions::RemoveStyle(const wxTextAttrDimensions& attr) { - if (attr.m_left.IsPresent()) + if (attr.m_left.IsValid()) m_left.Reset(); - if (attr.m_right.IsPresent()) + if (attr.m_right.IsValid()) m_right.Reset(); - if (attr.m_top.IsPresent()) + if (attr.m_top.IsValid()) m_top.Reset(); - if (attr.m_bottom.IsPresent()) + if (attr.m_bottom.IsValid()) m_bottom.Reset(); return true; @@ -8754,6 +11380,46 @@ void wxTextAttrDimensions::CollectCommonAttributes(const wxTextAttrDimensions& a m_bottom.CollectCommonAttributes(attr.m_bottom, clashingAttr.m_bottom, absentAttr.m_bottom); } +// Partial equality test +bool wxTextAttrSize::EqPartial(const wxTextAttrSize& size) const +{ + if (!m_width.EqPartial(size.m_width)) + return false; + + if (!m_height.EqPartial(size.m_height)) + 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) @@ -9310,5 +11976,152 @@ void wxRichTextProperties::SetProperty(const wxString& name, bool value) SetProperty(name, wxVariant(value, name)); } +wxRichTextObject* wxRichTextObjectAddress::GetObject(wxRichTextParagraphLayoutBox* topLevelContainer) const +{ + if (m_address.GetCount() == 0) + return topLevelContainer; + + 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; + + wxRichTextObject* p1 = p->GetChild(pos); + if (i == (m_address.GetCount()-1)) + return p1; + + p = wxDynamicCast(p1, wxRichTextCompositeObject); + i ++; + } + return NULL; +} + +bool wxRichTextObjectAddress::Create(wxRichTextParagraphLayoutBox* topLevelContainer, wxRichTextObject* obj) +{ + m_address.Clear(); + + if (topLevelContainer == obj) + return true; + + wxRichTextObject* o = obj; + while (o) + { + wxRichTextCompositeObject* p = wxDynamicCast(o->GetParent(), wxRichTextCompositeObject); + if (!p) + return false; + + int pos = p->GetChildren().IndexOf(o); + if (pos == -1) + return false; + + m_address.Insert(pos, 0); + + if (p == topLevelContainer) + return true; + + o = p; + } + return false; +} + +// Equality test +bool wxRichTextSelection::operator==(const wxRichTextSelection& sel) const +{ + 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; +} + +// 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 (IsValid()) + { + wxRichTextParagraphLayoutBox* container = obj->GetParentContainer(); + + if (container == m_container) + return m_ranges; + + container = obj->GetContainer(); + while (container) + { + 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; + } + } + } + return wxRichTextRangeArray(); +} + +// Is the given position within the selection? +bool wxRichTextSelection::WithinSelection(long pos, wxRichTextObject* obj) const +{ + if (!IsValid()) + return false; + else + { + wxRichTextRangeArray selectionRanges = GetSelectionForObject(obj); + return WithinSelection(pos, selectionRanges); + } +} + +// 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++) + { + const wxRichTextRange& eachRange = ranges[i]; + if (range.IsWithin(eachRange)) + return true; + } + return false; +} + + #endif // wxUSE_RICHTEXT