#include "wx/sstream.h"
#include "wx/textfile.h"
#include "wx/hashmap.h"
+#include "wx/dynarray.h"
#include "wx/richtext/richtextctrl.h"
#include "wx/richtext/richtextstyles.h"
+#include "wx/richtext/richtextimagedlg.h"
#include "wx/listimpl.cpp"
const wxChar wxRichTextLineBreakChar = (wxChar) 29;
-// Helpers for efficiency
+// Helper classes for floating layout
+struct wxRichTextFloatRectMap
+{
+ wxRichTextFloatRectMap(int sY, int eY, int w, wxRichTextObject* obj)
+ {
+ startY = sY;
+ endY = eY;
+ width = w;
+ anchor = obj;
+ }
+
+ int startY, endY;
+ int width;
+ wxRichTextObject* anchor;
+};
+
+WX_DEFINE_SORTED_ARRAY(wxRichTextFloatRectMap*, wxRichTextFloatRectMapArray);
+
+int wxRichTextFloatRectMapCmp(wxRichTextFloatRectMap* r1, wxRichTextFloatRectMap* r2)
+{
+ return r1->startY - r2->startY;
+}
+
+class wxRichTextFloatCollector
+{
+public:
+ wxRichTextFloatCollector(int width);
+ ~wxRichTextFloatCollector();
+
+ // Collect the floating objects info in the given paragraph
+ void CollectFloat(wxRichTextParagraph* para);
+ void CollectFloat(wxRichTextParagraph* para, wxRichTextObject* floating);
+
+ // Return the last paragraph we collected
+ wxRichTextParagraph* LastParagraph();
+
+ // Given the start y position and the height of the line,
+ // find out how wide the line can be
+ wxRect GetAvailableRect(int startY, int endY);
+
+ // Given a floating box, find its fit position
+ int GetFitPosition(int direction, int start, int height) const;
+ int GetFitPosition(const wxRichTextFloatRectMapArray& array, int start, int height) const;
+
+ // Find the last y position
+ int GetLastRectBottom();
+
+ // Draw the floats inside a rect
+ void Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style);
+
+ // HitTest the floats
+ int HitTest(wxDC& dc, const wxPoint& pt, long& textPosition);
+
+ static int SearchAdjacentRect(const wxRichTextFloatRectMapArray& array, int point);
+
+ static int GetWidthFromFloatRect(const wxRichTextFloatRectMapArray& array, int index, int startY, int endY);
+
+ static void FreeFloatRectMapArray(wxRichTextFloatRectMapArray& array);
+
+ static void DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style);
+
+ static int HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), const wxPoint& pt, long& textPosition);
+
+private:
+ wxRichTextFloatRectMapArray m_left;
+ wxRichTextFloatRectMapArray m_right;
+ int m_width;
+ wxRichTextParagraph* m_para;
+};
+
+/*
+ * Binary search helper function
+ * The argument point is the Y coordinate, and this fuction
+ * always return the floating rect that contain this coordinate
+ * or under this coordinate.
+ */
+int wxRichTextFloatCollector::SearchAdjacentRect(const wxRichTextFloatRectMapArray& array, int point)
+{
+ int end = array.GetCount() - 1;
+ int start = 0;
+ int ret = 0;
+
+ wxASSERT(end >= 0);
+
+ while (true)
+ {
+ if (start > end)
+ {
+ break;
+ }
+
+ int mid = (start + end) / 2;
+ if (array[mid]->startY <= point && array[mid]->endY >= point)
+ return mid;
+ else if (array[mid]->startY > point)
+ {
+ end = mid - 1;
+ ret = mid;
+ }
+ else if (array[mid]->endY < point)
+ {
+ start = mid + 1;
+ ret = start;
+ }
+ }
+
+ return ret;
+}
+
+int wxRichTextFloatCollector::GetWidthFromFloatRect(const wxRichTextFloatRectMapArray& array, int index, int startY, int endY)
+{
+ int ret = 0;
+ int len = array.GetCount();
+
+ wxASSERT(index >= 0 && index < len);
+
+ if (array[index]->startY < startY && array[index]->endY > startY)
+ ret = ret < array[index]->width ? array[index]->width : ret;
+ while (index < len && array[index]->startY <= endY)
+ {
+ ret = ret < array[index]->width ? array[index]->width : ret;
+ index++;
+ }
+
+ return ret;
+}
+
+wxRichTextFloatCollector::wxRichTextFloatCollector(int width) : m_left(wxRichTextFloatRectMapCmp), m_right(wxRichTextFloatRectMapCmp)
+{
+ m_width = width;
+ m_para = NULL;
+}
+
+void wxRichTextFloatCollector::FreeFloatRectMapArray(wxRichTextFloatRectMapArray& array)
+{
+ int len = array.GetCount();
+ for (int i = 0; i < len; i++)
+ delete array[i];
+}
+
+wxRichTextFloatCollector::~wxRichTextFloatCollector()
+{
+ FreeFloatRectMapArray(m_left);
+ FreeFloatRectMapArray(m_right);
+}
+
+int wxRichTextFloatCollector::GetFitPosition(const wxRichTextFloatRectMapArray& array, int start, int height) const
+{
+ if (array.GetCount() == 0)
+ return start;
+
+ unsigned int i = SearchAdjacentRect(array, start);
+ int last = start;
+ while (i < array.GetCount())
+ {
+ if (array[i]->startY - last >= height)
+ return last + 1;
+ last = array[i]->endY;
+ i++;
+ }
+
+ return last + 1;
+}
+
+int wxRichTextFloatCollector::GetFitPosition(int direction, int start, int height) const
+{
+ if (direction == wxRICHTEXT_FLOAT_LEFT)
+ return GetFitPosition(m_left, start, height);
+ else if (direction == wxRICHTEXT_FLOAT_RIGHT)
+ return GetFitPosition(m_right, start, height);
+ else
+ {
+ wxASSERT("Never should be here");
+ return start;
+ }
+}
+
+void wxRichTextFloatCollector::CollectFloat(wxRichTextParagraph* para, wxRichTextObject* floating)
+{
+ int direction = floating->GetFloatDirection();
+ wxPoint pos = floating->GetPosition();
+ wxSize size = floating->GetCachedSize();
+ wxRichTextFloatRectMap *map = new wxRichTextFloatRectMap(pos.y, pos.y + size.y, size.x, floating);
+
+ switch (direction)
+ {
+ case wxRICHTEXT_FLOAT_NONE:
+ delete map;
+ break;
+ case wxRICHTEXT_FLOAT_LEFT:
+ // Just a not-enough simple assertion
+ wxASSERT (m_left.Index(map) == wxNOT_FOUND);
+ m_left.Add(map);
+ break;
+ case wxRICHTEXT_FLOAT_RIGHT:
+ wxASSERT (m_right.Index(map) == wxNOT_FOUND);
+ m_right.Add(map);
+ break;
+ default:
+ delete map;
+ wxASSERT("Must some error occurs");
+ }
+
+ m_para = para;
+}
+
+void wxRichTextFloatCollector::CollectFloat(wxRichTextParagraph* para)
+{
+ wxRichTextObjectList::compatibility_iterator node = para->GetChildren().GetFirst();
+ while (node)
+ {
+ wxRichTextObject* floating = node->GetData();
+
+ if (floating->IsFloating())
+ {
+ wxRichTextAnchoredObject* anchor = wxDynamicCast(floating, wxRichTextAnchoredObject);
+ if (anchor && anchor->GetAnchoredAttr().IsAnchored())
+ {
+ CollectFloat(para, floating);
+ }
+ }
+
+ node = node->GetNext();
+ }
+
+ m_para = para;
+}
+
+wxRichTextParagraph* wxRichTextFloatCollector::LastParagraph()
+{
+ return m_para;
+}
+
+wxRect wxRichTextFloatCollector::GetAvailableRect(int startY, int endY)
+{
+ int widthLeft = 0, widthRight = 0;
+ if (m_left.GetCount() != 0)
+ {
+ unsigned int i = SearchAdjacentRect(m_left, startY);
+ if (i >= 0 && i < 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())
+ widthRight = GetWidthFromFloatRect(m_right, j, startY, endY);
+ }
+
+ return wxRect(widthLeft, 0, m_width - widthLeft - widthRight, 0);
+}
+
+int wxRichTextFloatCollector::GetLastRectBottom()
+{
+ int ret = 0;
+ int len = m_left.GetCount();
+ if (len) {
+ ret = ret > m_left[len-1]->endY ? ret : m_left[len-1]->endY;
+ }
+ len = m_right.GetCount();
+ if (len) {
+ ret = ret > m_right[len-1]->endY ? ret : m_right[len-1]->endY;
+ }
+ return ret;
+}
+
+void wxRichTextFloatCollector::DrawFloat(const wxRichTextFloatRectMapArray& array, wxDC& dc, const wxRichTextRange& WXUNUSED(range), const wxRichTextRange& WXUNUSED(selectionRange), const wxRect& rect, int descent, int style)
+{
+ int start = rect.y;
+ int end = rect.y + rect.height;
+ unsigned int i, j;
+ i = SearchAdjacentRect(array, start);
+ if (i < 0 || i >= array.GetCount())
+ return;
+ j = SearchAdjacentRect(array, end);
+ if (j < 0 || j >= 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);
+ i++;
+ }
+}
+
+void wxRichTextFloatCollector::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style)
+{
+ if (m_left.GetCount() > 0)
+ DrawFloat(m_left, dc, range, selectionRange, rect, descent, style);
+ if (m_right.GetCount() > 0)
+ DrawFloat(m_right, dc, range, selectionRange, rect, descent, style);
+}
+
+int wxRichTextFloatCollector::HitTestFloat(const wxRichTextFloatRectMapArray& array, wxDC& WXUNUSED(dc), const wxPoint& pt, long& textPosition)
+{
+ unsigned int i;
+ if (array.GetCount() == 0)
+ return wxRICHTEXT_HITTEST_NONE;
+ i = SearchAdjacentRect(array, pt.y);
+ if (i < 0 || i >= array.GetCount())
+ 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();
+ if (pt.x > (pt.x + pt.x + size.x) / 2)
+ return wxRICHTEXT_HITTEST_BEFORE;
+ else
+ return wxRICHTEXT_HITTEST_AFTER;
+ }
+
+ return wxRICHTEXT_HITTEST_NONE;
+}
+
+int wxRichTextFloatCollector::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition)
+{
+ int ret = HitTestFloat(m_left, dc, pt, textPosition);
+ if (ret == wxRICHTEXT_HITTEST_NONE)
+ {
+ ret = HitTestFloat(m_right, dc, pt, textPosition);
+ }
+ return ret;
+}
+
+// Helpers for efficiency
inline void wxCheckSetFont(wxDC& dc, const wxFont& font)
{
+ // JACS: did I do this some time ago when testing? Should we re-enable it?
#if 0
const wxFont& font1 = dc.GetFont();
if (font1.IsOk() && font.IsOk())
dc.SetBrush(brush);
}
+void wxRichTextAnchoredObjectAttr::Init()
+{
+ m_align = wxRICHTEXT_CENTRE;
+ m_floating = wxRICHTEXT_FLOAT_NONE;
+ m_offset = 0;
+ m_unitsOffset = wxRICHTEXT_PX;
+
+ m_unitsW = wxRICHTEXT_PX;
+ m_unitsH = wxRICHTEXT_PX;
+
+ // Unspecified to begin with (use actual image size)
+ m_width = -1;
+ m_height = -1;
+}
+
+void wxRichTextAnchoredObjectAttr::Copy(const wxRichTextAnchoredObjectAttr& attr)
+{
+ m_align = attr.m_align;
+ m_floating = attr.m_floating;
+ m_offset = attr.m_offset;
+ m_unitsOffset = attr.m_unitsOffset;
+
+ m_unitsW = attr.m_unitsW;
+ m_unitsH = attr.m_unitsH;
+ m_width = attr.m_width;
+ m_height = attr.m_height;
+}
+
/*!
* wxRichTextObject
* This is the base for drawable objects.
}
// Convert units in tenths of a millimetre to device units
-int wxRichTextObject::ConvertTenthsMMToPixels(wxDC& dc, int units)
+int wxRichTextObject::ConvertTenthsMMToPixels(wxDC& dc, int units) const
{
int p = ConvertTenthsMMToPixels(dc.GetPPI().x, units);
Init();
}
+wxRichTextParagraphLayoutBox::~wxRichTextParagraphLayoutBox()
+{
+ if (m_floatCollector)
+ {
+ delete m_floatCollector;
+ m_floatCollector = NULL;
+ }
+}
+
/// Initialize the object.
void wxRichTextParagraphLayoutBox::Init()
{
m_topMargin = 4;
m_bottomMargin = 4;
m_partialParagraph = false;
+ m_floatCollector = NULL;
+}
+
+// Gather information about floating objects
+bool wxRichTextParagraphLayoutBox::UpdateFloatingObjects(int width, wxRichTextObject* untilObj)
+{
+ if (m_floatCollector != NULL)
+ delete m_floatCollector;
+ m_floatCollector = new wxRichTextFloatCollector(width);
+ wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
+ while (node && node->GetData() != untilObj)
+ {
+ wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+ wxASSERT (child != NULL);
+ if (child)
+ m_floatCollector->CollectFloat(child);
+ node = node->GetNext();
+ }
+
+ return true;
+}
+
+// HitTest
+int wxRichTextParagraphLayoutBox::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition)
+{
+ int ret = wxRICHTEXT_HITTEST_NONE;
+ if (m_floatCollector)
+ ret = m_floatCollector->HitTest(dc, pt, textPosition);
+
+ if (ret == wxRICHTEXT_HITTEST_NONE)
+ return wxRichTextCompositeObject::HitTest(dc, pt, textPosition);
+ else
+ return ret;
+}
+
+/// Draw the floating objects
+void wxRichTextParagraphLayoutBox::DrawFloats(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style)
+{
+ if (m_floatCollector)
+ m_floatCollector->Draw(dc, range, selectionRange, rect, descent, style);
+}
+
+void wxRichTextParagraphLayoutBox::MoveAnchoredObjectToParagraph(wxRichTextParagraph* from, wxRichTextParagraph* to, wxRichTextAnchoredObject* obj)
+{
+ if (from == to)
+ return;
+
+ from->RemoveChild(obj);
+ to->AppendChild(obj);
}
/// Draw the item
bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int style)
{
+ DrawFloats(dc, range, selectionRange, rect, descent, style);
wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst();
while (node)
{
}
}
+ UpdateFloatingObjects(availableSpace.width, node ? node->GetData() : (wxRichTextObject*) NULL);
+
// A way to force speedy rest-of-buffer layout (the 'else' below)
bool forceQuickLayout = false;
return true;
}
+void wxRichTextParagraphLayoutBox::SetImageStyle(wxRichTextImage *image, const wxRichTextAnchoredObjectAttr& attr, int flags)
+{
+ bool withUndo = flags & wxRICHTEXT_SETSTYLE_WITH_UNDO;
+ bool haveControl = (GetRichTextCtrl() != NULL);
+ wxRichTextParagraph* newPara wxDUMMY_INITIALIZE(NULL);
+ wxRichTextParagraph* para = GetParagraphAtPosition(image->GetRange().GetStart());
+ wxRichTextAction *action = NULL;
+ wxRichTextAnchoredObjectAttr oldAttr = image->GetAnchoredAttr();
+
+ 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->SetAnchoredAttr(attr);
+ // Set the new attribute
+ newPara = new wxRichTextParagraph(*para);
+ action->GetNewParagraphs().AppendChild(newPara);
+ // Change back to the old one
+ image->SetAnchoredAttr(oldAttr);
+ action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para));
+ }
+ else
+ newPara = para;
+
+ if (haveControl && withUndo)
+ GetRichTextCtrl()->GetBuffer().SubmitAction(action);
+}
+
/// Get the text attributes for this position.
bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxTextAttr& style)
{
if (wholeParagraphs)
{
wxRichTextParagraph* para1 = GetParagraphAtPosition(range.GetStart());
- wxRichTextParagraph* para2 = GetParagraphAtPosition(range.GetEnd());
if (para1)
range.SetStart(para1->GetRange().GetStart());
- if (para2)
- range.SetEnd(para2->GetRange().GetEnd());
+ // floating layout make all child should be relayout
+ range.SetEnd(GetRange().GetEnd());
}
return range;
}
if (GetChildren().GetCount() > 0)
{
wxRichTextObject* firstObj = (wxRichTextObject*) GetChildren().GetFirst()->GetData();
- if (firstObj->GetAttributes().HasFont())
+ if (!firstObj->IsFloatable() && firstObj->GetAttributes().HasFont())
{
wxRichTextApplyStyle(bulletAttr, firstObj->GetAttributes());
}
{
wxRichTextObject* child = node2->GetData();
- if (child->GetRange().GetLength() > 0 && !child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range))
+ if (!child->IsFloating() && child->GetRange().GetLength() > 0 && !child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range))
{
// Draw this part of the line at the correct position
wxRichTextRange objectRange(child->GetRange());
/// Lay the item out
bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
{
+ // Deal with floating objects firstly before the normal layout
+ wxRichTextBuffer* buffer = GetBuffer();
+ wxASSERT(buffer);
+ wxRichTextFloatCollector* collector = buffer->GetFloatCollector();
+ wxASSERT(collector);
+ LayoutFloat(dc, rect, style, collector);
+
wxTextAttr attr = GetCombinedAttributes();
// ClearLines();
lineSpacing = (int) (double(dc.GetCharHeight()) * (double(attr.GetLineSpacing())/10.0 - 1.0));
}
- // Available space for text on each line differs.
- int availableTextSpaceFirstLine = rect.GetWidth() - leftIndent - rightIndent;
-
- // Bullets start the text at the same position as subsequent lines
- if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE)
- availableTextSpaceFirstLine -= leftSubIndent;
-
- int availableTextSpaceSubsequentLines = rect.GetWidth() - leftIndent - rightIndent - leftSubIndent;
-
// Start position for each line relative to the paragraph
int startPositionFirstLine = leftIndent;
int startPositionSubsequentLines = leftIndent + leftSubIndent;
+ wxRect availableRect;
// If we have a bullet in this paragraph, the start position for the first line's text
// is actually leftIndent + leftSubIndent.
int maxAscent = 0;
int maxDescent = 0;
int lineCount = 0;
+ int lineAscent = 0;
+ int lineDescent = 0;
wxRichTextObjectList::compatibility_iterator node;
{
wxRichTextObject* child = node->GetData();
- if (child->GetRange().GetLength() == 0)
+ // If floating, ignore. We already laid out floats.
+ if (child->IsFloating() || child->GetRange().GetLength() == 0)
{
node = node->GetNext();
continue;
// can't tell the position until the size is determined. So possibly introduce
// another layout phase.
- // Available width depends on whether we're on the first or subsequent lines
- int availableSpaceForText = (lineCount == 0 ? availableTextSpaceFirstLine : availableTextSpaceSubsequentLines);
-
- currentPosition.x = (lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines);
-
// We may only be looking at part of a child, if we searched back for wrapping
// and found a suitable point some way into the child. So get the size for the fragment
// if necessary.
#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);
+
+ currentPosition.x = (lineCount == 0 ? availableRect.x + startPositionFirstLine : availableRect.x + startPositionSubsequentLines);
+
// Cases:
// 1) There was a line break BEFORE the natural break
// 2) There was a line break AFTER the natural break
// 3) The child still fits (carry on)
- if ((lineBreakInThisObject && (childSize.x + currentWidth <= availableSpaceForText)) ||
- (childSize.x + currentWidth > availableSpaceForText))
+ if ((lineBreakInThisObject && (childSize.x + currentWidth <= availableRect.width)) ||
+ (childSize.x + currentWidth > availableRect.width))
{
long wrapPosition = 0;
+ 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.
- if (!FindWrapPosition(wxRichTextRange(lastCompletedEndPos+1, child->GetRange().GetEnd()), dc, availableSpaceForText, wrapPosition, & partialExtents))
+ // 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 the function failed, just cut it off at the end of this child.
wrapPosition = child->GetRange().GetEnd();
// Substract -1 because the last position is always the end-paragraph position.
if (lastCompletedEndPos <= GetRange().GetEnd()-1)
{
- currentPosition.x = (lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines);
+ currentPosition.x = (lineCount == 0 ? availableRect.x + startPositionFirstLine : availableRect.x + startPositionSubsequentLines);
wxRichTextLine* line = AllocateLine(lineCount);
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;
+
+ partialExtents->Add(0 /* zero size */ + lastSize);
+ }
+ }
+ else
+ {
wxSize childSize;
wxRichTextRange rangeToUse = range;
}
}
}
+ }
if (p)
p->Clear();
{
wxRichTextObject* child = node2->GetData();
- if (!child->GetRange().IsOutside(lineRange))
+ if (!child->IsFloating() && !child->GetRange().IsOutside(lineRange))
{
wxRichTextRange rangeToUse = lineRange;
rangeToUse.LimitTo(child->GetRange());
// Let's see if we can be more precise about
// which side of the position it's on.
- int midPoint = (nextX - lastX)/2 + lastX;
+ int midPoint = (nextX + lastX)/2;
if (pt.x >= midPoint)
return wxRICHTEXT_HITTEST_AFTER;
else
// Let's see if we can be more precise about
// which side of the position it's on.
- int midPoint = (nextX - lastX)/2 + lastX;
+ int midPoint = (nextX + lastX)/2;
if (pt.x >= midPoint)
return wxRICHTEXT_HITTEST_AFTER;
else
sm_defaultTabs.Clear();
}
+void wxRichTextParagraph::LayoutFloat(wxDC& dc, const wxRect& rect, int style, wxRichTextFloatCollector* floatCollector)
+{
+ wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst();
+ while (node)
+ {
+ wxRichTextAnchoredObject* anchored = wxDynamicCast(node->GetData(), wxRichTextAnchoredObject);
+ if (anchored && anchored->IsFloating())
+ {
+ wxSize size;
+ int descent, x = 0;
+ anchored->GetRangeSize(anchored->GetRange(), size, descent, dc, style);
+ wxRichTextAnchoredObjectAttr attr = anchored->GetAnchoredAttr();
+ int pos = floatCollector->GetFitPosition(attr.m_floating, rect.y + attr.m_offset, size.y);
+
+ /* Update the offset */
+ attr.m_offset = pos - rect.y;
+ anchored->SetAnchoredAttr(attr);
+
+ if (attr.m_floating == wxRICHTEXT_FLOAT_LEFT)
+ x = 0;
+ else if (attr.m_floating == wxRICHTEXT_FLOAT_RIGHT)
+ x = rect.width - size.x;
+ anchored->SetPosition(wxPoint(x, pos));
+ anchored->SetCachedSize(size);
+ floatCollector->CollectFloat(this, anchored);
+ }
+
+ node = node->GetNext();
+ }
+}
+
/// Get the first position from pos that has a line break character.
long wxRichTextParagraph::GetFirstLineBreakPosition(long pos)
{
}
/// Submit command to insert the given image
-bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags)
+bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& imageBlock, wxRichTextCtrl* ctrl, int flags, const wxRichTextAnchoredObjectAttr& floatAttr)
{
wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, ctrl, false);
wxRichTextImage* imageObject = new wxRichTextImage(imageBlock, newPara);
newPara->AppendChild(imageObject);
+ imageObject->SetAnchoredAttr(floatAttr);
action->GetNewParagraphs().AppendChild(newPara);
action->GetNewParagraphs().UpdateRanges();
return true;
}
+// Insert an object with no change of it
+bool wxRichTextBuffer::InsertObjectWithUndo(long pos, wxRichTextObject *object, wxRichTextCtrl* ctrl, int flags)
+{
+ wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert object"), wxRICHTEXT_INSERT, this, ctrl, false);
+
+ wxTextAttr* p = NULL;
+ wxTextAttr paraAttr;
+ if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE)
+ {
+ paraAttr = GetStyleForNewParagraph(pos);
+ if (!paraAttr.IsDefault())
+ p = & paraAttr;
+ }
+
+ wxTextAttr attr(GetDefaultStyle());
+
+ wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr);
+ if (p)
+ newPara->SetAttributes(*p);
+
+ newPara->AppendChild(object);
+ action->GetNewParagraphs().AppendChild(newPara);
+ action->GetNewParagraphs().UpdateRanges();
+
+ action->GetNewParagraphs().SetPartialParagraph(true);
+
+ action->SetPosition(pos);
+
+ // Set the range we'll need to delete in Undo
+ action->SetRange(wxRichTextRange(pos, pos));
+
+ SubmitAction(action);
+
+ return true;
+}
/// 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.
}
/// Update the control appearance
-void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions, bool isDoCmd)
+void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* WXUNUSED(optimizationLineCharPositions), wxArrayInt* WXUNUSED(optimizationLineYPositions), bool WXUNUSED(isDoCmd))
{
if (m_ctrl)
{
if (!m_ctrl->IsFrozen())
{
m_ctrl->LayoutContent();
-
-#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 = m_buffer->GetParagraphAtPosition(GetPosition());
- if (para)
- {
- // Find line containing GetPosition().
- wxRichTextLine* line = NULL;
- wxRichTextLineList::compatibility_iterator node2 = para->GetLines().GetFirst();
- while (node2)
- {
- wxRichTextLine* l = node2->GetData();
- wxRichTextRange range = l->GetAbsoluteRange();
- if (range.Contains(GetRange().GetStart()-1))
- {
- line = l;
- break;
- }
- node2 = node2->GetNext();
- }
-
- if (line)
- {
- // Step back a couple of lines to where we can be sure of reformatting correctly
- wxRichTextLineList::compatibility_iterator lineNode = para->GetLines().Find(line);
- if (lineNode)
- {
- lineNode = lineNode->GetPrevious();
- if (lineNode)
- {
- line = (wxRichTextLine*) lineNode->GetData();
- lineNode = lineNode->GetPrevious();
- if (lineNode)
- line = (wxRichTextLine*) lineNode->GetData();
- }
- }
-
- firstY = line->GetAbsolutePosition().y;
- }
- }
-
- wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para);
- while (node)
- {
- wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData();
- wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst();
- while (node2)
- {
- wxRichTextLine* line = node2->GetData();
- wxPoint pt = line->GetAbsolutePosition();
- wxRichTextRange range = line->GetAbsoluteRange();
-
- // 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(m_buffer->GetRange().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);
+ // TODO Refresh the whole client area now
+ m_ctrl->Refresh(false);
#if wxRICHTEXT_USE_OWN_CARET
m_ctrl->PositionCaret();
return true;
}
+#if 0
+/*!
+ * wxRichTextPlaceHoldingObject implementation
+ */
+
+IMPLEMENT_DYNAMIC_CLASS(wxRichTextPlaceHoldingObject, wxRichTextObject)
+
+wxRichTextPlaceHoldingObject::wxRichTextPlaceHoldingObject(wxRichTextObject *parent, wxRichTextAnchoredObject *real)
+ : wxRichTextObject(parent), m_real(real)
+{
+}
+
+wxRichTextPlaceHoldingObject::~wxRichTextPlaceHoldingObject()
+{
+}
+
+bool wxRichTextPlaceHoldingObject::Draw(wxDC& WXUNUSED(dc), const wxRichTextRange& WXUNUSED(range), const wxRichTextRange& WXUNUSED(selectionrange), const wxRect& WXUNUSED(rect), int WXUNUSED(descent), int WXUNUSED(style))
+{
+ return true;
+}
+
+bool wxRichTextPlaceHoldingObject::Layout(wxDC& WXUNUSED(dc), const wxRect& WXUNUSED(rect), int WXUNUSED(style))
+{
+ SetCachedSize(wxSize(0, 0));
+ return true;
+}
+
+bool wxRichTextPlaceHoldingObject::GetRangeSize(const wxRichTextRange& WXUNUSED(range), wxSize& size, int& WXUNUSED(descent), wxDC& WXUNUSED(dc), int WXUNUSED(flags), wxPoint WXUNUSED(position), wxArrayInt* partialExtents) const
+{
+ size.x = size.y = 0;
+ if (partialExtents)
+ partialExtents->Add(0);
+ return true;
+}
+
+void wxRichTextPlaceHoldingObject::Copy(const wxRichTextPlaceHoldingObject& obj)
+{
+ wxRichTextObject::Copy(obj);
+ wxASSERT (obj.m_real);
+ wxRichTextObject* o = obj.m_real->Clone();
+ wxASSERT (o->IsFloatable());
+ wxRichTextAnchoredObject* anchor = wxDynamicCast(o, wxRichTextAnchoredObject);
+ wxASSERT (anchor);
+ anchor->SetPlaceHoldingObject(this);
+ m_real = anchor;
+}
+
+void wxRichTextPlaceHoldingObject::SetParent(wxRichTextObject* parent)
+{
+ wxRichTextObject::SetParent(parent);
+ if (m_real)
+ {
+ m_real->wxRichTextObject::SetParent(parent);
+ }
+
+}
+
+#endif
+
+/*!
+ * wxRichTextAnchoredObject implementation
+ */
+IMPLEMENT_CLASS(wxRichTextAnchoredObject, wxRichTextObject)
+
+wxRichTextAnchoredObject::wxRichTextAnchoredObject(wxRichTextObject* parent, const wxRichTextAnchoredObjectAttr& attr):
+ wxRichTextObject(parent), m_anchoredAttr(attr)
+{
+}
+
+wxRichTextAnchoredObject::~wxRichTextAnchoredObject()
+{
+}
+
+void wxRichTextAnchoredObject::SetAnchoredAttr(const wxRichTextAnchoredObjectAttr& attr)
+{
+ m_anchoredAttr = attr;
+}
+
+void wxRichTextAnchoredObject::Copy(const wxRichTextAnchoredObject& obj)
+{
+ wxRichTextObject::Copy(obj);
+ m_anchoredAttr = obj.m_anchoredAttr;
+}
+
+void wxRichTextAnchoredObject::SetParent(wxRichTextObject* parent)
+{
+ wxRichTextObject::SetParent(parent);
+}
+
/*!
* wxRichTextImage implementation
* This object represents an image.
*/
-IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextObject)
+IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextAnchoredObject)
wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent, wxTextAttr* charStyle):
- wxRichTextObject(parent)
+ wxRichTextAnchoredObject(parent)
{
- m_image = image;
+ m_imageBlock.MakeImageBlockDefaultQuality(image, wxBITMAP_TYPE_PNG);
if (charStyle)
SetAttributes(*charStyle);
}
wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent, wxTextAttr* charStyle):
- wxRichTextObject(parent)
+ wxRichTextAnchoredObject(parent)
{
m_imageBlock = imageBlock;
- m_imageBlock.Load(m_image);
if (charStyle)
SetAttributes(*charStyle);
}
-/// Load wxImage from the block
-bool wxRichTextImage::LoadFromBlock()
+/// Create a cached image at the required size
+bool wxRichTextImage::LoadImageCache(wxDC& dc, bool resetCache)
{
- m_imageBlock.Load(m_image);
- return m_imageBlock.Ok();
-}
+ if (resetCache || !m_imageCache.IsOk() /* || m_imageCache.GetWidth() != size.x || m_imageCache.GetHeight() != size.y */)
+ {
+ if (!m_imageBlock.IsOk())
+ return false;
+
+ wxImage image;
+ m_imageBlock.Load(image);
+ if (!image.IsOk())
+ return false;
+
+ int width = image.GetWidth();
+ int height = image.GetHeight();
+
+ if (m_anchoredAttr.m_width != -1)
+ {
+ // Calculate the user specified length
+ if (m_anchoredAttr.m_unitsW == wxRICHTEXT_MM)
+ {
+ width = ConvertTenthsMMToPixels(dc, m_anchoredAttr.m_width);
+ }
+ else
+ {
+ width = m_anchoredAttr.m_width;
+ }
+ }
-/// Make block from the wxImage
-bool wxRichTextImage::MakeBlock()
-{
- wxBitmapType type = m_imageBlock.GetImageType();
- if ( type == wxBITMAP_TYPE_ANY || type == wxBITMAP_TYPE_INVALID )
- m_imageBlock.SetImageType(type = wxBITMAP_TYPE_PNG);
+ if (m_anchoredAttr.m_height != -1)
+ {
+ if (m_anchoredAttr.m_unitsH == wxRICHTEXT_MM)
+ {
+ height = ConvertTenthsMMToPixels(dc, m_anchoredAttr.m_height);
+ }
+ else
+ {
+ height = m_anchoredAttr.m_height;
+ }
+ }
- m_imageBlock.MakeImageBlock(m_image, type);
- return m_imageBlock.Ok();
+ if (image.GetWidth() == width && image.GetHeight() == height)
+ m_imageCache = wxBitmap(image);
+ else
+ {
+ // If the original width and height is small, e.g. 400 or below,
+ // scale up and then down to improve image quality. This can make
+ // a big difference, with not much performance hit.
+ int upscaleThreshold = 400;
+ wxImage img;
+ if (image.GetWidth() <= upscaleThreshold || image.GetHeight() <= upscaleThreshold)
+ {
+ img = image.Scale(image.GetWidth()*2, image.GetHeight()*2);
+ img.Rescale(width, height, wxIMAGE_QUALITY_HIGH);
+ }
+ else
+ img = image.Scale(width, height, wxIMAGE_QUALITY_HIGH);
+ m_imageCache = wxBitmap(img);
+ }
+ }
+
+ return m_imageCache.IsOk();
}
-
/// Draw the item
bool wxRichTextImage::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int WXUNUSED(descent), int WXUNUSED(style))
{
- if (!m_image.Ok() && m_imageBlock.Ok())
- LoadFromBlock();
-
- if (!m_image.Ok())
+ // Don't need cached size AFAIK
+ // wxSize size = GetCachedSize();
+ if (!LoadImageCache(dc))
return false;
+
+ int y = rect.y + (rect.height - m_imageCache.GetHeight());
- if (m_image.Ok() && !m_bitmap.Ok())
- m_bitmap = wxBitmap(m_image);
-
- int y = rect.y + (rect.height - m_image.GetHeight());
-
- if (m_bitmap.Ok())
- dc.DrawBitmap(m_bitmap, rect.x, y, true);
+ dc.DrawBitmap(m_imageCache, rect.x, y, true);
if (selectionRange.Contains(range.GetStart()))
{
}
/// Lay the item out
-bool wxRichTextImage::Layout(wxDC& WXUNUSED(dc), const wxRect& rect, int WXUNUSED(style))
+bool wxRichTextImage::Layout(wxDC& dc, const wxRect& rect, int WXUNUSED(style))
{
- if (!m_image.Ok())
- LoadFromBlock();
+ if (!LoadImageCache(dc))
+ return false;
- if (m_image.Ok())
- {
- SetCachedSize(wxSize(m_image.GetWidth(), m_image.GetHeight()));
- SetPosition(rect.GetPosition());
- }
+ SetCachedSize(wxSize(m_imageCache.GetWidth(), m_imageCache.GetHeight()));
+ SetPosition(rect.GetPosition());
return true;
}
/// Get/set the object size for the given range. Returns false if the range
/// is invalid for this object.
-bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& WXUNUSED(dc), int WXUNUSED(flags), wxPoint WXUNUSED(position), wxArrayInt* partialExtents) const
+bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& dc, int WXUNUSED(flags), wxPoint WXUNUSED(position), wxArrayInt* partialExtents) const
{
if (!range.IsWithin(GetRange()))
return false;
- if (!m_image.Ok())
- ((wxRichTextImage*) this)->LoadFromBlock();
-
- if (partialExtents)
+ if (!((wxRichTextImage*)this)->LoadImageCache(dc))
{
- if (m_image.Ok())
- partialExtents->Add(m_image.GetWidth());
- else
+ size.x = 0; size.y = 0;
+ if (partialExtents)
partialExtents->Add(0);
+ return false;
}
+
+ int width = m_imageCache.GetWidth();
+ int height = m_imageCache.GetHeight();
- if (!m_image.Ok())
- return false;
+ if (partialExtents)
+ partialExtents->Add(width);
- size.x = m_image.GetWidth();
- size.y = m_image.GetHeight();
+ size.x = width;
+ size.y = height;
return true;
}
/// Copy
void wxRichTextImage::Copy(const wxRichTextImage& obj)
{
- wxRichTextObject::Copy(obj);
+ wxRichTextAnchoredObject::Copy(obj);
- m_image = obj.m_image;
m_imageBlock = obj.m_imageBlock;
}
+/// Edit properties via a GUI
+bool wxRichTextImage::EditProperties(wxWindow* parent, wxRichTextBuffer* buffer)
+{
+ wxRichTextImageDialog imageDlg(wxGetTopLevelParent(parent));
+ imageDlg.SetImageObject(this, buffer);
+
+ if (imageDlg.ShowModal() == wxID_OK)
+ {
+ imageDlg.ApplyImageAttr();
+ return true;
+ }
+ else
+ return false;
+}
+
/*!
* Utilities
*
// format.
bool wxRichTextImageBlock::MakeImageBlock(wxImage& image, wxBitmapType imageType, int quality)
{
- m_imageType = imageType;
image.SetOption(wxT("quality"), quality);
if (imageType == wxBITMAP_TYPE_INVALID)
return false; // Could not determine image type
- wxString tempFile = wxFileName::CreateTempFileName(_("image")) ;
- wxASSERT(!tempFile.IsEmpty());
+ return DoMakeImageBlock(image, imageType);
+}
- if (!image.SaveFile(tempFile, m_imageType))
+// Uses a const wxImage for efficiency, but can't set quality (only relevant for JPEG)
+bool wxRichTextImageBlock::MakeImageBlockDefaultQuality(const wxImage& image, wxBitmapType imageType)
+{
+ if (imageType == wxBITMAP_TYPE_INVALID)
+ return false; // Could not determine image type
+
+ return DoMakeImageBlock(image, imageType);
+}
+
+// Makes the image block
+bool wxRichTextImageBlock::DoMakeImageBlock(const wxImage& image, wxBitmapType imageType)
+{
+ wxMemoryOutputStream memStream;
+ if (!image.SaveFile(memStream, imageType))
{
- if (wxFileExists(tempFile))
- wxRemoveFile(tempFile);
return false;
}
-
- wxFile file;
- if (!file.Open(tempFile))
- return false;
-
- m_dataSize = (size_t) file.Length();
- file.Close();
-
+
+ unsigned char* block = new unsigned char[memStream.GetSize()];
+ if (!block)
+ return NULL;
+
if (m_data)
delete[] m_data;
- m_data = ReadBlock(tempFile, m_dataSize);
+ m_data = block;
+
+ m_imageType = imageType;
+ m_dataSize = memStream.GetSize();
- wxRemoveFile(tempFile);
+ memStream.CopyTo(m_data, m_dataSize);
return (m_data != NULL);
}
-
// Write to a file
bool wxRichTextImageBlock::Write(const wxString& filename)
{
projects / wxWidgets.git / blobdiff