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Optimized wxRTC insertion and deletion when floating objects are present.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@75884 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2014-02-15 16:19:43 +00:00
parent f2e9e3b4b7
commit 2124c5688b
4 changed files with 203 additions and 46 deletions
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1
docs/changes.txt
View File

@@ -31,6 +31,7 @@ All (GUI):
- Add default ctor and Create() to wxContextHelpButton (Hanmac).
- Send events when toggling wxPropertyGrid nodes from keyboard (Armel Asselin).
- Fix wxRearrangeList::Check() which asserted and misbehaved before.
- Optimized wxRTC insertion and deletion when floating objects are present.
wxGTK:

22
include/wx/richtext/richtextbuffer.h
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@@ -4283,6 +4283,8 @@ public:
virtual ~wxRichTextParagraph();
wxRichTextParagraph(const wxRichTextParagraph& obj): wxRichTextCompositeObject() { Copy(obj); }
void Init();
// Overridables
virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
@@ -4416,11 +4418,24 @@ public:
*/
void LayoutFloat(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style, wxRichTextFloatCollector* floatCollector);
/**
Whether the paragraph is impacted by floating objects from above.
*/
int GetImpactedByFloatingObjects() const { return m_impactedByFloatingObjects; }
/**
Sets whether the paragraph is impacted by floating objects from above.
*/
void SetImpactedByFloatingObjects(int i) { m_impactedByFloatingObjects = i; }
protected:
// The lines that make up the wrapped paragraph
wxRichTextLineList m_cachedLines;
// Whether the paragraph is impacted by floating objects from above
int m_impactedByFloatingObjects;
// Default tabstops
static wxArrayInt sm_defaultTabs;
@@ -6163,7 +6178,9 @@ public:
Updates the control appearance, optimizing if possible given information from the call to Layout.
*/
void UpdateAppearance(long caretPosition, bool sendUpdateEvent = false,
wxArrayInt* optimizationLineCharPositions = NULL, wxArrayInt* optimizationLineYPositions = NULL, bool isDoCmd = true);
const wxRect& oldFloatRect = wxRect(),
wxArrayInt* optimizationLineCharPositions = NULL, wxArrayInt* optimizationLineYPositions = NULL,
bool isDoCmd = true);
/**
Replaces the buffer paragraphs with the given fragment.
@@ -6216,7 +6233,8 @@ public:
/**
Calculate arrays for refresh optimization.
*/
void CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions);
void CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions,
wxRect& oldFloatRect);
/**
Sets the position used for e.g. insertion.

22
interface/wx/richtext/richtextbuffer.h
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@@ -4124,6 +4124,8 @@ public:
virtual ~wxRichTextParagraph();
wxRichTextParagraph(const wxRichTextParagraph& obj): wxRichTextCompositeObject() { Copy(obj); }
void Init();
// Overridables
virtual bool Draw(wxDC& dc, wxRichTextDrawingContext& context, const wxRichTextRange& range, const wxRichTextSelection& selection, const wxRect& rect, int descent, int style);
@@ -4257,11 +4259,24 @@ public:
*/
void LayoutFloat(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int style, wxRichTextFloatCollector* floatCollector);
/**
Whether the paragraph is impacted by floating objects from above.
*/
int GetImpactedByFloatingObjects() const { return m_impactedByFloatingObjects; }
/**
Sets whether the paragraph is impacted by floating objects from above.
*/
void SetImpactedByFloatingObjects(int i) { m_impactedByFloatingObjects = i; }
protected:
// The lines that make up the wrapped paragraph
wxRichTextLineList m_cachedLines;
// Whether the paragraph is impacted by floating objects from above
int m_impactedByFloatingObjects;
// Default tabstops
static wxArrayInt sm_defaultTabs;
@@ -5971,7 +5986,9 @@ public:
Updates the control appearance, optimizing if possible given information from the call to Layout.
*/
void UpdateAppearance(long caretPosition, bool sendUpdateEvent = false,
wxArrayInt* optimizationLineCharPositions = NULL, wxArrayInt* optimizationLineYPositions = NULL, bool isDoCmd = true);
const wxRect& oldFloatRect = wxRect(),
wxArrayInt* optimizationLineCharPositions = NULL, wxArrayInt* optimizationLineYPositions = NULL,
bool isDoCmd = true);
/**
Replaces the buffer paragraphs with the given fragment.
@@ -6026,7 +6043,8 @@ public:
/**
Calculate arrays for refresh optimization.
*/
void CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions);
void CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions,
wxRect& oldFloatRect);
/**
Sets the position used for e.g. insertion.

194
src/richtext/richtextbuffer.cpp
View File

@@ -2207,10 +2207,8 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, wxRichTextDrawingContext& co
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)
// and we're now past the bottom of the window, start quick layout.
if (!hasVerticalAlignment && formatRect && child->GetPosition().y > rect.GetBottom())
forceQuickLayout = true;
}
else
@@ -2220,7 +2218,47 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, wxRichTextDrawingContext& co
// 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;
// Lay out paragraphs until they are (and were) not affected
// by floating objects from above the paragraphs.
if (wxRichTextBuffer::GetFloatingLayoutMode())
{
while (node)
{
child = wxDynamicCast(node->GetData(), wxRichTextParagraph);
if (child)
{
int oldImpactedByFloats = child->GetImpactedByFloatingObjects();
child->SetImpactedByFloatingObjects(-1);
child->LayoutToBestSize(dc, context, GetBuffer(),
attr, child->GetAttributes(), availableSpace, rect, style&~wxRICHTEXT_LAYOUT_SPECIFIED_RECT);
availableSpace.y += child->GetCachedSize().y;
maxWidth = wxMax(maxWidth, child->GetCachedSize().x);
maxMinWidth = wxMax(maxMinWidth, child->GetMinSize().x);
maxMaxWidth = wxMax(maxMaxWidth, child->GetMaxSize().x);
int newImpactedByFloats = child->GetImpactedByFloatingObjects();
// We can stop laying out if this paragraph is unaffected by floating
// objects, and was previously too.
if (oldImpactedByFloats == 0 && newImpactedByFloats == 0)
{
node = node->GetNext();
break;
}
}
node = node->GetNext();
}
}
int inc = 0;
if (node)
{
child = wxDynamicCast(node->GetData(), wxRichTextParagraph);
inc = availableSpace.y - child->GetPosition().y;
}
while (node)
{
@@ -2229,15 +2267,19 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, wxRichTextDrawingContext& co
{
if (child->GetLines().GetCount() == 0)
{
child->SetImpactedByFloatingObjects(-1);
// Lays out the object first with a given amount of space, and then if no width was specified in attr,
// lays out the object again using the minimum size
child->LayoutToBestSize(dc, context, GetBuffer(),
attr, child->GetAttributes(), availableSpace, rect, style&~wxRICHTEXT_LAYOUT_SPECIFIED_RECT);
//child->Layout(dc, availableChildRect, style);
}
else
{
if (wxRichTextBuffer::GetFloatingLayoutMode() && GetFloatCollector())
GetFloatCollector()->CollectFloat(child);
child->Move(wxPoint(child->GetPosition().x, child->GetPosition().y + inc));
}
availableSpace.y += child->GetCachedSize().y;
maxWidth = wxMax(maxWidth, child->GetCachedSize().x);
@@ -4047,21 +4089,10 @@ wxRichTextRange wxRichTextParagraphLayoutBox::GetInvalidRange(bool wholeParagrap
if (para1)
range.SetStart(para1->GetRange().GetStart());
// FIXME: be more intelligent about this. Check if we have floating objects
// before the end of the range. But it's not clear how we can in general
// tell where it's safe to stop laying out.
// Anyway, this code is central to efficiency when laying in floating mode.
if (!wxRichTextBuffer::GetFloatingLayoutMode())
{
wxRichTextParagraph* para2 = GetParagraphAtPosition(range.GetEnd());
if (para2)
range.SetEnd(para2->GetRange().GetEnd());
}
else
// Floating layout means that all children should be laid out,
// because we can't tell how the whole buffer will be affected.
range.SetEnd(GetOwnRange().GetEnd());
}
return range;
}
@@ -4643,6 +4674,8 @@ wxArrayInt wxRichTextParagraph::sm_defaultTabs;
wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxRichTextAttr* style):
wxRichTextCompositeObject(parent)
{
Init();
if (style)
SetAttributes(*style);
}
@@ -4650,12 +4683,19 @@ wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxRichTextAtt
wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxRichTextAttr* paraStyle, wxRichTextAttr* charStyle):
wxRichTextCompositeObject(parent)
{
Init();
if (paraStyle)
SetAttributes(*paraStyle);
AppendChild(new wxRichTextPlainText(text, this, charStyle));
}
void wxRichTextParagraph::Init()
{
m_impactedByFloatingObjects = -1;
}
wxRichTextParagraph::~wxRichTextParagraph()
{
ClearLines();
@@ -4850,14 +4890,22 @@ bool wxRichTextParagraph::Layout(wxDC& dc, wxRichTextDrawingContext& context, co
{
wxASSERT(collector != NULL);
if (collector)
{
if (m_impactedByFloatingObjects == -1)
{
if (collector->GetLastRectBottom() >= rect.GetTop())
m_impactedByFloatingObjects = 1;
else
m_impactedByFloatingObjects = 0;
}
LayoutFloat(dc, context, rect, parentRect, style, collector);
}
}
wxRichTextAttr attr = GetCombinedAttributes();
AdjustAttributes(attr, context);
// ClearLines();
// Increase the size of the paragraph due to spacing
int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore());
int spaceAfterPara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingAfter());
@@ -11448,7 +11496,8 @@ wxRichTextParagraphLayoutBox* wxRichTextAction::GetContainer() const
}
void wxRichTextAction::CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions)
void wxRichTextAction::CalculateRefreshOptimizations(wxArrayInt& optimizationLineCharPositions, wxArrayInt& optimizationLineYPositions,
wxRect& oldFloatRect)
{
// Store a list of line start character and y positions so we can figure out which area
// we need to refresh
@@ -11472,7 +11521,8 @@ void wxRichTextAction::CalculateRefreshOptimizations(wxArrayInt& optimizationLin
int lastY = firstVisiblePt.y + clientSize.y;
wxRichTextParagraph* para = container->GetParagraphAtPosition(GetRange().GetStart());
wxRichTextObjectList::compatibility_iterator node = container->GetChildren().Find(para);
wxRichTextObjectList::compatibility_iterator firstNode = container->GetChildren().Find(para);
wxRichTextObjectList::compatibility_iterator node = firstNode;
while (node)
{
wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData();
@@ -11501,6 +11551,26 @@ void wxRichTextAction::CalculateRefreshOptimizations(wxArrayInt& optimizationLin
if (node)
node = node->GetNext();
}
if (wxRichTextBuffer::GetFloatingLayoutMode() && container->GetFloatingObjectCount() > 0)
{
// We will use a simple criterion - if any of the paragraphs following the
// modification point are affected by floats in other paragraphs,
// then we will simply update the rest of the screen.
wxRichTextObjectList::compatibility_iterator node = firstNode;
while (node)
{
wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData();
if (child->GetRect().GetTop() > lastY)
break;
else if (child->GetImpactedByFloatingObjects() == 1)
{
oldFloatRect = wxRect(0, 0, clientSize.x, lastY);
break;
}
node = node->GetNext();
}
}
}
#endif
}
@@ -11522,9 +11592,10 @@ bool wxRichTextAction::Do()
// we need to refresh
wxArrayInt optimizationLineCharPositions;
wxArrayInt optimizationLineYPositions;
wxRect oldFloatRect;
#if wxRICHTEXT_USE_OPTIMIZED_DRAWING
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions);
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions, oldFloatRect);
#endif
container->InsertFragment(GetRange().GetStart(), m_newParagraphs);
@@ -11552,7 +11623,7 @@ bool wxRichTextAction::Do()
newCaretPosition = wxMin(newCaretPosition, (container->GetOwnRange().GetEnd()-1));
UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */);
UpdateAppearance(newCaretPosition, true /* send update event */, oldFloatRect, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */);
wxRichTextEvent cmdEvent(
wxEVT_RICHTEXT_CONTENT_INSERTED,
@@ -11570,9 +11641,10 @@ bool wxRichTextAction::Do()
{
wxArrayInt optimizationLineCharPositions;
wxArrayInt optimizationLineYPositions;
wxRect oldFloatRect;
#if wxRICHTEXT_USE_OPTIMIZED_DRAWING
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions);
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions, oldFloatRect);
#endif
// Check if the current object focus needs to be changed before deletion of content
@@ -11600,7 +11672,7 @@ bool wxRichTextAction::Do()
if (caretPos >= container->GetOwnRange().GetEnd())
caretPos --;
UpdateAppearance(caretPos, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */);
UpdateAppearance(caretPos, true /* send update event */, oldFloatRect, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */);
wxRichTextEvent cmdEvent(
wxEVT_RICHTEXT_CONTENT_DELETED,
@@ -11750,9 +11822,10 @@ bool wxRichTextAction::Undo()
{
wxArrayInt optimizationLineCharPositions;
wxArrayInt optimizationLineYPositions;
wxRect oldFloatRect;
#if wxRICHTEXT_USE_OPTIMIZED_DRAWING
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions);
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions, oldFloatRect);
#endif
// Check if the current object focus needs to be changed before deletion of content
@@ -11779,7 +11852,7 @@ bool wxRichTextAction::Undo()
long newCaretPosition = GetPosition() - 1;
UpdateAppearance(newCaretPosition, true, /* send update event */ & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */);
UpdateAppearance(newCaretPosition, true, /* send update event */ oldFloatRect, & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */);
wxRichTextEvent cmdEvent(
wxEVT_RICHTEXT_CONTENT_DELETED,
@@ -11797,9 +11870,10 @@ bool wxRichTextAction::Undo()
{
wxArrayInt optimizationLineCharPositions;
wxArrayInt optimizationLineYPositions;
wxRect oldFloatRect;
#if wxRICHTEXT_USE_OPTIMIZED_DRAWING
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions);
CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions, oldFloatRect);
#endif
container->InsertFragment(GetRange().GetStart(), m_oldParagraphs);
@@ -11809,7 +11883,7 @@ bool wxRichTextAction::Undo()
// Layout() would stop prematurely at the top level.
container->InvalidateHierarchy(GetRange());
UpdateAppearance(GetPosition(), true, /* send update event */ & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */);
UpdateAppearance(GetPosition(), true, /* send update event */ oldFloatRect, & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */);
wxRichTextEvent cmdEvent(
wxEVT_RICHTEXT_CONTENT_INSERTED,
@@ -11858,7 +11932,7 @@ bool wxRichTextAction::Undo()
}
/// Update the control appearance
void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions, bool isDoCmd)
void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, const wxRect& oldFloatRect, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions, bool isDoCmd)
{
wxRichTextParagraphLayoutBox* container = GetContainer();
wxASSERT(container != NULL);
@@ -11878,7 +11952,8 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
// Refresh everything if there were floating objects or the container changed size
// (we can't yet optimize in these cases, since more complex interaction with other content occurs)
if ((wxRichTextBuffer::GetFloatingLayoutMode() && container->GetFloatingObjectCount() > 0) || (container->GetParent() && containerRect != container->GetRect()))
// Refresh everything if container changed size.
if (container->GetParent() && containerRect != container->GetRect())
{
m_ctrl->Refresh(false);
}
@@ -11892,6 +11967,7 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
wxSize clientSize = m_ctrl->GetUnscaledSize(m_ctrl->GetClientSize());
wxPoint firstVisiblePt = m_ctrl->GetUnscaledPoint(m_ctrl->GetFirstVisiblePoint());
int lastPossibleY = firstVisiblePt.y + clientSize.y;
// Start/end positions
int firstY = 0;
@@ -11921,7 +11997,9 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
firstY = para->GetPosition().y - 4;
}
wxRichTextObjectList::compatibility_iterator node = container->GetChildren().Find(para);
wxRichTextObjectList::compatibility_iterator firstNode = container->GetChildren().Find(para);
wxRichTextObjectList::compatibility_iterator node = firstNode;
wxRichTextObjectList::compatibility_iterator lastNode = NULL;
while (node)
{
wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData();
@@ -11950,6 +12028,8 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
lastY = pt.y + line->GetSize().y;
}
lastNode = node;
node2 = wxRichTextLineList::compatibility_iterator();
node = wxRichTextObjectList::compatibility_iterator();
@@ -11968,6 +12048,8 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
lastY = pt.y + line->GetSize().y;
lastNode = node;
node2 = wxRichTextLineList::compatibility_iterator();
node = wxRichTextObjectList::compatibility_iterator();
@@ -11988,6 +12070,32 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent
if (!foundEnd)
lastY = firstVisiblePt.y + clientSize.y;
if (wxRichTextBuffer::GetFloatingLayoutMode())
{
if (oldFloatRect.GetBottom() > 0)
lastY = wxMax(lastY, oldFloatRect.GetBottom());
// Now find the first paragraph that isn't affected by any floating objects,
// which means the reformatting stopped at this point.
if (lastNode && (container->GetFloatingObjectCount() > 0) && (lastY < lastPossibleY))
{
wxRichTextObjectList::compatibility_iterator node = lastNode;
while (node)
{
wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData();
if (child->GetImpactedByFloatingObjects() == 0)
{
wxRect childRect = child->GetRect();
if (childRect.GetBottom() > lastY)
lastY = wxMin(childRect.GetBottom(), lastPossibleY);
break;
}
node = node->GetNext();
}
}
}
// Convert to device coordinates
wxRect rect(m_ctrl->GetPhysicalPoint(m_ctrl->GetScaledPoint(wxPoint(firstVisiblePt.x, firstY))), m_ctrl->GetScaledSize(wxSize(clientSize.x, lastY - firstY)));
m_ctrl->RefreshRect(rect);
@@ -12127,7 +12235,12 @@ bool wxRichTextImage::LoadImageCache(wxDC& dc, wxRichTextDrawingContext& context
m_imageBlock.Load(image);
if (!image.IsOk())
{
wxBitmap bitmap(image_placeholder24x24_xpm);
m_imageCache = bitmap;
m_originalImageSize = wxSize(bitmap.GetWidth(), bitmap.GetHeight());
return false;
}
m_originalImageSize = wxSize(image.GetWidth(), image.GetHeight());
}
@@ -12154,6 +12267,8 @@ bool wxRichTextImage::LoadImageCache(wxDC& dc, wxRichTextDrawingContext& context
{
if (buffer)
{
// Surely margins will already be accounted for?
#if 0
// Find the actual space available when margin is taken into account
wxRect marginRect, borderRect, contentRect, paddingRect, outlineRect;
marginRect = wxRect(0, 0, sz.x, sz.y);
@@ -12162,7 +12277,7 @@ bool wxRichTextImage::LoadImageCache(wxDC& dc, wxRichTextDrawingContext& context
buffer->GetBoxRects(dc, buffer, GetParent()->GetParent()->GetAttributes(), marginRect, borderRect, contentRect, paddingRect, outlineRect);
sz = contentRect.GetSize();
}
#endif
// Use a minimum size to stop images becoming very small
parentWidth = wxMax(100, sz.GetWidth());
parentHeight = wxMax(100, sz.GetHeight());
@@ -12245,8 +12360,13 @@ bool wxRichTextImage::LoadImageCache(wxDC& dc, wxRichTextDrawingContext& context
{
m_imageBlock.Load(image);
if (!image.IsOk())
{
wxBitmap bitmap(image_placeholder24x24_xpm);
m_imageCache = bitmap;
m_originalImageSize = wxSize(bitmap.GetWidth(), bitmap.GetHeight());
return false;
}
}
if (image.GetWidth() == width && image.GetHeight() == height)
m_imageCache = wxBitmap(image);
@@ -12277,7 +12397,7 @@ bool wxRichTextImage::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wx
if (!IsShown())
return true;
if (!LoadImageCache(dc, context))
if (!m_imageCache.IsOk())
return false;
wxRichTextAttr attr(GetAttributes());
@@ -12305,9 +12425,9 @@ bool wxRichTextImage::Draw(wxDC& dc, wxRichTextDrawingContext& context, const wx
}
/// Lay the item out
bool wxRichTextImage::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& WXUNUSED(parentRect), int WXUNUSED(style))
bool wxRichTextImage::Layout(wxDC& dc, wxRichTextDrawingContext& context, const wxRect& rect, const wxRect& parentRect, int WXUNUSED(style))
{
if (!LoadImageCache(dc, context))
if (!LoadImageCache(dc, context, false, parentRect.GetSize()))
return false;
wxSize imageSize(m_imageCache.GetWidth(), m_imageCache.GetHeight());