X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bf104bf71bbdb913072f93ac7cd6ab0cabfeb669..6e42b980d934033794fb3be759c2eb77cf9c024f:/src/richtext/richtextbuffer.cpp?ds=sidebyside diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp index 06ba477452..1362fab709 100644 --- a/src/richtext/richtextbuffer.cpp +++ b/src/richtext/richtextbuffer.cpp @@ -48,6 +48,9 @@ WX_DEFINE_LIST(wxRichTextLineList) // Switch off if the platform doesn't like it for some reason #define wxRICHTEXT_USE_OPTIMIZED_DRAWING 1 +// Use GetPartialTextExtents for platforms that support it natively +#define wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS 1 + const wxChar wxRichTextLineBreakChar = (wxChar) 29; // Helpers for efficiency @@ -422,26 +425,31 @@ wxString wxRichTextCompositeObject::GetTextForRange(const wxRichTextRange& range } /// Recursively merge all pieces that can be merged. -bool wxRichTextCompositeObject::Defragment() +bool wxRichTextCompositeObject::Defragment(const wxRichTextRange& range) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - wxRichTextCompositeObject* composite = wxDynamicCast(child, wxRichTextCompositeObject); - if (composite) - composite->Defragment(); - - if (node->GetNext()) + if (!child->GetRange().IsOutside(range)) { - wxRichTextObject* nextChild = node->GetNext()->GetData(); - if (child->CanMerge(nextChild) && child->Merge(nextChild)) + wxRichTextCompositeObject* composite = wxDynamicCast(child, wxRichTextCompositeObject); + if (composite) + composite->Defragment(); + + if (node->GetNext()) { - nextChild->Dereference(); - m_children.Erase(node->GetNext()); + wxRichTextObject* nextChild = node->GetNext()->GetData(); + if (child->CanMerge(nextChild) && child->Merge(nextChild)) + { + nextChild->Dereference(); + m_children.Erase(node->GetNext()); - // Don't set node -- we'll see if we can merge again with the next - // child. + // Don't set node -- we'll see if we can merge again with the next + // child. + } + else + node = node->GetNext(); } else node = node->GetNext(); @@ -510,13 +518,13 @@ bool wxRichTextBox::Layout(wxDC& dc, const wxRect& rect, int style) } /// Get/set the size for the given range. Assume only has one child. -bool wxRichTextBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position) const +bool wxRichTextBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position, wxArrayInt* partialExtents) const { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); if (node) { wxRichTextObject* child = node->GetData(); - return child->GetRangeSize(range, size, descent, dc, flags, position); + return child->GetRangeSize(range, size, descent, dc, flags, position, partialExtents); } else return false; @@ -581,7 +589,7 @@ bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, // Skip } else - child->Draw(dc, range, selectionRange, childRect, descent, style); + child->Draw(dc, range, selectionRange, rect, descent, style); } node = node->GetNext(); @@ -741,7 +749,7 @@ void wxRichTextParagraphLayoutBox::Copy(const wxRichTextParagraphLayoutBox& obj) } /// Get/set the size for the given range. -bool wxRichTextParagraphLayoutBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position) const +bool wxRichTextParagraphLayoutBox::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position, wxArrayInt* WXUNUSED(partialExtents)) const { wxSize sz; @@ -849,25 +857,29 @@ wxRichTextLine* wxRichTextParagraphLayoutBox::GetLineAtPosition(long pos, bool c wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { - // child is a paragraph - wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (child != NULL); - - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) + wxRichTextObject* obj = (wxRichTextObject*) node->GetData(); + if (obj->GetRange().Contains(pos)) { - wxRichTextLine* line = node2->GetData(); + // child is a paragraph + wxRichTextParagraph* child = wxDynamicCast(obj, wxRichTextParagraph); + wxASSERT (child != NULL); + + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); - wxRichTextRange range = line->GetAbsoluteRange(); + wxRichTextRange range = line->GetAbsoluteRange(); - if (range.Contains(pos) || + if (range.Contains(pos) || - // If the position is end-of-paragraph, then return the last line of - // of the paragraph. - (range.GetEnd() == child->GetRange().GetEnd()-1) && (pos == child->GetRange().GetEnd())) - return line; + // If the position is end-of-paragraph, then return the last line of + // of the paragraph. + ((range.GetEnd() == child->GetRange().GetEnd()-1) && (pos == child->GetRange().GetEnd()))) + return line; - node2 = node2->GetNext(); + node2 = node2->GetNext(); + } } node = node->GetNext(); @@ -1784,8 +1796,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const // we only want the paragraphs to hold this character style, then we _don't_ want to // apply the character style. So we need to be able to choose. - // if (!paragraphStyle && characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) - if (!parasOnly && characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) + if (!parasOnly && (characterStyle|charactersOnly) && range.GetStart() != newPara->GetRange().GetEnd()) { wxRichTextRange childRange(range); childRange.LimitTo(newPara->GetRange()); @@ -1934,11 +1945,14 @@ static bool wxHasStyle(long flags, long style) /// Combines 'style' with 'currentStyle' for the purpose of summarising the attributes of a range of /// content. -bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const wxTextAttr& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes) +bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const wxTextAttr& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes, int& absentStyleAttributes, int& absentTextEffectAttributes) { + absentStyleAttributes |= (~style.GetFlags() & wxTEXT_ATTR_ALL); + absentTextEffectAttributes |= (~style.GetTextEffectFlags() & 0xFFFF); + if (style.HasFont()) { - if (style.HasFontSize() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_SIZE)) + if (style.HasFontSize() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_SIZE)) { if (currentStyle.HasFontSize()) { @@ -1955,7 +1969,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasFontItalic() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_ITALIC)) + if (style.HasFontItalic() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_ITALIC)) { if (currentStyle.HasFontItalic()) { @@ -1972,7 +1986,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT)) + if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT)) { if (currentStyle.HasFontWeight()) { @@ -1989,7 +2003,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasFontFaceName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_FACE)) + if (style.HasFontFaceName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_FACE)) { if (currentStyle.HasFontFaceName()) { @@ -2009,7 +2023,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasFontUnderlined() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE)) + if (style.HasFontUnderlined() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE)) { if (currentStyle.HasFontUnderlined()) { @@ -2027,7 +2041,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasTextColour() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_TEXT_COLOUR)) + if (style.HasTextColour() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_TEXT_COLOUR)) { if (currentStyle.HasTextColour()) { @@ -2042,7 +2056,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetTextColour(style.GetTextColour()); } - if (style.HasBackgroundColour() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BACKGROUND_COLOUR)) + if (style.HasBackgroundColour() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BACKGROUND_COLOUR)) { if (currentStyle.HasBackgroundColour()) { @@ -2057,7 +2071,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetBackgroundColour(style.GetBackgroundColour()); } - if (style.HasAlignment() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_ALIGNMENT)) + if (style.HasAlignment() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_ALIGNMENT)) { if (currentStyle.HasAlignment()) { @@ -2072,7 +2086,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetAlignment(style.GetAlignment()); } - if (style.HasTabs() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_TABS)) + if (style.HasTabs() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_TABS)) { if (currentStyle.HasTabs()) { @@ -2087,7 +2101,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetTabs(style.GetTabs()); } - if (style.HasLeftIndent() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LEFT_INDENT)) + if (style.HasLeftIndent() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_LEFT_INDENT)) { if (currentStyle.HasLeftIndent()) { @@ -2102,7 +2116,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent()); } - if (style.HasRightIndent() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_RIGHT_INDENT)) + if (style.HasRightIndent() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_RIGHT_INDENT)) { if (currentStyle.HasRightIndent()) { @@ -2117,7 +2131,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetRightIndent(style.GetRightIndent()); } - if (style.HasParagraphSpacingAfter() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_PARA_SPACING_AFTER)) + if (style.HasParagraphSpacingAfter() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_PARA_SPACING_AFTER)) { if (currentStyle.HasParagraphSpacingAfter()) { @@ -2132,7 +2146,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter()); } - if (style.HasParagraphSpacingBefore() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_PARA_SPACING_BEFORE)) + if (style.HasParagraphSpacingBefore() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_PARA_SPACING_BEFORE)) { if (currentStyle.HasParagraphSpacingBefore()) { @@ -2147,7 +2161,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore()); } - if (style.HasLineSpacing() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LINE_SPACING)) + if (style.HasLineSpacing() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_LINE_SPACING)) { if (currentStyle.HasLineSpacing()) { @@ -2162,7 +2176,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetLineSpacing(style.GetLineSpacing()); } - if (style.HasCharacterStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_CHARACTER_STYLE_NAME)) + if (style.HasCharacterStyleName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_CHARACTER_STYLE_NAME)) { if (currentStyle.HasCharacterStyleName()) { @@ -2177,7 +2191,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetCharacterStyleName(style.GetCharacterStyleName()); } - if (style.HasParagraphStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_PARAGRAPH_STYLE_NAME)) + if (style.HasParagraphStyleName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_PARAGRAPH_STYLE_NAME)) { if (currentStyle.HasParagraphStyleName()) { @@ -2192,7 +2206,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetParagraphStyleName(style.GetParagraphStyleName()); } - if (style.HasListStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LIST_STYLE_NAME)) + if (style.HasListStyleName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_LIST_STYLE_NAME)) { if (currentStyle.HasListStyleName()) { @@ -2207,7 +2221,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetListStyleName(style.GetListStyleName()); } - if (style.HasBulletStyle() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_STYLE)) + if (style.HasBulletStyle() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_STYLE)) { if (currentStyle.HasBulletStyle()) { @@ -2222,7 +2236,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetBulletStyle(style.GetBulletStyle()); } - if (style.HasBulletNumber() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_NUMBER)) + if (style.HasBulletNumber() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_NUMBER)) { if (currentStyle.HasBulletNumber()) { @@ -2237,7 +2251,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetBulletNumber(style.GetBulletNumber()); } - if (style.HasBulletText() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_TEXT)) + if (style.HasBulletText() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_TEXT)) { if (currentStyle.HasBulletText()) { @@ -2255,7 +2269,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasBulletName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_NAME)) + if (style.HasBulletName() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_BULLET_NAME)) { if (currentStyle.HasBulletName()) { @@ -2272,7 +2286,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasURL() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_URL)) + if (style.HasURL() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_URL)) { if (currentStyle.HasURL()) { @@ -2289,13 +2303,17 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const } } - if (style.HasTextEffects() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_EFFECTS)) + if (style.HasTextEffects() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_EFFECTS)) { if (currentStyle.HasTextEffects()) { // We need to find the bits in the new style that are different: // just look at those bits that are specified by the new style. + // We need to remove the bits and flags that are not common between current style + // and new style. In so doing we need to take account of the styles absent from one or more of the + // previous styles. + int currentRelevantTextEffects = currentStyle.GetTextEffects() & style.GetTextEffectFlags(); int newRelevantTextEffects = style.GetTextEffects() & style.GetTextEffectFlags(); @@ -2314,9 +2332,17 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const currentStyle.SetTextEffects(style.GetTextEffects()); currentStyle.SetTextEffectFlags(style.GetTextEffectFlags()); } + + // Mask out the flags and values that cannot be common because they were absent in one or more objecrs + // that we've looked at so far + currentStyle.SetTextEffects(currentStyle.GetTextEffects() & ~absentTextEffectAttributes); + currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~absentTextEffectAttributes); + + if (currentStyle.GetTextEffectFlags() == 0) + currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_EFFECTS); } - if (style.HasOutlineLevel() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_OUTLINE_LEVEL)) + if (style.HasOutlineLevel() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_OUTLINE_LEVEL)) { if (currentStyle.HasOutlineLevel()) { @@ -2346,6 +2372,11 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range long multipleStyleAttributes = 0; int multipleTextEffectAttributes = 0; + int absentStyleAttributesPara = 0; + int absentStyleAttributesChar = 0; + int absentTextEffectAttributesPara = 0; + int absentTextEffectAttributesChar = 0; + wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst(); while (node) { @@ -2356,7 +2387,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range { wxTextAttr paraStyle = para->GetCombinedAttributes(); - CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes); + CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes, absentStyleAttributesPara, absentTextEffectAttributesPara); } else { @@ -2366,7 +2397,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range // First collect paragraph attributes only wxTextAttr paraStyle = para->GetCombinedAttributes(); paraStyle.SetFlags(paraStyle.GetFlags() & wxTEXT_ATTR_PARAGRAPH); - CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes); + CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes, absentStyleAttributesPara, absentTextEffectAttributesPara); wxRichTextObjectList::compatibility_iterator childNode = para->GetChildren().GetFirst(); @@ -2380,7 +2411,7 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range // Now collect character attributes only childStyle.SetFlags(childStyle.GetFlags() & wxTEXT_ATTR_CHARACTER); - CollectStyle(style, childStyle, multipleStyleAttributes, multipleTextEffectAttributes); + CollectStyle(style, childStyle, multipleStyleAttributes, multipleTextEffectAttributes, absentStyleAttributesChar, absentTextEffectAttributesChar); } childNode = childNode->GetNext(); @@ -3097,7 +3128,7 @@ wxRichTextParagraph::~wxRichTextParagraph() } /// Draw the item -bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& WXUNUSED(rect), int WXUNUSED(descent), int style) +bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int WXUNUSED(descent), int style) { wxTextAttr attr = GetCombinedAttributes(); @@ -3176,40 +3207,56 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR wxRichTextLine* line = node->GetData(); wxRichTextRange lineRange = line->GetAbsoluteRange(); - int maxDescent = line->GetDescent(); - // Lines are specified relative to the paragraph wxPoint linePosition = line->GetPosition() + GetPosition(); - wxPoint objectPosition = linePosition; - // Loop through objects until we get to the one within range - wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); - while (node2) + // Don't draw if off the screen + if (((style & wxRICHTEXT_DRAW_IGNORE_CACHE) != 0) || ((linePosition.y + line->GetSize().y) >= rect.y && linePosition.y <= rect.y + rect.height)) { - wxRichTextObject* child = node2->GetData(); + wxPoint objectPosition = linePosition; + int maxDescent = line->GetDescent(); + + // Loop through objects until we get to the one within range + wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); - if (!child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range)) + int i = 0; + while (node2) { - // Draw this part of the line at the correct position - wxRichTextRange objectRange(child->GetRange()); - objectRange.LimitTo(lineRange); + wxRichTextObject* child = node2->GetData(); - wxSize objectSize; - int descent = 0; - child->GetRangeSize(objectRange, objectSize, descent, dc, wxRICHTEXT_UNFORMATTED, objectPosition); + if (child->GetRange().GetLength() > 0 && !child->GetRange().IsOutside(lineRange) && !lineRange.IsOutside(range)) + { + // Draw this part of the line at the correct position + wxRichTextRange objectRange(child->GetRange()); + objectRange.LimitTo(lineRange); - // 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); + wxSize objectSize; +#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); + } - objectPosition.x += objectSize.x; - } - else if (child->GetRange().GetStart() > lineRange.GetEnd()) - // Can break out of inner loop now since we've passed this line's range - break; + // 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); - node2 = node2->GetNext(); + objectPosition.x += objectSize.x; + i ++; + } + else if (child->GetRange().GetStart() > lineRange.GetEnd()) + // Can break out of inner loop now since we've passed this line's range + break; + + node2 = node2->GetNext(); + } } node = node->GetNext(); @@ -3218,6 +3265,25 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR return true; } +// Get the range width using partial extents calculated for the whole paragraph. +static int wxRichTextGetRangeWidth(const wxRichTextParagraph& para, const wxRichTextRange& range, const wxArrayInt& partialExtents) +{ + wxASSERT(partialExtents.GetCount() >= (size_t) range.GetLength()); + + if (partialExtents.GetCount() < (size_t) range.GetLength()) + return 0; + + int leftMostPos = 0; + if (range.GetStart() - para.GetRange().GetStart() > 0) + leftMostPos = partialExtents[range.GetStart() - para.GetRange().GetStart() - 1]; + + int rightMostPos = partialExtents[range.GetEnd() - para.GetRange().GetStart()]; + + int w = rightMostPos - leftMostPos; + + return w; +} + /// Lay the item out bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) { @@ -3273,7 +3339,19 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) int lineCount = 0; - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + wxRichTextObjectList::compatibility_iterator node; + +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + wxUnusedVar(style); + wxArrayInt partialExtents; + + wxSize paraSize; + int paraDescent; + + // This calculates the partial text extents + GetRangeSize(GetRange(), paraSize, paraDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_CACHE_SIZE, wxPoint(0,0), & partialExtents); +#else + node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); @@ -3284,6 +3362,8 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) node = node->GetNext(); } +#endif + // Split up lines // We may need to go back to a previous child, in which case create the new line, @@ -3295,6 +3375,12 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) { wxRichTextObject* child = node->GetData(); + if (child->GetRange().GetLength() == 0) + { + node = node->GetNext(); + continue; + } + // If this is e.g. a composite text box, it will need to be laid out itself. // But if just a text fragment or image, for example, this will // do nothing. NB: won't we need to set the position after layout? @@ -3327,7 +3413,15 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) childDescent = child->GetDescent(); } else + { +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + // Get height only, then the width using the partial extents + GetRangeSize(wxRichTextRange(lastEndPos+1, lastPosToUse), childSize, childDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_HEIGHT_ONLY); + childSize.x = wxRichTextGetRangeWidth(*this, wxRichTextRange(lastEndPos+1, lastPosToUse), partialExtents); +#else GetRangeSize(wxRichTextRange(lastEndPos+1, lastPosToUse), childSize, childDescent, dc, wxRICHTEXT_UNFORMATTED, rect.GetPosition()); +#endif + } // Cases: // 1) There was a line break BEFORE the natural break @@ -3341,7 +3435,7 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) // 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)) + if (!FindWrapPosition(wxRichTextRange(lastCompletedEndPos+1, child->GetRange().GetEnd()), dc, availableSpaceForText, wrapPosition, & partialExtents)) { // If the function failed, just cut it off at the end of this child. wrapPosition = child->GetRange().GetEnd(); @@ -3356,7 +3450,15 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) // Let's find the actual size of the current line now wxSize actualSize; wxRichTextRange actualRange(lastCompletedEndPos+1, wrapPosition); + +#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); +#endif + currentWidth = actualSize.x; lineHeight = wxMax(lineHeight, actualSize.y); maxDescent = wxMax(childDescent, maxDescent); @@ -3452,6 +3554,48 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) m_dirty = false; +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + // Use the text extents to calculate the size of each fragment in each line + wxRichTextLineList::compatibility_iterator lineNode = m_cachedLines.GetFirst(); + while (lineNode) + { + wxRichTextLine* line = lineNode->GetData(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + + // Loop through objects until we get to the one within range + wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); + + while (node2) + { + wxRichTextObject* child = node2->GetData(); + + if (child->GetRange().GetLength() > 0 && !child->GetRange().IsOutside(lineRange)) + { + wxRichTextRange rangeToUse = lineRange; + rangeToUse.LimitTo(child->GetRange()); + + // Find the size of the child from the text extents, and store in an array + // for drawing later + int left = 0; + if (rangeToUse.GetStart() > GetRange().GetStart()) + left = partialExtents[(rangeToUse.GetStart()-1) - GetRange().GetStart()]; + int right = partialExtents[rangeToUse.GetEnd() - GetRange().GetStart()]; + int sz = right - left; + line->GetObjectSizes().Add(sz); + } + else if (child->GetRange().GetStart() > lineRange.GetEnd()) + // Can break out of inner loop now since we've passed this line's range + break; + + node2 = node2->GetNext(); + } + + lineNode = lineNode->GetNext(); + } +#endif +#endif + return true; } @@ -3568,7 +3712,7 @@ void wxRichTextParagraph::ClearLines() /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. -bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position) const +bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int flags, wxPoint position, wxArrayInt* partialExtents) const { if (!range.IsWithin(GetRange())) return false; @@ -3580,9 +3724,17 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz wxSize sz; + wxArrayInt childExtents; + wxArrayInt* p; + if (partialExtents) + p = & childExtents; + else + p = NULL; + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { + wxRichTextObject* child = node->GetData(); if (!child->GetRange().IsOutside(range)) { @@ -3592,12 +3744,47 @@ bool wxRichTextParagraph::GetRangeSize(const wxRichTextRange& range, wxSize& siz rangeToUse.LimitTo(child->GetRange()); int childDescent = 0; - if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y))) + // At present wxRICHTEXT_HEIGHT_ONLY is only fast if we're already cached the size, + // but it's only going to be used after caching has taken place. + if ((flags & wxRICHTEXT_HEIGHT_ONLY) && child->GetCachedSize().y != 0) + { + childDescent = child->GetDescent(); + childSize = child->GetCachedSize(); + + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + } + else if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, 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(); } node = node->GetNext(); @@ -3780,6 +3967,39 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition } else { +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + wxArrayInt partialExtents; + + wxSize paraSize; + int paraDescent; + + // This calculates the partial text extents + GetRangeSize(lineRange, paraSize, paraDescent, dc, wxRICHTEXT_UNFORMATTED, wxPoint(0,0), & partialExtents); + + int lastX = linePos.x; + size_t i; + for (i = 0; i < partialExtents.GetCount(); i++) + { + int nextX = partialExtents[i] + linePos.x; + + if (pt.x >= lastX && pt.x <= nextX) + { + textPosition = i + lineRange.GetStart(); // minus 1? + + // So now we know it's between i-1 and i. + // Let's see if we can be more precise about + // which side of the position it's on. + + int midPoint = (nextX - lastX)/2 + lastX; + if (pt.x >= midPoint) + return wxRICHTEXT_HITTEST_AFTER; + else + return wxRICHTEXT_HITTEST_BEFORE; + } + + lastX = nextX; + } +#else long i; int lastX = linePos.x; for (i = lineRange.GetStart(); i <= lineRange.GetEnd(); i++) @@ -3812,6 +4032,7 @@ int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition lastX = nextX; } } +#endif } } @@ -3950,7 +4171,9 @@ bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTex text += textObj->GetTextForRange(range); } else - return true; + { + text += wxT(" "); + } } node = node->GetNext(); @@ -3970,7 +4193,9 @@ bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTex text = textObj->GetTextForRange(range) + text; } else - return true; + { + text = wxT(" ") + text; + } } node = node->GetPrevious(); @@ -3981,55 +4206,84 @@ bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTex } /// Find a suitable wrap position. -bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& dc, int availableSpace, long& wrapPosition) +bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& dc, int availableSpace, long& wrapPosition, wxArrayInt* partialExtents) { + if (range.GetLength() <= 0) + return false; + // Find the first position where the line exceeds the available space. wxSize sz; long breakPosition = range.GetEnd(); - // Binary chop for speed - long minPos = range.GetStart(); - long maxPos = range.GetEnd(); - while (true) +#if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS + if (partialExtents && partialExtents->GetCount() >= (size_t) (GetRange().GetLength()-1)) // the final position in a paragraph is the newline { - if (minPos == maxPos) - { - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + int widthBefore; - if (sz.x > availableSpace) - breakPosition = minPos - 1; - break; - } - else if ((maxPos - minPos) == 1) + if (range.GetStart() > GetRange().GetStart()) + widthBefore = (*partialExtents)[range.GetStart() - GetRange().GetStart() - 1]; + else + widthBefore = 0; + + size_t i; + for (i = (size_t) range.GetStart(); i < (size_t) range.GetEnd(); i++) { - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + int widthFromStartOfThisRange = (*partialExtents)[i - GetRange().GetStart()] - widthBefore; - if (sz.x > availableSpace) - breakPosition = minPos - 1; - else + if (widthFromStartOfThisRange > availableSpace) { - GetRangeSize(wxRichTextRange(range.GetStart(), maxPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); - if (sz.x > availableSpace) - breakPosition = maxPos-1; + breakPosition = i-1; + break; } - break; } - else + } + else +#endif + { + // Binary chop for speed + long minPos = range.GetStart(); + long maxPos = range.GetEnd(); + while (true) { - long nextPos = minPos + ((maxPos - minPos) / 2); - - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), nextPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + if (minPos == maxPos) + { + int descent = 0; + GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); - if (sz.x > availableSpace) + if (sz.x > availableSpace) + breakPosition = minPos - 1; + break; + } + else if ((maxPos - minPos) == 1) { - maxPos = nextPos; + int descent = 0; + GetRangeSize(wxRichTextRange(range.GetStart(), minPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + + if (sz.x > availableSpace) + breakPosition = minPos - 1; + else + { + GetRangeSize(wxRichTextRange(range.GetStart(), maxPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + if (sz.x > availableSpace) + breakPosition = maxPos-1; + } + break; } else { - minPos = nextPos; + long nextPos = minPos + ((maxPos - minPos) / 2); + + int descent = 0; + GetRangeSize(wxRichTextRange(range.GetStart(), nextPos), sz, descent, dc, wxRICHTEXT_UNFORMATTED); + + if (sz.x > availableSpace) + { + maxPos = nextPos; + } + else + { + minPos = nextPos; + } } } } @@ -4254,12 +4508,18 @@ void wxRichTextLine::Init(wxRichTextParagraph* parent) m_pos = wxPoint(0, 0); m_size = wxSize(0, 0); m_descent = 0; +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + m_objectSizes.Clear(); +#endif } /// Copy void wxRichTextLine::Copy(const wxRichTextLine& obj) { m_range = obj.m_range; +#if wxRICHTEXT_USE_OPTIMIZED_LINE_DRAWING + m_objectSizes = obj.m_objectSizes; +#endif } /// Get the absolute object position @@ -4595,7 +4855,7 @@ void wxRichTextPlainText::Copy(const wxRichTextPlainText& obj) /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. -bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int WXUNUSED(flags), wxPoint position) const +bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& descent, wxDC& dc, int WXUNUSED(flags), wxPoint position, wxArrayInt* partialExtents) const { if (!range.IsWithin(GetRange())) return false; @@ -4628,6 +4888,7 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz } } + bool haveDescent = false; int startPos = range.GetStart() - GetRange().GetStart(); long len = range.GetLength(); @@ -4664,13 +4925,40 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz while (stringChunk.Find(wxT('\t')) >= 0) { + int absoluteWidth = 0; + // the string has a tab // break up the string at the Tab wxString stringFragment = stringChunk.BeforeFirst(wxT('\t')); stringChunk = stringChunk.AfterFirst(wxT('\t')); - dc.GetTextExtent(stringFragment, & w, & h); - width += w; - int absoluteWidth = width + position.x; + + if (partialExtents) + { + int oldWidth; + if (partialExtents->GetCount() > 0) + oldWidth = (*partialExtents)[partialExtents->GetCount()-1]; + else + oldWidth = 0; + + // Add these partial extents + wxArrayInt p; + dc.GetPartialTextExtents(stringFragment, p); + size_t j; + for (j = 0; j < p.GetCount(); j++) + partialExtents->Add(oldWidth + p[j]); + + if (partialExtents->GetCount() > 0) + absoluteWidth = (*partialExtents)[(*partialExtents).GetCount()-1] + position.x; + else + absoluteWidth = position.x; + } + else + { + dc.GetTextExtent(stringFragment, & w, & h); + width += w; + absoluteWidth = width + position.x; + haveDescent = true; + } bool notFound = true; for (int i = 0; i < tabCount && notFound; ++i) @@ -4690,19 +4978,59 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz notFound = false; width = nextTabPos - position.x; + + if (partialExtents) + partialExtents->Add(width); } } } } - dc.GetTextExtent(stringChunk, & w, & h, & descent); - width += w; + if (!stringChunk.IsEmpty()) + { + if (partialExtents) + { + int oldWidth; + if (partialExtents->GetCount() > 0) + oldWidth = (*partialExtents)[partialExtents->GetCount()-1]; + else + oldWidth = 0; + + // Add these partial extents + wxArrayInt p; + dc.GetPartialTextExtents(stringChunk, p); + size_t j; + for (j = 0; j < p.GetCount(); j++) + partialExtents->Add(oldWidth + p[j]); + } + else + { + dc.GetTextExtent(stringChunk, & w, & h, & descent); + width += w; + haveDescent = true; + } + } + + if (partialExtents) + { + int charHeight = dc.GetCharHeight(); + if ((*partialExtents).GetCount() > 0) + w = (*partialExtents)[partialExtents->GetCount()-1]; + else + w = 0; + size = wxSize(w, charHeight); + } + else + { + size = wxSize(width, dc.GetCharHeight()); + } + + if (!haveDescent) + dc.GetTextExtent(wxT("X"), & w, & h, & descent); if ( bScript ) dc.SetFont(font); - size = wxSize(width, dc.GetCharHeight()); - return true; } @@ -4919,6 +5247,15 @@ bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagr action->GetNewParagraphs() = paragraphs; + if (p && !p->IsDefault()) + { + for (wxRichTextObjectList::compatibility_iterator node = action->GetNewParagraphs().GetChildren().GetFirst(); node; node = node->GetNext()) + { + wxRichTextObject* child = node->GetData(); + child->SetAttributes(*p); + } + } + action->SetPosition(pos); wxRichTextRange range = wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1); @@ -5001,8 +5338,14 @@ bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int { if (para && para->GetRange().GetEnd() == pos) pos1 ++; + + // Now see if we need to number the paragraph. if (newPara->GetAttributes().HasBulletNumber()) - newPara->GetAttributes().SetBulletNumber(newPara->GetAttributes().GetBulletNumber()+1); + { + wxRichTextAttr numberingAttr; + if (FindNextParagraphNumber(para, numberingAttr)) + wxRichTextApplyStyle(newPara->GetAttributes(), (const wxRichTextAttr&) numberingAttr); + } } action->SetPosition(pos); @@ -5111,6 +5454,25 @@ wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPositio } } } + + // Also apply list style if present + if (lookUpNewParaStyle && !para->GetAttributes().GetListStyleName().IsEmpty() && GetStyleSheet()) + { + wxRichTextListStyleDefinition* listDef = 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())); + wxRichTextApplyStyle(attr, listStyle); + attr.SetOutlineLevel(thisLevel); + if (para->GetAttributes().HasBulletNumber()) + attr.SetBulletNumber(para->GetAttributes().GetBulletNumber()); + } + } + if (!foundAttributes) { attr = para->GetAttributes(); @@ -5123,14 +5485,6 @@ wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPositio attr.SetFlags(flags); } - // Now see if we need to number the paragraph. - if (attr.HasBulletStyle()) - { - wxTextAttr numberingAttr; - if (FindNextParagraphNumber(para, numberingAttr)) - wxRichTextApplyStyle(attr, (const wxTextAttr&) numberingAttr); - } - return attr; } else @@ -5260,8 +5614,6 @@ bool wxRichTextBuffer::BeginStyle(const wxTextAttr& style) SetDefaultStyle(newStyle); - // wxLogDebug("Default style size = %d", GetDefaultStyle().GetFont().GetPointSize()); - return true; } @@ -5541,7 +5893,8 @@ bool wxRichTextBuffer::RemoveHandler(const wxString& name) } /// Finds a handler by filename or, if supplied, type -wxRichTextFileHandler *wxRichTextBuffer::FindHandlerFilenameOrType(const wxString& filename, int imageType) +wxRichTextFileHandler *wxRichTextBuffer::FindHandlerFilenameOrType(const wxString& filename, + wxRichTextFileType imageType) { if (imageType != wxRICHTEXT_TYPE_ANY) return FindHandler(imageType); @@ -5571,7 +5924,7 @@ wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& name) } /// Finds a handler by extension and type -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, int type) +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, wxRichTextFileType type) { wxList::compatibility_iterator node = sm_handlers.GetFirst(); while (node) @@ -5586,7 +5939,7 @@ wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, } /// Finds a handler by type -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(int type) +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(wxRichTextFileType type) { wxList::compatibility_iterator node = sm_handlers.GetFirst(); while (node) @@ -5630,7 +5983,7 @@ wxString wxRichTextBuffer::GetExtWildcard(bool combine, bool save, wxArrayInt* t while (node) { wxRichTextFileHandler* handler = (wxRichTextFileHandler*) node->GetData(); - if (handler->IsVisible() && ((save && handler->CanSave()) || !save && handler->CanLoad())) + if (handler->IsVisible() && ((save && handler->CanSave()) || (!save && handler->CanLoad()))) { if (combine) { @@ -5664,7 +6017,7 @@ wxString wxRichTextBuffer::GetExtWildcard(bool combine, bool save, wxArrayInt* t } /// Load a file -bool wxRichTextBuffer::LoadFile(const wxString& filename, int type) +bool wxRichTextBuffer::LoadFile(const wxString& filename, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); if (handler) @@ -5680,7 +6033,7 @@ bool wxRichTextBuffer::LoadFile(const wxString& filename, int type) } /// Save a file -bool wxRichTextBuffer::SaveFile(const wxString& filename, int type) +bool wxRichTextBuffer::SaveFile(const wxString& filename, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); if (handler) @@ -5693,7 +6046,7 @@ bool wxRichTextBuffer::SaveFile(const wxString& filename, int type) } /// Load from a stream -bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type) +bool wxRichTextBuffer::LoadFile(wxInputStream& stream, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandler(type); if (handler) @@ -5709,7 +6062,7 @@ bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type) } /// Save to a stream -bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, int type) +bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, wxRichTextFileType type) { wxRichTextFileHandler* handler = FindHandler(type); if (handler) @@ -5783,7 +6136,7 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) wxRichTextBuffer* richTextBuffer = data.GetRichTextBuffer(); if (richTextBuffer) { - InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), 0); if (GetRichTextCtrl()) GetRichTextCtrl()->ShowPosition(position + richTextBuffer->GetRange().GetEnd()); delete richTextBuffer; @@ -5807,7 +6160,7 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) #else wxString text2 = text; #endif - InsertTextWithUndo(position+1, text2, GetRichTextCtrl()); + InsertTextWithUndo(position+1, text2, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); if (GetRichTextCtrl()) GetRichTextCtrl()->ShowPosition(position + text2.Length()); @@ -5828,10 +6181,10 @@ bool wxRichTextBuffer::PasteFromClipboard(long position) if (action->GetNewParagraphs().GetChildCount() == 1) action->GetNewParagraphs().SetPartialParagraph(true); - action->SetPosition(position); + action->SetPosition(position+1); // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(position, position)); + action->SetRange(wxRichTextRange(position+1, position+1)); SubmitAction(action); @@ -6230,6 +6583,58 @@ wxRichTextAction::~wxRichTextAction() { } +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 + // NOTE: we're assuming that the buffer is laid out correctly at this point. + // If we had several actions, which only invalidate and leave layout until the + // paint handler is called, then this might not be true. So we may need to switch + // optimisation on only when we're simply adding text and not simultaneously + // deleting a selection, for example. Or, we make sure the buffer is laid out correctly + // first, but of course this means we'll be doing it twice. + if (!m_buffer->GetDirty() && m_ctrl) // can only do optimisation if the buffer is already laid out correctly + { + wxSize clientSize = m_ctrl->GetClientSize(); + wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint(); + int lastY = firstVisiblePt.y + clientSize.y; + + wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetRange().GetStart()); + wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para); + while (node) + { + wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); + wxPoint pt = line->GetAbsolutePosition(); + wxRichTextRange range = line->GetAbsoluteRange(); + + if (pt.y > lastY) + { + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + } + else if (range.GetStart() > GetPosition() && pt.y >= firstVisiblePt.y) + { + optimizationLineCharPositions.Add(range.GetStart()); + optimizationLineYPositions.Add(pt.y); + } + + if (node2) + node2 = node2->GetNext(); + } + + if (node) + node = node->GetNext(); + } + } +#endif +} + bool wxRichTextAction::Do() { m_buffer->Modify(true); @@ -6244,49 +6649,7 @@ bool wxRichTextAction::Do() wxArrayInt optimizationLineYPositions; #if wxRICHTEXT_USE_OPTIMIZED_DRAWING - // NOTE: we're assuming that the buffer is laid out correctly at this point. - // If we had several actions, which only invalidate and leave layout until the - // paint handler is called, then this might not be true. So we may need to switch - // optimisation on only when we're simply adding text and not simultaneously - // deleting a selection, for example. Or, we make sure the buffer is laid out correctly - // first, but of course this means we'll be doing it twice. - if (!m_buffer->GetDirty() && m_ctrl) // can only do optimisation if the buffer is already laid out correctly - { - wxSize clientSize = m_ctrl->GetClientSize(); - wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint(); - int lastY = firstVisiblePt.y + clientSize.y; - - wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetRange().GetStart()); - wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para); - while (node) - { - wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); - wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); - while (node2) - { - wxRichTextLine* line = node2->GetData(); - wxPoint pt = line->GetAbsolutePosition(); - wxRichTextRange range = line->GetAbsoluteRange(); - - if (pt.y > lastY) - { - node2 = wxRichTextLineList::compatibility_iterator(); - node = wxRichTextObjectList::compatibility_iterator(); - } - else if (range.GetStart() > GetPosition() && pt.y >= firstVisiblePt.y) - { - optimizationLineCharPositions.Add(range.GetStart()); - optimizationLineYPositions.Add(pt.y); - } - - if (node2) - node2 = node2->GetNext(); - } - - if (node) - node = node->GetNext(); - } - } + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); #endif m_buffer->InsertFragment(GetRange().GetStart(), m_newParagraphs); @@ -6311,10 +6674,7 @@ bool wxRichTextAction::Do() newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1)); - if (optimizationLineCharPositions.GetCount() > 0) - UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions); - else - UpdateAppearance(newCaretPosition, true /* send update event */); + UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */); wxRichTextEvent cmdEvent( wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED, @@ -6329,6 +6689,13 @@ bool wxRichTextAction::Do() } case wxRICHTEXT_DELETE: { + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + m_buffer->DeleteRange(GetRange()); m_buffer->UpdateRanges(); m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); @@ -6337,7 +6704,7 @@ bool wxRichTextAction::Do() if (caretPos >= m_buffer->GetRange().GetEnd()) caretPos --; - UpdateAppearance(caretPos, true /* send update event */); + UpdateAppearance(caretPos, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions, true /* do */); wxRichTextEvent cmdEvent( wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED, @@ -6383,13 +6750,20 @@ bool wxRichTextAction::Undo() { case wxRICHTEXT_INSERT: { + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + m_buffer->DeleteRange(GetRange()); m_buffer->UpdateRanges(); m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); long newCaretPosition = GetPosition() - 1; - UpdateAppearance(newCaretPosition, true /* send update event */); + UpdateAppearance(newCaretPosition, true, /* send update event */ & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */); wxRichTextEvent cmdEvent( wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED, @@ -6404,11 +6778,18 @@ bool wxRichTextAction::Undo() } case wxRICHTEXT_DELETE: { + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + CalculateRefreshOptimizations(optimizationLineCharPositions, optimizationLineYPositions); +#endif + m_buffer->InsertFragment(GetRange().GetStart(), m_oldParagraphs); m_buffer->UpdateRanges(); m_buffer->Invalidate(GetRange()); - UpdateAppearance(GetPosition(), true /* send update event */); + UpdateAppearance(GetPosition(), true, /* send update event */ & optimizationLineCharPositions, & optimizationLineYPositions, false /* undo */); wxRichTextEvent cmdEvent( wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED, @@ -6447,7 +6828,7 @@ bool wxRichTextAction::Undo() } /// Update the control appearance -void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions) +void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions, bool isDoCmd) { if (m_ctrl) { @@ -6455,11 +6836,10 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent if (!m_ctrl->IsFrozen()) { m_ctrl->LayoutContent(); - m_ctrl->PositionCaret(); #if wxRICHTEXT_USE_OPTIMIZED_DRAWING // Find refresh rectangle if we are in a position to optimise refresh - if (m_cmdId == wxRICHTEXT_INSERT && optimizationLineCharPositions && optimizationLineCharPositions->GetCount() > 0) + if ((m_cmdId == wxRICHTEXT_INSERT || m_cmdId == wxRICHTEXT_DELETE) && optimizationLineCharPositions) { size_t i; @@ -6470,17 +6850,57 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent int firstY = 0; int lastY = firstVisiblePt.y + clientSize.y; - bool foundStart = false; 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) { @@ -6500,14 +6920,19 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent node2 = wxRichTextLineList::compatibility_iterator(); node = wxRichTextObjectList::compatibility_iterator(); } - else + // Detect last line in the buffer + else if (!node2->GetNext() && para->GetRange().Contains(m_buffer->GetRange().GetEnd())) { - if (!foundStart) - { - firstY = pt.y - firstVisiblePt.y; - foundStart = true; - } + 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++) { @@ -6516,7 +6941,8 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent { // Stop, we're now the same as we were foundEnd = true; - lastY = pt.y - firstVisiblePt.y; + + lastY = pt.y; node2 = wxRichTextLineList::compatibility_iterator(); node = wxRichTextObjectList::compatibility_iterator(); @@ -6534,22 +6960,21 @@ void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent node = node->GetNext(); } - if (!foundStart) - firstY = firstVisiblePt.y; + firstY = wxMax(firstVisiblePt.y, firstY); if (!foundEnd) lastY = firstVisiblePt.y + clientSize.y; - wxRect rect(firstVisiblePt.x, firstY, firstVisiblePt.x + clientSize.x, lastY - firstY); + // Convert to device coordinates + wxRect rect(m_ctrl->GetPhysicalPoint(wxPoint(firstVisiblePt.x, firstY)), wxSize(clientSize.x, lastY - firstY)); m_ctrl->RefreshRect(rect); - - // TODO: we need to make sure that lines are only drawn if in the update region. The rect - // passed to Draw is currently used in different ways (to pass the position the content should - // be drawn at as well as the relevant region). } else #endif m_ctrl->Refresh(false); +#if wxRICHTEXT_USE_OWN_CARET + m_ctrl->PositionCaret(); +#endif if (sendUpdateEvent) wxTextCtrl::SendTextUpdatedEvent(m_ctrl); } @@ -6694,11 +7119,22 @@ bool wxRichTextImage::Layout(wxDC& WXUNUSED(dc), const wxRect& rect, int WXUNUSE /// Get/set the object size for the given range. Returns false if the range /// is invalid for this object. -bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& WXUNUSED(dc), int WXUNUSED(flags), wxPoint WXUNUSED(position)) const +bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& WXUNUSED(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 (m_image.Ok()) + partialExtents->Add(m_image.GetWidth()); + else + partialExtents->Add(0); + } + if (!m_image.Ok()) return false; @@ -6952,7 +7388,7 @@ void wxRichTextImageBlock::Init() { m_data = NULL; m_dataSize = 0; - m_imageType = -1; + m_imageType = wxBITMAP_TYPE_INVALID; } void wxRichTextImageBlock::Clear() @@ -6960,7 +7396,7 @@ void wxRichTextImageBlock::Clear() delete[] m_data; m_data = NULL; m_dataSize = 0; - m_imageType = -1; + m_imageType = wxBITMAP_TYPE_INVALID; } @@ -6970,7 +7406,8 @@ void wxRichTextImageBlock::Clear() // If it's not a JPEG we can make use of 'image', already scaled, so we don't have to // load the image a 2nd time. -bool wxRichTextImageBlock::MakeImageBlock(const wxString& filename, int imageType, wxImage& image, bool convertToJPEG) +bool wxRichTextImageBlock::MakeImageBlock(const wxString& filename, wxBitmapType imageType, + wxImage& image, bool convertToJPEG) { m_imageType = imageType; @@ -7014,7 +7451,7 @@ bool wxRichTextImageBlock::MakeImageBlock(const wxString& filename, int imageTyp // Make an image block from the wxImage in the given // format. -bool wxRichTextImageBlock::MakeImageBlock(wxImage& image, int imageType, int quality) +bool wxRichTextImageBlock::MakeImageBlock(wxImage& image, wxBitmapType imageType, int quality) { m_imageType = imageType; image.SetOption(wxT("quality"), quality); @@ -7142,7 +7579,7 @@ bool wxRichTextImageBlock::WriteHex(wxOutputStream& stream) } // Read data in hex from a stream -bool wxRichTextImageBlock::ReadHex(wxInputStream& stream, int length, int imageType) +bool wxRichTextImageBlock::ReadHex(wxInputStream& stream, int length, wxBitmapType imageType) { int dataSize = length/2; @@ -7377,6 +7814,7 @@ wxRichTextFontTable::wxRichTextFontTable() } wxRichTextFontTable::wxRichTextFontTable(const wxRichTextFontTable& table) + : wxObject() { (*this) = table; }