X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/59509217cd3c0411e218a5e0d65b0f5065348d72..a0f4d36895556e3054e2256cb5f1787cc9fcf75c:/src/richtext/richtextbuffer.cpp diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp index 78f53cf6ff..7d61b5e8a6 100644 --- a/src/richtext/richtextbuffer.cpp +++ b/src/richtext/richtextbuffer.cpp @@ -28,12 +28,14 @@ #include "wx/module.h" #endif +#include "wx/settings.h" #include "wx/filename.h" #include "wx/clipbrd.h" #include "wx/wfstream.h" #include "wx/mstream.h" #include "wx/sstream.h" #include "wx/textfile.h" +#include "wx/hashmap.h" #include "wx/richtext/richtextctrl.h" #include "wx/richtext/richtextstyles.h" @@ -43,6 +45,54 @@ WX_DEFINE_LIST(wxRichTextObjectList) WX_DEFINE_LIST(wxRichTextLineList) +// Switch off if the platform doesn't like it for some reason +#define wxRICHTEXT_USE_OPTIMIZED_DRAWING 1 + +const wxChar wxRichTextLineBreakChar = (wxChar) 29; + +// Helpers for efficiency + +inline void wxCheckSetFont(wxDC& dc, const wxFont& font) +{ + const wxFont& font1 = dc.GetFont(); + if (font1.IsOk() && font.IsOk()) + { + if (font1.GetPointSize() == font.GetPointSize() && + font1.GetFamily() == font.GetFamily() && + font1.GetStyle() == font.GetStyle() && + font1.GetWeight() == font.GetWeight() && + font1.GetUnderlined() == font.GetUnderlined() && + font1.GetFaceName() == font.GetFaceName()) + return; + } + dc.SetFont(font); +} + +inline void wxCheckSetPen(wxDC& dc, const wxPen& pen) +{ + const wxPen& pen1 = dc.GetPen(); + if (pen1.IsOk() && pen.IsOk()) + { + if (pen1.GetWidth() == pen.GetWidth() && + pen1.GetStyle() == pen.GetStyle() && + pen1.GetColour() == pen.GetColour()) + return; + } + dc.SetPen(pen); +} + +inline void wxCheckSetBrush(wxDC& dc, const wxBrush& brush) +{ + const wxBrush& brush1 = dc.GetBrush(); + if (brush1.IsOk() && brush.IsOk()) + { + if (brush1.GetStyle() == brush.GetStyle() && + brush1.GetColour() == brush.GetColour()) + return; + } + dc.SetBrush(brush); +} + /*! * wxRichTextObject * This is the base for drawable objects. @@ -82,12 +132,6 @@ void wxRichTextObject::Copy(const wxRichTextObject& obj) m_range = obj.m_range; m_attributes = obj.m_attributes; m_descent = obj.m_descent; -/* - if (!m_attributes.GetFont().Ok()) - wxLogDebug(wxT("No font!")); - if (!obj.m_attributes.GetFont().Ok()) - wxLogDebug(wxT("Parent has no font!")); -*/ } void wxRichTextObject::SetMargins(int margin) @@ -103,11 +147,21 @@ void wxRichTextObject::SetMargins(int leftMargin, int rightMargin, int topMargin m_bottomMargin = bottomMargin; } -// Convert units in tends of a millimetre to device units +// Convert units in tenths of a millimetre to device units int wxRichTextObject::ConvertTenthsMMToPixels(wxDC& dc, int units) { - int ppi = dc.GetPPI().x; + int p = ConvertTenthsMMToPixels(dc.GetPPI().x, units); + + // Unscale + wxRichTextBuffer* buffer = GetBuffer(); + if (buffer) + p = (int) ((double)p / buffer->GetScale()); + return p; +} +// Convert units in tenths of a millimetre to device units +int wxRichTextObject::ConvertTenthsMMToPixels(int ppi, int units) +{ // There are ppi pixels in 254.1 "1/10 mm" double pixels = ((double) units * (double)ppi) / 254.1; @@ -123,6 +177,14 @@ void wxRichTextObject::Dump(wxTextOutputStream& stream) stream << wxString::Format(wxT("Text colour: %d,%d,%d."), (int) m_attributes.GetTextColour().Red(), (int) m_attributes.GetTextColour().Green(), (int) m_attributes.GetTextColour().Blue()) << wxT("\n"); } +/// Gets the containing buffer +wxRichTextBuffer* wxRichTextObject::GetBuffer() const +{ + const wxRichTextObject* obj = this; + while (obj && !obj->IsKindOf(CLASSINFO(wxRichTextBuffer))) + obj = obj->GetParent(); + return wxDynamicCast(obj, wxRichTextBuffer); +} /*! * wxRichTextCompositeObject @@ -247,7 +309,8 @@ int wxRichTextCompositeObject::HitTest(wxDC& dc, const wxPoint& pt, long& textPo node = node->GetNext(); } - return wxRICHTEXT_HITTEST_NONE; + textPosition = GetRange().GetEnd()-1; + return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE; } /// Finds the absolute position and row height for the given character position @@ -508,12 +571,17 @@ bool wxRichTextParagraphLayoutBox::Draw(wxDC& dc, const wxRichTextRange& range, { wxRect childRect(child->GetPosition(), child->GetCachedSize()); - if (childRect.GetTop() > rect.GetBottom() || childRect.GetBottom() < rect.GetTop()) + if (((style & wxRICHTEXT_DRAW_IGNORE_CACHE) == 0) && childRect.GetTop() > rect.GetBottom()) + { + // Stop drawing + break; + } + else if (((style & wxRICHTEXT_DRAW_IGNORE_CACHE) == 0) && childRect.GetBottom() < rect.GetTop()) { // Skip } else - child->Draw(dc, child->GetRange(), selectionRange, childRect, descent, style); + child->Draw(dc, range, selectionRange, childRect, descent, style); } node = node->GetNext(); @@ -528,7 +596,10 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl bool formatRect = (style & wxRICHTEXT_LAYOUT_SPECIFIED_RECT) == wxRICHTEXT_LAYOUT_SPECIFIED_RECT; // If only laying out a specific area, the passed rect has a different meaning: - // the visible part of the buffer. + // the visible part of the buffer. This is used in wxRichTextCtrl::OnSize, + // so that during a size, only the visible part will be relaid out, or + // it would take too long causing flicker. As an approximation, we assume that + // everything up to the start of the visible area is laid out correctly. if (formatRect) { availableSpace = wxRect(0 + m_leftMargin, @@ -568,7 +639,7 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl if (invalidRange == wxRICHTEXT_ALL) layoutAll = true; else // If we know what range is affected, start laying out from that point on. - if (invalidRange.GetStart() > GetRange().GetStart()) + if (invalidRange.GetStart() >= GetRange().GetStart()) { wxRichTextParagraph* firstParagraph = GetParagraphAtPosition(invalidRange.GetStart()); if (firstParagraph) @@ -577,10 +648,13 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl wxRichTextObjectList::compatibility_iterator previousNode; if ( firstNode ) previousNode = firstNode->GetPrevious(); - if (firstNode && previousNode) + if (firstNode) { - wxRichTextParagraph* previousParagraph = wxDynamicCast(previousNode->GetData(), wxRichTextParagraph); - availableSpace.y = previousParagraph->GetPosition().y + previousParagraph->GetCachedSize().y; + if (previousNode) + { + wxRichTextParagraph* previousParagraph = wxDynamicCast(previousNode->GetData(), wxRichTextParagraph); + availableSpace.y = previousParagraph->GetPosition().y + previousParagraph->GetCachedSize().y; + } // Now we're going to start iterating from the first affected paragraph. node = firstNode; @@ -663,6 +737,7 @@ void wxRichTextParagraphLayoutBox::Copy(const wxRichTextParagraphLayoutBox& obj) wxRichTextBox::Copy(obj); m_partialParagraph = obj.m_partialParagraph; + m_defaultAttributes = obj.m_defaultAttributes; } /// Get/set the size for the given range. @@ -876,23 +951,30 @@ wxSize wxRichTextParagraphLayoutBox::GetLineSizeAtPosition(long pos, bool caretP /// Convenience function to add a paragraph of text -wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, wxTextAttrEx* paraStyle) +wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, wxTextAttr* paraStyle) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES // Don't use the base style, just the default style, and the base style will - // be combined at display time - wxTextAttrEx style(GetDefaultStyle()); -#else - wxTextAttrEx style(GetAttributes()); + // be combined at display time. + // Divide into paragraph and character styles. - // Apply default style. If the style has no attributes set, - // then the attributes will remain the 'basic style' (i.e. the - // layout box's style). - wxRichTextApplyStyle(style, GetDefaultStyle()); -#endif - wxRichTextParagraph* para = new wxRichTextParagraph(text, this, & style); - if (paraStyle) - para->SetAttributes(*paraStyle); + wxTextAttr defaultCharStyle; + wxTextAttr defaultParaStyle; + + // If the default style is a named paragraph style, don't apply any character formatting + // to the initial text string. + if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName()); + if (def) + defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet()); + } + else + wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); + + wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle; + wxTextAttr* cStyle = & defaultCharStyle; + + wxRichTextParagraph* para = new wxRichTextParagraph(text, this, pStyle, cStyle); AppendChild(para); @@ -903,26 +985,28 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraph(const wxString& text, } /// Adds multiple paragraphs, based on newlines. -wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text, wxTextAttrEx* paraStyle) +wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text, wxTextAttr* paraStyle) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES // Don't use the base style, just the default style, and the base style will - // be combined at display time - wxTextAttrEx style(GetDefaultStyle()); -#else - wxTextAttrEx style(GetAttributes()); + // be combined at display time. + // Divide into paragraph and character styles. - //wxLogDebug("Initial style = %s", style.GetFont().GetFaceName()); - //wxLogDebug("Initial size = %d", style.GetFont().GetPointSize()); + wxTextAttr defaultCharStyle; + wxTextAttr defaultParaStyle; - // Apply default style. If the style has no attributes set, - // then the attributes will remain the 'basic style' (i.e. the - // layout box's style). - wxRichTextApplyStyle(style, GetDefaultStyle()); + // If the default style is a named paragraph style, don't apply any character formatting + // to the initial text string. + if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName()); + if (def) + defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet()); + } + else + wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); - //wxLogDebug("Style after applying default style = %s", style.GetFont().GetFaceName()); - //wxLogDebug("Size after applying default style = %d", style.GetFont().GetPointSize()); -#endif + wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle; + wxTextAttr* cStyle = & defaultCharStyle; wxRichTextParagraph* firstPara = NULL; wxRichTextParagraph* lastPara = NULL; @@ -932,9 +1016,7 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text size_t i = 0; size_t len = text.length(); wxString line; - wxRichTextParagraph* para = new wxRichTextParagraph(wxT(""), this, & style); - if (paraStyle) - para->SetAttributes(*paraStyle); + wxRichTextParagraph* para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle); AppendChild(para); @@ -946,20 +1028,18 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text wxChar ch = text[i]; if (ch == wxT('\n') || ch == wxT('\r')) { - wxRichTextPlainText* plainText = (wxRichTextPlainText*) para->GetChildren().GetFirst()->GetData(); - plainText->SetText(line); - - para = new wxRichTextParagraph(wxT(""), this, & style); - if (paraStyle) - para->SetAttributes(*paraStyle); + if (i != (len-1)) + { + wxRichTextPlainText* plainText = (wxRichTextPlainText*) para->GetChildren().GetFirst()->GetData(); + plainText->SetText(line); - AppendChild(para); + para = new wxRichTextParagraph(wxEmptyString, this, pStyle, cStyle); - //if (!firstPara) - // firstPara = para; + AppendChild(para); - lastPara = para; - line = wxEmptyString; + lastPara = para; + line = wxEmptyString; + } } else line += ch; @@ -973,18 +1053,6 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text plainText->SetText(line); } -/* - if (firstPara) - range.SetStart(firstPara->GetRange().GetStart()); - else if (lastPara) - range.SetStart(lastPara->GetRange().GetStart()); - - if (lastPara) - range.SetEnd(lastPara->GetRange().GetEnd()); - else if (firstPara) - range.SetEnd(firstPara->GetRange().GetEnd()); -*/ - UpdateRanges(); SetDirty(false); @@ -993,27 +1061,32 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddParagraphs(const wxString& text } /// Convenience function to add an image -wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxTextAttrEx* paraStyle) +wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxTextAttr* paraStyle) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES // Don't use the base style, just the default style, and the base style will - // be combined at display time - wxTextAttrEx style(GetDefaultStyle()); -#else - wxTextAttrEx style(GetAttributes()); + // be combined at display time. + // Divide into paragraph and character styles. - // Apply default style. If the style has no attributes set, - // then the attributes will remain the 'basic style' (i.e. the - // layout box's style). - wxRichTextApplyStyle(style, GetDefaultStyle()); -#endif + wxTextAttr defaultCharStyle; + wxTextAttr defaultParaStyle; - wxRichTextParagraph* para = new wxRichTextParagraph(this, & style); - AppendChild(para); - para->AppendChild(new wxRichTextImage(image, this)); + // If the default style is a named paragraph style, don't apply any character formatting + // to the initial text string. + if (GetDefaultStyle().HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(GetDefaultStyle().GetParagraphStyleName()); + if (def) + defaultParaStyle = def->GetStyleMergedWithBase(GetStyleSheet()); + } + else + wxRichTextSplitParaCharStyles(GetDefaultStyle(), defaultParaStyle, defaultCharStyle); - if (paraStyle) - para->SetAttributes(*paraStyle); + wxTextAttr* pStyle = paraStyle ? paraStyle : (wxTextAttr*) & defaultParaStyle; + wxTextAttr* cStyle = & defaultCharStyle; + + wxRichTextParagraph* para = new wxRichTextParagraph(this, pStyle); + AppendChild(para); + para->AppendChild(new wxRichTextImage(image, this, cStyle)); UpdateRanges(); SetDirty(true); @@ -1025,8 +1098,6 @@ wxRichTextRange wxRichTextParagraphLayoutBox::AddImage(const wxImage& image, wxT /// Insert fragment into this box at the given position. If partialParagraph is true, /// it is assumed that the last (or only) paragraph is just a piece of data with no paragraph /// marker. -/// TODO: if fragment is inserted inside styled fragment, must apply that style to -/// to the data (if it has a default style, anyway). bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParagraphLayoutBox& fragment) { @@ -1036,6 +1107,8 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag wxRichTextParagraph* para = GetParagraphAtPosition(position); if (para) { + wxTextAttrEx originalAttr = para->GetAttributes(); + wxRichTextObjectList::compatibility_iterator node = m_children.Find(para); // Now split at this position, returning the object to insert the new @@ -1103,7 +1176,19 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag wxRichTextParagraph* firstPara = wxDynamicCast(firstParaNode->GetData(), wxRichTextParagraph); wxASSERT(firstPara != NULL); + if (!(fragment.GetAttributes().GetFlags() & wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE)) + para->SetAttributes(firstPara->GetAttributes()); + + // Save empty paragraph attributes for appending later + // These are character attributes deliberately set for a new paragraph. Without this, + // we couldn't pass default attributes when appending a new paragraph. + wxTextAttrEx emptyParagraphAttributes; + wxRichTextObjectList::compatibility_iterator objectNode = firstPara->GetChildren().GetFirst(); + + if (objectNode && firstPara->GetChildren().GetCount() == 1 && objectNode->GetData()->IsEmpty()) + emptyParagraphAttributes = objectNode->GetData()->GetAttributes(); + while (objectNode) { wxRichTextObject* newObj = objectNode->GetData()->Clone(); @@ -1123,53 +1208,57 @@ bool wxRichTextParagraphLayoutBox::InsertFragment(long position, wxRichTextParag wxRichTextObjectList::compatibility_iterator i = fragment.GetChildren().GetFirst()->GetNext(); wxRichTextParagraph* finalPara = para; + bool needExtraPara = (!i || !fragment.GetPartialParagraph()); + // If there was only one paragraph, we need to insert a new one. - if (!i) + while (i) { - finalPara = new wxRichTextParagraph; + wxRichTextParagraph* para = wxDynamicCast(i->GetData(), wxRichTextParagraph); + wxASSERT( para != NULL ); - // TODO: These attributes should come from the subsequent paragraph - // when originally deleted, since the subsequent para takes on - // the previous para's attributes. - finalPara->SetAttributes(firstPara->GetAttributes()); + finalPara = (wxRichTextParagraph*) para->Clone(); if (nextParagraph) InsertChild(finalPara, nextParagraph); else AppendChild(finalPara); + + i = i->GetNext(); } - else while (i) - { - wxRichTextParagraph* para = wxDynamicCast(i->GetData(), wxRichTextParagraph); - wxASSERT( para != NULL ); - finalPara = (wxRichTextParagraph*) para->Clone(); + // If there was only one paragraph, or we have full paragraphs in our fragment, + // we need to insert a new one. + if (needExtraPara) + { + finalPara = new wxRichTextParagraph; if (nextParagraph) InsertChild(finalPara, nextParagraph); else AppendChild(finalPara); - - i = i->GetNext(); } // 4. Add back the remaining content. if (finalPara) { - finalPara->MoveFromList(savedObjects); + if (nextObject) + finalPara->MoveFromList(savedObjects); // Ensure there's at least one object if (finalPara->GetChildCount() == 0) { wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString); -#if !wxRICHTEXT_USE_DYNAMIC_STYLES - text->SetAttributes(finalPara->GetAttributes()); -#endif + text->SetAttributes(emptyParagraphAttributes); finalPara->AppendChild(text); } } + if ((fragment.GetAttributes().GetFlags() & wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE) && firstPara) + finalPara->SetAttributes(firstPara->GetAttributes()); + else if (finalPara && finalPara != para) + finalPara->SetAttributes(originalAttr); + return true; } } @@ -1353,6 +1442,7 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range) { wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + wxRichTextParagraph* firstPara = NULL; while (node) { wxRichTextParagraph* obj = wxDynamicCast(node->GetData(), wxRichTextParagraph); @@ -1367,58 +1457,82 @@ bool wxRichTextParagraphLayoutBox::DeleteRange(const wxRichTextRange& range) // Deletes the content of this object within the given range obj->DeleteRange(range); + wxRichTextRange thisRange = obj->GetRange(); + wxTextAttrEx thisAttr = obj->GetAttributes(); + // If the whole paragraph is within the range to delete, // delete the whole thing. - if (range.GetStart() <= obj->GetRange().GetStart() && range.GetEnd() >= obj->GetRange().GetEnd()) + if (range.GetStart() <= thisRange.GetStart() && range.GetEnd() >= thisRange.GetEnd()) { // Delete the whole object RemoveChild(obj, true); + obj = NULL; } + else if (!firstPara) + firstPara = obj; + // If the range includes the paragraph end, we need to join this // and the next paragraph. - else if (range.Contains(obj->GetRange().GetEnd())) + if (range.GetEnd() <= thisRange.GetEnd()) { // We need to move the objects from the next paragraph // to this paragraph - if (next) + wxRichTextParagraph* nextParagraph = NULL; + if ((range.GetEnd() < thisRange.GetEnd()) && obj) + nextParagraph = obj; + else { - wxRichTextParagraph* nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph); - next = next->GetNext(); - if (nextParagraph) - { - // Delete the stuff we need to delete - nextParagraph->DeleteRange(range); + // We're ending at the end of the paragraph, so merge the _next_ paragraph. + if (next) + nextParagraph = wxDynamicCast(next->GetData(), wxRichTextParagraph); + } - // Move the objects to the previous para - wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst(); + bool applyFinalParagraphStyle = firstPara && nextParagraph && nextParagraph != firstPara; - while (node1) - { - wxRichTextObject* obj1 = node1->GetData(); + wxTextAttrEx nextParaAttr; + if (applyFinalParagraphStyle) + { + // Special case when deleting the end of a paragraph - use _this_ paragraph's style, + // not the next one. + if (range.GetStart() == range.GetEnd() && range.GetStart() == thisRange.GetEnd()) + nextParaAttr = thisAttr; + else + nextParaAttr = nextParagraph->GetAttributes(); + } - // If the object is empty, optimise it out - if (obj1->IsEmpty()) - { - delete obj1; - } - else - { - obj->AppendChild(obj1); - } + if (firstPara && nextParagraph && firstPara != nextParagraph) + { + // Move the objects to the previous para + wxRichTextObjectList::compatibility_iterator node1 = nextParagraph->GetChildren().GetFirst(); - wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext(); - nextParagraph->GetChildren().Erase(node1); + while (node1) + { + wxRichTextObject* obj1 = node1->GetData(); - node1 = next1; - } + firstPara->AppendChild(obj1); - // Delete the paragraph - RemoveChild(nextParagraph, true); + wxRichTextObjectList::compatibility_iterator next1 = node1->GetNext(); + nextParagraph->GetChildren().Erase(node1); + node1 = next1; } + + // Delete the paragraph + RemoveChild(nextParagraph, true); + } + + // Avoid empty paragraphs + if (firstPara && firstPara->GetChildren().GetCount() == 0) + { + wxRichTextPlainText* text = new wxRichTextPlainText(wxEmptyString); + firstPara->AppendChild(text); } + if (applyFinalParagraphStyle) + firstPara->SetAttributes(nextParaAttr); + + return true; } } @@ -1439,8 +1553,6 @@ wxString wxRichTextParagraphLayoutBox::GetTextForRange(const wxRichTextRange& ra wxRichTextObject* child = node->GetData(); if (!child->GetRange().IsOutside(range)) { -// if (lineCount > 0) -// text += wxT("\n"); wxRichTextRange childRange = range; childRange.LimitTo(child->GetRange()); @@ -1448,7 +1560,7 @@ wxString wxRichTextParagraphLayoutBox::GetTextForRange(const wxRichTextRange& ra text += childText; - if (childRange.GetEnd() == child->GetRange().GetEnd()) + if ((childRange.GetEnd() == child->GetRange().GetEnd()) && node->GetNext()) text += wxT("\n"); lineCount ++; @@ -1556,7 +1668,7 @@ wxRichTextObject* wxRichTextParagraphLayoutBox::GetLeafObjectAtPosition(long pos } /// Set character or paragraph text attributes: apply character styles only to immediate text nodes -bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxRichTextAttr& style, int flags) +bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxTextAttr& style, int flags) { bool characterStyle = false; bool paragraphStyle = false; @@ -1570,11 +1682,30 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0); bool parasOnly = ((flags & wxRICHTEXT_SETSTYLE_PARAGRAPHS_ONLY) != 0); bool charactersOnly = ((flags & wxRICHTEXT_SETSTYLE_CHARACTERS_ONLY) != 0); + bool resetExistingStyle = ((flags & wxRICHTEXT_SETSTYLE_RESET) != 0); + bool removeStyle = ((flags & wxRICHTEXT_SETSTYLE_REMOVE) != 0); + + // Apply paragraph style first, if any + wxTextAttr wholeStyle(style); + + if (!removeStyle && wholeStyle.HasParagraphStyleName() && GetStyleSheet()) + { + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(wholeStyle.GetParagraphStyleName()); + if (def) + wxRichTextApplyStyle(wholeStyle, def->GetStyleMergedWithBase(GetStyleSheet())); + } // Limit the attributes to be set to the content to only character attributes. - wxRichTextAttr characterAttributes(style); + wxTextAttr characterAttributes(wholeStyle); characterAttributes.SetFlags(characterAttributes.GetFlags() & (wxTEXT_ATTR_CHARACTER)); + if (!removeStyle && characterAttributes.HasCharacterStyleName() && GetStyleSheet()) + { + wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterAttributes.GetCharacterStyleName()); + if (def) + wxRichTextApplyStyle(characterAttributes, def->GetStyleMergedWithBase(GetStyleSheet())); + } + // If we are associated with a control, make undoable; otherwise, apply immediately // to the data. @@ -1618,21 +1749,32 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const else newPara = para; - if (paragraphStyle && !charactersOnly) + // If we're specifying paragraphs only, then we really mean character formatting + // to be included in the paragraph style + if ((paragraphStyle || parasOnly) && !charactersOnly) { - if (applyMinimal) + if (removeStyle) { - // Only apply attributes that will make a difference to the combined - // style as seen on the display - wxRichTextAttr combinedAttr(para->GetCombinedAttributes()); - wxRichTextApplyStyle(newPara->GetAttributes(), style, & combinedAttr); + // Removes the given style from the paragraph + wxRichTextRemoveStyle(newPara->GetAttributes(), style); } + else if (resetExistingStyle) + newPara->GetAttributes() = wholeStyle; else - wxRichTextApplyStyle(newPara->GetAttributes(), style); + { + if (applyMinimal) + { + // Only apply attributes that will make a difference to the combined + // style as seen on the display + wxTextAttr combinedAttr(para->GetCombinedAttributes()); + wxRichTextApplyStyle(newPara->GetAttributes(), wholeStyle, & combinedAttr); + } + else + wxRichTextApplyStyle(newPara->GetAttributes(), wholeStyle); + } } -#if wxRICHTEXT_USE_DYNAMIC_STYLES - // If applying paragraph styles dynamically, don't change the text objects' attributes + // When applying paragraph styles dynamically, don't change the text objects' attributes // since they will computed as needed. Only apply the character styling if it's _only_ // character styling. This policy is subject to change and might be put under user control. @@ -1644,9 +1786,6 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const // if (!paragraphStyle && characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) if (!parasOnly && characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) -#else - if (characterStyle && range.GetStart() != newPara->GetRange().GetEnd()) -#endif { wxRichTextRange childRange(range); childRange.LimitTo(newPara->GetRange()); @@ -1669,7 +1808,7 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const splitPoint ++; // Find last object - if (splitPoint == newPara->GetRange().GetEnd() || splitPoint == (newPara->GetRange().GetEnd() - 1)) + if (splitPoint == newPara->GetRange().GetEnd()) lastObject = newPara->GetChildren().GetLast()->GetData(); else // lastObject is set as a side-effect of splitting. It's @@ -1694,15 +1833,25 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const { wxRichTextObject* child = node2->GetData(); - if (applyMinimal) + if (removeStyle) { - // Only apply attributes that will make a difference to the combined - // style as seen on the display - wxRichTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes())); - wxRichTextApplyStyle(child->GetAttributes(), characterAttributes, & combinedAttr); + // Removes the given style from the paragraph + wxRichTextRemoveStyle(child->GetAttributes(), style); } + else if (resetExistingStyle) + child->GetAttributes() = characterAttributes; else - wxRichTextApplyStyle(child->GetAttributes(), characterAttributes); + { + if (applyMinimal) + { + // Only apply attributes that will make a difference to the combined + // style as seen on the display + wxTextAttr combinedAttr(newPara->GetCombinedAttributes(child->GetAttributes())); + wxRichTextApplyStyle(child->GetAttributes(), characterAttributes, & combinedAttr); + } + else + wxRichTextApplyStyle(child->GetAttributes(), characterAttributes); + } if (node2 == lastNode) break; @@ -1723,53 +1872,20 @@ bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const return true; } -/// Set text attributes -bool wxRichTextParagraphLayoutBox::SetStyle(const wxRichTextRange& range, const wxTextAttrEx& style, int flags) -{ - wxRichTextAttr richStyle = style; - return SetStyle(range, richStyle, flags); -} - /// Get the text attributes for this position. -bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxTextAttrEx& style) +bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxTextAttr& style) { return DoGetStyle(position, style, true); } -/// Get the text attributes for this position. -bool wxRichTextParagraphLayoutBox::GetStyle(long position, wxRichTextAttr& style) -{ - wxTextAttrEx textAttrEx(style); - if (GetStyle(position, textAttrEx)) - { - style = textAttrEx; - return true; - } - else - return false; -} - -/// Get the content (uncombined) attributes for this position. -bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxTextAttrEx& style) +bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxTextAttr& style) { return DoGetStyle(position, style, false); } -bool wxRichTextParagraphLayoutBox::GetUncombinedStyle(long position, wxRichTextAttr& style) -{ - wxTextAttrEx textAttrEx(style); - if (GetUncombinedStyle(position, textAttrEx)) - { - style = textAttrEx; - return true; - } - else - return false; -} - /// Implementation helper for GetStyle. If combineStyles is true, combine base, paragraph and /// context attributes. -bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttrEx& style, bool combineStyles) +bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttr& style, bool combineStyles) { wxRichTextObject* obj wxDUMMY_INITIALIZE(NULL); @@ -1778,7 +1894,6 @@ bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttrEx& style obj = GetParagraphAtPosition(position); if (obj) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES if (combineStyles) { // Start with the base style @@ -1789,9 +1904,7 @@ bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttrEx& style } else style = obj->GetAttributes(); -#else - style = obj->GetAttributes(); -#endif + return true; } } @@ -1800,7 +1913,6 @@ bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttrEx& style obj = GetLeafObjectAtPosition(position); if (obj) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES if (combineStyles) { wxRichTextParagraph* para = wxDynamicCast(obj->GetParent(), wxRichTextParagraph); @@ -1808,9 +1920,7 @@ bool wxRichTextParagraphLayoutBox::DoGetStyle(long position, wxTextAttrEx& style } else style = obj->GetAttributes(); -#else - style = obj->GetAttributes(); -#endif + return true; } } @@ -1824,15 +1934,15 @@ 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(wxTextAttrEx& currentStyle, const wxTextAttrEx& style, long& multipleStyleAttributes) +bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const wxTextAttr& style, long& multipleStyleAttributes, int& multipleTextEffectAttributes) { if (style.HasFont()) { - if (style.HasSize() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_SIZE)) + if (style.HasFontSize() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_SIZE)) { - if (currentStyle.GetFont().Ok() && currentStyle.HasSize()) + if (currentStyle.HasFontSize()) { - if (currentStyle.GetFont().GetPointSize() != style.GetFont().GetPointSize()) + if (currentStyle.GetFontSize() != style.GetFontSize()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_FONT_SIZE; @@ -1841,21 +1951,15 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons } else { - if (!currentStyle.GetFont().Ok()) - wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT); - wxFont font(currentStyle.GetFont()); - font.SetPointSize(style.GetFont().GetPointSize()); - - wxSetFontPreservingStyles(currentStyle, font); - currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_SIZE); + currentStyle.SetFontSize(style.GetFontSize()); } } - if (style.HasItalic() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_ITALIC)) + if (style.HasFontItalic() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_ITALIC)) { - if (currentStyle.GetFont().Ok() && currentStyle.HasItalic()) + if (currentStyle.HasFontItalic()) { - if (currentStyle.GetFont().GetStyle() != style.GetFont().GetStyle()) + if (currentStyle.GetFontStyle() != style.GetFontStyle()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_FONT_ITALIC; @@ -1864,20 +1968,15 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons } else { - if (!currentStyle.GetFont().Ok()) - wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT); - wxFont font(currentStyle.GetFont()); - font.SetStyle(style.GetFont().GetStyle()); - wxSetFontPreservingStyles(currentStyle, font); - currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_ITALIC); + currentStyle.SetFontStyle(style.GetFontStyle()); } } - if (style.HasWeight() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT)) + if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT)) { - if (currentStyle.GetFont().Ok() && currentStyle.HasWeight()) + if (currentStyle.HasFontWeight()) { - if (currentStyle.GetFont().GetWeight() != style.GetFont().GetWeight()) + if (currentStyle.GetFontWeight() != style.GetFontWeight()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_FONT_WEIGHT; @@ -1886,21 +1985,16 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons } else { - if (!currentStyle.GetFont().Ok()) - wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT); - wxFont font(currentStyle.GetFont()); - font.SetWeight(style.GetFont().GetWeight()); - wxSetFontPreservingStyles(currentStyle, font); - currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_WEIGHT); + currentStyle.SetFontWeight(style.GetFontWeight()); } } - if (style.HasFaceName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_FACE)) + if (style.HasFontFaceName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_FACE)) { - if (currentStyle.GetFont().Ok() && currentStyle.HasFaceName()) + if (currentStyle.HasFontFaceName()) { - wxString faceName1(currentStyle.GetFont().GetFaceName()); - wxString faceName2(style.GetFont().GetFaceName()); + wxString faceName1(currentStyle.GetFontFaceName()); + wxString faceName2(style.GetFontFaceName()); if (faceName1 != faceName2) { @@ -1911,20 +2005,15 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons } else { - if (!currentStyle.GetFont().Ok()) - wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT); - wxFont font(currentStyle.GetFont()); - font.SetFaceName(style.GetFont().GetFaceName()); - wxSetFontPreservingStyles(currentStyle, font); - currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_FACE); + currentStyle.SetFontFaceName(style.GetFontFaceName()); } } - if (style.HasUnderlined() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE)) + if (style.HasFontUnderlined() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_FONT_UNDERLINE)) { - if (currentStyle.GetFont().Ok() && currentStyle.HasUnderlined()) + if (currentStyle.HasFontUnderlined()) { - if (currentStyle.GetFont().GetUnderlined() != style.GetFont().GetUnderlined()) + if (currentStyle.GetFontUnderlined() != style.GetFontUnderlined()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_FONT_UNDERLINE; @@ -1933,12 +2022,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons } else { - if (!currentStyle.GetFont().Ok()) - wxSetFontPreservingStyles(currentStyle, *wxNORMAL_FONT); - wxFont font(currentStyle.GetFont()); - font.SetUnderlined(style.GetFont().GetUnderlined()); - wxSetFontPreservingStyles(currentStyle, font); - currentStyle.SetFlags(currentStyle.GetFlags() | wxTEXT_ATTR_FONT_UNDERLINE); + currentStyle.SetFontUnderlined(style.GetFontUnderlined()); } } } @@ -2037,7 +2121,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons { if (currentStyle.HasParagraphSpacingAfter()) { - if (currentStyle.HasParagraphSpacingAfter() != style.HasParagraphSpacingAfter()) + if (currentStyle.GetParagraphSpacingAfter() != style.GetParagraphSpacingAfter()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_PARA_SPACING_AFTER; @@ -2052,7 +2136,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons { if (currentStyle.HasParagraphSpacingBefore()) { - if (currentStyle.HasParagraphSpacingBefore() != style.HasParagraphSpacingBefore()) + if (currentStyle.GetParagraphSpacingBefore() != style.GetParagraphSpacingBefore()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_PARA_SPACING_BEFORE; @@ -2067,7 +2151,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons { if (currentStyle.HasLineSpacing()) { - if (currentStyle.HasLineSpacing() != style.HasLineSpacing()) + if (currentStyle.GetLineSpacing() != style.GetLineSpacing()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_LINE_SPACING; @@ -2082,7 +2166,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons { if (currentStyle.HasCharacterStyleName()) { - if (currentStyle.HasCharacterStyleName() != style.HasCharacterStyleName()) + if (currentStyle.GetCharacterStyleName() != style.GetCharacterStyleName()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_CHARACTER_STYLE_NAME; @@ -2097,7 +2181,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons { if (currentStyle.HasParagraphStyleName()) { - if (currentStyle.HasParagraphStyleName() != style.HasParagraphStyleName()) + if (currentStyle.GetParagraphStyleName() != style.GetParagraphStyleName()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_PARAGRAPH_STYLE_NAME; @@ -2108,11 +2192,26 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons currentStyle.SetParagraphStyleName(style.GetParagraphStyleName()); } + if (style.HasListStyleName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_LIST_STYLE_NAME)) + { + if (currentStyle.HasListStyleName()) + { + if (currentStyle.GetListStyleName() != style.GetListStyleName()) + { + // Clash of style - mark as such + multipleStyleAttributes |= wxTEXT_ATTR_LIST_STYLE_NAME; + currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_LIST_STYLE_NAME); + } + } + else + currentStyle.SetListStyleName(style.GetListStyleName()); + } + if (style.HasBulletStyle() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_STYLE)) { if (currentStyle.HasBulletStyle()) { - if (currentStyle.HasBulletStyle() != style.HasBulletStyle()) + if (currentStyle.GetBulletStyle() != style.GetBulletStyle()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_BULLET_STYLE; @@ -2127,7 +2226,7 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons { if (currentStyle.HasBulletNumber()) { - if (currentStyle.HasBulletNumber() != style.HasBulletNumber()) + if (currentStyle.GetBulletNumber() != style.GetBulletNumber()) { // Clash of style - mark as such multipleStyleAttributes |= wxTEXT_ATTR_BULLET_NUMBER; @@ -2138,24 +2237,100 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons currentStyle.SetBulletNumber(style.GetBulletNumber()); } - if (style.HasBulletSymbol() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_SYMBOL)) + if (style.HasBulletText() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_TEXT)) { - if (currentStyle.HasBulletSymbol()) + if (currentStyle.HasBulletText()) { - if (currentStyle.HasBulletSymbol() != style.HasBulletSymbol()) + if (currentStyle.GetBulletText() != style.GetBulletText()) { // Clash of style - mark as such - multipleStyleAttributes |= wxTEXT_ATTR_BULLET_SYMBOL; - currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_SYMBOL); + multipleStyleAttributes |= wxTEXT_ATTR_BULLET_TEXT; + currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_TEXT); } } else { - currentStyle.SetBulletSymbol(style.GetBulletSymbol()); + currentStyle.SetBulletText(style.GetBulletText()); currentStyle.SetBulletFont(style.GetBulletFont()); } } + if (style.HasBulletName() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_BULLET_NAME)) + { + if (currentStyle.HasBulletName()) + { + if (currentStyle.GetBulletName() != style.GetBulletName()) + { + // Clash of style - mark as such + multipleStyleAttributes |= wxTEXT_ATTR_BULLET_NAME; + currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_BULLET_NAME); + } + } + else + { + currentStyle.SetBulletName(style.GetBulletName()); + } + } + + if (style.HasURL() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_URL)) + { + if (currentStyle.HasURL()) + { + if (currentStyle.GetURL() != style.GetURL()) + { + // Clash of style - mark as such + multipleStyleAttributes |= wxTEXT_ATTR_URL; + currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_URL); + } + } + else + { + currentStyle.SetURL(style.GetURL()); + } + } + + if (style.HasTextEffects() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_EFFECTS)) + { + if (currentStyle.HasTextEffects()) + { + // We need to find the bits in the new style that are different: + // just look at those bits that are specified by the new style. + + int currentRelevantTextEffects = currentStyle.GetTextEffects() & style.GetTextEffectFlags(); + int newRelevantTextEffects = style.GetTextEffects() & style.GetTextEffectFlags(); + + if (currentRelevantTextEffects != newRelevantTextEffects) + { + // Find the text effects that were different, using XOR + int differentEffects = currentRelevantTextEffects ^ newRelevantTextEffects; + + // Clash of style - mark as such + multipleTextEffectAttributes |= differentEffects; + currentStyle.SetTextEffectFlags(currentStyle.GetTextEffectFlags() & ~differentEffects); + } + } + else + { + currentStyle.SetTextEffects(style.GetTextEffects()); + currentStyle.SetTextEffectFlags(style.GetTextEffectFlags()); + } + } + + if (style.HasOutlineLevel() && !wxHasStyle(multipleStyleAttributes, wxTEXT_ATTR_OUTLINE_LEVEL)) + { + if (currentStyle.HasOutlineLevel()) + { + if (currentStyle.GetOutlineLevel() != style.GetOutlineLevel()) + { + // Clash of style - mark as such + multipleStyleAttributes |= wxTEXT_ATTR_OUTLINE_LEVEL; + currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_OUTLINE_LEVEL); + } + } + else + currentStyle.SetOutlineLevel(style.GetOutlineLevel()); + } + return true; } @@ -2163,12 +2338,13 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttrEx& currentStyle, cons /// that attribute is not present within the flags. /// *** Note that this is not recursive, and so assumes that content inside a paragraph is not itself /// nested. -bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxTextAttrEx& style) +bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range, wxTextAttr& style) { - style = wxTextAttrEx(); + style = wxTextAttr(); // The attributes that aren't valid because of multiple styles within the range long multipleStyleAttributes = 0; + int multipleTextEffectAttributes = 0; wxRichTextObjectList::compatibility_iterator node = GetChildren().GetFirst(); while (node) @@ -2178,9 +2354,9 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range { if (para->GetChildren().GetCount() == 0) { - wxTextAttrEx paraStyle = para->GetCombinedAttributes(); + wxTextAttr paraStyle = para->GetCombinedAttributes(); - CollectStyle(style, paraStyle, multipleStyleAttributes); + CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes); } else { @@ -2188,9 +2364,9 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range paraRange.LimitTo(range); // First collect paragraph attributes only - wxTextAttrEx paraStyle = para->GetCombinedAttributes(); + wxTextAttr paraStyle = para->GetCombinedAttributes(); paraStyle.SetFlags(paraStyle.GetFlags() & wxTEXT_ATTR_PARAGRAPH); - CollectStyle(style, paraStyle, multipleStyleAttributes); + CollectStyle(style, paraStyle, multipleStyleAttributes, multipleTextEffectAttributes); wxRichTextObjectList::compatibility_iterator childNode = para->GetChildren().GetFirst(); @@ -2199,12 +2375,12 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range wxRichTextObject* child = childNode->GetData(); if (!(child->GetRange().GetStart() > range.GetEnd() || child->GetRange().GetEnd() < range.GetStart())) { - wxTextAttrEx childStyle = para->GetCombinedAttributes(child->GetAttributes()); + wxTextAttr childStyle = para->GetCombinedAttributes(child->GetAttributes()); // Now collect character attributes only childStyle.SetFlags(childStyle.GetFlags() & wxTEXT_ATTR_CHARACTER); - CollectStyle(style, childStyle, multipleStyleAttributes); + CollectStyle(style, childStyle, multipleStyleAttributes, multipleTextEffectAttributes); } childNode = childNode->GetNext(); @@ -2217,21 +2393,9 @@ bool wxRichTextParagraphLayoutBox::GetStyleForRange(const wxRichTextRange& range } /// Set default style -bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttrEx& style) +bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttr& style) { - // I don't think the default style should be combined with the previous - // default style. m_defaultAttributes = style; - -#if 0 - // keep the old attributes if the new style doesn't specify them unless the - // new style is empty - then reset m_defaultStyle (as there is no other way - // to do it) - if ( style.IsDefault() ) - m_defaultAttributes = style; - else - m_defaultAttributes = wxTextAttrEx::CombineEx(style, m_defaultAttributes, NULL); -#endif return true; } @@ -2239,7 +2403,7 @@ bool wxRichTextParagraphLayoutBox::SetDefaultStyle(const wxTextAttrEx& style) /// of the attributes are different within the range, the test fails. You /// can use this to implement, for example, bold button updating. style must have /// flags indicating which attributes are of interest. -bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const +bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttr& style) const { int foundCount = 0; int matchingCount = 0; @@ -2266,11 +2430,8 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& if (!child->GetRange().IsOutside(range) && child->IsKindOf(CLASSINFO(wxRichTextPlainText))) { foundCount ++; -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx textAttr = para->GetCombinedAttributes(child->GetAttributes()); -#else - const wxTextAttrEx& textAttr = child->GetAttributes(); -#endif + wxTextAttr textAttr = para->GetCombinedAttributes(child->GetAttributes()); + if (wxTextAttrEqPartial(textAttr, style, style.GetFlags())) matchingCount ++; } @@ -2286,17 +2447,11 @@ bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& return foundCount == matchingCount; } -bool wxRichTextParagraphLayoutBox::HasCharacterAttributes(const wxRichTextRange& range, const wxTextAttrEx& style) const -{ - wxRichTextAttr richStyle = style; - return HasCharacterAttributes(range, richStyle); -} - /// Test if this whole range has paragraph attributes of the specified kind. If any /// of the attributes are different within the range, the test fails. You /// can use this to implement, for example, centering button updating. style must have /// flags indicating which attributes are of interest. -bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxRichTextAttr& style) const +bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttr& style) const { int foundCount = 0; int matchingCount = 0; @@ -2315,14 +2470,10 @@ bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& if (!para->GetRange().IsOutside(range)) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx textAttr = GetAttributes(); + wxTextAttr textAttr = GetAttributes(); // Apply the paragraph style wxRichTextApplyStyle(textAttr, para->GetAttributes()); -#else - const wxTextAttrEx& textAttr = para->GetAttributes(); -#endif foundCount ++; if (wxTextAttrEqPartial(textAttr, style, style.GetFlags())) matchingCount ++; @@ -2334,12 +2485,6 @@ bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& return foundCount == matchingCount; } -bool wxRichTextParagraphLayoutBox::HasParagraphAttributes(const wxRichTextRange& range, const wxTextAttrEx& style) const -{ - wxRichTextAttr richStyle = style; - return HasParagraphAttributes(range, richStyle); -} - void wxRichTextParagraphLayoutBox::Clear() { DeleteChildren(); @@ -2349,7 +2494,18 @@ void wxRichTextParagraphLayoutBox::Reset() { Clear(); + wxRichTextBuffer* buffer = wxDynamicCast(this, wxRichTextBuffer); + if (buffer && GetRichTextCtrl()) + { + wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_BUFFER_RESET, GetRichTextCtrl()->GetId()); + event.SetEventObject(GetRichTextCtrl()); + + buffer->SendEvent(event, true); + } + AddParagraph(wxEmptyString); + + Invalidate(wxRICHTEXT_ALL); } /// Invalidate the buffer. With no argument, invalidates whole buffer. @@ -2402,6 +2558,29 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh int foundCount = 0; + wxRichTextAttr attr(GetBasicStyle()); + if (GetBasicStyle().HasParagraphStyleName()) + { + wxRichTextParagraphStyleDefinition* paraDef = styleSheet->FindParagraphStyle(GetBasicStyle().GetParagraphStyleName()); + if (paraDef) + { + attr.Apply(paraDef->GetStyleMergedWithBase(styleSheet)); + SetBasicStyle(attr); + foundCount ++; + } + } + + if (GetBasicStyle().HasCharacterStyleName()) + { + wxRichTextCharacterStyleDefinition* charDef = styleSheet->FindCharacterStyle(GetBasicStyle().GetCharacterStyleName()); + if (charDef) + { + attr.Apply(charDef->GetStyleMergedWithBase(styleSheet)); + SetBasicStyle(attr); + foundCount ++; + } + } + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); while (node) { @@ -2410,877 +2589,1352 @@ bool wxRichTextParagraphLayoutBox::ApplyStyleSheet(wxRichTextStyleSheet* styleSh if (para) { - if (!para->GetAttributes().GetParagraphStyleName().IsEmpty()) + // Combine paragraph and list styles. If there is a list style in the original attributes, + // the current indentation overrides anything else and is used to find the item indentation. + // Also, for applying paragraph styles, consider having 2 modes: (1) we merge with what we have, + // thereby taking into account all user changes, (2) reset the style completely (except for indentation/list + // exception as above). + // Problem: when changing from one list style to another, there's a danger that the level info will get lost. + // So when changing a list style interactively, could retrieve level based on current style, then + // set appropriate indent and apply new style. + + if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && !para->GetAttributes().GetListStyleName().IsEmpty()) { - wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName()); - if (def) + int currentIndent = para->GetAttributes().GetLeftIndent(); + + wxRichTextParagraphStyleDefinition* paraDef = styleSheet->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName()); + wxRichTextListStyleDefinition* listDef = styleSheet->FindListStyle(para->GetAttributes().GetListStyleName()); + if (paraDef && !listDef) { - para->GetAttributes() = def->GetStyle(); + para->GetAttributes() = paraDef->GetStyleMergedWithBase(styleSheet); foundCount ++; } - } - } + else if (listDef && !paraDef) + { + // Set overall style defined for the list style definition + para->GetAttributes() = listDef->GetStyleMergedWithBase(styleSheet); + + // Apply the style for this level + wxRichTextApplyStyle(para->GetAttributes(), * listDef->GetLevelAttributes(listDef->FindLevelForIndent(currentIndent))); + foundCount ++; + } + else if (listDef && paraDef) + { + // Combines overall list style, style for level, and paragraph style + para->GetAttributes() = listDef->CombineWithParagraphStyle(currentIndent, paraDef->GetStyleMergedWithBase(styleSheet)); + foundCount ++; + } + } + else if (para->GetAttributes().GetParagraphStyleName().IsEmpty() && !para->GetAttributes().GetListStyleName().IsEmpty()) + { + int currentIndent = para->GetAttributes().GetLeftIndent(); + + wxRichTextListStyleDefinition* listDef = styleSheet->FindListStyle(para->GetAttributes().GetListStyleName()); + + // Overall list definition style + para->GetAttributes() = listDef->GetStyleMergedWithBase(styleSheet); + + // Style for this level + wxRichTextApplyStyle(para->GetAttributes(), * listDef->GetLevelAttributes(listDef->FindLevelForIndent(currentIndent))); + + foundCount ++; + } + else if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && para->GetAttributes().GetListStyleName().IsEmpty()) + { + wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName()); + if (def) + { + para->GetAttributes() = def->GetStyleMergedWithBase(styleSheet); + foundCount ++; + } + } + } node = node->GetNext(); } return foundCount != 0; } -/*! - * wxRichTextParagraph - * This object represents a single paragraph (or in a straight text editor, a line). - */ +/// Set list style +bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel) +{ + wxRichTextStyleSheet* styleSheet = GetStyleSheet(); -IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraph, wxRichTextBox) + bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0); + // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0); + bool specifyLevel = ((flags & wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL) != 0); + bool renumber = ((flags & wxRICHTEXT_SETSTYLE_RENUMBER) != 0); -wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxTextAttrEx* style): - wxRichTextBox(parent) -{ - if (parent && !style) - SetAttributes(parent->GetAttributes()); - if (style) - SetAttributes(*style); -} + // Current number, if numbering + int n = startFrom; -wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxTextAttrEx* style): - wxRichTextBox(parent) -{ - if (parent && !style) - SetAttributes(parent->GetAttributes()); - if (style) - SetAttributes(*style); + wxASSERT (!specifyLevel || (specifyLevel && (specifiedLevel >= 0))); - AppendChild(new wxRichTextPlainText(text, this)); -} + // If we are associated with a control, make undoable; otherwise, apply immediately + // to the data. -wxRichTextParagraph::~wxRichTextParagraph() -{ - ClearLines(); -} + bool haveControl = (GetRichTextCtrl() != NULL); -/// Draw the item -bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& WXUNUSED(range), const wxRichTextRange& selectionRange, const wxRect& WXUNUSED(rect), int WXUNUSED(descent), int style) -{ -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx attr = GetCombinedAttributes(); -#else - const wxTextAttrEx& attr = GetAttributes(); -#endif + wxRichTextAction* action = NULL; - // Draw the bullet, if any - if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) + if (haveControl && withUndo) { - if (attr.GetLeftSubIndent() != 0) + action = new wxRichTextAction(NULL, _("Change List Style"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl()); + action->SetRange(range); + action->SetPosition(GetRichTextCtrl()->GetCaretPosition()); + } + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + wxASSERT (para != NULL); + + if (para && para->GetChildCount() > 0) { - int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore()); - int leftIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftIndent()); + // Stop searching if we're beyond the range of interest + if (para->GetRange().GetStart() > range.GetEnd()) + break; - if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_BITMAP) - { - // TODO - } - else + if (!para->GetRange().IsOutside(range)) { - wxString bulletText = GetBulletText(); - if (!bulletText.empty()) + // We'll be using a copy of the paragraph to make style changes, + // not updating the buffer directly. + wxRichTextParagraph* newPara wxDUMMY_INITIALIZE(NULL); + + if (haveControl && withUndo) { - // Get the combined font, or if a font is specified for a symbol bullet, - // create the font + newPara = new wxRichTextParagraph(*para); + action->GetNewParagraphs().AppendChild(newPara); + + // Also store the old ones for Undo + action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para)); + } + else + newPara = para; - wxTextAttrEx bulletAttr(GetCombinedAttributes()); - wxFont font; - if ((attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL) && !attr.GetBulletFont().IsEmpty() && bulletAttr.GetFont().Ok()) + if (def) + { + int thisIndent = newPara->GetAttributes().GetLeftIndent(); + int thisLevel = specifyLevel ? specifiedLevel : def->FindLevelForIndent(thisIndent); + + // How is numbering going to work? + // If we are renumbering, or numbering for the first time, we need to keep + // track of the number for each level. But we might be simply applying a different + // list style. + // In Word, applying a style to several paragraphs, even if at different levels, + // reverts the level back to the same one. So we could do the same here. + // Renumbering will need to be done when we promote/demote a paragraph. + + // Apply the overall list style, and item style for this level + wxTextAttr listStyle(def->GetCombinedStyleForLevel(thisLevel, styleSheet)); + wxRichTextApplyStyle(newPara->GetAttributes(), listStyle); + + // Now we need to do numbering + if (renumber) { - font = (*wxTheFontList->FindOrCreateFont(bulletAttr.GetFont().GetPointSize(), bulletAttr.GetFont().GetFamily(), - bulletAttr.GetFont().GetStyle(), bulletAttr.GetFont().GetWeight(), bulletAttr.GetFont().GetUnderlined(), - attr.GetBulletFont())); + newPara->GetAttributes().SetBulletNumber(n); } - else if (bulletAttr.GetFont().Ok()) - font = bulletAttr.GetFont(); - else - font = (*wxNORMAL_FONT); - - dc.SetFont(font); - if (bulletAttr.GetTextColour().Ok()) - dc.SetTextForeground(bulletAttr.GetTextColour()); + n ++; + } + else if (!newPara->GetAttributes().GetListStyleName().IsEmpty()) + { + // if def is NULL, remove list style, applying any associated paragraph style + // to restore the attributes - dc.SetBackgroundMode(wxTRANSPARENT); + newPara->GetAttributes().SetListStyleName(wxEmptyString); + newPara->GetAttributes().SetLeftIndent(0, 0); + newPara->GetAttributes().SetBulletText(wxEmptyString); - // Get line height from first line, if any - wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : (wxRichTextLine*) NULL; + // Eliminate the main list-related attributes + newPara->GetAttributes().SetFlags(newPara->GetAttributes().GetFlags() & ~wxTEXT_ATTR_LEFT_INDENT & ~wxTEXT_ATTR_BULLET_STYLE & ~wxTEXT_ATTR_BULLET_NUMBER & ~wxTEXT_ATTR_BULLET_TEXT & wxTEXT_ATTR_LIST_STYLE_NAME); - wxPoint linePos; - int lineHeight wxDUMMY_INITIALIZE(0); - if (line) + if (styleSheet && !newPara->GetAttributes().GetParagraphStyleName().IsEmpty()) { - lineHeight = line->GetSize().y; - linePos = line->GetPosition() + GetPosition(); - } - else - { - lineHeight = dc.GetCharHeight(); - linePos = GetPosition(); - linePos.y += spaceBeforePara; + wxRichTextParagraphStyleDefinition* def = styleSheet->FindParagraphStyle(newPara->GetAttributes().GetParagraphStyleName()); + if (def) + { + newPara->GetAttributes() = def->GetStyleMergedWithBase(styleSheet); + } } - - int charHeight = dc.GetCharHeight(); - - int x = GetPosition().x + leftIndent; - int y = linePos.y + (lineHeight - charHeight); - - dc.DrawText(bulletText, x, y); } } } + + node = node->GetNext(); } - // Draw the range for each line, one object at a time. + // Do action, or delay it until end of batch. + if (haveControl && withUndo) + GetRichTextCtrl()->GetBuffer().SubmitAction(action); - wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); - while (node) + return true; +} + +bool wxRichTextParagraphLayoutBox::SetListStyle(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel) +{ + if (GetStyleSheet()) { - wxRichTextLine* line = node->GetData(); - wxRichTextRange lineRange = line->GetAbsoluteRange(); + wxRichTextListStyleDefinition* def = GetStyleSheet()->FindListStyle(defName); + if (def) + return SetListStyle(range, def, flags, startFrom, specifiedLevel); + } + return false; +} - int maxDescent = line->GetDescent(); +/// Clear list for given range +bool wxRichTextParagraphLayoutBox::ClearListStyle(const wxRichTextRange& range, int flags) +{ + return SetListStyle(range, NULL, flags); +} - // Lines are specified relative to the paragraph +/// Number/renumber any list elements in the given range +bool wxRichTextParagraphLayoutBox::NumberList(const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel) +{ + return DoNumberList(range, range, 0, def, flags, startFrom, specifiedLevel); +} - wxPoint linePosition = line->GetPosition() + GetPosition(); - wxPoint objectPosition = linePosition; +/// Number/renumber any list elements in the given range. Also do promotion or demotion of items, if specified +bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, const wxRichTextRange& promotionRange, int promoteBy, + wxRichTextListStyleDefinition* def, int flags, int startFrom, int specifiedLevel) +{ + wxRichTextStyleSheet* styleSheet = GetStyleSheet(); - // 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().IsOutside(lineRange)) - { - // Draw this part of the line at the correct position - wxRichTextRange objectRange(child->GetRange()); - objectRange.LimitTo(lineRange); + bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0); + // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0); +#ifdef __WXDEBUG__ + bool specifyLevel = ((flags & wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL) != 0); +#endif - wxSize objectSize; - int descent = 0; - child->GetRangeSize(objectRange, objectSize, descent, dc, wxRICHTEXT_UNFORMATTED, objectPosition); + bool renumber = ((flags & wxRICHTEXT_SETSTYLE_RENUMBER) != 0); - // 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); + // Max number of levels + const int maxLevels = 10; - 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; + // The level we're looking at now + int currentLevel = -1; - node2 = node2->GetNext(); - } + // The item number for each level + int levels[maxLevels]; + int i; - node = node->GetNext(); + // Reset all numbering + for (i = 0; i < maxLevels; i++) + { + if (startFrom != -1) + levels[i] = startFrom-1; + else if (renumber) // start again + levels[i] = 0; + else + levels[i] = -1; // start from the number we found, if any } - return true; -} - -/// Lay the item out -bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) -{ -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx attr = GetCombinedAttributes(); -#else - const wxTextAttrEx& attr = GetAttributes(); -#endif + wxASSERT(!specifyLevel || (specifyLevel && (specifiedLevel >= 0))); - // ClearLines(); + // If we are associated with a control, make undoable; otherwise, apply immediately + // to the data. - // Increase the size of the paragraph due to spacing - int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore()); - int spaceAfterPara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingAfter()); - int leftIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftIndent()); - int leftSubIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftSubIndent()); - int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); + bool haveControl = (GetRichTextCtrl() != NULL); - int lineSpacing = 0; + wxRichTextAction* action = NULL; - // Let's assume line spacing of 10 is normal, 15 is 1.5, 20 is 2, etc. - if (attr.GetLineSpacing() > 10 && attr.GetFont().Ok()) + if (haveControl && withUndo) { - dc.SetFont(attr.GetFont()); - lineSpacing = (ConvertTenthsMMToPixels(dc, dc.GetCharHeight()) * attr.GetLineSpacing())/10; + action = new wxRichTextAction(NULL, _("Renumber List"), wxRICHTEXT_CHANGE_STYLE, & GetRichTextCtrl()->GetBuffer(), GetRichTextCtrl()); + action->SetRange(range); + action->SetPosition(GetRichTextCtrl()->GetCaretPosition()); } - // 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; + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + wxASSERT (para != NULL); - // If we have a bullet in this paragraph, the start position for the first line's text - // is actually leftIndent + leftSubIndent. - if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) - startPositionFirstLine = startPositionSubsequentLines; + if (para && para->GetChildCount() > 0) + { + // Stop searching if we're beyond the range of interest + if (para->GetRange().GetStart() > range.GetEnd()) + break; - long lastEndPos = GetRange().GetStart()-1; - long lastCompletedEndPos = lastEndPos; + if (!para->GetRange().IsOutside(range)) + { + // We'll be using a copy of the paragraph to make style changes, + // not updating the buffer directly. + wxRichTextParagraph* newPara wxDUMMY_INITIALIZE(NULL); - int currentWidth = 0; - SetPosition(rect.GetPosition()); + if (haveControl && withUndo) + { + newPara = new wxRichTextParagraph(*para); + action->GetNewParagraphs().AppendChild(newPara); - wxPoint currentPosition(0, spaceBeforePara); // We will calculate lines relative to paragraph - int lineHeight = 0; - int maxWidth = 0; - int maxDescent = 0; + // Also store the old ones for Undo + action->GetOldParagraphs().AppendChild(new wxRichTextParagraph(*para)); + } + else + newPara = para; - int lineCount = 0; + wxRichTextListStyleDefinition* defToUse = def; + if (!defToUse) + { + if (styleSheet && !newPara->GetAttributes().GetListStyleName().IsEmpty()) + defToUse = styleSheet->FindListStyle(newPara->GetAttributes().GetListStyleName()); + } - // Split up lines + if (defToUse) + { + int thisIndent = newPara->GetAttributes().GetLeftIndent(); + int thisLevel = defToUse->FindLevelForIndent(thisIndent); - // We may need to go back to a previous child, in which case create the new line, - // find the child corresponding to the start position of the string, and - // continue. + // If we've specified a level to apply to all, change the level. + if (specifiedLevel != -1) + thisLevel = specifiedLevel; - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); - while (node) - { - wxRichTextObject* child = node->GetData(); + // Do promotion if specified + if ((promoteBy != 0) && !para->GetRange().IsOutside(promotionRange)) + { + thisLevel = thisLevel - promoteBy; + if (thisLevel < 0) + thisLevel = 0; + if (thisLevel > 9) + thisLevel = 9; + } - // 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? - // since for example if position is dependent on vertical line size, we - // can't tell the position until the size is determined. So possibly introduce - // another layout phase. + // Apply the overall list style, and item style for this level + wxTextAttr listStyle(defToUse->GetCombinedStyleForLevel(thisLevel, styleSheet)); + wxRichTextApplyStyle(newPara->GetAttributes(), listStyle); - child->Layout(dc, rect, style); + // OK, we've (re)applied the style, now let's get the numbering right. - // Available width depends on whether we're on the first or subsequent lines - int availableSpaceForText = (lineCount == 0 ? availableTextSpaceFirstLine : availableTextSpaceSubsequentLines); + if (currentLevel == -1) + currentLevel = thisLevel; - 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. + // Same level as before, do nothing except increment level's number afterwards + if (currentLevel == thisLevel) + { + } + // A deeper level: start renumbering all levels after current level + else if (thisLevel > currentLevel) + { + for (i = currentLevel+1; i <= thisLevel; i++) + { + levels[i] = 0; + } + currentLevel = thisLevel; + } + else if (thisLevel < currentLevel) + { + currentLevel = thisLevel; + } - wxSize childSize; - int childDescent = 0; - if (lastEndPos == child->GetRange().GetStart() - 1) - { - childSize = child->GetCachedSize(); - childDescent = child->GetDescent(); - } - else - GetRangeSize(wxRichTextRange(lastEndPos+1, child->GetRange().GetEnd()), childSize, childDescent, dc, wxRICHTEXT_UNFORMATTED,rect.GetPosition()); + // Use the current numbering if -1 and we have a bullet number already + if (levels[currentLevel] == -1) + { + if (newPara->GetAttributes().HasBulletNumber()) + levels[currentLevel] = newPara->GetAttributes().GetBulletNumber(); + else + levels[currentLevel] = 1; + } + else + { + levels[currentLevel] ++; + } - if (childSize.x + currentWidth > availableSpaceForText) - { - long wrapPosition = 0; + newPara->GetAttributes().SetBulletNumber(levels[currentLevel]); - // 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 the function failed, just cut it off at the end of this child. - wrapPosition = child->GetRange().GetEnd(); + // Create the bullet text if an outline list + if (listStyle.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_OUTLINE) + { + wxString text; + for (i = 0; i <= currentLevel; i++) + { + if (!text.IsEmpty()) + text += wxT("."); + text += wxString::Format(wxT("%d"), levels[i]); + } + newPara->GetAttributes().SetBulletText(text); + } + } } - - // FindWrapPosition can still return a value that will put us in an endless wrapping loop - if (wrapPosition <= lastCompletedEndPos) - wrapPosition = wxMax(lastCompletedEndPos+1,child->GetRange().GetEnd()); - - // wxLogDebug(wxT("Split at %ld"), wrapPosition); - - // Let's find the actual size of the current line now - wxSize actualSize; - wxRichTextRange actualRange(lastCompletedEndPos+1, wrapPosition); - GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED); - currentWidth = actualSize.x; - lineHeight = wxMax(lineHeight, actualSize.y); - maxDescent = wxMax(childDescent, maxDescent); - - // Add a new line - wxRichTextLine* line = AllocateLine(lineCount); - - // Set relative range so we won't have to change line ranges when paragraphs are moved - line->SetRange(wxRichTextRange(actualRange.GetStart() - GetRange().GetStart(), actualRange.GetEnd() - GetRange().GetStart())); - line->SetPosition(currentPosition); - line->SetSize(wxSize(currentWidth, lineHeight)); - line->SetDescent(maxDescent); - - // Now move down a line. TODO: add margins, spacing - currentPosition.y += lineHeight; - currentPosition.y += lineSpacing; - currentWidth = 0; - maxDescent = 0; - maxWidth = wxMax(maxWidth, currentWidth); - - lineCount ++; - - // TODO: account for zero-length objects, such as fields - wxASSERT(wrapPosition > lastCompletedEndPos); - - lastEndPos = wrapPosition; - lastCompletedEndPos = lastEndPos; - - lineHeight = 0; - - // May need to set the node back to a previous one, due to searching back in wrapping - wxRichTextObject* childAfterWrapPosition = FindObjectAtPosition(wrapPosition+1); - if (childAfterWrapPosition) - node = m_children.Find(childAfterWrapPosition); - else - node = node->GetNext(); - } - else - { - // We still fit, so don't add a line, and keep going - currentWidth += childSize.x; - lineHeight = wxMax(lineHeight, childSize.y); - maxDescent = wxMax(childDescent, maxDescent); - - maxWidth = wxMax(maxWidth, currentWidth); - lastEndPos = child->GetRange().GetEnd(); - - node = node->GetNext(); - } - } - - // Add the last line - it's the current pos -> last para pos - // Substract -1 because the last position is always the end-paragraph position. - if (lastCompletedEndPos <= GetRange().GetEnd()-1) - { - currentPosition.x = (lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines); - - wxRichTextLine* line = AllocateLine(lineCount); - - wxRichTextRange actualRange(lastCompletedEndPos+1, GetRange().GetEnd()-1); - - // Set relative range so we won't have to change line ranges when paragraphs are moved - line->SetRange(wxRichTextRange(actualRange.GetStart() - GetRange().GetStart(), actualRange.GetEnd() - GetRange().GetStart())); - - line->SetPosition(currentPosition); - - if (lineHeight == 0) - { - if (attr.GetFont().Ok()) - dc.SetFont(attr.GetFont()); - lineHeight = dc.GetCharHeight(); - } - if (maxDescent == 0) - { - int w, h; - dc.GetTextExtent(wxT("X"), & w, &h, & maxDescent); } - line->SetSize(wxSize(currentWidth, lineHeight)); - line->SetDescent(maxDescent); - currentPosition.y += lineHeight; - currentPosition.y += lineSpacing; - lineCount ++; + node = node->GetNext(); } - // Remove remaining unused line objects, if any - ClearUnusedLines(lineCount); - - // Apply styles to wrapped lines - ApplyParagraphStyle(attr, rect); - - SetCachedSize(wxSize(maxWidth, currentPosition.y + spaceBeforePara + spaceAfterPara)); - - m_dirty = false; + // Do action, or delay it until end of batch. + if (haveControl && withUndo) + GetRichTextCtrl()->GetBuffer().SubmitAction(action); return true; } -/// Apply paragraph styles, such as centering, to wrapped lines -void wxRichTextParagraph::ApplyParagraphStyle(const wxTextAttrEx& attr, const wxRect& rect) +bool wxRichTextParagraphLayoutBox::NumberList(const wxRichTextRange& range, const wxString& defName, int flags, int startFrom, int specifiedLevel) { - if (!attr.HasAlignment()) - return; - - wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); - while (node) + if (GetStyleSheet()) { - wxRichTextLine* line = node->GetData(); + wxRichTextListStyleDefinition* def = NULL; + if (!defName.IsEmpty()) + def = GetStyleSheet()->FindListStyle(defName); + return NumberList(range, def, flags, startFrom, specifiedLevel); + } + return false; +} - wxPoint pos = line->GetPosition(); - wxSize size = line->GetSize(); +/// Promote the list items within the given range. promoteBy can be a positive or negative number, e.g. 1 or -1 +bool wxRichTextParagraphLayoutBox::PromoteList(int promoteBy, const wxRichTextRange& range, wxRichTextListStyleDefinition* def, int flags, int specifiedLevel) +{ + // TODO + // One strategy is to first work out the range within which renumbering must occur. Then could pass these two ranges + // to NumberList with a flag indicating promotion is required within one of the ranges. + // Find first and last paragraphs in range. Then for first, calculate new indentation and look back until we find + // a paragraph that either has no list style, or has one that is different or whose indentation is less. + // We start renumbering from the para after that different para we found. We specify that the numbering of that + // list position will start from 1. + // Similarly, we look after the last para in the promote range for an indentation that is less (or no list style). + // We can end the renumbering at this point. - // centering, right-justification - if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) - { - pos.x = (rect.GetWidth() - size.x)/2 + pos.x; - line->SetPosition(pos); - } - else if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) - { - pos.x = rect.GetRight() - size.x; - line->SetPosition(pos); - } + // For now, only renumber within the promotion range. - node = node->GetNext(); - } + return DoNumberList(range, range, promoteBy, def, flags, 1, specifiedLevel); } -/// Insert text at the given position -bool wxRichTextParagraph::InsertText(long pos, const wxString& text) +bool wxRichTextParagraphLayoutBox::PromoteList(int promoteBy, const wxRichTextRange& range, const wxString& defName, int flags, int specifiedLevel) { - wxRichTextObject* childToUse = NULL; - wxRichTextObjectList::compatibility_iterator nodeToUse = wxRichTextObjectList::compatibility_iterator(); - - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); - while (node) + if (GetStyleSheet()) { - wxRichTextObject* child = node->GetData(); - if (child->GetRange().Contains(pos) && child->GetRange().GetLength() > 0) - { - childToUse = child; - nodeToUse = node; - break; - } - - node = node->GetNext(); + wxRichTextListStyleDefinition* def = NULL; + if (!defName.IsEmpty()) + def = GetStyleSheet()->FindListStyle(defName); + return PromoteList(promoteBy, range, def, flags, specifiedLevel); } + return false; +} - if (childToUse) +/// Fills in the attributes for numbering a paragraph after previousParagraph. It also finds the +/// position of the paragraph that it had to start looking from. +bool wxRichTextParagraphLayoutBox::FindNextParagraphNumber(wxRichTextParagraph* previousParagraph, wxTextAttr& attr) const +{ + if (!previousParagraph->GetAttributes().HasFlag(wxTEXT_ATTR_BULLET_STYLE) || previousParagraph->GetAttributes().GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_NONE) + return false; + + wxRichTextStyleSheet* styleSheet = GetStyleSheet(); + if (styleSheet && !previousParagraph->GetAttributes().GetListStyleName().IsEmpty()) { - wxRichTextPlainText* textObject = wxDynamicCast(childToUse, wxRichTextPlainText); - if (textObject) + wxRichTextListStyleDefinition* def = styleSheet->FindListStyle(previousParagraph->GetAttributes().GetListStyleName()); + if (def) { - int posInString = pos - textObject->GetRange().GetStart(); - - wxString newText = textObject->GetText().Mid(0, posInString) + - text + textObject->GetText().Mid(posInString); - textObject->SetText(newText); + // int thisIndent = previousParagraph->GetAttributes().GetLeftIndent(); + // int thisLevel = def->FindLevelForIndent(thisIndent); - int textLength = text.length(); + bool isOutline = (previousParagraph->GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_OUTLINE) != 0; - textObject->SetRange(wxRichTextRange(textObject->GetRange().GetStart(), - textObject->GetRange().GetEnd() + textLength)); + attr.SetFlags(previousParagraph->GetAttributes().GetFlags() & (wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER|wxTEXT_ATTR_BULLET_TEXT|wxTEXT_ATTR_BULLET_NAME)); + if (previousParagraph->GetAttributes().HasBulletName()) + attr.SetBulletName(previousParagraph->GetAttributes().GetBulletName()); + attr.SetBulletStyle(previousParagraph->GetAttributes().GetBulletStyle()); + attr.SetListStyleName(previousParagraph->GetAttributes().GetListStyleName()); - // Increment the end range of subsequent fragments in this paragraph. - // We'll set the paragraph range itself at a higher level. + int nextNumber = previousParagraph->GetAttributes().GetBulletNumber() + 1; + attr.SetBulletNumber(nextNumber); - wxRichTextObjectList::compatibility_iterator node = nodeToUse->GetNext(); - while (node) + if (isOutline) { - wxRichTextObject* child = node->GetData(); - child->SetRange(wxRichTextRange(textObject->GetRange().GetStart() + textLength, - textObject->GetRange().GetEnd() + textLength)); - - node = node->GetNext(); + wxString text = previousParagraph->GetAttributes().GetBulletText(); + if (!text.IsEmpty()) + { + int pos = text.Find(wxT('.'), true); + if (pos != wxNOT_FOUND) + { + text = text.Mid(0, text.Length() - pos - 1); + } + else + text = wxEmptyString; + if (!text.IsEmpty()) + text += wxT("."); + text += wxString::Format(wxT("%d"), nextNumber); + attr.SetBulletText(text); + } } return true; } else - { - // TODO: if not a text object, insert at closest position, e.g. in front of it - } + return false; } else - { - // Add at end. - // Don't pass parent initially to suppress auto-setting of parent range. - // We'll do that at a higher level. - wxRichTextPlainText* textObject = new wxRichTextPlainText(text, this); + return false; +} - AppendChild(textObject); - return true; - } +/*! + * wxRichTextParagraph + * This object represents a single paragraph (or in a straight text editor, a line). + */ - return false; -} +IMPLEMENT_DYNAMIC_CLASS(wxRichTextParagraph, wxRichTextBox) -void wxRichTextParagraph::Copy(const wxRichTextParagraph& obj) +wxArrayInt wxRichTextParagraph::sm_defaultTabs; + +wxRichTextParagraph::wxRichTextParagraph(wxRichTextObject* parent, wxTextAttr* style): + wxRichTextBox(parent) { - wxRichTextBox::Copy(obj); + if (style) + SetAttributes(*style); } -/// Clear the cached lines -void wxRichTextParagraph::ClearLines() +wxRichTextParagraph::wxRichTextParagraph(const wxString& text, wxRichTextObject* parent, wxTextAttr* paraStyle, wxTextAttr* charStyle): + wxRichTextBox(parent) { - WX_CLEAR_LIST(wxRichTextLineList, m_cachedLines); + if (paraStyle) + SetAttributes(*paraStyle); + + AppendChild(new wxRichTextPlainText(text, this, charStyle)); } -/// 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 +wxRichTextParagraph::~wxRichTextParagraph() { - if (!range.IsWithin(GetRange())) - return false; + ClearLines(); +} - if (flags & wxRICHTEXT_UNFORMATTED) - { - // Just use unformatted data, assume no line breaks - // TODO: take into account line breaks - - wxSize sz; +/// Draw the item +bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& WXUNUSED(rect), int WXUNUSED(descent), int style) +{ + wxTextAttr attr = GetCombinedAttributes(); - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); - while (node) + // Draw the bullet, if any + if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) + { + if (attr.GetLeftSubIndent() != 0) { - wxRichTextObject* child = node->GetData(); - if (!child->GetRange().IsOutside(range)) - { - wxSize childSize; + int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore()); + int leftIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftIndent()); - wxRichTextRange rangeToUse = range; - rangeToUse.LimitTo(child->GetRange()); - int childDescent = 0; + wxTextAttr bulletAttr(GetCombinedAttributes()); - if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, position)) + // Combine with the font of the first piece of content, if one is specified + if (GetChildren().GetCount() > 0) + { + wxRichTextObject* firstObj = (wxRichTextObject*) GetChildren().GetFirst()->GetData(); + if (firstObj->GetAttributes().HasFont()) { - sz.y = wxMax(sz.y, childSize.y); - sz.x += childSize.x; - descent = wxMax(descent, childDescent); + wxRichTextApplyStyle(bulletAttr, firstObj->GetAttributes()); } } - node = node->GetNext(); - } - size = sz; - } - else - { - // Use formatted data, with line breaks - wxSize sz; - - // We're going to loop through each line, and then for each line, - // call GetRangeSize for the fragment that comprises that line. - // Only we have to do that multiple times within the line, because - // the line may be broken into pieces. For now ignore line break commands - // (so we can assume that getting the unformatted size for a fragment - // within a line is the actual size) + // Get line height from first line, if any + wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : (wxRichTextLine*) NULL; - wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); - while (node) - { - wxRichTextLine* line = node->GetData(); - wxRichTextRange lineRange = line->GetAbsoluteRange(); - if (!lineRange.IsOutside(range)) + wxPoint linePos; + int lineHeight wxDUMMY_INITIALIZE(0); + if (line) { - wxSize lineSize; - - wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); - while (node2) - { - wxRichTextObject* child = node2->GetData(); - - if (!child->GetRange().IsOutside(lineRange)) - { - wxRichTextRange rangeToUse = lineRange; - rangeToUse.LimitTo(child->GetRange()); - - wxSize childSize; - int childDescent = 0; - if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, position)) - { - lineSize.y = wxMax(lineSize.y, childSize.y); - lineSize.x += childSize.x; - } - descent = wxMax(descent, childDescent); - } - - node2 = node2->GetNext(); - } - - // Increase size by a line (TODO: paragraph spacing) - sz.y += lineSize.y; - sz.x = wxMax(sz.x, lineSize.x); + lineHeight = line->GetSize().y; + linePos = line->GetPosition() + GetPosition(); } - node = node->GetNext(); - } - size = sz; - } - return true; -} + else + { + wxFont font; + if (bulletAttr.HasFont() && GetBuffer()) + font = GetBuffer()->GetFontTable().FindFont(bulletAttr); + else + font = (*wxNORMAL_FONT); -/// Finds the absolute position and row height for the given character position -bool wxRichTextParagraph::FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart) -{ - if (index == -1) - { - wxRichTextLine* line = ((wxRichTextParagraphLayoutBox*)GetParent())->GetLineAtPosition(0); - if (line) - *height = line->GetSize().y; - else - *height = dc.GetCharHeight(); + wxCheckSetFont(dc, font); - // -1 means 'the start of the buffer'. - pt = GetPosition(); - if (line) - pt = pt + line->GetPosition(); + lineHeight = dc.GetCharHeight(); + linePos = GetPosition(); + linePos.y += spaceBeforePara; + } - return true; - } + wxRect bulletRect(GetPosition().x + leftIndent, linePos.y, linePos.x - (GetPosition().x + leftIndent), lineHeight); - // The final position in a paragraph is taken to mean the position - // at the start of the next paragraph. - if (index == GetRange().GetEnd()) - { - wxRichTextParagraphLayoutBox* parent = wxDynamicCast(GetParent(), wxRichTextParagraphLayoutBox); - wxASSERT( parent != NULL ); + if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_BITMAP) + { + if (wxRichTextBuffer::GetRenderer()) + wxRichTextBuffer::GetRenderer()->DrawBitmapBullet(this, dc, bulletAttr, bulletRect); + } + else if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_STANDARD) + { + if (wxRichTextBuffer::GetRenderer()) + wxRichTextBuffer::GetRenderer()->DrawStandardBullet(this, dc, bulletAttr, bulletRect); + } + else + { + wxString bulletText = GetBulletText(); - // Find the height at the next paragraph, if any - wxRichTextLine* line = parent->GetLineAtPosition(index + 1); - if (line) - { - *height = line->GetSize().y; - pt = line->GetAbsolutePosition(); - } - else - { - *height = dc.GetCharHeight(); - int indent = ConvertTenthsMMToPixels(dc, m_attributes.GetLeftIndent()); - pt = wxPoint(indent, GetCachedSize().y); + if (!bulletText.empty() && wxRichTextBuffer::GetRenderer()) + wxRichTextBuffer::GetRenderer()->DrawTextBullet(this, dc, bulletAttr, bulletRect, bulletText); + } } - - return true; } - if (index < GetRange().GetStart() || index > GetRange().GetEnd()) - return false; + // Draw the range for each line, one object at a time. wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); while (node) { wxRichTextLine* line = node->GetData(); wxRichTextRange lineRange = line->GetAbsoluteRange(); - if (index >= lineRange.GetStart() && index <= lineRange.GetEnd()) - { - // If this is the last point in the line, and we're forcing the - // returned value to be the start of the next line, do the required - // thing. - if (index == lineRange.GetEnd() && forceLineStart) - { - if (node->GetNext()) - { - wxRichTextLine* nextLine = node->GetNext()->GetData(); - *height = nextLine->GetSize().y; - pt = nextLine->GetAbsolutePosition(); - return true; - } - } - pt.y = line->GetPosition().y + GetPosition().y; + int maxDescent = line->GetDescent(); - wxRichTextRange r(lineRange.GetStart(), index); - wxSize rangeSize; - int descent = 0; + // Lines are specified relative to the paragraph - // We find the size of the line up to this point, - // then we can add this size to the line start position and - // paragraph start position to find the actual position. + wxPoint linePosition = line->GetPosition() + GetPosition(); + wxPoint objectPosition = linePosition; - if (GetRangeSize(r, rangeSize, descent, dc, wxRICHTEXT_UNFORMATTED, line->GetPosition()+ GetPosition())) + // 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().IsOutside(lineRange) && !lineRange.IsOutside(range)) { - pt.x = line->GetPosition().x + GetPosition().x + rangeSize.x; - *height = line->GetSize().y; + // Draw this part of the line at the correct position + wxRichTextRange objectRange(child->GetRange()); + objectRange.LimitTo(lineRange); - return true; + wxSize objectSize; + int descent = 0; + child->GetRangeSize(objectRange, objectSize, descent, dc, wxRICHTEXT_UNFORMATTED, objectPosition); + + // Use the child object's width, but the whole line's height + wxRect childRect(objectPosition, wxSize(objectSize.x, line->GetSize().y)); + child->Draw(dc, objectRange, selectionRange, childRect, maxDescent, style); + + 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; + node2 = node2->GetNext(); } node = node->GetNext(); } - return false; + return true; } -/// Hit-testing: returns a flag indicating hit test details, plus -/// information about position -int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition) +/// Lay the item out +bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style) { - wxPoint paraPos = GetPosition(); + wxTextAttr attr = GetCombinedAttributes(); - wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); - while (node) + // ClearLines(); + + // Increase the size of the paragraph due to spacing + int spaceBeforePara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingBefore()); + int spaceAfterPara = ConvertTenthsMMToPixels(dc, attr.GetParagraphSpacingAfter()); + int leftIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftIndent()); + int leftSubIndent = ConvertTenthsMMToPixels(dc, attr.GetLeftSubIndent()); + int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent()); + + int lineSpacing = 0; + + // Let's assume line spacing of 10 is normal, 15 is 1.5, 20 is 2, etc. + if (attr.GetLineSpacing() != 10 && GetBuffer()) { - wxRichTextLine* line = node->GetData(); - wxPoint linePos = paraPos + line->GetPosition(); - wxSize lineSize = line->GetSize(); - wxRichTextRange lineRange = line->GetAbsoluteRange(); + wxFont font(GetBuffer()->GetFontTable().FindFont(attr)); + wxCheckSetFont(dc, font); + lineSpacing = (ConvertTenthsMMToPixels(dc, dc.GetCharHeight()) * attr.GetLineSpacing())/10; + } - if (pt.y >= linePos.y && pt.y <= linePos.y + lineSize.y) - { - if (pt.x < linePos.x) - { - textPosition = lineRange.GetStart(); - return wxRICHTEXT_HITTEST_BEFORE; - } - else if (pt.x >= (linePos.x + lineSize.x)) - { - textPosition = lineRange.GetEnd(); - return wxRICHTEXT_HITTEST_AFTER; - } - else - { - long i; - int lastX = linePos.x; - for (i = lineRange.GetStart(); i <= lineRange.GetEnd(); i++) - { - wxSize childSize; - int descent = 0; + // Available space for text on each line differs. + int availableTextSpaceFirstLine = rect.GetWidth() - leftIndent - rightIndent; - wxRichTextRange rangeToUse(lineRange.GetStart(), i); + // Bullets start the text at the same position as subsequent lines + if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) + availableTextSpaceFirstLine -= leftSubIndent; - GetRangeSize(rangeToUse, childSize, descent, dc, wxRICHTEXT_UNFORMATTED, linePos); + int availableTextSpaceSubsequentLines = rect.GetWidth() - leftIndent - rightIndent - leftSubIndent; - int nextX = childSize.x + linePos.x; + // Start position for each line relative to the paragraph + int startPositionFirstLine = leftIndent; + int startPositionSubsequentLines = leftIndent + leftSubIndent; - if (pt.x >= lastX && pt.x <= nextX) - { - textPosition = i; + // If we have a bullet in this paragraph, the start position for the first line's text + // is actually leftIndent + leftSubIndent. + if (attr.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE) + startPositionFirstLine = startPositionSubsequentLines; - // 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. + long lastEndPos = GetRange().GetStart()-1; + long lastCompletedEndPos = lastEndPos; - int midPoint = (nextX - lastX)/2 + lastX; - if (pt.x >= midPoint) - return wxRICHTEXT_HITTEST_AFTER; - else - return wxRICHTEXT_HITTEST_BEFORE; - } - else - { - lastX = nextX; - } - } - } - } + int currentWidth = 0; + SetPosition(rect.GetPosition()); + + wxPoint currentPosition(0, spaceBeforePara); // We will calculate lines relative to paragraph + int lineHeight = 0; + int maxWidth = 0; + int maxDescent = 0; + + int lineCount = 0; + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + + child->SetCachedSize(wxDefaultSize); + child->Layout(dc, rect, style); node = node->GetNext(); } - return wxRICHTEXT_HITTEST_NONE; -} + // Split up lines -/// Split an object at this position if necessary, and return -/// the previous object, or NULL if inserting at beginning. -wxRichTextObject* wxRichTextParagraph::SplitAt(long pos, wxRichTextObject** previousObject) -{ - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + // We may need to go back to a previous child, in which case create the new line, + // find the child corresponding to the start position of the string, and + // continue. + + node = m_children.GetFirst(); while (node) { wxRichTextObject* child = node->GetData(); - if (pos == child->GetRange().GetStart()) - { - if (previousObject) - { - if (node->GetPrevious()) - *previousObject = node->GetPrevious()->GetData(); - else - *previousObject = NULL; - } + // 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? + // since for example if position is dependent on vertical line size, we + // can't tell the position until the size is determined. So possibly introduce + // another layout phase. - return child; + // 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. + + long nextBreakPos = GetFirstLineBreakPosition(lastEndPos+1); + long lastPosToUse = child->GetRange().GetEnd(); + bool lineBreakInThisObject = (nextBreakPos > -1 && nextBreakPos <= child->GetRange().GetEnd()); + + if (lineBreakInThisObject) + lastPosToUse = nextBreakPos; + + wxSize childSize; + int childDescent = 0; + + if ((nextBreakPos == -1) && (lastEndPos == child->GetRange().GetStart() - 1)) // i.e. we want to get the whole thing + { + childSize = child->GetCachedSize(); + childDescent = child->GetDescent(); } + else + GetRangeSize(wxRichTextRange(lastEndPos+1, lastPosToUse), childSize, childDescent, dc, wxRICHTEXT_UNFORMATTED, rect.GetPosition()); - if (child->GetRange().Contains(pos)) + // 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)) { - // This should create a new object, transferring part of - // the content to the old object and the rest to the new object. - wxRichTextObject* newObject = child->DoSplit(pos); + long wrapPosition = 0; - // If we couldn't split this object, just insert in front of it. - if (!newObject) + // 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)) { - // Maybe this is an empty string, try the next one - // return child; + // If the function failed, just cut it off at the end of this child. + wrapPosition = child->GetRange().GetEnd(); } - else - { - // Insert the new object after 'child' - if (node->GetNext()) - m_children.Insert(node->GetNext(), newObject); - else - m_children.Append(newObject); - newObject->SetParent(this); - if (previousObject) - *previousObject = child; + // FindWrapPosition can still return a value that will put us in an endless wrapping loop + if (wrapPosition <= lastCompletedEndPos) + wrapPosition = wxMax(lastCompletedEndPos+1,child->GetRange().GetEnd()); - return newObject; - } + // wxLogDebug(wxT("Split at %ld"), wrapPosition); + + // Let's find the actual size of the current line now + wxSize actualSize; + wxRichTextRange actualRange(lastCompletedEndPos+1, wrapPosition); + GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED); + currentWidth = actualSize.x; + lineHeight = wxMax(lineHeight, actualSize.y); + maxDescent = wxMax(childDescent, maxDescent); + + // Add a new line + wxRichTextLine* line = AllocateLine(lineCount); + + // Set relative range so we won't have to change line ranges when paragraphs are moved + line->SetRange(wxRichTextRange(actualRange.GetStart() - GetRange().GetStart(), actualRange.GetEnd() - GetRange().GetStart())); + line->SetPosition(currentPosition); + line->SetSize(wxSize(currentWidth, lineHeight)); + line->SetDescent(maxDescent); + + // Now move down a line. TODO: add margins, spacing + currentPosition.y += lineHeight; + currentPosition.y += lineSpacing; + currentWidth = 0; + maxDescent = 0; + maxWidth = wxMax(maxWidth, currentWidth); + + lineCount ++; + + // TODO: account for zero-length objects, such as fields + wxASSERT(wrapPosition > lastCompletedEndPos); + + lastEndPos = wrapPosition; + lastCompletedEndPos = lastEndPos; + + lineHeight = 0; + + // May need to set the node back to a previous one, due to searching back in wrapping + wxRichTextObject* childAfterWrapPosition = FindObjectAtPosition(wrapPosition+1); + if (childAfterWrapPosition) + node = m_children.Find(childAfterWrapPosition); + else + node = node->GetNext(); } + else + { + // We still fit, so don't add a line, and keep going + currentWidth += childSize.x; + lineHeight = wxMax(lineHeight, childSize.y); + maxDescent = wxMax(childDescent, maxDescent); - node = node->GetNext(); + maxWidth = wxMax(maxWidth, currentWidth); + lastEndPos = child->GetRange().GetEnd(); + + node = node->GetNext(); + } } - if (previousObject) - *previousObject = NULL; - return NULL; -} -/// Move content to a list from obj on -void wxRichTextParagraph::MoveToList(wxRichTextObject* obj, wxList& list) -{ - wxRichTextObjectList::compatibility_iterator node = m_children.Find(obj); - while (node) + // Add the last line - it's the current pos -> last para pos + // Substract -1 because the last position is always the end-paragraph position. + if (lastCompletedEndPos <= GetRange().GetEnd()-1) { - wxRichTextObject* child = node->GetData(); - list.Append(child); + currentPosition.x = (lineCount == 0 ? startPositionFirstLine : startPositionSubsequentLines); - wxRichTextObjectList::compatibility_iterator oldNode = node; + wxRichTextLine* line = AllocateLine(lineCount); - node = node->GetNext(); + wxRichTextRange actualRange(lastCompletedEndPos+1, GetRange().GetEnd()-1); - m_children.DeleteNode(oldNode); - } -} + // Set relative range so we won't have to change line ranges when paragraphs are moved + line->SetRange(wxRichTextRange(actualRange.GetStart() - GetRange().GetStart(), actualRange.GetEnd() - GetRange().GetStart())); -/// Add content back from list -void wxRichTextParagraph::MoveFromList(wxList& list) -{ - for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext()) - { - AppendChild((wxRichTextObject*) node->GetData()); + line->SetPosition(currentPosition); + + if (lineHeight == 0 && GetBuffer()) + { + wxFont font(GetBuffer()->GetFontTable().FindFont(attr)); + wxCheckSetFont(dc, font); + lineHeight = dc.GetCharHeight(); + } + if (maxDescent == 0) + { + int w, h; + dc.GetTextExtent(wxT("X"), & w, &h, & maxDescent); + } + + line->SetSize(wxSize(currentWidth, lineHeight)); + line->SetDescent(maxDescent); + currentPosition.y += lineHeight; + currentPosition.y += lineSpacing; + lineCount ++; } -} -/// Calculate range -void wxRichTextParagraph::CalculateRange(long start, long& end) -{ - wxRichTextCompositeObject::CalculateRange(start, end); + // Remove remaining unused line objects, if any + ClearUnusedLines(lineCount); - // Add one for end of paragraph - end ++; + // Apply styles to wrapped lines + ApplyParagraphStyle(attr, rect); - m_range.SetRange(start, end); + SetCachedSize(wxSize(maxWidth, currentPosition.y + spaceBeforePara + spaceAfterPara)); + + m_dirty = false; + + return true; } -/// Find the object at the given position -wxRichTextObject* wxRichTextParagraph::FindObjectAtPosition(long position) +/// Apply paragraph styles, such as centering, to wrapped lines +void wxRichTextParagraph::ApplyParagraphStyle(const wxTextAttr& attr, const wxRect& rect) { - wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + if (!attr.HasAlignment()) + return; + + wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); while (node) { - wxRichTextObject* obj = node->GetData(); - if (obj->GetRange().Contains(position)) - return obj; + wxRichTextLine* line = node->GetData(); + + wxPoint pos = line->GetPosition(); + wxSize size = line->GetSize(); + + // centering, right-justification + if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE) + { + pos.x = (rect.GetWidth() - size.x)/2 + pos.x; + line->SetPosition(pos); + } + else if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT) + { + pos.x = pos.x + rect.GetWidth() - size.x; + line->SetPosition(pos); + } node = node->GetNext(); } - return NULL; } -/// Get the plain text searching from the start or end of the range. -/// The resulting string may be shorter than the range given. -bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTextRange& range, bool fromStart) +/// Insert text at the given position +bool wxRichTextParagraph::InsertText(long pos, const wxString& text) { - text = wxEmptyString; + wxRichTextObject* childToUse = NULL; + wxRichTextObjectList::compatibility_iterator nodeToUse = wxRichTextObjectList::compatibility_iterator(); + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + if (child->GetRange().Contains(pos) && child->GetRange().GetLength() > 0) + { + childToUse = child; + nodeToUse = node; + break; + } + + node = node->GetNext(); + } + + if (childToUse) + { + wxRichTextPlainText* textObject = wxDynamicCast(childToUse, wxRichTextPlainText); + if (textObject) + { + int posInString = pos - textObject->GetRange().GetStart(); + + wxString newText = textObject->GetText().Mid(0, posInString) + + text + textObject->GetText().Mid(posInString); + textObject->SetText(newText); + + int textLength = text.length(); + + textObject->SetRange(wxRichTextRange(textObject->GetRange().GetStart(), + textObject->GetRange().GetEnd() + textLength)); + + // Increment the end range of subsequent fragments in this paragraph. + // We'll set the paragraph range itself at a higher level. + + wxRichTextObjectList::compatibility_iterator node = nodeToUse->GetNext(); + while (node) + { + wxRichTextObject* child = node->GetData(); + child->SetRange(wxRichTextRange(textObject->GetRange().GetStart() + textLength, + textObject->GetRange().GetEnd() + textLength)); + + node = node->GetNext(); + } + + return true; + } + else + { + // TODO: if not a text object, insert at closest position, e.g. in front of it + } + } + else + { + // Add at end. + // Don't pass parent initially to suppress auto-setting of parent range. + // We'll do that at a higher level. + wxRichTextPlainText* textObject = new wxRichTextPlainText(text, this); + + AppendChild(textObject); + return true; + } + + return false; +} + +void wxRichTextParagraph::Copy(const wxRichTextParagraph& obj) +{ + wxRichTextBox::Copy(obj); +} + +/// Clear the cached lines +void wxRichTextParagraph::ClearLines() +{ + WX_CLEAR_LIST(wxRichTextLineList, m_cachedLines); +} + +/// 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 +{ + if (!range.IsWithin(GetRange())) + return false; + + if (flags & wxRICHTEXT_UNFORMATTED) + { + // Just use unformatted data, assume no line breaks + // TODO: take into account line breaks + + wxSize sz; + + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + if (!child->GetRange().IsOutside(range)) + { + wxSize childSize; + + wxRichTextRange rangeToUse = range; + rangeToUse.LimitTo(child->GetRange()); + int childDescent = 0; + + if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y))) + { + sz.y = wxMax(sz.y, childSize.y); + sz.x += childSize.x; + descent = wxMax(descent, childDescent); + } + } + + node = node->GetNext(); + } + size = sz; + } + else + { + // Use formatted data, with line breaks + wxSize sz; + + // We're going to loop through each line, and then for each line, + // call GetRangeSize for the fragment that comprises that line. + // Only we have to do that multiple times within the line, because + // the line may be broken into pieces. For now ignore line break commands + // (so we can assume that getting the unformatted size for a fragment + // within a line is the actual size) + + wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); + while (node) + { + wxRichTextLine* line = node->GetData(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + if (!lineRange.IsOutside(range)) + { + wxSize lineSize; + + wxRichTextObjectList::compatibility_iterator node2 = m_children.GetFirst(); + while (node2) + { + wxRichTextObject* child = node2->GetData(); + + if (!child->GetRange().IsOutside(lineRange)) + { + wxRichTextRange rangeToUse = lineRange; + rangeToUse.LimitTo(child->GetRange()); + + wxSize childSize; + int childDescent = 0; + if (child->GetRangeSize(rangeToUse, childSize, childDescent, dc, flags, wxPoint(position.x + sz.x, position.y))) + { + lineSize.y = wxMax(lineSize.y, childSize.y); + lineSize.x += childSize.x; + } + descent = wxMax(descent, childDescent); + } + + node2 = node2->GetNext(); + } + + // Increase size by a line (TODO: paragraph spacing) + sz.y += lineSize.y; + sz.x = wxMax(sz.x, lineSize.x); + } + node = node->GetNext(); + } + size = sz; + } + return true; +} + +/// Finds the absolute position and row height for the given character position +bool wxRichTextParagraph::FindPosition(wxDC& dc, long index, wxPoint& pt, int* height, bool forceLineStart) +{ + if (index == -1) + { + wxRichTextLine* line = ((wxRichTextParagraphLayoutBox*)GetParent())->GetLineAtPosition(0); + if (line) + *height = line->GetSize().y; + else + *height = dc.GetCharHeight(); + + // -1 means 'the start of the buffer'. + pt = GetPosition(); + if (line) + pt = pt + line->GetPosition(); + + return true; + } + + // The final position in a paragraph is taken to mean the position + // at the start of the next paragraph. + if (index == GetRange().GetEnd()) + { + wxRichTextParagraphLayoutBox* parent = wxDynamicCast(GetParent(), wxRichTextParagraphLayoutBox); + wxASSERT( parent != NULL ); + + // Find the height at the next paragraph, if any + wxRichTextLine* line = parent->GetLineAtPosition(index + 1); + if (line) + { + *height = line->GetSize().y; + pt = line->GetAbsolutePosition(); + } + else + { + *height = dc.GetCharHeight(); + int indent = ConvertTenthsMMToPixels(dc, m_attributes.GetLeftIndent()); + pt = wxPoint(indent, GetCachedSize().y); + } + + return true; + } + + if (index < GetRange().GetStart() || index > GetRange().GetEnd()) + return false; + + wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); + while (node) + { + wxRichTextLine* line = node->GetData(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + if (index >= lineRange.GetStart() && index <= lineRange.GetEnd()) + { + // If this is the last point in the line, and we're forcing the + // returned value to be the start of the next line, do the required + // thing. + if (index == lineRange.GetEnd() && forceLineStart) + { + if (node->GetNext()) + { + wxRichTextLine* nextLine = node->GetNext()->GetData(); + *height = nextLine->GetSize().y; + pt = nextLine->GetAbsolutePosition(); + return true; + } + } + + pt.y = line->GetPosition().y + GetPosition().y; + + wxRichTextRange r(lineRange.GetStart(), index); + wxSize rangeSize; + int descent = 0; + + // We find the size of the line up to this point, + // then we can add this size to the line start position and + // paragraph start position to find the actual position. + + if (GetRangeSize(r, rangeSize, descent, dc, wxRICHTEXT_UNFORMATTED, line->GetPosition()+ GetPosition())) + { + pt.x = line->GetPosition().x + GetPosition().x + rangeSize.x; + *height = line->GetSize().y; + + return true; + } + + } + + node = node->GetNext(); + } + + return false; +} + +/// Hit-testing: returns a flag indicating hit test details, plus +/// information about position +int wxRichTextParagraph::HitTest(wxDC& dc, const wxPoint& pt, long& textPosition) +{ + wxPoint paraPos = GetPosition(); + + wxRichTextLineList::compatibility_iterator node = m_cachedLines.GetFirst(); + while (node) + { + wxRichTextLine* line = node->GetData(); + wxPoint linePos = paraPos + line->GetPosition(); + wxSize lineSize = line->GetSize(); + wxRichTextRange lineRange = line->GetAbsoluteRange(); + + if (pt.y <= linePos.y + lineSize.y) + { + if (pt.x < linePos.x) + { + textPosition = lineRange.GetStart(); + return wxRICHTEXT_HITTEST_BEFORE|wxRICHTEXT_HITTEST_OUTSIDE; + } + else if (pt.x >= (linePos.x + lineSize.x)) + { + textPosition = lineRange.GetEnd(); + return wxRICHTEXT_HITTEST_AFTER|wxRICHTEXT_HITTEST_OUTSIDE; + } + else + { + long i; + int lastX = linePos.x; + for (i = lineRange.GetStart(); i <= lineRange.GetEnd(); i++) + { + wxSize childSize; + int descent = 0; + + wxRichTextRange rangeToUse(lineRange.GetStart(), i); + + GetRangeSize(rangeToUse, childSize, descent, dc, wxRICHTEXT_UNFORMATTED, linePos); + + int nextX = childSize.x + linePos.x; + + if (pt.x >= lastX && pt.x <= nextX) + { + textPosition = i; + + // 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; + } + else + { + lastX = nextX; + } + } + } + } + + node = node->GetNext(); + } + + return wxRICHTEXT_HITTEST_NONE; +} + +/// Split an object at this position if necessary, and return +/// the previous object, or NULL if inserting at beginning. +wxRichTextObject* wxRichTextParagraph::SplitAt(long pos, wxRichTextObject** previousObject) +{ + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* child = node->GetData(); + + if (pos == child->GetRange().GetStart()) + { + if (previousObject) + { + if (node->GetPrevious()) + *previousObject = node->GetPrevious()->GetData(); + else + *previousObject = NULL; + } + + return child; + } + + if (child->GetRange().Contains(pos)) + { + // This should create a new object, transferring part of + // the content to the old object and the rest to the new object. + wxRichTextObject* newObject = child->DoSplit(pos); + + // If we couldn't split this object, just insert in front of it. + if (!newObject) + { + // Maybe this is an empty string, try the next one + // return child; + } + else + { + // Insert the new object after 'child' + if (node->GetNext()) + m_children.Insert(node->GetNext(), newObject); + else + m_children.Append(newObject); + newObject->SetParent(this); + + if (previousObject) + *previousObject = child; + + return newObject; + } + } + + node = node->GetNext(); + } + if (previousObject) + *previousObject = NULL; + return NULL; +} + +/// Move content to a list from obj on +void wxRichTextParagraph::MoveToList(wxRichTextObject* obj, wxList& list) +{ + wxRichTextObjectList::compatibility_iterator node = m_children.Find(obj); + while (node) + { + wxRichTextObject* child = node->GetData(); + list.Append(child); + + wxRichTextObjectList::compatibility_iterator oldNode = node; + + node = node->GetNext(); + + m_children.DeleteNode(oldNode); + } +} + +/// Add content back from list +void wxRichTextParagraph::MoveFromList(wxList& list) +{ + for (wxList::compatibility_iterator node = list.GetFirst(); node; node = node->GetNext()) + { + AppendChild((wxRichTextObject*) node->GetData()); + } +} + +/// Calculate range +void wxRichTextParagraph::CalculateRange(long start, long& end) +{ + wxRichTextCompositeObject::CalculateRange(start, end); + + // Add one for end of paragraph + end ++; + + m_range.SetRange(start, end); +} + +/// Find the object at the given position +wxRichTextObject* wxRichTextParagraph::FindObjectAtPosition(long position) +{ + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* obj = node->GetData(); + if (obj->GetRange().Contains(position)) + return obj; + + node = node->GetNext(); + } + return NULL; +} + +/// Get the plain text searching from the start or end of the range. +/// The resulting string may be shorter than the range given. +bool wxRichTextParagraph::GetContiguousPlainText(wxString& text, const wxRichTextRange& range, bool fromStart) +{ + text = wxEmptyString; if (fromStart) { @@ -3331,18 +3985,53 @@ bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& d { // Find the first position where the line exceeds the available space. wxSize sz; - long i; long breakPosition = range.GetEnd(); - for (i = range.GetStart(); i <= range.GetEnd(); i++) + + // Binary chop for speed + long minPos = range.GetStart(); + long maxPos = range.GetEnd(); + while (true) { - int descent = 0; - GetRangeSize(wxRichTextRange(range.GetStart(), i), 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) { - breakPosition = i-1; + 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 + { + 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; + } + } } // Now we know the last position on the line. @@ -3351,11 +4040,21 @@ bool wxRichTextParagraph::FindWrapPosition(const wxRichTextRange& range, wxDC& d wxString plainText; if (GetContiguousPlainText(plainText, wxRichTextRange(range.GetStart(), breakPosition), false)) { - int spacePos = plainText.Find(wxT(' '), true); - if (spacePos != wxNOT_FOUND) + int newLinePos = plainText.Find(wxRichTextLineBreakChar); + if (newLinePos != wxNOT_FOUND) + { + breakPosition = wxMax(0, range.GetStart() + newLinePos); + } + else { - int positionsFromEndOfString = plainText.length() - spacePos - 1; - breakPosition = breakPosition - positionsFromEndOfString; + int spacePos = plainText.Find(wxT(' '), true); + int tabPos = plainText.Find(wxT('\t'), true); + int pos = wxMax(spacePos, tabPos); + if (pos != wxNOT_FOUND) + { + int positionsFromEndOfString = plainText.length() - pos - 1; + breakPosition = breakPosition - positionsFromEndOfString; + } } } @@ -3374,7 +4073,7 @@ wxString wxRichTextParagraph::GetBulletText() int number = GetAttributes().GetBulletNumber(); wxString text; - if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ARABIC) + if ((GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ARABIC) || (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_OUTLINE)) { text.Printf(wxT("%d"), number); } @@ -3399,13 +4098,28 @@ wxString wxRichTextParagraph::GetBulletText() } else if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL) { - text = GetAttributes().GetBulletSymbol(); + text = GetAttributes().GetBulletText(); + } + + if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_OUTLINE) + { + // The outline style relies on the text being computed statically, + // since it depends on other levels points (e.g. 1.2.1.1). So normally the bullet text + // should be stored in the attributes; if not, just use the number for this + // level, as previously computed. + if (!GetAttributes().GetBulletText().IsEmpty()) + text = GetAttributes().GetBulletText(); } if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_PARENTHESES) { text = wxT("(") + text + wxT(")"); } + else if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_RIGHT_PARENTHESIS) + { + text = text + wxT(")"); + } + if (GetAttributes().GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_PERIOD) { text += wxT("."); @@ -3450,9 +4164,9 @@ bool wxRichTextParagraph::ClearUnusedLines(int lineCount) /// Get combined attributes of the base style, paragraph style and character style. We use this to dynamically /// retrieve the actual style. -wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes(const wxTextAttrEx& contentStyle) const +wxTextAttr wxRichTextParagraph::GetCombinedAttributes(const wxTextAttr& contentStyle) const { - wxTextAttrEx attr; + wxTextAttr attr; wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer); if (buf) { @@ -3467,9 +4181,9 @@ wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes(const wxTextAttrEx& cont } /// Get combined attributes of the base style and paragraph style. -wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes() const +wxTextAttr wxRichTextParagraph::GetCombinedAttributes() const { - wxTextAttrEx attr; + wxTextAttr attr; wxRichTextBuffer* buf = wxDynamicCast(GetParent(), wxRichTextBuffer); if (buf) { @@ -3482,6 +4196,44 @@ wxTextAttrEx wxRichTextParagraph::GetCombinedAttributes() const return attr; } +/// Create default tabstop array +void wxRichTextParagraph::InitDefaultTabs() +{ + // create a default tab list at 10 mm each. + for (int i = 0; i < 20; ++i) + { + sm_defaultTabs.Add(i*100); + } +} + +/// Clear default tabstop array +void wxRichTextParagraph::ClearDefaultTabs() +{ + sm_defaultTabs.Clear(); +} + +/// Get the first position from pos that has a line break character. +long wxRichTextParagraph::GetFirstLineBreakPosition(long pos) +{ + wxRichTextObjectList::compatibility_iterator node = m_children.GetFirst(); + while (node) + { + wxRichTextObject* obj = node->GetData(); + if (pos >= obj->GetRange().GetStart() && pos <= obj->GetRange().GetEnd()) + { + wxRichTextPlainText* textObj = wxDynamicCast(obj, wxRichTextPlainText); + if (textObj) + { + long breakPos = textObj->GetFirstLineBreakPosition(pos); + if (breakPos > -1) + return breakPos; + } + } + node = node->GetNext(); + } + return -1; +} + /*! * wxRichTextLine * This object represents a line in a paragraph, and stores @@ -3531,44 +4283,78 @@ wxRichTextRange wxRichTextLine::GetAbsoluteRange() const IMPLEMENT_DYNAMIC_CLASS(wxRichTextPlainText, wxRichTextObject) -wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* parent, wxTextAttrEx* style): +wxRichTextPlainText::wxRichTextPlainText(const wxString& text, wxRichTextObject* parent, wxTextAttr* style): wxRichTextObject(parent) { - if (parent && !style) - SetAttributes(parent->GetAttributes()); if (style) SetAttributes(*style); m_text = text; } +#define USE_KERNING_FIX 1 + +// If insufficient tabs are defined, this is the tab width used +#define WIDTH_FOR_DEFAULT_TABS 50 + /// Draw the item bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxRichTextRange& selectionRange, const wxRect& rect, int descent, int WXUNUSED(style)) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); wxASSERT (para != NULL); - wxTextAttrEx textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); -#else - wxTextAttrEx textAttr(GetAttributes()); -#endif + wxTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); int offset = GetRange().GetStart(); - long len = range.GetLength(); - wxString stringChunk = m_text.Mid(range.GetStart() - offset, (size_t) len); - - int charHeight = dc.GetCharHeight(); + // Replace line break characters with spaces + wxString str = m_text; + wxString toRemove = wxRichTextLineBreakChar; + str.Replace(toRemove, wxT(" ")); + if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS)) + str.MakeUpper(); - int x = rect.x; - int y = rect.y + (rect.height - charHeight - (descent - m_descent)); + long len = range.GetLength(); + wxString stringChunk = str.Mid(range.GetStart() - offset, (size_t) len); // Test for the optimized situations where all is selected, or none // is selected. - if (textAttr.GetFont().Ok()) - dc.SetFont(textAttr.GetFont()); + wxFont textFont(GetBuffer()->GetFontTable().FindFont(textAttr)); + wxCheckSetFont(dc, textFont); + int charHeight = dc.GetCharHeight(); + + int x, y; + if ( textFont.Ok() ) + { + if ( textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT) ) + { + double size = static_cast(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR; + textFont.SetPointSize( static_cast(size) ); + x = rect.x; + y = rect.y; + wxCheckSetFont(dc, textFont); + } + else if ( textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT) ) + { + double size = static_cast(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR; + textFont.SetPointSize( static_cast(size) ); + x = rect.x; + int sub_height = static_cast( static_cast(charHeight) / wxSCRIPT_MUL_FACTOR); + y = rect.y + (rect.height - sub_height + (descent - m_descent)); + wxCheckSetFont(dc, textFont); + } + else + { + x = rect.x; + y = rect.y + (rect.height - charHeight - (descent - m_descent)); + } + } + else + { + x = rect.x; + y = rect.y + (rect.height - charHeight - (descent - m_descent)); + } // (a) All selected. if (selectionRange.GetStart() <= range.GetStart() && selectionRange.GetEnd() >= range.GetEnd()) @@ -3586,7 +4372,7 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR // (c) Part selected, part not // Let's draw unselected chunk, selected chunk, then unselected chunk. - dc.SetBackgroundMode(wxTRANSPARENT); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); // 1. Initial unselected chunk, if any, up until start of selection. if (selectionRange.GetStart() > range.GetStart() && selectionRange.GetStart() <= range.GetEnd()) @@ -3596,9 +4382,26 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR int fragmentLen = s1 - r1 + 1; if (fragmentLen < 0) wxLogDebug(wxT("Mid(%d, %d"), (int)(r1 - offset), (int)fragmentLen); - wxString stringFragment = m_text.Mid(r1 - offset, fragmentLen); + wxString stringFragment = str.Mid(r1 - offset, fragmentLen); DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, false); + +#if USE_KERNING_FIX + if (stringChunk.Find(wxT("\t")) == wxNOT_FOUND) + { + // Compensate for kerning difference + wxString stringFragment2(str.Mid(r1 - offset, fragmentLen+1)); + wxString stringFragment3(str.Mid(r1 - offset + fragmentLen, 1)); + + wxCoord w1, h1, w2, h2, w3, h3; + dc.GetTextExtent(stringFragment, & w1, & h1); + dc.GetTextExtent(stringFragment2, & w2, & h2); + dc.GetTextExtent(stringFragment3, & w3, & h3); + + int kerningDiff = (w1 + w3) - w2; + x = x - kerningDiff; + } +#endif } // 2. Selected chunk, if any. @@ -3610,9 +4413,26 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR int fragmentLen = s2 - s1 + 1; if (fragmentLen < 0) wxLogDebug(wxT("Mid(%d, %d"), (int)(s1 - offset), (int)fragmentLen); - wxString stringFragment = m_text.Mid(s1 - offset, fragmentLen); + wxString stringFragment = str.Mid(s1 - offset, fragmentLen); DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, true); + +#if USE_KERNING_FIX + if (stringChunk.Find(wxT("\t")) == wxNOT_FOUND) + { + // Compensate for kerning difference + wxString stringFragment2(str.Mid(s1 - offset, fragmentLen+1)); + wxString stringFragment3(str.Mid(s1 - offset + fragmentLen, 1)); + + wxCoord w1, h1, w2, h2, w3, h3; + dc.GetTextExtent(stringFragment, & w1, & h1); + dc.GetTextExtent(stringFragment2, & w2, & h2); + dc.GetTextExtent(stringFragment3, & w3, & h3); + + int kerningDiff = (w1 + w3) - w2; + x = x - kerningDiff; + } +#endif } // 3. Remaining unselected chunk, if any @@ -3624,7 +4444,7 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR int fragmentLen = r2 - s2 + 1; if (fragmentLen < 0) wxLogDebug(wxT("Mid(%d, %d"), (int)(s2 - offset), (int)fragmentLen); - wxString stringFragment = m_text.Mid(s2 - offset, fragmentLen); + wxString stringFragment = str.Mid(s2 - offset, fragmentLen); DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, false); } @@ -3633,78 +4453,124 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR return true; } -bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected) +bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, const wxRect& rect,wxString& str, wxCoord& x, wxCoord& y, bool selected) { - wxArrayInt tab_array = attr.GetTabs(); - if (tab_array.IsEmpty()) + bool hasTabs = (str.Find(wxT('\t')) != wxNOT_FOUND); + + wxArrayInt tabArray; + int tabCount; + if (hasTabs) { - // create a default tab list at 10 mm each. - for (int i = 0; i < 20; ++i) + if (attr.GetTabs().IsEmpty()) + tabArray = wxRichTextParagraph::GetDefaultTabs(); + else + tabArray = attr.GetTabs(); + tabCount = tabArray.GetCount(); + + for (int i = 0; i < tabCount; ++i) { - tab_array.Add(i*100); + int pos = tabArray[i]; + pos = ConvertTenthsMMToPixels(dc, pos); + tabArray[i] = pos; } } - int map_mode = dc.GetMapMode(); - dc.SetMapMode(wxMM_LOMETRIC ); - int num_tabs = tab_array.GetCount(); - for (int i = 0; i < num_tabs; ++i) - { - tab_array[i] = dc.LogicalToDeviceXRel(tab_array[i]); - } + else + tabCount = 0; - dc.SetMapMode(map_mode ); - int next_tab_pos = -1; - int tab_pos = -1; + int nextTabPos = -1; + int tabPos = -1; wxCoord w, h; - if(selected) + if (selected) { - dc.SetBrush(*wxBLACK_BRUSH); - dc.SetPen(*wxBLACK_PEN); - dc.SetTextForeground(*wxWHITE); - dc.SetBackgroundMode(wxTRANSPARENT); + wxColour highlightColour(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT)); + wxColour highlightTextColour(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT)); + + wxCheckSetBrush(dc, wxBrush(highlightColour)); + wxCheckSetPen(dc, wxPen(highlightColour)); + dc.SetTextForeground(highlightTextColour); + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); } else { dc.SetTextForeground(attr.GetTextColour()); - dc.SetBackgroundMode(wxTRANSPARENT); + + if (attr.HasFlag(wxTEXT_ATTR_BACKGROUND_COLOUR) && attr.GetBackgroundColour().IsOk()) + { + dc.SetBackgroundMode(wxBRUSHSTYLE_SOLID); + dc.SetTextBackground(attr.GetBackgroundColour()); + } + else + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); } - while (str.Find(wxT('\t')) >= 0) + while (hasTabs) { // the string has a tab // break up the string at the Tab wxString stringChunk = str.BeforeFirst(wxT('\t')); str = str.AfterFirst(wxT('\t')); dc.GetTextExtent(stringChunk, & w, & h); - tab_pos = x + w; + tabPos = x + w; bool not_found = true; - for (int i = 0; i < num_tabs && not_found; ++i) + for (int i = 0; i < tabCount && not_found; ++i) { - next_tab_pos = tab_array.Item(i); - if (next_tab_pos > tab_pos) + nextTabPos = tabArray.Item(i); + + // Find the next tab position. + // Even if we're at the end of the tab array, we must still draw the chunk. + + if (nextTabPos > tabPos || (i == (tabCount - 1))) { + if (nextTabPos <= tabPos) + { + int defaultTabWidth = ConvertTenthsMMToPixels(dc, WIDTH_FOR_DEFAULT_TABS); + nextTabPos = tabPos + defaultTabWidth; + } + not_found = false; if (selected) { - w = next_tab_pos - x; + w = nextTabPos - x; wxRect selRect(x, rect.y, w, rect.GetHeight()); dc.DrawRectangle(selRect); } dc.DrawText(stringChunk, x, y); - x = next_tab_pos; + + if (attr.HasTextEffects() && (attr.GetTextEffects() & wxTEXT_ATTR_EFFECT_STRIKETHROUGH)) + { + wxPen oldPen = dc.GetPen(); + wxCheckSetPen(dc, wxPen(attr.GetTextColour(), 1)); + dc.DrawLine(x, (int) (y+(h/2)+0.5), x+w, (int) (y+(h/2)+0.5)); + wxCheckSetPen(dc, oldPen); + } + + x = nextTabPos; } } + hasTabs = (str.Find(wxT('\t')) != wxNOT_FOUND); } - dc.GetTextExtent(str, & w, & h); - if (selected) + if (!str.IsEmpty()) { - wxRect selRect(x, rect.y, w, rect.GetHeight()); - dc.DrawRectangle(selRect); + dc.GetTextExtent(str, & w, & h); + if (selected) + { + wxRect selRect(x, rect.y, w, rect.GetHeight()); + dc.DrawRectangle(selRect); + } + dc.DrawText(str, x, y); + + if (attr.HasTextEffects() && (attr.GetTextEffects() & wxTEXT_ATTR_EFFECT_STRIKETHROUGH)) + { + wxPen oldPen = dc.GetPen(); + wxCheckSetPen(dc, wxPen(attr.GetTextColour(), 1)); + dc.DrawLine(x, (int) (y+(h/2)+0.5), x+w, (int) (y+(h/2)+0.5)); + wxCheckSetPen(dc, oldPen); + } + + x += w; } - dc.DrawText(str, x, y); - x += w; return true; } @@ -3712,21 +4578,9 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttrEx& attr, c /// Lay the item out bool wxRichTextPlainText::Layout(wxDC& dc, const wxRect& WXUNUSED(rect), int WXUNUSED(style)) { -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); - wxASSERT (para != NULL); - - wxTextAttrEx textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); -#else - wxTextAttrEx textAttr(GetAttributes()); -#endif - - if (textAttr.GetFont().Ok()) - dc.SetFont(textAttr.GetFont()); - - wxCoord w, h; - dc.GetTextExtent(m_text, & w, & h, & m_descent); - m_size = wxSize(w, dc.GetCharHeight()); + // Only lay out if we haven't already cached the size + if (m_size.x == -1) + GetRangeSize(GetRange(), m_size, m_descent, dc, 0, wxPoint(0, 0)); return true; } @@ -3746,50 +4600,67 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz if (!range.IsWithin(GetRange())) return false; -#if wxRICHTEXT_USE_DYNAMIC_STYLES wxRichTextParagraph* para = wxDynamicCast(GetParent(), wxRichTextParagraph); wxASSERT (para != NULL); - wxTextAttrEx textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); -#else - wxTextAttrEx textAttr(GetAttributes()); -#endif + wxTextAttr textAttr(para ? para->GetCombinedAttributes(GetAttributes()) : GetAttributes()); // Always assume unformatted text, since at this level we have no knowledge // of line breaks - and we don't need it, since we'll calculate size within // formatted text by doing it in chunks according to the line ranges - if (textAttr.GetFont().Ok()) - dc.SetFont(textAttr.GetFont()); + bool bScript(false); + wxFont font(GetBuffer()->GetFontTable().FindFont(textAttr)); + if (font.Ok()) + { + if ( textAttr.HasTextEffects() && ( (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT) + || (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT) ) ) + { + wxFont textFont = font; + double size = static_cast(textFont.GetPointSize()) / wxSCRIPT_MUL_FACTOR; + textFont.SetPointSize( static_cast(size) ); + wxCheckSetFont(dc, textFont); + bScript = true; + } + else + { + wxCheckSetFont(dc, font); + } + } int startPos = range.GetStart() - GetRange().GetStart(); long len = range.GetLength(); - wxString stringChunk = m_text.Mid(startPos, (size_t) len); + + wxString str(m_text); + wxString toReplace = wxRichTextLineBreakChar; + str.Replace(toReplace, wxT(" ")); + + wxString stringChunk = str.Mid(startPos, (size_t) len); + + if (textAttr.HasTextEffects() && (textAttr.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS)) + stringChunk.MakeUpper(); + wxCoord w, h; int width = 0; - if (stringChunk.Find(wxT('\t')) >= 0) + if (stringChunk.Find(wxT('\t')) != wxNOT_FOUND) { // the string has a tab - wxArrayInt tab_array = textAttr.GetTabs(); - if (tab_array.IsEmpty()) - { - // create a default tab list at 10 mm each. - for (int i = 0; i < 20; ++i) - { - tab_array.Add(i*100); - } - } + wxArrayInt tabArray; + if (textAttr.GetTabs().IsEmpty()) + tabArray = wxRichTextParagraph::GetDefaultTabs(); + else + tabArray = textAttr.GetTabs(); - int map_mode = dc.GetMapMode(); - dc.SetMapMode(wxMM_LOMETRIC ); - int num_tabs = tab_array.GetCount(); + int tabCount = tabArray.GetCount(); - for (int i = 0; i < num_tabs; ++i) + for (int i = 0; i < tabCount; ++i) { - tab_array[i] = dc.LogicalToDeviceXRel(tab_array[i]); + int pos = tabArray[i]; + pos = ((wxRichTextPlainText*) this)->ConvertTenthsMMToPixels(dc, pos); + tabArray[i] = pos; } - dc.SetMapMode(map_mode ); - int next_tab_pos = -1; + + int nextTabPos = -1; while (stringChunk.Find(wxT('\t')) >= 0) { @@ -3799,21 +4670,37 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz stringChunk = stringChunk.AfterFirst(wxT('\t')); dc.GetTextExtent(stringFragment, & w, & h); width += w; - int absolute_width = width + position.x; - bool not_found = true; - for (int i = 0; i < num_tabs && not_found; ++i) + int absoluteWidth = width + position.x; + + bool notFound = true; + for (int i = 0; i < tabCount && notFound; ++i) { - next_tab_pos = tab_array.Item(i); - if (next_tab_pos > absolute_width) + nextTabPos = tabArray.Item(i); + + // Find the next tab position. + // Even if we're at the end of the tab array, we must still process the chunk. + + if (nextTabPos > absoluteWidth || (i == (tabCount - 1))) { - not_found = false; - width = next_tab_pos - position.x; + if (nextTabPos <= absoluteWidth) + { + int defaultTabWidth = ((wxRichTextPlainText*) this)->ConvertTenthsMMToPixels(dc, WIDTH_FOR_DEFAULT_TABS); + nextTabPos = absoluteWidth + defaultTabWidth; + } + + notFound = false; + width = nextTabPos - position.x; } } } } + dc.GetTextExtent(stringChunk, & w, & h, & descent); width += w; + + if ( bScript ) + dc.SetFont(font); + size = wxSize(width, dc.GetCharHeight()); return true; @@ -3823,7 +4710,8 @@ bool wxRichTextPlainText::GetRangeSize(const wxRichTextRange& range, wxSize& siz /// the first part in 'this'. wxRichTextObject* wxRichTextPlainText::DoSplit(long pos) { - int index = pos - GetRange().GetStart(); + long index = pos - GetRange().GetStart(); + if (index < 0 || index >= (int) m_text.length()) return NULL; @@ -3898,6 +4786,7 @@ bool wxRichTextPlainText::Merge(wxRichTextObject* object) if (textObject) { m_text += textObject->GetText(); + wxRichTextApplyStyle(m_attributes, textObject->GetAttributes()); return true; } else @@ -3911,6 +4800,23 @@ void wxRichTextPlainText::Dump(wxTextOutputStream& stream) stream << m_text << wxT("\n"); } +/// Get the first position from pos that has a line break character. +long wxRichTextPlainText::GetFirstLineBreakPosition(long pos) +{ + int i; + int len = m_text.length(); + int startPos = pos - m_range.GetStart(); + for (i = startPos; i < len; i++) + { + wxChar ch = m_text[i]; + if (ch == wxRichTextLineBreakChar) + { + return i + m_range.GetStart(); + } + } + return -1; +} + /*! * wxRichTextBuffer * This is a kind of box, used to represent the whole buffer @@ -3918,7 +4824,10 @@ void wxRichTextPlainText::Dump(wxTextOutputStream& stream) IMPLEMENT_DYNAMIC_CLASS(wxRichTextBuffer, wxRichTextParagraphLayoutBox) -wxList wxRichTextBuffer::sm_handlers; +wxList wxRichTextBuffer::sm_handlers; +wxRichTextRenderer* wxRichTextBuffer::sm_renderer = NULL; +int wxRichTextBuffer::sm_bulletRightMargin = 20; +float wxRichTextBuffer::sm_bulletProportion = (float) 0.3; /// Initialisation void wxRichTextBuffer::Init() @@ -3929,6 +4838,8 @@ void wxRichTextBuffer::Init() m_batchedCommandDepth = 0; m_batchedCommand = NULL; m_suppressUndo = 0; + m_handlerFlags = 0; + m_scale = 1.0; } /// Initialisation @@ -3938,21 +4849,15 @@ wxRichTextBuffer::~wxRichTextBuffer() delete m_batchedCommand; ClearStyleStack(); + ClearEventHandlers(); } -void wxRichTextBuffer::Clear() +void wxRichTextBuffer::ResetAndClearCommands() { - DeleteChildren(); - GetCommandProcessor()->ClearCommands(); - Modify(false); - Invalidate(wxRICHTEXT_ALL); -} + Reset(); -void wxRichTextBuffer::Reset() -{ - DeleteChildren(); - AddParagraph(wxEmptyString); GetCommandProcessor()->ClearCommands(); + Modify(false); Invalidate(wxRICHTEXT_ALL); } @@ -3968,44 +4873,60 @@ void wxRichTextBuffer::Copy(const wxRichTextBuffer& obj) m_suppressUndo = obj.m_suppressUndo; } +/// Push style sheet to top of stack +bool wxRichTextBuffer::PushStyleSheet(wxRichTextStyleSheet* styleSheet) +{ + if (m_styleSheet) + styleSheet->InsertSheet(m_styleSheet); + + SetStyleSheet(styleSheet); + + return true; +} + +/// Pop style sheet from top of stack +wxRichTextStyleSheet* wxRichTextBuffer::PopStyleSheet() +{ + if (m_styleSheet) + { + wxRichTextStyleSheet* oldSheet = m_styleSheet; + m_styleSheet = oldSheet->GetNextSheet(); + oldSheet->Unlink(); + + return oldSheet; + } + else + return NULL; +} + /// Submit command to insert paragraphs bool wxRichTextBuffer::InsertParagraphsWithUndo(long pos, const wxRichTextParagraphLayoutBox& paragraphs, wxRichTextCtrl* ctrl, int flags) { wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false); - wxTextAttrEx* p = NULL; - wxTextAttrEx paraAttr; + wxTextAttr attr(GetDefaultStyle()); + + wxTextAttr* p = NULL; + wxTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { paraAttr = GetStyleForNewParagraph(pos); if (!paraAttr.IsDefault()) p = & paraAttr; } - -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx attr(GetDefaultStyle()); -#else - wxTextAttrEx attr(GetBasicStyle()); - wxRichTextApplyStyle(attr, GetDefaultStyle()); -#endif + else + p = & attr; action->GetNewParagraphs() = paragraphs; - if (p) - { - wxRichTextObjectList::compatibility_iterator node = m_children.GetLast(); - while (node) - { - wxRichTextParagraph* obj = (wxRichTextParagraph*) node->GetData(); - obj->SetAttributes(*p); - node = node->GetPrevious(); - } - } - action->SetPosition(pos); + wxRichTextRange range = wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1); + if (!paragraphs.GetPartialParagraph()) + range.SetEnd(range.GetEnd()+1); + // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(pos, pos + paragraphs.GetRange().GetEnd() - 1)); + action->SetRange(range); SubmitAction(action); @@ -4017,22 +4938,16 @@ bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRich { wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false); - wxTextAttrEx* p = NULL; - wxTextAttrEx paraAttr; + wxTextAttr* p = NULL; + wxTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { - paraAttr = GetStyleForNewParagraph(pos); + // Get appropriate paragraph style + paraAttr = GetStyleForNewParagraph(pos, false, false); if (!paraAttr.IsDefault()) p = & paraAttr; } -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx attr(GetDefaultStyle()); -#else - wxTextAttrEx attr(GetBasicStyle()); - wxRichTextApplyStyle(attr, GetDefaultStyle()); -#endif - action->GetNewParagraphs().AddParagraphs(text, p); int length = action->GetNewParagraphs().GetRange().GetLength(); @@ -4043,6 +4958,8 @@ bool wxRichTextBuffer::InsertTextWithUndo(long pos, const wxString& text, wxRich length --; action->GetNewParagraphs().SetPartialParagraph(true); } + else if (text.length() > 0 && text.Last() == wxT('\n')) + length --; action->SetPosition(pos); @@ -4059,33 +4976,62 @@ bool wxRichTextBuffer::InsertNewlineWithUndo(long pos, wxRichTextCtrl* ctrl, int { wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Text"), wxRICHTEXT_INSERT, this, ctrl, false); - wxTextAttrEx* p = NULL; - wxTextAttrEx paraAttr; + wxTextAttr* p = NULL; + wxTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { - paraAttr = GetStyleForNewParagraph(pos); + paraAttr = GetStyleForNewParagraph(pos, false, true /* look for next paragraph style */); if (!paraAttr.IsDefault()) p = & paraAttr; } -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx attr(GetDefaultStyle()); -#else - wxTextAttrEx attr(GetBasicStyle()); - wxRichTextApplyStyle(attr, GetDefaultStyle()); -#endif + wxTextAttr attr(GetDefaultStyle()); wxRichTextParagraph* newPara = new wxRichTextParagraph(wxEmptyString, this, & attr); action->GetNewParagraphs().AppendChild(newPara); action->GetNewParagraphs().UpdateRanges(); action->GetNewParagraphs().SetPartialParagraph(false); + wxRichTextParagraph* para = GetParagraphAtPosition(pos, false); + long pos1 = pos; + + if (p) + newPara->SetAttributes(*p); + + if (flags & wxRICHTEXT_INSERT_INTERACTIVE) + { + if (para && para->GetRange().GetEnd() == pos) + pos1 ++; + if (newPara->GetAttributes().HasBulletNumber()) + newPara->GetAttributes().SetBulletNumber(newPara->GetAttributes().GetBulletNumber()+1); + } + action->SetPosition(pos); - if (p) - newPara->SetAttributes(*p); + // Use the default character style + // Use the default character style + if (!GetDefaultStyle().IsDefault() && newPara->GetChildren().GetFirst()) + { + // Check whether the default style merely reflects the paragraph/basic style, + // in which case don't apply it. + wxTextAttrEx defaultStyle(GetDefaultStyle()); + wxTextAttrEx toApply; + if (para) + { + wxRichTextAttr combinedAttr = para->GetCombinedAttributes(); + wxTextAttrEx newAttr; + // This filters out attributes that are accounted for by the current + // paragraph/basic style + wxRichTextApplyStyle(toApply, defaultStyle, & combinedAttr); + } + else + toApply = defaultStyle; + + if (!toApply.IsDefault()) + newPara->GetChildren().GetFirst()->GetData()->SetAttributes(toApply); + } // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(pos, pos)); + action->SetRange(wxRichTextRange(pos1, pos1)); SubmitAction(action); @@ -4097,8 +5043,8 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& { wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, ctrl, false); - wxTextAttrEx* p = NULL; - wxTextAttrEx paraAttr; + wxTextAttr* p = NULL; + wxTextAttr paraAttr; if (flags & wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE) { paraAttr = GetStyleForNewParagraph(pos); @@ -4106,12 +5052,7 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& p = & paraAttr; } -#if wxRICHTEXT_USE_DYNAMIC_STYLES - wxTextAttrEx attr(GetDefaultStyle()); -#else - wxTextAttrEx attr(GetBasicStyle()); - wxRichTextApplyStyle(attr, GetDefaultStyle()); -#endif + wxTextAttr attr(GetDefaultStyle()); wxRichTextParagraph* newPara = new wxRichTextParagraph(this, & attr); if (p) @@ -4137,42 +5078,71 @@ bool wxRichTextBuffer::InsertImageWithUndo(long pos, const wxRichTextImageBlock& /// Get the style that is appropriate for a new paragraph at this position. /// If the previous paragraph has a paragraph style name, look up the next-paragraph /// style. -wxRichTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPosition) const +wxTextAttr wxRichTextBuffer::GetStyleForNewParagraph(long pos, bool caretPosition, bool lookUpNewParaStyle) const { wxRichTextParagraph* para = GetParagraphAtPosition(pos, caretPosition); if (para) { - if (!para->GetAttributes().GetParagraphStyleName().IsEmpty() && GetStyleSheet()) + wxTextAttr attr; + bool foundAttributes = false; + + // Look for a matching paragraph style + if (lookUpNewParaStyle && !para->GetAttributes().GetParagraphStyleName().IsEmpty() && GetStyleSheet()) { wxRichTextParagraphStyleDefinition* paraDef = GetStyleSheet()->FindParagraphStyle(para->GetAttributes().GetParagraphStyleName()); - if (paraDef && !paraDef->GetNextStyle().IsEmpty()) + if (paraDef) { - wxRichTextParagraphStyleDefinition* nextParaDef = GetStyleSheet()->FindParagraphStyle(paraDef->GetNextStyle()); - if (nextParaDef) - return nextParaDef->GetStyle(); + // If we're not at the end of the paragraph, then we apply THIS style, and not the designated next style. + if (para->GetRange().GetEnd() == pos && !paraDef->GetNextStyle().IsEmpty()) + { + wxRichTextParagraphStyleDefinition* nextParaDef = GetStyleSheet()->FindParagraphStyle(paraDef->GetNextStyle()); + if (nextParaDef) + { + foundAttributes = true; + attr = nextParaDef->GetStyleMergedWithBase(GetStyleSheet()); + } + } + + // If we didn't find the 'next style', use this style instead. + if (!foundAttributes) + { + foundAttributes = true; + attr = paraDef->GetStyleMergedWithBase(GetStyleSheet()); + } } } - wxRichTextAttr attr(para->GetAttributes()); - int flags = attr.GetFlags(); + if (!foundAttributes) + { + attr = para->GetAttributes(); + int flags = attr.GetFlags(); - // Eliminate character styles - flags &= ( (~ wxTEXT_ATTR_FONT) | + // Eliminate character styles + flags &= ( (~ wxTEXT_ATTR_FONT) | (~ wxTEXT_ATTR_TEXT_COLOUR) | (~ wxTEXT_ATTR_BACKGROUND_COLOUR) ); - attr.SetFlags(flags); + attr.SetFlags(flags); + } + + // Now see if we need to number the paragraph. + if (attr.HasBulletStyle()) + { + wxTextAttr numberingAttr; + if (FindNextParagraphNumber(para, numberingAttr)) + wxRichTextApplyStyle(attr, (const wxTextAttr&) numberingAttr); + } return attr; } else - return wxRichTextAttr(); + return wxTextAttr(); } /// Submit command to delete this range -bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, long initialCaretPosition, long WXUNUSED(newCaretPositon), wxRichTextCtrl* ctrl) +bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, wxRichTextCtrl* ctrl) { wxRichTextAction* action = new wxRichTextAction(NULL, _("Delete"), wxRICHTEXT_DELETE, this, ctrl); - action->SetPosition(initialCaretPosition); + action->SetPosition(ctrl->GetCaretPosition()); // Set the range to delete action->SetRange(range); @@ -4180,22 +5150,18 @@ bool wxRichTextBuffer::DeleteRangeWithUndo(const wxRichTextRange& range, long in // Copy the fragment that we'll need to restore in Undo CopyFragment(range, action->GetOldParagraphs()); - // Special case: if there is only one (non-partial) paragraph, - // we must save the *next* paragraph's style, because that - // is the style we must apply when inserting the content back - // when undoing the delete. (This is because we're merging the - // paragraph with the previous paragraph and throwing away - // the style, and we need to restore it.) - if (!action->GetOldParagraphs().GetPartialParagraph() && action->GetOldParagraphs().GetChildCount() == 1) + // See if we're deleting a paragraph marker, in which case we need to + // make a note not to copy the attributes from the 2nd paragraph to the 1st. + if (range.GetStart() == range.GetEnd()) { - wxRichTextParagraph* lastPara = GetParagraphAtPosition(range.GetStart()); - if (lastPara) + wxRichTextParagraph* para = GetParagraphAtPosition(range.GetStart()); + if (para && para->GetRange().GetEnd() == range.GetEnd()) { - wxRichTextParagraph* nextPara = GetParagraphAtPosition(range.GetEnd()+1); - if (nextPara) + wxRichTextParagraph* nextPara = GetParagraphAtPosition(range.GetStart()+1); + if (nextPara && nextPara != para) { - wxRichTextParagraph* para = (wxRichTextParagraph*) action->GetOldParagraphs().GetChild(0); - para->SetAttributes(nextPara->GetAttributes()); + action->GetOldParagraphs().GetChildren().GetFirst()->GetData()->SetAttributes(nextPara->GetAttributes()); + action->GetOldParagraphs().GetAttributes().SetFlags(action->GetOldParagraphs().GetAttributes().GetFlags() | wxTEXT_ATTR_KEEP_FIRST_PARA_STYLE); } } } @@ -4213,7 +5179,7 @@ bool wxRichTextBuffer::BeginBatchUndo(const wxString& cmdName) wxASSERT(m_batchedCommand == NULL); if (m_batchedCommand) { - GetCommandProcessor()->Submit(m_batchedCommand); + GetCommandProcessor()->Store(m_batchedCommand); } m_batchedCommand = new wxRichTextCommand(cmdName); } @@ -4233,7 +5199,7 @@ bool wxRichTextBuffer::EndBatchUndo() if (m_batchedCommandDepth == 0) { - GetCommandProcessor()->Submit(m_batchedCommand); + GetCommandProcessor()->Store(m_batchedCommand); m_batchedCommand = NULL; } @@ -4244,7 +5210,15 @@ bool wxRichTextBuffer::EndBatchUndo() bool wxRichTextBuffer::SubmitAction(wxRichTextAction* action) { if (BatchingUndo() && m_batchedCommand && !SuppressingUndo()) + { + wxRichTextCommand* cmd = new wxRichTextCommand(action->GetName()); + cmd->AddAction(action); + cmd->Do(); + cmd->GetActions().Clear(); + delete cmd; + m_batchedCommand->AddAction(action); + } else { wxRichTextCommand* cmd = new wxRichTextCommand(action->GetName()); @@ -4274,12 +5248,12 @@ bool wxRichTextBuffer::EndSuppressUndo() } /// Begin using a style -bool wxRichTextBuffer::BeginStyle(const wxTextAttrEx& style) +bool wxRichTextBuffer::BeginStyle(const wxTextAttr& style) { - wxTextAttrEx newStyle(GetDefaultStyle()); + wxTextAttr newStyle(GetDefaultStyle()); // Save the old default style - m_attributeStack.Append((wxObject*) new wxTextAttrEx(GetDefaultStyle())); + m_attributeStack.Append((wxObject*) new wxTextAttr(GetDefaultStyle())); wxRichTextApplyStyle(newStyle, style); newStyle.SetFlags(style.GetFlags()|newStyle.GetFlags()); @@ -4301,7 +5275,7 @@ bool wxRichTextBuffer::EndStyle() } wxList::compatibility_iterator node = m_attributeStack.GetLast(); - wxTextAttrEx* attr = (wxTextAttrEx*)node->GetData(); + wxTextAttr* attr = (wxTextAttr*)node->GetData(); m_attributeStack.Erase(node); SetDefaultStyle(*attr); @@ -4322,1960 +5296,1541 @@ bool wxRichTextBuffer::EndAllStyles() void wxRichTextBuffer::ClearStyleStack() { for (wxList::compatibility_iterator node = m_attributeStack.GetFirst(); node; node = node->GetNext()) - delete (wxTextAttrEx*) node->GetData(); + delete (wxTextAttr*) node->GetData(); m_attributeStack.Clear(); } -/// Begin using bold -bool wxRichTextBuffer::BeginBold() -{ - wxFont font(GetBasicStyle().GetFont()); - font.SetWeight(wxBOLD); - - wxTextAttrEx attr; - attr.SetFont(font,wxTEXT_ATTR_FONT_WEIGHT); - - return BeginStyle(attr); -} - -/// Begin using italic -bool wxRichTextBuffer::BeginItalic() -{ - wxFont font(GetBasicStyle().GetFont()); - font.SetStyle(wxITALIC); - - wxTextAttrEx attr; - attr.SetFont(font, wxTEXT_ATTR_FONT_ITALIC); - - return BeginStyle(attr); -} - -/// Begin using underline -bool wxRichTextBuffer::BeginUnderline() -{ - wxFont font(GetBasicStyle().GetFont()); - font.SetUnderlined(true); - - wxTextAttrEx attr; - attr.SetFont(font, wxTEXT_ATTR_FONT_UNDERLINE); - - return BeginStyle(attr); -} - -/// Begin using point size -bool wxRichTextBuffer::BeginFontSize(int pointSize) -{ - wxFont font(GetBasicStyle().GetFont()); - font.SetPointSize(pointSize); - - wxTextAttrEx attr; - attr.SetFont(font, wxTEXT_ATTR_FONT_SIZE); - - return BeginStyle(attr); -} - -/// Begin using this font -bool wxRichTextBuffer::BeginFont(const wxFont& font) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_FONT); - attr.SetFont(font); - - return BeginStyle(attr); -} - -/// Begin using this colour -bool wxRichTextBuffer::BeginTextColour(const wxColour& colour) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_TEXT_COLOUR); - attr.SetTextColour(colour); - - return BeginStyle(attr); -} - -/// Begin using alignment -bool wxRichTextBuffer::BeginAlignment(wxTextAttrAlignment alignment) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_ALIGNMENT); - attr.SetAlignment(alignment); - - return BeginStyle(attr); -} - -/// Begin left indent -bool wxRichTextBuffer::BeginLeftIndent(int leftIndent, int leftSubIndent) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT); - attr.SetLeftIndent(leftIndent, leftSubIndent); - - return BeginStyle(attr); -} - -/// Begin right indent -bool wxRichTextBuffer::BeginRightIndent(int rightIndent) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_RIGHT_INDENT); - attr.SetRightIndent(rightIndent); - - return BeginStyle(attr); -} - -/// Begin paragraph spacing -bool wxRichTextBuffer::BeginParagraphSpacing(int before, int after) -{ - long flags = 0; - if (before != 0) - flags |= wxTEXT_ATTR_PARA_SPACING_BEFORE; - if (after != 0) - flags |= wxTEXT_ATTR_PARA_SPACING_AFTER; - - wxTextAttrEx attr; - attr.SetFlags(flags); - attr.SetParagraphSpacingBefore(before); - attr.SetParagraphSpacingAfter(after); - - return BeginStyle(attr); -} - -/// Begin line spacing -bool wxRichTextBuffer::BeginLineSpacing(int lineSpacing) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_LINE_SPACING); - attr.SetLineSpacing(lineSpacing); - - return BeginStyle(attr); -} - -/// Begin numbered bullet -bool wxRichTextBuffer::BeginNumberedBullet(int bulletNumber, int leftIndent, int leftSubIndent, int bulletStyle) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_NUMBER|wxTEXT_ATTR_LEFT_INDENT); - attr.SetBulletStyle(bulletStyle); - attr.SetBulletNumber(bulletNumber); - attr.SetLeftIndent(leftIndent, leftSubIndent); - - return BeginStyle(attr); -} - -/// Begin symbol bullet -bool wxRichTextBuffer::BeginSymbolBullet(wxChar symbol, int leftIndent, int leftSubIndent, int bulletStyle) -{ - wxTextAttrEx attr; - attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_BULLET_SYMBOL|wxTEXT_ATTR_LEFT_INDENT); - attr.SetBulletStyle(bulletStyle); - attr.SetLeftIndent(leftIndent, leftSubIndent); - attr.SetBulletSymbol(symbol); - - return BeginStyle(attr); -} - -/// Begin named character style -bool wxRichTextBuffer::BeginCharacterStyle(const wxString& characterStyle) -{ - if (GetStyleSheet()) - { - wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterStyle); - if (def) - { - wxTextAttrEx attr; - def->GetStyle().CopyTo(attr); - return BeginStyle(attr); - } - } - return false; -} - -/// Begin named paragraph style -bool wxRichTextBuffer::BeginParagraphStyle(const wxString& paragraphStyle) -{ - if (GetStyleSheet()) - { - wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(paragraphStyle); - if (def) - { - wxTextAttrEx attr; - def->GetStyle().CopyTo(attr); - return BeginStyle(attr); - } - } - return false; -} - -/// Adds a handler to the end -void wxRichTextBuffer::AddHandler(wxRichTextFileHandler *handler) -{ - sm_handlers.Append(handler); -} - -/// Inserts a handler at the front -void wxRichTextBuffer::InsertHandler(wxRichTextFileHandler *handler) -{ - sm_handlers.Insert( handler ); -} - -/// Removes a handler -bool wxRichTextBuffer::RemoveHandler(const wxString& name) -{ - wxRichTextFileHandler *handler = FindHandler(name); - if (handler) - { - sm_handlers.DeleteObject(handler); - delete handler; - return true; - } - else - return false; -} - -/// Finds a handler by filename or, if supplied, type -wxRichTextFileHandler *wxRichTextBuffer::FindHandlerFilenameOrType(const wxString& filename, int imageType) -{ - if (imageType != wxRICHTEXT_TYPE_ANY) - return FindHandler(imageType); - else if (!filename.IsEmpty()) - { - wxString path, file, ext; - wxSplitPath(filename, & path, & file, & ext); - return FindHandler(ext, imageType); - } - else - return NULL; -} - - -/// Finds a handler by name -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& name) -{ - wxList::compatibility_iterator node = sm_handlers.GetFirst(); - while (node) - { - wxRichTextFileHandler *handler = (wxRichTextFileHandler*)node->GetData(); - if (handler->GetName().Lower() == name.Lower()) return handler; - - node = node->GetNext(); - } - return NULL; -} - -/// Finds a handler by extension and type -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, int type) -{ - wxList::compatibility_iterator node = sm_handlers.GetFirst(); - while (node) - { - wxRichTextFileHandler *handler = (wxRichTextFileHandler*)node->GetData(); - if ( handler->GetExtension().Lower() == extension.Lower() && - (type == wxRICHTEXT_TYPE_ANY || handler->GetType() == type) ) - return handler; - node = node->GetNext(); - } - return 0; -} - -/// Finds a handler by type -wxRichTextFileHandler* wxRichTextBuffer::FindHandler(int type) -{ - wxList::compatibility_iterator node = sm_handlers.GetFirst(); - while (node) - { - wxRichTextFileHandler *handler = (wxRichTextFileHandler *)node->GetData(); - if (handler->GetType() == type) return handler; - node = node->GetNext(); - } - return NULL; -} - -void wxRichTextBuffer::InitStandardHandlers() +/// Begin using bold +bool wxRichTextBuffer::BeginBold() { - if (!FindHandler(wxRICHTEXT_TYPE_TEXT)) - AddHandler(new wxRichTextPlainTextHandler); + wxTextAttr attr; + attr.SetFontWeight(wxBOLD); + + return BeginStyle(attr); } -void wxRichTextBuffer::CleanUpHandlers() +/// Begin using italic +bool wxRichTextBuffer::BeginItalic() { - wxList::compatibility_iterator node = sm_handlers.GetFirst(); - while (node) - { - wxRichTextFileHandler* handler = (wxRichTextFileHandler*)node->GetData(); - wxList::compatibility_iterator next = node->GetNext(); - delete handler; - node = next; - } + wxTextAttr attr; + attr.SetFontStyle(wxITALIC); - sm_handlers.Clear(); + return BeginStyle(attr); } -wxString wxRichTextBuffer::GetExtWildcard(bool combine, bool save, wxArrayInt* types) +/// Begin using underline +bool wxRichTextBuffer::BeginUnderline() { - if (types) - types->Clear(); - - wxString wildcard; + wxTextAttr attr; + attr.SetFontUnderlined(true); - wxList::compatibility_iterator node = GetHandlers().GetFirst(); - int count = 0; - while (node) - { - wxRichTextFileHandler* handler = (wxRichTextFileHandler*) node->GetData(); - if (handler->IsVisible() && ((save && handler->CanSave()) || !save && handler->CanLoad())) - { - if (combine) - { - if (count > 0) - wildcard += wxT(";"); - wildcard += wxT("*.") + handler->GetExtension(); - } - else - { - if (count > 0) - wildcard += wxT("|"); - wildcard += handler->GetName(); - wildcard += wxT(" "); - wildcard += _("files"); - wildcard += wxT(" (*."); - wildcard += handler->GetExtension(); - wildcard += wxT(")|*."); - wildcard += handler->GetExtension(); - if (types) - types->Add(handler->GetType()); - } - count ++; - } + return BeginStyle(attr); +} - node = node->GetNext(); - } +/// Begin using point size +bool wxRichTextBuffer::BeginFontSize(int pointSize) +{ + wxTextAttr attr; + attr.SetFontSize(pointSize); - if (combine) - wildcard = wxT("(") + wildcard + wxT(")|") + wildcard; - return wildcard; + return BeginStyle(attr); } -/// Load a file -bool wxRichTextBuffer::LoadFile(const wxString& filename, int type) +/// Begin using this font +bool wxRichTextBuffer::BeginFont(const wxFont& font) { - wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); - if (handler) - { - SetDefaultStyle(wxTextAttrEx()); + wxTextAttr attr; + attr.SetFont(font); - bool success = handler->LoadFile(this, filename); - Invalidate(wxRICHTEXT_ALL); - return success; - } - else - return false; + return BeginStyle(attr); } -/// Save a file -bool wxRichTextBuffer::SaveFile(const wxString& filename, int type) +/// Begin using this colour +bool wxRichTextBuffer::BeginTextColour(const wxColour& colour) { - wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); - if (handler) - return handler->SaveFile(this, filename); - else - return false; + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_TEXT_COLOUR); + attr.SetTextColour(colour); + + return BeginStyle(attr); } -/// Load from a stream -bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type) +/// Begin using alignment +bool wxRichTextBuffer::BeginAlignment(wxTextAttrAlignment alignment) { - wxRichTextFileHandler* handler = FindHandler(type); - if (handler) - { - SetDefaultStyle(wxTextAttrEx()); - bool success = handler->LoadFile(this, stream); - Invalidate(wxRICHTEXT_ALL); - return success; - } - else - return false; + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_ALIGNMENT); + attr.SetAlignment(alignment); + + return BeginStyle(attr); } -/// Save to a stream -bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, int type) +/// Begin left indent +bool wxRichTextBuffer::BeginLeftIndent(int leftIndent, int leftSubIndent) { - wxRichTextFileHandler* handler = FindHandler(type); - if (handler) - return handler->SaveFile(this, stream); - else - return false; + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_LEFT_INDENT); + attr.SetLeftIndent(leftIndent, leftSubIndent); + + return BeginStyle(attr); } -/// Copy the range to the clipboard -bool wxRichTextBuffer::CopyToClipboard(const wxRichTextRange& range) +/// Begin right indent +bool wxRichTextBuffer::BeginRightIndent(int rightIndent) { - bool success = false; -#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_RIGHT_INDENT); + attr.SetRightIndent(rightIndent); - if (!wxTheClipboard->IsOpened() && wxTheClipboard->Open()) - { - wxTheClipboard->Clear(); + return BeginStyle(attr); +} - // Add composite object +/// Begin paragraph spacing +bool wxRichTextBuffer::BeginParagraphSpacing(int before, int after) +{ + long flags = 0; + if (before != 0) + flags |= wxTEXT_ATTR_PARA_SPACING_BEFORE; + if (after != 0) + flags |= wxTEXT_ATTR_PARA_SPACING_AFTER; - wxDataObjectComposite* compositeObject = new wxDataObjectComposite(); + wxTextAttr attr; + attr.SetFlags(flags); + attr.SetParagraphSpacingBefore(before); + attr.SetParagraphSpacingAfter(after); - { - wxString text = GetTextForRange(range); + return BeginStyle(attr); +} -#ifdef __WXMSW__ - text = wxTextFile::Translate(text, wxTextFileType_Dos); -#endif +/// Begin line spacing +bool wxRichTextBuffer::BeginLineSpacing(int lineSpacing) +{ + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_LINE_SPACING); + attr.SetLineSpacing(lineSpacing); - compositeObject->Add(new wxTextDataObject(text), false /* not preferred */); - } + return BeginStyle(attr); +} - // Add rich text buffer data object. This needs the XML handler to be present. +/// Begin numbered bullet +bool wxRichTextBuffer::BeginNumberedBullet(int bulletNumber, int leftIndent, int leftSubIndent, int bulletStyle) +{ + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT); + attr.SetBulletStyle(bulletStyle); + attr.SetBulletNumber(bulletNumber); + attr.SetLeftIndent(leftIndent, leftSubIndent); - if (FindHandler(wxRICHTEXT_TYPE_XML)) - { - wxRichTextBuffer* richTextBuf = new wxRichTextBuffer; - CopyFragment(range, *richTextBuf); + return BeginStyle(attr); +} - compositeObject->Add(new wxRichTextBufferDataObject(richTextBuf), true /* preferred */); - } +/// Begin symbol bullet +bool wxRichTextBuffer::BeginSymbolBullet(const wxString& symbol, int leftIndent, int leftSubIndent, int bulletStyle) +{ + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT); + attr.SetBulletStyle(bulletStyle); + attr.SetLeftIndent(leftIndent, leftSubIndent); + attr.SetBulletText(symbol); - if (wxTheClipboard->SetData(compositeObject)) - success = true; + return BeginStyle(attr); +} - wxTheClipboard->Close(); - } +/// Begin standard bullet +bool wxRichTextBuffer::BeginStandardBullet(const wxString& bulletName, int leftIndent, int leftSubIndent, int bulletStyle) +{ + wxTextAttr attr; + attr.SetFlags(wxTEXT_ATTR_BULLET_STYLE|wxTEXT_ATTR_LEFT_INDENT); + attr.SetBulletStyle(bulletStyle); + attr.SetLeftIndent(leftIndent, leftSubIndent); + attr.SetBulletName(bulletName); -#else - wxUnusedVar(range); -#endif - return success; + return BeginStyle(attr); } -/// Paste the clipboard content to the buffer -bool wxRichTextBuffer::PasteFromClipboard(long position) +/// Begin named character style +bool wxRichTextBuffer::BeginCharacterStyle(const wxString& characterStyle) { - bool success = false; -#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ - if (CanPasteFromClipboard()) + if (GetStyleSheet()) { - if (wxTheClipboard->Open()) + wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterStyle); + if (def) { - if (wxTheClipboard->IsSupported(wxDataFormat(wxRichTextBufferDataObject::GetRichTextBufferFormatId()))) - { - wxRichTextBufferDataObject data; - wxTheClipboard->GetData(data); - wxRichTextBuffer* richTextBuffer = data.GetRichTextBuffer(); - if (richTextBuffer) - { - InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); - delete richTextBuffer; - } - } - else if (wxTheClipboard->IsSupported(wxDF_TEXT) || wxTheClipboard->IsSupported(wxDF_UNICODETEXT)) - { - wxTextDataObject data; - wxTheClipboard->GetData(data); - wxString text(data.GetText()); - text.Replace(_T("\r\n"), _T("\n")); - - InsertTextWithUndo(position+1, text, GetRichTextCtrl()); - - success = true; - } - else if (wxTheClipboard->IsSupported(wxDF_BITMAP)) - { - wxBitmapDataObject data; - wxTheClipboard->GetData(data); - wxBitmap bitmap(data.GetBitmap()); - wxImage image(bitmap.ConvertToImage()); - - wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, GetRichTextCtrl(), false); - - action->GetNewParagraphs().AddImage(image); - - if (action->GetNewParagraphs().GetChildCount() == 1) - action->GetNewParagraphs().SetPartialParagraph(true); - - action->SetPosition(position); - - // Set the range we'll need to delete in Undo - action->SetRange(wxRichTextRange(position, position)); - - SubmitAction(action); - - success = true; - } - wxTheClipboard->Close(); + wxTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet()); + return BeginStyle(attr); } } -#else - wxUnusedVar(position); -#endif - return success; + return false; } -/// Can we paste from the clipboard? -bool wxRichTextBuffer::CanPasteFromClipboard() const +/// Begin named paragraph style +bool wxRichTextBuffer::BeginParagraphStyle(const wxString& paragraphStyle) { - bool canPaste = false; -#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ - if (!wxTheClipboard->IsOpened() && wxTheClipboard->Open()) + if (GetStyleSheet()) { - if (wxTheClipboard->IsSupported(wxDF_TEXT) || wxTheClipboard->IsSupported(wxDF_UNICODETEXT) || - wxTheClipboard->IsSupported(wxDataFormat(wxRichTextBufferDataObject::GetRichTextBufferFormatId())) || - wxTheClipboard->IsSupported(wxDF_BITMAP)) + wxRichTextParagraphStyleDefinition* def = GetStyleSheet()->FindParagraphStyle(paragraphStyle); + if (def) { - canPaste = true; + wxTextAttr attr = def->GetStyleMergedWithBase(GetStyleSheet()); + return BeginStyle(attr); } - wxTheClipboard->Close(); } -#endif - return canPaste; + return false; } -/// Dumps contents of buffer for debugging purposes -void wxRichTextBuffer::Dump() +/// Begin named list style +bool wxRichTextBuffer::BeginListStyle(const wxString& listStyle, int level, int number) { - wxString text; + if (GetStyleSheet()) { - wxStringOutputStream stream(& text); - wxTextOutputStream textStream(stream); - Dump(textStream); - } - - wxLogDebug(text); -} + wxRichTextListStyleDefinition* def = GetStyleSheet()->FindListStyle(listStyle); + if (def) + { + wxTextAttr attr(def->GetCombinedStyleForLevel(level)); + attr.SetBulletNumber(number); -/* - * Module to initialise and clean up handlers - */ + return BeginStyle(attr); + } + } + return false; +} -class wxRichTextModule: public wxModule +/// Begin URL +bool wxRichTextBuffer::BeginURL(const wxString& url, const wxString& characterStyle) { -DECLARE_DYNAMIC_CLASS(wxRichTextModule) -public: - wxRichTextModule() {} - bool OnInit() { wxRichTextBuffer::InitStandardHandlers(); return true; }; - void OnExit() { wxRichTextBuffer::CleanUpHandlers(); wxRichTextDecimalToRoman(-1); }; -}; - -IMPLEMENT_DYNAMIC_CLASS(wxRichTextModule, wxModule) + wxTextAttr attr; + if (!characterStyle.IsEmpty() && GetStyleSheet()) + { + wxRichTextCharacterStyleDefinition* def = GetStyleSheet()->FindCharacterStyle(characterStyle); + if (def) + { + attr = def->GetStyleMergedWithBase(GetStyleSheet()); + } + } + attr.SetURL(url); -/*! - * Commands for undo/redo - * - */ - -wxRichTextCommand::wxRichTextCommand(const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, - wxRichTextCtrl* ctrl, bool ignoreFirstTime): wxCommand(true, name) -{ - /* wxRichTextAction* action = */ new wxRichTextAction(this, name, id, buffer, ctrl, ignoreFirstTime); + return BeginStyle(attr); } -wxRichTextCommand::wxRichTextCommand(const wxString& name): wxCommand(true, name) +/// Adds a handler to the end +void wxRichTextBuffer::AddHandler(wxRichTextFileHandler *handler) { + sm_handlers.Append(handler); } -wxRichTextCommand::~wxRichTextCommand() +/// Inserts a handler at the front +void wxRichTextBuffer::InsertHandler(wxRichTextFileHandler *handler) { - ClearActions(); + sm_handlers.Insert( handler ); } -void wxRichTextCommand::AddAction(wxRichTextAction* action) +/// Removes a handler +bool wxRichTextBuffer::RemoveHandler(const wxString& name) { - if (!m_actions.Member(action)) - m_actions.Append(action); + wxRichTextFileHandler *handler = FindHandler(name); + if (handler) + { + sm_handlers.DeleteObject(handler); + delete handler; + return true; + } + else + return false; } -bool wxRichTextCommand::Do() +/// Finds a handler by filename or, if supplied, type +wxRichTextFileHandler *wxRichTextBuffer::FindHandlerFilenameOrType(const wxString& filename, int imageType) { - for (wxList::compatibility_iterator node = m_actions.GetFirst(); node; node = node->GetNext()) + if (imageType != wxRICHTEXT_TYPE_ANY) + return FindHandler(imageType); + else if (!filename.IsEmpty()) { - wxRichTextAction* action = (wxRichTextAction*) node->GetData(); - action->Do(); + wxString path, file, ext; + wxSplitPath(filename, & path, & file, & ext); + return FindHandler(ext, imageType); } - - return true; + else + return NULL; } -bool wxRichTextCommand::Undo() + +/// Finds a handler by name +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& name) { - for (wxList::compatibility_iterator node = m_actions.GetLast(); node; node = node->GetPrevious()) + wxList::compatibility_iterator node = sm_handlers.GetFirst(); + while (node) { - wxRichTextAction* action = (wxRichTextAction*) node->GetData(); - action->Undo(); - } + wxRichTextFileHandler *handler = (wxRichTextFileHandler*)node->GetData(); + if (handler->GetName().Lower() == name.Lower()) return handler; - return true; + node = node->GetNext(); + } + return NULL; } -void wxRichTextCommand::ClearActions() +/// Finds a handler by extension and type +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(const wxString& extension, int type) { - WX_CLEAR_LIST(wxList, m_actions); + wxList::compatibility_iterator node = sm_handlers.GetFirst(); + while (node) + { + wxRichTextFileHandler *handler = (wxRichTextFileHandler*)node->GetData(); + if ( handler->GetExtension().Lower() == extension.Lower() && + (type == wxRICHTEXT_TYPE_ANY || handler->GetType() == type) ) + return handler; + node = node->GetNext(); + } + return 0; } -/*! - * Individual action - * - */ - -wxRichTextAction::wxRichTextAction(wxRichTextCommand* cmd, const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, - wxRichTextCtrl* ctrl, bool ignoreFirstTime) +/// Finds a handler by type +wxRichTextFileHandler* wxRichTextBuffer::FindHandler(int type) { - m_buffer = buffer; - m_ignoreThis = ignoreFirstTime; - m_cmdId = id; - m_position = -1; - m_ctrl = ctrl; - m_name = name; - m_newParagraphs.SetDefaultStyle(buffer->GetDefaultStyle()); - m_newParagraphs.SetBasicStyle(buffer->GetBasicStyle()); - if (cmd) - cmd->AddAction(this); + wxList::compatibility_iterator node = sm_handlers.GetFirst(); + while (node) + { + wxRichTextFileHandler *handler = (wxRichTextFileHandler *)node->GetData(); + if (handler->GetType() == type) return handler; + node = node->GetNext(); + } + return NULL; } -wxRichTextAction::~wxRichTextAction() +void wxRichTextBuffer::InitStandardHandlers() { + if (!FindHandler(wxRICHTEXT_TYPE_TEXT)) + AddHandler(new wxRichTextPlainTextHandler); } -bool wxRichTextAction::Do() +void wxRichTextBuffer::CleanUpHandlers() { - m_buffer->Modify(true); - - switch (m_cmdId) + wxList::compatibility_iterator node = sm_handlers.GetFirst(); + while (node) { - case wxRICHTEXT_INSERT: - { - m_buffer->InsertFragment(GetPosition(), m_newParagraphs); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(GetRange()); - - long newCaretPosition = GetPosition() + m_newParagraphs.GetRange().GetLength(); - - // Character position to caret position - newCaretPosition --; - - // Don't take into account the last newline - if (m_newParagraphs.GetPartialParagraph()) - newCaretPosition --; - - newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1)); - - UpdateAppearance(newCaretPosition, true /* send update event */); - - break; - } - case wxRICHTEXT_DELETE: - { - m_buffer->DeleteRange(GetRange()); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); - - UpdateAppearance(GetRange().GetStart()-1, true /* send update event */); - - break; - } - case wxRICHTEXT_CHANGE_STYLE: - { - ApplyParagraphs(GetNewParagraphs()); - m_buffer->Invalidate(GetRange()); - - UpdateAppearance(GetPosition()); - - break; - } - default: - break; + wxRichTextFileHandler* handler = (wxRichTextFileHandler*)node->GetData(); + wxList::compatibility_iterator next = node->GetNext(); + delete handler; + node = next; } - return true; + sm_handlers.Clear(); } -bool wxRichTextAction::Undo() +wxString wxRichTextBuffer::GetExtWildcard(bool combine, bool save, wxArrayInt* types) { - m_buffer->Modify(true); + if (types) + types->Clear(); - switch (m_cmdId) + wxString wildcard; + + wxList::compatibility_iterator node = GetHandlers().GetFirst(); + int count = 0; + while (node) { - case wxRICHTEXT_INSERT: + wxRichTextFileHandler* handler = (wxRichTextFileHandler*) node->GetData(); + if (handler->IsVisible() && ((save && handler->CanSave()) || !save && handler->CanLoad())) { - m_buffer->DeleteRange(GetRange()); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); - - long newCaretPosition = GetPosition() - 1; - // if (m_newParagraphs.GetPartialParagraph()) - // newCaretPosition --; - - UpdateAppearance(newCaretPosition, true /* send update event */); - - break; + if (combine) + { + if (count > 0) + wildcard += wxT(";"); + wildcard += wxT("*.") + handler->GetExtension(); + } + else + { + if (count > 0) + wildcard += wxT("|"); + wildcard += handler->GetName(); + wildcard += wxT(" "); + wildcard += _("files"); + wildcard += wxT(" (*."); + wildcard += handler->GetExtension(); + wildcard += wxT(")|*."); + wildcard += handler->GetExtension(); + if (types) + types->Add(handler->GetType()); + } + count ++; } - case wxRICHTEXT_DELETE: - { - m_buffer->InsertFragment(GetRange().GetStart(), m_oldParagraphs); - m_buffer->UpdateRanges(); - m_buffer->Invalidate(GetRange()); - - UpdateAppearance(GetPosition(), true /* send update event */); - break; - } - case wxRICHTEXT_CHANGE_STYLE: - { - ApplyParagraphs(GetOldParagraphs()); - m_buffer->Invalidate(GetRange()); + node = node->GetNext(); + } - UpdateAppearance(GetPosition()); + if (combine) + wildcard = wxT("(") + wildcard + wxT(")|") + wildcard; + return wildcard; +} - break; - } - default: - break; +/// Load a file +bool wxRichTextBuffer::LoadFile(const wxString& filename, int type) +{ + wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); + if (handler) + { + SetDefaultStyle(wxTextAttr()); + handler->SetFlags(GetHandlerFlags()); + bool success = handler->LoadFile(this, filename); + Invalidate(wxRICHTEXT_ALL); + return success; } - - return true; + else + return false; } -/// Update the control appearance -void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent) +/// Save a file +bool wxRichTextBuffer::SaveFile(const wxString& filename, int type) { - if (m_ctrl) + wxRichTextFileHandler* handler = FindHandlerFilenameOrType(filename, type); + if (handler) { - m_ctrl->SetCaretPosition(caretPosition); - if (!m_ctrl->IsFrozen()) - { - m_ctrl->LayoutContent(); - m_ctrl->PositionCaret(); - m_ctrl->Refresh(false); + handler->SetFlags(GetHandlerFlags()); + return handler->SaveFile(this, filename); + } + else + return false; +} - if (sendUpdateEvent) - m_ctrl->SendUpdateEvent(); - } +/// Load from a stream +bool wxRichTextBuffer::LoadFile(wxInputStream& stream, int type) +{ + wxRichTextFileHandler* handler = FindHandler(type); + if (handler) + { + SetDefaultStyle(wxTextAttr()); + handler->SetFlags(GetHandlerFlags()); + bool success = handler->LoadFile(this, stream); + Invalidate(wxRICHTEXT_ALL); + return success; } + else + return false; } -/// Replace the buffer paragraphs with the new ones. -void wxRichTextAction::ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragment) +/// Save to a stream +bool wxRichTextBuffer::SaveFile(wxOutputStream& stream, int type) { - wxRichTextObjectList::compatibility_iterator node = fragment.GetChildren().GetFirst(); - while (node) + wxRichTextFileHandler* handler = FindHandler(type); + if (handler) { - wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); - wxASSERT (para != NULL); + handler->SetFlags(GetHandlerFlags()); + return handler->SaveFile(this, stream); + } + else + return false; +} - // We'll replace the existing paragraph by finding the paragraph at this position, - // delete its node data, and setting a copy as the new node data. - // TODO: make more efficient by simply swapping old and new paragraph objects. +/// Copy the range to the clipboard +bool wxRichTextBuffer::CopyToClipboard(const wxRichTextRange& range) +{ + bool success = false; +#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ - wxRichTextParagraph* existingPara = m_buffer->GetParagraphAtPosition(para->GetRange().GetStart()); - if (existingPara) - { - wxRichTextObjectList::compatibility_iterator bufferParaNode = m_buffer->GetChildren().Find(existingPara); - if (bufferParaNode) - { - wxRichTextParagraph* newPara = new wxRichTextParagraph(*para); - newPara->SetParent(m_buffer); + if (!wxTheClipboard->IsOpened() && wxTheClipboard->Open()) + { + wxTheClipboard->Clear(); - bufferParaNode->SetData(newPara); + // Add composite object - delete existingPara; - } - } + wxDataObjectComposite* compositeObject = new wxDataObjectComposite(); - node = node->GetNext(); - } -} + { + wxString text = GetTextForRange(range); +#ifdef __WXMSW__ + text = wxTextFile::Translate(text, wxTextFileType_Dos); +#endif -/*! - * wxRichTextRange - * This stores beginning and end positions for a range of data. - */ + compositeObject->Add(new wxTextDataObject(text), false /* not preferred */); + } -/// Limit this range to be within 'range' -bool wxRichTextRange::LimitTo(const wxRichTextRange& range) -{ - if (m_start < range.m_start) - m_start = range.m_start; + // Add rich text buffer data object. This needs the XML handler to be present. - if (m_end > range.m_end) - m_end = range.m_end; + if (FindHandler(wxRICHTEXT_TYPE_XML)) + { + wxRichTextBuffer* richTextBuf = new wxRichTextBuffer; + CopyFragment(range, *richTextBuf); - return true; -} + compositeObject->Add(new wxRichTextBufferDataObject(richTextBuf), true /* preferred */); + } -/*! - * wxRichTextImage implementation - * This object represents an image. - */ + if (wxTheClipboard->SetData(compositeObject)) + success = true; -IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextObject) + wxTheClipboard->Close(); + } -wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent): - wxRichTextObject(parent) -{ - m_image = image; +#else + wxUnusedVar(range); +#endif + return success; } -wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent): - wxRichTextObject(parent) +/// Paste the clipboard content to the buffer +bool wxRichTextBuffer::PasteFromClipboard(long position) { - m_imageBlock = imageBlock; - m_imageBlock.Load(m_image); -} + bool success = false; +#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ + if (CanPasteFromClipboard()) + { + if (wxTheClipboard->Open()) + { + if (wxTheClipboard->IsSupported(wxDataFormat(wxRichTextBufferDataObject::GetRichTextBufferFormatId()))) + { + wxRichTextBufferDataObject data; + wxTheClipboard->GetData(data); + wxRichTextBuffer* richTextBuffer = data.GetRichTextBuffer(); + if (richTextBuffer) + { + InsertParagraphsWithUndo(position+1, *richTextBuffer, GetRichTextCtrl(), wxRICHTEXT_INSERT_WITH_PREVIOUS_PARAGRAPH_STYLE); + if (GetRichTextCtrl()) + GetRichTextCtrl()->ShowPosition(position + richTextBuffer->GetRange().GetEnd()); + delete richTextBuffer; + } + } + else if (wxTheClipboard->IsSupported(wxDF_TEXT) || wxTheClipboard->IsSupported(wxDF_UNICODETEXT)) + { + wxTextDataObject data; + wxTheClipboard->GetData(data); + wxString text(data.GetText()); +#ifdef __WXMSW__ + wxString text2; + text2.Alloc(text.Length()+1); + size_t i; + for (i = 0; i < text.Length(); i++) + { + wxChar ch = text[i]; + if (ch != wxT('\r')) + text2 += ch; + } +#else + wxString text2 = text; +#endif + InsertTextWithUndo(position+1, text2, GetRichTextCtrl()); -/// Load wxImage from the block -bool wxRichTextImage::LoadFromBlock() -{ - m_imageBlock.Load(m_image); - return m_imageBlock.Ok(); -} + if (GetRichTextCtrl()) + GetRichTextCtrl()->ShowPosition(position + text2.Length()); -/// Make block from the wxImage -bool wxRichTextImage::MakeBlock() -{ - if (m_imageBlock.GetImageType() == wxBITMAP_TYPE_ANY || m_imageBlock.GetImageType() == -1) - m_imageBlock.SetImageType(wxBITMAP_TYPE_PNG); + success = true; + } + else if (wxTheClipboard->IsSupported(wxDF_BITMAP)) + { + wxBitmapDataObject data; + wxTheClipboard->GetData(data); + wxBitmap bitmap(data.GetBitmap()); + wxImage image(bitmap.ConvertToImage()); - m_imageBlock.MakeImageBlock(m_image, m_imageBlock.GetImageType()); - return m_imageBlock.Ok(); -} + wxRichTextAction* action = new wxRichTextAction(NULL, _("Insert Image"), wxRICHTEXT_INSERT, this, GetRichTextCtrl(), false); + action->GetNewParagraphs().AddImage(image); -/// 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 (action->GetNewParagraphs().GetChildCount() == 1) + action->GetNewParagraphs().SetPartialParagraph(true); - if (!m_image.Ok()) - return false; + action->SetPosition(position); - if (m_image.Ok() && !m_bitmap.Ok()) - m_bitmap = wxBitmap(m_image); + // Set the range we'll need to delete in Undo + action->SetRange(wxRichTextRange(position, position)); - int y = rect.y + (rect.height - m_image.GetHeight()); + SubmitAction(action); - if (m_bitmap.Ok()) - dc.DrawBitmap(m_bitmap, rect.x, y, true); + success = true; + } + wxTheClipboard->Close(); + } + } +#else + wxUnusedVar(position); +#endif + return success; +} - if (selectionRange.Contains(range.GetStart())) +/// Can we paste from the clipboard? +bool wxRichTextBuffer::CanPasteFromClipboard() const +{ + bool canPaste = false; +#if wxUSE_CLIPBOARD && wxUSE_DATAOBJ + if (!wxTheClipboard->IsOpened() && wxTheClipboard->Open()) { - dc.SetBrush(*wxBLACK_BRUSH); - dc.SetPen(*wxBLACK_PEN); - dc.SetLogicalFunction(wxINVERT); - dc.DrawRectangle(rect); - dc.SetLogicalFunction(wxCOPY); + if (wxTheClipboard->IsSupported(wxDF_TEXT) || wxTheClipboard->IsSupported(wxDF_UNICODETEXT) || + wxTheClipboard->IsSupported(wxDataFormat(wxRichTextBufferDataObject::GetRichTextBufferFormatId())) || + wxTheClipboard->IsSupported(wxDF_BITMAP)) + { + canPaste = true; + } + wxTheClipboard->Close(); } - - return true; +#endif + return canPaste; } -/// Lay the item out -bool wxRichTextImage::Layout(wxDC& WXUNUSED(dc), const wxRect& rect, int WXUNUSED(style)) +/// Dumps contents of buffer for debugging purposes +void wxRichTextBuffer::Dump() { - if (!m_image.Ok()) - LoadFromBlock(); - - if (m_image.Ok()) + wxString text; { - SetCachedSize(wxSize(m_image.GetWidth(), m_image.GetHeight())); - SetPosition(rect.GetPosition()); + wxStringOutputStream stream(& text); + wxTextOutputStream textStream(stream); + Dump(textStream); } + wxLogDebug(text); +} + +/// Add an event handler +bool wxRichTextBuffer::AddEventHandler(wxEvtHandler* handler) +{ + m_eventHandlers.Append(handler); 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)) const +/// Remove an event handler +bool wxRichTextBuffer::RemoveEventHandler(wxEvtHandler* handler, bool deleteHandler) { - if (!range.IsWithin(GetRange())) - return false; + wxList::compatibility_iterator node = m_eventHandlers.Find(handler); + if (node) + { + m_eventHandlers.Erase(node); + if (deleteHandler) + delete handler; - if (!m_image.Ok()) + return true; + } + else return false; +} - size.x = m_image.GetWidth(); - size.y = m_image.GetHeight(); +/// Clear event handlers +void wxRichTextBuffer::ClearEventHandlers() +{ + m_eventHandlers.Clear(); +} - return true; +/// Send event to event handlers. If sendToAll is true, will send to all event handlers, +/// otherwise will stop at the first successful one. +bool wxRichTextBuffer::SendEvent(wxEvent& event, bool sendToAll) +{ + bool success = false; + for (wxList::compatibility_iterator node = m_eventHandlers.GetFirst(); node; node = node->GetNext()) + { + wxEvtHandler* handler = (wxEvtHandler*) node->GetData(); + if (handler->ProcessEvent(event)) + { + success = true; + if (!sendToAll) + return true; + } + } + return success; } -/// Copy -void wxRichTextImage::Copy(const wxRichTextImage& obj) +/// Set style sheet and notify of the change +bool wxRichTextBuffer::SetStyleSheetAndNotify(wxRichTextStyleSheet* sheet) { - wxRichTextObject::Copy(obj); + wxRichTextStyleSheet* oldSheet = GetStyleSheet(); - m_image = obj.m_image; - m_imageBlock = obj.m_imageBlock; -} + wxWindowID id = wxID_ANY; + if (GetRichTextCtrl()) + id = GetRichTextCtrl()->GetId(); -/*! - * Utilities - * - */ + wxRichTextEvent event(wxEVT_COMMAND_RICHTEXT_STYLESHEET_REPLACING, id); + event.SetEventObject(GetRichTextCtrl()); + event.SetOldStyleSheet(oldSheet); + event.SetNewStyleSheet(sheet); + event.Allow(); -/// Compare two attribute objects -bool wxTextAttrEq(const wxTextAttrEx& attr1, const wxTextAttrEx& attr2) -{ - return ( - attr1.GetTextColour() == attr2.GetTextColour() && - attr1.GetBackgroundColour() == attr2.GetBackgroundColour() && - attr1.GetFont() == attr2.GetFont() && - attr1.GetAlignment() == attr2.GetAlignment() && - attr1.GetLeftIndent() == attr2.GetLeftIndent() && - attr1.GetRightIndent() == attr2.GetRightIndent() && - attr1.GetLeftSubIndent() == attr2.GetLeftSubIndent() && - wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs()) && - attr1.GetLineSpacing() == attr2.GetLineSpacing() && - attr1.GetParagraphSpacingAfter() == attr2.GetParagraphSpacingAfter() && - attr1.GetParagraphSpacingBefore() == attr2.GetParagraphSpacingBefore() && - attr1.GetBulletStyle() == attr2.GetBulletStyle() && - attr1.GetBulletNumber() == attr2.GetBulletNumber() && - attr1.GetBulletSymbol() == attr2.GetBulletSymbol() && - attr1.GetBulletFont() == attr2.GetBulletFont() && - attr1.GetCharacterStyleName() == attr2.GetCharacterStyleName() && - attr1.GetParagraphStyleName() == attr2.GetParagraphStyleName()); -} - -bool wxTextAttrEq(const wxTextAttrEx& attr1, const wxRichTextAttr& attr2) -{ - return ( - attr1.GetTextColour() == attr2.GetTextColour() && - attr1.GetBackgroundColour() == attr2.GetBackgroundColour() && - attr1.GetFont().GetPointSize() == attr2.GetFontSize() && - attr1.GetFont().GetStyle() == attr2.GetFontStyle() && - attr1.GetFont().GetWeight() == attr2.GetFontWeight() && - attr1.GetFont().GetFaceName() == attr2.GetFontFaceName() && - attr1.GetFont().GetUnderlined() == attr2.GetFontUnderlined() && - attr1.GetAlignment() == attr2.GetAlignment() && - attr1.GetLeftIndent() == attr2.GetLeftIndent() && - attr1.GetRightIndent() == attr2.GetRightIndent() && - attr1.GetLeftSubIndent() == attr2.GetLeftSubIndent() && - wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs()) && - attr1.GetLineSpacing() == attr2.GetLineSpacing() && - attr1.GetParagraphSpacingAfter() == attr2.GetParagraphSpacingAfter() && - attr1.GetParagraphSpacingBefore() == attr2.GetParagraphSpacingBefore() && - attr1.GetBulletStyle() == attr2.GetBulletStyle() && - attr1.GetBulletNumber() == attr2.GetBulletNumber() && - attr1.GetBulletSymbol() == attr2.GetBulletSymbol() && - attr1.GetBulletFont() == attr2.GetBulletFont() && - attr1.GetCharacterStyleName() == attr2.GetCharacterStyleName() && - attr1.GetParagraphStyleName() == attr2.GetParagraphStyleName()); -} - -/// Compare two attribute objects, but take into account the flags -/// specifying attributes of interest. -bool wxTextAttrEqPartial(const wxTextAttrEx& attr1, const wxTextAttrEx& attr2, int flags) -{ - if ((flags & wxTEXT_ATTR_TEXT_COLOUR) && attr1.GetTextColour() != attr2.GetTextColour()) - return false; + if (SendEvent(event) && !event.IsAllowed()) + { + if (sheet != oldSheet) + delete sheet; - if ((flags & wxTEXT_ATTR_BACKGROUND_COLOUR) && attr1.GetBackgroundColour() != attr2.GetBackgroundColour()) return false; + } - if ((flags & wxTEXT_ATTR_FONT_FACE) && attr1.GetFont().Ok() && attr2.GetFont().Ok() && - attr1.GetFont().GetFaceName() != attr2.GetFont().GetFaceName()) - return false; + if (oldSheet && oldSheet != sheet) + delete oldSheet; - if ((flags & wxTEXT_ATTR_FONT_SIZE) && attr1.GetFont().Ok() && attr2.GetFont().Ok() && - attr1.GetFont().GetPointSize() != attr2.GetFont().GetPointSize()) - return false; + SetStyleSheet(sheet); - if ((flags & wxTEXT_ATTR_FONT_WEIGHT) && attr1.GetFont().Ok() && attr2.GetFont().Ok() && - attr1.GetFont().GetWeight() != attr2.GetFont().GetWeight()) - return false; + event.SetEventType(wxEVT_COMMAND_RICHTEXT_STYLESHEET_REPLACED); + event.SetOldStyleSheet(NULL); + event.Allow(); - if ((flags & wxTEXT_ATTR_FONT_ITALIC) && attr1.GetFont().Ok() && attr2.GetFont().Ok() && - attr1.GetFont().GetStyle() != attr2.GetFont().GetStyle()) - return false; + return SendEvent(event); +} - if ((flags & wxTEXT_ATTR_FONT_UNDERLINE) && attr1.GetFont().Ok() && attr2.GetFont().Ok() && - attr1.GetFont().GetUnderlined() != attr2.GetFont().GetUnderlined()) - return false; +/// Set renderer, deleting old one +void wxRichTextBuffer::SetRenderer(wxRichTextRenderer* renderer) +{ + if (sm_renderer) + delete sm_renderer; + sm_renderer = renderer; +} - if ((flags & wxTEXT_ATTR_ALIGNMENT) && attr1.GetAlignment() != attr2.GetAlignment()) - return false; +bool wxRichTextStdRenderer::DrawStandardBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttr& bulletAttr, const wxRect& rect) +{ + if (bulletAttr.GetTextColour().Ok()) + { + wxCheckSetPen(dc, wxPen(bulletAttr.GetTextColour())); + wxCheckSetBrush(dc, wxBrush(bulletAttr.GetTextColour())); + } + else + { + wxCheckSetPen(dc, *wxBLACK_PEN); + wxCheckSetBrush(dc, *wxBLACK_BRUSH); + } - if ((flags & wxTEXT_ATTR_LEFT_INDENT) && - ((attr1.GetLeftIndent() != attr2.GetLeftIndent()) || (attr1.GetLeftSubIndent() != attr2.GetLeftSubIndent()))) - return false; + wxFont font; + if (bulletAttr.HasFont()) + { + font = paragraph->GetBuffer()->GetFontTable().FindFont(bulletAttr); + } + else + font = (*wxNORMAL_FONT); - if ((flags & wxTEXT_ATTR_RIGHT_INDENT) && - (attr1.GetRightIndent() != attr2.GetRightIndent())) - return false; + wxCheckSetFont(dc, font); - if ((flags & wxTEXT_ATTR_PARA_SPACING_AFTER) && - (attr1.GetParagraphSpacingAfter() != attr2.GetParagraphSpacingAfter())) - return false; + int charHeight = dc.GetCharHeight(); - if ((flags & wxTEXT_ATTR_PARA_SPACING_BEFORE) && - (attr1.GetParagraphSpacingBefore() != attr2.GetParagraphSpacingBefore())) - return false; + int bulletWidth = (int) (((float) charHeight) * wxRichTextBuffer::GetBulletProportion()); + int bulletHeight = bulletWidth; - if ((flags & wxTEXT_ATTR_LINE_SPACING) && - (attr1.GetLineSpacing() != attr2.GetLineSpacing())) - return false; + int x = rect.x; - if ((flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) && - (attr1.GetCharacterStyleName() != attr2.GetCharacterStyleName())) - return false; + // Calculate the top position of the character (as opposed to the whole line height) + int y = rect.y + (rect.height - charHeight); - if ((flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) && - (attr1.GetParagraphStyleName() != attr2.GetParagraphStyleName())) - return false; + // Calculate where the bullet should be positioned + y = y + (charHeight+1)/2 - (bulletHeight+1)/2; - if ((flags & wxTEXT_ATTR_BULLET_STYLE) && - (attr1.GetBulletStyle() != attr2.GetBulletStyle())) - return false; + // The margin between a bullet and text. + int margin = paragraph->ConvertTenthsMMToPixels(dc, wxRichTextBuffer::GetBulletRightMargin()); - if ((flags & wxTEXT_ATTR_BULLET_NUMBER) && - (attr1.GetBulletNumber() != attr2.GetBulletNumber())) - return false; + if (bulletAttr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_RIGHT) + x = rect.x + rect.width - bulletWidth - margin; + else if (bulletAttr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_CENTRE) + x = x + (rect.width)/2 - bulletWidth/2; - if ((flags & wxTEXT_ATTR_BULLET_SYMBOL) && - (attr1.GetBulletSymbol() != attr2.GetBulletSymbol())) - return false; + if (bulletAttr.GetBulletName() == wxT("standard/square")) + { + dc.DrawRectangle(x, y, bulletWidth, bulletHeight); + } + else if (bulletAttr.GetBulletName() == wxT("standard/diamond")) + { + wxPoint pts[5]; + pts[0].x = x; pts[0].y = y + bulletHeight/2; + pts[1].x = x + bulletWidth/2; pts[1].y = y; + pts[2].x = x + bulletWidth; pts[2].y = y + bulletHeight/2; + pts[3].x = x + bulletWidth/2; pts[3].y = y + bulletHeight; - if ((flags & wxTEXT_ATTR_BULLET_SYMBOL) && - (attr1.GetBulletFont() != attr2.GetBulletFont())) - return false; + dc.DrawPolygon(4, pts); + } + else if (bulletAttr.GetBulletName() == wxT("standard/triangle")) + { + wxPoint pts[3]; + pts[0].x = x; pts[0].y = y; + pts[1].x = x + bulletWidth; pts[1].y = y + bulletHeight/2; + pts[2].x = x; pts[2].y = y + bulletHeight; - if ((flags & wxTEXT_ATTR_TABS) && - !wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs())) - return false; + dc.DrawPolygon(3, pts); + } + else // "standard/circle", and catch-all + { + dc.DrawEllipse(x, y, bulletWidth, bulletHeight); + } return true; } -bool wxTextAttrEqPartial(const wxTextAttrEx& attr1, const wxRichTextAttr& attr2, int flags) +bool wxRichTextStdRenderer::DrawTextBullet(wxRichTextParagraph* paragraph, wxDC& dc, const wxTextAttr& attr, const wxRect& rect, const wxString& text) { - if ((flags & wxTEXT_ATTR_TEXT_COLOUR) && attr1.GetTextColour() != attr2.GetTextColour()) - return false; + if (!text.empty()) + { + wxFont font; + if ((attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_SYMBOL) && !attr.GetBulletFont().IsEmpty() && attr.HasFont()) + { + wxTextAttr fontAttr; + fontAttr.SetFontSize(attr.GetFontSize()); + fontAttr.SetFontStyle(attr.GetFontStyle()); + fontAttr.SetFontWeight(attr.GetFontWeight()); + fontAttr.SetFontUnderlined(attr.GetFontUnderlined()); + fontAttr.SetFontFaceName(attr.GetBulletFont()); + font = paragraph->GetBuffer()->GetFontTable().FindFont(fontAttr); + } + else if (attr.HasFont()) + font = paragraph->GetBuffer()->GetFontTable().FindFont(attr); + else + font = (*wxNORMAL_FONT); - if ((flags & wxTEXT_ATTR_BACKGROUND_COLOUR) && attr1.GetBackgroundColour() != attr2.GetBackgroundColour()) - return false; + wxCheckSetFont(dc, font); - if ((flags & (wxTEXT_ATTR_FONT)) && !attr1.GetFont().Ok()) - return false; + if (attr.GetTextColour().Ok()) + dc.SetTextForeground(attr.GetTextColour()); - if ((flags & wxTEXT_ATTR_FONT_FACE) && attr1.GetFont().Ok() && - attr1.GetFont().GetFaceName() != attr2.GetFontFaceName()) - return false; + dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT); - if ((flags & wxTEXT_ATTR_FONT_SIZE) && attr1.GetFont().Ok() && - attr1.GetFont().GetPointSize() != attr2.GetFontSize()) - return false; + int charHeight = dc.GetCharHeight(); + wxCoord tw, th; + dc.GetTextExtent(text, & tw, & th); - if ((flags & wxTEXT_ATTR_FONT_WEIGHT) && attr1.GetFont().Ok() && - attr1.GetFont().GetWeight() != attr2.GetFontWeight()) - return false; + int x = rect.x; - if ((flags & wxTEXT_ATTR_FONT_ITALIC) && attr1.GetFont().Ok() && - attr1.GetFont().GetStyle() != attr2.GetFontStyle()) - return false; + // Calculate the top position of the character (as opposed to the whole line height) + int y = rect.y + (rect.height - charHeight); - if ((flags & wxTEXT_ATTR_FONT_UNDERLINE) && attr1.GetFont().Ok() && - attr1.GetFont().GetUnderlined() != attr2.GetFontUnderlined()) - return false; + // The margin between a bullet and text. + int margin = paragraph->ConvertTenthsMMToPixels(dc, wxRichTextBuffer::GetBulletRightMargin()); - if ((flags & wxTEXT_ATTR_ALIGNMENT) && attr1.GetAlignment() != attr2.GetAlignment()) - return false; + if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_RIGHT) + x = (rect.x + rect.width) - tw - margin; + else if (attr.GetBulletStyle() & wxTEXT_ATTR_BULLET_STYLE_ALIGN_CENTRE) + x = x + (rect.width)/2 - tw/2; - if ((flags & wxTEXT_ATTR_LEFT_INDENT) && - ((attr1.GetLeftIndent() != attr2.GetLeftIndent()) || (attr1.GetLeftSubIndent() != attr2.GetLeftSubIndent()))) - return false; + dc.DrawText(text, x, y); - if ((flags & wxTEXT_ATTR_RIGHT_INDENT) && - (attr1.GetRightIndent() != attr2.GetRightIndent())) + return true; + } + else return false; +} - if ((flags & wxTEXT_ATTR_PARA_SPACING_AFTER) && - (attr1.GetParagraphSpacingAfter() != attr2.GetParagraphSpacingAfter())) - return false; +bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(paragraph), wxDC& WXUNUSED(dc), const wxTextAttr& WXUNUSED(attr), const wxRect& WXUNUSED(rect)) +{ + // Currently unimplemented. The intention is to store bitmaps by name in a media store associated + // with the buffer. The store will allow retrieval from memory, disk or other means. + return false; +} - if ((flags & wxTEXT_ATTR_PARA_SPACING_BEFORE) && - (attr1.GetParagraphSpacingBefore() != attr2.GetParagraphSpacingBefore())) - return false; +/// Enumerate the standard bullet names currently supported +bool wxRichTextStdRenderer::EnumerateStandardBulletNames(wxArrayString& bulletNames) +{ + bulletNames.Add(wxT("standard/circle")); + bulletNames.Add(wxT("standard/square")); + bulletNames.Add(wxT("standard/diamond")); + bulletNames.Add(wxT("standard/triangle")); - if ((flags & wxTEXT_ATTR_LINE_SPACING) && - (attr1.GetLineSpacing() != attr2.GetLineSpacing())) - return false; + return true; +} - if ((flags & wxTEXT_ATTR_CHARACTER_STYLE_NAME) && - (attr1.GetCharacterStyleName() != attr2.GetCharacterStyleName())) - return false; +/* + * Module to initialise and clean up handlers + */ - if ((flags & wxTEXT_ATTR_PARAGRAPH_STYLE_NAME) && - (attr1.GetParagraphStyleName() != attr2.GetParagraphStyleName())) - return false; +class wxRichTextModule: public wxModule +{ +DECLARE_DYNAMIC_CLASS(wxRichTextModule) +public: + wxRichTextModule() {} + bool OnInit() + { + wxRichTextBuffer::SetRenderer(new wxRichTextStdRenderer); + wxRichTextBuffer::InitStandardHandlers(); + wxRichTextParagraph::InitDefaultTabs(); + return true; + } + void OnExit() + { + wxRichTextBuffer::CleanUpHandlers(); + wxRichTextDecimalToRoman(-1); + wxRichTextParagraph::ClearDefaultTabs(); + wxRichTextCtrl::ClearAvailableFontNames(); + wxRichTextBuffer::SetRenderer(NULL); + } +}; - if ((flags & wxTEXT_ATTR_BULLET_STYLE) && - (attr1.GetBulletStyle() != attr2.GetBulletStyle())) - return false; +IMPLEMENT_DYNAMIC_CLASS(wxRichTextModule, wxModule) - if ((flags & wxTEXT_ATTR_BULLET_NUMBER) && - (attr1.GetBulletNumber() != attr2.GetBulletNumber())) - return false; - if ((flags & wxTEXT_ATTR_BULLET_SYMBOL) && - (attr1.GetBulletSymbol() != attr2.GetBulletSymbol())) - return false; +// If the richtext lib is dynamically loaded after the app has already started +// (such as from wxPython) then the built-in module system will not init this +// module. Provide this function to do it manually. +void wxRichTextModuleInit() +{ + wxModule* module = new wxRichTextModule; + module->Init(); + wxModule::RegisterModule(module); +} - if ((flags & wxTEXT_ATTR_BULLET_SYMBOL) && - (attr1.GetBulletFont() != attr2.GetBulletFont())) - return false; - if ((flags & wxTEXT_ATTR_TABS) && - !wxRichTextTabsEq(attr1.GetTabs(), attr2.GetTabs())) - return false; +/*! + * Commands for undo/redo + * + */ - return true; +wxRichTextCommand::wxRichTextCommand(const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, + wxRichTextCtrl* ctrl, bool ignoreFirstTime): wxCommand(true, name) +{ + /* wxRichTextAction* action = */ new wxRichTextAction(this, name, id, buffer, ctrl, ignoreFirstTime); } -/// Compare tabs -bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2) +wxRichTextCommand::wxRichTextCommand(const wxString& name): wxCommand(true, name) { - if (tabs1.GetCount() != tabs2.GetCount()) - return false; +} - size_t i; - for (i = 0; i < tabs1.GetCount(); i++) +wxRichTextCommand::~wxRichTextCommand() +{ + ClearActions(); +} + +void wxRichTextCommand::AddAction(wxRichTextAction* action) +{ + if (!m_actions.Member(action)) + m_actions.Append(action); +} + +bool wxRichTextCommand::Do() +{ + for (wxList::compatibility_iterator node = m_actions.GetFirst(); node; node = node->GetNext()) { - if (tabs1[i] != tabs2[i]) - return false; + wxRichTextAction* action = (wxRichTextAction*) node->GetData(); + action->Do(); } + return true; } - -/// Apply one style to another -bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxTextAttrEx& style) +bool wxRichTextCommand::Undo() { - // Whole font - if (style.GetFont().Ok() && ((style.GetFlags() & (wxTEXT_ATTR_FONT)) == (wxTEXT_ATTR_FONT))) - destStyle.SetFont(style.GetFont()); - else if (style.GetFont().Ok()) + for (wxList::compatibility_iterator node = m_actions.GetLast(); node; node = node->GetPrevious()) { - wxFont font = destStyle.GetFont(); + wxRichTextAction* action = (wxRichTextAction*) node->GetData(); + action->Undo(); + } - if (style.GetFlags() & wxTEXT_ATTR_FONT_FACE) - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_FACE); - font.SetFaceName(style.GetFont().GetFaceName()); - } + return true; +} - if (style.GetFlags() & wxTEXT_ATTR_FONT_SIZE) - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_SIZE); - font.SetPointSize(style.GetFont().GetPointSize()); - } +void wxRichTextCommand::ClearActions() +{ + WX_CLEAR_LIST(wxList, m_actions); +} - if (style.GetFlags() & wxTEXT_ATTR_FONT_ITALIC) - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_ITALIC); - font.SetStyle(style.GetFont().GetStyle()); - } +/*! + * Individual action + * + */ + +wxRichTextAction::wxRichTextAction(wxRichTextCommand* cmd, const wxString& name, wxRichTextCommandId id, wxRichTextBuffer* buffer, + wxRichTextCtrl* ctrl, bool ignoreFirstTime) +{ + m_buffer = buffer; + m_ignoreThis = ignoreFirstTime; + m_cmdId = id; + m_position = -1; + m_ctrl = ctrl; + m_name = name; + m_newParagraphs.SetDefaultStyle(buffer->GetDefaultStyle()); + m_newParagraphs.SetBasicStyle(buffer->GetBasicStyle()); + if (cmd) + cmd->AddAction(this); +} + +wxRichTextAction::~wxRichTextAction() +{ +} + +bool wxRichTextAction::Do() +{ + m_buffer->Modify(true); - if (style.GetFlags() & wxTEXT_ATTR_FONT_WEIGHT) + switch (m_cmdId) + { + case wxRICHTEXT_INSERT: { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_WEIGHT); - font.SetWeight(style.GetFont().GetWeight()); - } + // Store a list of line start character and y positions so we can figure out which area + // we need to refresh + wxArrayInt optimizationLineCharPositions; + wxArrayInt optimizationLineYPositions; + +#if wxRICHTEXT_USE_OPTIMIZED_DRAWING + // 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 + + m_buffer->InsertFragment(GetRange().GetStart(), m_newParagraphs); + m_buffer->UpdateRanges(); + m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart()-1, GetRange().GetEnd())); - if (style.GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE) - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_UNDERLINE); - font.SetUnderlined(style.GetFont().GetUnderlined()); - } + long newCaretPosition = GetPosition() + m_newParagraphs.GetRange().GetLength(); - if (font != destStyle.GetFont()) - { - int oldFlags = destStyle.GetFlags(); + // Character position to caret position + newCaretPosition --; - destStyle.SetFont(font); + // Don't take into account the last newline + if (m_newParagraphs.GetPartialParagraph()) + newCaretPosition --; + else + if (m_newParagraphs.GetChildren().GetCount() > 1) + { + wxRichTextObject* p = (wxRichTextObject*) m_newParagraphs.GetChildren().GetLast()->GetData(); + if (p->GetRange().GetLength() == 1) + newCaretPosition --; + } - destStyle.SetFlags(oldFlags); - } - } + newCaretPosition = wxMin(newCaretPosition, (m_buffer->GetRange().GetEnd()-1)); - if ( style.GetTextColour().Ok() && style.HasTextColour()) - destStyle.SetTextColour(style.GetTextColour()); + if (optimizationLineCharPositions.GetCount() > 0) + UpdateAppearance(newCaretPosition, true /* send update event */, & optimizationLineCharPositions, & optimizationLineYPositions); + else + UpdateAppearance(newCaretPosition, true /* send update event */); - if ( style.GetBackgroundColour().Ok() && style.HasBackgroundColour()) - destStyle.SetBackgroundColour(style.GetBackgroundColour()); + wxRichTextEvent cmdEvent( + wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); - if (style.HasAlignment()) - destStyle.SetAlignment(style.GetAlignment()); + m_buffer->SendEvent(cmdEvent); - if (style.HasTabs()) - destStyle.SetTabs(style.GetTabs()); + break; + } + case wxRICHTEXT_DELETE: + { + m_buffer->DeleteRange(GetRange()); + m_buffer->UpdateRanges(); + m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); - if (style.HasLeftIndent()) - destStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent()); + long caretPos = GetRange().GetStart()-1; + if (caretPos >= m_buffer->GetRange().GetEnd()) + caretPos --; - if (style.HasRightIndent()) - destStyle.SetRightIndent(style.GetRightIndent()); + UpdateAppearance(caretPos, true /* send update event */); - if (style.HasParagraphSpacingAfter()) - destStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter()); + wxRichTextEvent cmdEvent( + wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); - if (style.HasParagraphSpacingBefore()) - destStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore()); + m_buffer->SendEvent(cmdEvent); - if (style.HasLineSpacing()) - destStyle.SetLineSpacing(style.GetLineSpacing()); + break; + } + case wxRICHTEXT_CHANGE_STYLE: + { + ApplyParagraphs(GetNewParagraphs()); + m_buffer->Invalidate(GetRange()); - if (style.HasCharacterStyleName()) - destStyle.SetCharacterStyleName(style.GetCharacterStyleName()); + UpdateAppearance(GetPosition()); - if (style.HasParagraphStyleName()) - destStyle.SetParagraphStyleName(style.GetParagraphStyleName()); + wxRichTextEvent cmdEvent( + wxEVT_COMMAND_RICHTEXT_STYLE_CHANGED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); - if (style.HasBulletStyle()) - { - destStyle.SetBulletStyle(style.GetBulletStyle()); - destStyle.SetBulletSymbol(style.GetBulletSymbol()); - destStyle.SetBulletFont(style.GetBulletFont()); - } + m_buffer->SendEvent(cmdEvent); - if (style.HasBulletNumber()) - destStyle.SetBulletNumber(style.GetBulletNumber()); + break; + } + default: + break; + } return true; } -bool wxRichTextApplyStyle(wxRichTextAttr& destStyle, const wxTextAttrEx& style) +bool wxRichTextAction::Undo() { - wxTextAttrEx destStyle2; - destStyle.CopyTo(destStyle2); - wxRichTextApplyStyle(destStyle2, style); - destStyle = destStyle2; - return true; -} + m_buffer->Modify(true); -bool wxRichTextApplyStyle(wxTextAttrEx& destStyle, const wxRichTextAttr& style, wxRichTextAttr* compareWith) -{ - // Whole font. Avoiding setting individual attributes if possible, since - // it recreates the font each time. - if (((style.GetFlags() & (wxTEXT_ATTR_FONT)) == (wxTEXT_ATTR_FONT)) && !compareWith) - { - destStyle.SetFont(wxFont(style.GetFontSize(), destStyle.GetFont().Ok() ? destStyle.GetFont().GetFamily() : wxDEFAULT, - style.GetFontStyle(), style.GetFontWeight(), style.GetFontUnderlined(), style.GetFontFaceName())); - } - else if (style.GetFlags() & (wxTEXT_ATTR_FONT)) + switch (m_cmdId) { - wxFont font = destStyle.GetFont(); - - if (style.GetFlags() & wxTEXT_ATTR_FONT_FACE) + case wxRICHTEXT_INSERT: { - if (compareWith && compareWith->HasFaceName() && compareWith->GetFontFaceName() == style.GetFontFaceName()) - { - // The same as currently displayed, so don't set - } - else - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_FACE); - font.SetFaceName(style.GetFontFaceName()); - } - } + m_buffer->DeleteRange(GetRange()); + m_buffer->UpdateRanges(); + m_buffer->Invalidate(wxRichTextRange(GetRange().GetStart(), GetRange().GetStart())); - if (style.GetFlags() & wxTEXT_ATTR_FONT_SIZE) - { - if (compareWith && compareWith->HasSize() && compareWith->GetFontSize() == style.GetFontSize()) - { - // The same as currently displayed, so don't set - } - else - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_SIZE); - font.SetPointSize(style.GetFontSize()); - } - } + long newCaretPosition = GetPosition() - 1; - if (style.GetFlags() & wxTEXT_ATTR_FONT_ITALIC) - { - if (compareWith && compareWith->HasItalic() && compareWith->GetFontStyle() == style.GetFontStyle()) - { - // The same as currently displayed, so don't set - } - else - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_ITALIC); - font.SetStyle(style.GetFontStyle()); - } - } + UpdateAppearance(newCaretPosition, true /* send update event */); - if (style.GetFlags() & wxTEXT_ATTR_FONT_WEIGHT) - { - if (compareWith && compareWith->HasWeight() && compareWith->GetFontWeight() == style.GetFontWeight()) - { - // The same as currently displayed, so don't set - } - else - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_WEIGHT); - font.SetWeight(style.GetFontWeight()); - } - } + wxRichTextEvent cmdEvent( + wxEVT_COMMAND_RICHTEXT_CONTENT_DELETED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); - if (style.GetFlags() & wxTEXT_ATTR_FONT_UNDERLINE) - { - if (compareWith && compareWith->HasUnderlined() && compareWith->GetFontUnderlined() == style.GetFontUnderlined()) - { - // The same as currently displayed, so don't set - } - else - { - destStyle.SetFlags(destStyle.GetFlags() | wxTEXT_ATTR_FONT_UNDERLINE); - font.SetUnderlined(style.GetFontUnderlined()); - } - } + m_buffer->SendEvent(cmdEvent); - if (font != destStyle.GetFont()) + break; + } + case wxRICHTEXT_DELETE: { - int oldFlags = destStyle.GetFlags(); + m_buffer->InsertFragment(GetRange().GetStart(), m_oldParagraphs); + m_buffer->UpdateRanges(); + m_buffer->Invalidate(GetRange()); - destStyle.SetFont(font); + UpdateAppearance(GetPosition(), true /* send update event */); + + wxRichTextEvent cmdEvent( + wxEVT_COMMAND_RICHTEXT_CONTENT_INSERTED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); - destStyle.SetFlags(oldFlags); + m_buffer->SendEvent(cmdEvent); + + break; } - } + case wxRICHTEXT_CHANGE_STYLE: + { + ApplyParagraphs(GetOldParagraphs()); + m_buffer->Invalidate(GetRange()); - if (style.GetTextColour().Ok() && style.HasTextColour()) - { - if (!(compareWith && compareWith->HasTextColour() && compareWith->GetTextColour() == style.GetTextColour())) - destStyle.SetTextColour(style.GetTextColour()); - } + UpdateAppearance(GetPosition()); - if (style.GetBackgroundColour().Ok() && style.HasBackgroundColour()) - { - if (!(compareWith && compareWith->HasBackgroundColour() && compareWith->GetBackgroundColour() == style.GetBackgroundColour())) - destStyle.SetBackgroundColour(style.GetBackgroundColour()); - } + wxRichTextEvent cmdEvent( + wxEVT_COMMAND_RICHTEXT_STYLE_CHANGED, + m_ctrl ? m_ctrl->GetId() : -1); + cmdEvent.SetEventObject(m_ctrl ? (wxObject*) m_ctrl : (wxObject*) m_buffer); + cmdEvent.SetRange(GetRange()); + cmdEvent.SetPosition(GetRange().GetStart()); - if (style.HasAlignment()) - { - if (!(compareWith && compareWith->HasAlignment() && compareWith->GetAlignment() == style.GetAlignment())) - destStyle.SetAlignment(style.GetAlignment()); - } + m_buffer->SendEvent(cmdEvent); - if (style.HasTabs()) - { - if (!(compareWith && compareWith->HasTabs() && wxRichTextTabsEq(compareWith->GetTabs(), style.GetTabs()))) - destStyle.SetTabs(style.GetTabs()); + break; + } + default: + break; } - if (style.HasLeftIndent()) - { - if (!(compareWith && compareWith->HasLeftIndent() && compareWith->GetLeftIndent() == style.GetLeftIndent() - && compareWith->GetLeftSubIndent() == style.GetLeftSubIndent())) - destStyle.SetLeftIndent(style.GetLeftIndent(), style.GetLeftSubIndent()); - } + return true; +} - if (style.HasRightIndent()) +/// Update the control appearance +void wxRichTextAction::UpdateAppearance(long caretPosition, bool sendUpdateEvent, wxArrayInt* optimizationLineCharPositions, wxArrayInt* optimizationLineYPositions) +{ + if (m_ctrl) { - if (!(compareWith && compareWith->HasRightIndent() && compareWith->GetRightIndent() == style.GetRightIndent())) - destStyle.SetRightIndent(style.GetRightIndent()); - } + m_ctrl->SetCaretPosition(caretPosition); + if (!m_ctrl->IsFrozen()) + { + m_ctrl->LayoutContent(); + m_ctrl->PositionCaret(); - if (style.HasParagraphSpacingAfter()) - { - if (!(compareWith && compareWith->HasParagraphSpacingAfter() && compareWith->GetParagraphSpacingAfter() == style.GetParagraphSpacingAfter())) - destStyle.SetParagraphSpacingAfter(style.GetParagraphSpacingAfter()); - } +#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) + { + size_t i; - if (style.HasParagraphSpacingBefore()) - { - if (!(compareWith && compareWith->HasParagraphSpacingBefore() && compareWith->GetParagraphSpacingBefore() == style.GetParagraphSpacingBefore())) - destStyle.SetParagraphSpacingBefore(style.GetParagraphSpacingBefore()); - } + wxSize clientSize = m_ctrl->GetClientSize(); + wxPoint firstVisiblePt = m_ctrl->GetFirstVisiblePoint(); - if (style.HasLineSpacing()) - { - if (!(compareWith && compareWith->HasLineSpacing() && compareWith->GetLineSpacing() == style.GetLineSpacing())) - destStyle.SetLineSpacing(style.GetLineSpacing()); - } + // Start/end positions + int firstY = 0; + int lastY = firstVisiblePt.y + clientSize.y; - if (style.HasCharacterStyleName()) - { - if (!(compareWith && compareWith->HasCharacterStyleName() && compareWith->GetCharacterStyleName() == style.GetCharacterStyleName())) - destStyle.SetCharacterStyleName(style.GetCharacterStyleName()); - } + bool foundStart = false; + bool foundEnd = false; - if (style.HasParagraphStyleName()) - { - if (!(compareWith && compareWith->HasParagraphStyleName() && compareWith->GetParagraphStyleName() == style.GetParagraphStyleName())) - destStyle.SetParagraphStyleName(style.GetParagraphStyleName()); - } + // position offset - how many characters were inserted + int positionOffset = GetRange().GetLength(); - if (style.HasBulletStyle()) - { - if (!(compareWith && compareWith->HasBulletStyle() && compareWith->GetBulletStyle() == style.GetBulletStyle())) - destStyle.SetBulletStyle(style.GetBulletStyle()); - } + // 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. - if (style.HasBulletSymbol()) - { - if (!(compareWith && compareWith->HasBulletSymbol() && compareWith->GetBulletSymbol() == style.GetBulletSymbol())) - { - destStyle.SetBulletSymbol(style.GetBulletSymbol()); - destStyle.SetBulletFont(style.GetBulletFont()); - } - } + wxRichTextParagraph* para = m_buffer->GetParagraphAtPosition(GetPosition()); + wxRichTextObjectList::compatibility_iterator node = m_buffer->GetChildren().Find(para); + while (node) + { + wxRichTextParagraph* child = (wxRichTextParagraph*) node->GetData(); + wxRichTextLineList::compatibility_iterator node2 = child->GetLines().GetFirst(); + while (node2) + { + wxRichTextLine* line = node2->GetData(); + wxPoint pt = line->GetAbsolutePosition(); + wxRichTextRange range = line->GetAbsoluteRange(); - if (style.HasBulletNumber()) - { - if (!(compareWith && compareWith->HasBulletNumber() && compareWith->GetBulletNumber() == style.GetBulletNumber())) - destStyle.SetBulletNumber(style.GetBulletNumber()); - } + // 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. - return true; -} + if (pt.y > lastY) // going past the end of the window, no more info + { + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + } + else + { + if (!foundStart) + { + firstY = pt.y - firstVisiblePt.y; + foundStart = true; + } -void wxSetFontPreservingStyles(wxTextAttr& attr, const wxFont& font) -{ - long flags = attr.GetFlags(); - attr.SetFont(font); - attr.SetFlags(flags); -} + // search for this line being at the same position as before + for (i = 0; i < optimizationLineCharPositions->GetCount(); i++) + { + if (((*optimizationLineCharPositions)[i] + positionOffset == range.GetStart()) && + ((*optimizationLineYPositions)[i] == pt.y)) + { + // Stop, we're now the same as we were + foundEnd = true; + lastY = pt.y - firstVisiblePt.y; + + node2 = wxRichTextLineList::compatibility_iterator(); + node = wxRichTextObjectList::compatibility_iterator(); + + break; + } + } + } -/// Convert a decimal to Roman numerals -wxString wxRichTextDecimalToRoman(long n) -{ - static wxArrayInt decimalNumbers; - static wxArrayString romanNumbers; + if (node2) + node2 = node2->GetNext(); + } - // Clean up arrays - if (n == -1) - { - decimalNumbers.Clear(); - romanNumbers.Clear(); - return wxEmptyString; - } + if (node) + node = node->GetNext(); + } - if (decimalNumbers.GetCount() == 0) - { - #define wxRichTextAddDecRom(n, r) decimalNumbers.Add(n); romanNumbers.Add(r); + if (!foundStart) + firstY = firstVisiblePt.y; + if (!foundEnd) + lastY = firstVisiblePt.y + clientSize.y; - wxRichTextAddDecRom(1000, wxT("M")); - wxRichTextAddDecRom(900, wxT("CM")); - wxRichTextAddDecRom(500, wxT("D")); - wxRichTextAddDecRom(400, wxT("CD")); - wxRichTextAddDecRom(100, wxT("C")); - wxRichTextAddDecRom(90, wxT("XC")); - wxRichTextAddDecRom(50, wxT("L")); - wxRichTextAddDecRom(40, wxT("XL")); - wxRichTextAddDecRom(10, wxT("X")); - wxRichTextAddDecRom(9, wxT("IX")); - wxRichTextAddDecRom(5, wxT("V")); - wxRichTextAddDecRom(4, wxT("IV")); - wxRichTextAddDecRom(1, wxT("I")); - } + wxRect rect(firstVisiblePt.x, firstY, firstVisiblePt.x + clientSize.x, lastY - firstY); + m_ctrl->RefreshRect(rect); - int i = 0; - wxString roman; + // 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); - while (n > 0 && i < 13) - { - if (n >= decimalNumbers[i]) - { - n -= decimalNumbers[i]; - roman += romanNumbers[i]; - } - else - { - i ++; + if (sendUpdateEvent) + wxTextCtrl::SendTextUpdatedEvent(m_ctrl); } } - if (roman.IsEmpty()) - roman = wxT("0"); - return roman; } +/// Replace the buffer paragraphs with the new ones. +void wxRichTextAction::ApplyParagraphs(const wxRichTextParagraphLayoutBox& fragment) +{ + wxRichTextObjectList::compatibility_iterator node = fragment.GetChildren().GetFirst(); + while (node) + { + wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph); + wxASSERT (para != NULL); -/*! - * wxRichTextAttr stores attributes without a wxFont object, so is a much more - * efficient way to query styles. - */ + // We'll replace the existing paragraph by finding the paragraph at this position, + // delete its node data, and setting a copy as the new node data. + // TODO: make more efficient by simply swapping old and new paragraph objects. -// ctors -wxRichTextAttr::wxRichTextAttr(const wxColour& colText, - const wxColour& colBack, - wxTextAttrAlignment alignment): m_textAlignment(alignment), m_colText(colText), m_colBack(colBack) -{ - Init(); + wxRichTextParagraph* existingPara = m_buffer->GetParagraphAtPosition(para->GetRange().GetStart()); + if (existingPara) + { + wxRichTextObjectList::compatibility_iterator bufferParaNode = m_buffer->GetChildren().Find(existingPara); + if (bufferParaNode) + { + wxRichTextParagraph* newPara = new wxRichTextParagraph(*para); + newPara->SetParent(m_buffer); - if (m_colText.Ok()) m_flags |= wxTEXT_ATTR_TEXT_COLOUR; - if (m_colBack.Ok()) m_flags |= wxTEXT_ATTR_BACKGROUND_COLOUR; - if (alignment != wxTEXT_ALIGNMENT_DEFAULT) - m_flags |= wxTEXT_ATTR_ALIGNMENT; -} + bufferParaNode->SetData(newPara); -wxRichTextAttr::wxRichTextAttr(const wxTextAttrEx& attr) -{ - Init(); + delete existingPara; + } + } - (*this) = attr; -} - -// operations -void wxRichTextAttr::Init() -{ - m_textAlignment = wxTEXT_ALIGNMENT_DEFAULT; - m_flags = 0; - m_leftIndent = 0; - m_leftSubIndent = 0; - m_rightIndent = 0; - - m_fontSize = 12; - m_fontStyle = wxNORMAL; - m_fontWeight = wxNORMAL; - m_fontUnderlined = false; - - m_paragraphSpacingAfter = 0; - m_paragraphSpacingBefore = 0; - m_lineSpacing = 0; - m_bulletStyle = wxTEXT_ATTR_BULLET_STYLE_NONE; - m_bulletNumber = 0; - m_bulletSymbol = wxT('*'); -} - -// operators -void wxRichTextAttr::operator= (const wxRichTextAttr& attr) -{ - m_colText = attr.m_colText; - m_colBack = attr.m_colBack; - m_textAlignment = attr.m_textAlignment; - m_leftIndent = attr.m_leftIndent; - m_leftSubIndent = attr.m_leftSubIndent; - m_rightIndent = attr.m_rightIndent; - m_tabs = attr.m_tabs; - m_flags = attr.m_flags; - - m_fontSize = attr.m_fontSize; - m_fontStyle = attr.m_fontStyle; - m_fontWeight = attr.m_fontWeight; - m_fontUnderlined = attr.m_fontUnderlined; - m_fontFaceName = attr.m_fontFaceName; - - m_paragraphSpacingAfter = attr.m_paragraphSpacingAfter; - m_paragraphSpacingBefore = attr.m_paragraphSpacingBefore; - m_lineSpacing = attr.m_lineSpacing; - m_characterStyleName = attr.m_characterStyleName; - m_paragraphStyleName = attr.m_paragraphStyleName; - m_bulletStyle = attr.m_bulletStyle; - m_bulletNumber = attr.m_bulletNumber; - m_bulletSymbol = attr.m_bulletSymbol; - m_bulletFont = attr.m_bulletFont; -} - -// operators -void wxRichTextAttr::operator= (const wxTextAttrEx& attr) -{ - m_colText = attr.GetTextColour(); - m_colBack = attr.GetBackgroundColour(); - m_textAlignment = attr.GetAlignment(); - m_leftIndent = attr.GetLeftIndent(); - m_leftSubIndent = attr.GetLeftSubIndent(); - m_rightIndent = attr.GetRightIndent(); - m_tabs = attr.GetTabs(); - m_flags = attr.GetFlags(); - - m_paragraphSpacingAfter = attr.GetParagraphSpacingAfter(); - m_paragraphSpacingBefore = attr.GetParagraphSpacingBefore(); - m_lineSpacing = attr.GetLineSpacing(); - m_characterStyleName = attr.GetCharacterStyleName(); - m_paragraphStyleName = attr.GetParagraphStyleName(); - m_bulletStyle = attr.GetBulletStyle(); - m_bulletNumber = attr.GetBulletNumber(); - m_bulletSymbol = attr.GetBulletSymbol(); - m_bulletFont = attr.GetBulletFont(); - - if (attr.GetFont().Ok()) - GetFontAttributes(attr.GetFont()); -} - -// Making a wxTextAttrEx object. -wxRichTextAttr::operator wxTextAttrEx () const -{ - wxTextAttrEx attr; - CopyTo(attr); - return attr; + node = node->GetNext(); + } } -// Equality test -bool wxRichTextAttr::operator== (const wxRichTextAttr& attr) const -{ - return GetFlags() == attr.GetFlags() && - - GetTextColour() == attr.GetTextColour() && - GetBackgroundColour() == attr.GetBackgroundColour() && - GetAlignment() == attr.GetAlignment() && - GetLeftIndent() == attr.GetLeftIndent() && - GetLeftSubIndent() == attr.GetLeftSubIndent() && - GetRightIndent() == attr.GetRightIndent() && - wxRichTextTabsEq(GetTabs(), attr.GetTabs()) && +/*! + * wxRichTextRange + * This stores beginning and end positions for a range of data. + */ - GetParagraphSpacingAfter() == attr.GetParagraphSpacingAfter() && - GetParagraphSpacingBefore() == attr.GetParagraphSpacingBefore() && - GetLineSpacing() == attr.GetLineSpacing() && - GetCharacterStyleName() == attr.GetCharacterStyleName() && - GetParagraphStyleName() == attr.GetParagraphStyleName() && +/// Limit this range to be within 'range' +bool wxRichTextRange::LimitTo(const wxRichTextRange& range) +{ + if (m_start < range.m_start) + m_start = range.m_start; - GetBulletStyle() == attr.GetBulletStyle() && - GetBulletSymbol() == attr.GetBulletSymbol() && - GetBulletNumber() == attr.GetBulletNumber() && - GetBulletFont() == attr.GetBulletFont() && + if (m_end > range.m_end) + m_end = range.m_end; - m_fontSize == attr.m_fontSize && - m_fontStyle == attr.m_fontStyle && - m_fontWeight == attr.m_fontWeight && - m_fontUnderlined == attr.m_fontUnderlined && - m_fontFaceName == attr.m_fontFaceName; + return true; } -// Copy to a wxTextAttr -void wxRichTextAttr::CopyTo(wxTextAttrEx& attr) const -{ - attr.SetTextColour(GetTextColour()); - attr.SetBackgroundColour(GetBackgroundColour()); - attr.SetAlignment(GetAlignment()); - attr.SetTabs(GetTabs()); - attr.SetLeftIndent(GetLeftIndent(), GetLeftSubIndent()); - attr.SetRightIndent(GetRightIndent()); - attr.SetFont(CreateFont()); +/*! + * wxRichTextImage implementation + * This object represents an image. + */ - attr.SetParagraphSpacingAfter(m_paragraphSpacingAfter); - attr.SetParagraphSpacingBefore(m_paragraphSpacingBefore); - attr.SetLineSpacing(m_lineSpacing); - attr.SetBulletStyle(m_bulletStyle); - attr.SetBulletNumber(m_bulletNumber); - attr.SetBulletSymbol(m_bulletSymbol); - attr.SetBulletFont(m_bulletFont); - attr.SetCharacterStyleName(m_characterStyleName); - attr.SetParagraphStyleName(m_paragraphStyleName); +IMPLEMENT_DYNAMIC_CLASS(wxRichTextImage, wxRichTextObject) - attr.SetFlags(GetFlags()); // Important: set after SetFont and others, since they set flags +wxRichTextImage::wxRichTextImage(const wxImage& image, wxRichTextObject* parent, wxTextAttr* charStyle): + wxRichTextObject(parent) +{ + m_image = image; + if (charStyle) + SetAttributes(*charStyle); } -// Create font from font attributes. -wxFont wxRichTextAttr::CreateFont() const +wxRichTextImage::wxRichTextImage(const wxRichTextImageBlock& imageBlock, wxRichTextObject* parent, wxTextAttr* charStyle): + wxRichTextObject(parent) { - wxFont font(m_fontSize, wxDEFAULT, m_fontStyle, m_fontWeight, m_fontUnderlined, m_fontFaceName); -#ifdef __WXMAC__ - font.SetNoAntiAliasing(true); -#endif - return font; + m_imageBlock = imageBlock; + m_imageBlock.Load(m_image); + if (charStyle) + SetAttributes(*charStyle); } -// Get attributes from font. -bool wxRichTextAttr::GetFontAttributes(const wxFont& font) +/// Load wxImage from the block +bool wxRichTextImage::LoadFromBlock() { - if (!font.Ok()) - return false; - - m_fontSize = font.GetPointSize(); - m_fontStyle = font.GetStyle(); - m_fontWeight = font.GetWeight(); - m_fontUnderlined = font.GetUnderlined(); - m_fontFaceName = font.GetFaceName(); - - return true; + m_imageBlock.Load(m_image); + return m_imageBlock.Ok(); } -wxRichTextAttr wxRichTextAttr::Combine(const wxRichTextAttr& attr, - const wxRichTextAttr& attrDef, - const wxTextCtrlBase *text) +/// Make block from the wxImage +bool wxRichTextImage::MakeBlock() { - wxColour colFg = attr.GetTextColour(); - if ( !colFg.Ok() ) - { - colFg = attrDef.GetTextColour(); - - if ( text && !colFg.Ok() ) - colFg = text->GetForegroundColour(); - } - - wxColour colBg = attr.GetBackgroundColour(); - if ( !colBg.Ok() ) - { - colBg = attrDef.GetBackgroundColour(); - - if ( text && !colBg.Ok() ) - colBg = text->GetBackgroundColour(); - } - - wxRichTextAttr newAttr(colFg, colBg); - - if (attr.HasWeight()) - newAttr.SetFontWeight(attr.GetFontWeight()); + if (m_imageBlock.GetImageType() == wxBITMAP_TYPE_ANY || m_imageBlock.GetImageType() == -1) + m_imageBlock.SetImageType(wxBITMAP_TYPE_PNG); - if (attr.HasSize()) - newAttr.SetFontSize(attr.GetFontSize()); + m_imageBlock.MakeImageBlock(m_image, m_imageBlock.GetImageType()); + return m_imageBlock.Ok(); +} - if (attr.HasItalic()) - newAttr.SetFontStyle(attr.GetFontStyle()); - if (attr.HasUnderlined()) - newAttr.SetFontUnderlined(attr.GetFontUnderlined()); +/// 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 (attr.HasFaceName()) - newAttr.SetFontFaceName(attr.GetFontFaceName()); + if (!m_image.Ok()) + return false; - if (attr.HasAlignment()) - newAttr.SetAlignment(attr.GetAlignment()); - else if (attrDef.HasAlignment()) - newAttr.SetAlignment(attrDef.GetAlignment()); + if (m_image.Ok() && !m_bitmap.Ok()) + m_bitmap = wxBitmap(m_image); - if (attr.HasTabs()) - newAttr.SetTabs(attr.GetTabs()); - else if (attrDef.HasTabs()) - newAttr.SetTabs(attrDef.GetTabs()); + int y = rect.y + (rect.height - m_image.GetHeight()); - if (attr.HasLeftIndent()) - newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent()); - else if (attrDef.HasLeftIndent()) - newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent()); + if (m_bitmap.Ok()) + dc.DrawBitmap(m_bitmap, rect.x, y, true); - if (attr.HasRightIndent()) - newAttr.SetRightIndent(attr.GetRightIndent()); - else if (attrDef.HasRightIndent()) - newAttr.SetRightIndent(attrDef.GetRightIndent()); + if (selectionRange.Contains(range.GetStart())) + { + wxCheckSetBrush(dc, *wxBLACK_BRUSH); + wxCheckSetPen(dc, *wxBLACK_PEN); + dc.SetLogicalFunction(wxINVERT); + dc.DrawRectangle(rect); + dc.SetLogicalFunction(wxCOPY); + } - // NEW ATTRIBUTES + return true; +} - if (attr.HasParagraphSpacingAfter()) - newAttr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter()); +/// Lay the item out +bool wxRichTextImage::Layout(wxDC& WXUNUSED(dc), const wxRect& rect, int WXUNUSED(style)) +{ + if (!m_image.Ok()) + LoadFromBlock(); - if (attr.HasParagraphSpacingBefore()) - newAttr.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore()); + if (m_image.Ok()) + { + SetCachedSize(wxSize(m_image.GetWidth(), m_image.GetHeight())); + SetPosition(rect.GetPosition()); + } - if (attr.HasLineSpacing()) - newAttr.SetLineSpacing(attr.GetLineSpacing()); + return true; +} - if (attr.HasCharacterStyleName()) - newAttr.SetCharacterStyleName(attr.GetCharacterStyleName()); +/// Get/set the object size for the given range. Returns false if the range +/// is invalid for this object. +bool wxRichTextImage::GetRangeSize(const wxRichTextRange& range, wxSize& size, int& WXUNUSED(descent), wxDC& WXUNUSED(dc), int WXUNUSED(flags), wxPoint WXUNUSED(position)) const +{ + if (!range.IsWithin(GetRange())) + return false; - if (attr.HasParagraphStyleName()) - newAttr.SetParagraphStyleName(attr.GetParagraphStyleName()); + if (!m_image.Ok()) + return false; - if (attr.HasBulletStyle()) - newAttr.SetBulletStyle(attr.GetBulletStyle()); + size.x = m_image.GetWidth(); + size.y = m_image.GetHeight(); - if (attr.HasBulletNumber()) - newAttr.SetBulletNumber(attr.GetBulletNumber()); + return true; +} - if (attr.HasBulletSymbol()) - { - newAttr.SetBulletSymbol(attr.GetBulletSymbol()); - newAttr.SetBulletFont(attr.GetBulletFont()); - } +/// Copy +void wxRichTextImage::Copy(const wxRichTextImage& obj) +{ + wxRichTextObject::Copy(obj); - return newAttr; + m_image = obj.m_image; + m_imageBlock = obj.m_imageBlock; } /*! - * wxTextAttrEx is an extended version of wxTextAttr with more paragraph attributes. + * Utilities + * */ -wxTextAttrEx::wxTextAttrEx(const wxTextAttrEx& attr): wxTextAttr(attr) +/// Compare two attribute objects +bool wxTextAttrEq(const wxTextAttr& attr1, const wxTextAttr& attr2) { - m_paragraphSpacingAfter = attr.m_paragraphSpacingAfter; - m_paragraphSpacingBefore = attr.m_paragraphSpacingBefore; - m_lineSpacing = attr.m_lineSpacing; - m_paragraphStyleName = attr.m_paragraphStyleName; - m_characterStyleName = attr.m_characterStyleName; - m_bulletStyle = attr.m_bulletStyle; - m_bulletNumber = attr.m_bulletNumber; - m_bulletSymbol = attr.m_bulletSymbol; - m_bulletFont = attr.m_bulletFont; + return (attr1 == attr2); } -// Initialise this object. -void wxTextAttrEx::Init() +// Partial equality test taking flags into account +bool wxTextAttrEqPartial(const wxTextAttr& attr1, const wxTextAttr& attr2, int flags) { - m_paragraphSpacingAfter = 0; - m_paragraphSpacingBefore = 0; - m_lineSpacing = 0; - m_bulletStyle = wxTEXT_ATTR_BULLET_STYLE_NONE; - m_bulletNumber = 0; - m_bulletSymbol = 0; - m_bulletSymbol = wxT('*'); + return attr1.EqPartial(attr2, flags); } -// Assignment from a wxTextAttrEx object -void wxTextAttrEx::operator= (const wxTextAttrEx& attr) +/// Compare tabs +bool wxRichTextTabsEq(const wxArrayInt& tabs1, const wxArrayInt& tabs2) { - wxTextAttr::operator= (attr); + if (tabs1.GetCount() != tabs2.GetCount()) + return false; - m_paragraphSpacingAfter = attr.m_paragraphSpacingAfter; - m_paragraphSpacingBefore = attr.m_paragraphSpacingBefore; - m_lineSpacing = attr.m_lineSpacing; - m_characterStyleName = attr.m_characterStyleName; - m_paragraphStyleName = attr.m_paragraphStyleName; - m_bulletStyle = attr.m_bulletStyle; - m_bulletNumber = attr.m_bulletNumber; - m_bulletSymbol = attr.m_bulletSymbol; - m_bulletFont = attr.m_bulletFont; + size_t i; + for (i = 0; i < tabs1.GetCount(); i++) + { + if (tabs1[i] != tabs2[i]) + return false; + } + return true; } -// Assignment from a wxTextAttr object. -void wxTextAttrEx::operator= (const wxTextAttr& attr) +bool wxRichTextApplyStyle(wxTextAttr& destStyle, const wxTextAttr& style, wxTextAttr* compareWith) { - wxTextAttr::operator= (attr); + return destStyle.Apply(style, compareWith); } -wxTextAttrEx wxTextAttrEx::CombineEx(const wxTextAttrEx& attr, - const wxTextAttrEx& attrDef, - const wxTextCtrlBase *text) +// Remove attributes +bool wxRichTextRemoveStyle(wxTextAttr& destStyle, const wxTextAttr& style) { - wxTextAttrEx newAttr; + return wxTextAttr::RemoveStyle(destStyle, style); +} - // If attr specifies the complete font, just use that font, overriding all - // default font attributes. - if ((attr.GetFlags() & wxTEXT_ATTR_FONT) == wxTEXT_ATTR_FONT) - newAttr.SetFont(attr.GetFont()); - else - { - // First find the basic, default font - long flags = 0; +/// Combine two bitlists, specifying the bits of interest with separate flags. +bool wxRichTextCombineBitlists(int& valueA, int valueB, int& flagsA, int flagsB) +{ + return wxTextAttr::CombineBitlists(valueA, valueB, flagsA, flagsB); +} - wxFont font; - if (attrDef.HasFont()) - { - flags = (attrDef.GetFlags() & wxTEXT_ATTR_FONT); - font = attrDef.GetFont(); - } - else - { - if (text) - font = text->GetFont(); +/// Compare two bitlists +bool wxRichTextBitlistsEqPartial(int valueA, int valueB, int flags) +{ + return wxTextAttr::BitlistsEqPartial(valueA, valueB, flags); +} - // We leave flags at 0 because no font attributes have been specified yet - } - if (!font.Ok()) - font = *wxNORMAL_FONT; +/// Split into paragraph and character styles +bool wxRichTextSplitParaCharStyles(const wxTextAttr& style, wxTextAttr& parStyle, wxTextAttr& charStyle) +{ + return wxTextAttr::SplitParaCharStyles(style, parStyle, charStyle); +} - // Otherwise, if there are font attributes in attr, apply them - if (attr.GetFlags() & wxTEXT_ATTR_FONT) - { - if (attr.HasSize()) - { - flags |= wxTEXT_ATTR_FONT_SIZE; - font.SetPointSize(attr.GetFont().GetPointSize()); - } - if (attr.HasItalic()) - { - flags |= wxTEXT_ATTR_FONT_ITALIC;; - font.SetStyle(attr.GetFont().GetStyle()); - } - if (attr.HasWeight()) - { - flags |= wxTEXT_ATTR_FONT_WEIGHT; - font.SetWeight(attr.GetFont().GetWeight()); - } - if (attr.HasFaceName()) - { - flags |= wxTEXT_ATTR_FONT_FACE; - font.SetFaceName(attr.GetFont().GetFaceName()); - } - if (attr.HasUnderlined()) - { - flags |= wxTEXT_ATTR_FONT_UNDERLINE; - font.SetUnderlined(attr.GetFont().GetUnderlined()); - } - newAttr.SetFont(font); - newAttr.SetFlags(newAttr.GetFlags()|flags); - } - } +/// Convert a decimal to Roman numerals +wxString wxRichTextDecimalToRoman(long n) +{ + static wxArrayInt decimalNumbers; + static wxArrayString romanNumbers; - // TODO: should really check we are specifying these in the flags, - // before setting them, as per above; or we will set them willy-nilly. - // However, we should also check whether this is the intention - // as per wxTextAttr::Combine, i.e. always to have valid colours - // in the style. - wxColour colFg = attr.GetTextColour(); - if ( !colFg.Ok() ) + // Clean up arrays + if (n == -1) { - colFg = attrDef.GetTextColour(); - - if ( text && !colFg.Ok() ) - colFg = text->GetForegroundColour(); + decimalNumbers.Clear(); + romanNumbers.Clear(); + return wxEmptyString; } - wxColour colBg = attr.GetBackgroundColour(); - if ( !colBg.Ok() ) + if (decimalNumbers.GetCount() == 0) { - colBg = attrDef.GetBackgroundColour(); + #define wxRichTextAddDecRom(n, r) decimalNumbers.Add(n); romanNumbers.Add(r); - if ( text && !colBg.Ok() ) - colBg = text->GetBackgroundColour(); + wxRichTextAddDecRom(1000, wxT("M")); + wxRichTextAddDecRom(900, wxT("CM")); + wxRichTextAddDecRom(500, wxT("D")); + wxRichTextAddDecRom(400, wxT("CD")); + wxRichTextAddDecRom(100, wxT("C")); + wxRichTextAddDecRom(90, wxT("XC")); + wxRichTextAddDecRom(50, wxT("L")); + wxRichTextAddDecRom(40, wxT("XL")); + wxRichTextAddDecRom(10, wxT("X")); + wxRichTextAddDecRom(9, wxT("IX")); + wxRichTextAddDecRom(5, wxT("V")); + wxRichTextAddDecRom(4, wxT("IV")); + wxRichTextAddDecRom(1, wxT("I")); } - newAttr.SetTextColour(colFg); - newAttr.SetBackgroundColour(colBg); - - if (attr.HasAlignment()) - newAttr.SetAlignment(attr.GetAlignment()); - else if (attrDef.HasAlignment()) - newAttr.SetAlignment(attrDef.GetAlignment()); - - if (attr.HasTabs()) - newAttr.SetTabs(attr.GetTabs()); - else if (attrDef.HasTabs()) - newAttr.SetTabs(attrDef.GetTabs()); - - if (attr.HasLeftIndent()) - newAttr.SetLeftIndent(attr.GetLeftIndent(), attr.GetLeftSubIndent()); - else if (attrDef.HasLeftIndent()) - newAttr.SetLeftIndent(attrDef.GetLeftIndent(), attr.GetLeftSubIndent()); - - if (attr.HasRightIndent()) - newAttr.SetRightIndent(attr.GetRightIndent()); - else if (attrDef.HasRightIndent()) - newAttr.SetRightIndent(attrDef.GetRightIndent()); - - // NEW ATTRIBUTES - - if (attr.HasParagraphSpacingAfter()) - newAttr.SetParagraphSpacingAfter(attr.GetParagraphSpacingAfter()); - - if (attr.HasParagraphSpacingBefore()) - newAttr.SetParagraphSpacingBefore(attr.GetParagraphSpacingBefore()); - - if (attr.HasLineSpacing()) - newAttr.SetLineSpacing(attr.GetLineSpacing()); - - if (attr.HasCharacterStyleName()) - newAttr.SetCharacterStyleName(attr.GetCharacterStyleName()); - - if (attr.HasParagraphStyleName()) - newAttr.SetParagraphStyleName(attr.GetParagraphStyleName()); - - if (attr.HasBulletStyle()) - newAttr.SetBulletStyle(attr.GetBulletStyle()); - - if (attr.HasBulletNumber()) - newAttr.SetBulletNumber(attr.GetBulletNumber()); + int i = 0; + wxString roman; - if (attr.HasBulletSymbol()) + while (n > 0 && i < 13) { - newAttr.SetBulletSymbol(attr.GetBulletSymbol()); - newAttr.SetBulletFont(attr.GetBulletFont()); + if (n >= decimalNumbers[i]) + { + n -= decimalNumbers[i]; + roman += romanNumbers[i]; + } + else + { + i ++; + } } - - return newAttr; + if (roman.IsEmpty()) + roman = wxT("0"); + return roman; } - /*! * wxRichTextFileHandler * Base class for file handlers @@ -6283,7 +6838,7 @@ wxTextAttrEx wxTextAttrEx::CombineEx(const wxTextAttrEx& attr, IMPLEMENT_CLASS(wxRichTextFileHandler, wxObject) -#if wxUSE_STREAMS +#if wxUSE_FFILE && wxUSE_STREAMS bool wxRichTextFileHandler::LoadFile(wxRichTextBuffer *buffer, const wxString& filename) { wxFFileInputStream stream(filename); @@ -6301,7 +6856,7 @@ bool wxRichTextFileHandler::SaveFile(wxRichTextBuffer *buffer, const wxString& f return false; } -#endif // wxUSE_STREAMS +#endif // wxUSE_FFILE && wxUSE_STREAMS /// Can we handle this filename (if using files)? By default, checks the extension. bool wxRichTextFileHandler::CanHandle(const wxString& filename) const @@ -6344,12 +6899,12 @@ bool wxRichTextPlainTextHandler::DoLoadFile(wxRichTextBuffer *buffer, wxInputStr } } + buffer->ResetAndClearCommands(); buffer->Clear(); buffer->AddParagraphs(str); buffer->UpdateRanges(); return true; - } bool wxRichTextPlainTextHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream) @@ -6358,6 +6913,10 @@ bool wxRichTextPlainTextHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputSt return false; wxString text = buffer->GetText(); + + wxString newLine = wxRichTextLineBreakChar; + text.Replace(newLine, wxT("\n")); + wxCharBuffer buf = text.ToAscii(); stream.Write((const char*) buf, text.length()); @@ -6552,16 +7111,33 @@ bool wxRichTextImageBlock::Load(wxImage& image) // Write data in hex to a stream bool wxRichTextImageBlock::WriteHex(wxOutputStream& stream) { - wxString hex; - int i; - for (i = 0; i < (int) m_dataSize; i++) + const int bufSize = 512; + char buf[bufSize+1]; + + int left = m_dataSize; + int n, i, j; + j = 0; + while (left > 0) { - hex = wxDecToHex(m_data[i]); - wxCharBuffer buf = hex.ToAscii(); + if (left*2 > bufSize) + { + n = bufSize; left -= (bufSize/2); + } + else + { + n = left*2; left = 0; + } - stream.Write((const char*) buf, hex.length()); - } + char* b = buf; + for (i = 0; i < (n/2); i++) + { + wxDecToHex(m_data[j], b, b+1); + b += 2; j ++; + } + buf[n] = 0; + stream.Write((const char*) buf, n); + } return true; } @@ -6573,13 +7149,13 @@ bool wxRichTextImageBlock::ReadHex(wxInputStream& stream, int length, int imageT if (m_data) delete[] m_data; - wxString str(wxT(" ")); + wxChar str[2]; m_data = new unsigned char[dataSize]; int i; for (i = 0; i < dataSize; i ++) { - str[0] = stream.GetC(); - str[1] = stream.GetC(); + str[0] = (char)stream.GetC(); + str[1] = (char)stream.GetC(); m_data[i] = (unsigned char)wxHexToDec(str); } @@ -6629,6 +7205,16 @@ bool wxRichTextImageBlock::WriteBlock(const wxString& filename, unsigned char* b return WriteBlock(outStream, block, size); } +// Gets the extension for the block's type +wxString wxRichTextImageBlock::GetExtension() const +{ + wxImageHandler* handler = wxImage::FindHandler(GetImageType()); + if (handler) + return handler->GetExtension(); + else + return wxEmptyString; +} + #if wxUSE_DATAOBJ /*! @@ -6747,6 +7333,84 @@ bool wxRichTextBufferDataObject::SetData(size_t WXUNUSED(len), const void *buf) #endif // wxUSE_DATAOBJ + +/* + * wxRichTextFontTable + * Manages quick access to a pool of fonts for rendering rich text + */ + +WX_DECLARE_STRING_HASH_MAP_WITH_DECL(wxFont, wxRichTextFontTableHashMap, class WXDLLIMPEXP_RICHTEXT); + +class wxRichTextFontTableData: public wxObjectRefData +{ +public: + wxRichTextFontTableData() {} + + wxFont FindFont(const wxTextAttr& fontSpec); + + wxRichTextFontTableHashMap m_hashMap; +}; + +wxFont wxRichTextFontTableData::FindFont(const wxTextAttr& fontSpec) +{ + wxString facename(fontSpec.GetFontFaceName()); + wxString spec(wxString::Format(wxT("%d-%d-%d-%d-%s-%d"), fontSpec.GetFontSize(), fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), (int) fontSpec.GetFontUnderlined(), facename.c_str(), (int) fontSpec.GetFontEncoding())); + wxRichTextFontTableHashMap::iterator entry = m_hashMap.find(spec); + + if ( entry == m_hashMap.end() ) + { + wxFont font(fontSpec.GetFontSize(), wxDEFAULT, fontSpec.GetFontStyle(), fontSpec.GetFontWeight(), fontSpec.GetFontUnderlined(), facename.c_str()); + m_hashMap[spec] = font; + return font; + } + else + { + return entry->second; + } +} + +IMPLEMENT_DYNAMIC_CLASS(wxRichTextFontTable, wxObject) + +wxRichTextFontTable::wxRichTextFontTable() +{ + m_refData = new wxRichTextFontTableData; +} + +wxRichTextFontTable::wxRichTextFontTable(const wxRichTextFontTable& table) +{ + (*this) = table; +} + +wxRichTextFontTable::~wxRichTextFontTable() +{ + UnRef(); +} + +bool wxRichTextFontTable::operator == (const wxRichTextFontTable& table) const +{ + return (m_refData == table.m_refData); +} + +void wxRichTextFontTable::operator= (const wxRichTextFontTable& table) +{ + Ref(table); +} + +wxFont wxRichTextFontTable::FindFont(const wxTextAttr& fontSpec) +{ + wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData; + if (data) + return data->FindFont(fontSpec); + else + return wxFont(); +} + +void wxRichTextFontTable::Clear() +{ + wxRichTextFontTableData* data = (wxRichTextFontTableData*) m_refData; + if (data) + data->m_hashMap.clear(); +} + #endif // wxUSE_RICHTEXT -