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Return NULL from wxWindow::GetCapture() when the capture is being lost.
[wxWidgets.git] / src / richtext / richtexthtml.cpp
diff --git a/src/richtext/richtexthtml.cpp b/src/richtext/richtexthtml.cpp
index 6af5ab0ae59d2fe604a3bbd23c675fa19fc14e55..c21b00d2d42228185c4eb561fa77e610c9468900 100644 (file)
--- a/src/richtext/richtexthtml.cpp
+++ b/src/richtext/richtexthtml.cpp
@@ -4,7 +4,6 @@
 // Author:      Julian Smart
 // Modified by:
 // Created:     2005-09-30
-// RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
@@ -75,7 +74,8 @@ bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
 
     ClearTemporaryImageLocations();
 
-    buffer->Defragment();
+    wxRichTextDrawingContext context(buffer);
+    buffer->Defragment(context);
 
 #if wxUSE_UNICODE
     wxCSConv* customEncoding = NULL;
@@ -85,8 +85,7 @@ bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
         customEncoding = new wxCSConv(GetEncoding());
         if (!customEncoding->IsOk())
         {
-            delete customEncoding;
-            customEncoding = NULL;
+            wxDELETE(customEncoding);
         }
     }
     if (customEncoding)
@@ -102,8 +101,8 @@ bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
         wxTextOutputStream str(stream, wxEOL_NATIVE);
 #endif
 
-        wxTextAttr currentParaStyle = buffer->GetAttributes();
-        wxTextAttr currentCharStyle = buffer->GetAttributes();
+        wxRichTextAttr currentParaStyle = buffer->GetAttributes();
+        wxRichTextAttr currentCharStyle = buffer->GetAttributes();
 
         if ((GetFlags() & wxRICHTEXT_HANDLER_NO_HEADER_FOOTER) == 0)
             str << wxT("<html><head></head><body>\n");
@@ -124,7 +123,7 @@ bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
 
             if (para)
             {
-                wxTextAttr paraStyle(para->GetCombinedAttributes());
+                wxRichTextAttr paraStyle(para->GetCombinedAttributes());
 
                 BeginParagraphFormatting(currentParaStyle, paraStyle, str);
 
@@ -135,7 +134,7 @@ bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
                     wxRichTextPlainText* textObj = wxDynamicCast(obj, wxRichTextPlainText);
                     if (textObj && !textObj->IsEmpty())
                     {
-                        wxTextAttr charStyle(para->GetCombinedAttributes(obj->GetAttributes()));
+                        wxRichTextAttr charStyle(para->GetCombinedAttributes(obj->GetAttributes()));
                         BeginCharacterFormatting(currentCharStyle, charStyle, paraStyle, str);
 
                         wxString text = textObj->GetText();
@@ -185,7 +184,7 @@ bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream&
     return true;
 }
 
-void wxRichTextHTMLHandler::BeginCharacterFormatting(const wxTextAttr& currentStyle, const wxTextAttr& thisStyle, const wxTextAttr& WXUNUSED(paraStyle), wxTextOutputStream& str)
+void wxRichTextHTMLHandler::BeginCharacterFormatting(const wxRichTextAttr& currentStyle, const wxRichTextAttr& thisStyle, const wxRichTextAttr& WXUNUSED(paraStyle), wxTextOutputStream& str)
 {
     wxString style;
 
@@ -197,10 +196,27 @@ void wxRichTextHTMLHandler::BeginCharacterFormatting(const wxTextAttr& currentSt
     }
     if (thisStyle.GetFontSize() != currentStyle.GetFontSize())
         style += wxString::Format(wxT(" size=\"%ld\""), PtToSize(thisStyle.GetFontSize()));
-    if (thisStyle.GetTextColour() != currentStyle.GetTextColour() )
+
+    bool bTextColourChanged = (thisStyle.GetTextColour() != currentStyle.GetTextColour());
+    bool bBackgroundColourChanged = (thisStyle.GetBackgroundColour() != currentStyle.GetBackgroundColour());
+    if (bTextColourChanged || bBackgroundColourChanged)
     {
-        wxString color(thisStyle.GetTextColour().GetAsString(wxC2S_HTML_SYNTAX));
-        style += wxString::Format(wxT(" color=\"%s\""), color.c_str());
+        style += wxT(" style=\"");
+
+        if (bTextColourChanged)
+        {
+            wxString color(thisStyle.GetTextColour().GetAsString(wxC2S_HTML_SYNTAX));
+            style += wxString::Format(wxT("color: %s"), color.c_str());
+        }
+        if (bTextColourChanged && bBackgroundColourChanged)
+            style += wxT(";");
+        if (bBackgroundColourChanged)
+        {
+            wxString color(thisStyle.GetBackgroundColour().GetAsString(wxC2S_HTML_SYNTAX));
+            style += wxString::Format(wxT("background-color: %s"), color.c_str());
+        }
+
+        style += wxT("\"");
     }
 
     if (style.size())
@@ -209,29 +225,49 @@ void wxRichTextHTMLHandler::BeginCharacterFormatting(const wxTextAttr& currentSt
         m_font = true;
     }
 
-    if (thisStyle.GetFontWeight() == wxBOLD)
+    if (thisStyle.GetFontWeight() == wxFONTWEIGHT_BOLD)
         str << wxT("<b>");
-    if (thisStyle.GetFontStyle() == wxITALIC)
+    if (thisStyle.GetFontStyle() == wxFONTSTYLE_ITALIC)
         str << wxT("<i>");
     if (thisStyle.GetFontUnderlined())
         str << wxT("<u>");
 
     if (thisStyle.HasURL())
         str << wxT("<a href=\"") << thisStyle.GetURL() << wxT("\">");
+
+    if (thisStyle.HasTextEffects())
+    {
+        if (thisStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_STRIKETHROUGH)
+            str << wxT("<del>");
+        if (thisStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT)
+            str << wxT("<sup>");
+        if (thisStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT)
+            str << wxT("<sub>");
+    }
 }
 
-void wxRichTextHTMLHandler::EndCharacterFormatting(const wxTextAttr& WXUNUSED(currentStyle), const wxTextAttr& thisStyle, const wxTextAttr& WXUNUSED(paraStyle), wxTextOutputStream& stream)
+void wxRichTextHTMLHandler::EndCharacterFormatting(const wxRichTextAttr& WXUNUSED(currentStyle), const wxRichTextAttr& thisStyle, const wxRichTextAttr& WXUNUSED(paraStyle), wxTextOutputStream& stream)
 {
     if (thisStyle.HasURL())
         stream << wxT("</a>");
 
     if (thisStyle.GetFontUnderlined())
         stream << wxT("</u>");
-    if (thisStyle.GetFontStyle() == wxITALIC)
+    if (thisStyle.GetFontStyle() == wxFONTSTYLE_ITALIC)
         stream << wxT("</i>");
-    if (thisStyle.GetFontWeight() == wxBOLD)
+    if (thisStyle.GetFontWeight() == wxFONTWEIGHT_BOLD)
         stream << wxT("</b>");
 
+    if (thisStyle.HasTextEffects())
+    {
+        if (thisStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_STRIKETHROUGH)
+            stream << wxT("</del>");
+        if (thisStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUPERSCRIPT)
+            stream << wxT("</sup>");
+        if (thisStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_SUBSCRIPT)
+            stream << wxT("</sub>");
+    }
+
     if (m_font)
     {
         m_font = false;
@@ -240,7 +276,7 @@ void wxRichTextHTMLHandler::EndCharacterFormatting(const wxTextAttr& WXUNUSED(cu
 }
 
 /// Begin paragraph formatting
-void wxRichTextHTMLHandler::BeginParagraphFormatting(const wxTextAttr& WXUNUSED(currentStyle), const wxTextAttr& thisStyle, wxTextOutputStream& str)
+void wxRichTextHTMLHandler::BeginParagraphFormatting(const wxRichTextAttr& WXUNUSED(currentStyle), const wxRichTextAttr& thisStyle, wxTextOutputStream& str)
 {
     if (thisStyle.HasPageBreak())
     {
@@ -331,8 +367,6 @@ void wxRichTextHTMLHandler::BeginParagraphFormatting(const wxTextAttr& WXUNUSED(
                 m_inTable = true;
             }
 
-            OutputFont(thisStyle, str);
-
             if (((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) == 0) && (thisStyle.GetLeftSubIndent() < 0))
             {
                 str << SymbolicIndent( - thisStyle.GetLeftSubIndent());
@@ -366,16 +400,17 @@ void wxRichTextHTMLHandler::BeginParagraphFormatting(const wxTextAttr& WXUNUSED(
 
         str << wxT(">");
     }
+    OutputFont(thisStyle, str);
 }
 
 /// End paragraph formatting
-void wxRichTextHTMLHandler::EndParagraphFormatting(const wxTextAttr& WXUNUSED(currentStyle), const wxTextAttr& thisStyle, wxTextOutputStream& stream)
+void wxRichTextHTMLHandler::EndParagraphFormatting(const wxRichTextAttr& WXUNUSED(currentStyle), const wxRichTextAttr& thisStyle, wxTextOutputStream& stream)
 {
+    if (thisStyle.HasFont())
+        stream << wxT("</font>");
+
     if (m_inTable)
     {
-        if (thisStyle.HasFont())
-            stream << wxT("</font>");
-
         stream << wxT("</td></tr></table></p>\n");
         m_inTable = false;
     }
@@ -407,7 +442,7 @@ void wxRichTextHTMLHandler::CloseLists(int level, wxTextOutputStream& str)
 }
 
 /// Output font tag
-void wxRichTextHTMLHandler::OutputFont(const wxTextAttr& style, wxTextOutputStream& stream)
+void wxRichTextHTMLHandler::OutputFont(const wxRichTextAttr& style, wxTextOutputStream& stream)
 {
     if (style.HasFont())
     {
@@ -418,7 +453,7 @@ void wxRichTextHTMLHandler::OutputFont(const wxTextAttr& style, wxTextOutputStre
     }
 }
 
-int wxRichTextHTMLHandler::TypeOfList( const wxTextAttr& thisStyle, wxString& tag )
+int wxRichTextHTMLHandler::TypeOfList( const wxRichTextAttr& thisStyle, wxString& tag )
 {
     // We can use number attribute of li tag but not all the browsers support it.
     // also wxHtmlWindow doesn't support type attribute.
@@ -446,7 +481,7 @@ int wxRichTextHTMLHandler::TypeOfList( const wxTextAttr& thisStyle, wxString& ta
         return 0;
 }
 
-wxString wxRichTextHTMLHandler::GetAlignment( const wxTextAttr& thisStyle )
+wxString wxRichTextHTMLHandler::GetAlignment( const wxRichTextAttr& thisStyle )
 {
     switch( thisStyle.GetAlignment() )
     {
@@ -472,20 +507,27 @@ void wxRichTextHTMLHandler::WriteImage(wxRichTextImage* image, wxOutputStream& s
 #if wxUSE_FILESYSTEM
     if (GetFlags() & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_MEMORY)
     {
-        if (!image->GetImage().Ok() && image->GetImageBlock().GetData())
+#if 0
+        if (!image->GetImage().IsOk() && image->GetImageBlock().GetData())
             image->LoadFromBlock();
-        if (image->GetImage().Ok() && !image->GetImageBlock().GetData())
+        if (image->GetImage().IsOk() && !image->GetImageBlock().GetData())
             image->MakeBlock();
+#endif
 
-        if (image->GetImage().Ok())
+        if (image->GetImageBlock().IsOk())
         {
-            wxString ext(image->GetImageBlock().GetExtension());
-            wxString tempFilename(wxString::Format(wxT("image%d.%s"), sm_fileCounter, ext));
-            wxMemoryFSHandler::AddFile(tempFilename, image->GetImage(), image->GetImageBlock().GetImageType());
+            wxImage img;
+            image->GetImageBlock().Load(img);
+            if (img.IsOk())
+            {
+                wxString ext(image->GetImageBlock().GetExtension());
+                wxString tempFilename(wxString::Format(wxT("image%d.%s"), sm_fileCounter, ext.c_str()));
+                wxMemoryFSHandler::AddFile(tempFilename, img, image->GetImageBlock().GetImageType());
 
-            m_imageLocations.Add(tempFilename);
+                m_imageLocations.Add(tempFilename);
 
-            str << wxT("memory:") << tempFilename;
+                str << wxT("memory:") << tempFilename;
+            }
         }
         else
             str << wxT("memory:?");
@@ -494,19 +536,21 @@ void wxRichTextHTMLHandler::WriteImage(wxRichTextImage* image, wxOutputStream& s
     }
     else if (GetFlags() & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_FILES)
     {
-        if (!image->GetImage().Ok() && image->GetImageBlock().GetData())
+#if 0
+        if (!image->GetImage().IsOk() && image->GetImageBlock().GetData())
             image->LoadFromBlock();
-        if (image->GetImage().Ok() && !image->GetImageBlock().GetData())
+        if (image->GetImage().IsOk() && !image->GetImageBlock().GetData())
             image->MakeBlock();
+#endif
 
-        if (image->GetImage().Ok())
+        if (image->GetImageBlock().IsOk())
         {
             wxString tempDir(GetTempDir());
             if (tempDir.IsEmpty())
                 tempDir = wxFileName::GetTempDir();
 
             wxString ext(image->GetImageBlock().GetExtension());
-            wxString tempFilename(wxString::Format(wxT("%s/image%d.%s"), tempDir, sm_fileCounter, ext));
+            wxString tempFilename(wxString::Format(wxT("%s/image%d.%s"), tempDir.c_str(), sm_fileCounter, ext.c_str()));
             image->GetImageBlock().Write(tempFilename);
 
             m_imageLocations.Add(tempFilename);
@@ -524,14 +568,17 @@ void wxRichTextHTMLHandler::WriteImage(wxRichTextImage* image, wxOutputStream& s
         str << wxT("data:");
         str << GetMimeType(image->GetImageBlock().GetImageType());
         str << wxT(";base64,");
-
-        if (image->GetImage().Ok() && !image->GetImageBlock().GetData())
+#if 0
+        if (image->GetImage().IsOk() && !image->GetImageBlock().GetData())
             image->MakeBlock();
+#endif
+        if (image->GetImageBlock().IsOk())
+        {
+            wxChar* data = b64enc( image->GetImageBlock().GetData(), image->GetImageBlock().GetDataSize() );
+            str << data;
 
-        wxChar* data = b64enc( image->GetImageBlock().GetData(), image->GetImageBlock().GetDataSize() );
-        str << data;
-
-        delete[] data;
+            delete[] data;
+        }
     }
 
     str << wxT("\" />");
@@ -561,7 +608,7 @@ const wxChar* wxRichTextHTMLHandler::GetMimeType(int imageType)
     {
     case wxBITMAP_TYPE_BMP:
         return wxT("image/bmp");
-    case wxBITMAP_TYPE_TIF:
+    case wxBITMAP_TYPE_TIFF:
         return wxT("image/tiff");
     case wxBITMAP_TYPE_GIF:
         return wxT("image/gif");
wxWidgets (Impactor)