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fixing mem leak
[wxWidgets.git] / src / richtext / richtexthtml.cpp
diff --git a/src/richtext/richtexthtml.cpp b/src/richtext/richtexthtml.cpp
index 2332664d18ce2faae67f68fd537a2c920ac20d69..8caec2e8cabfb46b79d821d07e4c2e741acf263c 100644 (file)
--- a/src/richtext/richtexthtml.cpp
+++ b/src/richtext/richtexthtml.cpp
@@ -19,6 +19,7 @@
 #if wxUSE_RICHTEXT
 
 #include "wx/richtext/richtexthtml.h"
 #if wxUSE_RICHTEXT
 
 #include "wx/richtext/richtexthtml.h"
+#include "wx/richtext/richtextstyles.h"
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP
 #endif
@@ -27,13 +28,32 @@
 #include "wx/wfstream.h"
 #include "wx/txtstrm.h"
 
 #include "wx/wfstream.h"
 #include "wx/txtstrm.h"
 
+#if wxUSE_FILESYSTEM
+#include "wx/filesys.h"
+#include "wx/fs_mem.h"
+#endif
+
 IMPLEMENT_DYNAMIC_CLASS(wxRichTextHTMLHandler, wxRichTextFileHandler)
 
 IMPLEMENT_DYNAMIC_CLASS(wxRichTextHTMLHandler, wxRichTextFileHandler)
 
+int wxRichTextHTMLHandler::sm_fileCounter = 1;
+
+wxRichTextHTMLHandler::wxRichTextHTMLHandler(const wxString& name, const wxString& ext, int type)
+    : wxRichTextFileHandler(name, ext, type), m_buffer(NULL), m_font(false), m_inTable(false)
+{
+    m_fontSizeMapping.Add(8);
+    m_fontSizeMapping.Add(10);
+    m_fontSizeMapping.Add(13);
+    m_fontSizeMapping.Add(17);
+    m_fontSizeMapping.Add(22);
+    m_fontSizeMapping.Add(30);
+    m_fontSizeMapping.Add(100);
+}
+
 /// Can we handle this filename (if using files)? By default, checks the extension.
 bool wxRichTextHTMLHandler::CanHandle(const wxString& filename) const
 {
     wxString path, file, ext;
 /// Can we handle this filename (if using files)? By default, checks the extension.
 bool wxRichTextHTMLHandler::CanHandle(const wxString& filename) const
 {
     wxString path, file, ext;
-    wxSplitPath(filename, & path, & file, & ext);
+    wxFileName::SplitPath(filename, & path, & file, & ext);
 
     return (ext.Lower() == wxT("html") || ext.Lower() == wxT("htm"));
 }
 
     return (ext.Lower() == wxT("html") || ext.Lower() == wxT("htm"));
 }
@@ -51,417 +71,417 @@ bool wxRichTextHTMLHandler::DoLoadFile(wxRichTextBuffer *WXUNUSED(buffer), wxInp
 
 bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream)
 {
 
 bool wxRichTextHTMLHandler::DoSaveFile(wxRichTextBuffer *buffer, wxOutputStream& stream)
 {
+    m_buffer = buffer;
+
+    ClearTemporaryImageLocations();
+
     buffer->Defragment();
 
     buffer->Defragment();
 
-    wxTextOutputStream str(stream);
+#if wxUSE_UNICODE
+    wxCSConv* customEncoding = NULL;
+    wxMBConv* conv = NULL;
+    if (!GetEncoding().IsEmpty())
+    {
+        customEncoding = new wxCSConv(GetEncoding());
+        if (!customEncoding->IsOk())
+        {
+            wxDELETE(customEncoding);
+        }
+    }
+    if (customEncoding)
+        conv = customEncoding;
+    else
+        conv = & wxConvUTF8;
+#endif
 
 
-    wxTextAttrEx currentParaStyle = buffer->GetAttributes();
-    wxTextAttrEx currentCharStyle = buffer->GetAttributes();
+    {
+#if wxUSE_UNICODE
+        wxTextOutputStream str(stream, wxEOL_NATIVE, *conv);
+#else
+        wxTextOutputStream str(stream, wxEOL_NATIVE);
+#endif
 
 
-    str << wxT("<html><head></head><body>\n");
+        wxRichTextAttr currentParaStyle = buffer->GetAttributes();
+        wxRichTextAttr currentCharStyle = buffer->GetAttributes();
 
 
-    /*
-    wxRichText may be support paper formats like a1/a2/a3/a4
-    when this widget grown enough, i should turn back and support its new features
-    but not yet
+        if ((GetFlags() & wxRICHTEXT_HANDLER_NO_HEADER_FOOTER) == 0)
+            str << wxT("<html><head></head><body>\n");
 
 
-      str << wxT("<table border=0 cellpadding=0 cellspacing=0><tr><td>");
+        OutputFont(currentParaStyle, str);
 
 
-        wxString left_indent = SymbolicIndent(currentParaStyle.GetLeftIndent());
-        wxString right_indent = SymbolicIndent(currentParaStyle.GetRightIndent());
+        m_font = false;
+        m_inTable = false;
 
 
-          str << wxString::Format(wxT("%s</td><td></td><td>%s</td></tr><tr>"),
-          left_indent.c_str(), //Document-Wide Left Indent
-          right_indent.c_str()); //Document-Wide Right Indent
+        m_indents.Clear();
+        m_listTypes.Clear();
 
 
-            str << wxT("<td></td><td width=\"100%\">");
-    */
+        wxRichTextObjectList::compatibility_iterator node = buffer->GetChildren().GetFirst();
+        while (node)
+        {
+            wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
+            wxASSERT (para != NULL);
 
 
-    str << wxT("<table border=0 cellpadding=0 cellspacing=0><tr><td width=\"100%\">");
+            if (para)
+            {
+                wxRichTextAttr paraStyle(para->GetCombinedAttributes());
 
 
-    str << wxString::Format(wxT("<font face=\"%s\" size=\"%ld\" color=\"%s\" >"),
-        currentParaStyle.GetFont().GetFaceName().c_str(), Pt_To_Size( currentParaStyle.GetFont().GetPointSize() ),
-        currentParaStyle.GetTextColour().GetAsString(wxC2S_HTML_SYNTAX).c_str());
+                BeginParagraphFormatting(currentParaStyle, paraStyle, str);
 
 
-    //wxString align = GetAlignment( currentParaStyle.GetAlignment() );
-    //str << wxString::Format(wxT("<p align=\"%s\">"), align );
+                wxRichTextObjectList::compatibility_iterator node2 = para->GetChildren().GetFirst();
+                while (node2)
+                {
+                    wxRichTextObject* obj = node2->GetData();
+                    wxRichTextPlainText* textObj = wxDynamicCast(obj, wxRichTextPlainText);
+                    if (textObj && !textObj->IsEmpty())
+                    {
+                        wxRichTextAttr charStyle(para->GetCombinedAttributes(obj->GetAttributes()));
+                        BeginCharacterFormatting(currentCharStyle, charStyle, paraStyle, str);
 
 
-    m_font = false;
-    m_indent = 0;
-    m_list = false;
+                        wxString text = textObj->GetText();
 
 
-    wxRichTextObjectList::compatibility_iterator node = buffer->GetChildren().GetFirst();
-    while (node)
-    {
-        wxRichTextParagraph* para = wxDynamicCast(node->GetData(), wxRichTextParagraph);
-        wxASSERT (para != NULL);
+                        if (charStyle.HasTextEffects() && (charStyle.GetTextEffects() & wxTEXT_ATTR_EFFECT_CAPITALS))
+                            text.MakeUpper();
 
 
-        if (para)
-        {
-            wxTextAttrEx paraStyle(para->GetCombinedAttributes());
-            
-            OutputParagraphFormatting(currentParaStyle, paraStyle, stream);
+                        wxString toReplace = wxRichTextLineBreakChar;
+                        text.Replace(toReplace, wxT("<br>"));
 
 
-            wxRichTextObjectList::compatibility_iterator node2 = para->GetChildren().GetFirst();
-            while (node2)
-            {
-                wxRichTextObject* obj = node2->GetData();
-                wxRichTextPlainText* textObj = wxDynamicCast(obj, wxRichTextPlainText);
-                if (textObj && !textObj->IsEmpty())
-                {
-                    wxTextAttrEx charStyle(para->GetCombinedAttributes(obj->GetAttributes()));
-                    BeginCharacterFormatting(currentCharStyle, charStyle, paraStyle, stream);
+                        str << text;
+
+                        EndCharacterFormatting(currentCharStyle, charStyle, paraStyle, str);
+                    }
 
 
-                    str << textObj->GetText();
+                    wxRichTextImage* image = wxDynamicCast(obj, wxRichTextImage);
+                    if( image && (!image->IsEmpty() || image->GetImageBlock().GetData()))
+                        WriteImage( image, stream );
 
 
-                    EndCharacterFormatting(currentCharStyle, charStyle, paraStyle, stream);
+                    node2 = node2->GetNext();
                 }
 
                 }
 
-                wxRichTextImage* image = wxDynamicCast(obj, wxRichTextImage);
-                if( image && !image->IsEmpty())
-                    Image_to_Base64( image, stream );
+                EndParagraphFormatting(currentParaStyle, paraStyle, str);
 
 
-                node2 = node2->GetNext();
+                str << wxT("\n");
             }
             }
-            str << wxT("\n");
-            //OutputParagraphFormatting(currentParaStyle, para->GetAttributes(), stream, false);
+            node = node->GetNext();
         }
         }
-        node = node->GetNext();
-    }
 
 
-    str << wxT("</font></td></tr></table></body></html>\n");
-
-    return true;
-}
+        CloseLists(-1, str);
 
 
-void wxRichTextHTMLHandler::BeginCharacterFormatting(const wxTextAttrEx& currentStyle, const wxTextAttrEx& thisStyle, const wxTextAttrEx& paraStyle, wxOutputStream& stream)
-{
-    wxTextOutputStream str(stream);
+        str << wxT("</font>");
 
 
-    //Is the item bulleted one?
-    if( paraStyle.GetBulletStyle() != wxTEXT_ATTR_BULLET_STYLE_NONE )
-    {
-        //Is there any opened list?
-        if( m_list )
-        {
-            //Yes there is
+        if ((GetFlags() & wxRICHTEXT_HANDLER_NO_HEADER_FOOTER) == 0)
+            str << wxT("</body></html>");
 
 
-            //Is the item among the previous ones
-            //Is the item one of the previous list tag's child items
-            if( (paraStyle.GetLeftIndent() == (m_indent + 100)) || (paraStyle.GetLeftIndent() < 100) )
-                str << wxT("<li>");//Yes it is
-            else
-            {
-                //No it isn't
-
-                //So we should close the list tag
-                str << (m_is_ul ? wxT("</ul>") : wxT("</ol>"));
+        str << wxT("\n");
+    }
 
 
-                //And renavigate to new list's horizontal position
-                NavigateToListPosition(paraStyle, str);
-                //Ok it's done
+#if wxUSE_UNICODE
+    if (customEncoding)
+        delete customEncoding;
+#endif
 
 
-                //Get the appropriate tag, an ol for numerical values, an ul for dot, square etc.
-                wxString tag;
-                TypeOfList(paraStyle, tag);
-                str << tag << wxT("<li>");
-            }
-        }
-        else
-        {
-            //No there isn't a list
+    m_buffer = NULL;
 
 
-            //navigate to new list's horizontal position(indent)
-            NavigateToListPosition(paraStyle, str);
+    return true;
+}
 
 
-            //Get the appropriate tag, an ol for numerical values, an ul for dot, square etc.
-            wxString tag;
-            TypeOfList(paraStyle, tag);
-            str << tag << wxT("<li>");
+void wxRichTextHTMLHandler::BeginCharacterFormatting(const wxRichTextAttr& currentStyle, const wxRichTextAttr& thisStyle, const wxRichTextAttr& WXUNUSED(paraStyle), wxTextOutputStream& str)
+{
+    wxString style;
 
 
-            //Now we have a list, mark it.
-            m_list = true;
-        }
-    }
-    else if( m_list )
+    // Is there any change in the font properties of the item?
+    if (thisStyle.GetFontFaceName() != currentStyle.GetFontFaceName())
     {
     {
-        //The item is not bulleted and there is a list what should be closed now.
-        //So close the list
-
-        str << (m_is_ul ? wxT("</ul>") : wxT("</ol>"));
-        //And mark as there is no an opened list
-        m_list = false;
+        wxString faceName(thisStyle.GetFontFaceName());
+        style += wxString::Format(wxT(" face=\"%s\""), faceName.c_str());
     }
     }
+    if (thisStyle.GetFontSize() != currentStyle.GetFontSize())
+        style += wxString::Format(wxT(" size=\"%ld\""), PtToSize(thisStyle.GetFontSize()));
 
 
-    // does the item have an indentation ?
-    if( paraStyle.GetLeftIndent() )
+    bool bTextColourChanged = (thisStyle.GetTextColour() != currentStyle.GetTextColour());
+    bool bBackgroundColourChanged = (thisStyle.GetBackgroundColour() != currentStyle.GetBackgroundColour());
+    if (bTextColourChanged || bBackgroundColourChanged)
     {
     {
-        if( paraStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_NONE )
+        style += wxT(" style=\"");
+
+        if (bTextColourChanged)
         {
         {
-            if( m_indent )
-            {
-                if( (paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent()) == m_indent )
-                {
-                    if( paraStyle.GetLeftSubIndent() < 0 )
-                    {
-                        str << SymbolicIndent(~paraStyle.GetLeftSubIndent());
-                    }
-                }
-                else
-                {
-                    if( paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent() > m_indent )
-                    {
-                        Indent(paraStyle, str);
-                        m_indent = paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent();
-                        m_indents.Add( m_indent );
-                    }
-                    else
-                    {
-                        int i = m_indents.size() - 1;
-                        for(; i > -1; i--)
-                        {
-                            if( m_indent < (paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent()) )
-                            {
-                                Indent(paraStyle, str);
-                                m_indent = paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent();
-                                m_indents.Add( m_indent );
-
-                                break;
-                            }
-                            else if( m_indent == (paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent()) )
-                            {
-                                if( paraStyle.GetLeftSubIndent() < 0 )
-                                {
-                                    str << SymbolicIndent(~paraStyle.GetLeftSubIndent());
-                                }
-                                break;
-                            }
-                            else
-                            {
-                                str << wxT("</td></tr></table>");
-
-                                m_indents.RemoveAt(i);
-
-                                if( i < 1 ){m_indent=0; break;}
-                                m_indent = m_indents[i-1];
-                            }
-                        }
-                    }
-                }
-            }
-            else
-            {
-                Indent(paraStyle, str);
-                m_indent = paraStyle.GetLeftIndent() + paraStyle.GetLeftSubIndent();
-                m_indents.Add( m_indent );
-            }
+            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());
         }
         }
-    }
-    else if( m_indent )
-    {
-        //The item is not indented and there is a table(s) what should be closed now.
-
-        //So close them
-        for(unsigned int i = 0; i < m_indents.size(); i++ )
-            str << wxT("</td></tr></table>");
 
 
-        m_indent = 0;
-        m_indents.Clear();
+        style += wxT("\"");
     }
 
     }
 
-
-    wxString style;
-
-    //Is there any change on the font properties of the item
-    if( thisStyle.GetFont().GetFaceName() != currentStyle.GetFont().GetFaceName() )
-        style += wxString::Format(wxT(" face=\"%s\""), thisStyle.GetFont().GetFaceName().c_str());
-    if( thisStyle.GetFont().GetPointSize() != currentStyle.GetFont().GetPointSize() )
-        style += wxString::Format(wxT(" size=\"%ld\""), Pt_To_Size(thisStyle.GetFont().GetPointSize()) );
-    if( thisStyle.GetTextColour() != currentStyle.GetTextColour() )
-        style += wxString::Format(wxT(" color=\"%s\""), thisStyle.GetTextColour().GetAsString(wxC2S_HTML_SYNTAX).c_str());
-
-    if( style.size() )
+    if (style.size())
     {
         str << wxString::Format(wxT("<font %s >"), style.c_str());
         m_font = true;
     }
 
     {
         str << wxString::Format(wxT("<font %s >"), style.c_str());
         m_font = true;
     }
 
-    if( thisStyle.GetFont().GetWeight() == wxBOLD )
+    if (thisStyle.GetFontWeight() == wxBOLD)
         str << wxT("<b>");
         str << wxT("<b>");
-    if( thisStyle.GetFont().GetStyle() == wxITALIC )
+    if (thisStyle.GetFontStyle() == wxITALIC)
         str << wxT("<i>");
         str << wxT("<i>");
-    if( thisStyle.GetFont().GetUnderlined() )
+    if (thisStyle.GetFontUnderlined())
         str << wxT("<u>");
         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 wxTextAttrEx& WXUNUSED(currentStyle), const wxTextAttrEx& thisStyle, const wxTextAttrEx& WXUNUSED(paraStyle), wxOutputStream& stream)
+void wxRichTextHTMLHandler::EndCharacterFormatting(const wxRichTextAttr& WXUNUSED(currentStyle), const wxRichTextAttr& thisStyle, const wxRichTextAttr& WXUNUSED(paraStyle), wxTextOutputStream& stream)
 {
 {
-    wxTextOutputStream str(stream);
+    if (thisStyle.HasURL())
+        stream << wxT("</a>");
 
 
-    if( thisStyle.GetFont().GetUnderlined() )
-        str << wxT("</u>");
-    if( thisStyle.GetFont().GetStyle() == wxITALIC )
-        str << wxT("</i>");
-    if( thisStyle.GetFont().GetWeight() == wxBOLD )
-        str << wxT("</b>");
+    if (thisStyle.GetFontUnderlined())
+        stream << wxT("</u>");
+    if (thisStyle.GetFontStyle() == wxITALIC)
+        stream << wxT("</i>");
+    if (thisStyle.GetFontWeight() == wxBOLD)
+        stream << wxT("</b>");
 
 
-    if( m_font )
+    if (thisStyle.HasTextEffects())
     {
     {
-        m_font = false;
-        str << wxT("</font>");
+        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>");
     }
     }
-}
 
 
-/// Output paragraph formatting
-void wxRichTextHTMLHandler::OutputParagraphFormatting(const wxTextAttrEx& WXUNUSED(currentStyle), const wxTextAttrEx& thisStyle, wxOutputStream& stream)
-{
-    //If there is no opened list currently, insert a <p> after every paragraph
-    if(!m_list)
+    if (m_font)
     {
     {
-        wxTextOutputStream str(stream);
-        wxString align = GetAlignment( thisStyle );
-        str << wxString::Format(wxT("<p align=\"%s\">"), align.c_str());
+        m_font = false;
+        stream << wxT("</font>");
     }
 }
 
     }
 }
 
-void wxRichTextHTMLHandler::NavigateToListPosition(const wxTextAttrEx& thisStyle, wxTextOutputStream& str)
+/// Begin paragraph formatting
+void wxRichTextHTMLHandler::BeginParagraphFormatting(const wxRichTextAttr& WXUNUSED(currentStyle), const wxRichTextAttr& thisStyle, wxTextOutputStream& str)
 {
 {
-    //indenting an item using an ul/ol tag is equal to inserting 5 x &nbsp; on its left side.
-    //so we should start from 100 point left
-
-    //Is the second td's left wall of the current indentaion table at the 100+ point-left-side
-    //of the item, horizontally?
-    if( m_indent + 100 < thisStyle.GetLeftIndent() )
+    if (thisStyle.HasPageBreak())
     {
     {
-        //yes it is
-        LIndent(thisStyle, str);
-        m_indent = thisStyle.GetLeftIndent() - 100;
-        m_indents.Add( m_indent );
-        return;
+        str << wxT("<div style=\"page-break-after:always\"></div>\n");
     }
     }
-    //No it isn't
 
 
-    int i = m_indents.size() - 1;
-    for(; i > -1; i--)
+    if (thisStyle.HasLeftIndent() && thisStyle.GetLeftIndent() != 0)
     {
     {
-        //Is the second td's left wall of the current indentaion table at the 100+ point-left-side
-        //of the item ?
-        if( m_indent + 100 < thisStyle.GetLeftIndent() )
+        if (thisStyle.HasBulletStyle())
         {
         {
-            //Yes it is
-            LIndent(thisStyle, str);
-            m_indent = thisStyle.GetLeftIndent() - 100;
-            m_indents.Add( m_indent );
-            break;
+            int indent = thisStyle.GetLeftIndent();
+
+            // Close levels high than this
+            CloseLists(indent, str);
+
+            if (m_indents.GetCount() > 0 && indent == m_indents.Last())
+            {
+                // Same level, no need to start a new list
+            }
+            else if (m_indents.GetCount() == 0 || indent > m_indents.Last())
+            {
+                m_indents.Add(indent);
+
+                wxString tag;
+                int listType = TypeOfList(thisStyle, tag);
+                m_listTypes.Add(listType);
+
+                // wxHTML needs an extra <p> before a list when using <p> ... </p> in previous paragraphs.
+                // TODO: pass a flag that indicates we're using wxHTML.
+                str << wxT("<p>\n");
+
+                str << tag;
+            }
+
+            str << wxT("<li> ");
         }
         }
-        else if( m_indent + 100 == thisStyle.GetLeftIndent() )
-            break;//exact match
         else
         {
         else
         {
-            //No it is not, the second td's left wall of the current indentaion table is at the
-            //right side of the current item horizontally, so close it.
-            str << wxT("</td></tr></table>");
+            CloseLists(-1, str);
 
 
-            m_indents.RemoveAt(i);
+            wxString align = GetAlignment(thisStyle);
+            str << wxString::Format(wxT("<p align=\"%s\""), align.c_str());
+
+            wxString styleStr;
+
+            if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && thisStyle.HasParagraphSpacingBefore())
+            {
+                float spacingBeforeMM = thisStyle.GetParagraphSpacingBefore() / 10.0;
+
+                styleStr += wxString::Format(wxT("margin-top: %.2fmm; "), spacingBeforeMM);
+            }
+            if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && thisStyle.HasParagraphSpacingAfter())
+            {
+                float spacingAfterMM = thisStyle.GetParagraphSpacingAfter() / 10.0;
+
+                styleStr += wxString::Format(wxT("margin-bottom: %.2fmm; "), spacingAfterMM);
+            }
+
+            float indentLeftMM = (thisStyle.GetLeftIndent() + thisStyle.GetLeftSubIndent())/10.0;
+            if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && (indentLeftMM > 0.0))
+            {
+                styleStr += wxString::Format(wxT("margin-left: %.2fmm; "), indentLeftMM);
+            }
+            float indentRightMM = thisStyle.GetRightIndent()/10.0;
+            if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && thisStyle.HasRightIndent() && (indentRightMM > 0.0))
+            {
+                styleStr += wxString::Format(wxT("margin-right: %.2fmm; "), indentRightMM);
+            }
+            // First line indentation
+            float firstLineIndentMM = - thisStyle.GetLeftSubIndent() / 10.0;
+            if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && (firstLineIndentMM > 0.0))
+            {
+                styleStr += wxString::Format(wxT("text-indent: %.2fmm; "), firstLineIndentMM);
+            }
+
+            if (!styleStr.IsEmpty())
+                str << wxT(" style=\"") << styleStr << wxT("\"");
+
+            str << wxT(">");
+
+            // TODO: convert to pixels
+            int indentPixels = static_cast<int>(indentLeftMM*10/4);
+
+            if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) == 0)
+            {
+                // Use a table to do indenting if we don't have CSS
+                str << wxString::Format(wxT("<table border=0 cellpadding=0 cellspacing=0><tr><td width=\"%d\"></td><td>"), indentPixels);
+                m_inTable = true;
+            }
 
 
-            if( i < 1 ){m_indent=0; break;}
-            m_indent = m_indents[i-1];
+            if (((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) == 0) && (thisStyle.GetLeftSubIndent() < 0))
+            {
+                str << SymbolicIndent( - thisStyle.GetLeftSubIndent());
+            }
         }
     }
         }
     }
-}
-void wxRichTextHTMLHandler::Indent( const wxTextAttrEx& thisStyle, wxTextOutputStream& str )
-{
-    //As a five year experienced web developer i assure you there is no way to indent an item
-    //in html way, but we can use tables.
+    else
+    {
+        CloseLists(-1, str);
 
 
+        wxString align = GetAlignment(thisStyle);
+        str << wxString::Format(wxT("<p align=\"%s\""), align.c_str());
 
 
+        wxString styleStr;
 
 
-    //Item -> "Hello world"
-    //Its Left Indentation -> 100
-    //Its Left Sub-Indentation ->40
-    //A typical indentation-table for the item will be construct as the following
+        if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && thisStyle.HasParagraphSpacingBefore())
+        {
+            float spacingBeforeMM = thisStyle.GetParagraphSpacingBefore() / 10.0;
 
 
-    //3 x nbsp = 60
-    //2 x nbsp = 40
-    //LSI = Left Sub Indent
-    //LI = Left Indent - LSI
-    //
-    //-------------------------------------------
-    //|&nbsp;&nbsp;nbsp;|nbsp;nbsp;Hello World  |
-    //|      |          |    |                  |
-    //|        V        |    V                  |
-    //|      --LI--     | --LSI--               |
-    //-------------------------------------------
+            styleStr += wxString::Format(wxT("margin-top: %.2fmm; "), spacingBeforeMM);
+        }
+        if ((GetFlags() & wxRICHTEXT_HANDLER_USE_CSS) && thisStyle.HasParagraphSpacingAfter())
+        {
+            float spacingAfterMM = thisStyle.GetParagraphSpacingAfter() / 10.0;
+
+            styleStr += wxString::Format(wxT("margin-bottom: %.2fmm; "), spacingAfterMM);
+        }
 
 
-    str << wxT("<table width=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>");
+        if (!styleStr.IsEmpty())
+            str << wxT(" style=\"") << styleStr << wxT("\"");
 
 
-    wxString symbolic_indent = SymbolicIndent( (thisStyle.GetLeftIndent() + thisStyle.GetLeftSubIndent()) - m_indent );
-    str << wxString::Format( wxT("<td>%s</td>"), symbolic_indent.c_str() );
-    str << wxT("<td width=\"100%\">");
+        str << wxT(">");
+    }
+    OutputFont(thisStyle, str);
+}
 
 
-    if( thisStyle.GetLeftSubIndent() < 0 )
+/// End paragraph formatting
+void wxRichTextHTMLHandler::EndParagraphFormatting(const wxRichTextAttr& WXUNUSED(currentStyle), const wxRichTextAttr& thisStyle, wxTextOutputStream& stream)
+{
+    if (thisStyle.HasFont())
+        stream << wxT("</font>");
+
+    if (m_inTable)
     {
     {
-        str << SymbolicIndent(~thisStyle.GetLeftSubIndent());
+        stream << wxT("</td></tr></table></p>\n");
+        m_inTable = false;
     }
     }
+    else if (!thisStyle.HasBulletStyle())
+        stream << wxT("</p>\n");
+}
+
+/// Closes lists to level (-1 means close all)
+void wxRichTextHTMLHandler::CloseLists(int level, wxTextOutputStream& str)
+{
+    // Close levels high than this
+    int i = m_indents.GetCount()-1;
+    while (i >= 0)
+    {
+        int l = m_indents[i];
+        if (l > level)
+        {
+            if (m_listTypes[i] == 0)
+                str << wxT("</ol>");
+            else
+                str << wxT("</ul>");
+            m_indents.RemoveAt(i);
+            m_listTypes.RemoveAt(i);
+        }
+        else
+            break;
+        i --;
+     }
 }
 
 }
 
-void wxRichTextHTMLHandler::LIndent( const wxTextAttrEx& thisStyle, wxTextOutputStream& str )
+/// Output font tag
+void wxRichTextHTMLHandler::OutputFont(const wxRichTextAttr& style, wxTextOutputStream& stream)
 {
 {
-    //Code:
-    //r.BeginNumberedBullet(1, 200, 60);
-    //r.Newline();
-    //r.WriteText(wxT("first item"));
-    //r.EndNumberedBullet();
-    //r.BeginNumberedBullet(2, 200, 60);
-    //r.Newline();
-    //r.WriteText(wxT("second item."));
-    //r.EndNumberedBullet();
-    //
-    //A typical indentation-table for the item will be construct as the following
-
-    //1 x nbsp = 20 point
-    //ULI -> 100pt (UL/OL tag indents its sub element by 100 point)
-    //<--------- 100 pt ---------->|
-    //------------------------------------------------------
-    //|&nbsp;&nbsp;nbsp;&nbsp;nbsp;|<ul>                   |
-    //|                            |<-ULI-><li>first item  |
-    //|                            |<-ULI-><li>second item |
-    //|                            |</ul>                  |
-    //------------------------------------------------------
-    //                             |<-100->|
-
-
-    str << wxT("<table width=\"100%\" border=\"0\" cellpadding=\"0\" cellspacing=\"0\"><tr>");
-
-    wxString symbolic_indent = SymbolicIndent( (thisStyle.GetLeftIndent() - m_indent) - 100);
-    str << wxString::Format( wxT("<td>%s</td>"), symbolic_indent.c_str() );
-    str << wxT("<td width=\"100%\">");
+    if (style.HasFont())
+    {
+        stream << wxString::Format(wxT("<font face=\"%s\" size=\"%ld\""), style.GetFontFaceName().c_str(), PtToSize(style.GetFontSize()));
+        if (style.HasTextColour())
+            stream << wxString::Format(wxT(" color=\"%s\""), style.GetTextColour().GetAsString(wxC2S_HTML_SYNTAX).c_str());
+        stream << wxT(" >");
+    }
 }
 
 }
 
-void wxRichTextHTMLHandler::TypeOfList( const wxTextAttrEx& 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.
+    // We can use number attribute of li tag but not all the browsers support it.
+    // also wxHtmlWindow doesn't support type attribute.
 
 
-    m_is_ul = false;
-    if( thisStyle.GetBulletStyle() == (wxTEXT_ATTR_BULLET_STYLE_ARABIC|wxTEXT_ATTR_BULLET_STYLE_PERIOD))
+    bool m_is_ul = false;
+    if (thisStyle.GetBulletStyle() == (wxTEXT_ATTR_BULLET_STYLE_ARABIC|wxTEXT_ATTR_BULLET_STYLE_PERIOD))
         tag = wxT("<ol type=\"1\">");
         tag = wxT("<ol type=\"1\">");
-    else if( thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_LETTERS_UPPER )
+    else if (thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_LETTERS_UPPER)
         tag = wxT("<ol type=\"A\">");
         tag = wxT("<ol type=\"A\">");
-    else if( thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_LETTERS_LOWER )
+    else if (thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_LETTERS_LOWER)
         tag = wxT("<ol type=\"a\">");
         tag = wxT("<ol type=\"a\">");
-    else if( thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_ROMAN_UPPER )
+    else if (thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_ROMAN_UPPER)
         tag = wxT("<ol type=\"I\">");
         tag = wxT("<ol type=\"I\">");
-    else if( thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_ROMAN_LOWER )
+    else if (thisStyle.GetBulletStyle() == wxTEXT_ATTR_BULLET_STYLE_ROMAN_LOWER)
         tag = wxT("<ol type=\"i\">");
     else
     {
         tag = wxT("<ul>");
         m_is_ul = true;
     }
         tag = wxT("<ol type=\"i\">");
     else
     {
         tag = wxT("<ul>");
         m_is_ul = true;
     }
+
+    if (m_is_ul)
+        return 1;
+    else
+        return 0;
 }
 
 }
 
-wxString wxRichTextHTMLHandler::GetAlignment( const wxTextAttrEx& thisStyle )
+wxString wxRichTextHTMLHandler::GetAlignment( const wxRichTextAttr& thisStyle )
 {
     switch( thisStyle.GetAlignment() )
     {
 {
     switch( thisStyle.GetAlignment() )
     {
@@ -478,36 +498,100 @@ wxString wxRichTextHTMLHandler::GetAlignment( const wxTextAttrEx& thisStyle )
     }
 }
 
     }
 }
 
-void wxRichTextHTMLHandler::Image_to_Base64(wxRichTextImage* image, wxOutputStream& stream)
+void wxRichTextHTMLHandler::WriteImage(wxRichTextImage* image, wxOutputStream& stream)
 {
     wxTextOutputStream str(stream);
 
     str << wxT("<img src=\"");
 {
     wxTextOutputStream str(stream);
 
     str << wxT("<img src=\"");
-    str << wxT("data:");
-    str << GetMimeType(image->GetImageBlock().GetImageType());
-    str << wxT(";base64,");
 
 
-    if (image->GetImage().Ok() && !image->GetImageBlock().GetData())
-        image->MakeBlock();
+#if wxUSE_FILESYSTEM
+    if (GetFlags() & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_MEMORY)
+    {
+#if 0
+        if (!image->GetImage().IsOk() && image->GetImageBlock().GetData())
+            image->LoadFromBlock();
+        if (image->GetImage().IsOk() && !image->GetImageBlock().GetData())
+            image->MakeBlock();
+#endif
+
+        if (image->GetImageBlock().IsOk())
+        {
+            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));
+                wxMemoryFSHandler::AddFile(tempFilename, img, image->GetImageBlock().GetImageType());
+
+                m_imageLocations.Add(tempFilename);
+
+                str << wxT("memory:") << tempFilename;
+            }
+        }
+        else
+            str << wxT("memory:?");
+
+        sm_fileCounter ++;
+    }
+    else if (GetFlags() & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_FILES)
+    {
+#if 0
+        if (!image->GetImage().IsOk() && image->GetImageBlock().GetData())
+            image->LoadFromBlock();
+        if (image->GetImage().IsOk() && !image->GetImageBlock().GetData())
+            image->MakeBlock();
+#endif
+
+        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));
+            image->GetImageBlock().Write(tempFilename);
+
+            m_imageLocations.Add(tempFilename);
+
+            str << wxFileSystem::FileNameToURL(tempFilename);
+        }
+        else
+            str << wxT("file:?");
 
 
-    wxChar* data = b64enc( image->GetImageBlock().GetData(), image->GetImageBlock().GetDataSize() );
-    str << data;
+        sm_fileCounter ++;
+    }
+    else // if (GetFlags() & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_BASE64) // this is implied
+#endif
+    {
+        str << wxT("data:");
+        str << GetMimeType(image->GetImageBlock().GetImageType());
+        str << wxT(";base64,");
+#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;
 
 
-    delete[] data;
+            delete[] data;
+        }
+    }
 
     str << wxT("\" />");
 }
 
 
     str << wxT("\" />");
 }
 
-long wxRichTextHTMLHandler::Pt_To_Size(long size)
+long wxRichTextHTMLHandler::PtToSize(long size)
 {
 {
-    //return most approximate size
-    if(size < 9 ) return 1;
-    else if( size < 11 ) return 2;
-    else if( size < 14 ) return 3;
-    else if( size < 18 ) return 4;
-    else if( size < 23 ) return 5;
-    else if( size < 30 ) return 6;
-    else return 7;
+    int i;
+    int len = m_fontSizeMapping.GetCount();
+    for (i = 0; i < len; i++)
+        if (size <= m_fontSizeMapping[i])
+            return i+1;
+    return 7;
 }
 
 wxString wxRichTextHTMLHandler::SymbolicIndent(long indent)
 }
 
 wxString wxRichTextHTMLHandler::SymbolicIndent(long indent)
@@ -524,7 +608,7 @@ const wxChar* wxRichTextHTMLHandler::GetMimeType(int imageType)
     {
     case wxBITMAP_TYPE_BMP:
         return wxT("image/bmp");
     {
     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");
         return wxT("image/tiff");
     case wxBITMAP_TYPE_GIF:
         return wxT("image/gif");
@@ -537,13 +621,13 @@ const wxChar* wxRichTextHTMLHandler::GetMimeType(int imageType)
     }
 }
 
     }
 }
 
-//exim-style base64 encoder
+// exim-style base64 encoder
 wxChar* wxRichTextHTMLHandler::b64enc( unsigned char* input, size_t in_len )
 {
 wxChar* wxRichTextHTMLHandler::b64enc( unsigned char* input, size_t in_len )
 {
-    //elements of enc64 array must be 8 bit values
-    //otherwise encoder will fail
-    //hmmm.. Does wxT macro define a char as 16 bit value
-    //when compiling with UNICODE option?
+    // elements of enc64 array must be 8 bit values
+    // otherwise encoder will fail
+    // hmmm.. Does wxT macro define a char as 16 bit value
+    // when compiling with UNICODE option?
     static const wxChar enc64[] = wxT("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
     wxChar* output = new wxChar[4*((in_len+2)/3)+1];
     wxChar* p = output;
     static const wxChar enc64[] = wxT("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
     wxChar* output = new wxChar[4*((in_len+2)/3)+1];
     wxChar* p = output;
@@ -556,7 +640,7 @@ wxChar* wxRichTextHTMLHandler::b64enc( unsigned char* input, size_t in_len )
 
         *p++ = enc64[ (a >> 2) & 0x3f ];
 
 
         *p++ = enc64[ (a >> 2) & 0x3f ];
 
-        if( in_len-- <= 0 )
+        if( in_len-- == 0 )
         {
             *p++ = enc64[ (a << 4 ) & 0x30 ];
             *p++ = '=';
         {
             *p++ = enc64[ (a << 4 ) & 0x30 ];
             *p++ = '=';
@@ -568,7 +652,7 @@ wxChar* wxRichTextHTMLHandler::b64enc( unsigned char* input, size_t in_len )
 
         *p++ = enc64[(( a << 4 ) | ((b >> 4) &0xf )) & 0x3f];
 
 
         *p++ = enc64[(( a << 4 ) | ((b >> 4) &0xf )) & 0x3f];
 
-        if( in_len-- <= 0 )
+        if( in_len-- == 0 )
         {
             *p++ = enc64[ (b << 2) & 0x3f ];
             *p++ = '=';
         {
             *p++ = enc64[ (b << 2) & 0x3f ];
             *p++ = '=';
@@ -588,5 +672,37 @@ wxChar* wxRichTextHTMLHandler::b64enc( unsigned char* input, size_t in_len )
 #endif
 // wxUSE_STREAMS
 
 #endif
 // wxUSE_STREAMS
 
+/// Delete the in-memory or temporary files generated by the last operation
+bool wxRichTextHTMLHandler::DeleteTemporaryImages()
+{
+    return DeleteTemporaryImages(GetFlags(), m_imageLocations);
+}
+
+/// Delete the in-memory or temporary files generated by the last operation
+bool wxRichTextHTMLHandler::DeleteTemporaryImages(int flags, const wxArrayString& imageLocations)
+{
+    size_t i;
+    for (i = 0; i < imageLocations.GetCount(); i++)
+    {
+        wxString location = imageLocations[i];
+
+        if (flags & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_MEMORY)
+        {
+#if wxUSE_FILESYSTEM
+            wxMemoryFSHandler::RemoveFile(location);
+#endif
+        }
+        else if (flags & wxRICHTEXT_HANDLER_SAVE_IMAGES_TO_FILES)
+        {
+            if (wxFileExists(location))
+                wxRemoveFile(location);
+        }
+    }
+
+    return true;
+}
+
+
 #endif
 // wxUSE_RICHTEXT
 #endif
 // wxUSE_RICHTEXT
+
wxWidgets (Impactor)