Create a text measuring context until a real context is assigned, this allows things...

[wxWidgets.git] / src / richtext / richtextbuffer.cpp

diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp
index f443e7647a18af7bed751a3fc33288c48b4625f6..fc722e8b62a275cf54f305df85bfd1cd227c4bca 100644 (file)
--- a/src/richtext/richtextbuffer.cpp
+++ b/src/richtext/richtextbuffer.cpp
@@ -66,6 +66,7 @@ inline void wxCheckSetFont(wxDC& dc, const wxFont& font)
             font1.GetStyle() == font.GetStyle() &&
             font1.GetWeight() == font.GetWeight() &&
             font1.GetUnderlined() == font.GetUnderlined() &&
+            font1.GetFamily() == font.GetFamily() &&
             font1.GetFaceName() == font.GetFaceName())
             return;
     }
@@ -682,7 +683,7 @@ bool wxRichTextParagraphLayoutBox::Layout(wxDC& dc, const wxRect& rect, int styl
         // Assume this box only contains paragraphs
 
         wxRichTextParagraph* child = wxDynamicCast(node->GetData(), wxRichTextParagraph);
-        wxCHECK_MSG( child, false, _T("Unknown object in layout") );
+        wxCHECK_MSG( child, false, wxT("Unknown object in layout") );
 
         // TODO: what if the child hasn't been laid out (e.g. involved in Undo) but still has 'old' lines
         if ( !forceQuickLayout &&
@@ -1988,6 +1989,23 @@ bool wxRichTextParagraphLayoutBox::CollectStyle(wxTextAttr& currentStyle, const
             }
         }
 
+        if (style.HasFontFamily() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_FAMILY))
+        {
+            if (currentStyle.HasFontFamily())
+            {
+                if (currentStyle.GetFontFamily() != style.GetFontFamily())
+                {
+                    // Clash of style - mark as such
+                    multipleStyleAttributes |= wxTEXT_ATTR_FONT_FAMILY;
+                    currentStyle.SetFlags(currentStyle.GetFlags() & ~wxTEXT_ATTR_FONT_FAMILY);
+                }
+            }
+            else
+            {
+                currentStyle.SetFontFamily(style.GetFontFamily());
+            }
+        }
+
         if (style.HasFontWeight() && !wxHasStyle(multipleStyleAttributes|absentStyleAttributes, wxTEXT_ATTR_FONT_WEIGHT))
         {
             if (currentStyle.HasFontWeight())
@@ -2836,7 +2854,7 @@ bool wxRichTextParagraphLayoutBox::DoNumberList(const wxRichTextRange& range, co
 
     bool withUndo = ((flags & wxRICHTEXT_SETSTYLE_WITH_UNDO) != 0);
     // bool applyMinimal = ((flags & wxRICHTEXT_SETSTYLE_OPTIMIZE) != 0);
-#ifdef __WXDEBUG__
+#if wxDEBUG_LEVEL
     bool specifyLevel = ((flags & wxRICHTEXT_SETSTYLE_SPECIFY_LEVEL) != 0);
 #endif
 
@@ -3155,7 +3173,7 @@ bool wxRichTextParagraph::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
             }
 
             // Get line height from first line, if any
-            wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : (wxRichTextLine*) NULL;
+            wxRichTextLine* line = m_cachedLines.GetFirst() ? (wxRichTextLine* ) m_cachedLines.GetFirst()->GetData() : NULL;
 
             wxPoint linePos;
             int lineHeight wxDUMMY_INITIALIZE(0);
@@ -3337,8 +3355,8 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
     wxPoint currentPosition(0, spaceBeforePara); // We will calculate lines relative to paragraph
     int lineHeight = 0;
     int maxWidth = 0;
+    int maxAscent = 0;
     int maxDescent = 0;
-
     int lineCount = 0;
 
     wxRichTextObjectList::compatibility_iterator node;
@@ -3453,6 +3471,10 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
             wxSize actualSize;
             wxRichTextRange actualRange(lastCompletedEndPos+1, wrapPosition);
 
+            /// Use previous descent, not the wrapping descent we just found, since this may be too big
+            /// for the fragment we're about to add.
+            childDescent = maxDescent;
+
 #if wxRICHTEXT_USE_PARTIAL_TEXT_EXTENTS
             // Get height only, then the width using the partial extents
             GetRangeSize(actualRange, actualSize, childDescent, dc, wxRICHTEXT_UNFORMATTED|wxRICHTEXT_HEIGHT_ONLY);
@@ -3462,8 +3484,9 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
 #endif
 
             currentWidth = actualSize.x;
-            lineHeight = wxMax(lineHeight, actualSize.y);
             maxDescent = wxMax(childDescent, maxDescent);
+            maxAscent = wxMax(actualSize.y-childDescent, maxAscent);
+            lineHeight = maxDescent + maxAscent;
 
             // Add a new line
             wxRichTextLine* line = AllocateLine(lineCount);
@@ -3479,6 +3502,7 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
             currentPosition.y += lineSpacing;
             currentWidth = 0;
             maxDescent = 0;
+            maxAscent = 0;
             maxWidth = wxMax(maxWidth, currentWidth);
 
             lineCount ++;
@@ -3502,8 +3526,9 @@ bool wxRichTextParagraph::Layout(wxDC& dc, const wxRect& rect, int style)
         {
             // We still fit, so don't add a line, and keep going
             currentWidth += childSize.x;
-            lineHeight = wxMax(lineHeight, childSize.y);
             maxDescent = wxMax(childDescent, maxDescent);
+            maxAscent = wxMax(childSize.y-childDescent, maxAscent);
+            lineHeight = maxDescent + maxAscent;
 
             maxWidth = wxMax(maxWidth, currentWidth);
             lastEndPos = child->GetRange().GetEnd();
@@ -3619,13 +3644,13 @@ void wxRichTextParagraph::ApplyParagraphStyle(const wxTextAttr& attr, const wxRe
         if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_CENTRE)
         {
             int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent());
-            pos.x = (rect.GetWidth() - (pos.x - rect.x) - rightIndent - size.x)/2 + pos.x;
+            pos.x = (rect.GetWidth() - pos.x - rightIndent - size.x)/2 + pos.x;
             line->SetPosition(pos);
         }
         else if (attr.HasAlignment() && GetAttributes().GetAlignment() == wxTEXT_ALIGNMENT_RIGHT)
         {
             int rightIndent = ConvertTenthsMMToPixels(dc, attr.GetRightIndent());
-            pos.x = rect.x + rect.GetWidth() - size.x - rightIndent;
+            pos.x = rect.GetWidth() - size.x - rightIndent;
             line->SetPosition(pos);
         }
 
@@ -4645,7 +4670,9 @@ bool wxRichTextPlainText::Draw(wxDC& dc, const wxRichTextRange& range, const wxR
             int s1 = selectionRange.GetStart()-1;
             int fragmentLen = s1 - r1 + 1;
             if (fragmentLen < 0)
+            {
                 wxLogDebug(wxT("Mid(%d, %d"), (int)(r1 - offset), (int)fragmentLen);
+            }
             wxString stringFragment = str.Mid(r1 - offset, fragmentLen);
 
             DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, false);
@@ -4676,7 +4703,9 @@ 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 = str.Mid(s1 - offset, fragmentLen);
 
             DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, true);
@@ -4707,7 +4736,9 @@ 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 = str.Mid(s2 - offset, fragmentLen);
 
             DrawTabbedString(dc, textAttr, rect, stringFragment, x, y, false);
@@ -4768,6 +4799,7 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, con
             dc.SetBackgroundMode(wxBRUSHSTYLE_TRANSPARENT);
     }
 
+    wxCoord x_orig = x;
     while (hasTabs)
     {
         // the string has a tab
@@ -4779,7 +4811,7 @@ bool wxRichTextPlainText::DrawTabbedString(wxDC& dc, const wxTextAttr& attr, con
         bool not_found = true;
         for (int i = 0; i < tabCount && not_found; ++i)
         {
-            nextTabPos = tabArray.Item(i);
+            nextTabPos = tabArray.Item(i) + x_orig;
 
             // Find the next tab position.
             // Even if we're at the end of the tab array, we must still draw the chunk.
@@ -5660,7 +5692,7 @@ void wxRichTextBuffer::ClearStyleStack()
 bool wxRichTextBuffer::BeginBold()
 {
     wxTextAttr attr;
-    attr.SetFontWeight(wxBOLD);
+    attr.SetFontWeight(wxFONTWEIGHT_BOLD);
 
     return BeginStyle(attr);
 }
@@ -5669,7 +5701,7 @@ bool wxRichTextBuffer::BeginBold()
 bool wxRichTextBuffer::BeginItalic()
 {
     wxTextAttr attr;
-    attr.SetFontStyle(wxITALIC);
+    attr.SetFontStyle(wxFONTSTYLE_ITALIC);
 
     return BeginStyle(attr);
 }
@@ -6462,10 +6494,10 @@ bool wxRichTextStdRenderer::DrawBitmapBullet(wxRichTextParagraph* WXUNUSED(parag
 /// 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"));
+    bulletNames.Add(wxTRANSLATE("standard/circle"));
+    bulletNames.Add(wxTRANSLATE("standard/square"));
+    bulletNames.Add(wxTRANSLATE("standard/diamond"));
+    bulletNames.Add(wxTRANSLATE("standard/triangle"));
 
     return true;
 }