Refactor TextLabel to use text visual

[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / text-view.cpp

diff --git a/dali-toolkit/internal/text/text-view.cpp b/dali-toolkit/internal/text/text-view.cpp
index 8d10b2a..9e8d0be 100644 (file)
--- a/dali-toolkit/internal/text/text-view.cpp
+++ b/dali-toolkit/internal/text/text-view.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -65,6 +65,16 @@ const Vector2& View::GetControlSize() const
   return Vector2::ZERO;
 }
 
+const Vector2& View::GetLayoutSize() const
+{
+  if ( mImpl->mVisualModel )
+  {
+    return mImpl->mVisualModel->GetLayoutSize();
+  }
+
+  return Vector2::ZERO;
+}
+
 Length View::GetNumberOfGlyphs() const
 {
   if( mImpl->mVisualModel )
@@ -84,6 +94,7 @@ Length View::GetNumberOfGlyphs() const
 
 Length View::GetGlyphs( GlyphInfo* glyphs,
                         Vector2* glyphPositions,
+                        float& minLineOffset,
                         GlyphIndex glyphIndex,
                         Length numberOfGlyphs ) const
 {
@@ -146,19 +157,30 @@ Length View::GetGlyphs( GlyphInfo* glyphs,
         GlyphIndex lastGlyphIndexOfLine = line->glyphRun.glyphIndex + line->glyphRun.numberOfGlyphs - 1u;
 
         // Add the alignment offset to the glyph's position.
+
+        minLineOffset = line->alignmentOffset;
+        float penY = line->ascender;
         for( Length index = 0u; index < numberOfLaidOutGlyphs; ++index )
         {
-          ( *( glyphPositions + index ) ).x += line->alignmentOffset;
+          Vector2& position =  *( glyphPositions + index );
+          position.x += line->alignmentOffset;
+          position.y += penY;
 
           if( lastGlyphIndexOfLine == index )
           {
+            penY += -line->descender;
+
             // Get the next line.
             ++lineIndex;
 
             if( lineIndex < numberOfLines )
             {
               line = lineBuffer + lineIndex;
+              minLineOffset = std::min( minLineOffset, line->alignmentOffset );
+
               lastGlyphIndexOfLine = line->glyphRun.glyphIndex + line->glyphRun.numberOfGlyphs - 1u;
+
+              penY += line->ascender;
             }
           }
         }
@@ -171,6 +193,24 @@ Length View::GetGlyphs( GlyphInfo* glyphs,
 
         if( lastLine.ellipsis )
         {
+          if( ( 1u == numberOfLines ) &&
+              ( lastLine.ascender - lastLine.descender > mImpl->mVisualModel->mControlSize.height ) )
+          {
+            // Get the first glyph which is going to be replaced and the ellipsis glyph.
+            GlyphInfo& glyphInfo = *glyphs;
+            const GlyphInfo& ellipsisGlyph = mImpl->mFontClient.GetEllipsisGlyph( mImpl->mFontClient.GetPointSize( glyphInfo.fontId ) );
+
+            // Change the 'x' and 'y' position of the ellipsis glyph.
+            Vector2& position = *glyphPositions;
+            position.x = ellipsisGlyph.xBearing;
+            position.y = mImpl->mVisualModel->mControlSize.height - ellipsisGlyph.yBearing;
+
+            // Replace the glyph by the ellipsis glyph.
+            glyphInfo = ellipsisGlyph;
+
+             return 1u;
+          }
+
           // firstPenX, penY and firstPenSet are used to position the ellipsis glyph if needed.
           float firstPenX = 0.f; // Used if rtl text is elided.
           float penY = 0.f;
@@ -266,6 +306,26 @@ Length View::GetGlyphs( GlyphInfo* glyphs,
   return numberOfLaidOutGlyphs;
 }
 
+const Vector4* const View::GetColors() const
+{
+  if( mImpl->mVisualModel )
+  {
+    return mImpl->mVisualModel->mColors.Begin();
+  }
+
+  return NULL;
+}
+
+const ColorIndex* const View::GetColorIndices() const
+{
+  if( mImpl->mVisualModel )
+  {
+    return mImpl->mVisualModel->mColorIndices.Begin();
+  }
+
+  return NULL;
+}
+
 const Vector4& View::GetTextColor() const
 {
   if( mImpl->mVisualModel )
@@ -324,7 +384,7 @@ Length View::GetNumberOfUnderlineRuns() const
 {
   if( mImpl->mVisualModel )
   {
-    return mImpl->mVisualModel->mUnderlineRuns.Count();
+    return mImpl->mVisualModel->GetNumberOfUnderlineRuns();
   }
 
   return 0u;