X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali-toolkit%2Finternal%2Ftext%2Fvisual-model-impl.cpp;h=beeb08b21e55e12016c4274964b4b44252e6a111;hb=94517504b052e71c97105d13625d7f2ce5933889;hp=ec94ecc007abf67c4768250dc90d1b970fd04ece;hpb=9db1f87a421a896c62580a733449486512315c9a;p=platform%2Fcore%2Fuifw%2Fdali-toolkit.git

diff --git a/dali-toolkit/internal/text/visual-model-impl.cpp b/dali-toolkit/internal/text/visual-model-impl.cpp
index ec94ecc..beeb08b 100644
--- a/dali-toolkit/internal/text/visual-model-impl.cpp
+++ b/dali-toolkit/internal/text/visual-model-impl.cpp
@@ -36,9 +36,9 @@ VisualModelPtr VisualModel::New()
   return VisualModelPtr( new VisualModel() );
 }
 
-void VisualModel::SetGlyphs( const GlyphInfo* glyphs,
-                             const CharacterIndex* characterIndices,
-                             const Length* charactersPerGlyph,
+void VisualModel::SetGlyphs( const GlyphInfo* const glyphs,
+                             const CharacterIndex* const characterIndices,
+                             const Length* const charactersPerGlyph,
                              Length numberOfGlyphs )
 {
   if( 0u == numberOfGlyphs )
@@ -225,7 +225,7 @@ void VisualModel::GetGlyphsPerCharacterMap( Length* glyphsPerCharacter,
   memcpy( glyphsPerCharacter, mGlyphsPerCharacter.Begin() + characterIndex, numberOfCharacters * sizeof( Length ) );
 }
 
-void VisualModel::SetGlyphPositions( const Vector2* glyphPositions,
+void VisualModel::SetGlyphPositions( const Vector2* const glyphPositions,
                                      Length numberOfGlyphs )
 {
   if( 0u == numberOfGlyphs )
@@ -343,6 +343,46 @@ void VisualModel::GetLinesOfGlyphRange( LineRun* lines,
   memcpy( lines, mLines.Begin() + firstLine, numberOfLines * sizeof( LineRun ) );
 }
 
+LineIndex VisualModel::GetLineOfGlyph( GlyphIndex glyphIndex )
+{
+  const CharacterIndex characterIndex = *( mGlyphsToCharacters.Begin() + glyphIndex );
+
+  return GetLineOfCharacter( characterIndex );
+}
+
+LineIndex VisualModel::GetLineOfCharacter( CharacterIndex characterIndex )
+{
+  // 1) Check first in the cached line.
+
+  const LineRun& lineRun = *( mLines.Begin() + mCachedLineIndex );
+
+  if( ( lineRun.characterRun.characterIndex <= characterIndex ) &&
+      ( characterIndex < lineRun.characterRun.characterIndex + lineRun.characterRun.numberOfCharacters ) )
+  {
+    return mCachedLineIndex;
+  }
+
+  // 2) Is not in the cached line. Check in the other lines.
+
+  LineIndex index = characterIndex < lineRun.characterRun.characterIndex ? 0u : mCachedLineIndex + 1u;
+
+  for( Vector<LineRun>::ConstIterator it = mLines.Begin() + index,
+         endIt = mLines.End();
+       it != endIt;
+       ++it, ++index )
+  {
+    const LineRun& lineRun = *it;
+
+    if( characterIndex < lineRun.characterRun.characterIndex + lineRun.characterRun.numberOfCharacters )
+    {
+      mCachedLineIndex = index;
+      break;
+    }
+  }
+
+  return index;
+}
+
 void VisualModel::ReplaceLines( GlyphIndex glyphIndex,
                                 Length numberOfGlyphsToRemove,
                                 const LineRun* const lines,
@@ -401,6 +441,11 @@ void VisualModel::SetUnderlineEnabled( bool enabled )
   mUnderlineEnabled = enabled;
 }
 
+void VisualModel::SetUnderlineHeight( float height )
+{
+  mUnderlineHeight = height;
+}
+
 const Vector4& VisualModel::GetTextColor() const
 {
   return mTextColor;
@@ -426,12 +471,38 @@ bool VisualModel::IsUnderlineEnabled() const
   return mUnderlineEnabled;
 }
 
+float VisualModel::GetUnderlineHeight() const
+{
+  return mUnderlineHeight;
+}
+
+void VisualModel::ClearCaches()
+{
+  mCachedLineIndex = 0u;
+}
+
 VisualModel::~VisualModel()
 {
 }
 
 VisualModel::VisualModel()
-: mUnderlineColorSet( false )
+: mGlyphs(),
+  mGlyphsToCharacters(),
+  mCharactersToGlyph(),
+  mCharactersPerGlyph(),
+  mGlyphsPerCharacter(),
+  mGlyphPositions(),
+  mLines(),
+  mTextColor( Color::BLACK ),
+  mShadowColor( Color::BLACK ),
+  mUnderlineColor( Color::BLACK ),
+  mShadowOffset( Vector2::ZERO ),
+  mUnderlineHeight( 0.0f ),
+  mNaturalSize(),
+  mActualSize(),
+  mCachedLineIndex( 0u ),
+  mUnderlineEnabled( false ),
+  mUnderlineColorSet( false )
 {
 }