Merge "Enhance texteditor background drawing performance" into devel/master
[platform/core/uifw/dali-toolkit.git] / dali-toolkit / internal / text / visual-model-impl.cpp
index 1b114c4..490bae3 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2022 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.
 
 namespace Dali
 {
-
 namespace Toolkit
 {
-
 namespace Text
 {
-
 VisualModelPtr VisualModel::New()
 {
-  return VisualModelPtr( new VisualModel() );
+  return VisualModelPtr(new VisualModel());
 }
 
-void VisualModel::CreateCharacterToGlyphTable( CharacterIndex startIndex,
-                                               GlyphIndex startGlyphIndex,
-                                               Length numberOfCharacters )
+void VisualModel::CreateCharacterToGlyphTable(CharacterIndex startIndex,
+                                              GlyphIndex     startGlyphIndex,
+                                              Length         numberOfCharacters)
 {
-  if( 0u == numberOfCharacters )
+  if(0u == numberOfCharacters)
   {
     // Nothing to do.
     return;
   }
 
-  DALI_ASSERT_DEBUG( mGlyphsPerCharacter.Count() != 0u );
+  DALI_ASSERT_DEBUG(mGlyphsPerCharacter.Count() != 0u);
 
   // Get the total number of characters.
-  const Length totalNumberOfCharacters = ( 0u == mGlyphsToCharacters.Count() ) ? 0u : *( mGlyphsToCharacters.End() - 1u ) + *( mCharactersPerGlyph.End() - 1u ); // Index to the first character + the number of characters that form the last glyph.
+  const Length totalNumberOfCharacters = (0u == mGlyphsToCharacters.Count()) ? 0u : *(mGlyphsToCharacters.End() - 1u) + *(mCharactersPerGlyph.End() - 1u); // Index to the first character + the number of characters that form the last glyph.
 
   // Whether the current buffer is being updated or is set from scratch.
   const bool updateCurrentBuffer = numberOfCharacters < totalNumberOfCharacters;
 
   Vector<GlyphIndex> newCharactersToGlyph;
-  GlyphIndex* charactersToGlyphBuffer = NULL;
+  GlyphIndex*        charactersToGlyphBuffer = NULL;
 
   // 1) Reserve some space for the glyph indices to avoid reallocations.
-  if( updateCurrentBuffer )
+  if(updateCurrentBuffer)
   {
-    newCharactersToGlyph.Resize( numberOfCharacters );
+    newCharactersToGlyph.Resize(numberOfCharacters);
     charactersToGlyphBuffer = newCharactersToGlyph.Begin();
   }
   else
   {
-    mCharactersToGlyph.Resize( numberOfCharacters );
+    mCharactersToGlyph.Resize(numberOfCharacters);
     charactersToGlyphBuffer = mCharactersToGlyph.Begin() + startIndex;
   }
 
@@ -73,75 +70,74 @@ void VisualModel::CreateCharacterToGlyphTable( CharacterIndex startIndex,
   // 2) Traverse the glyphs and set the glyph indices per character.
 
   // Index to the glyph.
-  GlyphIndex glyphIndex = startGlyphIndex;
-  CharacterIndex characterIndex = startIndex;
+  GlyphIndex           glyphIndex                = startGlyphIndex;
+  CharacterIndex       characterIndex            = startIndex;
   const CharacterIndex lastCharacterIndexPlusOne = startIndex + numberOfCharacters;
-  for( Vector<Length>::ConstIterator it = mCharactersPerGlyph.Begin() + glyphIndex,
-         endIt = mCharactersPerGlyph.End();
-       ( it != endIt ) && ( characterIndex < lastCharacterIndexPlusOne );
-       ++it )
+  for(Vector<Length>::ConstIterator it    = mCharactersPerGlyph.Begin() + glyphIndex,
+                                    endIt = mCharactersPerGlyph.End();
+      (it != endIt) && (characterIndex < lastCharacterIndexPlusOne);
+      ++it)
   {
     const Length numberOfCharactersPerGlyph = *it;
 
     Length numberOfGlyphs = 0u;
     // Set the glyph indices.
-    for( Length index = 0u; index < numberOfCharactersPerGlyph; ++index, ++characterIndex )
+    for(Length index = 0u; index < numberOfCharactersPerGlyph; ++index, ++characterIndex)
     {
       *charactersToGlyphBuffer = glyphIndex;
-      numberOfGlyphs += *( glyphsPerCharacterBuffer + characterIndex );
+      numberOfGlyphs += *(glyphsPerCharacterBuffer + characterIndex);
       ++charactersToGlyphBuffer;
     }
     glyphIndex += numberOfGlyphs;
   }
 
   // If the character to glyph buffer is updated, it needs to be inserted in the model.
-  if( updateCurrentBuffer )
+  if(updateCurrentBuffer)
   {
     // Update the indices.
     const Length numberOfGlyphs = glyphIndex - startGlyphIndex;
-    for( Vector<Length>::Iterator it = mCharactersToGlyph.Begin() + startIndex,
-           endIt = mCharactersToGlyph.End();
-         it != endIt;
-         ++it )
+    for(Vector<Length>::Iterator it    = mCharactersToGlyph.Begin() + startIndex,
+                                 endIt = mCharactersToGlyph.End();
+        it != endIt;
+        ++it)
     {
       *it += numberOfGlyphs;
     }
 
-    mCharactersToGlyph.Insert( mCharactersToGlyph.Begin() + startIndex,
-                               newCharactersToGlyph.Begin(),
-                               newCharactersToGlyph.End() );
-
+    mCharactersToGlyph.Insert(mCharactersToGlyph.Begin() + startIndex,
+                              newCharactersToGlyph.Begin(),
+                              newCharactersToGlyph.End());
   }
 }
 
-void VisualModel::CreateGlyphsPerCharacterTable( CharacterIndex startIndex,
-                                                 GlyphIndex startGlyphIndex,
-                                                 Length numberOfCharacters )
+void VisualModel::CreateGlyphsPerCharacterTable(CharacterIndex startIndex,
+                                                GlyphIndex     startGlyphIndex,
+                                                Length         numberOfCharacters)
 {
-  if( 0u == numberOfCharacters )
+  if(0u == numberOfCharacters)
   {
     // Nothing to do.
     return;
   }
 
   // Get the total number of characters.
-  const Length totalNumberOfCharacters = ( 0u == mGlyphsToCharacters.Count() ) ? 0u : *( mGlyphsToCharacters.End() - 1u ) + *( mCharactersPerGlyph.End() - 1u ); // Index to the first character + the number of characters that form the last glyph.
+  const Length totalNumberOfCharacters = (0u == mGlyphsToCharacters.Count()) ? 0u : *(mGlyphsToCharacters.End() - 1u) + *(mCharactersPerGlyph.End() - 1u); // Index to the first character + the number of characters that form the last glyph.
 
   // Whether the current buffer is being updated or is set from scratch.
   const bool updateCurrentBuffer = numberOfCharacters < totalNumberOfCharacters;
 
   Vector<Length> newGlyphsPerCharacter;
-  Length* glyphsPerCharacterBuffer = NULL;
+  Length*        glyphsPerCharacterBuffer = NULL;
 
   // 1) Reserve some space for the glyphs per character to avoid reallocations.
-  if( updateCurrentBuffer )
+  if(updateCurrentBuffer)
   {
-    newGlyphsPerCharacter.Resize( numberOfCharacters );
+    newGlyphsPerCharacter.Resize(numberOfCharacters);
     glyphsPerCharacterBuffer = newGlyphsPerCharacter.Begin();
   }
   else
   {
-    mGlyphsPerCharacter.Resize( numberOfCharacters );
+    mGlyphsPerCharacter.Resize(numberOfCharacters);
     glyphsPerCharacterBuffer = mGlyphsPerCharacter.Begin() + startIndex;
   }
 
@@ -152,23 +148,23 @@ void VisualModel::CreateGlyphsPerCharacterTable( CharacterIndex startIndex,
   // The number of 'characters per glyph' equal to zero.
   Length zeroCharactersPerGlyph = 0u;
 
-  for( Vector<Length>::ConstIterator it = mCharactersPerGlyph.Begin() + startGlyphIndex,
-         endIt = mCharactersPerGlyph.End();
-       ( it != endIt ) && ( traversedCharacters < numberOfCharacters );
-       ++it )
+  for(Vector<Length>::ConstIterator it    = mCharactersPerGlyph.Begin() + startGlyphIndex,
+                                    endIt = mCharactersPerGlyph.End();
+      (it != endIt) && (traversedCharacters < numberOfCharacters);
+      ++it)
   {
     const Length numberOfCharactersPerGlyph = *it;
     traversedCharacters += numberOfCharactersPerGlyph;
 
     // Set the glyphs per character.
-    if( 0u == numberOfCharactersPerGlyph )
+    if(0u == numberOfCharactersPerGlyph)
     {
       ++zeroCharactersPerGlyph;
     }
     else
     {
-      const Length numberOfZeroGlyphsPerCharacter = ( numberOfCharactersPerGlyph - 1u );
-      for( Length zeroIndex = 0u; zeroIndex < numberOfZeroGlyphsPerCharacter; ++zeroIndex )
+      const Length numberOfZeroGlyphsPerCharacter = (numberOfCharactersPerGlyph - 1u);
+      for(Length zeroIndex = 0u; zeroIndex < numberOfZeroGlyphsPerCharacter; ++zeroIndex)
       {
         *glyphsPerCharacterBuffer = 0u;
 
@@ -186,106 +182,126 @@ void VisualModel::CreateGlyphsPerCharacterTable( CharacterIndex startIndex,
   }
 
   // If the glyphs per character buffer is updated, it needs to be inserted in the model.
-  if( updateCurrentBuffer )
+  if(updateCurrentBuffer)
   {
-    mGlyphsPerCharacter.Insert( mGlyphsPerCharacter.Begin() + startIndex,
-                                newGlyphsPerCharacter.Begin(),
-                                newGlyphsPerCharacter.End() );
+    mGlyphsPerCharacter.Insert(mGlyphsPerCharacter.Begin() + startIndex,
+                               newGlyphsPerCharacter.Begin(),
+                               newGlyphsPerCharacter.End());
   }
 }
 
-void VisualModel::GetGlyphs( GlyphInfo* glyphs,
-                             GlyphIndex glyphIndex,
-                             Length numberOfGlyphs ) const
+void VisualModel::GetGlyphs(GlyphInfo* glyphs,
+                            GlyphIndex glyphIndex,
+                            Length     numberOfGlyphs) const
+{
+  memcpy(glyphs, mGlyphs.Begin() + glyphIndex, numberOfGlyphs * sizeof(GlyphInfo));
+}
+
+void VisualModel::GetGlyphPositions(Vector2*   glyphPositions,
+                                    GlyphIndex glyphIndex,
+                                    Length     numberOfGlyphs) const
 {
-  memcpy( glyphs, mGlyphs.Begin() + glyphIndex, numberOfGlyphs * sizeof( GlyphInfo ) );
+  memcpy(glyphPositions, mGlyphPositions.Begin() + glyphIndex, numberOfGlyphs * sizeof(Vector2));
 }
 
-void VisualModel::GetGlyphPositions( Vector2* glyphPositions,
-                                     GlyphIndex glyphIndex,
-                                     Length numberOfGlyphs ) const
+Length VisualModel::GetTotalNumberOfLines() const
 {
-  memcpy( glyphPositions, mGlyphPositions.Begin() + glyphIndex, numberOfGlyphs * sizeof( Vector2 ) );
+  return mLines.Size();
 }
 
-void VisualModel::GetNumberOfLines( GlyphIndex glyphIndex,
-                                    Length numberOfGlyphs,
-                                    LineIndex& firstLine,
-                                    Length& numberOfLines ) const
+void VisualModel::GetNumberOfLines(GlyphIndex glyphIndex,
+                                   Length     numberOfGlyphs,
+                                   LineIndex& firstLine,
+                                   Length&    numberOfLines) const
 {
   // Initialize the number of lines and the first line.
-  firstLine = 0u;
-  numberOfLines = 0u;
+  firstLine           = 0u;
+  numberOfLines       = 0u;
   bool firstLineFound = false;
 
   const GlyphIndex lastGlyphIndex = glyphIndex + numberOfGlyphs;
 
   // Traverse the lines and count those lines within the range of glyphs.
-  for( Vector<LineRun>::ConstIterator it = mLines.Begin(),
-         endIt = mLines.End();
-       it != endIt;
-       ++it )
+  for(Vector<LineRun>::ConstIterator it    = mLines.Begin(),
+                                     endIt = mLines.End();
+      it != endIt;
+      ++it)
   {
     const LineRun& line = *it;
 
-    if( ( line.glyphRun.glyphIndex + line.glyphRun.numberOfGlyphs > glyphIndex ) &&
-        ( lastGlyphIndex > line.glyphRun.glyphIndex ) )
+    if((line.glyphRun.glyphIndex + line.glyphRun.numberOfGlyphs > glyphIndex) &&
+       (lastGlyphIndex > line.glyphRun.glyphIndex))
     {
       firstLineFound = true;
       ++numberOfLines;
     }
-    else if( lastGlyphIndex <= line.glyphRun.glyphIndex )
+    else if((line.glyphRunSecondHalf.glyphIndex + line.glyphRunSecondHalf.numberOfGlyphs > glyphIndex) &&
+            (lastGlyphIndex > line.glyphRunSecondHalf.glyphIndex))
+    {
+      firstLineFound = true;
+      ++numberOfLines;
+    }
+    else if(lastGlyphIndex <= line.glyphRun.glyphIndex)
     {
       // nothing else to do.
       break;
     }
 
-    if( !firstLineFound )
+    if(!firstLineFound)
     {
       ++firstLine;
     }
   }
 }
 
-void VisualModel::GetLinesOfGlyphRange( LineRun* lines,
-                                        GlyphIndex glyphIndex,
-                                        Length numberOfGlyphs ) const
+LineIndex VisualModel::GetLineOfGlyph( GlyphIndex glyphIndex )
 {
-  LineIndex firstLine = 0u;
-  Length numberOfLines = 0u;
+  const CharacterIndex characterIndex = *(mGlyphsToCharacters.Begin() + glyphIndex);
+  return GetLineOfCharacter(characterIndex);
+}
 
-  GetNumberOfLines( glyphIndex,
-                    numberOfGlyphs,
-                    firstLine,
-                    numberOfLines );
+void VisualModel::GetLinesOfGlyphRange(LineRun*   lines,
+                                       GlyphIndex glyphIndex,
+                                       Length     numberOfGlyphs) const
+{
+  LineIndex firstLine     = 0u;
+  Length    numberOfLines = 0u;
 
-  memcpy( lines, mLines.Begin() + firstLine, numberOfLines * sizeof( LineRun ) );
+  GetNumberOfLines(glyphIndex,
+                   numberOfGlyphs,
+                   firstLine,
+                   numberOfLines);
+
+  memcpy(lines, mLines.Begin() + firstLine, numberOfLines * sizeof(LineRun));
 }
 
-LineIndex VisualModel::GetLineOfCharacter( CharacterIndex characterIndex )
+LineIndex VisualModel::GetLineOfCharacter(CharacterIndex characterIndex)
 {
-  // 1) Check first in the cached line.
-
-  const LineRun& lineRun = *( mLines.Begin() + mCachedLineIndex );
+  // 1) Check line is empty or not.
+  if(mLines.Empty())
+  {
+    return 0u;
+  }
 
-  if( ( lineRun.characterRun.characterIndex <= characterIndex ) &&
-      ( characterIndex < lineRun.characterRun.characterIndex + lineRun.characterRun.numberOfCharacters ) )
+  // 2) Check 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.
-
+  // 3) 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 )
+  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 )
+    if(characterIndex < lineRun.characterRun.characterIndex + lineRun.characterRun.numberOfCharacters)
     {
       mCachedLineIndex = index;
       break;
@@ -295,16 +311,16 @@ LineIndex VisualModel::GetLineOfCharacter( CharacterIndex characterIndex )
   return index;
 }
 
-void VisualModel::GetUnderlineRuns( GlyphRun* underlineRuns,
-                                    UnderlineRunIndex index,
-                                    Length numberOfRuns ) const
+void VisualModel::GetUnderlineRuns(UnderlinedGlyphRun* underlineRuns,
+                                   UnderlineRunIndex   index,
+                                   Length              numberOfRuns) const
 {
-  memcpy( underlineRuns,
-          mUnderlineRuns.Begin() + index,
-          numberOfRuns * sizeof( GlyphRun ) );
+  memcpy(underlineRuns,
+         mUnderlineRuns.Begin() + index,
+         numberOfRuns * sizeof(UnderlinedGlyphRun));
 }
 
-void VisualModel::SetNaturalSize( const Vector2& size  )
+void VisualModel::SetNaturalSize(const Vector2& size)
 {
   mNaturalSize = size;
 }
@@ -314,7 +330,7 @@ const Vector2& VisualModel::GetNaturalSize() const
   return mNaturalSize;
 }
 
-void VisualModel::SetLayoutSize( const Vector2& size )
+void VisualModel::SetLayoutSize(const Vector2& size)
 {
   mLayoutSize = size;
 }
@@ -324,42 +340,137 @@ const Vector2& VisualModel::GetLayoutSize() const
   return mLayoutSize;
 }
 
-void VisualModel::SetTextColor( const Vector4& textColor )
+void VisualModel::SetTextColor(const Vector4& textColor)
 {
   mTextColor = textColor;
 
-  if ( !mUnderlineColorSet )
+  if(!mUnderlineColorSet)
   {
     mUnderlineColor = textColor;
   }
 }
 
-void VisualModel::SetShadowOffset( const Vector2& shadowOffset )
+void VisualModel::SetShadowOffset(const Vector2& shadowOffset)
 {
   mShadowOffset = shadowOffset;
 }
 
-void VisualModel::SetShadowColor( const Vector4& shadowColor )
+void VisualModel::SetShadowColor(const Vector4& shadowColor)
 {
   mShadowColor = shadowColor;
 }
 
-void VisualModel::SetUnderlineColor( const Vector4& color )
+void VisualModel::SetShadowBlurRadius(const float& shadowBlurRadius)
 {
-  mUnderlineColor = color;
+  mShadowBlurRadius = shadowBlurRadius;
+}
+
+void VisualModel::SetUnderlineColor(const Vector4& color)
+{
+  mUnderlineColor    = color;
   mUnderlineColorSet = true;
 }
 
-void VisualModel::SetUnderlineEnabled( bool enabled )
+void VisualModel::SetOutlineColor(const Vector4& color)
+{
+  mOutlineColor = color;
+}
+
+void VisualModel::SetUnderlineEnabled(bool enabled)
 {
   mUnderlineEnabled = enabled;
 }
 
-void VisualModel::SetUnderlineHeight( float height )
+void VisualModel::SetUnderlineHeight(float height)
 {
   mUnderlineHeight = height;
 }
 
+void VisualModel::SetUnderlineType(Text::Underline::Type type)
+{
+  mUnderlineType = type;
+}
+
+void VisualModel::SetDashedUnderlineWidth(float width)
+{
+  mDashedUnderlineWidth = width;
+}
+
+void VisualModel::SetDashedUnderlineGap(float gap)
+{
+  mDashedUnderlineGap = gap;
+}
+
+void VisualModel::SetOutlineWidth(uint16_t width)
+{
+  mOutlineWidth = width;
+}
+
+void VisualModel::SetBackgroundColor(const Vector4& color)
+{
+  mBackgroundColor = color;
+}
+
+void VisualModel::SetBackgroundEnabled(bool enabled)
+{
+  mBackgroundEnabled = enabled;
+}
+
+void VisualModel::SetMarkupProcessorEnabled(bool enabled)
+{
+  mMarkupProcessorEnabled = enabled;
+}
+
+void VisualModel::SetTextElideEnabled(bool enabled)
+{
+  mTextElideEnabled = enabled;
+}
+
+void VisualModel::SetEllipsisPosition(Toolkit::DevelText::EllipsisPosition::Type ellipsisPosition)
+{
+  mEllipsisPosition = ellipsisPosition;
+}
+
+void VisualModel::SetStartIndexOfElidedGlyphs(GlyphIndex startIndexOfElidedGlyphs)
+{
+  mStartIndexOfElidedGlyphs = startIndexOfElidedGlyphs;
+}
+
+void VisualModel::SetEndIndexOfElidedGlyphs(GlyphIndex endIndexOfElidedGlyphs)
+{
+  mEndIndexOfElidedGlyphs = endIndexOfElidedGlyphs;
+}
+
+void VisualModel::SetFirstMiddleIndexOfElidedGlyphs(GlyphIndex firstMiddleIndexOfElidedGlyphs)
+{
+  mFirstMiddleIndexOfElidedGlyphs = firstMiddleIndexOfElidedGlyphs;
+}
+
+void VisualModel::SetSecondMiddleIndexOfElidedGlyphs(GlyphIndex secondMiddleIndexOfElidedGlyphs)
+{
+  mSecondMiddleIndexOfElidedGlyphs = secondMiddleIndexOfElidedGlyphs;
+}
+
+void VisualModel::SetStrikethroughColor(const Vector4& color)
+{
+  mStrikethroughColor = color;
+}
+
+void VisualModel::SetStrikethroughEnabled(bool enabled)
+{
+  mStrikethroughEnabled = enabled;
+}
+
+void VisualModel::SetStrikethroughHeight(float height)
+{
+  mStrikethroughHeight = height;
+}
+
+void VisualModel::SetCharacterSpacing(float characterSpacing)
+{
+  mCharacterSpacing = characterSpacing;
+}
+
 const Vector4& VisualModel::GetTextColor() const
 {
   return mTextColor;
@@ -375,11 +486,21 @@ const Vector4& VisualModel::GetShadowColor() const
   return mShadowColor;
 }
 
+const float& VisualModel::GetShadowBlurRadius() const
+{
+  return mShadowBlurRadius;
+}
+
 const Vector4& VisualModel::GetUnderlineColor() const
 {
   return mUnderlineColor;
 }
 
+const Vector4& VisualModel::GetOutlineColor() const
+{
+  return mOutlineColor;
+}
+
 bool VisualModel::IsUnderlineEnabled() const
 {
   return mUnderlineEnabled;
@@ -390,16 +511,130 @@ float VisualModel::GetUnderlineHeight() const
   return mUnderlineHeight;
 }
 
+Text::Underline::Type VisualModel::GetUnderlineType() const
+{
+  return mUnderlineType;
+}
+
+float VisualModel::GetDashedUnderlineWidth() const
+{
+  return mDashedUnderlineWidth;
+}
+
+float VisualModel::GetDashedUnderlineGap() const
+{
+  return mDashedUnderlineGap;
+}
+
+uint16_t VisualModel::GetOutlineWidth() const
+{
+  return mOutlineWidth;
+}
+
+const Vector4& VisualModel::GetBackgroundColor() const
+{
+  return mBackgroundColor;
+}
+
+const float VisualModel::GetCharacterSpacing() const
+{
+  return mCharacterSpacing;
+}
+
+bool VisualModel::IsBackgroundEnabled() const
+{
+  return mBackgroundEnabled;
+}
+
+bool VisualModel::IsMarkupProcessorEnabled() const
+{
+  return mMarkupProcessorEnabled;
+}
+
+bool VisualModel::IsTextElideEnabled() const
+{
+  return mTextElideEnabled;
+}
+
+Toolkit::DevelText::EllipsisPosition::Type VisualModel::GetEllipsisPosition() const
+{
+  return mEllipsisPosition;
+}
+
+GlyphIndex VisualModel::GetStartIndexOfElidedGlyphs() const
+{
+  return mStartIndexOfElidedGlyphs;
+}
+
+GlyphIndex VisualModel::GetEndIndexOfElidedGlyphs() const
+{
+  return mEndIndexOfElidedGlyphs;
+}
+
+GlyphIndex VisualModel::GetFirstMiddleIndexOfElidedGlyphs() const
+{
+  return mFirstMiddleIndexOfElidedGlyphs;
+}
+
+GlyphIndex VisualModel::GetSecondMiddleIndexOfElidedGlyphs() const
+{
+  return mSecondMiddleIndexOfElidedGlyphs;
+}
+
 Length VisualModel::GetNumberOfUnderlineRuns() const
 {
   return mUnderlineRuns.Count();
 }
 
+const Vector4& VisualModel::GetStrikethroughColor() const
+{
+  return mStrikethroughColor;
+}
+
+bool VisualModel::IsStrikethroughEnabled() const
+{
+  return mStrikethroughEnabled;
+}
+
+float VisualModel::GetStrikethroughHeight() const
+{
+  return mStrikethroughHeight;
+}
+
+void VisualModel::GetStrikethroughRuns(StrikethroughGlyphRun* strikethroughRuns,
+                                       StrikethroughRunIndex  index,
+                                       Length                 numberOfRuns) const
+{
+  memcpy(strikethroughRuns,
+         mStrikethroughRuns.Begin() + index,
+         numberOfRuns * sizeof(StrikethroughGlyphRun));
+}
+
+Length VisualModel::GetNumberOfStrikethroughRuns() const
+{
+  return mStrikethroughRuns.Count();
+}
+
+Length VisualModel::GetNumberOfCharacterSpacingGlyphRuns() const
+{
+  return mCharacterSpacingRuns.Count();
+}
+
+const Vector<CharacterSpacingGlyphRun>& VisualModel::GetCharacterSpacingGlyphRuns() const
+{
+  return mCharacterSpacingRuns;
+}
+
 void VisualModel::ClearCaches()
 {
   mCachedLineIndex = 0u;
 }
 
+const Vector<CharacterIndex>& VisualModel::GetGlyphsToCharacters() const
+{
+  return mGlyphsToCharacters;
+}
+
 VisualModel::~VisualModel()
 {
 }
@@ -412,17 +647,37 @@ VisualModel::VisualModel()
   mGlyphsPerCharacter(),
   mGlyphPositions(),
   mLines(),
-  mTextColor( Color::BLACK ),
-  mShadowColor( Color::BLACK ),
-  mUnderlineColor( Color::BLACK ),
+  mTextColor(Color::BLACK),
+  mShadowColor(Color::BLACK),
+  mUnderlineColor(Color::BLACK),
+  mOutlineColor(Color::WHITE),
+  mBackgroundColor(Color::TRANSPARENT),
+  mStrikethroughColor(Color::BLACK),
   mControlSize(),
   mShadowOffset(),
-  mUnderlineHeight( 0.0f ),
+  mUnderlineHeight(0.0f),
+  mStrikethroughHeight(0.0f),
+  mUnderlineType(Text::Underline::SOLID),
+  mDashedUnderlineWidth(2.0f),
+  mDashedUnderlineGap(1.0f),
+  mShadowBlurRadius(0.0f),
+  mOutlineWidth(0u),
   mNaturalSize(),
   mLayoutSize(),
-  mCachedLineIndex( 0u ),
-  mUnderlineEnabled( false ),
-  mUnderlineColorSet( false )
+  mCachedLineIndex(0u),
+  mEllipsisPosition(DevelText::EllipsisPosition::END),
+  mStartIndexOfElidedGlyphs(0u),
+  mEndIndexOfElidedGlyphs(0u),
+  mFirstMiddleIndexOfElidedGlyphs(0u),
+  mSecondMiddleIndexOfElidedGlyphs(0u),
+  mTextElideEnabled(false),
+  mUnderlineEnabled(false),
+  mUnderlineColorSet(false),
+  mBackgroundEnabled(false),
+  mMarkupProcessorEnabled(false),
+  mStrikethroughEnabled(false),
+  mCharacterSpacing(0.0f)
+
 {
 }