// EXTERNAL INCLUDES
#include <memory.h>
-#include <dali/public-api/math/vector2.h>
namespace Dali
{
return VisualModelPtr( new VisualModel() );
}
-void VisualModel::SetGlyphs( const GlyphInfo* glyphs,
- const CharacterIndex* characterIndices,
- const Length* charactersPerGlyph,
- Length numberOfGlyphs )
-{
- if( 0u == numberOfGlyphs )
- {
- mGlyphs.Clear();
- mGlyphsToCharacters.Clear();
- mCharactersToGlyph.Clear();
- mCharactersPerGlyph.Clear();
- mGlyphsPerCharacter.Clear();
- }
- else
- {
- if( NULL != glyphs )
- {
- mGlyphs.Resize( numberOfGlyphs );
- memcpy( mGlyphs.Begin(), glyphs, numberOfGlyphs * sizeof( GlyphInfo ) );
- }
-
- if( NULL != characterIndices )
- {
- mGlyphsToCharacters.Resize( numberOfGlyphs );
- memcpy( mGlyphsToCharacters.Begin(), characterIndices, numberOfGlyphs * sizeof( CharacterIndex ) );
- }
-
- if( NULL != charactersPerGlyph )
- {
- mCharactersPerGlyph.Resize( numberOfGlyphs );
- memcpy( mCharactersPerGlyph.Begin(), charactersPerGlyph, numberOfGlyphs * sizeof( Length ) );
-
- // Build the glyphs per character table.
- CreateGlyphsPerCharacterTable();
-
- // Build the characters to glyph conversion table.
- CreateCharacterToGlyphTable();
- }
- }
-}
-
void VisualModel::CreateCharacterToGlyphTable( Length numberOfCharacters )
{
// 1) Reserve some space for the characters to avoid reallocations.
}
}
-Length VisualModel::GetNumberOfGlyphs() const
-{
- return mGlyphs.Count();
-}
-
void VisualModel::GetGlyphs( GlyphInfo* glyphs,
GlyphIndex glyphIndex,
Length numberOfGlyphs ) const
memcpy( glyphs, mGlyphs.Begin() + glyphIndex, numberOfGlyphs * sizeof( GlyphInfo ) );
}
-const GlyphInfo& VisualModel::GetGlyphInfo( GlyphIndex glyphIndex ) const
-{
- return mGlyphs[glyphIndex];
-}
-
-void VisualModel::ReplaceGlyphs( GlyphIndex glyphIndex,
- Length numberOfGlyphsToRemove,
- const GlyphInfo* const glyphs,
- const Length* const numberOfCharacters,
- Length numberOfGlyphsToInsert )
-{
-}
-
-CharacterIndex VisualModel::GetCharacterIndex( GlyphIndex glyphIndex ) const
-{
- return mGlyphsToCharacters[glyphIndex];
-}
-
-Length VisualModel::GetCharactersPerGlyph( GlyphIndex glyphIndex ) const
-{
- return mCharactersPerGlyph[glyphIndex];
-}
-
-GlyphIndex VisualModel::GetGlyphIndex( CharacterIndex characterIndex ) const
-{
- return mCharactersToGlyph[characterIndex];
-}
-
-void VisualModel::GetCharacterToGlyphMap( GlyphIndex* characterToGlyphMap,
- CharacterIndex characterIndex,
- Length numberOfCharacters ) const
-{
- memcpy( characterToGlyphMap, mCharactersToGlyph.Begin() + characterIndex, numberOfCharacters * sizeof( GlyphIndex ) );
-}
-
-void VisualModel::GetGlyphToCharacterMap( CharacterIndex* glyphToCharacter,
- GlyphIndex glyphIndex,
- Length numberOfGlyphs ) const
-{
- memcpy( glyphToCharacter, mGlyphsToCharacters.Begin() + glyphIndex, numberOfGlyphs * sizeof( CharacterIndex ) );
-}
-
-void VisualModel::GetCharactersPerGlyphMap( Length* charactersPerGlyph,
- GlyphIndex glyphIndex,
- Length numberOfGlyphs ) const
-{
- memcpy( charactersPerGlyph, mCharactersPerGlyph.Begin() + glyphIndex, numberOfGlyphs * sizeof( Length ) );
-}
-
-void VisualModel::GetGlyphsPerCharacterMap( Length* glyphsPerCharacter,
- CharacterIndex characterIndex,
- Length numberOfCharacters ) const
-{
- memcpy( glyphsPerCharacter, mGlyphsPerCharacter.Begin() + characterIndex, numberOfCharacters * sizeof( Length ) );
-}
-
-void VisualModel::SetGlyphPositions( const Vector2* glyphPositions,
- Length numberOfGlyphs )
-{
- if( 0u == numberOfGlyphs )
- {
- mGlyphPositions.Clear();
- }
- else
- {
- mGlyphPositions.Resize( numberOfGlyphs );
- memcpy( mGlyphPositions.Begin(), glyphPositions, numberOfGlyphs * sizeof( Vector2 ) );
- }
-}
-
-Length VisualModel::GetNumberOfGlyphPositions() const
-{
- return mGlyphPositions.Count();
-}
-
void VisualModel::GetGlyphPositions( Vector2* glyphPositions,
GlyphIndex glyphIndex,
Length numberOfGlyphs ) const
memcpy( glyphPositions, mGlyphPositions.Begin() + glyphIndex, numberOfGlyphs * sizeof( Vector2 ) );
}
-const Vector2& VisualModel::GetGlyphPosition( GlyphIndex glyphIndex ) const
-{
- return *( mGlyphPositions.Begin() + glyphIndex );
-}
-
-void VisualModel::ReplaceGlyphPositions( GlyphIndex glyphIndex,
- Length numberOfGlyphsToRemove,
- const Vector2* const positions,
- Length numberOfGlyphsToInsert )
-{
-}
-
-void VisualModel::SetLines( const LineRun* const lines,
- Length numberOfLines )
-{
- if( 0u == numberOfLines )
- {
- mLines.Clear();
- }
- else
- {
- mLines.Resize( numberOfLines );
- memcpy( mLines.Begin(), lines, numberOfLines * sizeof( LineRun ) );
- }
-}
-
-Length VisualModel::GetNumberOfLines() const
-{
- return mLines.Count();
-}
-
-void VisualModel::GetLines( LineRun* lines,
- LineIndex lineIndex,
- Length numberOfLines ) const
-{
- memcpy( lines, mLines.Begin() + lineIndex, numberOfLines * sizeof( LineRun ) );
-}
-
void VisualModel::GetNumberOfLines( GlyphIndex glyphIndex,
Length numberOfGlyphs,
LineIndex& firstLine,
{
const LineRun& line = *it;
- if( ( line.glyphIndex + line.numberOfGlyphs > glyphIndex ) &&
- ( lastGlyphIndex > line.glyphIndex ) )
+ if( ( line.glyphRun.glyphIndex + line.glyphRun.numberOfGlyphs > glyphIndex ) &&
+ ( lastGlyphIndex > line.glyphRun.glyphIndex ) )
{
firstLineFound = true;
++numberOfLines;
}
- else if( lastGlyphIndex <= line.glyphIndex )
+ else if( lastGlyphIndex <= line.glyphRun.glyphIndex )
{
// nothing else to do.
break;
memcpy( lines, mLines.Begin() + firstLine, numberOfLines * sizeof( LineRun ) );
}
-void VisualModel::ReplaceLines( GlyphIndex glyphIndex,
- Length numberOfGlyphsToRemove,
- const LineRun* const lines,
- Length numberOfGlyphsToInsert )
+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::GetUnderlineRuns( GlyphRun* underlineRuns,
+ UnderlineRunIndex index,
+ Length numberOfRuns ) const
{
+ memcpy( underlineRuns,
+ mUnderlineRuns.Begin() + index,
+ numberOfRuns * sizeof( GlyphRun ) );
}
void VisualModel::SetNaturalSize( const Vector2& size )
mUnderlineEnabled = enabled;
}
+void VisualModel::SetUnderlineHeight( float height )
+{
+ mUnderlineHeight = height;
+}
+
const Vector4& VisualModel::GetTextColor() const
{
return mTextColor;
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 )
{
}