kc3-lang/ftgl/src/FTGlyphContainer.cpp

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• Hash : c0e1933d
  Author :
  Date : 2003-01-06T04:11:07
  

  removed test in d_stor

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• src/FTGlyphContainer.cpp

• #include    "FTGlyphContainer.h"
  #include    "FTGlyph.h"
  #include    "FTFace.h"
  
  
  FTGlyphContainer::FTGlyphContainer( FTFace* f)
  :   face(f),
      err(0)
  {
      numberOfGlyphs = face->GlyphCount();
      glyphs.resize( numberOfGlyphs, NULL);
  }
  
  
  FTGlyphContainer::~FTGlyphContainer()
  {
      GlyphVector::iterator glyphIterator;
      for( glyphIterator = glyphs.begin(); glyphIterator != glyphs.end(); ++glyphIterator)
      {
          delete *glyphIterator;
      }
      
      glyphs.clear();
  }
  
  
  bool FTGlyphContainer::Add( FTGlyph* tempGlyph, unsigned int glyphIndex)
  {
      if( glyphIndex >= numberOfGlyphs)
      {
          return false;
      }
      
      glyphs[glyphIndex] = tempGlyph;
      return true;
  }
  
  
  const FTGlyph* const FTGlyphContainer::Glyph( const unsigned int characterCode) const
  {
      return glyphs[face->CharIndex( characterCode)];
  }
  
  
  FTBBox FTGlyphContainer::BBox( const unsigned int characterCode) const
  {
      return glyphs[face->CharIndex( characterCode)]->BBox();
  }
  
  
  float FTGlyphContainer::Advance( unsigned int characterCode, unsigned int nextCharacterCode)
  {
      unsigned int left = face->CharIndex( characterCode);
      unsigned int right = face->CharIndex( nextCharacterCode);
      
      float width = face->KernAdvance( left, right).x;
      width += glyphs[left]->Advance();
      
      return width;
  }
  
  
  FTPoint FTGlyphContainer::Render( unsigned int characterCode, unsigned int nextCharacterCode, FTPoint penPosition)
  {
      FTPoint kernAdvance;
      float advance = 0;
      
      unsigned int left = face->CharIndex( characterCode);
      unsigned int right = face->CharIndex( nextCharacterCode);
      
      kernAdvance = face->KernAdvance( left, right);
          
      if( !face->Error())
      {
          advance = glyphs[left]->Render( penPosition);
      }
      
      kernAdvance.x = advance + kernAdvance.x;
  //  kernAdvance.y = advance.y + kernAdvance.y;
      return kernAdvance;
  }
  

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