kc3-lang/ftgl/src/FTGlyphContainer.cpp

Branch : - branch - master - tag -

• Show log

  Commit

• Author : henry
  Date : 2001-08-19 22:34:40
  Hash : 31fa83cb
  Message : This now uses FTFace function rather than calling freetype directly...better encapsulation and may allow future caching.

• src/FTGlyphContainer.cpp

• #include	"FTGlyphContainer.h"
  #include	"FTGlyph.h"
  #include	"FTFace.h"
  
  
  FTGlyphContainer::FTGlyphContainer( FTFace* f, int g, bool p)
  :	preCache( p),
  	numGlyphs(g),
  	face(f)
  {
  	glyphs.reserve( g);
  }
  
  
  // OPSignature:  FTGlyphContainer:~FTGlyphContainer() 
  FTGlyphContainer::~FTGlyphContainer()
  {
  	vector<FTGlyph*>::iterator iter;
  	for( iter = glyphs.begin(); iter != glyphs.end(); ++iter)
  	{
  		delete *iter;
  	}
  	
  	glyphs.clear();
  }
  
  
  bool FTGlyphContainer::Add( FTGlyph* tempGlyph)
  {
  	// At the moment we are using a vector. Vectors don't return bool.
  	glyphs.push_back( tempGlyph);
  	return true;
  }
  
  
  FT_Vector& FTGlyphContainer::render( int index, int next, FT_Vector pen)
  {
  	kernAdvance.x = 0; kernAdvance.y = 0;
  	
  	int left = face->CharIndex( index);
  	int right = face->CharIndex( next);
  	
  	kernAdvance = face->KernAdvance( left, right);	
  	if( !face->Error())
  		advance = glyphs[left]->Render( pen);
  	
  	kernAdvance.x = advance + kernAdvance.x;
  //	kernAdvance.y = advance.y + kernAdvance.y;
  	return kernAdvance;
  }