kc3-lang/ftgl/src/FTGLOutlineFont.cpp

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• Hash : 883d4607
  Author :
  Date : 2001-08-07T01:03:44
  

  Added a render function to set LINE_SMOOTH for anti aliased lines

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• src/FTGLOutlineFont.cpp

• #include	"GL/gl.h"
  
  #include	"FTGLOutlineFont.h"
  #include	"FTGlyphContainer.h"
  #include	"FTGL.h"
  #include	"FTVectorGlyph.h"
  
  
  
  FTGLOutlineFont::FTGLOutlineFont()
  :	tempGlyph(0)
  {}
  
  
  FTGLOutlineFont::~FTGLOutlineFont()
  {}
  
  
  bool FTGLOutlineFont::MakeGlyphList()
  {
  	int glyphIndex;
  	
  	numGlyphs = 127;
  	for( int n = 0; n < numGlyphs; ++n)
  	{
  		FT_Face* ftFace = face.Face();
  
  		glyphIndex = FT_Get_Char_Index( *ftFace, n);
  		
  		err = FT_Load_Glyph( *ftFace, glyphIndex, FT_LOAD_DEFAULT);
  		if( err)
  		{ }
  
  		FT_Glyph ftGlyph;
  		
  		err = FT_Get_Glyph( (*ftFace)->glyph, &ftGlyph);
  		if( err)
  		{}
  		
  		tempGlyph = new FTVectorGlyph( ftGlyph, glyphIndex);
  		glyphList->Add( tempGlyph);
  	}
  }
  
  
  void FTGLOutlineFont::render( const char* string)
  {	
  	glPushAttrib( GL_ENABLE_BIT | GL_HINT_BIT | GL_LINE_BIT | GL_PIXEL_MODE_BIT);
  	
  	glEnable( GL_LINE_SMOOTH);
  	glHint( GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
  	glEnable(GL_BLEND);
   	glBlendFunc( GL_SRC_ALPHA, GL_ONE); // GL_ONE_MINUS_SRC_ALPHA
  
  	FTFont::render( string);
  
  	glPopAttrib();
  
  }
  

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