kc3-lang/ftgl/src/FTOutlineGlyph.cpp

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• Hash : 4c6baa27
  Author :
  Date : 2004-10-10T22:50:01
  

  Refactoring FTPoint

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• src/FTOutlineGlyph.cpp

• #include    "FTOutlineGlyph.h"
  #include    "FTVectoriser.h"
  
  
  FTOutlineGlyph::FTOutlineGlyph( FT_GlyphSlot glyph, bool useDisplayList)
  :   FTGlyph( glyph),
      glList(0)
  {
      if( ft_glyph_format_outline != glyph->format)
      {
          err = 0x14; // Invalid_Outline
          return;
      }
  
      FTVectoriser vectoriser( glyph);
  
      size_t numContours = vectoriser.ContourCount();
      if ( ( numContours < 1) || ( vectoriser.PointCount() < 3))
      {
          return;
      }
  
      if(useDisplayList)
      {
          glList = glGenLists(1);
          glNewList( glList, GL_COMPILE);
      }
      
      for( unsigned int c = 0; c < numContours; ++c)
      {
          const FTContour* contour = vectoriser.Contour(c);
          
          glBegin( GL_LINE_LOOP);
              for( unsigned int pointIndex = 0; pointIndex < contour->PointCount(); ++pointIndex)
              {
                  FTPoint point = contour->Point(pointIndex);
                  glVertex2f( point.X() / 64.0f, point.Y() / 64.0f);
              }
          glEnd();
      }
  
      if(useDisplayList)
      {
          glEndList();
      }
  }
  
  
  FTOutlineGlyph::~FTOutlineGlyph()
  {
      glDeleteLists( glList, 1);
  }
  
  
  float FTOutlineGlyph::Render( const FTPoint& pen)
  {
      glTranslatef( pen.X(), pen.Y(), 0.0f);
  
      if( glList)
      {
          glCallList( glList);
      }
      
      return advance;
  }
  
  

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