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#include "FTPolyGlyph.h"
#include "FTVectoriser.h"
FTPolyGlyph::FTPolyGlyph( FT_Glyph glyph)
: FTGlyph( glyph),
glList(0)
{
if( ft_glyph_format_outline != glyph->format)
{
return;
}
FTVectoriser vectoriser( glyph);
if(( vectoriser.ContourCount() < 1) || ( vectoriser.PointCount() < 3))
{
return;
}
vectoriser.MakeMesh( 1.0);
glList = glGenLists( 1);
glNewList( glList, GL_COMPILE);
const FTMesh* mesh = vectoriser.GetMesh();
for( unsigned int index = 0; index < mesh->TesselationCount(); ++index)
{
const FTTesselation* subMesh = mesh->Tesselation( index);
unsigned int polyonType = subMesh->PolygonType();
glBegin( polyonType);
for( unsigned int x = 0; x < subMesh->PointCount(); ++x)
{
glVertex3f( subMesh->Point(x).x / 64.0f,
subMesh->Point(x).y / 64.0f,
0.0f);
}
glEnd();
}
glEndList();
FT_Done_Glyph( glyph);
}
FTPolyGlyph::~FTPolyGlyph()
{
glDeleteLists( glList, 1);
}
float FTPolyGlyph::Render( const FTPoint& pen)
{
if( glList)
{
glTranslatef( pen.x, pen.y, 0);
glCallList( glList);
glTranslatef( -pen.x, -pen.y, 0);
}
return advance;
}