Files
OpenSceneGraph/src/osgText/FTGLPixmapFont.cpp
2001-10-23 22:09:21 +00:00

67 lines
1.0 KiB
C++

#include "GL/gl.h"
#include "FTGLPixmapFont.h"
#include "FTGlyphContainer.h"
#include "FTPixmapGlyph.h"
FTGLPixmapFont::FTGLPixmapFont()
: tempGlyph(0)
{}
FTGLPixmapFont::~FTGLPixmapFont()
{}
// OPSignature: bool FTGlyphContainer:MakeGlyphList()
bool FTGLPixmapFont::MakeGlyphList()
{
// if( preCache)
for( unsigned int c = 0; c < numGlyphs; ++c)
{
FT_Glyph* ftGlyph = face.Glyph( c, FT_LOAD_DEFAULT);
// FT_HAS_VERTICAL(face)
if( ftGlyph)
{
tempGlyph = new FTPixmapGlyph( *ftGlyph);
glyphList->Add( tempGlyph);
}
else
{
err = face.Error();
}
}
return !err;
}
void FTGLPixmapFont::render( const char* string)
{
glPushAttrib( GL_ENABLE_BIT | GL_PIXEL_MODE_BIT);
glEnable(GL_BLEND);
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
FTFont::render( string);
glPopAttrib();
}
void FTGLPixmapFont::render( const wchar_t* string)
{
glPushAttrib( GL_ENABLE_BIT | GL_PIXEL_MODE_BIT);
glEnable(GL_BLEND);
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
FTFont::render( string);
glPopAttrib();
}