#ifndef __FTGlyph__
#define __FTGlyph__
#include <ft2build.h>
#include FT_FREETYPE_H
#include FT_GLYPH_H
//#include "FTGL.h"
/**
* FTGlyph is the base clas for FTGL glyphs.
*
* It provides the interface between Freetype glyphs and their openGL
* renderable counterparts. This is an abstract class and derived classes
* must implement the <code>render</code> function.
*
* @see FTGlyphContainer
*
*/
class FTGlyph
{
public:
// methods
/**
* Constructor
*
* @param glyphIndex The glyph index for this glyph
*/
FTGlyph( unsigned int glyphIndex);
/**
* Destructor
*/
virtual ~FTGlyph();
/**
* Renders this glyph at the current pen position.
*
* @param v The current pen position.
* @return The advance distance for this glyph.
*/
virtual float Render( const FT_Vector& v) = 0;
/**
* Queries for errors.
*
* @return The current error code.
*/
FT_Error Error() const { return err;}
// attributes
/**
* The glyph index
*/
const unsigned int glyphIndex; // FIXME make this private
protected:
// methods
// attributes
/**
* The advance distance for this glyph
*/
float advance;
/**
* Vector from the pen position to the topleft corner of the glyph
*/
FT_Vector pos;
/**
* Temporary holder for the Freetype glyph
*/
FT_Glyph ftGlyph;
/**
* Current error code. Zero means no error.
*/
FT_Error err;
private:
// methods
// attributes
};
#endif // __FTGlyph__
