FTFont.h

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#ifndef    __FTFont__
#define    __FTFont__

#include <ft2build.h>
#include FT_FREETYPE_H

#include "FTFace.h"
#include "FTGL.h"

class FTGlyphContainer;
class FTGlyph;


class FTGL_EXPORT FTFont
{
    public:
        FTFont( const char* fontname);
        
        FTFont( const unsigned char *pBufferBytes, size_t bufferSizeInBytes);
        
        virtual ~FTFont();
        
        bool Attach( const char* filename);

        bool Attach( const unsigned char *pBufferBytes, size_t bufferSizeInBytes);

        bool CharMap( FT_Encoding encoding );
        
        virtual bool FaceSize( const unsigned int size, const unsigned int res = 72);
        
        unsigned int FaceSize() const;
        
        virtual void Depth( float d){}

        float Ascender() const;
        
        float Descender() const;

        void BBox( const char* string, float& llx, float& lly, float& llz, float& urx, float& ury, float& urz);

        void BBox( const wchar_t* string, float& llx, float& lly, float& llz, float& urx, float& ury, float& urz);

        float Advance( const wchar_t* string);

        float Advance( const char* string);

        virtual void Render( const char* string );

        virtual void Render( const wchar_t* string );

        FT_Error Error() const { return err;}

    protected:
        virtual FTGlyph* MakeGlyph( unsigned int g) = 0;
        
        FTFace face;
        
        FTSize charSize;

        FT_Error err;
        
    private:        
        inline void DoRender( const unsigned int chr, const unsigned int nextChr);
        
        inline void CheckGlyph( const unsigned int chr);

        FTGlyphContainer* glyphList;
        
        FTPoint pen;
};


#endif  //  __FTFont__

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