FTGLPixmapFont.h

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#ifndef     __FTGLPixmapFont__
#define     __FTGLPixmapFont__


#include "FTFont.h"
#include "FTGL.h"


class FTGlyph;


/**
 * FTGLPixmapFont is a specialisation of the FTFont class for handling
 * Pixmap (Grey Scale) fonts
 *
 * @see     FTFont
 */
class FTGL_EXPORT FTGLPixmapFont : public FTFont
{
    public:
        /**
         * Open and read a font file. Sets Error flag.
         *
         * @param fontFilePath  font file path.
         */
        FTGLPixmapFont( const char* fontFilePath);
        
        /**
         * Open and read a font from a buffer in memory. Sets Error flag.
         *
         * @param pBufferBytes  the in-memory buffer
         * @param bufferSizeInBytes  the length of the buffer in bytes
         */
        FTGLPixmapFont( const unsigned char *pBufferBytes, size_t bufferSizeInBytes);
        
        /**
         * Destructor
         */
        ~FTGLPixmapFont();
        
        /**
         * Prepare for rendering
         */
        virtual void PreRender();

        /**
         * Cleanup after rendering
         */
        virtual void PostRender();

    private:
        /**
         * Construct a FTPixmapGlyph.
         *
         * @param g The glyph index NOT the char code.
         * @return  An FTPixmapGlyph or <code>null</code> on failure.
         */
        inline virtual FTGlyph* MakeGlyph( unsigned int g);
        
};


#endif  //  __FTGLPixmapFont__

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