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path: root/src/libjin/Graphics/FontData.h
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#ifndef __LIBJIN_FONTDATA_H
#define __LIBJIN_FONTDATA_H
#include "../3rdparty/stb/stb_truetype.h"
#include "Color.h"
#include <vector>

namespace jin
{
namespace graphics
{

    class FontData
    {
    public:
        static FontData* createFontData(const unsigned char* data, unsigned int size);

        ~FontData();

        void pushFontsize(unsigned int fontsize);
        void popFontsize();

        Channel* getCodepointBitmapAlpha(unsigned int codepoint, int* width, int* height, int* xoff, int* yoff) const;
        Color* getCodepointBitmap(unsigned int codepoint, int* width, int* height, int* xoff, int* yoff) const;
        void getVMetrics(int* baseline, int* descent);
        void getHMetrics(unsigned int codepoint, int* advanceWidth, int* leftSideBearing);

    private:
        static const unsigned int FONT_SIZE = 12;

        FontData(const unsigned char* data, unsigned int size);

        stbtt_fontinfo info;
        struct
        {
            unsigned char* data;
            unsigned int size;
        } raw;
        std::vector<float> scales;

    };

}
}

#endif