#ifndef PNGCHUNKPHYS_H
#define PNGCHUNKPHYS_H
#include "include/png/PNGChunk.hpp"

class PNGChunkPHYS : public PNGChunk{

    private:

        unsigned int pixelsPerUnitX;
        unsigned int pixelsPerUnitY;
        unsigned int unitToken;

    public:

        static const unsigned char UNIT_METER=1;
        static const unsigned char UNIT_UNKNOWN=0;

        PNGChunkPHYS(unsigned int chunkLength, unsigned int chunkType, const unsigned char* chunkData, unsigned int crc32);

        unsigned int getPixelsPerUnitX();

        unsigned int getPixelsPerUnitY();

        unsigned int getUnit();

};

#endif // PNGCHUNKPHYS_H