doodle.h

#ifndef IMAGE_DOODLE_DECODER_H
#define IMAGE_DOODLE_DECODER_H

#include "image/image_decoder.h"
#include "common/stream.h"
#include "graphics/surface.h"

namespace Image {

class DoodleDecoder : public ImageDecoder {
public:
    DoodleDecoder(const byte *palette);
    ~DoodleDecoder() override;

    // ImageDecoder interface
    bool loadStream(Common::SeekableReadStream &stream) override;
    void destroy() override;
    const Graphics::Surface *getSurface() const override { return _surface; }
    const byte *getPalette() const override { return _palette; }
    uint16 getPaletteColorCount() const override { return 16; }

    bool loadStreams(Common::SeekableReadStream &highresStream,
                     Common::SeekableReadStream &colorStream1,
                     Common::SeekableReadStream &colorStream2);

private:
    static const int kWidth = 320;
    static const int kHeight = 200;
    static const int kHeaderSize = 192;
    static const int kColorDataSize = 1000;  // 40x25 color cells

    Graphics::Surface *_surface;
    const byte *_palette;

    void processDoodleCell(int cellIdx, const byte *highresData,
                           const byte *colorData1, const byte *colorData2);
};

} // End of namespace Image

#endif