libwoopsi/include/framebuffer.h

#ifndef _FRAME_BUFFER_H_
#define _FRAME_BUFFER_H_

#include <nds.h>
#include "mutablebitmapbase.h"

namespace WoopsiUI {

    class Graphics;

    class FrameBuffer : public MutableBitmapBase {
    public:

        void copy(s16 x, s16 y, u32 size, u16* dest) const;

#ifdef USING_SDL
        // SDL version
        
        FrameBuffer(SDL_Surface* surface, u16 width, u16 height, u16 yOffset);

        virtual inline ~FrameBuffer() {
            delete[] _dataBuffer;
        };
        
        const u16* getData() const;
#else
        // DS version
        
        FrameBuffer(u16* data, u16 width, u16 height);

        virtual inline ~FrameBuffer() { };
        
        inline const u16* getData() const { return _bitmap; };
#endif
        
        const u16 getPixel(s16 x, s16 y) const;

        virtual void setPixel(const s16 x, const s16 y, const u16 colour);

        inline const u16* getData(s16 x, s16 y) const;

        Graphics* newGraphics();

        void blit(const s16 x, const s16 y, const u16* data, const u32 size);

        void blitFill(const s16 x, const s16 y, const u16 colour, const u32 size);

        inline const u16 getWidth() const { return _width; };

        inline const u16 getHeight() const { return _height; };

    protected:
        
#ifdef USING_SDL
        // SDL version
        SDL_Surface* _surface;  
        u16 _yOffset;           
        u16* _dataBuffer;       
        void putSDLPixel(int x, int y, Uint32 pixel);

        Uint32 getSDLPixel(int x, int y);
#else
        // DS version
        u16* _bitmap __attribute__ ((aligned (4)));     
#endif

        inline FrameBuffer(const FrameBuffer& bitmap) { };

        u16 _width;                                 
        u16 _height;                                
    };
}

#endif