Graphics.hpp

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#ifndef GOSU_GRAPHICS_HPP
#define GOSU_GRAPHICS_HPP

#include <Gosu/Fwd.hpp>
#include <Gosu/Color.hpp>
#include <Gosu/GraphicsBase.hpp>
#include <boost/scoped_ptr.hpp>
#include <memory>

namespace Gosu
{
    unsigned screenWidth();
    
    unsigned screenHeight();
    
    class Graphics
    {
        struct Impl;
        boost::scoped_ptr<Impl> pimpl;

    public:
        Graphics(unsigned physicalWidth, unsigned physicalHeight, bool fullscreen);
        ~Graphics();

        // Undocumented until I have thought about this...
        double factorX() const;
        double factorY() const;
        void setResolution(unsigned virtualWidth, unsigned virtualHeight);
        // End of Undocumented
        
        unsigned width() const;
        unsigned height() const;
        bool fullscreen() const;

        bool begin(Color clearWithColor = Colors::black);
        void end();
        void beginGL();
        void endGL();
        void beginClipping(int x, int y, unsigned width, unsigned height);
        void endClipping();

        void drawLine(double x1, double y1, Color c1,
            double x2, double y2, Color c2,
            ZPos z, AlphaMode mode = amDefault);

        void drawTriangle(double x1, double y1, Color c1,
            double x2, double y2, Color c2,
            double x3, double y3, Color c3,
            ZPos z, AlphaMode mode = amDefault);

        void drawQuad(double x1, double y1, Color c1,
            double x2, double y2, Color c2,
            double x3, double y3, Color c3,
            double x4, double y4, Color c4,
            ZPos z, AlphaMode mode = amDefault);

        std::auto_ptr<ImageData> createImage(const Bitmap& src,
            unsigned srcX, unsigned srcY, unsigned srcWidth, unsigned srcHeight,
            unsigned borderFlags);
    };
}

#endif

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