/home/master/UCL/VisualizationLibrary/src/vlWin32/Win32Context.hpp

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/*  Visualization Library                                                             */
/*  http://visualizationlibrary.org                                                   */
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/*  Copyright (c) 2005-2010, Michele Bosi                                             */
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#ifndef Win32Context_INCLUDE_ONCE
#define Win32Context_INCLUDE_ONCE

#include <vlWin32/link_config.hpp>
#include <vlGraphics/OpenGLContext.hpp>

namespace vlWin32
{
//-----------------------------------------------------------------------------
  VLWIN32_EXPORT int choosePixelFormat(const vl::OpenGLContextFormat& fmt, bool verbose = true);
//-----------------------------------------------------------------------------
  class VLWIN32_EXPORT Win32Context: public vl::OpenGLContext
  {
  public:
    Win32Context(): mHDC(NULL), mHGLRC(NULL) {}

    Win32Context(int w, int h): OpenGLContext(w,h), mHDC(NULL), mHGLRC(NULL) {}

    ~Win32Context();
  
    virtual HWND hwnd() const = 0;

    HDC   hdc()   const { return mHDC;   }
    
    HGLRC hglrc() const { return mHGLRC; }

    void shareOpenGLResources(HGLRC hGLRC);

    void makeCurrent();

    void update();

    void swapBuffers();

    void setWindowTitle(const vl::String& title);

    void show();

    void hide();

    void getFocus();

    void setMouseVisible(bool visible);

    void setMousePosition(int x, int y);

    void setPosition(int x, int y);

    vl::ivec2 position() const;

    void setSize(int w, int h);

    vl::ivec2 size() const;

    void setWindowSize(int w, int h);

    vl::ivec2 windowSize() const;

    bool setFullscreen(bool fullscreen_on);

    void quitApplication();

    const std::vector<int>& contextAttribs() const { return mContextAttribs; }

    std::vector<int>& contextAttribs() { return mContextAttribs; }
    
    void setContextAttribs(const int* attribs, int size);

  protected:
    bool initWin32GLContext(HGLRC share_context, const vl::String& title, const vl::OpenGLContextFormat& fmt, int x, int y, int width, int height);

  protected:
    std::vector<int> mContextAttribs;

    HDC   mHDC;
    HGLRC mHGLRC;

    vl::ivec2 mNormPosit;
    vl::ivec2 mNormSize;
    unsigned int mNormFlags;
  };
}
//-----------------------------------------------------------------------------

#endif