GraphicsWindowWX.h

#pragma once

#include <osgViewer/Viewer>
#include <osgViewer/GraphicsWindow>
#include "wx/glcanvas.h"

class LocalGLContext;
class wxGLCanvas;

#ifndef __WXMAC__
class LocalGLContext : public wxGLContext
{
public:
    LocalGLContext(wxGLCanvas *win, const wxGLContext* other=NULL /* for sharing display lists */ )
    : wxGLContext(win, other)
    {
    }

    void ReleaseContext(const wxGLCanvas& win)
    {
#if defined(__WXMSW__)
        wglMakeCurrent((HDC) win.GetHDC(), NULL);
#endif
    }
};
#endif

class GraphicsWindowWX : public osgViewer::GraphicsWindow
{
public:
    GraphicsWindowWX(wxGLCanvas *pCanvas);
    ~GraphicsWindowWX();

    void SetCanvas(wxGLCanvas *pCanvas)
    {
        m_pCanvas = pCanvas;
    }
    void CloseOsgContext();
    bool makeCurrentImplementation();
    void swapBuffersImplementation();

    virtual bool releaseContextImplementation();
    virtual void closeImplementation();
    virtual bool realizeImplementation();

    virtual bool valid() const
    {
        return m_bValid;
    }
    virtual bool isRealizedImplementation() const
    {
        return m_bIsRealized;
    }

private:
    wxGLCanvas* m_pCanvas;
#ifndef __WXMAC__
    LocalGLContext *m_pGLContext;
#endif
    bool m_bIsRealized;
    bool m_bValid;
};