/*
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 2 of the License, or
 (at your option) any later version.

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License along
 with this program; if not, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifdef RENDERER_OPENGL

#include "Utils.h"

#ifndef __GL_PANE_H__
#define __GL_PANE_H__

class wxSizeEvent;
#include <wx/glcanvas.h>

#include "Editors/RelativeXCoord.h"

namespace AriaMaestosa
{

    class MainFrame;

    /**
     * @brief   OpenGL render backend : main render panel
     * @ingroup renderers
     */
    class GLPane : public wxGLCanvas
    {
        wxGLContext* m_context;
    public:
        LEAK_CHECK();

        GLPane(wxWindow* parent, int* args);
        ~GLPane();

        virtual void resized(wxSizeEvent& evt);

        // size
        int getWidth();
        int getHeight();

        // OpenGL stuff
        void setCurrent();
        void swapBuffers();
        void initOpenGLFor2D();

        bool prepareFrame();
        void beginFrame();
        void endFrame();

        void OnEraseBackground(wxEraseEvent& evt) {}
    };

    typedef GLPane RenderPane;

}
#endif
#endif
