aglWindow.h

/* Copyright (c) 2005-2009, Stefan Eilemann <eile@equalizergraphics.com>
                          , Maxim Makhinya
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *  
 * This library 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef EQ_OS_WINDOW_AGL_H
#define EQ_OS_WINDOW_AGL_H

#include <eq/client/glWindow.h>       // base class

namespace eq
{
    class AGLEventHandler;
    class AGLWindowEvent;

    class EQ_EXPORT AGLWindowIF : public GLWindow
    {
    public:
        AGLWindowIF( Window* parent ) : GLWindow( parent ) {}

        virtual ~AGLWindowIF() {}

        virtual AGLContext getAGLContext() const = 0;

        virtual WindowRef getCarbonWindow() const = 0;

        virtual AGLPbuffer getAGLPBuffer() const = 0;

        virtual bool processEvent( const AGLWindowEvent& event );

    private:
    };

    class EQ_EXPORT AGLWindow : public AGLWindowIF
    {
    public:
        AGLWindow( Window* parent );

        virtual ~AGLWindow( );

        virtual void configExit( );
        virtual void makeCurrent() const;
        virtual void swapBuffers();
        virtual void joinNVSwapBarrier( const uint32_t group,
                                        const uint32_t barrier );

        virtual AGLContext getAGLContext() const { return _aglContext; }

        virtual WindowRef getCarbonWindow() const { return _carbonWindow; }

        virtual AGLPbuffer getAGLPBuffer() const { return _aglPBuffer; }

        virtual void setAGLContext( AGLContext context );

        virtual void setCarbonWindow( WindowRef window );
        
        virtual void setAGLPBuffer( AGLPbuffer pbuffer );

        virtual bool configInit();

        virtual AGLPixelFormat chooseAGLPixelFormat();

        virtual void destroyAGLPixelFormat( AGLPixelFormat pixelFormat );

        virtual AGLContext createAGLContext( AGLPixelFormat pixelFormat );

        virtual bool configInitAGLDrawable();

        virtual bool configInitAGLFullscreen();

        virtual bool configInitAGLWindow();

        virtual bool configInitAGLPBuffer(); 
        
        virtual void initEventHandler();

        virtual void exitEventHandler();

        virtual bool processEvent( const AGLWindowEvent& event );

    private:
        AGLContext _aglContext;
        WindowRef _carbonWindow;
        AGLPbuffer _aglPBuffer;
        AGLEventHandler* _eventHandler;

        union // placeholder for binary-compatible changes
        {
            char dummy[64];
        };
    };
}

#endif // EQ_OS_WINDOW_AGL_H