kwin/scene_xrender.h
Luboš Luňák c7f515630d Support for transparency.
svn path=/branches/work/kwin_composite/; revision=558690
2006-07-05 20:52:57 +00:00

63 lines
1.7 KiB
C++

/*****************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
You can Freely distribute this program under the GNU General Public
License. See the file "COPYING" for the exact licensing terms.
******************************************************************/
#ifndef KWIN_SCENE_XRENDER_H
#define KWIN_SCENE_XRENDER_H
#include "config.h"
#ifdef HAVE_XRENDER
#include <X11/extensions/Xrender.h>
#include "scene.h"
namespace KWinInternal
{
class SceneXrender
: public Scene
{
public:
SceneXrender( Workspace* ws );
virtual ~SceneXrender();
virtual void paint( XserverRegion damage );
virtual void windowGeometryShapeChanged( Toplevel* );
virtual void windowOpacityChanged( Toplevel* );
virtual void windowDeleted( Toplevel* );
private:
void createBuffer();
void checkWindowData( Toplevel* c );
Picture windowPicture( Toplevel* c );
void saveWindowClipRegion( Toplevel* c, XserverRegion r );
XserverRegion savedWindowClipRegion( Toplevel* c );
bool isOpaque( Toplevel* c ) const;
Picture windowAlphaMask( Toplevel* c );
Picture windowShape( Toplevel* c );
XRenderPictFormat* format;
Picture front;
Picture buffer;
struct WindowData
{
WindowData();
void free();
Picture picture;
XRenderPictFormat* format;
XserverRegion saved_clip_region;
Picture alpha;
XserverRegion shape;
};
QMap< Toplevel*, WindowData > window_data;
};
} // namespace
#endif
#endif