0516e1e73b
make windows transparent or shake them while moving. svn path=/branches/work/kwin_composite/; revision=559013
71 lines
2 KiB
C++
71 lines
2 KiB
C++
/*****************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
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You can Freely distribute this program under the GNU General Public
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License. See the file "COPYING" for the exact licensing terms.
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******************************************************************/
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#ifndef KWIN_SCENE_XRENDER_H
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#define KWIN_SCENE_XRENDER_H
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#include "config.h"
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#ifdef HAVE_XRENDER
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#include <X11/extensions/Xrender.h>
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#include "scene.h"
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#include "effects.h"
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namespace KWinInternal
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{
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class Matrix;
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class SceneXrender
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: public Scene
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{
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public:
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SceneXrender( Workspace* ws );
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virtual ~SceneXrender();
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virtual void paint( XserverRegion damage );
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virtual void windowGeometryShapeChanged( Toplevel* );
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virtual void windowOpacityChanged( Toplevel* );
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virtual void windowDeleted( Toplevel* );
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virtual void transformWindowDamage( Toplevel*, XserverRegion ) const;
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virtual void updateTransformation( Toplevel* );
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private:
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void createBuffer();
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void checkWindowData( Toplevel* c );
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Picture windowPicture( Toplevel* c );
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void saveWindowClipRegion( Toplevel* c, XserverRegion r );
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XserverRegion savedWindowClipRegion( Toplevel* c );
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bool isOpaque( Toplevel* c ) const;
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Picture windowAlphaMask( Toplevel* c );
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XserverRegion windowShape( Toplevel* c );
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static void setPictureMatrix( Picture pic, const Matrix& m );
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XRenderPictFormat* format;
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Picture front;
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Picture buffer;
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struct WindowData
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{
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WindowData();
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void free();
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Picture picture;
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XRenderPictFormat* format;
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XserverRegion saved_clip_region;
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Picture alpha;
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double alpha_cached_opacity;
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XserverRegion shape;
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EffectData effect;
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};
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QMap< Toplevel*, WindowData > window_data;
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};
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} // namespace
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#endif
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#endif
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