kwin/effects/fade.h
2007-08-14 15:22:23 +00:00

62 lines
1.8 KiB
C++

/*****************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2007 Philip Falkner <philip.falkner@gmail.com>
You can Freely distribute this program under the GNU General Public
License. See the file "COPYING" for the exact licensing terms.
******************************************************************/
#ifndef KWIN_FADE_H
#define KWIN_FADE_H
#include <kwineffects.h>
namespace KWin
{
class FadeEffect
: public Effect
{
public:
FadeEffect();
virtual void prePaintScreen( ScreenPrePaintData& data, int time );
virtual void prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time );
virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
// TODO react also on virtual desktop changes
virtual void windowOpacityChanged( EffectWindow* c, float old_opacity );
virtual void windowAdded( EffectWindow* c );
virtual void windowClosed( EffectWindow* c );
virtual void windowDeleted( EffectWindow* c );
bool isFadeWindow( EffectWindow* w );
private:
class WindowInfo;
QHash< const EffectWindow*, WindowInfo > windows;
float fadeInStep, fadeOutStep;
int fadeInTime, fadeOutTime;
bool fadeWindows;
};
class FadeEffect::WindowInfo
{
public:
WindowInfo()
: fadeInStep( 0.0 )
, fadeOutStep( 0.0 )
, opacity( 1.0 )
, saturation( 1.0 )
, brightness( 1.0 )
, deleted( false )
{}
float fadeInStep, fadeOutStep;
float opacity;
float saturation, brightness;
bool deleted;
};
} // namespace
#endif