kwin/effects/fade.h
Luboš Luňák e6069e9cf6 Arghl. Again a stupid bug caused by float having poor precision.
Reverting r700026 and changing floats to doubles again. I'd probably like
to change even the ones interfacing with OpenGL which I've left for now.


svn path=/trunk/KDE/kdebase/workspace/; revision=707987
2007-09-03 15:00:43 +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, double 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;
double 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 )
{}
double fadeInStep, fadeOutStep;
double opacity;
double saturation, brightness;
bool deleted;
};
} // namespace
#endif