You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
77 lines
2.0 KiB
77 lines
2.0 KiB
/***************************************************************** |
|
KWin - the KDE window manager |
|
This file is part of the KDE project. |
|
|
|
Copyright (C) 2007 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. |
|
******************************************************************/ |
|
|
|
#include "drunken.h" |
|
|
|
#include <math.h> |
|
|
|
namespace KWin |
|
{ |
|
|
|
KWIN_EFFECT( drunken, DrunkenEffect ) |
|
|
|
void DrunkenEffect::prePaintScreen( ScreenPrePaintData& data, int time ) |
|
{ |
|
if( !windows.isEmpty()) |
|
data.mask |= PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS; |
|
effects->prePaintScreen( data, time ); |
|
} |
|
|
|
void DrunkenEffect::prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time ) |
|
{ |
|
if( windows.contains( w )) |
|
{ |
|
windows[ w ] += time / 1000.; |
|
if( windows[ w ] < 1 ) |
|
data.setTransformed(); |
|
else |
|
windows.remove( w ); |
|
} |
|
effects->prePaintWindow( w, data, time ); |
|
} |
|
|
|
void DrunkenEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data ) |
|
{ |
|
if( !windows.contains( w )) |
|
{ |
|
effects->paintWindow( w, mask, region, data ); |
|
return; |
|
} |
|
WindowPaintData d1 = data; |
|
// 4 cycles, decreasing amplitude |
|
int diff = int( sin( windows[ w ] * 8 * M_PI ) * ( 1 - windows[ w ] ) * 10 ); |
|
d1.xTranslate -= diff; |
|
d1.opacity *= 0.5; |
|
effects->paintWindow( w, mask, region, d1 ); |
|
WindowPaintData d2 = data; |
|
d2.xTranslate += diff; |
|
d2.opacity *= 0.5; |
|
effects->paintWindow( w, mask, region, d2 ); |
|
} |
|
|
|
void DrunkenEffect::postPaintWindow( EffectWindow* w ) |
|
{ |
|
if( windows.contains( w )) |
|
w->addRepaintFull(); |
|
effects->postPaintWindow( w ); |
|
} |
|
|
|
void DrunkenEffect::windowAdded( EffectWindow* w ) |
|
{ |
|
windows[ w ] = 0; |
|
w->addRepaintFull(); |
|
} |
|
|
|
void DrunkenEffect::windowClosed( EffectWindow* w ) |
|
{ |
|
windows.remove( w ); |
|
} |
|
|
|
} // namespace
|
|
|