kwin/effects/scalein.cpp

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/*****************************************************************
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.
******************************************************************/
#include "scalein.h"
#include <client.h>
namespace KWinInternal
{
void ScaleInEffect::prePaintWindow( Scene::Window* w, int* mask, QRegion* region, int time )
{
if( windows.contains( w->window()))
{
windows[ w->window() ] += time / 500.; // complete change in 500ms
if( windows[ w->window() ] < 1 )
*mask |= Scene::PAINT_WINDOW_TRANSFORMED;
else
windows.remove( w->window());
}
effects->prePaintWindow( w, mask, region, time );
}
void ScaleInEffect::paintWindow( Scene::Window* w, int mask, QRegion region, WindowPaintData& data )
{
if( windows.contains( w->window()))
{
data.xScale *= windows[ w->window()];
data.yScale *= windows[ w->window()];
data.xTranslate += int( w->window()->width() / 2 * ( 1 - windows[ w->window()] ));
data.yTranslate += int( w->window()->height() / 2 * ( 1 - windows[ w->window()] ));
}
effects->paintWindow( w, mask, region, data );
}
void ScaleInEffect::postPaintWindow( Scene::Window* w )
{
if( windows.contains( w->window()))
w->window()->addDamageFull(); // trigger next animation repaint
effects->postPaintWindow( w );
}
void ScaleInEffect::windowAdded( Toplevel* c )
{
Client* cc = dynamic_cast< Client* >( c );
if( cc == NULL || cc->isOnCurrentDesktop())
{
windows[ c ] = 0;
c->addDamageFull();
}
}
void ScaleInEffect::windowDeleted( Toplevel* c )
{
windows.remove( c );
}
} // namespace