/***************************************************************** 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 "shakymove.h" #include <workspace.h> namespace KWinInternal { ShakyMoveEffect::ShakyMoveEffect() { connect( &timer, SIGNAL( timeout()), SLOT( tick())); } static const int shaky_diff[] = { 0, 1, 2, 3, 2, 1, 0, -1, -2, -3, -2, -1 }; static const int SHAKY_MAX = sizeof( shaky_diff ) / sizeof( shaky_diff[ 0 ] ); void ShakyMoveEffect::prePaintScreen( int* mask, QRegion* region, int time ) { if( !windows.isEmpty()) *mask |= Scene::PAINT_WINDOW_TRANSFORMED; effects->prePaintScreen( mask, region, time ); } void ShakyMoveEffect::prePaintWindow( Scene::Window* w, int* mask, QRegion* region, int time ) { if( windows.contains( w->window())) *mask |= Scene::PAINT_WINDOW_TRANSFORMED; effects->prePaintWindow( w, mask, region, time ); } void ShakyMoveEffect::paintWindow( Scene::Window* w, int mask, QRegion region, WindowPaintData& data ) { if( windows.contains( w->window())) data.xTranslate += shaky_diff[ windows[ w->window() ]]; effects->paintWindow( w, mask, region, data ); } void ShakyMoveEffect::windowUserMovedResized( Toplevel* c, bool first, bool last ) { if( first ) { if( windows.isEmpty()) timer.start( 50 ); windows[ c ] = 0; } else if( last ) { windows.remove( c ); // just damage whole screen, transformation is involved c->workspace()->addDamageFull(); if( windows.isEmpty()) timer.stop(); } } void ShakyMoveEffect::windowDeleted( Toplevel* c ) { windows.remove( c ); if( windows.isEmpty()) timer.stop(); } // TODO use time provided with prePaintWindow() instead void ShakyMoveEffect::tick() { for( QMap< const Toplevel*, int >::Iterator it = windows.begin(); it != windows.end(); ++it ) { if( *it == SHAKY_MAX - 1 ) *it = 0; else ++(*it); // just damage whole screen, transformation is involved it.key()->workspace()->addDamageFull(); } } } // namespace #include "shakymove.moc"