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85 lines
2.3 KiB
85 lines
2.3 KiB
/***************************************************************** |
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KWin - the KDE window manager |
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This file is part of the KDE project. |
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Copyright (C) 2007 Lubos Lunak <l.lunak@kde.org> |
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You can Freely distribute this program under the GNU General Public |
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License. See the file "COPYING" for the exact licensing terms. |
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******************************************************************/ |
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#include "flame.h" |
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#include <assert.h> |
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#include <kdebug.h> |
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namespace KWin |
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{ |
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KWIN_EFFECT( flame, FlameEffect ) |
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void FlameEffect::prePaintScreen( ScreenPrePaintData& data, int time ) |
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{ |
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if( !windows.isEmpty()) |
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data.mask |= PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS; |
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effects->prePaintScreen(data, time); |
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} |
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void FlameEffect::prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time ) |
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{ |
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if( windows.contains( w )) |
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{ |
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if( windows[ w ] < 1 ) |
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{ |
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windows[ w ] += time / 500.; |
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data.setTransformed(); |
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w->enablePainting( EffectWindow::PAINT_DISABLED_BY_DELETE ); |
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data.quads = data.quads.splitAtY( windows[ w ] * w->height()); |
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} |
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else |
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{ |
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windows.remove( w ); |
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w->unrefWindow(); |
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} |
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} |
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effects->prePaintWindow( w, data, time ); |
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} |
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void FlameEffect::paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data ) |
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{ |
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if( windows.contains( w )) |
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{ |
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WindowQuadList new_quads; |
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float ylimit = windows[ w ] * w->height(); // parts above this are already away |
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foreach( WindowQuad quad, data.quads ) |
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{ |
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if( quad.bottom() <= ylimit ) |
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continue; |
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new_quads.append( quad ); |
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} |
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if( new_quads.isEmpty()) |
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return; // nothing to paint |
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data.quads = new_quads; |
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} |
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effects->paintWindow( w, mask, region, data ); |
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} |
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void FlameEffect::postPaintWindow( EffectWindow* w ) |
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{ |
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if( windows.contains( w )) |
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effects->addRepaint( w->geometry()); // workspace, since the window under it will need painting too |
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effects->postPaintScreen(); |
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} |
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void FlameEffect::windowClosed( EffectWindow* c ) |
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{ |
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windows[ c ] = 0; |
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c->refWindow(); |
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} |
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void FlameEffect::windowDeleted( EffectWindow* c ) |
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{ |
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windows.remove( c ); |
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} |
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} // namespace
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