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79 lines
2.2 KiB
79 lines
2.2 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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if (windows[ w ] < 1) { |
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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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} else { |
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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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WindowQuadList new_quads; |
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double ylimit = windows[ w ] * w->height(); // parts above this are already away |
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foreach (const WindowQuad & quad, data.quads) { |
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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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