fe4329a252
Each effect is able to declare itself as currently being active, that is transforming windows or painting or screen or doing anything during the current rendered frame. This change eliminates the hottest path inside KWin identified by callgrind. REVIEW: 102449
77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
/********************************************************************
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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) 2009 Lucas Murray <lmurray@undefinedfire.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_HIGHLIGHTWINDOW_H
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#define KWIN_HIGHLIGHTWINDOW_H
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#include <kwineffects.h>
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namespace KWin
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{
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class HighlightWindowEffect
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: public Effect
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{
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Q_OBJECT
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public:
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HighlightWindowEffect();
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virtual ~HighlightWindowEffect();
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virtual void prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time);
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virtual void paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data);
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virtual bool isActive() const;
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public Q_SLOTS:
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void slotWindowAdded(EffectWindow* w);
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void slotWindowClosed(EffectWindow *w);
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void slotWindowDeleted(EffectWindow *w);
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void slotPropertyNotify(EffectWindow* w, long atom);
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private:
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void prepareHighlighting();
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void finishHighlighting();
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bool m_finishing;
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double m_fadeDuration;
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QHash<EffectWindow*, double> m_windowOpacity;
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long m_atom;
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QList<EffectWindow*> m_highlightedWindows;
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EffectWindow* m_monitorWindow;
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// Offscreen position cache
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/*QRect m_thumbArea; // Thumbnail area
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QPoint m_arrowTip; // Position of the arrow's tip
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QPoint m_arrowA; // Arrow vertex position at the base (First)
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QPoint m_arrowB; // Arrow vertex position at the base (Second)
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// Helper functions
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inline double aspectRatio( EffectWindow *w )
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{ return w->width() / double( w->height() ); }
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inline int widthForHeight( EffectWindow *w, int height )
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{ return int(( height / double( w->height() )) * w->width() ); }
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inline int heightForWidth( EffectWindow *w, int width )
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{ return int(( width / double( w->width() )) * w->height() ); }*/
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};
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} // namespace
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#endif
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