kwin/effects/kscreen/kscreen.h

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2013 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_KSCREEN_H
#define KWIN_KSCREEN_H
#include <kwineffects.h>
namespace KWin
{
class KscreenEffect : public Effect
{
Q_OBJECT
public:
KscreenEffect();
virtual ~KscreenEffect();
virtual void prePaintScreen(ScreenPrePaintData &data, int time);
virtual void postPaintScreen();
virtual void prePaintWindow(EffectWindow *w, WindowPrePaintData &data, int time);
virtual void paintWindow(EffectWindow *w, int mask, QRegion region, WindowPaintData &data);
void reconfigure(ReconfigureFlags flags);
virtual bool isActive() const;
int requestedEffectChainPosition() const override {
return 99;
}
private Q_SLOTS:
void propertyNotify(KWin::EffectWindow *window, long atom);
private:
void switchState();
enum FadeOutState {
StateNormal,
StateFadingOut,
StateFadedOut,
StateFadingIn
};
TimeLine m_timeLine;
FadeOutState m_state;
xcb_atom_t m_atom;
};
} // namespace KWin
#endif // KWIN_KSCREEN_H