kwin/effects/invert/invert.h
2020-08-07 19:57:56 +00:00

64 lines
1.3 KiB
C++

/*
KWin - the KDE window manager
This file is part of the KDE project.
SPDX-FileCopyrightText: 2007 Rivo Laks <rivolaks@hot.ee>
SPDX-FileCopyrightText: 2008 Lucas Murray <lmurray@undefinedfire.com>
SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef KWIN_INVERT_H
#define KWIN_INVERT_H
#include <kwineffects.h>
namespace KWin
{
class GLShader;
/**
* Inverts desktop's colors
*/
class InvertEffect
: public Effect
{
Q_OBJECT
public:
InvertEffect();
~InvertEffect() override;
void drawWindow(EffectWindow* w, int mask, const QRegion &region, WindowPaintData& data) override;
void paintEffectFrame(KWin::EffectFrame* frame, const QRegion &region, double opacity, double frameOpacity) override;
bool isActive() const override;
bool provides(Feature) override;
int requestedEffectChainPosition() const override;
static bool supported();
public Q_SLOTS:
void toggleScreenInversion();
void toggleWindow();
void slotWindowClosed(KWin::EffectWindow *w);
protected:
bool loadData();
private:
bool m_inited;
bool m_valid;
GLShader* m_shader;
bool m_allWindows;
QList<EffectWindow*> m_windows;
};
inline int InvertEffect::requestedEffectChainPosition() const
{
return 99;
}
} // namespace
#endif