87 lines
2.3 KiB
C++
87 lines
2.3 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) 2007 Rivo Laks <rivolaks@hot.ee>
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Copyright (C) 2007 Christian Nitschkowski <christian.nitschkowski@kdemail.net>
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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_LOOKINGGLASS_H
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#define KWIN_LOOKINGGLASS_H
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#include <kwineffects.h>
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class KActionCollection;
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namespace KWin
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{
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class GLRenderTarget;
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class GLShader;
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class GLTexture;
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class GLVertexBuffer;
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/**
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* Enhanced magnifier
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**/
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class LookingGlassEffect : public Effect
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{
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Q_OBJECT
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Q_PROPERTY(int initialRadius READ initialRadius)
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public:
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LookingGlassEffect();
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virtual ~LookingGlassEffect();
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virtual void reconfigure(ReconfigureFlags);
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virtual void prePaintScreen(ScreenPrePaintData& data, int time);
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virtual void postPaintScreen();
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virtual bool isActive() const;
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static bool supported();
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// for properties
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int initialRadius() const {
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return initialradius;
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}
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public Q_SLOTS:
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void toggle();
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void zoomIn();
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void zoomOut();
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void slotMouseChanged(const QPoint& pos, const QPoint& old,
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Qt::MouseButtons buttons, Qt::MouseButtons oldbuttons,
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Qt::KeyboardModifiers modifiers, Qt::KeyboardModifiers oldmodifiers);
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private:
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bool loadData();
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double zoom;
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double target_zoom;
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bool polling; // Mouse polling
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int radius;
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int initialradius;
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KActionCollection* actionCollection;
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GLTexture *m_texture;
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GLRenderTarget *m_fbo;
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GLVertexBuffer *m_vbo;
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GLShader *m_shader;
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bool m_enabled;
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bool m_valid;
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};
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} // namespace
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#endif
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