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
96 lines
3 KiB
C++
96 lines
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) 2006 Lubos Lunak <l.lunak@kde.org>
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Copyright (C) 2010 Sebastian Sauer <sebsauer@kdab.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_ZOOM_H
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#define KWIN_ZOOM_H
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#include <kwineffects.h>
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#include <QtCore/QTime>
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#include <QtCore/QTimeLine>
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namespace KWin
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{
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class GLTexture;
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class XRenderPicture;
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class ZoomEffect
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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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ZoomEffect();
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virtual ~ZoomEffect();
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virtual void reconfigure(ReconfigureFlags flags);
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virtual void prePaintScreen(ScreenPrePaintData& data, int time);
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virtual void paintScreen(int mask, QRegion region, ScreenPaintData& data);
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virtual void postPaintScreen();
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virtual bool isActive() const;
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private slots:
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void zoomIn();
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void zoomOut();
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void actualSize();
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void moveZoomLeft();
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void moveZoomRight();
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void moveZoomUp();
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void moveZoomDown();
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void moveMouseToFocus();
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void moveMouseToCenter();
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void timelineFrameChanged(int frame);
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void focusChanged(int px, int py, int rx, int ry, int rwidth, int rheight);
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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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void showCursor();
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void hideCursor();
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void recreateTexture();
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void moveZoom(int x, int y);
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private:
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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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double zoomFactor;
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enum MouseTrackingType { MouseTrackingProportional = 0, MouseTrackingCentred = 1, MouseTrackingPush = 2, MouseTrackingDisabled = 3 };
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MouseTrackingType mouseTracking;
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bool enableFocusTracking;
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bool followFocus;
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enum MousePointerType { MousePointerScale = 0, MousePointerKeep = 1, MousePointerHide = 2 };
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MousePointerType mousePointer;
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int focusDelay;
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QPoint cursorPoint;
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QPoint focusPoint;
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QPoint prevPoint;
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QTime lastMouseEvent;
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QTime lastFocusEvent;
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GLTexture* texture;
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XRenderPicture* xrenderPicture;
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int imageWidth;
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int imageHeight;
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bool isMouseHidden;
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QTimeLine timeline;
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int xMove, yMove;
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double moveFactor;
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};
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} // namespace
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#endif
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