workspace/kwin/effects/coverswitch.h

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5  Copyright (C) 2008 Martin Gräßlin <ubuntu@martin-graesslin.com>
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 *********************************************************************/
  20
  21 #ifndef KWIN_COVERSWITCH_H
  22 #define KWIN_COVERSWITCH_H
  23
  24 #include <QHash>
  25 #include <QPixmap>
  26 #include <QRect>
  27 #include <QRegion>
  28 #include <QSize>
  29 #include <QQueue>
  30
  31 #include <kwineffects.h>
  32 #include <kwinglutils.h>
  33
  34 namespace KWin
  35 {
  36
  37 class CoverSwitchEffect
  38     : public Effect
  39     {
  40     public:
  41         CoverSwitchEffect();
  42         ~CoverSwitchEffect();
  43
  44         virtual void reconfigure( ReconfigureFlags );
  45         virtual void prePaintScreen( ScreenPrePaintData& data, int time );
  46         virtual void paintScreen( int mask, QRegion region, ScreenPaintData& data );
  47         virtual void postPaintScreen();
  48         virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
  49         virtual void tabBoxAdded( int mode );
  50         virtual void tabBoxClosed();
  51         virtual void tabBoxUpdated();
  52         virtual void windowInputMouseEvent( Window w, QEvent* e );
  53
  54         static bool supported();
  55     private:
  56         void paintScene( EffectWindow* frontWindow, QList< EffectWindow* >* leftWindows, QList< EffectWindow* >* rightWindows,
  57         bool reflectedWindows = false );
  58         void paintWindowCover( EffectWindow* w, bool reflectedWindow, WindowPaintData& data );
  59         void paintFrontWindow( EffectWindow* frontWindow, int width, int leftWindows, int rightWindows, bool reflectedWindow  );
  60         void paintWindows( QList< EffectWindow* >* windows, bool left, bool reflectedWindows, EffectWindow* additionalWindow = NULL );
  61         // thumbnail bar
  62         class ItemInfo;
  63         void calculateFrameSize();
  64         void calculateItemSizes();
  65         void paintFrame();
  66         void paintHighlight( QRect area );
  67         void paintWindowThumbnail( EffectWindow* w );
  68         void paintWindowIcon( EffectWindow* w );
  69
  70         bool mActivated;
  71         float angle;
  72         bool animateSwitch;
  73         bool animateStart;
  74         bool animateStop;
  75         bool animation;
  76         bool start;
  77         bool stop;
  78         bool reflection;
  79         int animationDuration;
  80         bool stopRequested;
  81         bool startRequested;
  82         TimeLine timeLine;
  83         QRect area;
  84         Window input;
  85         float zPosition;
  86         float scaleFactor;
  87         enum Direction
  88             {
  89             Left,
  90             Right
  91             };
  92         Direction direction;
  93         QQueue<Direction> scheduled_directions;
  94         EffectWindow* selected_window;
  95         int activeScreen;
  96         QList< EffectWindow* > leftWindows;
  97         QList< EffectWindow* > rightWindows;
  98
  99         // thumbnail bar
 100         bool thumbnails;
 101         bool dynamicThumbnails;
 102         int thumbnailWindows;
 103         QHash< EffectWindow*, ItemInfo* > windows;
 104         QRect frame_area;
 105         int frame_margin;
 106         int highlight_margin;
 107         QSize item_max_size; // maximum item display size (including highlight)
 108         QColor color_frame;
 109         QColor color_highlight;
 110         QColor color_text;
 111         EffectWindow* edge_window;
 112         EffectWindow* right_window;
 113         QRect highlight_area;
 114         bool highlight_is_set;
 115
 116     };
 117
 118 class CoverSwitchEffect::ItemInfo
 119     {
 120     public:
 121         QRect area; // maximal painting area, including any frames/highlights/etc.
 122         QRegion clickable;
 123         QRect thumbnail;
 124         QPixmap icon;
 125         GLTexture iconTexture;
 126     };
 127
 128 } // namespace
 129
 130 #endif