workspace/kwin/effects/explosioneffect.h

   1 /********************************************************************
   2  KWin - the KDE window manager
   3  This file is part of the KDE project.
   4
   5 Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
   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_EXPLOSIONEFFECT_H
  22 #define KWIN_EXPLOSIONEFFECT_H
  23
  24 // Include with base class for effects.
  25 #include <kwineffects.h>
  26
  27 #include <QMap>
  28
  29 namespace KWin
  30 {
  31
  32 class GLShader;
  33 class GLTexture;
  34
  35 /**
  36  * Makes windows explode into small pieces when they're closed
  37  **/
  38 class ExplosionEffect
  39     : public Effect
  40     {
  41     public:
  42         ExplosionEffect();
  43         ~ExplosionEffect();
  44
  45         virtual void prePaintScreen( ScreenPrePaintData& data, int time );
  46         virtual void prePaintWindow( EffectWindow* w, WindowPrePaintData& data, int time );
  47         virtual void paintWindow( EffectWindow* w, int mask, QRegion region, WindowPaintData& data );
  48         virtual void postPaintScreen();
  49
  50         virtual void windowClosed( EffectWindow* c );
  51         virtual void windowDeleted( EffectWindow* c );
  52
  53         static bool supported();
  54
  55
  56     protected:
  57         bool loadData();
  58
  59     private:
  60         GLShader* mShader;
  61         GLTexture* mStartOffsetTex;
  62         GLTexture* mEndOffsetTex;
  63         QMap< const EffectWindow*, double > mWindows;
  64         int mActiveAnimations;
  65         bool mValid;
  66         bool mInited;
  67     };
  68
  69 } // namespace
  70
  71 #endif