modules/gui/skins2/src/anim_bitmap.hpp

   1 /*****************************************************************************
   2  * anim_bitmap.hpp
   3  *****************************************************************************
   4  * Copyright (C) 2005 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Cyril Deguet     <asmax@via.ecp.fr>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, write to the Free Software Foundation, Inc.,
  21  * 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifndef ANIM_BITMAP_HPP
  25 #define ANIM_BITMAP_HPP
  26
  27 #include "../commands/cmd_generic.hpp"
  28 #include "../utils/observer.hpp"
  29 #include "../utils/position.hpp"
  30
  31 class GenericBitmap;
  32 class OSGraphics;
  33 class OSTimer;
  34
  35
  36 /// Animated bitmap
  37 class AnimBitmap: public SkinObject, public Box,
  38                   public Subject<AnimBitmap>
  39 {
  40 public:
  41     AnimBitmap( intf_thread_t *pIntf, const GenericBitmap &rBitmap );
  42
  43     virtual ~AnimBitmap();
  44
  45     /// Start the animation
  46     void startAnim();
  47
  48     /// Stop the animation
  49     void stopAnim();
  50
  51     /// Draw the current frame on another graphics
  52     void draw( OSGraphics &rImage, int xDest, int yDest );
  53
  54     /// Tell whether the pixel at the given position is visible
  55     bool hit( int x, int y ) const;
  56
  57     /// Get the size of the current frame
  58     virtual int getWidth() const;
  59     virtual int getHeight() const;
  60
  61 private:
  62     /// Bitmap stored
  63     const GenericBitmap &m_rBitmap;
  64     /// Graphics to store the bitmap
  65     OSGraphics *m_pImage;
  66     /// Number of frames
  67     int m_nbFrames;
  68     /// Frame rate
  69     int m_frameRate;
  70     /// Number of Loops
  71     int m_nbLoops;
  72     /// Curent frame
  73     int m_curFrame;
  74     /// Current loop
  75     int m_curLoop;
  76      /// Timer for the animation
  77     OSTimer *m_pTimer;
  78
  79     /// Callback for the timer
  80     DEFINE_CALLBACK( AnimBitmap, NextFrame );
  81 };
  82
  83
  84 #endif
  85