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Animation.h

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00001 /* ScummVM - Graphic Adventure Engine
00002  *
00003  * ScummVM is the legal property of its developers, whose names
00004  * are too numerous to list here. Please refer to the COPYRIGHT
00005  * file distributed with this source distribution.
00006  *
00007  * This program is free software; you can redistribute it and/or
00008  * modify it under the terms of the GNU General Public License
00009  * as published by the Free Software Foundation; either version 2
00010  * of the License, or (at your option) any later version.
00011  *
00012  * This program is distributed in the hope that it will be useful,
00013  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00015  * GNU General Public License for more details.
00016  *
00017  * You should have received a copy of the GNU General Public License
00018  * along with this program; if not, write to the Free Software
00019  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
00020  *
00021  */
00022 
00023 // Based on code by omergilad.
00024 
00025 #ifndef GUI_ANIMATION_ANIMATION_H
00026 #define GUI_ANIMATION_ANIMATION_H
00027 
00028 #include "gui/animation/Interpolator.h"
00029 
00030 namespace GUI {
00031 
00032 class Drawable;
00033 
00034 class Animation {
00035 public:
00036     Animation();
00037     virtual ~Animation() = 0;
00038 
00039     virtual void update(Drawable *drawable, long currentTime);
00040 
00044     virtual void start(long currentTime);
00045 
00049     virtual void setDuration(long duration);
00050 
00051     virtual bool isFinished() const;
00052 
00053     bool isFinishOnEnd() const;
00054 
00055     void setFinishOnEnd(bool finishOnEnd);
00056 
00057     InterpolatorPtr getInterpolator() const;
00058     void setInterpolator(InterpolatorPtr interpolator);
00059 
00060 protected:
00061     void finishAnimation();
00062 
00063     virtual void updateInternal(Drawable *drawable, float interpolation);
00064 
00065     long _startTime;
00066     long _duration;
00067     bool _finished;
00068     bool _finishOnEnd;
00069     InterpolatorPtr _interpolator;
00070 };
00071 
00072 typedef Common::SharedPtr<Animation> AnimationPtr;
00073 
00074 } // End of namespace GUI
00075 
00076 #endif /* GUI_ANIMATION_ANIMATION_H */


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