Claw
1.7.3
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00001 /* 00002 CLAW - a C++ Library Absolutely Wonderful 00003 00004 CLAW is a free library without any particular aim but being useful to 00005 anyone. 00006 00007 Copyright (C) 2005-2011 Julien Jorge 00008 00009 This library is free software; you can redistribute it and/or 00010 modify it under the terms of the GNU Lesser General Public 00011 License as published by the Free Software Foundation; either 00012 version 2.1 of the License, or (at your option) any later version. 00013 00014 This library is distributed in the hope that it will be useful, 00015 but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 Lesser General Public License for more details. 00018 00019 You should have received a copy of the GNU Lesser General Public 00020 License along with this library; if not, write to the Free Software 00021 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00022 contact: julien.jorge@gamned.org 00023 */ 00030 #ifndef __CLAW_TWEEN_TWEENER_HPP__ 00031 #define __CLAW_TWEEN_TWEENER_HPP__ 00032 00033 #include <algorithm> 00034 #include <boost/function.hpp> 00035 00036 namespace claw 00037 { 00038 namespace tween 00039 { 00040 class base_tweener; 00041 00048 class tweener 00049 { 00050 public: 00055 typedef boost::function<void ()> finish_callback; 00056 00057 public: 00058 tweener(); 00059 tweener( const tweener& that ); 00060 tweener( const base_tweener& that ); 00061 ~tweener(); 00062 00063 tweener& operator=( const tweener& that ); 00064 00065 void swap( tweener& that ) throw(); 00066 00067 bool is_finished() const; 00068 double update( double dt ); 00069 00070 void on_finished( finish_callback f ); 00071 00072 private: 00074 base_tweener* m_impl; 00075 00076 }; // class tweener 00077 00078 } // namespace tween 00079 } // namespace claw 00080 00081 namespace std 00082 { 00083 template<> 00084 void swap( claw::tween::tweener& a, claw::tween::tweener& b ); 00085 } // namespace std 00086 00087 #endif // __CLAW_TWEEN_TWEENER_HPP__