Claw
1.7.0
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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 */ 00029 #include "claw/tween/tweener_sequence.hpp" 00030 00031 /*----------------------------------------------------------------------------*/ 00036 void claw::tween::tweener_sequence::insert( const tweener& t ) 00037 { 00038 m_tweeners.push_back(t); 00039 } // tweener_sequence::insert() 00040 00041 /*----------------------------------------------------------------------------*/ 00045 void claw::tween::tweener_sequence::clear() 00046 { 00047 m_tweeners.clear(); 00048 } // tweener_sequence::clear() 00049 00050 /*----------------------------------------------------------------------------*/ 00054 claw::tween::tweener_sequence* claw::tween::tweener_sequence::do_clone() const 00055 { 00056 return new tweener_sequence(*this); 00057 } // tweener_sequence::do_clone() 00058 00059 /*----------------------------------------------------------------------------*/ 00063 bool claw::tween::tweener_sequence::do_is_finished() const 00064 { 00065 return m_tweeners.empty(); 00066 } // tweener_sequence::do_is_finished() 00067 00068 /*----------------------------------------------------------------------------*/ 00073 double claw::tween::tweener_sequence::do_update( double dt ) 00074 { 00075 double result(dt); 00076 00077 while ( (result != 0) && !m_tweeners.empty() ) 00078 { 00079 result = m_tweeners.front().update(result); 00080 00081 if ( m_tweeners.front().is_finished() ) 00082 m_tweeners.pop_front(); 00083 } 00084 00085 return result; 00086 } // tweener_sequence::do_update()