00001 /* 00002 00003 Copyright (C) University of Oxford, 2005-2009 00004 00005 University of Oxford means the Chancellor, Masters and Scholars of the 00006 University of Oxford, having an administrative office at Wellington 00007 Square, Oxford OX1 2JD, UK. 00008 00009 This file is part of Chaste. 00010 00011 Chaste is free software: you can redistribute it and/or modify it 00012 under the terms of the GNU Lesser General Public License as published 00013 by the Free Software Foundation, either version 2.1 of the License, or 00014 (at your option) any later version. 00015 00016 Chaste is distributed in the hope that it will be useful, but WITHOUT 00017 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 00018 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 00019 License for more details. The offer of Chaste under the terms of the 00020 License is subject to the License being interpreted in accordance with 00021 English Law and subject to any action against the University of Oxford 00022 being under the jurisdiction of the English Courts. 00023 00024 You should have received a copy of the GNU Lesser General Public License 00025 along with Chaste. If not, see <http://www.gnu.org/licenses/>. 00026 00027 */ 00028 00029 00030 #ifndef TIMESTEPPER_HPP_ 00031 #define TIMESTEPPER_HPP_ 00032 00033 class TimeStepper 00034 { 00035 public: 00044 TimeStepper(double startTime, double endTime, double dt); 00045 00046 void AdvanceOneTimeStep(); 00047 00051 double GetTime() const; 00052 00056 double GetNextTime() const; 00057 00062 double GetNextTimeStep() const; 00063 00067 bool IsTimeAtEnd() const; 00068 00073 unsigned EstimateTimeSteps() const; 00074 00078 unsigned GetTimeStepsElapsed() const; 00079 00080 private: 00081 double mStart; 00082 double mEnd; 00083 double mDt; 00084 unsigned mTimeStep; 00085 double mTime; 00086 double mNextTime; 00087 00088 double CalculateNextTime() const; 00089 }; 00090 00091 #endif /*TIMESTEPPER_HPP_*/