timeevent.cpp

00001 /***************************************************************************
00002  *   Copyright (C) 2005-2008 by the FIFE team                              *
00003  *   http://www.fifengine.de                                               *
00004  *   This file is part of FIFE.                                            *
00005  *                                                                         *
00006  *   FIFE is free software; you can redistribute it and/or                 *
00007  *   modify it under the terms of the GNU Lesser General Public            *
00008  *   License as published by the Free Software Foundation; either          *
00009  *   version 2.1 of the License, or (at your option) any later version.    *
00010  *                                                                         *
00011  *   This library is distributed in the hope that it will be useful,       *
00012  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
00013  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU     *
00014  *   Lesser General Public License for more details.                       *
00015  *                                                                         *
00016  *   You should have received a copy of the GNU Lesser General Public      *
00017  *   License along with this library; if not, write to the                 *
00018  *   Free Software Foundation, Inc.,                                       *
00019  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
00020  ***************************************************************************/
00021 
00022 // Standard C++ library includes
00023 #include <iostream>
00024 
00025 // 3rd party library includes
00026 #include <SDL.h>
00027 
00028 // FIFE includes
00029 // These includes are split up in two parts, separated by one empty line
00030 // First block: files included from the FIFE root src directory
00031 // Second block: files included from the same folder
00032 #include "timeevent.h"
00033 
00034 namespace FIFE {
00035 
00036     TimeEvent::TimeEvent(int period):
00037         m_period(period),
00038         m_last_updated(SDL_GetTicks()) {
00039     }
00040 
00041     TimeEvent::~TimeEvent() {
00042         return;
00043     }
00044 
00045     void TimeEvent::managerUpdateEvent(unsigned long time) {
00046         int time_delta = static_cast<int>(time - m_last_updated);
00047         if (m_period < 0) {
00048             return;
00049         } else if (m_period == 0 || time_delta >= m_period) {
00050             updateEvent(time);
00051             m_last_updated = time;
00052         }
00053     }
00054 
00055     void TimeEvent::setPeriod(int period) {
00056         m_period = period;
00057     }
00058 
00059     int TimeEvent::getPeriod() {
00060         return m_period;
00061     }
00062 
00063     unsigned long TimeEvent::getLastUpdateTime() {
00064         return m_last_updated;
00065     }
00066 
00067     void TimeEvent::setLastUpdateTime(unsigned long ms) {
00068         m_last_updated = ms;
00069     }
00070 
00071     
00072 } //FIFE