--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/engine/core/video/animation.cpp	Sun Jun 29 18:44:17 2008 +0000
@@ -0,0 +1,124 @@
+/***************************************************************************
+ *   Copyright (C) 2005-2008 by the FIFE team                              *
+ *   http://www.fifengine.de                                               *
+ *   This file is part of FIFE.                                            *
+ *                                                                         *
+ *   FIFE is free software; you can redistribute it and/or modify          *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ *   This program is distributed in the hope that it will be useful,       *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA              *
+ ***************************************************************************/
+
+// Standard C++ library includes
+#include <string>
+
+// 3rd party library includes
+#include <boost/lexical_cast.hpp>
+
+// FIFE includes
+// These includes are split up in two parts, separated by one empty line
+// First block: files included from the FIFE root src directory
+// Second block: files included from the same folder
+#include "util/base/exception.h"
+#include "util/time/timemanager.h"
+
+#include "animation.h"
+#include "image.h"
+#include "util/structures/rect.h"
+
+namespace FIFE {
+
+	Animation::Animation(): 
+		m_location(""),
+		m_action_frame(-1),
+		m_animation_endtime(-1),
+		m_direction(0) {
+		}
+	
+	Animation::~Animation() {
+		std::vector<FrameInfo>::const_iterator i(m_frames.begin());
+		while (i != m_frames.end()) {
+			i->img->decRef();
+			i++;
+		}
+	}
+	
+	void Animation::addFrame(Image* image, unsigned int duration) {
+		image->addRef();
+
+		FrameInfo info;
+		info.index = m_frames.size();
+		info.duration = duration;
+		info.img = image;
+		m_frames.push_back(info);
+
+		std::map<unsigned int, FrameInfo>::const_iterator i(m_framemap.end());
+		if (i == m_framemap.begin()) {
+			m_framemap[0] = info;
+			m_animation_endtime = duration;
+		} else {
+			--i;
+			unsigned int frametime = i->first + i->second.duration;
+			m_framemap[frametime] = info;
+			m_animation_endtime = frametime + duration;
+		}
+		
+	}
+
+	int Animation::getFrameIndex(unsigned int timestamp) {
+		int val = -1;
+		if ((static_cast<int>(timestamp) <= m_animation_endtime) && (m_animation_endtime > 0)) {
+			std::map<unsigned int, FrameInfo>::const_iterator i(m_framemap.upper_bound(timestamp));
+			--i;
+			val = i->second.index;
+		}
+		return val;
+	}
+
+	bool Animation::isValidIndex(int index) {
+		int size = m_frames.size();
+		if ((size == 0) || (index > (size - 1)) || (index < 0)) {
+			return false;
+		}
+		return true;
+	}
+
+	Image* Animation::getFrame(int index) {
+		if (isValidIndex(index)) {
+			return m_frames[index].img;
+		} else {
+			return NULL;
+		}
+	}
+
+	Image* Animation::getFrameByTimestamp(unsigned int timestamp) {
+		return getFrame(getFrameIndex(timestamp));
+	}
+
+	int Animation::getFrameDuration(int index) {
+		if (isValidIndex(index)) {
+			return m_frames[index].duration;
+		} else {
+			return -1;
+		}
+	}
+
+	unsigned int Animation::getNumFrames() const {
+		return m_frames.size();
+	}
+
+	void Animation::setDirection(unsigned int direction) {
+		m_direction = direction % 360;
+	}
+}
+/* vim: set noexpandtab: set shiftwidth=2: set tabstop=2: */