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/***************************************************************************
* Copyright (C) 2005-2013 by the FIFE team *
* http://www.fifengine.net *
* This file is part of FIFE. *
* *
* FIFE is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* This library 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 *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, 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_action_frame(-1),
m_animation_endtime(-1),
m_direction(0) {
}
Animation::~Animation() {
// note: we don't need to free the images, as they are handled via
// smart references.
}
void Animation::addFrame(ImagePtr image, uint32_t duration) {
FrameInfo info;
info.index = m_frames.size();
info.duration = duration;
info.image = image;
m_frames.push_back(info);
std::map<uint32_t, FrameInfo>::const_iterator i(m_framemap.end());
if (i == m_framemap.begin()) {
m_framemap[0] = info;
m_animation_endtime = duration;
} else {
--i;
uint32_t frametime = i->first + i->second.duration;
m_framemap[frametime] = info;
m_animation_endtime = frametime + duration;
}
}
int32_t Animation::getFrameIndex(uint32_t timestamp) {
int32_t val = -1;
if ((static_cast<int32_t>(timestamp) <= m_animation_endtime) && (m_animation_endtime > 0)) {
std::map<uint32_t, FrameInfo>::const_iterator i(m_framemap.upper_bound(timestamp));
--i;
val = i->second.index;
}
return val;
}
bool Animation::isValidIndex(int32_t index) const{
int32_t size = m_frames.size();
return size > 0 && index >= 0 && index < size;
}
ImagePtr Animation::getFrame(int32_t index) {
if (isValidIndex(index)) {
ImagePtr image = m_frames[index].image;
if(image->getState() == IResource::RES_NOT_LOADED) {
image->load();
}
return image;
} else {
return ImagePtr(); //return an invalid image .
}
}
ImagePtr Animation::getFrameByTimestamp(uint32_t timestamp) {
ImagePtr val;
if ((static_cast<int32_t>(timestamp) <= m_animation_endtime) && (m_animation_endtime > 0)) {
std::map<uint32_t, FrameInfo>::const_iterator i(m_framemap.upper_bound(timestamp));
--i;
val = i->second.image;
}
if(val && val->getState() == IResource::RES_NOT_LOADED) {
val->load();
}
return val;
}
int32_t Animation::getFrameDuration(int32_t index) const{
if (isValidIndex(index)) {
return m_frames[index].duration;
} else {
return -1;
}
}
uint32_t Animation::getFrameCount() const {
return m_frames.size();
}
void Animation::setDirection(uint32_t direction) {
m_direction %= 360;
}
}
/* vim: set noexpandtab: set shiftwidth=2: set tabstop=2: */
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