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/*
* The Mana World
* Copyright (C) 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* This program 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
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "simpleanimation.h"
#include "graphics.h"
#include "log.h"
#include "resources/image.h"
#include "resources/resourcemanager.h"
#include "resources/imageset.h"
SimpleAnimation::SimpleAnimation(xmlNodePtr animationNode):
mAnimationTime(0),
mAnimationPhase(0)
{
mAnimation = new Animation();
ImageSet *imageset = ResourceManager::getInstance()->getImageSet(
XML::getProperty(animationNode, "imageset", ""),
XML::getProperty(animationNode, "width", 0),
XML::getProperty(animationNode, "height", 0)
);
// Get animation frames
for ( xmlNodePtr frameNode = animationNode->xmlChildrenNode;
frameNode != NULL;
frameNode = frameNode->next)
{
int delay = XML::getProperty(frameNode, "delay", 0);
int offsetX = XML::getProperty(frameNode, "offsetX", 0);
int offsetY = XML::getProperty(frameNode, "offsetY", 0);
offsetY -= imageset->getHeight() - 32;
offsetX -= imageset->getWidth() / 2 - 16;
if (xmlStrEqual(frameNode->name, BAD_CAST "frame"))
{
int index = XML::getProperty(frameNode, "index", -1);
if (index < 0)
{
logger->log("No valid value for 'index'");
continue;
}
Image *img = imageset->get(index);
if (!img)
{
logger->log("No image at index %d", index);
continue;
}
mAnimation->addFrame(img, delay, offsetX, offsetY);
}
else if (xmlStrEqual(frameNode->name, BAD_CAST "sequence"))
{
int start = XML::getProperty(frameNode, "start", -1);
int end = XML::getProperty(frameNode, "end", -1);
if (start < 0 || end < 0)
{
logger->log("No valid value for 'start' or 'end'");
continue;
}
while (end >= start)
{
Image *img = imageset->get(start);
if (!img)
{
logger->log("No image at index %d", start);
continue;
}
mAnimation->addFrame(img, delay, offsetX, offsetY);
start++;
}
}
else if (xmlStrEqual(frameNode->name, BAD_CAST "end"))
{
mAnimation->addTerminator();
}
}
mCurrentFrame = mAnimation->getFrame(0);
}
void SimpleAnimation::update(unsigned int timePassed)
{
mAnimationTime += timePassed;
while (mAnimationTime > mCurrentFrame->delay)
{
mAnimationTime -= mCurrentFrame->delay;
mAnimationPhase++;
if (mAnimationPhase >= mAnimation->getLength())
{
mAnimationPhase = 0;
}
mCurrentFrame = mAnimation->getFrame(mAnimationPhase);
}
}
Image *SimpleAnimation::getCurrentImage() const
{
return mCurrentFrame->image;
}
SimpleAnimation::~SimpleAnimation()
{
delete mAnimation;
}
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