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/*
* The Mana Client
* Copyright (C) 2004-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
*
* This file is part of The Mana Client.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "simpleanimation.h"
#include "game.h"
#include "graphics.h"
#include "log.h"
#include "resources/animation.h"
#include "resources/dye.h"
#include "resources/image.h"
#include "resources/imageset.h"
#include "resources/resourcemanager.h"
SimpleAnimation::SimpleAnimation(Animation *animation):
mAnimation(animation),
mAnimationTime(0),
mAnimationPhase(0),
mCurrentFrame(mAnimation->getFrame(0)),
mInitialized(true)
{
}
SimpleAnimation::SimpleAnimation(xmlNodePtr animationNode,
const std::string& dyePalettes):
mAnimation(new Animation),
mAnimationTime(0),
mAnimationPhase(0),
mInitialized(false)
{
initializeAnimation(animationNode, dyePalettes);
mCurrentFrame = mAnimation->getFrame(0);
}
SimpleAnimation::~SimpleAnimation()
{
if (mAnimation)
delete mAnimation;
}
bool SimpleAnimation::draw(Graphics *graphics, int posX, int posY) const
{
if (!mCurrentFrame || !mCurrentFrame->image)
return false;
return graphics->drawImage(mCurrentFrame->image,
posX + mCurrentFrame->offsetX,
posY + mCurrentFrame->offsetY);
}
void SimpleAnimation::reset()
{
mAnimationTime = 0;
mAnimationPhase = 0;
}
void SimpleAnimation::setFrame(int frame)
{
if (frame < 0)
frame = 0;
if (frame >= mAnimation->getLength())
frame = mAnimation->getLength() - 1;
mAnimationPhase = frame;
mCurrentFrame = mAnimation->getFrame(mAnimationPhase);
}
void SimpleAnimation::update(int timePassed)
{
if (mInitialized)
{
mAnimationTime += timePassed;
while (mAnimationTime > mCurrentFrame->delay && mCurrentFrame->delay > 0)
{
mAnimationTime -= mCurrentFrame->delay;
mAnimationPhase++;
if (mAnimationPhase >= mAnimation->getLength())
mAnimationPhase = 0;
mCurrentFrame = mAnimation->getFrame(mAnimationPhase);
}
}
}
int SimpleAnimation::getLength() const
{
if (mAnimation)
return mAnimation->getLength();
else
return 0;
}
Image *SimpleAnimation::getCurrentImage() const
{
if (mCurrentFrame)
return mCurrentFrame->image;
else
return NULL;
}
void SimpleAnimation::initializeAnimation(xmlNodePtr animationNode,
const std::string& dyePalettes)
{
mInitialized = false;
if (!animationNode)
return;
std::string imagePath = XML::getProperty(animationNode,
"imageset", "");
// Instanciate the dye coloration.
if (!imagePath.empty() && !dyePalettes.empty())
Dye::instantiate(imagePath, dyePalettes);
ImageSet *imageset = ResourceManager::getInstance()->getImageSet(
XML::getProperty(animationNode, "imageset", ""),
XML::getProperty(animationNode, "width", 0),
XML::getProperty(animationNode, "height", 0)
);
if (!imageset)
return;
// Get animation frames
for (xmlNodePtr frameNode = animationNode->xmlChildrenNode; frameNode;
frameNode = frameNode->next)
{
int delay = XML::getProperty(frameNode, "delay", 0);
int offsetX = XML::getProperty(frameNode, "offsetX", 0);
int offsetY = XML::getProperty(frameNode, "offsetY", 0);
Game *game = Game::instance();
if (game)
{
offsetX -= imageset->getWidth() / 2
- game->getCurrentTileWidth() / 2;
offsetY -= imageset->getHeight() - game->getCurrentTileHeight();
}
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();
}
}
mInitialized = true;
}
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