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/*
* The ManaPlus Client
* Copyright (C) 2006-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011 The ManaPlus Developers
*
* This file is part of The ManaPlus 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 "imageparticle.h"
#include "graphics.h"
#include "resources/image.h"
#include "debug.h"
std::map<std::string, int> ImageParticle::imageParticleCountByName;
ImageParticle::ImageParticle(Map *map, Image *image):
Particle(map),
mImage(image)
{
if (mImage)
{
mImage->incRef();
std::string name = mImage->getIdPath();
if (ImageParticle::imageParticleCountByName.find(name)
== ImageParticle::imageParticleCountByName.end())
{
ImageParticle::imageParticleCountByName[name] = 1;
}
else
{
ImageParticle::imageParticleCountByName[name] ++;
}
}
}
ImageParticle::~ImageParticle()
{
if (mImage)
{
std::string name = mImage->getIdPath();
if (ImageParticle::imageParticleCountByName[name] > 0)
ImageParticle::imageParticleCountByName[name] --;
mImage->decRef();
mImage = 0;
}
setMap(0);
}
bool ImageParticle::draw(Graphics *graphics, int offsetX, int offsetY) const
{
if (!isAlive() || !mImage)
return false;
int screenX = static_cast<int>(mPos.x) + offsetX - mImage->getWidth() / 2;
int screenY = static_cast<int>(mPos.y) - static_cast<int>(mPos.z)
+ offsetY - mImage->getHeight() / 2;
// Check if on screen
if (screenX + mImage->getWidth() < 0 ||
screenX > graphics->getWidth() ||
screenY + mImage->getHeight() < 0 ||
screenY > graphics->getHeight())
{
return false;
}
float alphafactor = mAlpha;
if (mFadeOut && mLifetimeLeft > -1 && mLifetimeLeft < mFadeOut)
{
alphafactor *= static_cast<float>(mLifetimeLeft)
/ static_cast<float>(mFadeOut);
}
if (mFadeIn && mLifetimePast < mFadeIn)
{
alphafactor *= static_cast<float>(mLifetimePast)
/ static_cast<float>(mFadeIn);
}
mImage->setAlpha(alphafactor);
return graphics->drawImage(mImage, screenX, screenY);
}
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