/* * The ManaPlus Client * Copyright (C) 2006-2009 The Mana World Development Team * Copyright (C) 2009-2010 The Mana Developers * Copyright (C) 2011-2012 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 *const map, Image *const 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 = nullptr; } setMap(nullptr); } bool ImageParticle::draw(Graphics *graphics, int offsetX, int offsetY) const { if (!isAlive() || !mImage) return false; const int screenX = static_cast<int>(mPos.x) + offsetX - mImage->mBounds.w / 2; const int screenY = static_cast<int>(mPos.y) - static_cast<int>(mPos.z) + offsetY - mImage->mBounds.h / 2; // Check if on screen if (screenX + mImage->mBounds.w < 0 || screenX > graphics->mWidth || screenY + mImage->mBounds.h < 0 || screenY > graphics->mHeight) { 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); }