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authorAndrei Karas <akaras@inbox.ru>2011-01-02 01:48:38 +0200
committerAndrei Karas <akaras@inbox.ru>2011-01-02 02:41:24 +0200
commit3eeae12c498d1a4dbe969462d2ba841f77ee3ccb (patch)
treeff8eab35e732bc0749fc11677c8873a7b3a58704 /src/imageparticle.cpp
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Initial commit.
This code based on mana client http://www.gitorious.org/mana/mana and my private repository.
Diffstat (limited to 'src/imageparticle.cpp')
-rw-r--r--src/imageparticle.cpp91
1 files changed, 91 insertions, 0 deletions
diff --git a/src/imageparticle.cpp b/src/imageparticle.cpp
new file mode 100644
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+++ b/src/imageparticle.cpp
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+/*
+ * The Mana Client
+ * Copyright (C) 2006-2009 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 "imageparticle.h"
+
+#include "graphics.h"
+
+#include "resources/image.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();
+ }
+}
+
+bool ImageParticle::draw(Graphics *graphics, int offsetX, int offsetY) const
+{
+ if (!isAlive() || !mImage)
+ return false;
+
+ int screenX = (int) mPos.x + offsetX - mImage->getWidth() / 2;
+ int screenY = (int) mPos.y - (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 *= (float) mLifetimeLeft / (float) mFadeOut;
+
+ if (mFadeIn && mLifetimePast < mFadeIn)
+ alphafactor *= (float) mLifetimePast / (float) mFadeIn;
+
+ mImage->setAlpha(alphafactor);
+ return graphics->drawImage(mImage, screenX, screenY);
+}