Merged particle engine into main eAthena branch.

1 files changed, 67 insertions, 0 deletions

diff --git a/src/imageparticle.cpp b/src/imageparticle.cpp
new file mode 100644
index 00000000..86e7e50f
--- /dev/null
+++ b/src/imageparticle.cpp
@@ -0,0 +1,67 @@
+/*
+ *  The Mana World
+ *  Copyright 2006 The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  The Mana World 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.
+ *
+ *  The Mana World 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 The Mana World; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#include "imageparticle.h"
+
+#include "graphics.h"
+
+#include "resources/image.h"
+
+ImageParticle::ImageParticle(Map *map, Image *image):
+    Particle(map),
+    mImage(image)
+{
+}
+
+void ImageParticle::draw(Graphics *graphics, int offsetX, int offsetY) const
+{
+    if (!mAlive)
+        return;
+
+    int screenX = (int)mPosX + offsetX - mImage->getWidth()/2;
+    int screenY = (int)mPosY - int(mPosZ) + offsetY - mImage->getHeight()/2;
+
+    // check if on screen
+    if  (screenX + mImage->getWidth() < 0 ||
+            screenX > graphics->getWidth() ||
+            screenY + mImage->getHeight() < 0 ||
+            screenY > graphics->getHeight())
+        return;
+
+    float alphafactor = 1.0f;
+
+    if (mLifetimeLeft > -1 && mLifetimeLeft < mFadeOut)
+        alphafactor *= ((float)mLifetimeLeft / (float)mFadeOut);
+
+    if (mLifetimePast < mFadeIn)
+        alphafactor *= ((float)mLifetimePast / (float)mFadeIn);
+
+    if (alphafactor < 1.0f) {
+        graphics->drawImageTransparent(mImage,
+                screenX,
+                screenY,
+                alphafactor
+                );
+    } else {
+        graphics->drawImage(mImage, screenX, screenY);
+    }
+}