/******************************************************************************
* Spine Runtime Software License - Version 1.1
*
* Copyright (c) 2013, Esoteric Software
* All rights reserved.
*
* Redistribution and use in source and binary forms in whole or in part, with
* or without modification, are permitted provided that the following conditions
* are met:
*
* 1. A Spine Essential, Professional, Enterprise, or Education License must
* be purchased from Esoteric Software and the license must remain valid:
* http://esotericsoftware.com/
* 2. Redistributions of source code must retain this license, which is the
* above copyright notice, this declaration of conditions and the following
* disclaimer.
* 3. Redistributions in binary form must reproduce this license, which is the
* above copyright notice, this declaration of conditions and the following
* disclaimer, in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*****************************************************************************/
package com.esotericsoftware.spine;
import com.badlogic.gdx.utils.ObjectFloatMap;
/** Stores mixing times between animations. */
public class AnimationStateData {
private final SkeletonData skeletonData;
final ObjectFloatMap<Key> animationToMixTime = new ObjectFloatMap();
final Key tempKey = new Key();
float defaultMix;
public AnimationStateData (SkeletonData skeletonData) {
this.skeletonData = skeletonData;
}
public SkeletonData getSkeletonData () {
return skeletonData;
}
public void setMix (String fromName, String toName, float duration) {
Animation from = skeletonData.findAnimation(fromName);
if (from == null) throw new IllegalArgumentException("Animation not found: " + fromName);
Animation to = skeletonData.findAnimation(toName);
if (to == null) throw new IllegalArgumentException("Animation not found: " + toName);
setMix(from, to, duration);
}
public void setMix (Animation from, Animation to, float duration) {
if (from == null) throw new IllegalArgumentException("from cannot be null.");
if (to == null) throw new IllegalArgumentException("to cannot be null.");
Key key = new Key();
key.a1 = from;
key.a2 = to;
animationToMixTime.put(key, duration);
}
public float getMix (Animation from, Animation to) {
tempKey.a1 = from;
tempKey.a2 = to;
float time = animationToMixTime.get(tempKey, Float.MIN_VALUE);
if (time == Float.MIN_VALUE) return defaultMix;
return time;
}
public float getDefaultMix () {
return defaultMix;
}
public void setDefaultMix (float defaultMix) {
this.defaultMix = defaultMix;
}
static class Key {
Animation a1, a2;
public int hashCode () {
return 31 * (31 + a1.hashCode()) + a2.hashCode();
}
public boolean equals (Object obj) {
if (this == obj) return true;
if (obj == null) return false;
Key other = (Key)obj;
if (a1 == null) {
if (other.a1 != null) return false;
} else if (!a1.equals(other.a1)) return false;
if (a2 == null) {
if (other.a2 != null) return false;
} else if (!a2.equals(other.a2)) return false;
return true;
}
}
}