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+/*******************************************************************************
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+ * Copyright (c) 2013, Esoteric Software
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+ * All rights reserved.
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+ *
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+ * Redistribution and use in source and binary forms, with or without
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+ * modification, are permitted provided that the following conditions are met:
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+ *
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+ * 1. Redistributions of source code must retain the above copyright notice, this
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+ * list of conditions and the following disclaimer.
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+ * 2. Redistributions in binary form must reproduce the above copyright notice,
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+ * this list of conditions and the following disclaimer in the documentation
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+ * and/or other materials provided with the distribution.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ ******************************************************************************/
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+
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+package com.esotericsoftware.spine;
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+
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+import com.badlogic.gdx.utils.ObjectMap;
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+
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+/** Stores mixing times between animations. */
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+public class AnimationStateData {
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+ final ObjectMap<Key, Float> animationToMixTime = new ObjectMap();
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+ final Key tempKey = new Key();
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+
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+ /** Set the mixing duration between two animations. */
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+ public void setMixing (Animation from, Animation to, float duration) {
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+ if (from == null) throw new IllegalArgumentException("from cannot be null.");
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+ if (to == null) throw new IllegalArgumentException("to cannot be null.");
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+ Key key = new Key();
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+ key.a1 = from;
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+ key.a2 = to;
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+ animationToMixTime.put(key, duration);
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+ }
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+
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+ public float getMixing (Animation from, Animation to) {
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+ tempKey.a1 = from;
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+ tempKey.a2 = to;
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+ Float time = animationToMixTime.get(tempKey);
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+ if (time == null) return 0;
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+ return time;
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+ }
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+
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+ static class Key {
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+ Animation a1, a2;
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+
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+ public int hashCode () {
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+ return 31 * (31 + a1.hashCode()) + a2.hashCode();
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+ }
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+
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+ public boolean equals (Object obj) {
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+ if (this == obj) return true;
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+ if (obj == null) return false;
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+ Key other = (Key)obj;
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+ if (a1 == null) {
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+ if (other.a1 != null) return false;
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+ } else if (!a1.equals(other.a1)) return false;
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+ if (a2 == null) {
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+ if (other.a2 != null) return false;
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+ } else if (!a2.equals(other.a2)) return false;
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+ return true;
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+ }
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+ }
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+}
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