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+/******************************************************************************
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+ * Spine Runtimes License Agreement
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+ * Last updated May 1, 2019. Replaces all prior versions.
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+ *
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+ * Copyright (c) 2013-2019, Esoteric Software LLC
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+ *
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+ * Integration of the Spine Runtimes into software or otherwise creating
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+ * derivative works of the Spine Runtimes is permitted under the terms and
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+ * conditions of Section 2 of the Spine Editor License Agreement:
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+ * http://esotericsoftware.com/spine-editor-license
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+ *
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+ * Otherwise, it is permitted to integrate the Spine Runtimes into software
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+ * or otherwise create derivative works of the Spine Runtimes (collectively,
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+ * "Products"), provided that each user of the Products must obtain their own
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+ * Spine Editor license and redistribution of the Products in any form must
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+ * include this license and copyright notice.
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+ *
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+ * THIS SOFTWARE IS PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY EXPRESS
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+ * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
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+ * NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY DIRECT, INDIRECT,
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+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, BUSINESS
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+ * INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND ON ANY
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+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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+ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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+ *****************************************************************************/
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+
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+using UnityEditor;
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+using Spine.Unity.Playables;
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+using UnityEngine.Timeline;
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+
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+namespace Spine.Unity.Editor {
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+
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+ [CustomEditor(typeof(SpineAnimationStateClip))]
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+ [CanEditMultipleObjects]
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+ public class SpineAnimationStateClipInspector : UnityEditor.Editor {
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+
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+ protected SerializedProperty templateProp = null;
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+
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+ protected class ClipInfo {
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+ public TimelineClip timelineClip;
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+ public float previousBlendInDuration = -1.0f;
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+ public float unblendedMixDuration = 0.2f;
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+ }
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+
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+ protected ClipInfo[] clipInfo = null;
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+
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+ public void OnEnable () {
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+ templateProp = serializedObject.FindProperty("template");
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+ System.Array.Resize(ref clipInfo, targets.Length);
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+ for (int i = 0; i < targets.Length; ++i) {
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+ var clip = (SpineAnimationStateClip)targets[i];
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+ clipInfo[i] = new ClipInfo();
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+ clipInfo[i].timelineClip = FindTimelineClip(clip);
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+ }
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+ }
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+
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+ public override void OnInspectorGUI () {
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+ serializedObject.Update();
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+ EditorGUILayout.PropertyField(templateProp);
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+
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+ for (int i = 0; i < targets.Length; ++i) {
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+ var targetClip = (SpineAnimationStateClip)targets[i];
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+ if (targetClip.template.useBlendDuration)
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+ AdjustMixDuration(targetClip, clipInfo[i]);
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+ }
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+
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+ serializedObject.ApplyModifiedProperties();
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+ }
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+
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+ protected void AdjustMixDuration(SpineAnimationStateClip targetClip, ClipInfo timelineClipInfo) {
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+
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+ if (timelineClipInfo == null)
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+ return;
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+
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+ var timelineClip = timelineClipInfo.timelineClip;
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+ if (timelineClip == null)
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+ return;
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+
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+ float blendInDur = (float)timelineClip.blendInDuration;
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+ bool isBlendingNow = blendInDur > 0;
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+ bool wasBlendingBefore = timelineClipInfo.previousBlendInDuration > 0;
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+
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+ if (isBlendingNow) {
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+ if (!wasBlendingBefore) {
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+ timelineClipInfo.unblendedMixDuration = targetClip.template.mixDuration;
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+ }
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+ targetClip.template.mixDuration = blendInDur;
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+ EditorUtility.SetDirty(targetClip);
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+ }
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+ else if (wasBlendingBefore) {
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+ targetClip.template.mixDuration = timelineClipInfo.unblendedMixDuration;
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+ EditorUtility.SetDirty(targetClip);
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+ }
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+ timelineClipInfo.previousBlendInDuration = blendInDur;
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+ }
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+
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+ protected TimelineClip FindTimelineClip(SpineAnimationStateClip targetClip) {
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+ string[] guids = AssetDatabase.FindAssets("t:TimelineAsset");
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+ foreach (string guid in guids) {
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+ TimelineAsset timeline = (TimelineAsset)AssetDatabase.LoadAssetAtPath(AssetDatabase.GUIDToAssetPath(guid), typeof(TimelineAsset));
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+ foreach (var track in timeline.GetOutputTracks()) {
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+ foreach (var clip in track.GetClips()) {
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+ if (clip.asset.GetType() == typeof(SpineAnimationStateClip) && object.ReferenceEquals(clip.asset, targetClip)) {
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+ return clip;
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+ }
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+ }
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+ }
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+ }
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+ return null;
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+ }
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+
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+ }
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+}
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Harald Csaszar