2 * `Polymer.NeonAnimatableBehavior` is implemented by elements containing animations for use with
3 * elements implementing `Polymer.NeonAnimationRunnerBehavior`.
6 Polymer.NeonAnimatableBehavior = {
11 * Animation configuration. See README for more info.
18 * Convenience property for setting an 'entry' animation. Do not set `animationConfig.entry`
19 * manually if using this. The animated node is set to `this` if using this property.
22 observer: '_entryAnimationChanged',
27 * Convenience property for setting an 'exit' animation. Do not set `animationConfig.exit`
28 * manually if using this. The animated node is set to `this` if using this property.
31 observer: '_exitAnimationChanged',
37 _entryAnimationChanged: function() {
38 this.animationConfig = this.animationConfig || {};
39 if (this.entryAnimation !== 'fade-in-animation') {
40 // insert polyfill hack
41 this.animationConfig['entry'] = [{
42 name: 'opaque-animation',
45 name: this.entryAnimation,
49 this.animationConfig['entry'] = [{
50 name: this.entryAnimation,
56 _exitAnimationChanged: function() {
57 this.animationConfig = this.animationConfig || {};
58 this.animationConfig['exit'] = [{
59 name: this.exitAnimation,
64 _copyProperties: function(config1, config2) {
65 // shallowly copy properties from config2 to config1
66 for (var property in config2) {
67 config1[property] = config2[property];
71 _cloneConfig: function(config) {
75 this._copyProperties(clone, config);
79 _getAnimationConfigRecursive: function(type, map, allConfigs) {
80 if (!this.animationConfig) {
87 thisConfig = this.animationConfig[type];
89 thisConfig = this.animationConfig;
92 if (!Array.isArray(thisConfig)) {
93 thisConfig = [thisConfig];
96 // iterate animations and recurse to process configurations from child nodes
98 for (var config, index = 0; config = thisConfig[index]; index++) {
99 if (config.animatable) {
100 config.animatable._getAnimationConfigRecursive(config.type || type, map, allConfigs);
103 var cachedConfig = map[config.id];
105 // merge configurations with the same id, making a clone lazily
106 if (!cachedConfig.isClone) {
107 map[config.id] = this._cloneConfig(cachedConfig)
108 cachedConfig = map[config.id];
110 this._copyProperties(cachedConfig, config);
112 // put any configs with an id into a map
113 map[config.id] = config;
116 allConfigs.push(config);
124 * An element implementing `Polymer.NeonAnimationRunnerBehavior` calls this method to configure
125 * an animation with an optional type. Elements implementing `Polymer.NeonAnimatableBehavior`
126 * should define the property `animationConfig`, which is either a configuration object
127 * or a map of animation type to array of configuration objects.
129 getAnimationConfig: function(type) {
132 this._getAnimationConfigRecursive(type, map, allConfigs);
133 // append the configurations saved in the map to the array
134 for (var key in map) {
135 allConfigs.push(map[key]);