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| (Empty) |
| 1 | |
| 2 (function() { | |
| 3 | |
| 4 var ANIMATION_GROUPS = { | |
| 5 'par': AnimationGroup, | |
| 6 'seq': AnimationSequence | |
| 7 }; | |
| 8 | |
| 9 Polymer('core-animation-group',{ | |
| 10 | |
| 11 publish: { | |
| 12 /** | |
| 13 * If target is set, any children without a target will be assigned th
e group's | |
| 14 * target when this property is set. | |
| 15 * | |
| 16 * @property target | |
| 17 * @type HTMLElement|Node|Array|Array<HTMLElement|Node> | |
| 18 */ | |
| 19 | |
| 20 /** | |
| 21 * For a `core-animation-group`, a duration of "auto" means the durati
on should | |
| 22 * be the specified duration of its children. If set to anything other
than | |
| 23 * "auto", any children without a set duration will be assigned the gr
oup's duration. | |
| 24 * | |
| 25 * @property duration | |
| 26 * @type number | |
| 27 * @default "auto" | |
| 28 */ | |
| 29 duration: {value: 'auto', reflect: true}, | |
| 30 | |
| 31 /** | |
| 32 * The type of the animation group. 'par' creates a parallel group and
'seq' creates | |
| 33 * a sequential group. | |
| 34 * | |
| 35 * @property type | |
| 36 * @type String | |
| 37 * @default 'par' | |
| 38 */ | |
| 39 type: {value: 'par', reflect: true} | |
| 40 }, | |
| 41 | |
| 42 typeChanged: function() { | |
| 43 this.apply(); | |
| 44 }, | |
| 45 | |
| 46 targetChanged: function() { | |
| 47 // Only propagate target to children animations if it's defined. | |
| 48 if (this.target) { | |
| 49 this.doOnChildren(function(c) { | |
| 50 c.target = this.target; | |
| 51 }.bind(this)); | |
| 52 } | |
| 53 }, | |
| 54 | |
| 55 durationChanged: function() { | |
| 56 if (this.duration && this.duration !== 'auto') { | |
| 57 this.doOnChildren(function(c) { | |
| 58 // Propagate to children that is not a group and has no | |
| 59 // duration specified. | |
| 60 if (!c.type && (!c.duration || c.duration === 'auto')) { | |
| 61 c.duration = this.duration; | |
| 62 } | |
| 63 }.bind(this)); | |
| 64 } | |
| 65 }, | |
| 66 | |
| 67 doOnChildren: function(inFn) { | |
| 68 var children = this.children; | |
| 69 if (!children.length) { | |
| 70 children = this.shadowRoot ? this.shadowRoot.childNodes : []; | |
| 71 } | |
| 72 Array.prototype.forEach.call(children, function(c) { | |
| 73 // TODO <template> in the way | |
| 74 c.apply && inFn(c); | |
| 75 }, this); | |
| 76 }, | |
| 77 | |
| 78 makeAnimation: function() { | |
| 79 return new ANIMATION_GROUPS[this.type](this.childAnimations, this.timi
ngProps); | |
| 80 }, | |
| 81 | |
| 82 hasTarget: function() { | |
| 83 var ht = this.target !== null; | |
| 84 if (!ht) { | |
| 85 this.doOnChildren(function(c) { | |
| 86 ht = ht || c.hasTarget(); | |
| 87 }.bind(this)); | |
| 88 } | |
| 89 return ht; | |
| 90 }, | |
| 91 | |
| 92 apply: function() { | |
| 93 // Propagate target and duration to child animations first. | |
| 94 this.durationChanged(); | |
| 95 this.targetChanged(); | |
| 96 this.doOnChildren(function(c) { | |
| 97 c.apply(); | |
| 98 }); | |
| 99 return this.super(); | |
| 100 }, | |
| 101 | |
| 102 get childAnimationElements() { | |
| 103 var list = []; | |
| 104 this.doOnChildren(function(c) { | |
| 105 if (c.makeAnimation) { | |
| 106 list.push(c); | |
| 107 } | |
| 108 }); | |
| 109 return list; | |
| 110 }, | |
| 111 | |
| 112 get childAnimations() { | |
| 113 var list = []; | |
| 114 this.doOnChildren(function(c) { | |
| 115 if (c.animation) { | |
| 116 list.push(c.animation); | |
| 117 } | |
| 118 }); | |
| 119 return list; | |
| 120 } | |
| 121 }); | |
| 122 | |
| 123 })(); | |
| 124 | |
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Chromium Code Reviews
Issue 666453002:
Removed Polymer elements depending on web-animations-js. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master