diff options
Diffstat (limited to 'catapult/third_party/polymer/components/neon-animation/animations/reverse-ripple-animation.html')
-rw-r--r-- | catapult/third_party/polymer/components/neon-animation/animations/reverse-ripple-animation.html | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/catapult/third_party/polymer/components/neon-animation/animations/reverse-ripple-animation.html b/catapult/third_party/polymer/components/neon-animation/animations/reverse-ripple-animation.html new file mode 100644 index 00000000..f1f9de96 --- /dev/null +++ b/catapult/third_party/polymer/components/neon-animation/animations/reverse-ripple-animation.html @@ -0,0 +1,87 @@ +<!-- +@license +Copyright (c) 2015 The Polymer Project Authors. All rights reserved. +This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt +The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt +The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt +Code distributed by Google as part of the polymer project is also +subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt +--> + +<link rel="import" href="../../polymer/polymer.html"> +<link rel="import" href="../neon-shared-element-animation-behavior.html"> +<link rel="import" href="../web-animations.html"> + +<!-- +`<reverse-ripple-animation>` scales and transform an element such that it appears to ripple down from this element, to either +a shared element, or a screen position. + +If using as a shared element animation in `<neon-animated-pages>`, use this animation in an `exit` +animation in the source page and in an `entry` animation in the destination page. Also, define the +reverse-ripple elements in the `sharedElements` property (not a configuration property, see +`Polymer.NeonSharedElementAnimatableBehavior`). +If using a screen position, define the `gesture` property. +Configuration: +``` +{ + name: 'reverse-ripple-animation`. + id: <shared-element-id>, /* set this or gesture */ + gesture: {x: <page-x>, y: <page-y>}, /* set this or id */ + timing: <animation-timing>, + toPage: <node>, /* define for the destination page */ + fromPage: <node>, /* define for the source page */ +} +``` +--> + +<script> + Polymer({ + is: 'reverse-ripple-animation', + + behaviors: [ + Polymer.NeonSharedElementAnimationBehavior + ], + + configure: function(config) { + var shared = this.findSharedElements(config); + if (!shared) { + return null; + } + + var translateX, translateY; + var fromRect = shared.from.getBoundingClientRect(); + if (config.gesture) { + translateX = config.gesture.x - (fromRect.left + (fromRect.width / 2)); + translateY = config.gesture.y - (fromRect.top + (fromRect.height / 2)); + } else { + var toRect = shared.to.getBoundingClientRect(); + translateX = (toRect.left + (toRect.width / 2)) - (fromRect.left + (fromRect.width / 2)); + translateY = (toRect.top + (toRect.height / 2)) - (fromRect.top + (fromRect.height / 2)); + } + var translate = 'translate(' + translateX + 'px,' + translateY + 'px)'; + + var size = Math.max(fromRect.width + Math.abs(translateX) * 2, fromRect.height + Math.abs(translateY) * 2); + var diameter = Math.sqrt(2 * size * size); + var scaleX = diameter / fromRect.width; + var scaleY = diameter / fromRect.height; + var scale = 'scale(' + scaleX + ',' + scaleY + ')'; + + this._effect = new KeyframeEffect(shared.from, [ + {'transform': translate + ' ' + scale}, + {'transform': translate + ' scale(0)'} + ], this.timingFromConfig(config)); + + this.setPrefixedProperty(shared.from, 'transformOrigin', '50% 50%'); + shared.from.style.borderRadius = '50%'; + + return this._effect; + }, + + complete: function() { + if (this.sharedElements) { + this.setPrefixedProperty(this.sharedElements.from, 'transformOrigin', ''); + this.sharedElements.from.style.borderRadius = ''; + } + } + }); +</script> |