blob: 9691d8b8b8cc84a6c14083dddf5d38af719daa62 [file] [log] [blame]
/**
* @license
* Copyright (c) 2014 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
*/
// @version: 0.3.1-604ba08
window.PolymerGestures={},function(a){var b={shadow:function(a){return a?a.shadowRoot||a.webkitShadowRoot:void 0},canTarget:function(a){return a&&Boolean(a.elementFromPoint)},targetingShadow:function(a){var b=this.shadow(a);return this.canTarget(b)?b:void 0},olderShadow:function(a){var b=a.olderShadowRoot;if(!b){var c=a.querySelector("shadow");c&&(b=c.olderShadowRoot)}return b},allShadows:function(a){for(var b=[],c=this.shadow(a);c;)b.push(c),c=this.olderShadow(c);return b},searchRoot:function(a,b,c){if(a){var d,e,f=a.elementFromPoint(b,c);for(e=this.targetingShadow(f);e;){if(d=e.elementFromPoint(b,c)){var g=this.targetingShadow(d);return this.searchRoot(g,b,c)||d}e=this.olderShadow(e)}return f}},owner:function(a){if(!a)return document;for(var b=a;b.parentNode;)b=b.parentNode;return b.nodeType!=Node.DOCUMENT_NODE&&b.nodeType!=Node.DOCUMENT_FRAGMENT_NODE&&(b=document),b},findTarget:function(a){var b=a.clientX,c=a.clientY,d=this.owner(a.target);return d.elementFromPoint(b,c)||(d=document),this.searchRoot(d,b,c)},LCA:function(a,b){if(a===b)return a;if(a&&!b)return a;if(b&&!a)return b;if(!b&&!a)return document;if(a.contains&&a.contains(b))return a;if(b.contains&&b.contains(a))return b;var c=this.depth(a),d=this.depth(b),e=c-d;for(e>0?a=this.walk(a,e):b=this.walk(b,-e);a&&b&&a!==b;)a=this.walk(a,1),b=this.walk(b,1);return a},walk:function(a,b){for(var c=0;a&&b>c;c++)a=a.parentNode||a.host;return a},depth:function(a){for(var b=0;a;)b++,a=a.parentNode||a.host;return b},deepContains:function(a,b){var c=this.LCA(a,b);return c===a},insideNode:function(a,b,c){var d=a.getBoundingClientRect();return d.left<=b&&b<=d.right&&d.top<=c&&c<=d.bottom}};a.targetFinding=b,a.findTarget=b.findTarget.bind(b),a.deepContains=b.deepContains.bind(b),a.insideNode=b.insideNode}(window.PolymerGestures),function(){function a(a){return"body /deep/ "+b(a)}function b(a){return'[touch-action="'+a+'"]'}function c(a){return"{ -ms-touch-action: "+a+"; touch-action: 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