/*
YUI 3.17.2 (build 9c3c78e)
Copyright 2014 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/

YUI.add("event-touch",function(e,t){var n="scale",r="rotation",i="identifier",s=e.config.win,o={};e.DOMEventFacade.prototype._touch=function(t,s,o){var u,a,f,l,c;if(t.touches){this.touches=[],c={};for(u=0,a=t.touches.length;u<a;++u)l=t.touches[u],c[e.stamp(l)]=this.touches[u]=new e.DOMEventFacade(l,s,o)}if(t.targetTouches){this.targetTouches=[];for(u=0,a=t.targetTouches.length;u<a;++u)l=t.targetTouches[u],f=c&&c[e.stamp(l,!0)],this.targetTouches[u]=f||new e.DOMEventFacade(l,s,o)}if(t.changedTouches){this.changedTouches=[];for(u=0,a=t.changedTouches.length;u<a;++u)l=t.changedTouches[u],f=c&&c[e.stamp(l,!0)],this.changedTouches[u]=f||new e.DOMEventFacade(l,s,o)}n in t&&(this[n]=t[n]),r in t&&(this[r]=t[r]),i in t&&(this[i]=t[i])},e.Node.DOM_EVENTS&&e.mix(e.Node.DOM_EVENTS,{touchstart:1,touchmove:1,touchend:1,touchcancel:1,gesturestart:1,gesturechange:1,gestureend:1,MSPointerDown:1,MSPointerUp:1,MSPointerMove:1,MSPointerCancel:1,pointerdown:1,pointerup:1,pointermove:1,pointercancel:1}),s&&"ontouchstart"in s&&!(e.UA.chrome&&e.UA.chrome<6)?(o.start=["touchstart","mousedown"],o.end=["touchend","mouseup"],o.move=["touchmove","mousemove"],o.cancel=["touchcancel","mousecancel"]):s&&s.PointerEvent?(o.start="pointerdown",o.end="pointerup",o.move="pointermove",o.cancel="pointercancel"):s&&"msPointerEnabled"in s.navigator?(o.start="MSPointerDown",o.end="MSPointerUp",o.move="MSPointerMove",o.cancel="MSPointerCancel"):(o.start="mousedown",o.end="mouseup",o.move="mousemove",o.cancel="mousecancel"),e.Event._GESTURE_MAP=o},"3.17.2",{requires:["node-base"]});