platform.min.js

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n=e.indexOf(t);n>-1&&e.splice(n,1)}.bind(null,t,r);setTimeout(i,s)}}},c={POINTER_ID:1,POINTER_TYPE:"mouse",events:["mousedown","mousemove","mouseup","mouseover","mouseout"],global:["mousedown","mouseup","mouseover","mouseout"],lastTouches:[],mouseHandler:t.eventHandler.bind(t),isEventSimulatedFromTouch:function(e){for(var t,n=this.lastTouches,r=e.clientX,i=e.clientY,o=0,a=n.length;a>o&&(t=n[o]);o++){var s=Math.abs(r-t.x),u=Math.abs(i-t.y);if(l>=s&&l>=u)return!0}},prepareEvent:function(e){var n=t.cloneEvent(e);return n.pointerId=this.POINTER_ID,n.isPrimary=!0,n.pointerType=this.POINTER_TYPE,n},mousedown:function(e){if(!this.isEventSimulatedFromTouch(e)){var n=i.has(this.POINTER_ID);if(n&&(this.cancel(e),n=!1),!n){var r=this.prepareEvent(e);i.set(this.POINTER_ID,e),t.down(r),t.listen(this.global,document,this.mouseHandler)}}},mousemove:function(e){if(!this.isEventSimulatedFromTouch(e)){var n=this.prepareEvent(e);t.move(n)}},mouseup:function(e){if(!this.isEventSimulatedFromTouch(e)){var n=i.get(this.POINTER_ID);if(n&&n.button===e.button){var r=this.prepareEvent(e);t.up(r),this.cleanupMouse()}}},mouseover:function(e){if(!this.isEventSimulatedFromTouch(e)){var n=this.prepareEvent(e);t.enterOver(n)}},mouseout:function(e){if(!this.isEventSimulatedFromTouch(e)){var n=this.prepareEvent(e);t.leaveOut(n)}},cancel:function(e){var n=this.prepareEvent(e);t.cancel(n),this.cleanupMouse()},cleanupMouse:function(){i.delete(this.POINTER_ID),t.unlisten(this.global,document,this.mouseHandler)}},d={events:["MSPointerDown","MSPointerMove","MSPointerUp","MSPointerOut","MSPointerOver","MSPointerCancel","MSGotPointerCapture","MSLostPointerCapture"],POINTER_TYPES:["","unavailable","touch","pen","mouse"],prepareEvent:function(e){var n=t.cloneEvent(e);return n.pointerType=this.POINTER_TYPES[e.pointerType],n},cleanup:function(e){i.delete(e)},MSPointerDown:function(e){i.set(e.pointerId,e);var n=this.prepareEvent(e);t.down(n)},MSPointerMove:function(e){var 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n,r,i=e.dispatcher,o=window.navigator;o.msPointerEnabled?(n=function(e){t(e),this.msSetPointerCapture(e)},r=function(e){t(e),this.msReleasePointerCapture(e)}):(n=function(e){t(e),i.setCapture(e,this)},r=function(e){t(e),i.releaseCapture(e,this)}),Element.prototype.setPointerCapture||Object.defineProperties(Element.prototype,{setPointerCapture:{value:n},releasePointerCapture:{value:r}})}(window.PointerEventsPolyfill),PointerGestureEvent.prototype.preventTap=function(){this.tapPrevented=!0},function(e){e=e||{},e.utils={LCA:{find:function(e,t){if(e===t)return e;if(e.contains){if(e.contains(t))return e;if(t.contains(e))return t}var n=this.depth(e),r=this.depth(t),i=n-r;for(i>0?e=this.walk(e,i):t=this.walk(t,-i);e&&t&&e!==t;)e=this.walk(e,1),t=this.walk(t,1);return e},walk:function(e,t){for(var n=0;t>n;n++)e=e.parentNode;return e},depth:function(e){for(var t=0;e;)t++,e=e.parentNode;return t}}},e.findLCA=function(t,n){return e.utils.LCA.find(t,n)},window.PointerGestures=e}(window.PointerGestures),function(e){var t;if("undefined"!=typeof WeakMap&&0>navigator.userAgent.indexOf("Firefox/"))t=WeakMap;else{var n=Object.defineProperty,r=Object.hasOwnProperty,i=(new Date).getTime()%1e9;t=function(){this.name="__st"+(1e9*Math.random()>>>0)+(i++ +"__")},t.prototype={set:function(e,t){n(e,this.name,{value:t,writable:!0})},get:function(e){return r.call(e,this.name)?e[this.name]:void 0},"delete":function(e){this.set(e,void 0)}}}e.SideTable=t}(window.PointerGestures),function(e){function t(){this.ids=[],this.pointers=[]}t.prototype={set:function(e,t){var n=this.ids.indexOf(e);n>-1?this.pointers[n]=t:(this.ids.push(e),this.pointers.push(t))},has:function(e){return this.ids.indexOf(e)>-1},"delete":function(e){var t=this.ids.indexOf(e);t>-1&&(this.ids.splice(t,1),this.pointers.splice(t,1))},get:function(e){var t=this.ids.indexOf(e);return this.pointers[t]},get size(){return 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t=this.recognizers.tap;t&&t.preventTap(e)}};t.boundHandler=t.eventHandler.bind(t),e.dispatcher=t,e.register=function(t){var n=window.PointerEventsPolyfill;n&&n.register(t),e.dispatcher.registerTarget(t)},t.registerTarget(document)}(window.PointerGestures),function(e){var t=e.dispatcher,n={HOLD_DELAY:200,WIGGLE_THRESHOLD:16,events:["pointerdown","pointermove","pointerup","pointercancel"],heldPointer:null,holdJob:null,pulse:function(){var e=Date.now()-this.heldPointer.timeStamp,t=this.held?"holdpulse":"hold";this.fireHold(t,e),this.held=!0},cancel:function(){clearInterval(this.holdJob),this.held&&this.fireHold("release"),this.held=!1,this.heldPointer=null,this.target=null,this.holdJob=null},pointerdown:function(e){e.isPrimary&&!this.heldPointer&&(this.heldPointer=e,this.target=e.target,this.holdJob=setInterval(this.pulse.bind(this),this.HOLD_DELAY))},pointerup:function(e){this.heldPointer&&this.heldPointer.pointerId===e.pointerId&&this.cancel()},pointercancel:function(){this.cancel()},pointermove:function(e){if(this.heldPointer&&this.heldPointer.pointerId===e.pointerId){var t=e.clientX-this.heldPointer.clientX,n=e.clientY-this.heldPointer.clientY;t*t+n*n>this.WIGGLE_THRESHOLD&&this.cancel()}},fireHold:function(e,n){var r={pointerType:this.heldPointer.pointerType};n&&(r.holdTime=n);var i=t.makeEvent(e,r);t.dispatchEvent(i,this.target),i.tapPrevented&&t.preventTap(this.heldPointer.pointerId)}};t.registerRecognizer("hold",n)}(window.PointerGestures),function(e){var t=e.dispatcher,n=new e.PointerMap,r={events:["pointerdown","pointermove","pointerup","pointercancel"],WIGGLE_THRESHOLD:4,clampDir:function(e){return e>0?1:-1},calcPositionDelta:function(e,t){var n=0,r=0;return e&&t&&(n=t.pageX-e.pageX,r=t.pageY-e.pageY),{x:n,y:r}},fireTrack:function(e,n,r){var i=r,o=this.calcPositionDelta(i.downEvent,n),a=this.calcPositionDelta(i.lastMoveEvent,n);a.x&&(i.xDirection=this.clampDir(a.x)),a.y&&(i.yDirection=this.clampDir(a.y));var s={dx:o.x,dy:o.y,ddx:a.x,ddy:a.y,clientX:n.clientX,clientY:n.clientY,pageX:n.pageX,pageY:n.pageY,screenX:n.screenX,screenY:n.screenY,xDirection:i.xDirection,yDirection:i.yDirection,trackInfo:i.trackInfo,pointerType:n.pointerType};"trackend"===e&&(s._releaseTarget=n.target);var l=t.makeEvent(e,s);i.lastMoveEvent=n,t.dispatchEvent(l,i.downTarget)},pointerdown:function(e){if(e.isPrimary&&("mouse"===e.pointerType?1===e.buttons:!0)){var t={downEvent:e,downTarget:e.target,trackInfo:{},lastMoveEvent:null,xDirection:0,yDirection:0,tracking:!1};n.set(e.pointerId,t)}},pointermove:function(e){var t=n.get(e.pointerId);if(t)if(t.tracking)this.fireTrack("track",e,t);else{var r=this.calcPositionDelta(t.downEvent,e),i=r.x*r.x+r.y*r.y;i>this.WIGGLE_THRESHOLD&&(t.tracking=!0,this.fireTrack("trackstart",t.downEvent,t),this.fireTrack("track",e,t))}},pointerup:function(e){var t=n.get(e.pointerId);t&&(t.tracking&&this.fireTrack("trackend",e,t),n.delete(e.pointerId))},pointercancel:function(e){this.pointerup(e)}};t.registerRecognizer("track",r)}(window.PointerGestures),function(e){var t=e.dispatcher,n={MIN_VELOCITY:.5,MAX_QUEUE:4,moveQueue:[],target:null,pointerId:null,events:["pointerdown","pointermove","pointerup","pointercancel"],pointerdown:function(e){e.isPrimary&&!this.pointerId&&(this.pointerId=e.pointerId,this.target=e.target,this.addMove(e))},pointermove:function(e){e.pointerId===this.pointerId&&this.addMove(e)},pointerup:function(e){e.pointerId===this.pointerId&&this.fireFlick(e),this.cleanup()},pointercancel:function(){this.cleanup()},cleanup:function(){this.moveQueue=[],this.target=null,this.pointerId=null},addMove:function(e){this.moveQueue.length>=this.MAX_QUEUE&&this.moveQueue.shift(),this.moveQueue.push(e)},fireFlick:function(e){for(var n,r,i,o,a,s,l,u=e,c=this.moveQueue.length,d=0,h=0,p=0,f=0;c>f&&(l=this.moveQueue[f]);f++)n=u.timeStamp-l.timeStamp,r=u.clientX-l.clientX,i=u.clientY-l.clientY,o=r/n,a=i/n,s=Math.sqrt(o*o+a*a),s>p&&(d=o,h=a,p=s);var v=Math.abs(d)>Math.abs(h)?"x":"y",m=this.calcAngle(d,h);if(Math.abs(p)>=this.MIN_VELOCITY){var g=t.makeEvent("flick",{xVelocity:d,yVelocity:h,velocity:p,angle:m,majorAxis:v,pointerType:e.pointerType});t.dispatchEvent(g,this.target)}},calcAngle:function(e,t){return 180*Math.atan2(t,e)/Math.PI}};t.registerRecognizer("flick",n)}(window.PointerGestures),function(e){var t=e.dispatcher,n=new e.PointerMap,r={events:["pointerdown","pointermove","pointerup","pointercancel"],pointerdown:function(e){e.isPrimary&&!e.tapPrevented&&n.set(e.pointerId,{target:e.target,x:e.clientX,y:e.clientY})},pointermove:function(e){if(e.isPrimary){var t=n.get(e.pointerId);t&&e.tapPrevented&&n.delete(e.pointerId)}},pointerup:function(r){var i=n.get(r.pointerId);if(i&&!r.tapPrevented){var o=e.findLCA(i.target,r.target);if(o){var a=t.makeEvent("tap",{x:r.clientX,y:r.clientY,pointerType:r.pointerType});t.dispatchEvent(a,o)}}n.delete(r.pointerId)},pointercancel:function(e){n.delete(e.pointerId)},preventTap:function(e){n.delete(e)}};t.registerRecognizer("tap",r)}(window.PointerGestures);
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