SGH / COMPONENTS

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f,g,h,j,c=a.lastInterval||b,e=b.timeStamp-c.timeStamp;if(b.eventType!=R&&(e>N||c.velocity===d)){var k=c.deltaX-b.deltaX,l=c.deltaY-b.deltaY,m=ib(e,k,l);g=m.x,h=m.y,f=i(m.x)>i(m.y)?m.x:m.y,j=jb(k,l),a.lastInterval=b}else f=c.velocity,g=c.velocityX,h=c.velocityY,j=c.direction;b.velocity=f,b.velocityX=g,b.velocityY=h,b.direction=j}function gb(a){for(var b=[],c=0;c<a.pointers.length;)b[c]={clientX:h(a.pointers[c].clientX),clientY:h(a.pointers[c].clientY)},c++;return{timeStamp:j(),pointers:b,center:hb(b),deltaX:a.deltaX,deltaY:a.deltaY}}function hb(a){var b=a.length;if(1===b)return{x:h(a[0].clientX),y:h(a[0].clientY)};for(var c=0,d=0,e=0;b>e;)c+=a[e].clientX,d+=a[e].clientY,e++;return{x:h(c/b),y:h(d/b)}}function ib(a,b,c){return{x:b/a||0,y:c/a||0}}function jb(a,b){return a===b?S:i(a)>=i(b)?a>0?T:U:b>0?V:W}function kb(a,b,c){c||(c=$);var d=b[c[0]]-a[c[0]],e=b[c[1]]-a[c[1]];return Math.sqrt(d*d+e*e)}function lb(a,b,c){c||(c=$);var d=b[c[0]]-a[c[0]],e=b[c[1]]-a[c[1]];return 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h.length?[A(f.concat(h),"identifier",!0),h]:void 0}function Gb(){ab.apply(this,arguments);var a=q(this.handler,this);this.touch=new Eb(this.manager,a),this.mouse=new rb(this.manager,a)}function Pb(a,b){this.manager=a,this.set(b)}function Qb(a){if(w(a,Mb))return Mb;var b=w(a,Nb),c=w(a,Ob);return b&&c?Nb+" "+Ob:b||c?b?Nb:Ob:w(a,Lb)?Lb:Kb}function Yb(a){this.id=D(),this.manager=null,this.options=o(a||{},this.defaults),this.options.enable=s(this.options.enable,!0),this.state=Rb,this.simultaneous={},this.requireFail=[]}function Zb(a){return a&Wb?"cancel":a&Ub?"end":a&Tb?"move":a&Sb?"start":""}function $b(a){return a==W?"down":a==V?"up":a==T?"left":a==U?"right":""}function _b(a,b){var c=b.manager;return c?c.get(a):a}function ac(){Yb.apply(this,arguments)}function bc(){ac.apply(this,arguments),this.pX=null,this.pY=null}function cc(){ac.apply(this,arguments)}function dc(){Yb.apply(this,arguments),this._timer=null,this._input=null}function ec(){ac.apply(this,arguments)}function fc(){ac.apply(this,arguments)}function gc(){Yb.apply(this,arguments),this.pTime=!1,this.pCenter=!1,this._timer=null,this._input=null,this.count=0}function hc(a,b){return b=b||{},b.recognizers=s(b.recognizers,hc.defaults.preset),new kc(a,b)}function kc(a,b){b=b||{},this.options=o(b,hc.defaults),this.options.inputTarget=this.options.inputTarget||a,this.handlers={},this.session={},this.recognizers=[],this.element=a,this.input=bb(this),this.touchAction=new Pb(this,this.options.touchAction),lc(this,!0),m(b.recognizers,function(a){var b=this.add(new a[0](a[1]));a[2]&&b.recognizeWith(a[2]),a[3]&&b.requireFailure(a[3])},this)}function lc(a,b){var c=a.element;m(a.options.cssProps,function(a,d){c.style[B(c.style,d)]=b?a:""})}function mc(a,c){var d=b.createEvent("Event");d.initEvent(a,!0,!0),d.gesture=c,c.target.dispatchEvent(d)}var e=["","webkit","moz","MS","ms","o"],f=b.createElement("div"),g="function",h=Math.round,i=Math.abs,j=Date.now,C=1,F=/mobile|tablet|ip(ad|hone|od)|android/i,G="ontouchstart"in a,H=B(a,"PointerEvent")!==d,I=G&&F.test(navigator.userAgent),J="touch",K="pen",L="mouse",M="kinect",N=25,O=1,P=2,Q=4,R=8,S=1,T=2,U=4,V=8,W=16,X=T|U,Y=V|W,Z=X|Y,$=["x","y"],_=["clientX","clientY"];ab.prototype={handler:function(){},init:function(){this.evEl&&t(this.element,this.evEl,this.domHandler),this.evTarget&&t(this.target,this.evTarget,this.domHandler),this.evWin&&t(E(this.element),this.evWin,this.domHandler)},destroy:function(){this.evEl&&u(this.element,this.evEl,this.domHandler),this.evTarget&&u(this.target,this.evTarget,this.domHandler),this.evWin&&u(E(this.element),this.evWin,this.domHandler)}};var ob={mousedown:O,mousemove:P,mouseup:Q},pb="mousedown",qb="mousemove mouseup";p(rb,ab,{handler:function(a){var b=ob[a.type];b&O&&0===a.button&&(this.pressed=!0),b&P&&1!==a.which&&(b=Q),this.pressed&&this.allow&&(b&Q&&(this.pressed=!1),this.callback(this.manager,b,{pointers:[a],changedPointers:[a],pointerType:L,srcEvent:a}))}});var sb={pointerdown:O,pointermove:P,pointerup:Q,pointercancel:R,pointerout:R},tb={2:J,3:K,4:L,5:M},ub="pointerdown",vb="pointermove pointerup pointercancel";a.MSPointerEvent&&(ub="MSPointerDown",vb="MSPointerMove MSPointerUp MSPointerCancel"),p(wb,ab,{handler:function(a){var b=this.store,c=!1,d=a.type.toLowerCase().replace("ms",""),e=sb[d],f=tb[a.pointerType]||a.pointerType,g=f==J,h=y(b,a.pointerId,"pointerId");e&O&&(0===a.button||g)?0>h&&(b.push(a),h=b.length-1):e&(Q|R)&&(c=!0),0>h||(b[h]=a,this.callback(this.manager,e,{pointers:b,changedPointers:[a],pointerType:f,srcEvent:a}),c&&b.splice(h,1))}});var xb={touchstart:O,touchmove:P,touchend:Q,touchcancel:R},yb="touchstart",zb="touchstart touchmove touchend touchcancel";p(Ab,ab,{handler:function(a){var b=xb[a.type];if(b===O&&(this.started=!0),this.started){var c=Bb.call(this,a,b);b&(Q|R)&&0===c[0].length-c[1].length&&(this.started=!1),this.callback(this.manager,b,{pointers:c[0],changedPointers:c[1],pointerType:J,srcEvent:a})}}});var Cb={touchstart:O,touchmove:P,touchend:Q,touchcancel:R},Db="touchstart touchmove touchend touchcancel";p(Eb,ab,{handler:function(a){var b=Cb[a.type],c=Fb.call(this,a,b);c&&this.callback(this.manager,b,{pointers:c[0],changedPointers:c[1],pointerType:J,srcEvent:a})}}),p(Gb,ab,{handler:function(a,b,c){var d=c.pointerType==J,e=c.pointerType==L;if(d)this.mouse.allow=!1;else if(e&&!this.mouse.allow)return;b&(Q|R)&&(this.mouse.allow=!0),this.callback(a,b,c)},destroy:function(){this.touch.destroy(),this.mouse.destroy()}});var Hb=B(f.style,"touchAction"),Ib=Hb!==d,Jb="compute",Kb="auto",Lb="manipulation",Mb="none",Nb="pan-x",Ob="pan-y";Pb.prototype={set:function(a){a==Jb&&(a=this.compute()),Ib&&(this.manager.element.style[Hb]=a),this.actions=a.toLowerCase().trim()},update:function(){this.set(this.manager.options.touchAction)},compute:function(){var a=[];return m(this.manager.recognizers,function(b){r(b.options.enable,[b])&&(a=a.concat(b.getTouchAction()))}),Qb(a.join(" "))},preventDefaults:function(a){if(!Ib){var b=a.srcEvent,c=a.offsetDirection;if(this.manager.session.prevented)return b.preventDefault(),void 0;var d=this.actions,e=w(d,Mb),f=w(d,Ob),g=w(d,Nb);return e||f&&c&X||g&&c&Y?this.preventSrc(b):void 0}},preventSrc:function(a){this.manager.session.prevented=!0,a.preventDefault()}};var Rb=1,Sb=2,Tb=4,Ub=8,Vb=Ub,Wb=16,Xb=32;Yb.prototype={defaults:{},set:function(a){return n(this.options,a),this.manager&&this.manager.touchAction.update(),this},recognizeWith:function(a){if(l(a,"recognizeWith",this))return this;var b=this.simultaneous;return a=_b(a,this),b[a.id]||(b[a.id]=a,a.recognizeWith(this)),this},dropRecognizeWith:function(a){return l(a,"dropRecognizeWith",this)?this:(a=_b(a,this),delete this.simultaneous[a.id],this)},requireFailure:function(a){if(l(a,"requireFailure",this))return this;var b=this.requireFail;return a=_b(a,this),-1===y(b,a)&&(b.push(a),a.requireFailure(this)),this},dropRequireFailure:function(a){if(l(a,"dropRequireFailure",this))return this;a=_b(a,this);var b=y(this.requireFail,a);return b>-1&&this.requireFail.splice(b,1),this},hasRequireFailures:function(){return this.requireFail.length>0},canRecognizeWith:function(a){return!!this.simultaneous[a.id]},emit:function(a){function d(d){b.manager.emit(b.options.event+(d?Zb(c):""),a)}var b=this,c=this.state;Ub>c&&d(!0),d(),c>=Ub&&d(!0)},tryEmit:function(a){return this.canEmit()?this.emit(a):(this.state=Xb,void 0)},canEmit:function(){for(var a=0;a<this.requireFail.length;){if(!(this.requireFail[a].state&(Xb|Rb)))return!1;a++}return!0},recognize:function(a){var b=n({},a);return r(this.options.enable,[this,b])?(this.state&(Vb|Wb|Xb)&&(this.state=Rb),this.state=this.process(b),this.state&(Sb|Tb|Ub|Wb)&&this.tryEmit(b),void 0):(this.reset(),this.state=Xb,void 0)},process:function(){},getTouchAction:function(){},reset:function(){}},p(ac,Yb,{defaults:{pointers:1},attrTest:function(a){var b=this.options.pointers;return 0===b||a.pointers.length===b},process:function(a){var b=this.state,c=a.eventType,d=b&(Sb|Tb),e=this.attrTest(a);return d&&(c&R||!e)?b|Wb:d||e?c&Q?b|Ub:b&Sb?b|Tb:Sb:Xb}}),p(bc,ac,{defaults:{event:"pan",threshold:10,pointers:1,direction:Z},getTouchAction:function(){var a=this.options.direction,b=[];return a&X&&b.push(Ob),a&Y&&b.push(Nb),b},directionTest:function(a){var b=this.options,c=!0,d=a.distance,e=a.direction,f=a.deltaX,g=a.deltaY;return e&b.direction||(b.direction&X?(e=0===f?S:0>f?T:U,c=f!=this.pX,d=Math.abs(a.deltaX)):(e=0===g?S:0>g?V:W,c=g!=this.pY,d=Math.abs(a.deltaY))),a.direction=e,c&&d>b.threshold&&e&b.direction},attrTest:function(a){return ac.prototype.attrTest.call(this,a)&&(this.state&Sb||!(this.state&Sb)&&this.directionTest(a))},emit:function(a){this.pX=a.deltaX,this.pY=a.deltaY;var b=$b(a.direction);b&&this.manager.emit(this.options.event+b,a),this._super.emit.call(this,a)}}),p(cc,ac,{defaults:{event:"pinch",threshold:0,pointers:2},getTouchAction:function(){return[Mb]},attrTest:function(a){return this._super.attrTest.call(this,a)&&(Math.abs(a.scale-1)>this.options.threshold||this.state&Sb)},emit:function(a){if(this._super.emit.call(this,a),1!==a.scale){var b=a.scale<1?"in":"out";this.manager.emit(this.options.event+b,a)}}}),p(dc,Yb,{defaults:{event:"press",pointers:1,time:500,threshold:5},getTouchAction:function(){return[Kb]},process:function(a){var b=this.options,c=a.pointers.length===b.pointers,d=a.distance<b.threshold,e=a.deltaTime>b.time;if(this._input=a,!d||!c||a.eventType&(Q|R)&&!e)this.reset();else if(a.eventType&O)this.reset(),this._timer=k(function(){this.state=Vb,this.tryEmit()},b.time,this);else if(a.eventType&Q)return Vb;return Xb},reset:function(){clearTimeout(this._timer)},emit:function(a){this.state===Vb&&(a&&a.eventType&Q?this.manager.emit(this.options.event+"up",a):(this._input.timeStamp=j(),this.manager.emit(this.options.event,this._input)))}}),p(ec,ac,{defaults:{event:"rotate",threshold:0,pointers:2},getTouchAction:function(){return[Mb]},attrTest:function(a){return this._super.attrTest.call(this,a)&&(Math.abs(a.rotation)>this.options.threshold||this.state&Sb)}}),p(fc,ac,{defaults:{event:"swipe",threshold:10,velocity:.65,direction:X|Y,pointers:1},getTouchAction:function(){return bc.prototype.getTouchAction.call(this)},attrTest:function(a){var c,b=this.options.direction;return b&(X|Y)?c=a.velocity:b&X?c=a.velocityX:b&Y&&(c=a.velocityY),this._super.attrTest.call(this,a)&&b&a.direction&&a.distance>this.options.threshold&&i(c)>this.options.velocity&&a.eventType&Q},emit:function(a){var b=$b(a.direction);b&&this.manager.emit(this.options.event+b,a),this.manager.emit(this.options.event,a)}}),p(gc,Yb,{defaults:{event:"tap",pointers:1,taps:1,interval:300,time:250,threshold:2,posThreshold:10},getTouchAction:function(){return[Lb]},process:function(a){var b=this.options,c=a.pointers.length===b.pointers,d=a.distance<b.threshold,e=a.deltaTime<b.time;if(this.reset(),a.eventType&O&&0===this.count)return this.failTimeout();if(d&&e&&c){if(a.eventType!=Q)return this.failTimeout();var f=this.pTime?a.timeStamp-this.pTime<b.interval:!0,g=!this.pCenter||kb(this.pCenter,a.center)<b.posThreshold;this.pTime=a.timeStamp,this.pCenter=a.center,g&&f?this.count+=1:this.count=1,this._input=a;var h=this.count%b.taps;if(0===h)return this.hasRequireFailures()?(this._timer=k(function(){this.state=Vb,this.tryEmit()},b.interval,this),Sb):Vb}return Xb},failTimeout:function(){return this._timer=k(function(){this.state=Xb},this.options.interval,this),Xb},reset:function(){clearTimeout(this._timer)},emit:function(){this.state==Vb&&(this._input.tapCount=this.count,this.manager.emit(this.options.event,this._input))}}),hc.VERSION="2.0.4",hc.defaults={domEvents:!1,touchAction:Jb,enable:!0,inputTarget:null,inputClass:null,preset:[[ec,{enable:!1}],[cc,{enable:!1},["rotate"]],[fc,{direction:X}],[bc,{direction:X},["swipe"]],[gc],[gc,{event:"doubletap",taps:2},["tap"]],[dc]],cssProps:{userSelect:"default",touchSelect:"none",touchCallout:"none",contentZooming:"none",userDrag:"none",tapHighlightColor:"rgba(0,0,0,0)"}};var ic=1,jc=2;kc.prototype={set:function(a){return n(this.options,a),a.touchAction&&this.touchAction.update(),a.inputTarget&&(this.input.destroy(),this.input.target=a.inputTarget,this.input.init()),this},stop:function(a){this.session.stopped=a?jc:ic},recognize:function(a){var b=this.session;if(!b.stopped){this.touchAction.preventDefaults(a);var c,d=this.recognizers,e=b.curRecognizer;(!e||e&&e.state&Vb)&&(e=b.curRecognizer=null);for(var f=0;f<d.length;)c=d[f],b.stopped===jc||e&&c!=e&&!c.canRecognizeWith(e)?c.reset():c.recognize(a),!e&&c.state&(Sb|Tb|Ub)&&(e=b.curRecognizer=c),f++}},get:function(a){if(a instanceof Yb)return a;for(var b=this.recognizers,c=0;c<b.length;c++)if(b[c].options.event==a)return b[c];return null},add:function(a){if(l(a,"add",this))return this;var b=this.get(a.options.event);return b&&this.remove(b),this.recognizers.push(a),a.manager=this,this.touchAction.update(),a},remove:function(a){if(l(a,"remove",this))return this;var b=this.recognizers;return a=this.get(a),b.splice(y(b,a),1),this.touchAction.update(),this},on:function(a,b){var c=this.handlers;return m(x(a),function(a){c[a]=c[a]||[],c[a].push(b)}),this},off:function(a,b){var c=this.handlers;return m(x(a),function(a){b?c[a].splice(y(c[a],b),1):delete c[a]}),this},emit:function(a,b){this.options.domEvents&&mc(a,b);var c=this.handlers[a]&&this.handlers[a].slice();if(c&&c.length){b.type=a,b.preventDefault=function(){b.srcEvent.preventDefault()};for(var d=0;d<c.length;)c[d](b),d++}},destroy:function(){this.element&&lc(this,!1),this.handlers={},this.session={},this.input.destroy(),this.element=null}},n(hc,{INPUT_START:O,INPUT_MOVE:P,INPUT_END:Q,INPUT_CANCEL:R,STATE_POSSIBLE:Rb,STATE_BEGAN:Sb,STATE_CHANGED:Tb,STATE_ENDED:Ub,STATE_RECOGNIZED:Vb,STATE_CANCELLED:Wb,STATE_FAILED:Xb,DIRECTION_NONE:S,DIRECTION_LEFT:T,DIRECTION_RIGHT:U,DIRECTION_UP:V,DIRECTION_DOWN:W,DIRECTION_HORIZONTAL:X,DIRECTION_VERTICAL:Y,DIRECTION_ALL:Z,Manager:kc,Input:ab,TouchAction:Pb,TouchInput:Eb,MouseInput:rb,PointerEventInput:wb,TouchMouseInput:Gb,SingleTouchInput:Ab,Recognizer:Yb,AttrRecognizer:ac,Tap:gc,Pan:bc,Swipe:fc,Pinch:cc,Rotate:ec,Press:dc,on:t,off:u,each:m,merge:o,extend:n,inherit:p,bindFn:q,prefixed:B}),typeof define==g&&define.amd?define(function(){return hc}):"undefined"!=typeof module&&module.exports?module.exports=hc:a[c]=hc}(window,document,"Hammer");