seminar2/custom_gallery/app/assets/javascripts/jquery.touchSwipe.min.js

1 line
11 KiB
JavaScript

(function(a){if(typeof define==="function"&&define.amd&&define.amd.jQuery){define(["jquery"],a)}else{a(jQuery)}}(function(f){var y="1.6.9",p="left",o="right",e="up",x="down",c="in",A="out",m="none",s="auto",l="swipe",t="pinch",B="tap",j="doubletap",b="longtap",z="hold",E="horizontal",u="vertical",i="all",r=10,g="start",k="move",h="end",q="cancel",a="ontouchstart" in window,v=window.navigator.msPointerEnabled&&!window.navigator.pointerEnabled,d=window.navigator.pointerEnabled||window.navigator.msPointerEnabled,C="TouchSwipe";var n={fingers:1,threshold:75,cancelThreshold:null,pinchThreshold:20,maxTimeThreshold:null,fingerReleaseThreshold:250,longTapThreshold:500,doubleTapThreshold:200,swipe:null,swipeLeft:null,swipeRight:null,swipeUp:null,swipeDown:null,swipeStatus:null,pinchIn:null,pinchOut:null,pinchStatus:null,click:null,tap:null,doubleTap:null,longTap:null,hold:null,triggerOnTouchEnd:true,triggerOnTouchLeave:false,allowPageScroll:"auto",fallbackToMouseEvents:true,excludedElements:"label, button, input, select, textarea, a, .noSwipe",preventDefaultEvents:true};f.fn.swipe=function(H){var G=f(this),F=G.data(C);if(F&&typeof H==="string"){if(F[H]){return F[H].apply(this,Array.prototype.slice.call(arguments,1))}else{f.error("Method "+H+" does not exist on jQuery.swipe")}}else{if(!F&&(typeof H==="object"||!H)){return w.apply(this,arguments)}}return G};f.fn.swipe.version=y;f.fn.swipe.defaults=n;f.fn.swipe.phases={PHASE_START:g,PHASE_MOVE:k,PHASE_END:h,PHASE_CANCEL:q};f.fn.swipe.directions={LEFT:p,RIGHT:o,UP:e,DOWN:x,IN:c,OUT:A};f.fn.swipe.pageScroll={NONE:m,HORIZONTAL:E,VERTICAL:u,AUTO:s};f.fn.swipe.fingers={ONE:1,TWO:2,THREE:3,ALL:i};function w(F){if(F&&(F.allowPageScroll===undefined&&(F.swipe!==undefined||F.swipeStatus!==undefined))){F.allowPageScroll=m}if(F.click!==undefined&&F.tap===undefined){F.tap=F.click}if(!F){F={}}F=f.extend({},f.fn.swipe.defaults,F);return this.each(function(){var H=f(this);var G=H.data(C);if(!G){G=new D(this,F);H.data(C,G)}})}function D(a5,aw){var aA=(a||d||!aw.fallbackToMouseEvents),K=aA?(d?(v?"MSPointerDown":"pointerdown"):"touchstart"):"mousedown",az=aA?(d?(v?"MSPointerMove":"pointermove"):"touchmove"):"mousemove",V=aA?(d?(v?"MSPointerUp":"pointerup"):"touchend"):"mouseup",T=aA?null:"mouseleave",aE=(d?(v?"MSPointerCancel":"pointercancel"):"touchcancel");var ah=0,aQ=null,ac=0,a2=0,a0=0,H=1,ar=0,aK=0,N=null;var aS=f(a5);var aa="start";var X=0;var aR=null;var U=0,a3=0,a6=0,ae=0,O=0;var aX=null,ag=null;try{aS.bind(K,aO);aS.bind(aE,ba)}catch(al){f.error("events not supported "+K+","+aE+" on jQuery.swipe")}this.enable=function(){aS.bind(K,aO);aS.bind(aE,ba);return aS};this.disable=function(){aL();return aS};this.destroy=function(){aL();aS.data(C,null);aS=null};this.option=function(bd,bc){if(aw[bd]!==undefined){if(bc===undefined){return aw[bd]}else{aw[bd]=bc}}else{f.error("Option "+bd+" does not exist on jQuery.swipe.options")}return null};function aO(be){if(aC()){return}if(f(be.target).closest(aw.excludedElements,aS).length>0){return}var bf=be.originalEvent?be.originalEvent:be;var bd,bg=bf.touches,bc=bg?bg[0]:bf;aa=g;if(bg){X=bg.length}else{be.preventDefault()}ah=0;aQ=null;aK=null;ac=0;a2=0;a0=0;H=1;ar=0;aR=ak();N=ab();S();if(!bg||(X===aw.fingers||aw.fingers===i)||aY()){aj(0,bc);U=au();if(X==2){aj(1,bg[1]);a2=a0=av(aR[0].start,aR[1].start)}if(aw.swipeStatus||aw.pinchStatus){bd=P(bf,aa)}}else{bd=false}if(bd===false){aa=q;P(bf,aa);return bd}else{if(aw.hold){ag=setTimeout(f.proxy(function(){aS.trigger("hold",[bf.target]);if(aw.hold){bd=aw.hold.call(aS,bf,bf.target)}},this),aw.longTapThreshold)}ap(true)}return null}function a4(bf){var bi=bf.originalEvent?bf.originalEvent:bf;if(aa===h||aa===q||an()){return}var be,bj=bi.touches,bd=bj?bj[0]:bi;var bg=aI(bd);a3=au();if(bj){X=bj.length}if(aw.hold){clearTimeout(ag)}aa=k;if(X==2){if(a2==0){aj(1,bj[1]);a2=a0=av(aR[0].start,aR[1].start)}else{aI(bj[1]);a0=av(aR[0].end,aR[1].end);aK=at(aR[0].end,aR[1].end)}H=a8(a2,a0);ar=Math.abs(a2-a0)}if((X===aw.fingers||aw.fingers===i)||!bj||aY()){aQ=aM(bg.start,bg.end);am(bf,aQ);ah=aT(bg.start,bg.end);ac=aN();aJ(aQ,ah);if(aw.swipeStatus||aw.pinchStatus){be=P(bi,aa)}if(!aw.triggerOnTouchEnd||aw.triggerOnTouchLeave){var bc=true;if(aw.triggerOnTouchLeave){var bh=aZ(this);bc=F(bg.end,bh)}if(!aw.triggerOnTouchEnd&&bc){aa=aD(k)}else{if(aw.triggerOnTouchLeave&&!bc){aa=aD(h)}}if(aa==q||aa==h){P(bi,aa)}}}else{aa=q;P(bi,aa)}if(be===false){aa=q;P(bi,aa)}}function M(bc){var bd=bc.originalEvent?bc.originalEvent:bc,be=bd.touches;if(be){if(be.length){G();return true}}if(an()){X=ae}a3=au();ac=aN();if(bb()||!ao()){aa=q;P(bd,aa)}else{if(aw.triggerOnTouchEnd||(aw.triggerOnTouchEnd==false&&aa===k)){bc.preventDefault();aa=h;P(bd,aa)}else{if(!aw.triggerOnTouchEnd&&a7()){aa=h;aG(bd,aa,B)}else{if(aa===k){aa=q;P(bd,aa)}}}}ap(false);return null}function ba(){X=0;a3=0;U=0;a2=0;a0=0;H=1;S();ap(false)}function L(bc){var bd=bc.originalEvent?bc.originalEvent:bc;if(aw.triggerOnTouchLeave){aa=aD(h);P(bd,aa)}}function aL(){aS.unbind(K,aO);aS.unbind(aE,ba);aS.unbind(az,a4);aS.unbind(V,M);if(T){aS.unbind(T,L)}ap(false)}function aD(bg){var bf=bg;var be=aB();var bd=ao();var bc=bb();if(!be||bc){bf=q}else{if(bd&&bg==k&&(!aw.triggerOnTouchEnd||aw.triggerOnTouchLeave)){bf=h}else{if(!bd&&bg==h&&aw.triggerOnTouchLeave){bf=q}}}return bf}function P(be,bc){var bd,bf=be.touches;if((J()||W())||(Q()||aY())){if(J()||W()){bd=aG(be,bc,l)}if((Q()||aY())&&bd!==false){bd=aG(be,bc,t)}}else{if(aH()&&bd!==false){bd=aG(be,bc,j)}else{if(aq()&&bd!==false){bd=aG(be,bc,b)}else{if(ai()&&bd!==false){bd=aG(be,bc,B)}}}}if(bc===q){ba(be)}if(bc===h){if(bf){if(!bf.length){ba(be)}}else{ba(be)}}return bd}function aG(bf,bc,be){var bd;if(be==l){aS.trigger("swipeStatus",[bc,aQ||null,ah||0,ac||0,X,aR]);if(aw.swipeStatus){bd=aw.swipeStatus.call(aS,bf,bc,aQ||null,ah||0,ac||0,X,aR);if(bd===false){return false}}if(bc==h&&aW()){aS.trigger("swipe",[aQ,ah,ac,X,aR]);if(aw.swipe){bd=aw.swipe.call(aS,bf,aQ,ah,ac,X,aR);if(bd===false){return false}}switch(aQ){case p:aS.trigger("swipeLeft",[aQ,ah,ac,X,aR]);if(aw.swipeLeft){bd=aw.swipeLeft.call(aS,bf,aQ,ah,ac,X,aR)}break;case o:aS.trigger("swipeRight",[aQ,ah,ac,X,aR]);if(aw.swipeRight){bd=aw.swipeRight.call(aS,bf,aQ,ah,ac,X,aR)}break;case e:aS.trigger("swipeUp",[aQ,ah,ac,X,aR]);if(aw.swipeUp){bd=aw.swipeUp.call(aS,bf,aQ,ah,ac,X,aR)}break;case x:aS.trigger("swipeDown",[aQ,ah,ac,X,aR]);if(aw.swipeDown){bd=aw.swipeDown.call(aS,bf,aQ,ah,ac,X,aR)}break}}}if(be==t){aS.trigger("pinchStatus",[bc,aK||null,ar||0,ac||0,X,H,aR]);if(aw.pinchStatus){bd=aw.pinchStatus.call(aS,bf,bc,aK||null,ar||0,ac||0,X,H,aR);if(bd===false){return false}}if(bc==h&&a9()){switch(aK){case c:aS.trigger("pinchIn",[aK||null,ar||0,ac||0,X,H,aR]);if(aw.pinchIn){bd=aw.pinchIn.call(aS,bf,aK||null,ar||0,ac||0,X,H,aR)}break;case A:aS.trigger("pinchOut",[aK||null,ar||0,ac||0,X,H,aR]);if(aw.pinchOut){bd=aw.pinchOut.call(aS,bf,aK||null,ar||0,ac||0,X,H,aR)}break}}}if(be==B){if(bc===q||bc===h){clearTimeout(aX);clearTimeout(ag);if(Z()&&!I()){O=au();aX=setTimeout(f.proxy(function(){O=null;aS.trigger("tap",[bf.target]);if(aw.tap){bd=aw.tap.call(aS,bf,bf.target)}},this),aw.doubleTapThreshold)}else{O=null;aS.trigger("tap",[bf.target]);if(aw.tap){bd=aw.tap.call(aS,bf,bf.target)}}}}else{if(be==j){if(bc===q||bc===h){clearTimeout(aX);O=null;aS.trigger("doubletap",[bf.target]);if(aw.doubleTap){bd=aw.doubleTap.call(aS,bf,bf.target)}}}else{if(be==b){if(bc===q||bc===h){clearTimeout(aX);O=null;aS.trigger("longtap",[bf.target]);if(aw.longTap){bd=aw.longTap.call(aS,bf,bf.target)}}}}}return bd}function ao(){var bc=true;if(aw.threshold!==null){bc=ah>=aw.threshold}return bc}function bb(){var bc=false;if(aw.cancelThreshold!==null&&aQ!==null){bc=(aU(aQ)-ah)>=aw.cancelThreshold}return bc}function af(){if(aw.pinchThreshold!==null){return ar>=aw.pinchThreshold}return true}function aB(){var bc;if(aw.maxTimeThreshold){if(ac>=aw.maxTimeThreshold){bc=false}else{bc=true}}else{bc=true}return bc}function am(bc,bd){if(aw.preventDefaultEvents===false){return}if(aw.allowPageScroll===m){bc.preventDefault()}else{var be=aw.allowPageScroll===s;switch(bd){case p:if((aw.swipeLeft&&be)||(!be&&aw.allowPageScroll!=E)){bc.preventDefault()}break;case o:if((aw.swipeRight&&be)||(!be&&aw.allowPageScroll!=E)){bc.preventDefault()}break;case e:if((aw.swipeUp&&be)||(!be&&aw.allowPageScroll!=u)){bc.preventDefault()}break;case x:if((aw.swipeDown&&be)||(!be&&aw.allowPageScroll!=u)){bc.preventDefault()}break}}}function a9(){var bd=aP();var bc=Y();var be=af();return bd&&bc&&be}function aY(){return !!(aw.pinchStatus||aw.pinchIn||aw.pinchOut)}function Q(){return !!(a9()&&aY())}function aW(){var bf=aB();var bh=ao();var be=aP();var bc=Y();var bd=bb();var bg=!bd&&bc&&be&&bh&&bf;return bg}function W(){return !!(aw.swipe||aw.swipeStatus||aw.swipeLeft||aw.swipeRight||aw.swipeUp||aw.swipeDown)}function J(){return !!(aW()&&W())}function aP(){return((X===aw.fingers||aw.fingers===i)||!a)}function Y(){return aR[0].end.x!==0}function a7(){return !!(aw.tap)}function Z(){return !!(aw.doubleTap)}function aV(){return !!(aw.longTap)}function R(){if(O==null){return false}var bc=au();return(Z()&&((bc-O)<=aw.doubleTapThreshold))}function I(){return R()}function ay(){return((X===1||!a)&&(isNaN(ah)||ah<aw.threshold))}function a1(){return((ac>aw.longTapThreshold)&&(ah<r))}function ai(){return !!(ay()&&a7())}function aH(){return !!(R()&&Z())}function aq(){return !!(a1()&&aV())}function G(){a6=au();ae=event.touches.length+1}function S(){a6=0;ae=0}function an(){var bc=false;if(a6){var bd=au()-a6;if(bd<=aw.fingerReleaseThreshold){bc=true}}return bc}function aC(){return !!(aS.data(C+"_intouch")===true)}function ap(bc){if(bc===true){aS.bind(az,a4);aS.bind(V,M);if(T){aS.bind(T,L)}}else{aS.unbind(az,a4,false);aS.unbind(V,M,false);if(T){aS.unbind(T,L,false)}}aS.data(C+"_intouch",bc===true)}function aj(bd,bc){var be=bc.identifier!==undefined?bc.identifier:0;aR[bd].identifier=be;aR[bd].start.x=aR[bd].end.x=bc.pageX||bc.clientX;aR[bd].start.y=aR[bd].end.y=bc.pageY||bc.clientY;return aR[bd]}function aI(bc){var be=bc.identifier!==undefined?bc.identifier:0;var bd=ad(be);bd.end.x=bc.pageX||bc.clientX;bd.end.y=bc.pageY||bc.clientY;return bd}function ad(bd){for(var bc=0;bc<aR.length;bc++){if(aR[bc].identifier==bd){return aR[bc]}}}function ak(){var bc=[];for(var bd=0;bd<=5;bd++){bc.push({start:{x:0,y:0},end:{x:0,y:0},identifier:0})}return bc}function aJ(bc,bd){bd=Math.max(bd,aU(bc));N[bc].distance=bd}function aU(bc){if(N[bc]){return N[bc].distance}return undefined}function ab(){var bc={};bc[p]=ax(p);bc[o]=ax(o);bc[e]=ax(e);bc[x]=ax(x);return bc}function ax(bc){return{direction:bc,distance:0}}function aN(){return a3-U}function av(bf,be){var bd=Math.abs(bf.x-be.x);var bc=Math.abs(bf.y-be.y);return Math.round(Math.sqrt(bd*bd+bc*bc))}function a8(bc,bd){var be=(bd/bc)*1;return be.toFixed(2)}function at(){if(H<1){return A}else{return c}}function aT(bd,bc){return Math.round(Math.sqrt(Math.pow(bc.x-bd.x,2)+Math.pow(bc.y-bd.y,2)))}function aF(bf,bd){var bc=bf.x-bd.x;var bh=bd.y-bf.y;var be=Math.atan2(bh,bc);var bg=Math.round(be*180/Math.PI);if(bg<0){bg=360-Math.abs(bg)}return bg}function aM(bd,bc){var be=aF(bd,bc);if((be<=45)&&(be>=0)){return p}else{if((be<=360)&&(be>=315)){return p}else{if((be>=135)&&(be<=225)){return o}else{if((be>45)&&(be<135)){return x}else{return e}}}}}function au(){var bc=new Date();return bc.getTime()}function aZ(bc){bc=f(bc);var be=bc.offset();var bd={left:be.left,right:be.left+bc.outerWidth(),top:be.top,bottom:be.top+bc.outerHeight()};return bd}function F(bc,bd){return(bc.x>bd.left&&bc.x<bd.right&&bc.y>bd.top&&bc.y<bd.bottom)}}}));