@ecodev/natural-gallery-js/natural-gallery.js

A lazy load, infinite scroll, natural and masonry layout gallery

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d=p===h?1:.82,c=this.pswp.bgOpacity,m=p-n;this.pswp.animations.startSpring({name:"panGesture"+t,isPan:!0,start:n,end:p,velocity:e[t],dampingRatio:d,onUpdate:u=>{if(l&&this.pswp.bgOpacity<1){let f=1-(p-u)/m;this.pswp.applyBgOpacity(P(c+(1-c)*f,0,1))}o[t]=Math.floor(u),i.applyCurrentZoomPan()}})}_panOrMoveMainScroll(t){let{p1:e,dragAxis:i,prevP1:o,isMultitouch:s}=this.gestures,{currSlide:n,mainScroll:l}=this.pswp,a=e[t]-o[t],h=l.x+a;if(!a||!n)return!1;if(t==="x"&&!n.isPannable()&&!s)return l.moveTo(h,!0),!0;let{bounds:p}=n,d=n.pan[t]+a;if(this.pswp.options.allowPanToNext&&i==="x"&&t==="x"&&!s){let c=l.getCurrSlideX(),m=l.x-c,u=a>0,f=!u;if(d>p.min[t]&&u){if(p.min[t]<=this.startPan[t])return l.moveTo(h,!0),!0;this._setPanWithFriction(t,d)}else if(d<p.max[t]&&f){if(this.startPan[t]<=p.max[t])return l.moveTo(h,!0),!0;this._setPanWithFriction(t,d)}else if(m!==0){if(m>0)return l.moveTo(Math.max(h,c),!0),!0;if(m<0)return l.moveTo(Math.min(h,c),!0),!0}else this._setPanWithFriction(t,d)}else t==="y"?!l.isShifted()&&p.min.y!==p.max.y&&this._setPanWithFriction(t,d):this._setPanWithFriction(t,d);return!1}_getVerticalDragRatio(t){var e,i;return(t-((e=(i=this.pswp.currSlide)===null||i===void 0?void 0:i.bounds.center.y)!==null&&e!==void 0?e:0))/(this.pswp.viewportSize.y/3)}_setPanWithFriction(t,e,i){let{currSlide:o}=this.pswp;if(!o)return;let{pan:s,bounds:n}=o;if(n.correctPan(t,e)!==e||i){let a=Math.round(e-s[t]);s[t]+=a*(i||ae)}else s[t]=e}},de=.05,ce=.15;function Ft(r,t,e){return r.x=(t.x+e.x)/2,r.y=(t.y+e.y)/2,r}var $=class{constructor(t){this.gestures=t,this._startPan={x:0,y:0},this._startZoomPoint={x:0,y:0},this._zoomPoint={x:0,y:0},this._wasOverFitZoomLevel=!1,this._startZoomLevel=1}start(){let{currSlide:t}=this.gestures.pswp;t&&(this._startZoomLevel=t.currZoomLevel,g(this._startPan,t.pan)),this.gestures.pswp.animations.stopAllPan(),this._wasOverFitZoomLevel=!1}change(){let{p1:t,startP1:e,p2:i,startP2:o,pswp:s}=this.gestures,{currSlide:n}=s;if(!n)return;let l=n.zoomLevels.min,a=n.zoomLevels.max;if(!n.isZoomable()||s.mainScroll.isShifted())return;Ft(this._startZoomPoint,e,o),Ft(this._zoomPoint,t,i);let h=1/Q(e,o)*Q(t,i)*this._startZoomLevel;if(h>n.zoomLevels.initial+n.zoomLevels.initial/15&&(this._wasOverFitZoomLevel=!0),h<l)if(s.options.pinchToClose&&!this._wasOverFitZoomLevel&&this._startZoomLevel<=n.zoomLevels.initial){let p=1-(l-h)/(l/1.2);s.dispatch("pinchClose",{bgOpacity:p}).defaultPrevented||s.applyBgOpacity(p)}else h=l-(l-h)*ce;else h>a&&(h=a+(h-a)*de);n.pan.x=this._calculatePanForZoomLevel("x",h),n.pan.y=this._calculatePanForZoomLevel("y",h),n.setZoomLevel(h),n.applyCurrentZoomPan()}end(){let{pswp:t}=this.gestures,{currSlide:e}=t;(!e||e.currZoomLevel<e.zoomLevels.initial)&&!this._wasOverFitZoomLevel&&t.options.pinchToClose?t.close():this.correctZoomPan()}_calculatePanForZoomLevel(t,e){let i=e/this._startZoomLevel;return this._zoomPoint[t]-(this._startZoomPoint[t]-this._startPan[t])*i}correctZoomPan(t){let{pswp:e}=this.gestures,{currSlide:i}=e;if(!(i!=null&&i.isZoomable()))return;this._zoomPoint.x===0&&(t=!0);let o=i.currZoomLevel,s,n=!0;o<i.zoomLevels.initial?s=i.zoomLevels.initial:o>i.zoomLevels.max?s=i.zoomLevels.max:(n=!1,s=o);let l=e.bgOpacity,a=e.bgOpacity<1,h=g({x:0,y:0},i.pan),p=g({x:0,y:0},h);t&&(this._zoomPoint.x=0,this._zoomPoint.y=0,this._startZoomPoint.x=0,this._startZoomPoint.y=0,this._startZoomLevel=o,g(this._startPan,h)),n&&(p={x:this._calculatePanForZoomLevel("x",s),y:this._calculatePanForZoomLevel("y",s)}),i.setZoomLevel(s),p={x:i.bounds.correctPan("x",p.x),y:i.bounds.correctPan("y",p.y)},i.setZoomLevel(o);let d=!O(p,h);if(!d&&!n&&!a){i._setResolution(s),i.applyCurrentZoomPan();return}e.animations.stopAllPan(),e.animations.startSpring({isPan:!0,start:0,end:1e3,velocity:0,dampingRatio:1,naturalFrequency:40,onUpdate:c=>{if(c/=1e3,d||n){if(d&&(i.pan.x=h.x+(p.x-h.x)*c,i.pan.y=h.y+(p.y-h.y)*c),n){let m=o+(s-o)*c;i.setZoomLevel(m)}i.applyCurrentZoomPan()}a&&e.bgOpacity<1&&e.applyBgOpacity(P(l+(1-l)*c,0,1))},onComplete:()=>{i._setResolution(s),i.applyCurrentZoomPan()}})}};function Gt(r){return!!r.target.closest(".pswp__container")}var tt=class{constructor(t){this.gestures=t}click(t,e){let i=e.target.classList,o=i.contains("pswp__img"),s=i.contains("pswp__item")||i.contains("pswp__zoom-wrap");o?this._doClickOrTapAction("imageClick",t,e):s&&this._doClickOrTapAction("bgClick",t,e)}tap(t,e){Gt(e)&&this._doClickOrTapAction("tap",t,e)}doubleTap(t,e){Gt(e)&&this._doClickOrTapAction("doubleTap",t,e)}_doClickOrTapAction(t,e,i){var o;let{pswp:s}=this.gestures,{currSlide:n}=s,l=t+"Action",a=s.options[l];if(!s.dispatch(l,{point:e,originalEvent:i}).defaultPrevented){if(typeof a=="function"){a.call(s,e,i);return}switch(a){case"close":case"next":s[a]();break;case"zoom":n==null||n.toggleZoom(e);break;case"zoom-or-close":n!=null&&n.isZoomable()&&n.zoomLevels.secondary!==n.zoomLevels.initial?n.toggleZoom(e):s.options.clickToCloseNonZoomable&&s.close();break;case"toggle-controls":(o=this.gestures.pswp.element)===null||o===void 0||o.classList.toggle("pswp--ui-visible");break}}}},me=10,ge=300,ue=25,et=class{constructor(t){this.pswp=t,this.dragAxis=null,this.p1={x:0,y:0},this.p2={x:0,y:0},this.prevP1={x:0,y:0},this.prevP2={x:0,y:0},this.startP1={x:0,y:0},this.startP2={x:0,y:0},this.velocity={x:0,y:0},this._lastStartP1={x:0,y:0},this._intervalP1={x:0,y:0},this._numActivePoints=0,this._ongoingPointers=[],this._touchEventEnabled="ontouchstart"in window,this._pointerEventEnabled=!!window.PointerEvent,this.supportsTouch=this._touchEventEnabled||this._pointerEventEnabled&&navigator.maxTouchPoints>1,this._numActivePoints=0,this._intervalTime=0,this._velocityCalculated=!1,this.isMultitouch=!1,this.isDragging=!1,this.isZooming=!1,this.raf=null,this._tapTimer=null,this.supportsTouch||(t.options.allowPanToNext=!1),this.drag=new q(this),this.zoomLevels=new $(this),this.tapHandler=new tt(this),t.on("bindEvents",()=>{t.events.add(t.scrollWrap,"click",this._onClick.bind(this)),this._pointerEventEnabled?this._bindEvents("pointer","down","up","cancel"):this._touchEventEnabled?(this._bindEvents("touch","start","end","cancel"),t.scrollWrap&&(t.scrollWrap.ontouchmove=()=>{},t.scrollWrap.ontouchend=()=>{})):this._bindEvents("mouse","down","up")})}_bindEvents(t,e,i,o){let{pswp:s}=this,{events:n}=s,l=o?t+o:"";n.add(s.scrollWrap,t+e,this.onPointerDown.bind(this)),n.add(window,t+"move",this.onPointerMove.bind(this)),n.add(window,t+i,this.onPointerUp.bind(this)),l&&n.add(s.scrollWrap,l,this.onPointerUp.bind(this))}onPointerDown(t){let e=t.type==="mousedown"||t.pointerType==="mouse";if(e&&t.button>0)return;let{pswp:i}=this;if(!i.opener.isOpen){t.preventDefault();return}i.dispatch("pointerDown",{originalEvent:t}).defaultPrevented||(e&&(i.mouseDetected(),this._preventPointerEventBehaviour(t,"down")),i.animations.stopAll(),this._updatePoints(t,"down"),this._numActivePoints===1&&(this.dragAxis=null,g(this.startP1,this.p1)),this._numActivePoints>1?(this._clearTapTimer(),this.isMultitouch=!0):this.isMultitouch=!1)}onPointerMove(t){this._preventPointerEventBehaviour(t,"move"),this._numActivePoints&&(this._updatePoints(t,"move"),!this.pswp.dispatch("pointerMove",{originalEvent:t}).defaultPrevented&&(this._numActivePoints===1&&!this.isDragging?(this.dragAxis||this._calculateDragDirection(),this.dragAxis&&!this.isDragging&&(this.isZooming&&(this.isZooming=!1,this.zoomLevels.end()),this.isDragging=!0,this._clearTapTimer(),this._updateStartPoints(),this._intervalTime=Date.now(),this._velocityCalculated=!1,g(this._intervalP1,this.p1),this.velocity.x=0,this.velocity.y=0,this.drag.start(),this._rafStopLoop(),this._rafRenderLoop())):this._numActivePoints>1&&!this.isZooming&&(this._finishDrag(),this.isZooming=!0,this._updateStartPoints(),this.zoomLevels.start(),this._rafStopLoop(),this._rafRenderLoop())))}_finishDrag(){this.isDragging&&(this.isDragging=!1,this._velocityCalculated||this._updateVelocity(!0),this.drag.end(),this.dragAxis=null)}onPointerUp(t){this._numActivePoints&&(this._updatePoints(t,"up"),!this.pswp.dispatch("pointerUp",{originalEvent:t}).defaultPrevented&&(this._numActivePoints===0&&(this._rafStopLoop(),this.isDragging?this._finishDrag():!this.isZooming&&!this.isMultitouch&&this._finishTap(t)),this._numActivePoints<2&&this.isZooming&&(this.isZooming=!1,this.zoomLevels.end(),this._numActivePoints===1&&(this.dragAxis=null,this._updateStartPoints()))))}_rafRenderLoop(){(this.isDragging||this.isZooming)&&(this._updateVelocity(),this.isDragging?O(this.p1,this.prevP1)||this.drag.change():(!O(this.p1,this.prevP1)||!O(this.p2,this.prevP2))&&this.zoomLevels.change(),this._updatePrevPoints(),this.raf=requestAnimationFrame(this._rafRenderLoop.bind(this)))}_updateVelocity(t){let e=Date.now(),i=e-this._intervalTime;i<50&&!t||(this.velocity.x=this._getVelocity("x",i),this.velocity.y=this._getVelocity("y",i),this._intervalTime=e,g(this._intervalP1,this.p1),this._velocityCalculated=!0)}_finishTap(t){let{mainScroll:e}=this.pswp;if(e.isShifted()){e.moveIndexBy(0,!0);return}if(t.type.indexOf("cancel")>0)return;if(t.type==="mouseup"||t.pointerType==="mouse"){this.tapHandler.click(this.startP1,t);return}let i=this.pswp.options.doubleTapAction?ge:0;this._tapTimer?(this._clearTapTimer(),Q(this._lastStartP1,this.startP1)<ue&&this.tapHandler.doubleTap(this.startP1,t)):(g(this._lastStartP1,this.startP1),this._tapTimer=setTimeout(()=>{this.tapHandler.tap(this.startP1,t),this._clearTapTimer()},i))}_clearTapTimer(){this._tapTimer&&(clearTimeout(this._tapTimer),this._tapTimer=null)}_getVelocity(t,e){let i=this.p1[t]-this._intervalP1[t];return Math.abs(i)>1&&e>5?i/e:0}_rafStopLoop(){this.raf&&(cancelAnimationFrame(this.raf),this.raf=null)}_preventPointerEventBehaviour(t,e){this.pswp.applyFilters("preventPointerEvent",!0,t,e)&&t.preventDefault()}_updatePoints(t,e){if(this._pointerEventEnabled){let i=t,o=this._ongoingPointers.findIndex(s=>s.id===i.pointerId);e==="up"&&o>-1?this._ongoingPointers.splice(o,1):e==="down"&&o===-1?this._ongoingPointers.push(this._convertEventPosToPoint(i,{x:0,y:0})):o>-1&&this._convertEventPosToPoint(i,this._ongoingPointers[o]),this._numActivePoints=this._ongoingPointers.length,this._numActivePoints>0&&g(this.p1,this._ongoingPointers[0]),this._numActivePoints>1&&g(this.p2,this._ongoingPointers[1])}else{let i=t;this._numActivePoints=0,i.type.indexOf("touch")>-1?i.touches&&i.touches.length>0&&(this._convertEventPosToPoint(i.touches[0],this.p1),this._numActivePoints++,i.touches.length>1&&(this._convertEventPosToPoint(i.touches[1],this.p2),this._numActivePoints++)):(this._convertEventPosToPoint(t,this.p1),e==="up"?this._numActivePoints=0:this._numActivePoints++)}}_updatePrevPoints(){g(this.prevP1,this.p1),g(this.prevP2,this.p2)}_updateStartPoints(){g(this.startP1,this.p1),g(this.startP2,this.p2),this._updatePrevPoints()}_calculateDragDirection(){if(this.pswp.mainScroll.isShifted())this.dragAxis="x";else{let t=Math.abs(this.p1.x-this.startP1.x)-Math.abs(this.p1.y-this.startP1.y);if(t!==0){let e=t>0?"x":"y";Math.abs(this.p1[e]-this.startP1[e])>=me&&(this.dragAxis=e)}}}_convertEventPosToPoint(t,e){return e.x=t.pageX-this.pswp.offset.x,e.y=t.pageY-this.pswp.offset.y,"pointerId"in t?e.id=t.pointerId:t.identifier!==void 0&&(e.id=t.identifier),e}_onClick(t){this.pswp.mainScroll.isShifted()&&(t.preventDefault(),t.stopPropagation())}},fe=.35,it=class{constructor(t){this.pswp=t,this.x=0,this.slideWidth=0,this._currPositionIndex=0,this._prevPositionIndex=0,this._containerShiftIndex=-1,this.itemHolders=[]}resize(t){let{pswp:e}=this,i=Math.round(e.viewportSize.x+e.viewportSize.x*e.options.spacing),o=i!==this.slideWidth;o&&(this.slideWidth=i,this.moveTo(this.getCurrSlideX())),this.itemHolders.forEach((s,n)=>{o&&v(s.el,(n+this._containerShiftIndex)*this.slideWidth),t&&s.slide&&s.slide.resize()})}resetPosition(){this._currPositionIndex=0,this._prevPositionIndex=0,this.slideWidth=0,this._containerShiftIndex=-1}appendHolders(){this.itemHolders=[];for(let t=0;t<3;t++){let e=I("pswp__item","div",this.pswp.container);e.setAttribute("role","group"),e.setAttribute("aria-roledescription","slide"),e.setAttribute("aria-hidden","true"),e.style.display=t===1?"block":"none",this.itemHolders.push({el:e})}}canBeSwiped(){return this.pswp.getNumItems()>1}moveIndexBy(t,e,i){let{pswp:o}=this,s=o.potentialIndex+t,n=o.getNumItems();if(o.canLoop()){s=o.getLoopedIndex(s);let a=(t+n)%n;a<=n/2?t=a:t=a-n}else s<0?s=0:s>=n&&(s=n-1),t=s-o.potentialIndex;o.potentialIndex=s,this._currPositionIndex-=t,o.animations.stopMainScroll();let l=this.getCurrSlideX();if(!e)this.moveTo(l),this.updateCurrItem();else{o.animations.startSpring({isMainScroll:!0,start:this.x,end:l,velocity:i||0,naturalFrequency:30,dampingRatio:1,onUpdate:h=>{this.moveTo(h)},onComplete:()=>{this.updateCurrItem(),o.appendHeavy()}});let a=o.potentialIndex-o.currIndex;if(o.canLoop()){let h=(a+n)%n;h<=n/2?a=h:a=h-n}Math.abs(a)>1&&this.updateCurrItem()}return!!t}getCurrSlideX(){return this.slideWidth*this._currPositionIndex}isShifted(){return this.x!==this.getCurrSlideX()}updateCurrItem(){var t;let{pswp:e}=this,i=this._prevPositionIndex-this._currPositionIndex;if(!i)return;this._prevPositionIndex=this._currPositionIndex,e.currIndex=e.potentialIndex;let o=Math.abs(i),s;o>=3&&(this._containerShiftIndex+=i+(i>0?-3:3),o=3,this.itemHolders.forEach(n=>{var l;(l=n.slide)===null||l===void 0||l.destroy(),n.slide=void 0}));for(let n=0;n<o;n++)i>0?(s=this.itemHolders.shift(),s&&(this.itemHolders[2]=s,this._containerShiftIndex++,v(s.el,(this._containerShiftIndex+2)*this.slideWidth),e.setContent(s,e.currIndex-o+n+2))):(s=this.itemHolders.pop(),s&&(this.itemHolders.unshift(s),this._containerShiftIndex--,v(s.el,this._containerShiftIndex*this.slideWidth),e.setContent(s,e.currIndex+o-n-2)));Math.abs(this._containerShiftIndex)>50&&!this.isShifted()&&(this.resetPosition(),this.resize()),e.animations.stopAllPan(),this.itemHolders.forEach((n,l)=>{n.slide&&n.slide.setIsActive(l===1)}),e.currSlide=(t=this.itemHolders[1])===null||t===void 0?void 0:t.slide,e.contentLoader.updateLazy(i),e.currSlide&&e.currSlide.applyCurrentZoomPan(),e.dispatch("change")}moveTo(t,e){if(!this.pswp.canLoop()&&e){let i=(this.slideWidth*this._currPositionIndex-t)/this.slideWidth;i+=this.pswp.currIndex;let o=Math.round(t-this.x);(i<0&&o>0||i>=this.pswp.getNumItems()-1&&o<0)&&(t=this.x+o*fe)}this.x=t,this.pswp.container&&v(this.pswp.container,t),this.pswp.dispatch("moveMainScroll",{x:t,dragging:e!=null?e:!1})}},Ie={Escape:27,z:90,ArrowLeft:37,ArrowUp:38,ArrowRight:39,ArrowDown:40,Tab:9},y=(r,t)=>t?r:Ie[r],ot=class{constructor(t){this.pswp=t,this._wasFocused=!1,t.on("bindEvents",()=>{t.options.trapFocus&&(t.options.initialPointerPos||this._focusRoot(),t.events.add(document,"focusin",this._onFocusIn.bind(this))),t.events.add(document,"keydown",this._onKeyDown.bind(this))});let e=document.activeElement;t.on("destroy",()=>{t.options.returnFocus&&e&&this._wasFocused&&e.focus()})}_focusRoot(){!this._wasFocused&&this.pswp.element&&(this.pswp.element.focus(),this._wasFocused=!0)}_onKeyDown(t){let{pswp:e}=this;if(e.dispatch("keydown",{originalEvent:t}).defaultPrevented||ne(t))return;let i,o,s=!1,n="key"in t;switch(n?t.key:t.keyCode){case y("Escape",n):e.options.escKey&&(i="close");break;case y("z",n):i="toggleZoom";break;case y("ArrowLeft",n):o="x";break;case y("ArrowUp",n):o="y";break;case y("ArrowRight",n):o="x",s=!0;break;case y("ArrowDown",n):s=!0,o="y";break;case y("Tab",n):this._focusRoot();break}if(o){t.preventDefault();let{currSlide:l}=e;e.options.arrowKeys&&o==="x"&&e.getNumItems()>1?i=s?"next":"prev":l&&l.currZoomLevel>l.zoomLevels.fit&&(l.pan[o]+=s?-80:80,l.panTo(l.pan.x,l.pan.y))}i&&(t.preventDefault(),e[i]())}_onFocusIn(t){let{template:e}=this.pswp;e&&document!==t.target&&e!==t.target&&!e.contains(t.target)&&e.focus()}},Ce="cubic-bezier(.4,0,.22,1)",st=class{constructor(t){var e;this.props=t;let{target:i,onComplete:o,transform:s,onFinish:n=()=>{},duration:l=333,easing:a=Ce}=t;this.onFinish=n;let h=s?"transform":"opacity",p=(e=t[h])!==null&&e!==void 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t.options[o+"SVG"]=="string"&&(s=t.options[o+"SVG"]),t.dispatch("uiElementCreate",{data:e});let n="";e.isButton?(n+="pswp__button ",n+=e.className||`pswp__button--${e.name}`):n+=e.className||`pswp__${e.name}`;let l=e.isButton?e.tagName||"button":e.tagName||"div";l=l.toLowerCase();let a=I(n,l);if(e.isButton){l==="button"&&(a.type="button");let{title:d}=e,{ariaLabel:c}=e;typeof t.options[o+"Title"]=="string"&&(d=t.options[o+"Title"]),d&&(a.title=d);let m=c||d;m&&a.setAttribute("aria-label",m)}a.innerHTML=xe(s),e.onInit&&e.onInit(a,t),e.onClick&&(a.onclick=d=>{typeof e.onClick=="string"?t[e.onClick]():typeof e.onClick=="function"&&e.onClick(d,a,t)});let h=e.appendTo||"bar",p=t.element;h==="bar"?(t.topBar||(t.topBar=I("pswp__top-bar pswp__hide-on-close","div",t.scrollWrap)),p=t.topBar):(a.classList.add("pswp__hide-on-close"),h==="wrapper"&&(p=t.scrollWrap)),(i=p)===null||i===void 0||i.appendChild(t.applyFilters("uiElement",a,e))}};function Nt(r,t,e){r.classList.add("pswp__button--arrow"),r.setAttribute("aria-controls","pswp__items"),t.on("change",()=>{t.options.loop||(e?r.disabled=!(t.currIndex<t.getNumItems()-1):r.disabled=!(t.currIndex>0))})}var ye={name:"arrowPrev",className:"pswp__button--arrow--prev",title:"Previous",order:10,isButton:!0,appendTo:"wrapper",html:{isCustomSVG:!0,size:60,inner:'<path d="M29 43l-3 3-16-16 16-16 3 3-13 13 13 13z" id="pswp__icn-arrow"/>',outlineID:"pswp__icn-arrow"},onClick:"prev",onInit:Nt},ve={name:"arrowNext",className:"pswp__button--arrow--next",title:"Next",order:11,isButton:!0,appendTo:"wrapper",html:{isCustomSVG:!0,size:60,inner:'<use xlink:href="#pswp__icn-arrow"/>',outlineID:"pswp__icn-arrow"},onClick:"next",onInit:(r,t)=>{Nt(r,t,!0)}},we={name:"close",title:"Close",order:20,isButton:!0,html:{isCustomSVG:!0,inner:'<path d="M24 10l-2-2-6 6-6-6-2 2 6 6-6 6 2 2 6-6 6 6 2-2-6-6z" 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o;e.msrc=s.currentSrc||s.src,e.alt=(o=s.getAttribute("alt"))!==null&&o!==void 0?o:""}(i.dataset.pswpCropped||i.dataset.cropped)&&(e.thumbCropped=!0)}return this.applyFilters("domItemData",e,t,i)}lazyLoadData(t,e){return Ht(t,this,e)}},E=.003,It=class{constructor(t){this.pswp=t,this.isClosed=!0,this.isOpen=!1,this.isClosing=!1,this.isOpening=!1,this._duration=void 0,this._useAnimation=!1,this._croppedZoom=!1,this._animateRootOpacity=!1,this._animateBgOpacity=!1,this._placeholder=void 0,this._opacityElement=void 0,this._cropContainer1=void 0,this._cropContainer2=void 0,this._thumbBounds=void 0,this._prepareOpen=this._prepareOpen.bind(this),t.on("firstZoomPan",this._prepareOpen)}open(){this._prepareOpen(),this._start()}close(){if(this.isClosed||this.isClosing||this.isOpening)return;let t=this.pswp.currSlide;this.isOpen=!1,this.isOpening=!1,this.isClosing=!0,this._duration=this.pswp.options.hideAnimationDuration,t&&t.currZoomLevel*t.width>=this.pswp.options.maxWidthToAnimate&&(this._duration=0),this._applyStartProps(),setTimeout(()=>{this._start()},this._croppedZoom?30:0)}_prepareOpen(){if(this.pswp.off("firstZoomPan",this._prepareOpe