/*!
TIFY v0.36.2
(c) 2017-2026 Göttingen State and University Library (https://www.sub.uni-goettingen.de/)
AGPL-3.0
https://tify.rocks/
*/
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* (c) 2018-present Yuxi (Evan) You and Vue contributors
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_={originalEvent:p,eventType:"lostpointercapture",pointerType:m(p),isEmulated:!1};w(g,_),p.target===g.element&&C(g,{id:p.pointerId,type:m(p)},!1),_.stopPropagation&&e.stopEvent(p)}function ge(g,p){var _={id:f(p),type:m(p),isPrimary:v(p),currentPos:y(p),currentTime:e.now()},b={originalEvent:p,eventType:"pointerenter",pointerType:_.type,isEmulated:!1};w(g,b),A(g,b,_)}function Wt(g,p){var _={id:f(p),type:m(p),isPrimary:v(p),currentPos:y(p),currentTime:e.now()},b={originalEvent:p,eventType:"pointerleave",pointerType:_.type,isEmulated:!1};w(g,b),O(g,b,_)}function jt(g,p){var _={id:f(p),type:m(p),isPrimary:v(p),currentPos:y(p),currentTime:e.now()},b={originalEvent:p,eventType:"pointerover",pointerType:_.type,isEmulated:!1};w(g,b),B(g,b,_),b.preventDefault&&!b.defaultPrevented&&e.cancelEvent(p),b.stopPropagation&&e.stopEvent(p)}function ot(g,p){var 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b={originalEvent:p,eventType:"pointerup",pointerType:_.type,isEmulated:!1};w(g,b),Z(g,b,_,p.button),b.preventDefault&&!b.defaultPrevented&&e.cancelEvent(p),b.stopPropagation&&e.stopEvent(p),b.shouldReleaseCapture&&(p.target===g.element?h(g,_):C(g,_,!1))}function si(g,p){I(g,p)}function P(g,p){var _=g.getActivePointersListByType(m(p));_.getById(p.pointerId)&&I(g,p),e.stopEvent(p)}function I(g,p){var _={id:f(p),type:m(p),isPrimary:v(p),currentPos:y(p),currentTime:e.now()},b={originalEvent:p,eventType:"pointermove",pointerType:_.type,isEmulated:!1};w(g,b),ne(g,b,_),b.preventDefault&&!b.defaultPrevented&&e.cancelEvent(p),b.stopPropagation&&e.stopEvent(p)}function H(g,p){var _={id:p.pointerId,type:m(p)},b={originalEvent:p,eventType:"pointercancel",pointerType:_.type,isEmulated:!1};w(g,b),X(g,b,_),b.stopPropagation&&e.stopEvent(p)}function V(g,p){return 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b=g.getActivePointersListByType(_.type),k;k=b.getById(_.id),k?(k.insideElement=!0,k.lastPos=k.currentPos,k.lastTime=k.currentTime,k.currentPos=_.currentPos,k.currentTime=_.currentTime,_=k):(_.captured=!1,_.insideElementPressed=!1,_.insideElement=!0,V(b,_)),g.enterHandler&&g.enterHandler({eventSource:g,pointerType:_.type,position:x(_.currentPos,g.element),buttons:b.buttons,pointers:g.getActivePointerCount(),insideElementPressed:_.insideElementPressed,buttonDownAny:b.buttons!==0,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData})}function O(g,p,_){var 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b,k;b=g.getActivePointersListByType(_.type),k=b.getById(_.id),k?_=k:(_.captured=!1,_.insideElementPressed=!1),g.overHandler&&g.overHandler({eventSource:g,pointerType:_.type,position:x(_.currentPos,g.element),buttons:b.buttons,pointers:g.getActivePointerCount(),insideElementPressed:_.insideElementPressed,buttonDownAny:b.buttons!==0,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData})}function F(g,p,_){var b,k;b=g.getActivePointersListByType(_.type),k=b.getById(_.id),k?_=k:(_.captured=!1,_.insideElementPressed=!1),g.outHandler&&g.outHandler({eventSource:g,pointerType:_.type,position:_.currentPos&&x(_.currentPos,g.element),buttons:b.buttons,pointers:g.getActivePointerCount(),insideElementPressed:_.insideElementPressed,buttonDownAny:b.buttons!==0,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData})}function W(g,p,_,b){var k=n[g.hash],G=g.getActivePointersListByType(_.type),J;if(typeof p.originalEvent.buttons<"u"?G.buttons=p.originalEvent.buttons:b===0?G.buttons|=1:b===1?G.buttons|=4:b===2?G.buttons|=2:b===3?G.buttons|=8:b===4?G.buttons|=16:b===5&&(G.buttons|=32),b!==0){p.shouldCapture=!1,p.shouldReleaseCapture=!1,g.nonPrimaryPressHandler&&!p.preventGesture&&!p.defaultPrevented&&(p.preventDefault=!0,g.nonPrimaryPressHandler({eventSource:g,pointerType:_.type,position:x(_.currentPos,g.element),button:b,buttons:G.buttons,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData}));return}J=G.getById(_.id),J?(J.insideElementPressed=!0,J.insideElement=!0,J.originalTarget=p.originalEvent.target,J.contactPos=_.currentPos,J.contactTime=_.currentTime,J.lastPos=J.currentPos,J.lastTime=J.currentTime,J.currentPos=_.currentPos,J.currentTime=_.currentTime,_=J):(_.captured=!1,_.insideElementPressed=!0,_.insideElement=!0,_.originalTarget=p.originalEvent.target,V(G,_)),G.addContact(),!p.preventGesture&&!p.defaultPrevented?(p.shouldCapture=!0,p.shouldReleaseCapture=!1,p.preventDefault=!0,(g.dragHandler||g.dragEndHandler||g.pinchHandler)&&e.MouseTracker.gesturePointVelocityTracker.addPoint(g,_),G.contacts===1?g.pressHandler&&!p.preventGesture&&g.pressHandler({eventSource:g,pointerType:_.type,position:x(_.contactPos,g.element),buttons:G.buttons,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData}):G.contacts===2&&g.pinchHandler&&_.type==="touch"&&(k.pinchGPoints=G.asArray(),k.lastPinchDist=k.currentPinchDist=k.pinchGPoints[0].currentPos.distanceTo(k.pinchGPoints[1].currentPos),k.lastPinchCenter=k.currentPinchCenter=E(k.pinchGPoints[0].currentPos,k.pinchGPoints[1].currentPos))):(p.shouldCapture=!1,p.shouldReleaseCapture=!1)}function Z(g,p,_,b){var k=n[g.hash],G=g.getActivePointersListByType(_.type),J,ve,re,He=!1,Fe;if(typeof p.originalEvent.buttons<"u"?G.buttons=p.originalEvent.buttons:b===0?G.buttons^=-2:b===1?G.buttons^=-5:b===2?G.buttons^=-3:b===3?G.buttons^=-9:b===4?G.buttons^=-17:b===5&&(G.buttons^=-33),p.shouldCapture=!1,b!==0){p.shouldReleaseCapture=!1,g.nonPrimaryReleaseHandler&&!p.preventGesture&&!p.defaultPrevented&&(p.preventDefault=!0,g.nonPrimaryReleaseHandler({eventSource:g,pointerType:_.type,position:x(_.currentPos,g.element),button:b,buttons:G.buttons,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData}));return}re=G.getById(_.id),re?(G.removeContact(),re.captured&&(He=!0),re.lastPos=re.currentPos,re.lastTime=re.currentTime,re.currentPos=_.currentPos,re.currentTime=_.currentTime,re.insideElement||N(g,G,re),J=re.currentPos,ve=re.currentTime):(_.captured=!1,_.insideElementPressed=!1,_.insideElement=!0,V(G,_),re=_),!p.preventGesture&&!p.defaultPrevented&&(He?(p.shouldReleaseCapture=!0,p.preventDefault=!0,(g.dragHandler||g.dragEndHandler||g.pinchHandler)&&e.MouseTracker.gesturePointVelocityTracker.removePoint(g,re),G.contacts===0?(g.releaseHandler&&J&&g.releaseHandler({eventSource:g,pointerType:re.type,position:x(J,g.element),buttons:G.buttons,insideElementPressed:re.insideElementPressed,insideElementReleased:re.insideElement,isTouchEvent:re.type==="touch",originalEvent:p.originalEvent,userData:g.userData}),g.dragEndHandler&&k.sentDragEvent&&g.dragEndHandler({eventSource:g,pointerType:re.type,position:x(re.currentPos,g.element),speed:re.speed,direction:re.direction,shift:p.originalEvent.shiftKey,isTouchEvent:re.type==="touch",originalEvent:p.originalEvent,userData:g.userData}),k.sentDragEvent=!1,(g.clickHandler||g.dblClickHandler)&&re.insideElement&&(Fe=ve-re.contactTime<=g.clickTimeThreshold&&re.contactPos.distanceTo(J)<=g.clickDistThreshold,g.clickHandler&&g.clickHandler({eventSource:g,pointerType:re.type,position:x(re.currentPos,g.element),quick:Fe,shift:p.originalEvent.shiftKey,isTouchEvent:re.type==="touch",originalEvent:p.originalEvent,originalTarget:re.originalTarget,userData:g.userData}),g.dblClickHandler&&Fe&&(G.clicks++,G.clicks===1?(k.lastClickPos=J,k.dblClickTimeOut=setTimeout(function(){G.clicks=0},g.dblClickTimeThreshold)):G.clicks===2&&(clearTimeout(k.dblClickTimeOut),G.clicks=0,k.lastClickPos.distanceTo(J)<=g.dblClickDistThreshold&&g.dblClickHandler({eventSource:g,pointerType:re.type,position:x(re.currentPos,g.element),shift:p.originalEvent.shiftKey,isTouchEvent:re.type==="touch",originalEvent:p.originalEvent,userData:g.userData}),k.lastClickPos=null)))):G.contacts===2&&g.pinchHandler&&re.type==="touch"&&(k.pinchGPoints=G.asArray(),k.lastPinchDist=k.currentPinchDist=k.pinchGPoints[0].currentPos.distanceTo(k.pinchGPoints[1].currentPos),k.lastPinchCenter=k.currentPinchCenter=E(k.pinchGPoints[0].currentPos,k.pinchGPoints[1].currentPos))):(p.shouldReleaseCapture=!1,g.releaseHandler&&J&&(g.releaseHandler({eventSource:g,pointerType:re.type,position:x(J,g.element),buttons:G.buttons,insideElementPressed:re.insideElementPressed,insideElementReleased:re.insideElement,isTouchEvent:re.type==="touch",originalEvent:p.originalEvent,userData:g.userData}),p.preventDefault=!0)))}function ne(g,p,_){var b=n[g.hash],k=g.getActivePointersListByType(_.type),G,J,ve;if(typeof p.originalEvent.buttons<"u"&&(k.buttons=p.originalEvent.buttons),G=k.getById(_.id),G)G.lastPos=G.currentPos,G.lastTime=G.currentTime,G.currentPos=_.currentPos,G.currentTime=_.currentTime;else return;p.shouldCapture=!1,p.shouldReleaseCapture=!1,g.stopHandler&&_.type==="mouse"&&(clearTimeout(g.stopTimeOut),g.stopTimeOut=setTimeout(function(){ae(g,p.originalEvent,_.type)},g.stopDelay)),k.contacts===0?g.moveHandler&&g.moveHandler({eventSource:g,pointerType:_.type,position:x(_.currentPos,g.element),buttons:k.buttons,isTouchEvent:_.type==="touch",originalEvent:p.originalEvent,userData:g.userData}):k.contacts===1?(g.moveHandler&&(G=k.asArray()[0],g.moveHandler({eventSource:g,pointerType:G.type,position:x(G.currentPos,g.element),buttons:k.buttons,isTouchEvent:G.type==="touch",originalEvent:p.originalEvent,userData:g.userData})),g.dragHandler&&!p.preventGesture&&!p.defaultPrevented&&(G=k.asArray()[0],ve=G.currentPos.minus(G.lastPos),g.dragHandler({eventSource:g,pointerType:G.type,position:x(G.currentPos,g.element),buttons:k.buttons,delta:ve,speed:G.speed,direction:G.direction,shift:p.originalEvent.shiftKey,isTouchEvent:G.type==="touch",originalEvent:p.originalEvent,userData:g.userData}),p.preventDefault=!0,b.sentDragEvent=!0)):k.contacts===2&&(g.moveHandler&&(J=k.asArray(),g.moveHandler({eventSource:g,pointerType:J[0].type,position:x(E(J[0].currentPos,J[1].currentPos),g.element),buttons:k.buttons,isTouchEvent:J[0].type==="touch",originalEvent:p.originalEvent,userData:g.userData})),g.pinchHandler&&_.type==="touch"&&!p.preventGesture&&!p.defaultPrevented&&(ve=b.pinchGPoints[0].currentPos.distanceTo(b.pinchGPoints[1].currentPos),ve!==b.currentPinchDist&&(b.lastPinchDist=b.currentPinchDist,b.currentPinchDist=ve,b.lastPinchCenter=b.currentPinchCenter,b.currentPinchCenter=E(b.pinchGPoints[0].currentPos,b.pinchGPoints[1].currentPos),g.pinchHandler({eventSource:g,pointerType:"touch",gesturePoints:b.pinchGPoints,lastCenter:x(b.lastPinchCenter,g.element),center:x(b.currentPinchCenter,g.element),lastDistance:b.lastPinchDist,distance:b.currentPinchDist,shift:p.originalEvent.shiftKey,originalEvent:p.originalEvent,userData:g.userData}),p.preventDefault=!0)))}function X(g,p,_){var b=g.getActivePointersListByType(_.type),k;k=b.getById(_.id),k&&N(g,b,k)}function ae(g,p,_){g.stopHandler&&g.stopHandler({eventSource:g,pointerType:_,position:T(p,g.element),buttons:g.getActivePointersListByType(_).buttons,isTouchEvent:_==="touch",originalEvent:p,userData:g.userData})}}(i),function(e){e.ControlAnchor={NONE:0,TOP_LEFT:1,TOP_RIGHT:2,BOTTOM_RIGHT:3,BOTTOM_LEFT:4,ABSOLUTE:5},e.Control=function(n,r,s){var o=n.parentNode;typeof r=="number"&&(e.console.error("Passing an anchor directly into the OpenSeadragon.Control constructor is deprecated; please use an options object instead.  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r.width=="number"?r.width+"px":r.width,this.wrapper.style.margin="0px",this.wrapper.style.padding="0px",this.element.style.position="relative",this.element.style.top="0px",this.element.style.left="0px",this.element.style.height="100%",this.element.style.width="100%"):(this.wrapper=e.makeNeutralElement("div"),this.wrapper.style.display="inline-block",this.anchor===e.ControlAnchor.NONE&&(this.wrapper.style.width=this.wrapper.style.height="100%")),this.wrapper.appendChild(this.element),r.attachToViewer?this.anchor===e.ControlAnchor.TOP_RIGHT||this.anchor===e.ControlAnchor.BOTTOM_RIGHT?this.container.insertBefore(this.wrapper,this.container.firstChild):this.container.appendChild(this.wrapper):o.appendChild(this.wrapper)},e.Control.prototype={destroy:function(){this.wrapper.removeChild(this.element),this.anchor!==e.ControlAnchor.NONE&&this.container.removeChild(this.wrapper)},isVisible:function(){return this.wrapper.style.display!=="none"},setVisible:function(n){this.wrapper.style.display=n?this.anchor===e.ControlAnchor.ABSOLUTE?"block":"inline-block":"none"},setOpacity:function(n){e.setElementOpacity(this.wrapper,n,!0)}}}(i),function(e){e.ControlDock=function(r){var s=["topleft","topright","bottomright","bottomleft"],o,l;for(e.extend(!0,this,{id:"controldock-"+e.now()+"-"+Math.floor(Math.random()*1e6),container:e.makeNeutralElement("div"),controls:[]},r),this.container.onsubmit=function(){return!1},this.element&&(this.element=e.getElement(this.element),this.element.appendChild(this.container),e.getElementStyle(this.element).position==="static"&&(this.element.style.position="relative"),this.container.style.width="100%",this.container.style.height="100%"),l=0;l<s.length;l++)o=s[l],this.controls[o]=e.makeNeutralElement("div"),this.controls[o].style.position="absolute",o.match("left")&&(this.controls[o].style.left="0px"),o.match("right")&&(this.controls[o].style.right="0px"),o.match("top")&&(this.controls[o].style.top="0px"),o.match("bottom")&&(this.controls[o].style.bottom="0px");this.container.appendChild(this.controls.topleft),this.container.appendChild(this.controls.topright),this.container.appendChild(this.controls.bottomright),this.container.appendChild(this.controls.bottomleft)},e.ControlDock.prototype={addControl:function(r,s){r=e.getElement(r);var o=null;if(!(n(this,r)>=0)){switch(s.anchor){case e.ControlAnchor.TOP_RIGHT:o=this.controls.topright,r.style.position="relative",r.style.paddingRight="0px",r.style.paddingTop="0px";break;case e.ControlAnchor.BOTTOM_RIGHT:o=this.controls.bottomright,r.style.position="relative",r.style.paddingRight="0px",r.style.paddingBottom="0px";break;case e.ControlAnchor.BOTTOM_LEFT:o=this.controls.bottomleft,r.style.position="relative",r.style.paddingLeft="0px",r.style.paddingBottom="0px";break;case e.ControlAnchor.TOP_LEFT:o=this.controls.topleft,r.style.position="relative",r.style.paddingLeft="0px",r.style.paddingTop="0px";break;case e.ControlAnchor.ABSOLUTE:o=this.container,r.style.margin="0px",r.style.padding="0px";break;default:case e.ControlAnchor.NONE:o=this.container,r.style.margin="0px",r.style.padding="0px";break}this.controls.push(new e.Control(r,s,o)),r.style.display="inline-block"}},removeControl:function(r){r=e.getElement(r);var s=n(this,r);return s>=0&&(this.controls[s].destroy(),this.controls.splice(s,1)),this},clearControls:function(){for(;this.controls.length>0;)this.controls.pop().destroy();return this},areControlsEnabled:function(){var r;for(r=this.controls.length-1;r>=0;r--)if(this.controls[r].isVisible())return!0;return!1},setControlsEnabled:function(r){var s;for(s=this.controls.length-1;s>=0;s--)this.controls[s].setVisible(r);return this}};function n(r,s){var o=r.controls,l;for(l=o.length-1;l>=0;l--)if(o[l].element===s)return l;return-1}}(i),function(e){e.Placement=e.freezeObject({CENTER:0,TOP_LEFT:1,TOP:2,TOP_RIGHT:3,RIGHT:4,BOTTOM_RIGHT:5,BOTTOM:6,BOTTOM_LEFT:7,LEFT:8,properties:{0:{isLeft:!1,isHorizontallyCentered:!0,isRight:!1,isTop:!1,isVerticallyCentered:!0,isBottom:!1},1:{isLeft:!0,isHorizontallyCentered:!1,isRight:!1,isTop:!0,isVerticallyCentered:!1,isBottom:!1},2:{isLeft:!1,isHorizontallyCentered:!0,isRight:!1,isTop:!0,isVerticallyCentered:!1,isBottom:!1},3:{isLeft:!1,isHorizontallyCentered:!1,isRight:!0,isTop:!0,isVerticallyCentered:!1,isBottom:!1},4:{isLeft:!1,isHorizontallyCentered:!1,isRight:!0,isTop:!1,isVerticallyCentered:!0,isBottom:!1},5:{isLeft:!1,isHorizontallyCentered:!1,isRight:!0,isTop:!1,isVerticallyCentered:!1,isBottom:!0},6:{isLeft:!1,isHorizontallyCentered:!0,isRight:!1,isTop:!1,isVerticallyCentered:!1,isBottom:!0},7:{isLeft:!0,isHorizontallyCentered:!1,isRight:!1,isTop:!1,isVerticallyCentered:!1,isBottom:!0},8:{isLeft:!0,isHorizontallyCentered:!1,isRight:!1,isTop:!1,isVerticallyCentered:!0,isBottom:!1}}})}(i),function(e){var 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e.MouseTracker({userData:"Viewer.innerTracker",element:this.canvas,startDisabled:!this.mouseNavEnabled,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,dblClickTimeThreshold:this.dblClickTimeThreshold,dblClickDistThreshold:this.dblClickDistThreshold,contextMenuHandler:e.delegate(this,T),keyDownHandler:e.delegate(this,x),keyHandler:e.delegate(this,E),clickHandler:e.delegate(this,M),dblClickHandler:e.delegate(this,L),dragHandler:e.delegate(this,U),dragEndHandler:e.delegate(this,K),enterHandler:e.delegate(this,q),leaveHandler:e.delegate(this,Y),pressHandler:e.delegate(this,te),releaseHandler:e.delegate(this,fe),nonPrimaryPressHandler:e.delegate(this,$),nonPrimaryReleaseHandler:e.delegate(this,j),scrollHandler:e.delegate(this,me),pinchHandler:e.delegate(this,ie),focusHandler:e.delegate(this,ce),blurHandler:e.delegate(this,ye)}),this.outerTracker=new e.MouseTracker({userData:"Viewer.outerTracker",element:this.container,startDisabled:!this.mouseNavEnabled,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,dblClickTimeThreshold:this.dblClickTimeThreshold,dblClickDistThreshold:this.dblClickDistThreshold,enterHandler:e.delegate(this,pe),leaveHandler:e.delegate(this,oe)}),this.toolbar&&(this.toolbar=new e.ControlDock({element:this.toolbar})),this.bindStandardControls(),n[this.hash].prevContainerSize=s(this.container),window.ResizeObserver?(this._autoResizePolling=!1,this._resizeObserver=new ResizeObserver(function(){n[C.hash].needsResize=!0}),this._resizeObserver.observe(this.container,{})):this._autoResizePolling=!0,this.world=new e.World({viewer:this}),this.world.addHandler("add-item",function(F){C.source=C.world.getItemAt(0).source,n[C.hash].forceRedraw=!0,C._updateRequestId||(C._updateRequestId=u(C,Ae))}),this.world.addHandler("remove-item",function(F){C.world.getItemCount()?C.source=C.world.getItemAt(0).source:C.source=null,n[C.hash].forceRedraw=!0}),this.world.addHandler("metrics-change",function(F){C.viewport&&C.viewport._setContentBounds(C.world.getHomeBounds(),C.world.getContentFactor())}),this.world.addHandler("item-index-change",function(F){C.source=C.world.getItemAt(0).source}),this.viewport=new e.Viewport({containerSize:n[this.hash].prevContainerSize,springStiffness:this.springStiffness,animationTime:this.animationTime,minZoomImageRatio:this.minZoomImageRatio,maxZoomPixelRatio:this.maxZoomPixelRatio,visibilityRatio:this.visibilityRatio,wrapHorizontal:this.wrapHorizontal,wrapVertical:this.wrapVertical,defaultZoomLevel:this.defaultZoomLevel,minZoomLevel:this.minZoomLevel,maxZoomLevel:this.maxZoomLevel,viewer:this,degrees:this.degrees,flipped:this.flipped,overlayPreserveContentDirection:this.overlayPreserveContentDirection,navigatorRotate:this.navigatorRotate,homeFillsViewer:this.homeFillsViewer,margins:this.viewportMargins,silenceMultiImageWarnings:this.silenceMultiImageWarnings}),this.viewport._setContentBounds(this.world.getHomeBounds(),this.world.getContentFactor()),this.imageLoader=new e.ImageLoader({jobLimit:this.imageLoaderLimit,timeout:d.timeout,tileRetryMax:this.tileRetryMax,tileRetryDelay:this.tileRetryDelay}),this.tileCache=new e.TileCache({maxImageCacheCount:this.maxImageCacheCount}),Object.prototype.hasOwnProperty.call(this.drawerOptions,"useCanvas")&&(e.console.error('useCanvas is deprecated, use the "drawer" option to indicate preferred drawer(s)'),this.drawerOptions.useCanvas||(this.drawer=e.HTMLDrawer),delete this.drawerOptions.useCanvas);let B=Array.isArray(this.drawer)?this.drawer:[this.drawer];B.length===0&&(B=[e.DEFAULT_SETTINGS.drawer].flat(),e.console.warn("No valid drawers were selected. 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w=0;w<this.world.getItemCount();w++)this.world.getItemAt(w).debugMode=d;this.debugMode=d,this.forceRedraw()},setAjaxHeaders:function(d,w){if(d===null&&(d={}),!e.isPlainObject(d)){console.error("[Viewer.setAjaxHeaders] Ignoring invalid headers, must be a plain object");return}if(w===void 0&&(w=!0),this.ajaxHeaders=d,w){for(var C=0;C<this.world.getItemCount();C++)this.world.getItemAt(C)._updateAjaxHeaders(!0);if(this.navigator&&this.navigator.setAjaxHeaders(this.ajaxHeaders,!0),this.referenceStrip&&this.referenceStrip.miniViewers)for(var A in this.referenceStrip.miniViewers)this.referenceStrip.miniViewers[A].setAjaxHeaders(this.ajaxHeaders,!0)}},addButton:function(d){this.buttonGroup.addButton(d)},isFullPage:function(){return n[this.hash]&&n[this.hash].fullPage},setFullPage:function(d){var w=document.body,C=w.style,A=document.documentElement.style,O=this,B,F;if(d===this.isFullPage())return this;var W={fullPage:d,preventDefaultAction:!1};if(this.raiseEvent("pre-full-page",W),W.preventDefaultAction)return this;if(d&&this.element){for(this.elementSize=e.getElementSize(this.element),this.pageScroll=e.getPageScroll(),this.elementMargin=this.element.style.margin,this.element.style.margin="0",this.elementPadding=this.element.style.padding,this.element.style.padding="0",this.bodyMargin=C.margin,this.docMargin=A.margin,C.margin="0",A.margin="0",this.bodyPadding=C.padding,this.docPadding=A.padding,C.padding="0",A.padding="0",this.bodyWidth=C.width,this.docWidth=A.width,C.width="100%",A.width="100%",this.bodyHeight=C.height,this.docHeight=A.height,C.height="100%",A.height="100%",this.bodyDisplay=C.display,C.display="block",this.previousBody=[],n[this.hash].prevElementParent=this.element.parentNode,n[this.hash].prevNextSibling=this.element.nextSibling,n[this.hash].prevElementWidth=this.element.style.width,n[this.hash].prevElementHeight=this.element.style.height,B=w.childNodes.length,F=0;F<B;F++)this.previousBody.push(w.childNodes[0]),w.removeChild(w.childNodes[0]);this.toolbar&&this.toolbar.element&&(this.toolbar.parentNode=this.toolbar.element.parentNode,this.toolbar.nextSibling=this.toolbar.element.nextSibling,w.appendChild(this.toolbar.element),e.addClass(this.toolbar.element,"fullpage")),e.addClass(this.element,"fullpage"),w.appendChild(this.element),this.element.style.height="100vh",this.element.style.width="100vw",this.toolbar&&this.toolbar.element&&(this.element.style.height=e.getElementSize(this.element).y-e.getElementSize(this.toolbar.element).y+"px"),n[this.hash].fullPage=!0,e.delegate(this,pe)({})}else{for(this.element.style.margin=this.elementMargin,this.element.style.padding=this.elementPadding,C.margin=this.bodyMargin,A.margin=this.docMargin,C.padding=this.bodyPadding,A.padding=this.docPadding,C.width=this.bodyWidth,A.width=this.docWidth,C.height=this.bodyHeight,A.height=this.docHeight,C.display=this.bodyDisplay,w.removeChild(this.element),B=this.previousBody.length,F=0;F<B;F++)w.appendChild(this.previousBody.shift());e.removeClass(this.element,"fullpage"),n[this.hash].prevElementParent.insertBefore(this.element,n[this.hash].prevNextSibling),this.toolbar&&this.toolbar.element&&(w.removeChild(this.toolbar.element),e.removeClass(this.toolbar.element,"fullpage"),this.toolbar.parentNode.insertBefore(this.toolbar.element,this.toolbar.nextSibling),delete this.toolbar.parentNode,delete this.toolbar.nextSibling),this.element.style.width=n[this.hash].prevElementWidth,this.element.style.height=n[this.hash].prevElementHeight;var Z=0,ne=function(){e.setPageScroll(O.pageScroll);var X=e.getPageScroll();Z++,Z<10&&(X.x!==O.pageScroll.x||X.y!==O.pageScroll.y)&&e.requestAnimationFrame(ne)};e.requestAnimationFrame(ne),n[this.hash].fullPage=!1,e.delegate(this,oe)({})}return this.navigator&&this.viewport&&this.navigator.update(this.viewport),this.raiseEvent("full-page",{fullPage:d}),this},setFullScreen:function(d){var w=this;if(!e.supportsFullScreen)return this.setFullPage(d);if(e.isFullScreen()===d)return this;var C={fullScreen:d,preventDefaultAction:!1};if(this.raiseEvent("pre-full-screen",C),C.preventDefaultAction)return this;if(d){if(this.setFullPage(!0),!this.isFullPage())return this;this.fullPageStyleWidth=this.element.style.width,this.fullPageStyleHeight=this.element.style.height,this.element.style.width="100%",this.element.style.height="100%";var A=function(){var O=e.isFullScreen();O||(e.removeEvent(document,e.fullScreenEventName,A),e.removeEvent(document,e.fullScreenErrorEventName,A),w.setFullPage(!1),w.isFullPage()&&(w.element.style.width=w.fullPageStyleWidth,w.element.style.height=w.fullPageStyleHeight)),w.navigator&&w.viewport&&setTimeout(function(){w.navigator.update(w.viewport)}),w.raiseEvent("full-screen",{fullScreen:O})};e.addEvent(document,e.fullScreenEventName,A),e.addEvent(document,e.fullScreenErrorEventName,A),e.requestFullScreen(document.body)}else e.exitFullScreen();return this},isVisible:function(){return this.container.style.visibility!=="hidden"},isFullScreen:function(){return e.isFullScreen()&&this.isFullPage()},setVisible:function(d){return this.container.style.visibility=d?"":"hidden",this.raiseEvent("visible",{visible:d}),this},addTiledImage:function(d){e.console.assert(d,"[Viewer.addTiledImage] options is required"),e.console.assert(d.tileSource,"[Viewer.addTiledImage] options.tileSource is required"),e.console.assert(!d.replace||d.index>-1&&d.index<this.world.getItemCount(),"[Viewer.addTiledImage] if options.replace is used, options.index must be a valid index in Viewer.world");var w=this;d.replace&&(d.replaceItem=w.world.getItemAt(d.index)),this._hideMessage(),d.placeholderFillStyle===void 0&&(d.placeholderFillStyle=this.placeholderFillStyle),d.opacity===void 0&&(d.opacity=this.opacity),d.preload===void 0&&(d.preload=this.preload),d.compositeOperation===void 0&&(d.compositeOperation=this.compositeOperation),d.crossOriginPolicy===void 0&&(d.crossOriginPolicy=d.tileSource.crossOriginPolicy!==void 0?d.tileSource.crossOriginPolicy:this.crossOriginPolicy),d.ajaxWithCredentials===void 0&&(d.ajaxWithCredentials=this.ajaxWithCredentials),d.loadTilesWithAjax===void 0&&(d.loadTilesWithAjax=this.loadTilesWithAjax),e.isPlainObject(d.ajaxHeaders)||(d.ajaxHeaders={});var C={options:d};function A(F){for(var W=0;W<w._loadQueue.length;W++)if(w._loadQueue[W]===C){w._loadQueue.splice(W,1);break}w._loadQueue.length===0&&O(C),w.raiseEvent("add-item-failed",F),d.error&&d.error(F)}function O(F){w.collectionMode&&(w.world.arrange({immediately:F.options.collectionImmediately,rows:w.collectionRows,columns:w.collectionColumns,layout:w.collectionLayout,tileSize:w.collectionTileSize,tileMargin:w.collectionTileMargin}),w.world.setAutoRefigureSizes(!0))}if(e.isArray(d.tileSource)){setTimeout(function(){A({message:"[Viewer.addTiledImage] Sequences can not be added; add them one at a time instead.",source:d.tileSource,options:d})});return}this._loadQueue.push(C);function B(){for(var F,W,Z;w._loadQueue.length&&(F=w._loadQueue[0],!!F.tileSource);){if(w._loadQueue.splice(0,1),F.options.replace){var ne=w.world.getIndexOfItem(F.options.replaceItem);ne!==-1&&(F.options.index=ne),w.world.removeItem(F.options.replaceItem)}W=new e.TiledImage({viewer:w,source:F.tileSource,viewport:w.viewport,drawer:w.drawer,tileCache:w.tileCache,imageLoader:w.imageLoader,x:F.options.x,y:F.options.y,width:F.options.width,height:F.options.height,fitBounds:F.options.fitBounds,fitBoundsPlacement:F.options.fitBoundsPlacement,clip:F.options.clip,placeholderFillStyle:F.options.placeholderFillStyle,opacity:F.options.opacity,preload:F.options.preload,degrees:F.options.degrees,flipped:F.options.flipped,compositeOperation:F.options.compositeOperation,springStiffness:w.springStiffness,animationTime:w.animationTime,minZoomImageRatio:w.minZoomImageRatio,wrapHorizontal:w.wrapHorizontal,wrapVertical:w.wrapVertical,maxTilesPerFrame:w.maxTilesPerFrame,immediateRender:w.immediateRender,blendTime:w.blendTime,alwaysBlend:w.alwaysBlend,minPixelRatio:w.minPixelRatio,smoothTileEdgesMinZoom:w.smoothTileEdgesMinZoom,iOSDevice:w.iOSDevice,crossOriginPolicy:F.options.crossOriginPolicy,ajaxWithCredentials:F.options.ajaxWithCredentials,loadTilesWithAjax:F.options.loadTilesWithAjax,ajaxHeaders:F.options.ajaxHeaders,debugMode:w.debugMode,subPixelRoundingForTransparency:w.subPixelRoundingForTransparency}),w.collectionMode&&w.world.setAutoRefigureSizes(!1),w.navigator&&(Z=e.extend({},F.options,{replace:!1,originalTiledImage:W,tileSource:F.tileSource}),w.navigator.addTiledImage(Z)),w.world.addItem(W,{index:F.options.index}),w._loadQueue.length===0&&O(F),w.world.getItemCount()===1&&!w.preserveViewport&&w.viewport.goHome(!0),F.options.success&&F.options.success({item:W})}}o(this,d.tileSource,d,function(F){C.tileSource=F,B()},function(F){F.options=d,A(F),B()})},addSimpleImage:function(d){e.console.assert(d,"[Viewer.addSimpleImage] options is required"),e.console.assert(d.url,"[Viewer.addSimpleImage] options.url is required");var w=e.extend({},d,{tileSource:{type:"image",url:d.url}});delete w.url,this.addTiledImage(w)},addLayer:function(d){var w=this;e.console.error("[Viewer.addLayer] this function is deprecated; use Viewer.addTiledImage() instead.");var C=e.extend({},d,{success:function(A){w.raiseEvent("add-layer",{options:d,drawer:A.item})},error:function(A){w.raiseEvent("add-layer-failed",A)}});return this.addTiledImage(C),this},getLayerAtLevel:function(d){return e.console.error("[Viewer.getLayerAtLevel] this function is deprecated; use World.getItemAt() instead."),this.world.getItemAt(d)},getLevelOfLayer:function(d){return e.console.error("[Viewer.getLevelOfLayer] this function is deprecated; use World.getIndexOfItem() instead."),this.world.getIndexOfItem(d)},getLayersCount:function(){return e.console.error("[Viewer.getLayersCount] this function is deprecated; use World.getItemCount() instead."),this.world.getItemCount()},setLayerLevel:function(d,w){return e.console.error("[Viewer.setLayerLevel] this function is deprecated; use World.setItemIndex() instead."),this.world.setItemIndex(d,w)},removeLayer:function(d){return e.console.error("[Viewer.removeLayer] this function is deprecated; use World.removeItem() instead."),this.world.removeItem(d)},forceRedraw:function(){return n[this.hash].forceRedraw=!0,this},forceResize:function(){n[this.hash].needsResize=!0,n[this.hash].forceResize=!0},bindSequenceControls:function(){var d=e.delegate(this,v),w=e.delegate(this,y),C=e.delegate(this,this.goToNextPage),A=e.delegate(this,this.goToPreviousPage),O=this.navImages,B=!0;return this.showSequenceControl&&((this.previousButton||this.nextButton)&&(B=!1),this.previousButton=new e.Button({element:this.previousButton?e.getElement(this.previousButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.PreviousPage"),srcRest:ge(this.prefixUrl,O.previous.REST),srcGroup:ge(this.prefixUrl,O.previous.GROUP),srcHover:ge(this.prefixUrl,O.previous.HOVER),srcDown:ge(this.prefixUrl,O.previous.DOWN),onRelease:A,onFocus:d,onBlur:w}),this.nextButton=new e.Button({element:this.nextButton?e.getElement(this.nextButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.NextPage"),srcRest:ge(this.prefixUrl,O.next.REST),srcGroup:ge(this.prefixUrl,O.next.GROUP),srcHover:ge(this.prefixUrl,O.next.HOVER),srcDown:ge(this.prefixUrl,O.next.DOWN),onRelease:C,onFocus:d,onBlur:w}),this.navPrevNextWrap||this.previousButton.disable(),(!this.tileSources||!this.tileSources.length)&&this.nextButton.disable(),B&&(this.paging=new e.ButtonGroup({buttons:[this.previousButton,this.nextButton],clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold}),this.pagingControl=this.paging.element,this.toolbar?this.toolbar.addControl(this.pagingControl,{anchor:e.ControlAnchor.BOTTOM_RIGHT}):this.addControl(this.pagingControl,{anchor:this.sequenceControlAnchor||e.ControlAnchor.TOP_LEFT}))),this},bindStandardControls:function(){var d=e.delegate(this,Wt),w=e.delegate(this,ot),C=e.delegate(this,Gt),A=e.delegate(this,jt),O=e.delegate(this,at),B=e.delegate(this,P),F=e.delegate(this,I),W=e.delegate(this,H),Z=e.delegate(this,V),ne=e.delegate(this,N),X=e.delegate(this,v),ae=e.delegate(this,y),g=this.navImages,p=[],_=!0;return this.showNavigationControl&&((this.zoomInButton||this.zoomOutButton||this.homeButton||this.fullPageButton||this.rotateLeftButton||this.rotateRightButton||this.flipButton)&&(_=!1),this.showZoomControl&&(p.push(this.zoomInButton=new e.Button({element:this.zoomInButton?e.getElement(this.zoomInButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.ZoomIn"),srcRest:ge(this.prefixUrl,g.zoomIn.REST),srcGroup:ge(this.prefixUrl,g.zoomIn.GROUP),srcHover:ge(this.prefixUrl,g.zoomIn.HOVER),srcDown:ge(this.prefixUrl,g.zoomIn.DOWN),onPress:d,onRelease:w,onClick:C,onEnter:d,onExit:w,onFocus:X,onBlur:ae})),p.push(this.zoomOutButton=new e.Button({element:this.zoomOutButton?e.getElement(this.zoomOutButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.ZoomOut"),srcRest:ge(this.prefixUrl,g.zoomOut.REST),srcGroup:ge(this.prefixUrl,g.zoomOut.GROUP),srcHover:ge(this.prefixUrl,g.zoomOut.HOVER),srcDown:ge(this.prefixUrl,g.zoomOut.DOWN),onPress:A,onRelease:w,onClick:O,onEnter:A,onExit:w,onFocus:X,onBlur:ae}))),this.showHomeControl&&p.push(this.homeButton=new e.Button({element:this.homeButton?e.getElement(this.homeButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.Home"),srcRest:ge(this.prefixUrl,g.home.REST),srcGroup:ge(this.prefixUrl,g.home.GROUP),srcHover:ge(this.prefixUrl,g.home.HOVER),srcDown:ge(this.prefixUrl,g.home.DOWN),onRelease:B,onFocus:X,onBlur:ae})),this.showFullPageControl&&p.push(this.fullPageButton=new e.Button({element:this.fullPageButton?e.getElement(this.fullPageButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.FullPage"),srcRest:ge(this.prefixUrl,g.fullpage.REST),srcGroup:ge(this.prefixUrl,g.fullpage.GROUP),srcHover:ge(this.prefixUrl,g.fullpage.HOVER),srcDown:ge(this.prefixUrl,g.fullpage.DOWN),onRelease:F,onFocus:X,onBlur:ae})),this.showRotationControl&&(p.push(this.rotateLeftButton=new e.Button({element:this.rotateLeftButton?e.getElement(this.rotateLeftButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.RotateLeft"),srcRest:ge(this.prefixUrl,g.rotateleft.REST),srcGroup:ge(this.prefixUrl,g.rotateleft.GROUP),srcHover:ge(this.prefixUrl,g.rotateleft.HOVER),srcDown:ge(this.prefixUrl,g.rotateleft.DOWN),onRelease:W,onFocus:X,onBlur:ae})),p.push(this.rotateRightButton=new e.Button({element:this.rotateRightButton?e.getElement(this.rotateRightButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.RotateRight"),srcRest:ge(this.prefixUrl,g.rotateright.REST),srcGroup:ge(this.prefixUrl,g.rotateright.GROUP),srcHover:ge(this.prefixUrl,g.rotateright.HOVER),srcDown:ge(this.prefixUrl,g.rotateright.DOWN),onRelease:Z,onFocus:X,onBlur:ae}))),this.showFlipControl&&p.push(this.flipButton=new e.Button({element:this.flipButton?e.getElement(this.flipButton):null,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,tooltip:e.getString("Tooltips.Flip"),srcRest:ge(this.prefixUrl,g.flip.REST),srcGroup:ge(this.prefixUrl,g.flip.GROUP),srcHover:ge(this.prefixUrl,g.flip.HOVER),srcDown:ge(this.prefixUrl,g.flip.DOWN),onRelease:ne,onFocus:X,onBlur:ae})),_?(this.buttonGroup=new e.ButtonGroup({buttons:p,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold}),this.navControl=this.buttonGroup.element,this.addHandler("open",e.delegate(this,si)),this.toolbar?this.toolbar.addControl(this.navControl,{anchor:this.navigationControlAnchor||e.ControlAnchor.TOP_LEFT}):this.addControl(this.navControl,{anchor:this.navigationControlAnchor||e.ControlAnchor.TOP_LEFT})):this.customButtons=p),this},currentPage:function(){return this._sequenceIndex},goToPage:function(d){return this.tileSources&&d>=0&&d<this.tileSources.length&&(this._sequenceIndex=d,this._updateSequenceButtons(d),this.open(this.tileSources[d]),this.referenceStrip&&this.referenceStrip.setFocus(d),this.raiseEvent("page",{page:d})),this},addOverlay:function(d,w,C,A){var O;if(e.isPlainObject(d)?O=d:O={element:d,location:w,placement:C,onDraw:A},d=e.getElement(O.element),a(this.currentOverlays,d)>=0)return this;var B=l(this,O);return this.currentOverlays.push(B),B.drawHTML(this.overlaysContainer,this.viewport),this.raiseEvent("add-overlay",{element:d,location:O.location,placement:O.placement}),this},updateOverlay:function(d,w,C){var A;return d=e.getElement(d),A=a(this.currentOverlays,d),A>=0&&(this.currentOverlays[A].update(w,C),n[this.hash].forceRedraw=!0,this.raiseEvent("update-overlay",{element:d,location:w,placement:C})),this},removeOverlay:function(d){var w;return d=e.getElement(d),w=a(this.currentOverlays,d),w>=0&&(this.currentOverlays[w].destroy(),this.currentOverlays.splice(w,1),n[this.hash].forceRedraw=!0,this.raiseEvent("remove-overlay",{element:d})),this},clearOverlays:function(){for(;this.currentOverlays.length>0;)this.currentOverlays.pop().destroy();return n[this.hash].forceRedraw=!0,this.raiseEvent("clear-overlay",{}),this},getOverlayById:function(d){var w;return d=e.getElement(d),w=a(this.currentOverlays,d),w>=0?this.currentOverlays[w]:null},_updateSequenceButtons:function(d){this.nextButton&&(!this.tileSources||this.tileSources.length-1===d?this.navPrevNextWrap||this.nextButton.disable():this.nextButton.enable()),this.previousButton&&(d>0?this.previousButton.enable():this.navPrevNextWrap||this.previousButton.disable())},_showMessage:function(d){this._hideMessage();var w=e.makeNeutralElement("div");w.appendChild(document.createTextNode(d)),this.messageDiv=e.makeCenteredNode(w),e.addClass(this.messageDiv,"openseadragon-message"),this.container.appendChild(this.messageDiv)},_hideMessage:function(){var d=this.messageDiv;d&&(d.parentNode.removeChild(d),delete this.messageDiv)},gestureSettingsByDeviceType:function(d){switch(d){case"mouse":return this.gestureSettingsMouse;case"touch":return this.gestureSettingsTouch;case"pen":return this.gestureSettingsPen;default:return this.gestureSettingsUnknown}},_drawOverlays:function(){var d,w=this.currentOverlays.length;for(d=0;d<w;d++)this.currentOverlays[d].drawHTML(this.overlaysContainer,this.viewport)},_cancelPendingImages:function(){this._loadQueue=[]},removeReferenceStrip:function(){this.showReferenceStrip=!1,this.referenceStrip&&(this.referenceStrip.destroy(),this.referenceStrip=null)},addReferenceStrip:function(){if(this.showReferenceStrip=!0,this.sequenceMode){if(this.referenceStrip)return;this.tileSources.length&&this.tileSources.length>1&&(this.referenceStrip=new e.ReferenceStrip({id:this.referenceStripElement,position:this.referenceStripPosition,sizeRatio:this.referenceStripSizeRatio,scroll:this.referenceStripScroll,height:this.referenceStripHeight,width:this.referenceStripWidth,tileSources:this.tileSources,prefixUrl:this.prefixUrl,viewer:this}),this.referenceStrip.setFocus(this._sequenceIndex))}else e.console.warn('Attempting to display a reference strip while "sequenceMode" is off.')},_addUpdatePixelDensityRatioEvent:function(){this._updatePixelDensityRatioBind=this._updatePixelDensityRatio.bind(this),e.addEvent(window,"resize",this._updatePixelDensityRatioBind)},_removeUpdatePixelDensityRatioEvent:function(){e.removeEvent(window,"resize",this._updatePixelDensityRatioBind)},_updatePixelDensityRatio:function(){var d=e.pixelDensityRatio,w=e.getCurrentPixelDensityRatio();d!==w&&(e.pixelDensityRatio=w,this.forceResize())},goToPreviousPage:function(){var d=this._sequenceIndex-1;this.navPrevNextWrap&&d<0&&(d+=this.tileSources.length),this.goToPage(d)},goToNextPage:function(){var d=this._sequenceIndex+1;this.navPrevNextWrap&&d>=this.tileSources.length&&(d=0),this.goToPage(d)},isAnimating:function(){return n[this.hash].animating}});function s(d){return d=e.getElement(d),new e.Point(d.clientWidth===0?1:d.clientWidth,d.clientHeight===0?1:d.clientHeight)}function o(d,w,C,A,O){var B=d;if(e.type(w)==="string"){if(w.match(/^\s*<.*>\s*$/))w=e.parseXml(w);else if(w.match(/^\s*[{[].*[}\]]\s*$/))try{var F=e.parseJSON(w);w=F}catch{}}function W(Z,ne){Z.ready?A(Z):(Z.addHandler("ready",function(){A(Z)}),Z.addHandler("open-failed",function(X){O({message:X.message,source:ne})}))}setTimeout(function(){if(e.type(w)==="string")w=new e.TileSource({url:w,crossOriginPolicy:C.crossOriginPolicy!==void 0?C.crossOriginPolicy:d.crossOriginPolicy,ajaxWithCredentials:d.ajaxWithCredentials,ajaxHeaders:C.ajaxHeaders?C.ajaxHeaders:d.ajaxHeaders,splitHashDataForPost:d.splitHashDataForPost,success:function(ae){A(ae.tileSource)}}),w.addHandler("open-failed",function(ae){O(ae)});else if(e.isPlainObject(w)||w.nodeType)if(w.crossOriginPolicy===void 0&&(C.crossOriginPolicy!==void 0||d.crossOriginPolicy!==void 0)&&(w.crossOriginPolicy=C.crossOriginPolicy!==void 0?C.crossOriginPolicy:d.crossOriginPolicy),w.ajaxWithCredentials===void 0&&(w.ajaxWithCredentials=d.ajaxWithCredentials),e.isFunction(w.getTileUrl)){var Z=new e.TileSource(w);Z.getTileUrl=w.getTileUrl,A(Z)}else{var ne=e.TileSource.determineType(B,w);if(!ne){O({message:"Unable to load TileSource",source:w});return}var X=ne.prototype.configure.apply(B,[w]);W(new ne(X),w)}else W(w,w)})}function l(d,w){if(w instanceof e.Overlay)return w;var C=null;if(w.element)C=e.getElement(w.element);else{var A=w.id?w.id:"openseadragon-overlay-"+Math.floor(Math.random()*1e7);C=e.getElement(w.id),C||(C=document.createElement("a"),C.href="#/overlay/"+A),C.id=A,e.addClass(C,w.className?w.className:"openseadragon-overlay")}var O=w.location,B=w.width,F=w.height;if(!O){var W=w.x,Z=w.y;if(w.px!==void 0){var ne=d.viewport.imageToViewportRectangle(new e.Rect(w.px,w.py,B||0,F||0));W=ne.x,Z=ne.y,B=B!==void 0?ne.width:void 0,F=F!==void 0?ne.height:void 0}O=new e.Point(W,Z)}var X=w.placement;return X&&e.type(X)==="string"&&(X=e.Placement[w.placement.toUpperCase()]),new e.Overlay({element:C,location:O,placement:X,onDraw:w.onDraw,checkResize:w.checkResize,width:B,height:F,rotationMode:w.rotationMode})}function a(d,w){var C;for(C=d.length-1;C>=0;C--)if(d[C].element===w)return C;return-1}function u(d,w){return e.requestAnimationFrame(function(){w(d)})}function c(d){e.requestAnimationFrame(function(){f(d)})}function h(d){d.autoHideControls&&(d.controlsShouldFade=!0,d.controlsFadeBeginTime=e.now()+d.controlsFadeDelay,window.setTimeout(function(){c(d)},d.controlsFadeDelay))}function f(d){var w,C,A,O;if(d.controlsShouldFade){for(w=e.now(),C=w-d.controlsFadeBeginTime,A=1-C/d.controlsFadeLength,A=Math.min(1,A),A=Math.max(0,A),O=d.controls.length-1;O>=0;O--)d.controls[O].autoFade&&d.controls[O].setOpacity(A);A>0&&c(d)}}function m(d){var w;for(d.controlsShouldFade=!1,w=d.controls.length-1;w>=0;w--)d.controls[w].setOpacity(1)}function v(){m(this)}function y(){h(this)}function T(d){var w={tracker:d.eventSource,position:d.position,originalEvent:d.originalEvent,preventDefault:d.preventDefault};this.raiseEvent("canvas-contextmenu",w),d.preventDefault=w.preventDefault}function x(d){var w={originalEvent:d.originalEvent,preventDefaultAction:!1,preventVerticalPan:d.preventVerticalPan||!this.panVertical,preventHorizontalPan:d.preventHorizontalPan||!this.panHorizontal};if(this.raiseEvent("canvas-key",w),!w.preventDefaultAction&&!d.ctrl&&!d.alt&&!d.meta)switch(d.keyCode){case 38:w.preventVerticalPan||(d.shift?this.viewport.zoomBy(1.1):this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(0,-this.pixelsPerArrowPress))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 40:w.preventVerticalPan||(d.shift?this.viewport.zoomBy(.9):this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(0,this.pixelsPerArrowPress))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 37:w.preventHorizontalPan||(this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(-this.pixelsPerArrowPress,0))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 39:w.preventHorizontalPan||(this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(this.pixelsPerArrowPress,0))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 187:this.viewport.zoomBy(1.1),this.viewport.applyConstraints(),d.preventDefault=!0;break;case 189:this.viewport.zoomBy(.9),this.viewport.applyConstraints(),d.preventDefault=!0;break;case 48:this.viewport.goHome(),this.viewport.applyConstraints(),d.preventDefault=!0;break;case 87:w.preventVerticalPan||(d.shift?this.viewport.zoomBy(1.1):this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(0,-40))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 83:w.preventVerticalPan||(d.shift?this.viewport.zoomBy(.9):this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(0,40))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 65:w.preventHorizontalPan||(this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(-40,0))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 68:w.preventHorizontalPan||(this.viewport.panBy(this.viewport.deltaPointsFromPixels(new e.Point(40,0))),this.viewport.applyConstraints()),d.preventDefault=!0;break;case 82:d.shift?this.viewport.flipped?this.viewport.setRotation(this.viewport.getRotation()+this.rotationIncrement):this.viewport.setRotation(this.viewport.getRotation()-this.rotationIncrement):this.viewport.flipped?this.viewport.setRotation(this.viewport.getRotation()-this.rotationIncrement):this.viewport.setRotation(this.viewport.getRotation()+this.rotationIncrement),this.viewport.applyConstraints(),d.preventDefault=!0;break;case 70:this.viewport.toggleFlip(),d.preventDefault=!0;break;case 74:this.goToPreviousPage();break;case 75:this.goToNextPage();break;default:d.preventDefault=!1;break}else d.preventDefault=!1}function E(d){var w={originalEvent:d.originalEvent};this.raiseEvent("canvas-key-press",w)}function M(d){var w,C=document.activeElement===this.canvas;C||this.canvas.focus(),this.viewport.flipped&&(d.position.x=this.viewport.getContainerSize().x-d.position.x);var A={tracker:d.eventSource,position:d.position,quick:d.quick,shift:d.shift,originalEvent:d.originalEvent,originalTarget:d.originalTarget,preventDefaultAction:!1};this.raiseEvent("canvas-click",A),!A.preventDefaultAction&&this.viewport&&d.quick&&(w=this.gestureSettingsByDeviceType(d.pointerType),w.clickToZoom===!0&&(this.viewport.zoomBy(d.shift?1/this.zoomPerClick:this.zoomPerClick,w.zoomToRefPoint?this.viewport.pointFromPixel(d.position,!0):null),this.viewport.applyConstraints()),w.dblClickDragToZoom&&(n[this.hash].draggingToZoom===!0?(n[this.hash].lastClickTime=null,n[this.hash].draggingToZoom=!1):n[this.hash].lastClickTime=e.now()))}function L(d){var w,C={tracker:d.eventSource,position:d.position,shift:d.shift,originalEvent:d.originalEvent,preventDefaultAction:!1};this.raiseEvent("canvas-double-click",C),!C.preventDefaultAction&&this.viewport&&(w=this.gestureSettingsByDeviceType(d.pointerType),w.dblClickToZoom&&(this.viewport.zoomBy(d.shift?1/this.zoomPerClick:this.zoomPerClick,w.zoomToRefPoint?this.viewport.pointFromPixel(d.position,!0):null),this.viewport.applyConstraints()))}function U(d){var w,C={tracker:d.eventSource,pointerType:d.pointerType,position:d.position,delta:d.delta,speed:d.speed,direction:d.direction,shift:d.shift,originalEvent:d.originalEvent,preventDefaultAction:!1};if(this.raiseEvent("canvas-drag",C),w=this.gestureSettingsByDeviceType(d.pointerType),!C.preventDefaultAction&&this.viewport){if(w.dblClickDragToZoom&&n[this.hash].draggingToZoom){var A=Math.pow(this.zoomPerDblClickDrag,d.delta.y/50);this.viewport.zoomBy(A)}else if(w.dragToPan&&!n[this.hash].draggingToZoom){if(this.panHorizontal||(d.delta.x=0),this.panVertical||(d.delta.y=0),this.viewport.flipped&&(d.delta.x=-d.delta.x),this.constrainDuringPan){var O=this.viewport.deltaPointsFromPixels(d.delta.negate());this.viewport.centerSpringX.target.value+=O.x,this.viewport.centerSpringY.target.value+=O.y;var B=this.viewport.getConstrainedBounds();this.viewport.centerSpringX.target.value-=O.x,this.viewport.centerSpringY.target.value-=O.y,B.xConstrained&&(d.delta.x=0),B.yConstrained&&(d.delta.y=0)}this.viewport.panBy(this.viewport.deltaPointsFromPixels(d.delta.negate()),w.flickEnabled&&!this.constrainDuringPan)}}}function K(d){var w,C={tracker:d.eventSource,pointerType:d.pointerType,position:d.position,speed:d.speed,direction:d.direction,shift:d.shift,originalEvent:d.originalEvent,preventDefaultAction:!1};if(this.raiseEvent("canvas-drag-end",C),w=this.gestureSettingsByDeviceType(d.pointerType),!C.preventDefaultAction&&this.viewport){if(!n[this.hash].draggingToZoom&&w.dragToPan&&w.flickEnabled&&d.speed>=w.flickMinSpeed){var A=0;this.panHorizontal&&(A=w.flickMomentum*d.speed*Math.cos(d.direction));var O=0;this.panVertical&&(O=w.flickMomentum*d.speed*Math.sin(d.direction));var B=this.viewport.pixelFromPoint(this.viewport.getCenter(!0)),F=this.viewport.pointFromPixel(new e.Point(B.x-A,B.y-O));this.viewport.panTo(F,!1)}this.viewport.applyConstraints()}w.dblClickDragToZoom&&n[this.hash].draggingToZoom===!0&&(n[this.hash].draggingToZoom=!1)}function q(d){this.raiseEvent("canvas-enter",{tracker:d.eventSource,pointerType:d.pointerType,position:d.position,buttons:d.buttons,pointers:d.pointers,insideElementPressed:d.insideElementPressed,buttonDownAny:d.buttonDownAny,originalEvent:d.originalEvent})}function Y(d){this.raiseEvent("canvas-exit",{tracker:d.eventSource,pointerType:d.pointerType,position:d.position,buttons:d.buttons,pointers:d.pointers,insideElementPressed:d.insideElementPressed,buttonDownAny:d.buttonDownAny,originalEvent:d.originalEvent})}function te(d){var w;if(this.raiseEvent("canvas-press",{tracker:d.eventSource,pointerType:d.pointerType,position:d.position,insideElementPressed:d.insideElementPressed,insideElementReleased:d.insideElementReleased,originalEvent:d.originalEvent}),w=this.gestureSettingsByDeviceType(d.pointerType),w.dblClickDragToZoom){var C=n[this.hash].lastClickTime,A=e.now();if(C===null)return;A-C<this.dblClickTimeThreshold&&(n[this.hash].draggingToZoom=!0),n[this.hash].lastClickTime=null}}function fe(d){this.raiseEvent("canvas-release",{tracker:d.eventSource,pointerType:d.pointerType,position:d.position,insideElementPressed:d.insideElementPressed,insideElementReleased:d.insideElementReleased,originalEvent:d.originalEvent})}function $(d){this.raiseEvent("canvas-nonprimary-press",{tracker:d.eventSource,position:d.position,pointerType:d.pointerType,button:d.button,buttons:d.buttons,originalEvent:d.originalEvent})}function j(d){this.raiseEvent("canvas-nonprimary-release",{tracker:d.eventSource,position:d.position,pointerType:d.pointerType,button:d.button,buttons:d.buttons,originalEvent:d.originalEvent})}function ie(d){var w,C,A,O,B={tracker:d.eventSource,pointerType:d.pointerType,gesturePoints:d.gesturePoints,lastCenter:d.lastCenter,center:d.center,lastDistance:d.lastDistance,distance:d.distance,shift:d.shift,originalEvent:d.originalEvent,preventDefaultPanAction:!1,preventDefaultZoomAction:!1,preventDefaultRotateAction:!1};if(this.raiseEvent("canvas-pinch",B),this.viewport&&(w=this.gestureSettingsByDeviceType(d.pointerType),w.pinchToZoom&&(!B.preventDefaultPanAction||!B.preventDefaultZoomAction)&&(C=this.viewport.pointFromPixel(d.center,!0),w.zoomToRefPoint&&!B.preventDefaultPanAction&&(A=this.viewport.pointFromPixel(d.lastCenter,!0),O=A.minus(C),this.panHorizontal||(O.x=0),this.panVertical||(O.y=0),this.viewport.panBy(O,!0)),B.preventDefaultZoomAction||this.viewport.zoomBy(d.distance/d.lastDistance,C,!0),this.viewport.applyConstraints()),w.pinchRotate&&!B.preventDefaultRotateAction)){var F=Math.atan2(d.gesturePoints[0].currentPos.y-d.gesturePoints[1].currentPos.y,d.gesturePoints[0].currentPos.x-d.gesturePoints[1].currentPos.x),W=Math.atan2(d.gesturePoints[0].lastPos.y-d.gesturePoints[1].lastPos.y,d.gesturePoints[0].lastPos.x-d.gesturePoints[1].lastPos.x);C=this.viewport.pointFromPixel(d.center,!0),this.viewport.rotateTo(this.viewport.getRotation(!0)+(F-W)*(180/Math.PI),C,!0)}}function ce(d){this.raiseEvent("canvas-focus",{tracker:d.eventSource,originalEvent:d.originalEvent})}function ye(d){this.raiseEvent("canvas-blur",{tracker:d.eventSource,originalEvent:d.originalEvent})}function me(d){var w,C,A,O,B;O=e.now(),B=O-this._lastScrollTime,B>this.minScrollDeltaTime?(this._lastScrollTime=O,w={tracker:d.eventSource,position:d.position,scroll:d.scroll,shift:d.shift,originalEvent:d.originalEvent,preventDefaultAction:!1,preventDefault:!0},this.raiseEvent("canvas-scroll",w),!w.preventDefaultAction&&this.viewport&&(this.viewport.flipped&&(d.position.x=this.viewport.getContainerSize().x-d.position.x),C=this.gestureSettingsByDeviceType(d.pointerType),C.scrollToZoom&&(A=Math.pow(this.zoomPerScroll,d.scroll),this.viewport.zoomBy(A,C.zoomToRefPoint?this.viewport.pointFromPixel(d.position,!0):null),this.viewport.applyConstraints())),d.preventDefault=w.preventDefault):d.preventDefault=!0}function pe(d){n[this.hash].mouseInside=!0,m(this),this.raiseEvent("container-enter",{tracker:d.eventSource,pointerType:d.pointerType,position:d.position,buttons:d.buttons,pointers:d.pointers,insideElementPressed:d.insideElementPressed,buttonDownAny:d.buttonDownAny,originalEvent:d.originalEvent})}function oe(d){d.pointers<1&&(n[this.hash].mouseInside=!1,n[this.hash].animating||h(this)),this.raiseEvent("container-exit",{tracker:d.eventSource,pointerType:d.pointerType,position:d.position,buttons:d.buttons,pointers:d.pointers,insideElementPressed:d.insideElementPressed,buttonDownAny:d.buttonDownAny,originalEvent:d.originalEvent})}function Ae(d){et(d),d.isOpen()?d._updateRequestId=u(d,Ae):d._updateRequestId=!1}function De(d,w){var C=d.viewport,A=C.getZoom(),O=C.getCenter();C.resize(w,d.preserveImageSizeOnResize),C.panTo(O,!0);var B;if(d.preserveImageSizeOnResize)B=n[d.hash].prevContainerSize.x/w.x;else{var F=new e.Point(0,0),W=new e.Point(n[d.hash].prevContainerSize.x,n[d.hash].prevContainerSize.y).distanceTo(F),Z=new e.Point(w.x,w.y).distanceTo(F);B=Z/W*n[d.hash].prevContainerSize.x/w.x}C.zoomTo(A*B,null,!0),n[d.hash].prevContainerSize=w,n[d.hash].forceRedraw=!0,n[d.hash].needsResize=!1,n[d.hash].forceResize=!1}function et(d){if(!(d._opening||!n[d.hash])){if(d.autoResize||n[d.hash].forceResize){var w;if(d._autoResizePolling){w=s(d.container);var C=n[d.hash].prevContainerSize;w.equals(C)||(n[d.hash].needsResize=!0)}n[d.hash].needsResize&&De(d,w||s(d.container))}var A=d.viewport.update(),O=d.world.update(A)||A;A&&d.raiseEvent("viewport-change"),d.referenceStrip&&(O=d.referenceStrip.update(d.viewport)||O);var B=n[d.hash].animating;!B&&O&&(d.raiseEvent("animation-start"),m(d));var F=B&&!O;F&&(n[d.hash].animating=!1),(O||F||n[d.hash].forceRedraw||d.world.needsDraw())&&(qe(d),d._drawOverlays(),d.navigator&&d.navigator.update(d.viewport),n[d.hash].forceRedraw=!1,O&&d.raiseEvent("animation")),F&&(d.raiseEvent("animation-finish"),n[d.hash].mouseInside||h(d)),n[d.hash].animating=O}}function qe(d){d.imageLoader.clear(),d.world.draw(),d.raiseEvent("update-viewport",{})}function ge(d,w){return d?d+w:w}function Wt(){n[this.hash].lastZoomTime=e.now(),n[this.hash].zoomFactor=this.zoomPerSecond,n[this.hash].zooming=!0,tt(this)}function jt(){n[this.hash].lastZoomTime=e.now(),n[this.hash].zoomFactor=1/this.zoomPerSecond,n[this.hash].zooming=!0,tt(this)}function ot(){n[this.hash].zooming=!1}function tt(d){e.requestAnimationFrame(e.delegate(d,Rt))}function Rt(){var d,w,C;n[this.hash].zooming&&this.viewport&&(d=e.now(),w=d-n[this.hash].lastZoomTime,C=Math.pow(n[this.hash].zoomFactor,w/1e3),this.viewport.zoomBy(C),this.viewport.applyConstraints(),n[this.hash].lastZoomTime=d,tt(this))}function Gt(){this.viewport&&(n[this.hash].zooming=!1,this.viewport.zoomBy(this.zoomPerClick/1),this.viewport.applyConstraints())}function at(){this.viewport&&(n[this.hash].zooming=!1,this.viewport.zoomBy(1/this.zoomPerClick),this.viewport.applyConstraints())}function si(){this.buttonGroup&&(this.buttonGroup.emulateEnter(),this.buttonGroup.emulateLeave())}function P(){this.viewport&&this.viewport.goHome()}function I(){this.isFullPage()&&!e.isFullScreen()?this.setFullPage(!1):this.setFullScreen(!this.isFullPage()),this.buttonGroup&&this.buttonGroup.emulateLeave(),this.fullPageButton.element.focus(),this.viewport&&this.viewport.applyConstraints()}function H(){if(this.viewport){var d=this.viewport.getRotation();this.viewport.flipped?d+=this.rotationIncrement:d-=this.rotationIncrement,this.viewport.setRotation(d)}}function V(){if(this.viewport){var d=this.viewport.getRotation();this.viewport.flipped?d-=this.rotationIncrement:d+=this.rotationIncrement,this.viewport.setRotation(d)}}function N(){this.viewport.toggleFlip()}e.determineDrawer=function(d){for(let w in i){const C=i[w],A=C.prototype;if(A&&A instanceof i.DrawerBase&&e.isFunction(A.getType)&&A.getType.call(C)===d)return C}return null}}(i),function(e){e.Navigator=function(u){var c=u.viewer,h=this,f,m;u.element||u.id?(u.element?(u.id&&e.console.warn("Given option.id for Navigator was ignored since option.element was provided and is being used instead."),u.element.id?u.id=u.element.id:u.id="navigator-"+e.now(),this.element=u.element):this.element=document.getElementById(u.id),u.controlOptions={anchor:e.ControlAnchor.NONE,attachToViewer:!1,autoFade:!1}):(u.id="navigator-"+e.now(),this.element=e.makeNeutralElement("div"),u.controlOptions={anchor:e.ControlAnchor.TOP_RIGHT,attachToViewer:!0,autoFade:u.autoFade},u.position&&(u.position==="BOTTOM_RIGHT"?u.controlOptions.anchor=e.ControlAnchor.BOTTOM_RIGHT:u.position==="BOTTOM_LEFT"?u.controlOptions.anchor=e.ControlAnchor.BOTTOM_LEFT:u.position==="TOP_RIGHT"?u.controlOptions.anchor=e.ControlAnchor.TOP_RIGHT:u.position==="TOP_LEFT"?u.controlOptions.anchor=e.ControlAnchor.TOP_LEFT:u.position==="ABSOLUTE"&&(u.controlOptions.anchor=e.ControlAnchor.ABSOLUTE,u.controlOptions.top=u.top,u.controlOptions.left=u.left,u.controlOptions.height=u.height,u.controlOptions.width=u.width))),this.element.id=u.id,this.element.className+=" navigator",u=e.extend(!0,{sizeRatio:e.DEFAULT_SETTINGS.navigatorSizeRatio},u,{element:this.element,tabIndex:-1,showNavigator:!1,mouseNavEnabled:!1,showNavigationControl:!1,showSequenceControl:!1,immediateRender:!0,blendTime:0,animationTime:u.animationTime,autoResize:!1,minZoomImageRatio:1,background:u.background,opacity:u.opacity,borderColor:u.borderColor,displayRegionColor:u.displayRegionColor}),u.minPixelRatio=this.minPixelRatio=c.minPixelRatio,e.setElementTouchActionNone(this.element),this.borderWidth=2,this.fudge=new e.Point(1,1),this.totalBorderWidths=new e.Point(this.borderWidth*2,this.borderWidth*2).minus(this.fudge),u.controlOptions.anchor!==e.ControlAnchor.NONE&&function(T,x){T.margin="0px",T.border=x+"px solid "+u.borderColor,T.padding="0px",T.background=u.background,T.opacity=u.opacity,T.overflow="hidden"}(this.element.style,this.borderWidth),this.displayRegion=e.makeNeutralElement("div"),this.displayRegion.id=this.element.id+"-displayregion",this.displayRegion.className="displayregion",function(T,x){T.position="relative",T.top="0px",T.left="0px",T.fontSize="0px",T.overflow="hidden",T.border=x+"px solid "+u.displayRegionColor,T.margin="0px",T.padding="0px",T.background="transparent",T.float="left",T.cssFloat="left",T.zIndex=999999999,T.cursor="default",T.boxSizing="content-box"}(this.displayRegion.style,this.borderWidth),e.setElementPointerEventsNone(this.displayRegion),e.setElementTouchActionNone(this.displayRegion),this.displayRegionContainer=e.makeNeutralElement("div"),this.displayRegionContainer.id=this.element.id+"-displayregioncontainer",this.displayRegionContainer.className="displayregioncontainer",this.displayRegionContainer.style.width="100%",this.displayRegionContainer.style.height="100%",e.setElementPointerEventsNone(this.displayRegionContainer),e.setElementTouchActionNone(this.displayRegionContainer),c.addControl(this.element,u.controlOptions),this._resizeWithViewer=u.controlOptions.anchor!==e.ControlAnchor.ABSOLUTE&&u.controlOptions.anchor!==e.ControlAnchor.NONE,u.width&&u.height?(this.setWidth(u.width),this.setHeight(u.height)):this._resizeWithViewer&&(f=e.getElementSize(c.element),this.element.style.height=Math.round(f.y*u.sizeRatio)+"px",this.element.style.width=Math.round(f.x*u.sizeRatio)+"px",this.oldViewerSize=f,m=e.getElementSize(this.element),this.elementArea=m.x*m.y),this.oldContainerSize=new e.Point(0,0),e.Viewer.apply(this,[u]),this.displayRegionContainer.appendChild(this.displayRegion),this.element.getElementsByTagName("div")[0].appendChild(this.displayRegionContainer);function v(T,x){l(h.displayRegionContainer,T),l(h.displayRegion,-T),h.viewport.setRotation(T,x)}if(u.navigatorRotate){var y=u.viewer.viewport?u.viewer.viewport.getRotation():u.viewer.degrees||0;v(y,!0),u.viewer.addHandler("rotate",function(T){v(T.degrees,T.immediately)})}this.innerTracker.destroy(),this.innerTracker=new e.MouseTracker({userData:"Navigator.innerTracker",element:this.element,dragHandler:e.delegate(this,r),clickHandler:e.delegate(this,n),releaseHandler:e.delegate(this,s),scrollHandler:e.delegate(this,o),preProcessEventHandler:function(T){T.eventType==="wheel"&&(T.preventDefault=!0)}}),this.outerTracker.userData="Navigator.outerTracker",e.setElementPointerEventsNone(this.canvas),e.setElementPointerEventsNone(this.container),this.addHandler("reset-size",function(){h.viewport&&h.viewport.goHome(!0)}),c.world.addHandler("item-index-change",function(T){window.setTimeout(function(){var x=h.world.getItemAt(T.previousIndex);h.world.setItemIndex(x,T.newIndex)},1)}),c.world.addHandler("remove-item",function(T){var x=T.item,E=h._getMatchingItem(x);E&&h.world.removeItem(E)}),this.update(c.viewport)},e.extend(e.Navigator.prototype,e.EventSource.prototype,e.Viewer.prototype,{updateSize:function(){if(this.viewport){var u=new e.Point(this.container.clientWidth===0?1:this.container.clientWidth,this.container.clientHeight===0?1:this.container.clientHeight);u.equals(this.oldContainerSize)||(this.viewport.resize(u,!0),this.viewport.goHome(!0),this.oldContainerSize=u,this.world.update(),this.world.draw(),this.update(this.viewer.viewport))}},setWidth:function(u){this.width=u,this.element.style.width=typeof u=="number"?u+"px":u,this._resizeWithViewer=!1,this.updateSize()},setHeight:function(u){this.height=u,this.element.style.height=typeof u=="number"?u+"px":u,this._resizeWithViewer=!1,this.updateSize()},setFlip:function(u){return this.viewport.setFlip(u),this.setDisplayTransform(this.viewer.viewport.getFlip()?"scale(-1,1)":"scale(1,1)"),this},setDisplayTransform:function(u){a(this.canvas,u),a(this.element,u)},update:function(u){var c,h,f,m,v,y;if(u||(u=this.viewer.viewport),c=e.getElementSize(this.viewer.element),this._resizeWithViewer&&c.x&&c.y&&!c.equals(this.oldViewerSize)&&(this.oldViewerSize=c,this.maintainSizeRatio||!this.elementArea?(h=c.x*this.sizeRatio,f=c.y*this.sizeRatio):(h=Math.sqrt(this.elementArea*(c.x/c.y)),f=this.elementArea/h),this.element.style.width=Math.round(h)+"px",this.element.style.height=Math.round(f)+"px",this.elementArea||(this.elementArea=h*f),this.updateSize()),u&&this.viewport){if(m=u.getBoundsNoRotate(!0),v=this.viewport.pixelFromPointNoRotate(m.getTopLeft(),!1),y=this.viewport.pixelFromPointNoRotate(m.getBottomRight(),!1).minus(this.totalBorderWidths),!this.navigatorRotate){var T=u.getRotation(!0);l(this.displayRegion,-T)}var x=this.displayRegion.style;x.display=this.world.getItemCount()?"block":"none",x.top=v.y.toFixed(2)+"px",x.left=v.x.toFixed(2)+"px";var E=y.x-v.x,M=y.y-v.y;x.width=Math.round(Math.max(E,0))+"px",x.height=Math.round(Math.max(M,0))+"px"}},addTiledImage:function(u){var c=this,h=u.originalTiledImage;delete u.original;var f=e.extend({},u,{success:function(m){var v=m.item;v._originalForNavigator=h,c._matchBounds(v,h,!0),c._matchOpacity(v,h),c._matchCompositeOperation(v,h);function y(){c._matchBounds(v,h)}function T(){c._matchOpacity(v,h)}function x(){c._matchCompositeOperation(v,h)}h.addHandler("bounds-change",y),h.addHandler("clip-change",y),h.addHandler("opacity-change",T),h.addHandler("composite-operation-change",x)}});return e.Viewer.prototype.addTiledImage.apply(this,[f])},destroy:function(){return e.Viewer.prototype.destroy.apply(this)},_getMatchingItem:function(u){for(var c=this.world.getItemCount(),h,f=0;f<c;f++)if(h=this.world.getItemAt(f),h._originalForNavigator===u)return h;return null},_matchBounds:function(u,c,h){var f=c.getBoundsNoRotate();u.setPosition(f.getTopLeft(),h),u.setWidth(f.width,h),u.setRotation(c.getRotation(),h),u.setClip(c.getClip()),u.setFlip(c.getFlip())},_matchOpacity:function(u,c){u.setOpacity(c.opacity)},_matchCompositeOperation:function(u,c){u.setCompositeOperation(c.compositeOperation)}});function n(u){var c={tracker:u.eventSource,position:u.position,quick:u.quick,shift:u.shift,originalEvent:u.originalEvent,preventDefaultAction:!1};if(this.viewer.raiseEvent("navigator-click",c),!c.preventDefaultAction&&u.quick&&this.viewer.viewport&&(this.panVertical||this.panHorizontal)){this.viewer.viewport.flipped&&(u.position.x=this.viewport.getContainerSize().x-u.position.x);var h=this.viewport.pointFromPixel(u.position);this.panVertical?this.panHorizontal||(h.x=this.viewer.viewport.getCenter(!0).x):h.y=this.viewer.viewport.getCenter(!0).y,this.viewer.viewport.panTo(h),this.viewer.viewport.applyConstraints()}}function r(u){var c={tracker:u.eventSource,position:u.position,delta:u.delta,speed:u.speed,direction:u.direction,shift:u.shift,originalEvent:u.originalEvent,preventDefaultAction:!1};this.viewer.raiseEvent("navigator-drag",c),!c.preventDefaultAction&&this.viewer.viewport&&(this.panHorizontal||(u.delta.x=0),this.panVertical||(u.delta.y=0),this.viewer.viewport.flipped&&(u.delta.x=-u.delta.x),this.viewer.viewport.panBy(this.viewport.deltaPointsFromPixels(u.delta)),this.viewer.constrainDuringPan&&this.viewer.viewport.applyConstraints())}function s(u){u.insideElementPressed&&this.viewer.viewport&&this.viewer.viewport.applyConstraints()}function o(u){var c={tracker:u.eventSource,position:u.position,scroll:u.scroll,shift:u.shift,originalEvent:u.originalEvent,preventDefault:u.preventDefault};this.viewer.raiseEvent("navigator-scroll",c),u.preventDefault=c.preventDefault}function l(u,c){a(u,"rotate("+c+"deg)")}function a(u,c){u.style.webkitTransform=c,u.style.mozTransform=c,u.style.msTransform=c,u.style.oTransform=c,u.style.transform=c}}(i),function(e){var n={Errors:{Dzc:"Sorry, we don't support Deep Zoom Collections!",Dzi:"Hmm, this doesn't appear to be a valid Deep Zoom Image.",Xml:"Hmm, this doesn't appear to be a valid Deep Zoom Image.",ImageFormat:"Sorry, we don't support {0}-based Deep Zoom Images.",Security:"It looks like a security restriction stopped us from loading this Deep Zoom Image.",Status:"This space unintentionally left blank ({0} {1}).",OpenFailed:"Unable to open {0}: {1}"},Tooltips:{FullPage:"Toggle full page",Home:"Go home",ZoomIn:"Zoom in",ZoomOut:"Zoom out",NextPage:"Next page",PreviousPage:"Previous page",RotateLeft:"Rotate left",RotateRight:"Rotate right",Flip:"Flip Horizontally"}};e.extend(e,{getString:function(r){var s=r.split("."),o=null,l=arguments,a=n,u;for(u=0;u<s.length-1;u++)a=a[s[u]]||{};return o=a[s[u]],typeof o!="string"&&(e.console.error("Untranslated source string:",r),o=""),o.replace(/\{\d+\}/g,function(c){var h=parseInt(c.match(/\d+/),10)+1;return h<l.length?l[h]:""})},setString:function(r,s){var o=r.split("."),l=n,a;for(a=0;a<o.length-1;a++)l[o[a]]||(l[o[a]]={}),l=l[o[a]];l[o[a]]=s}})}(i),function(e){e.Point=function(n,r){this.x=typeof n=="number"?n:0,this.y=typeof r=="number"?r:0},e.Point.prototype={clone:function(){return new e.Point(this.x,this.y)},plus:function(n){return new e.Point(this.x+n.x,this.y+n.y)},minus:function(n){return new e.Point(this.x-n.x,this.y-n.y)},times:function(n){return new e.Point(this.x*n,this.y*n)},divide:function(n){return new e.Point(this.x/n,this.y/n)},negate:function(){return new e.Point(-this.x,-this.y)},distanceTo:function(n){return Math.sqrt(Math.pow(this.x-n.x,2)+Math.pow(this.y-n.y,2))},squaredDistanceTo:function(n){return Math.pow(this.x-n.x,2)+Math.pow(this.y-n.y,2)},apply:function(n){return new e.Point(n(this.x),n(this.y))},equals:function(n){return n instanceof e.Point&&this.x===n.x&&this.y===n.y},rotate:function(n,r){r=r||new e.Point(0,0);var s,o;if(n%90===0){var l=e.positiveModulo(n,360);switch(l){case 0:s=1,o=0;break;case 90:s=0,o=1;break;case 180:s=-1,o=0;break;case 270:s=0,o=-1;break}}else{var a=n*Math.PI/180;s=Math.cos(a),o=Math.sin(a)}var u=s*(this.x-r.x)-o*(this.y-r.y)+r.x,c=o*(this.x-r.x)+s*(this.y-r.y)+r.y;return new e.Point(u,c)},toString:function(){return"("+Math.round(this.x*100)/100+","+Math.round(this.y*100)/100+")"}}}(i),function(e){e.TileSource=function(r,s,o,l,a,u){var c=this,h=arguments,f,m;if(e.isPlainObject(r)?f=r:f={width:h[0],height:h[1],tileSize:h[2],tileOverlap:h[3],minLevel:h[4],maxLevel:h[5]},e.EventSource.call(this),e.extend(!0,this,f),!this.success){for(m=0;m<arguments.length;m++)if(e.isFunction(arguments[m])){this.success=arguments[m];break}}this.success&&this.addHandler("ready",function(v){c.success(v)}),e.type(arguments[0])==="string"&&(this.url=arguments[0]),this.url?(this.aspectRatio=1,this.dimensions=new e.Point(10,10),this._tileWidth=0,this._tileHeight=0,this.tileOverlap=0,this.minLevel=0,this.maxLevel=0,this.ready=!1,this.getImageInfo(this.url)):(this.ready=!0,this.aspectRatio=f.width&&f.height?f.width/f.height:1,this.dimensions=new e.Point(f.width,f.height),this.tileSize?(this._tileWidth=this._tileHeight=this.tileSize,delete this.tileSize):(this.tileWidth?(this._tileWidth=this.tileWidth,delete this.tileWidth):this._tileWidth=0,this.tileHeight?(this._tileHeight=this.tileHeight,delete this.tileHeight):this._tileHeight=0),this.tileOverlap=f.tileOverlap?f.tileOverlap:0,this.minLevel=f.minLevel?f.minLevel:0,this.maxLevel=f.maxLevel!==void 0&&f.maxLevel!==null?f.maxLevel:f.width&&f.height?Math.ceil(Math.log(Math.max(f.width,f.height))/Math.log(2)):0,this.success&&e.isFunction(this.success)&&this.success(this))},e.TileSource.prototype={getTileSize:function(r){return e.console.error("[TileSource.getTileSize] is deprecated. Use TileSource.getTileWidth() and TileSource.getTileHeight() instead"),this._tileWidth},getTileWidth:function(r){return this._tileWidth?this._tileWidth:this.getTileSize(r)},getTileHeight:function(r){return this._tileHeight?this._tileHeight:this.getTileSize(r)},setMaxLevel:function(r){this.maxLevel=r,this._memoizeLevelScale()},getLevelScale:function(r){return this._memoizeLevelScale(),this.getLevelScale(r)},_memoizeLevelScale:function(){var r={},s;for(s=0;s<=this.maxLevel;s++)r[s]=1/Math.pow(2,this.maxLevel-s);this.getLevelScale=function(o){return r[o]}},getNumTiles:function(r){var s=this.getLevelScale(r),o=Math.ceil(s*this.dimensions.x/this.getTileWidth(r)),l=Math.ceil(s*this.dimensions.y/this.getTileHeight(r));return new e.Point(o,l)},getPixelRatio:function(r){var s=this.dimensions.times(this.getLevelScale(r)),o=1/s.x*e.pixelDensityRatio,l=1/s.y*e.pixelDensityRatio;return new e.Point(o,l)},getClosestLevel:function(){var r,s;for(r=this.minLevel+1;r<=this.maxLevel&&(s=this.getNumTiles(r),!(s.x>1||s.y>1));r++);return r-1},getTileAtPoint:function(r,s){var o=s.x>=0&&s.x<=1&&s.y>=0&&s.y<=1/this.aspectRatio;e.console.assert(o,"[TileSource.getTileAtPoint] must be called with a valid point.");var l=this.dimensions.x*this.getLevelScale(r),a=s.x*l,u=s.y*l,c=Math.floor(a/this.getTileWidth(r)),h=Math.floor(u/this.getTileHeight(r));s.x>=1&&(c=this.getNumTiles(r).x-1);var f=1e-15;return s.y>=1/this.aspectRatio-f&&(h=this.getNumTiles(r).y-1),new e.Point(c,h)},getTileBounds:function(r,s,o,l){var a=this.dimensions.times(this.getLevelScale(r)),u=this.getTileWidth(r),c=this.getTileHeight(r),h=s===0?0:u*s-this.tileOverlap,f=o===0?0:c*o-this.tileOverlap,m=u+(s===0?1:2)*this.tileOverlap,v=c+(o===0?1:2)*this.tileOverlap,y=1/a.x;return m=Math.min(m,a.x-h),v=Math.min(v,a.y-f),l?new e.Rect(0,0,m,v):new e.Rect(h*y,f*y,m*y,v*y)},getImageInfo:function(r){var s=this,o,l,a,u,c,h,f;r&&(c=r.split("/"),h=c[c.length-1],f=h.lastIndexOf("."),f>-1&&(c[c.length-1]=h.slice(0,f)));var m=null;if(this.splitHashDataForPost){var v=r.indexOf("#");v!==-1&&(m=r.substring(v+1),r=r.substr(0,v))}l=function(y){typeof y=="string"&&(y=e.parseXml(y));var T=e.TileSource.determineType(s,y,r);if(!T){s.raiseEvent("open-failed",{message:"Unable to load TileSource",source:r});return}u=T.prototype.configure.apply(s,[y,r,m]),u.ajaxWithCredentials===void 0&&(u.ajaxWithCredentials=s.ajaxWithCredentials),a=new T(u),s.ready=!0,s.raiseEvent("ready",{tileSource:a})},r.match(/\.js$/)?(o=r.split("/").pop().replace(".js",""),e.jsonp({url:r,async:!1,callbackName:o,callback:l})):e.makeAjaxRequest({url:r,postData:m,withCredentials:this.ajaxWithCredentials,headers:this.ajaxHeaders,success:function(y){var T=n(y);l(T)},error:function(y,T){var x;try{x="HTTP "+y.status+" attempting to load TileSource: "+r}catch{var E;typeof T>"u"||!T.toString?E="Unknown error":E=T.toString(),x=E+" attempting to load TileSource: "+r}e.console.error(x),s.raiseEvent("open-failed",{message:x,source:r,postData:m})}})},supports:function(r,s){return!1},configure:function(r,s,o){throw new Error("Method not implemented.")},getTileUrl:function(r,s,o){throw new Error("Method not implemented.")},getTilePostData:function(r,s,o){return null},getTileAjaxHeaders:function(r,s,o){return{}},getTileHashKey:function(r,s,o,l,a,u){function c(h){return a?h+"+"+JSON.stringify(a):h}return c(typeof l!="string"?r+"/"+s+"_"+o:l)},tileExists:function(r,s,o){var l=this.getNumTiles(r);return r>=this.minLevel&&r<=this.maxLevel&&s>=0&&o>=0&&s<l.x&&o<l.y},hasTransparency:function(r,s,o,l){return!!r||s.match(".png")},downloadTileStart:function(r){var s=r.userData,o=new Image;s.image=o,s.request=null;var l=function(a){if(!o){r.finish(null,s.request,"Image load failed: undefined Image instance.");return}o.onload=o.onerror=o.onabort=null,r.finish(a?null:o,s.request,a)};o.onload=function(){l()},o.onabort=o.onerror=function(){l("Image load aborted.")},r.loadWithAjax?s.request=e.makeAjaxRequest({url:r.src,withCredentials:r.ajaxWithCredentials,headers:r.ajaxHeaders,responseType:"arraybuffer",postData:r.postData,success:function(a){var u;try{u=new window.Blob([a.response])}catch(f){var c=window.BlobBuilder||window.WebKitBlobBuilder||window.MozBlobBuilder||window.MSBlobBuilder;if(f.name==="TypeError"&&c){var h=new c;h.append(a.response),u=h.getBlob()}}u.size===0?l("Empty image response."):o.src=(window.URL||window.webkitURL).createObjectURL(u)},error:function(a){l("Image load aborted - XHR error")}}):(r.crossOriginPolicy!==!1&&(o.crossOrigin=r.crossOriginPolicy),o.src=r.src)},downloadTileAbort:function(r){r.userData.request&&r.userData.request.abort();var s=r.userData.image;r.userData.image&&(s.onload=s.onerror=s.onabort=null)},createTileCache:function(r,s,o){r._data=s},destroyTileCache:function(r){r._data=null,r._renderedContext=null},getTileCacheData:function(r){return r._data},getTileCacheDataAsImage:function(r){return r._data},getTileCacheDataAsContext2D:function(r){if(!r._renderedContext){var s=document.createElement("canvas");s.width=r._data.width,s.height=r._data.height,r._renderedContext=s.getContext("2d"),r._renderedContext.drawImage(r._data,0,0),r._data=null}return r._renderedContext}},e.extend(!0,e.TileSource.prototype,e.EventSource.prototype);function n(r){var s=r.responseText,o=r.status,l,a;if(r){if(r.status!==200&&r.status!==0)throw o=r.status,l=o===404?"Not Found":r.statusText,new Error(e.getString("Errors.Status",o,l))}else throw new Error(e.getString("Errors.Security"));if(s.match(/^\s*<.*/))try{a=r.responseXML&&r.responseXML.documentElement?r.responseXML:e.parseXml(s)}catch{a=r.responseText}else if(s.match(/\s*[{[].*/))try{a=e.parseJSON(s)}catch{a=s}else a=s;return a}e.TileSource.determineType=function(r,s,o){var l;for(l in i)if(l.match(/.+TileSource$/)&&e.isFunction(i[l])&&e.isFunction(i[l].prototype.supports)&&i[l].prototype.supports.call(r,s,o))return i[l];return e.console.error("No TileSource was able to open %s %s",o,s),null}}(i),function(e){e.DziTileSource=function(s,o,l,a,u,c,h,f,m){var v,y,T,x;if(e.isPlainObject(s)?x=s:x={width:arguments[0],height:arguments[1],tileSize:arguments[2],tileOverlap:arguments[3],tilesUrl:arguments[4],fileFormat:arguments[5],displayRects:arguments[6],minLevel:arguments[7],maxLevel:arguments[8]},this._levelRects={},this.tilesUrl=x.tilesUrl,this.fileFormat=x.fileFormat,this.displayRects=x.displayRects,this.displayRects)for(v=this.displayRects.length-1;v>=0;v--)for(y=this.displayRects[v],T=y.minLevel;T<=y.maxLevel;T++)this._levelRects[T]||(this._levelRects[T]=[]),this._levelRects[T].push(y);e.TileSource.apply(this,[x])},e.extend(e.DziTileSource.prototype,e.TileSource.prototype,{supports:function(s,o){var l;return s.Image?l=s.Image.xmlns:s.documentElement&&(s.documentElement.localName==="Image"||s.documentElement.tagName==="Image")&&(l=s.documentElement.namespaceURI),l=(l||"").toLowerCase(),l.indexOf("schemas.microsoft.com/deepzoom/2008")!==-1||l.indexOf("schemas.microsoft.com/deepzoom/2009")!==-1},configure:function(s,o,l){var a;return e.isPlainObject(s)?a=r(this,s):a=n(this,s),o&&!a.tilesUrl&&(a.tilesUrl=o.replace(/([^/]+?)(\.(dzi|xml|js)?(\?[^/]*)?)?\/?$/,"$1_files/"),o.search(/\.(dzi|xml|js)\?/)!==-1?a.queryParams=o.match(/\?.*/):a.queryParams=""),a},getTileUrl:function(s,o,l){return[this.tilesUrl,s,"/",o,"_",l,".",this.fileFormat,this.queryParams].join("")},tileExists:function(s,o,l){var a=this._levelRects[s],u,c,h,f,m,v,y;if(this.minLevel&&s<this.minLevel||this.maxLevel&&s>this.maxLevel)return!1;if(!a||!a.length)return!0;for(y=a.length-1;y>=0;y--)if(u=a[y],!(s<u.minLevel||s>u.maxLevel)&&(c=this.getLevelScale(s),h=u.x*c,f=u.y*c,m=h+u.width*c,v=f+u.height*c,h=Math.floor(h/this._tileWidth),f=Math.floor(f/this._tileWidth),m=Math.ceil(m/this._tileWidth),v=Math.ceil(v/this._tileWidth),h<=o&&o<m&&f<=l&&l<v))return!0;return!1}});function n(s,o){if(!o||!o.documentElement)throw new Error(e.getString("Errors.Xml"));var l=o.documentElement,a=l.localName||l.tagName,u=o.documentElement.namespaceURI,c=null,h=[],f,m,v,y,T;if(a==="Image")try{if(y=l.getElementsByTagName("Size")[0],y===void 0&&(y=l.getElementsByTagNameNS(u,"Size")[0]),c={Image:{xmlns:"http://schemas.microsoft.com/deepzoom/2008",Url:l.getAttribute("Url"),Format:l.getAttribute("Format"),DisplayRect:null,Overlap:parseInt(l.getAttribute("Overlap"),10),TileSize:parseInt(l.getAttribute("TileSize"),10),Size:{Height:parseInt(y.getAttribute("Height"),10),Width:parseInt(y.getAttribute("Width"),10)}}},!e.imageFormatSupported(c.Image.Format))throw new Error(e.getString("Errors.ImageFormat",c.Image.Format.toUpperCase()));for(f=l.getElementsByTagName("DisplayRect"),f===void 0&&(f=l.getElementsByTagNameNS(u,"DisplayRect")[0]),T=0;T<f.length;T++)m=f[T],v=m.getElementsByTagName("Rect")[0],v===void 0&&(v=m.getElementsByTagNameNS(u,"Rect")[0]),h.push({Rect:{X:parseInt(v.getAttribute("X"),10),Y:parseInt(v.getAttribute("Y"),10),Width:parseInt(v.getAttribute("Width"),10),Height:parseInt(v.getAttribute("Height"),10),MinLevel:parseInt(m.getAttribute("MinLevel"),10),MaxLevel:parseInt(m.getAttribute("MaxLevel"),10)}});return h.length&&(c.Image.DisplayRect=h),r(s,c)}catch(M){throw M instanceof Error?M:new Error(e.getString("Errors.Dzi"))}else{if(a==="Collection")throw new Error(e.getString("Errors.Dzc"));if(a==="Error"){var x=l.getElementsByTagName("Message")[0],E=x.firstChild.nodeValue;throw new Error(E)}}throw new Error(e.getString("Errors.Dzi"))}function r(s,o){var l=o.Image,a=l.Url,u=l.Format,c=l.Size,h=l.DisplayRect||[],f=parseInt(c.Width,10),m=parseInt(c.Height,10),v=parseInt(l.TileSize,10),y=parseInt(l.Overlap,10),T=[],x,E;for(E=0;E<h.length;E++)x=h[E].Rect,T.push(new e.DisplayRect(parseInt(x.X,10),parseInt(x.Y,10),parseInt(x.Width,10),parseInt(x.Height,10),parseInt(x.MinLevel,10),parseInt(x.MaxLevel,10)));return e.extend(!0,{width:f,height:m,tileSize:v,tileOverlap:y,minLevel:null,maxLevel:null,tilesUrl:a,fileFormat:u,displayRects:T},o)}}(i),function(e){e.IIIFTileSource=function(l){if(e.extend(!0,this,l),this._id=this["@id"]||this.id||this.identifier||null,!(this.height&&this.width&&this._id))throw new Error("IIIF required parameters (width, height, or id) not provided.");if(l.tileSizePerScaleFactor={},this.tileFormat=this.tileFormat||"jpg",this.version=l.version,this.tile_width&&this.tile_height)l.tileWidth=this.tile_width,l.tileHeight=this.tile_height;else if(this.tile_width)l.tileSize=this.tile_width;else if(this.tile_height)l.tileSize=this.tile_height;else if(this.tiles)if(this.tiles.length===1)l.tileWidth=this.tiles[0].width,l.tileHeight=this.tiles[0].height||this.tiles[0].width,this.scale_factors=this.tiles[0].scaleFactors;else{this.scale_factors=[];for(var a=0;a<this.tiles.length;a++)for(var u=0;u<this.tiles[a].scaleFactors.length;u++){var c=this.tiles[a].scaleFactors[u];this.scale_factors.push(c),l.tileSizePerScaleFactor[c]={width:this.tiles[a].width,height:this.tiles[a].height||this.tiles[a].width}}}else if(n(l)){for(var h=Math.min(this.height,this.width),f=[256,512,1024],m=[],v=0;v<f.length;v++)f[v]<=h&&m.push(f[v]);m.length>0?l.tileSize=Math.max.apply(null,m):l.tileSize=h}else this.sizes&&this.sizes.length>0?(this.emulateLegacyImagePyramid=!0,l.levels=r(this),e.extend(!0,l,{width:l.levels[l.levels.length-1].width,height:l.levels[l.levels.length-1].height,tileSize:Math.max(l.height,l.width),tileOverlap:0,minLevel:0,maxLevel:l.levels.length-1}),this.levels=l.levels):e.console.error("Nothing in the info.json to construct image pyramids from");if(!l.maxLevel&&!this.emulateLegacyImagePyramid)if(!this.scale_factors)l.maxLevel=Number(Math.round(Math.log(Math.max(this.width,this.height),2)));else{var y=Math.max.apply(null,this.scale_factors);l.maxLevel=Math.round(Math.log(y)*Math.LOG2E)}if(this.sizes){var T=this.sizes.length;(T===l.maxLevel||T===l.maxLevel+1)&&(this.levelSizes=this.sizes.slice().sort((x,E)=>x.width-E.width),T===l.maxLevel&&this.levelSizes.push({width:this.width,height:this.height}))}e.TileSource.apply(this,[l])},e.extend(e.IIIFTileSource.prototype,e.TileSource.prototype,{supports:function(l,a){return l.protocol&&l.protocol==="http://iiif.io/api/image"||l["@context"]&&(l["@context"]==="http://library.stanford.edu/iiif/image-api/1.1/context.json"||l["@context"]==="http://iiif.io/api/image/1/context.json")||l.profile&&l.profile.indexOf("http://library.stanford.edu/iiif/image-api/compliance.html")===0||l.identifier&&l.width&&l.height?!0:!!(l.documentElement&&l.documentElement.tagName==="info"&&l.documentElement.namespaceURI==="http://library.stanford.edu/iiif/image-api/ns/")},configure:function(l,a,u){if(e.isPlainObject(l)){if(!l["@context"])l["@context"]="http://iiif.io/api/image/1.0/context.json",l["@id"]=a.replace("/info.json",""),l.version=1;else{var h=l["@context"];if(Array.isArray(h)){for(var f=0;f<h.length;f++)if(typeof h[f]=="string"&&(/^http:\/\/iiif\.io\/api\/image\/[1-3]\/context\.json$/.test(h[f])||h[f]==="http://library.stanford.edu/iiif/image-api/1.1/context.json")){h=h[f];break}}switch(h){case"http://iiif.io/api/image/1/context.json":case"http://library.stanford.edu/iiif/image-api/1.1/context.json":l.version=1;break;case"http://iiif.io/api/image/2/context.json":l.version=2;break;case"http://iiif.io/api/image/3/context.json":l.version=3;break;default:e.console.error("Data has a @context property which contains no known IIIF context URI.")}}if(l.preferredFormats){for(var m=0;m<l.preferredFormats.length;m++)if(i.imageFormatSupported(l.preferredFormats[m])){l.tileFormat=l.preferredFormats[m];break}}return l}else{var c=s(l);return c["@context"]="http://iiif.io/api/image/1.0/context.json",c["@id"]=a.replace("/info.xml",""),c.version=1,c}},getTileWidth:function(l){if(this.emulateLegacyImagePyramid)return e.TileSource.prototype.getTileWidth.call(this,l);var a=Math.pow(2,this.maxLevel-l);return this.tileSizePerScaleFactor&&this.tileSizePerScaleFactor[a]?this.tileSizePerScaleFactor[a].width:this._tileWidth},getTileHeight:function(l){if(this.emulateLegacyImagePyramid)return e.TileSource.prototype.getTileHeight.call(this,l);var a=Math.pow(2,this.maxLevel-l);return this.tileSizePerScaleFactor&&this.tileSizePerScaleFactor[a]?this.tileSizePerScaleFactor[a].height:this._tileHeight},getLevelScale:function(l){if(this.emulateLegacyImagePyramid){var a=NaN;return this.levels.length>0&&l>=this.minLevel&&l<=this.maxLevel&&(a=this.levels[l].width/this.levels[this.maxLevel].width),a}return e.TileSource.prototype.getLevelScale.call(this,l)},getNumTiles:function(l){if(this.emulateLegacyImagePyramid){var a=this.getLevelScale(l);return a?new e.Point(1,1):new e.Point(0,0)}if(this.levelSizes){var u=this.levelSizes[l],c=Math.ceil(u.width/this.getTileWidth(l)),h=Math.ceil(u.height/this.getTileHeight(l));return new e.Point(c,h)}else return e.TileSource.prototype.getNumTiles.call(this,l)},getTileAtPoint:function(l,a){if(this.emulateLegacyImagePyramid)return new e.Point(0,0);if(this.levelSizes){var u=a.x>=0&&a.x<=1&&a.y>=0&&a.y<=1/this.aspectRatio;e.console.assert(u,"[TileSource.getTileAtPoint] must be called with a valid point.");var c=this.levelSizes[l].width,h=a.x*c,f=a.y*c,m=Math.floor(h/this.getTileWidth(l)),v=Math.floor(f/this.getTileHeight(l));a.x>=1&&(m=this.getNumTiles(l).x-1);var y=1e-15;return a.y>=1/this.aspectRatio-y&&(v=this.getNumTiles(l).y-1),new e.Point(m,v)}return e.TileSource.prototype.getTileAtPoint.call(this,l,a)},getTileUrl:function(l,a,u){if(this.emulateLegacyImagePyramid){var c=null;return this.levels.length>0&&l>=this.minLevel&&l<=this.maxLevel&&(c=this.levels[l].url),c}var h="0",f=Math.pow(.5,this.maxLevel-l),m,v,y,T,x,E,M,L,U,K,q,Y,te,fe,$,j;return this.levelSizes?(m=this.levelSizes[l].width,v=this.levelSizes[l].height):(m=Math.ceil(this.width*f),v=Math.ceil(this.height*f)),y=this.getTileWidth(l),T=this.getTileHeight(l),x=Math.round(y/f),E=Math.round(T/f),this.version===1?$="native."+this.tileFormat:$="default."+this.tileFormat,m<y&&v<T?(this.version===2&&m===this.width?Y="full":this.version===3&&m===this.width&&v===this.height?Y="max":this.version===3?Y=m+","+v:Y=m+",",M="full"):(L=a*x,U=u*E,K=Math.min(x,this.width-L),q=Math.min(E,this.height-U),a===0&&u===0&&K===this.width&&q===this.height?M="full":M=[L,U,K,q].join(","),te=Math.min(y,m-a*y),fe=Math.min(T,v-u*T),this.version===2&&te===this.width?Y="full":this.version===3&&te===this.width&&fe===this.height?Y="max":this.version===3?Y=te+","+fe:Y=te+","),j=[this._id,M,Y,h,$].join("/"),j},__testonly__:{canBeTiled:n,constructLevels:r}});function n(l){var a=["http://library.stanford.edu/iiif/image-api/compliance.html#level0","http://library.stanford.edu/iiif/image-api/1.1/compliance.html#level0","http://iiif.io/api/image/2/level0.json","level0","https://iiif.io/api/image/3/level0.json"],u=Array.isArray(l.profile)?l.profile[0]:l.profile,c=a.indexOf(u)!==-1,h=!1;return l.version===2&&l.profile.length>1&&l.profile[1].supports&&(h=l.profile[1].supports.indexOf("sizeByW")!==-1),l.version===3&&l.extraFeatures&&(h=l.extraFeatures.indexOf("sizeByWh")!==-1),!c||h}function r(l){for(var a=[],u=0;u<l.sizes.length;u++)a.push({url:l._id+"/full/"+l.sizes[u].width+","+(l.version===3?l.sizes[u].height:"")+"/0/default."+l.tileFormat,width:l.sizes[u].width,height:l.sizes[u].height});return a.sort(function(c,h){return c.width-h.width})}function s(l){if(!l||!l.documentElement)throw new Error(e.getString("Errors.Xml"));var a=l.documentElement,u=a.tagName,c=null;if(u==="info")try{return c={},o(a,c),c}catch(h){throw h instanceof Error?h:new Error(e.getString("Errors.IIIF"))}throw new Error(e.getString("Errors.IIIF"))}function o(l,a,u){var c,h;if(l.nodeType===3&&u)h=l.nodeValue.trim(),h.match(/^\d*$/)&&(h=Number(h)),a[u]?(e.isArray(a[u])||(a[u]=[a[u]]),a[u].push(h)):a[u]=h;else if(l.nodeType===1)for(c=0;c<l.childNodes.length;c++)o(l.childNodes[c],a,l.nodeName)}}(i),function(e){e.OsmTileSource=function(n,r,s,o,l){var a;e.isPlainObject(n)?a=n:a={width:arguments[0],height:arguments[1],tileSize:arguments[2],tileOverlap:arguments[3],tilesUrl:arguments[4]},(!a.width||!a.height)&&(a.width=65572864,a.height=65572864),a.tileSize||(a.tileSize=256,a.tileOverlap=0),a.tilesUrl||(a.tilesUrl="http://tile.openstreetmap.org/"),a.minLevel=8,e.TileSource.apply(this,[a])},e.extend(e.OsmTileSource.prototype,e.TileSource.prototype,{supports:function(n,r){return n.type&&n.type==="openstreetmaps"},configure:function(n,r,s){return n},getTileUrl:function(n,r,s){return this.tilesUrl+(n-8)+"/"+r+"/"+s+".png"}})}(i),function(e){e.TmsTileSource=function(n,r,s,o,l){var a;e.isPlainObject(n)?a=n:a={width:arguments[0],height:arguments[1],tileSize:arguments[2],tileOverlap:arguments[3],tilesUrl:arguments[4]};var u=Math.ceil(a.width/256)*256,c=Math.ceil(a.height/256)*256,h;u>c?h=u/256:h=c/256,a.maxLevel=Math.ceil(Math.log(h)/Math.log(2))-1,a.tileSize=256,a.width=u,a.height=c,e.TileSource.apply(this,[a])},e.extend(e.TmsTileSource.prototype,e.TileSource.prototype,{supports:function(n,r){return n.type&&n.type==="tiledmapservice"},configure:function(n,r,s){return n},getTileUrl:function(n,r,s){var o=this.getNumTiles(n).y-1;return this.tilesUrl+n+"/"+r+"/"+(o-s)+".png"}})}(i),function(e){e.ZoomifyTileSource=function(n){typeof n.tileSize>"u"&&(n.tileSize=256),typeof n.fileFormat>"u"&&(n.fileFormat="jpg",this.fileFormat=n.fileFormat);var r={x:n.width,y:n.height};for(n.imageSizes=[{x:n.width,y:n.height}],n.gridSize=[this._getGridSize(n.width,n.height,n.tileSize)];parseInt(r.x,10)>n.tileSize||parseInt(r.y,10)>n.tileSize;)r.x=Math.floor(r.x/2),r.y=Math.floor(r.y/2),n.imageSizes.push({x:r.x,y:r.y}),n.gridSize.push(this._getGridSize(r.x,r.y,n.tileSize));n.imageSizes.reverse(),n.gridSize.reverse(),n.minLevel=0,n.maxLevel=n.gridSize.length-1,i.TileSource.apply(this,[n])},e.extend(e.ZoomifyTileSource.prototype,e.TileSource.prototype,{_getGridSize:function(n,r,s){return{x:Math.ceil(n/s),y:Math.ceil(r/s)}},_calculateAbsoluteTileNumber:function(n,r,s){for(var o=0,l={},a=0;a<n;a++)l=this.gridSize[a],o+=l.x*l.y;return l=this.gridSize[n],o+=l.x*s+r,o},supports:function(n,r){return n.type&&n.type==="zoomifytileservice"},configure:function(n,r,s){return n},getTileUrl:function(n,r,s){var o=0,l=this._calculateAbsoluteTileNumber(n,r,s);return o=Math.floor(l/256),this.tilesUrl+"TileGroup"+o+"/"+n+"-"+r+"-"+s+"."+this.fileFormat}})}(i),function(e){e.LegacyTileSource=function(o){var l,a,u;e.isArray(o)&&(l={type:"legacy-image-pyramid",levels:o}),l.levels=n(l.levels),l.levels.length>0?(a=l.levels[l.levels.length-1].width,u=l.levels[l.levels.length-1].height):(a=0,u=0,e.console.error("No supported image formats found")),e.extend(!0,l,{width:a,height:u,tileSize:Math.max(u,a),tileOverlap:0,minLevel:0,maxLevel:l.levels.length>0?l.levels.length-1:0}),e.TileSource.apply(this,[l]),this.levels=l.levels},e.extend(e.LegacyTileSource.prototype,e.TileSource.prototype,{supports:function(o,l){return o.type&&o.type==="legacy-image-pyramid"||o.documentElement&&o.documentElement.getAttribute("type")==="legacy-image-pyramid"},configure:function(o,l,a){var u;return e.isPlainObject(o)?u=s(this,o):u=r(this,o),u},getLevelScale:function(o){var l=NaN;return this.levels.length>0&&o>=this.minLevel&&o<=this.maxLevel&&(l=this.levels[o].width/this.levels[this.maxLevel].width),l},getNumTiles:function(o){var l=this.getLevelScale(o);return l?new e.Point(1,1):new e.Point(0,0)},getTileUrl:function(o,l,a){var u=null;return this.levels.length>0&&o>=this.minLevel&&o<=this.maxLevel&&(u=this.levels[o].url),u}});function n(o){var l=[],a,u;for(u=0;u<o.length;u++)a=o[u],a.height&&a.width&&a.url?l.push({url:a.url,width:Number(a.width),height:Number(a.height)}):e.console.error("Unsupported image format: %s",a.url?a.url:"<no URL>");return l.sort(function(c,h){return c.height-h.height})}function r(o,l){if(!l||!l.documentElement)throw new Error(e.getString("Errors.Xml"));var a=l.documentElement,u=a.tagName,c=null,h=[],f,m;if(u==="image")try{for(c={type:a.getAttribute("type"),levels:[]},h=a.getElementsByTagName("level"),m=0;m<h.length;m++)f=h[m],c.levels.push({url:f.getAttribute("url"),width:parseInt(f.getAttribute("width"),10),height:parseInt(f.getAttribute("height"),10)});return s(o,c)}catch(v){throw v instanceof Error?v:new Error("Unknown error parsing Legacy Image Pyramid XML.")}else{if(u==="collection")throw new Error("Legacy Image Pyramid Collections not yet supported.");if(u==="error")throw new Error("Error: "+l)}throw new Error("Unknown element "+u)}function s(o,l){return l.levels}}(i),function(e){e.ImageTileSource=function(n){n=e.extend({buildPyramid:!0,crossOriginPolicy:!1,ajaxWithCredentials:!1},n),e.TileSource.apply(this,[n])},e.extend(e.ImageTileSource.prototype,e.TileSource.prototype,{supports:function(n,r){return n.type&&n.type==="image"},configure:function(n,r,s){return n},getImageInfo:function(n){var r=this._image=new Image,s=this;this.crossOriginPolicy&&(r.crossOrigin=this.crossOriginPolicy),this.ajaxWithCredentials&&(r.useCredentials=this.ajaxWithCredentials),e.addEvent(r,"load",function(){s.width=r.naturalWidth,s.height=r.naturalHeight,s.aspectRatio=s.width/s.height,s.dimensions=new e.Point(s.width,s.height),s._tileWidth=s.width,s._tileHeight=s.height,s.tileOverlap=0,s.minLevel=0,s.levels=s._buildLevels(),s.maxLevel=s.levels.length-1,s.ready=!0,s.raiseEvent("ready",{tileSource:s})}),e.addEvent(r,"error",function(){s.raiseEvent("open-failed",{message:"Error loading image at "+n,source:n})}),r.src=n},getLevelScale:function(n){var r=NaN;return n>=this.minLevel&&n<=this.maxLevel&&(r=this.levels[n].width/this.levels[this.maxLevel].width),r},getNumTiles:function(n){var r=this.getLevelScale(n);return r?new e.Point(1,1):new e.Point(0,0)},getTileUrl:function(n,r,s){var o=null;return n>=this.minLevel&&n<=this.maxLevel&&(o=this.levels[n].url),o},getContext2D:function(n,r,s){var o=null;return n>=this.minLevel&&n<=this.maxLevel&&(o=this.levels[n].context2D),o},destroy:function(n){this._freeupCanvasMemory(n)},_buildLevels:function(){var n=[{url:this._image.src,width:this._image.naturalWidth,height:this._image.naturalHeight}];if(!this.buildPyramid||!e.supportsCanvas)return delete this._image,n;var r=this._image.naturalWidth,s=this._image.naturalHeight,o=document.createElement("canvas"),l=o.getContext("2d");if(o.width=r,o.height=s,l.drawImage(this._image,0,0,r,s),n[0].context2D=l,delete this._image,e.isCanvasTainted(o))return n;for(;r>=2&&s>=2;){r=Math.floor(r/2),s=Math.floor(s/2);var a=document.createElement("canvas"),u=a.getContext("2d");a.width=r,a.height=s,u.drawImage(o,0,0,r,s),n.splice(0,0,{context2D:u,width:r,height:s}),o=a,l=u}return n},_freeupCanvasMemory:function(n){for(var r=0;r<this.levels.length;r++)this.levels[r].context2D&&(this.levels[r].context2D.canvas.height=0,this.levels[r].context2D.canvas.width=0,n&&n.raiseEvent("image-unloaded",{context2D:this.levels[r].context2D}))}})}(i),function(e){e.TileSourceCollection=function(n,r,s,o){e.console.error("TileSourceCollection is deprecated; use World instead")}}(i),function(e){e.ButtonState={REST:0,GROUP:1,HOVER:2,DOWN:3},e.Button=function(u){var c=this;e.EventSource.call(this),e.extend(!0,this,{tooltip:null,srcRest:null,srcGroup:null,srcHover:null,srcDown:null,clickTimeThreshold:e.DEFAULT_SETTINGS.clickTimeThreshold,clickDistThreshold:e.DEFAULT_SETTINGS.clickDistThreshold,fadeDelay:0,fadeLength:2e3,onPress:null,onRelease:null,onClick:null,onEnter:null,onExit:null,onFocus:null,onBlur:null,userData:null},u),this.element=u.element||e.makeNeutralElement("div"),u.element||(this.imgRest=e.makeTransparentImage(this.srcRest),this.imgGroup=e.makeTransparentImage(this.srcGroup),this.imgHover=e.makeTransparentImage(this.srcHover),this.imgDown=e.makeTransparentImage(this.srcDown),this.imgRest.alt=this.imgGroup.alt=this.imgHover.alt=this.imgDown.alt=this.tooltip,e.setElementPointerEventsNone(this.imgRest),e.setElementPointerEventsNone(this.imgGroup),e.setElementPointerEventsNone(this.imgHover),e.setElementPointerEventsNone(this.imgDown),this.element.style.position="relative",e.setElementTouchActionNone(this.element),this.imgGroup.style.position=this.imgHover.style.position=this.imgDown.style.position="absolute",this.imgGroup.style.top=this.imgHover.style.top=this.imgDown.style.top="0px",this.imgGroup.style.left=this.imgHover.style.left=this.imgDown.style.left="0px",this.imgHover.style.visibility=this.imgDown.style.visibility="hidden",this.element.appendChild(this.imgRest),this.element.appendChild(this.imgGroup),this.element.appendChild(this.imgHover),this.element.appendChild(this.imgDown)),this.addHandler("press",this.onPress),this.addHandler("release",this.onRelease),this.addHandler("click",this.onClick),this.addHandler("enter",this.onEnter),this.addHandler("exit",this.onExit),this.addHandler("focus",this.onFocus),this.addHandler("blur",this.onBlur),this.currentState=e.ButtonState.GROUP,this.fadeBeginTime=null,this.shouldFade=!1,this.element.style.display="inline-block",this.element.style.position="relative",this.element.title=this.tooltip,this.tracker=new e.MouseTracker({userData:"Button.tracker",element:this.element,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,enterHandler:function(h){h.insideElementPressed?(l(c,e.ButtonState.DOWN),c.raiseEvent("enter",{originalEvent:h.originalEvent})):h.buttonDownAny||l(c,e.ButtonState.HOVER)},focusHandler:function(h){c.tracker.enterHandler(h),c.raiseEvent("focus",{originalEvent:h.originalEvent})},leaveHandler:function(h){a(c,e.ButtonState.GROUP),h.insideElementPressed&&c.raiseEvent("exit",{originalEvent:h.originalEvent})},blurHandler:function(h){c.tracker.leaveHandler(h),c.raiseEvent("blur",{originalEvent:h.originalEvent})},pressHandler:function(h){l(c,e.ButtonState.DOWN),c.raiseEvent("press",{originalEvent:h.originalEvent})},releaseHandler:function(h){h.insideElementPressed&&h.insideElementReleased?(a(c,e.ButtonState.HOVER),c.raiseEvent("release",{originalEvent:h.originalEvent})):h.insideElementPressed?a(c,e.ButtonState.GROUP):l(c,e.ButtonState.HOVER)},clickHandler:function(h){h.quick&&c.raiseEvent("click",{originalEvent:h.originalEvent})},keyHandler:function(h){h.keyCode===13?(c.raiseEvent("click",{originalEvent:h.originalEvent}),c.raiseEvent("release",{originalEvent:h.originalEvent}),h.preventDefault=!0):h.preventDefault=!1}}),a(this,e.ButtonState.REST)},e.extend(e.Button.prototype,e.EventSource.prototype,{notifyGroupEnter:function(){l(this,e.ButtonState.GROUP)},notifyGroupExit:function(){a(this,e.ButtonState.REST)},disable:function(){this.notifyGroupExit(),this.element.disabled=!0,this.tracker.setTracking(!1),e.setElementOpacity(this.element,.2,!0)},enable:function(){this.element.disabled=!1,this.tracker.setTracking(!0),e.setElementOpacity(this.element,1,!0),this.notifyGroupEnter()},destroy:function(){this.imgRest&&(this.element.removeChild(this.imgRest),this.imgRest=null),this.imgGroup&&(this.element.removeChild(this.imgGroup),this.imgGroup=null),this.imgHover&&(this.element.removeChild(this.imgHover),this.imgHover=null),this.imgDown&&(this.element.removeChild(this.imgDown),this.imgDown=null),this.removeAllHandlers(),this.tracker.destroy(),this.element=null}});function n(u){e.requestAnimationFrame(function(){r(u)})}function r(u){var c,h,f;u.shouldFade&&(c=e.now(),h=c-u.fadeBeginTime,f=1-h/u.fadeLength,f=Math.min(1,f),f=Math.max(0,f),u.imgGroup&&e.setElementOpacity(u.imgGroup,f,!0),f>0&&n(u))}function s(u){u.shouldFade=!0,u.fadeBeginTime=e.now()+u.fadeDelay,window.setTimeout(function(){n(u)},u.fadeDelay)}function o(u){u.shouldFade=!1,u.imgGroup&&e.setElementOpacity(u.imgGroup,1,!0)}function l(u,c){u.element.disabled||(c>=e.ButtonState.GROUP&&u.currentState===e.ButtonState.REST&&(o(u),u.currentState=e.ButtonState.GROUP),c>=e.ButtonState.HOVER&&u.currentState===e.ButtonState.GROUP&&(u.imgHover&&(u.imgHover.style.visibility=""),u.currentState=e.ButtonState.HOVER),c>=e.ButtonState.DOWN&&u.currentState===e.ButtonState.HOVER&&(u.imgDown&&(u.imgDown.style.visibility=""),u.currentState=e.ButtonState.DOWN))}function a(u,c){u.element.disabled||(c<=e.ButtonState.HOVER&&u.currentState===e.ButtonState.DOWN&&(u.imgDown&&(u.imgDown.style.visibility="hidden"),u.currentState=e.ButtonState.HOVER),c<=e.ButtonState.GROUP&&u.currentState===e.ButtonState.HOVER&&(u.imgHover&&(u.imgHover.style.visibility="hidden"),u.currentState=e.ButtonState.GROUP),c<=e.ButtonState.REST&&u.currentState===e.ButtonState.GROUP&&(s(u),u.currentState=e.ButtonState.REST))}}(i),function(e){e.ButtonGroup=function(n){e.extend(!0,this,{buttons:[],clickTimeThreshold:e.DEFAULT_SETTINGS.clickTimeThreshold,clickDistThreshold:e.DEFAULT_SETTINGS.clickDistThreshold,labelText:""},n);var r=this.buttons.concat([]),s=this,o;if(this.element=n.element||e.makeNeutralElement("div"),!n.group)for(this.element.style.display="inline-block",o=0;o<r.length;o++)this.element.appendChild(r[o].element);e.setElementTouchActionNone(this.element),this.tracker=new e.MouseTracker({userData:"ButtonGroup.tracker",element:this.element,clickTimeThreshold:this.clickTimeThreshold,clickDistThreshold:this.clickDistThreshold,enterHandler:function(l){var a;for(a=0;a<s.buttons.length;a++)s.buttons[a].notifyGroupEnter()},leaveHandler:function(l){var a;if(!l.insideElementPressed)for(a=0;a<s.buttons.length;a++)s.buttons[a].notifyGroupExit()}})},e.ButtonGroup.prototype={addButton:function(n){this.buttons.push(n),this.element.appendChild(n.element)},emulateEnter:function(){this.tracker.enterHandler({eventSource:this.tracker})},emulateLeave:function(){this.tracker.leaveHandler({eventSource:this.tracker})},destroy:function(){for(;this.buttons.length;){var n=this.buttons.pop();this.element.removeChild(n.element),n.destroy()}this.tracker.destroy(),this.element=null}}}(i),function(e){e.Rect=function(n,r,s,o,l){this.x=typeof n=="number"?n:0,this.y=typeof r=="number"?r:0,this.width=typeof s=="number"?s:0,this.height=typeof o=="number"?o:0,this.degrees=typeof l=="number"?l:0,this.degrees=e.positiveModulo(this.degrees,360);var a,u;this.degrees>=270?(a=this.getTopRight(),this.x=a.x,this.y=a.y,u=this.height,this.height=this.width,this.width=u,this.degrees-=270):this.degrees>=180?(a=this.getBottomRight(),this.x=a.x,this.y=a.y,this.degrees-=180):this.degrees>=90&&(a=this.getBottomLeft(),this.x=a.x,this.y=a.y,u=this.height,this.height=this.width,this.width=u,this.degrees-=90)},e.Rect.fromSummits=function(n,r,s){var o=n.distanceTo(r),l=n.distanceTo(s),a=r.minus(n),u=Math.atan(a.y/a.x);return a.x<0?u+=Math.PI:a.y<0&&(u+=2*Math.PI),new e.Rect(n.x,n.y,o,l,u/Math.PI*180)},e.Rect.prototype={clone:function(){return new e.Rect(this.x,this.y,this.width,this.height,this.degrees)},getAspectRatio:function(){return this.width/this.height},getTopLeft:function(){return new e.Point(this.x,this.y)},getBottomRight:function(){return new e.Point(this.x+this.width,this.y+this.height).rotate(this.degrees,this.getTopLeft())},getTopRight:function(){return new e.Point(this.x+this.width,this.y).rotate(this.degrees,this.getTopLeft())},getBottomLeft:function(){return new e.Point(this.x,this.y+this.height).rotate(this.degrees,this.getTopLeft())},getCenter:function(){return new e.Point(this.x+this.width/2,this.y+this.height/2).rotate(this.degrees,this.getTopLeft())},getSize:function(){return new e.Point(this.width,this.height)},equals:function(n){return n instanceof e.Rect&&this.x===n.x&&this.y===n.y&&this.width===n.width&&this.height===n.height&&this.degrees===n.degrees},times:function(n){return new e.Rect(this.x*n,this.y*n,this.width*n,this.height*n,this.degrees)},translate:function(n){return new e.Rect(this.x+n.x,this.y+n.y,this.width,this.height,this.degrees)},union:function(n){var r=this.getBoundingBox(),s=n.getBoundingBox(),o=Math.min(r.x,s.x),l=Math.min(r.y,s.y),a=Math.max(r.x+r.width,s.x+s.width),u=Math.max(r.y+r.height,s.y+s.height);return new e.Rect(o,l,a-o,u-l)},intersection:function(n){var r=1e-10,s=[],o=this.getTopLeft();n.containsPoint(o,r)&&s.push(o);var l=this.getTopRight();n.containsPoint(l,r)&&s.push(l);var a=this.getBottomLeft();n.containsPoint(a,r)&&s.push(a);var u=this.getBottomRight();n.containsPoint(u,r)&&s.push(u);var c=n.getTopLeft();this.containsPoint(c,r)&&s.push(c);var h=n.getTopRight();this.containsPoint(h,r)&&s.push(h);var f=n.getBottomLeft();this.containsPoint(f,r)&&s.push(f);var m=n.getBottomRight();this.containsPoint(m,r)&&s.push(m);for(var v=this._getSegments(),y=n._getSegments(),T=0;T<v.length;T++)for(var x=v[T],E=0;E<y.length;E++){var M=y[E],L=U(x[0],x[1],M[0],M[1]);L&&s.push(L)}function U(j,ie,ce,ye){var me=ie.minus(j),pe=ye.minus(ce),oe=-pe.x*me.y+me.x*pe.y;if(oe===0)return null;var Ae=(me.x*(j.y-ce.y)-me.y*(j.x-ce.x))/oe,De=(pe.x*(j.y-ce.y)-pe.y*(j.x-ce.x))/oe;return-r<=Ae&&Ae<=1-r&&-r<=De&&De<=1-r?new e.Point(j.x+De*me.x,j.y+De*me.y):null}if(s.length===0)return null;for(var K=s[0].x,q=s[0].x,Y=s[0].y,te=s[0].y,fe=1;fe<s.length;fe++){var $=s[fe];$.x<K&&(K=$.x),$.x>q&&(q=$.x),$.y<Y&&(Y=$.y),$.y>te&&(te=$.y)}return new e.Rect(K,Y,q-K,te-Y)},_getSegments:function(){var n=this.getTopLeft(),r=this.getTopRight(),s=this.getBottomLeft(),o=this.getBottomRight();return[[n,r],[r,o],[o,s],[s,n]]},rotate:function(n,r){if(n=e.positiveModulo(n,360),n===0)return this.clone();r=r||this.getCenter();var s=this.getTopLeft().rotate(n,r),o=this.getTopRight().rotate(n,r),l=o.minus(s);l=l.apply(function(u){var c=1e-15;return Math.abs(u)<c?0:u});var a=Math.atan(l.y/l.x);return l.x<0?a+=Math.PI:l.y<0&&(a+=2*Math.PI),new e.Rect(s.x,s.y,this.width,this.height,a/Math.PI*180)},getBoundingBox:function(){if(this.degrees===0)return this.clone();var n=this.getTopLeft(),r=this.getTopRight(),s=this.getBottomLeft(),o=this.getBottomRight(),l=Math.min(n.x,r.x,s.x,o.x),a=Math.max(n.x,r.x,s.x,o.x),u=Math.min(n.y,r.y,s.y,o.y),c=Math.max(n.y,r.y,s.y,o.y);return new e.Rect(l,u,a-l,c-u)},getIntegerBoundingBox:function(){var n=this.getBoundingBox(),r=Math.floor(n.x),s=Math.floor(n.y),o=Math.ceil(n.width+n.x-r),l=Math.ceil(n.height+n.y-s);return new e.Rect(r,s,o,l)},containsPoint:function(n,r){r=r||0;var s=this.getTopLeft(),o=this.getTopRight(),l=this.getBottomLeft(),a=o.minus(s),u=l.minus(s);return(n.x-s.x)*a.x+(n.y-s.y)*a.y>=-r&&(n.x-o.x)*a.x+(n.y-o.y)*a.y<=r&&(n.x-s.x)*u.x+(n.y-s.y)*u.y>=-r&&(n.x-l.x)*u.x+(n.y-l.y)*u.y<=r},toString:function(){return"["+Math.round(this.x*100)/100+", "+Math.round(this.y*100)/100+", "+Math.round(this.width*100)/100+"x"+Math.round(this.height*100)/100+", "+Math.round(this.degrees*100)/100+"deg]"}}}(i),function(e){var n={};e.ReferenceStrip=function(f){var m=this,v=f.viewer,y=e.getElementSize(v.element),T,x,E;for(f.id||(f.id="referencestrip-"+e.now(),this.element=e.makeNeutralElement("div"),this.element.id=f.id,this.element.className="referencestrip"),f=e.extend(!0,{sizeRatio:e.DEFAULT_SETTINGS.referenceStripSizeRatio,position:e.DEFAULT_SETTINGS.referenceStripPosition,scroll:e.DEFAULT_SETTINGS.referenceStripScroll,clickTimeThreshold:e.DEFAULT_SETTINGS.clickTimeThreshold},f,{element:this.element}),e.extend(this,f),n[this.id]={animating:!1},this.minPixelRatio=this.viewer.minPixelRatio,this.element.tabIndex=0,x=this.element.style,x.marginTop="0px",x.marginRight="0px",x.marginBottom="0px",x.marginLeft="0px",x.left="0px",x.bottom="0px",x.border="0px",x.background="#000",x.position="relative",e.setElementTouchActionNone(this.element),e.setElementOpacity(this.element,.8),this.viewer=v,this.tracker=new e.MouseTracker({userData:"ReferenceStrip.tracker",element:this.element,clickHandler:e.delegate(this,r),dragHandler:e.delegate(this,s),scrollHandler:e.delegate(this,o),enterHandler:e.delegate(this,a),leaveHandler:e.delegate(this,u),keyDownHandler:e.delegate(this,c),keyHandler:e.delegate(this,h),preProcessEventHandler:function(M){M.eventType==="wheel"&&(M.preventDefault=!0)}}),f.width&&f.height?(this.element.style.width=f.width+"px",this.element.style.height=f.height+"px",v.addControl(this.element,{anchor:e.ControlAnchor.BOTTOM_LEFT})):f.scroll==="horizontal"?(this.element.style.width=y.x*f.sizeRatio*v.tileSources.length+12*v.tileSources.length+"px",this.element.style.height=y.y*f.sizeRatio+"px",v.addControl(this.element,{anchor:e.ControlAnchor.BOTTOM_LEFT})):(this.element.style.height=y.y*f.sizeRatio*v.tileSources.length+12*v.tileSources.length+"px",this.element.style.width=y.x*f.sizeRatio+"px",v.addControl(this.element,{anchor:e.ControlAnchor.TOP_LEFT})),this.panelWidth=y.x*this.sizeRatio+8,this.panelHeight=y.y*this.sizeRatio+8,this.panels=[],this.miniViewers={},E=0;E<v.tileSources.length;E++)T=e.makeNeutralElement("div"),T.id=this.element.id+"-"+E,T.style.width=m.panelWidth+"px",T.style.height=m.panelHeight+"px",T.style.display="inline",T.style.float="left",T.style.cssFloat="left",T.style.padding="2px",e.setElementTouchActionNone(T),e.setElementPointerEventsNone(T),this.element.appendChild(T),T.activePanel=!1,this.panels.push(T);l(this,this.scroll==="vertical"?y.y:y.x,0),this.setFocus(0)},e.ReferenceStrip.prototype={setFocus:function(f){var m=this.element.querySelector("#"+this.element.id+"-"+f),v=e.getElementSize(this.viewer.canvas),y=Number(this.element.style.width.replace("px","")),T=Number(this.element.style.height.replace("px","")),x=-Number(this.element.style.marginLeft.replace("px","")),E=-Number(this.element.style.marginTop.replace("px","")),M;this.currentSelected!==m&&(this.currentSelected&&(this.currentSelected.style.background="#000"),this.currentSelected=m,this.currentSelected.style.background="#999",this.scroll==="horizontal"?(M=Number(f)*(this.panelWidth+3),M>x+v.x-this.panelWidth?(M=Math.min(M,y-v.x),this.element.style.marginLeft=-M+"px",l(this,v.x,-M)):M<x&&(M=Math.max(0,M-v.x/2),this.element.style.marginLeft=-M+"px",l(this,v.x,-M))):(M=Number(f)*(this.panelHeight+3),M>E+v.y-this.panelHeight?(M=Math.min(M,T-v.y),this.element.style.marginTop=-M+"px",l(this,v.y,-M)):M<E&&(M=Math.max(0,M-v.y/2),this.element.style.marginTop=-M+"px",l(this,v.y,-M))),this.currentPage=f,a.call(this,{eventSource:this.tracker}))},update:function(){return!!n[this.id].animating},destroy:function(){if(this.miniViewers)for(var f in this.miniViewers)this.miniViewers[f].destroy();this.tracker.destroy(),this.element&&this.viewer.removeControl(this.element)}};function r(f){if(f.quick){var m;this.scroll==="horizontal"?m=Math.floor(f.position.x/(this.panelWidth+4)):m=Math.floor(f.position.y/this.panelHeight),this.viewer.goToPage(m)}this.element.focus()}function s(f){if(this.dragging=!0,this.element){var m=Number(this.element.style.marginLeft.replace("px","")),v=Number(this.element.style.marginTop.replace("px","")),y=Number(this.element.style.width.replace("px","")),T=Number(this.element.style.height.replace("px","")),x=e.getElementSize(this.viewer.canvas);this.scroll==="horizontal"?-f.delta.x>0?m>-(y-x.x)&&(this.element.style.marginLeft=m+f.delta.x*2+"px",l(this,x.x,m+f.delta.x*2)):-f.delta.x<0&&m<0&&(this.element.style.marginLeft=m+f.delta.x*2+"px",l(this,x.x,m+f.delta.x*2)):-f.delta.y>0?v>-(T-x.y)&&(this.element.style.marginTop=v+f.delta.y*2+"px",l(this,x.y,v+f.delta.y*2)):-f.delta.y<0&&v<0&&(this.element.style.marginTop=v+f.delta.y*2+"px",l(this,x.y,v+f.delta.y*2))}}function o(f){if(this.element){var m=Number(this.element.style.marginLeft.replace("px","")),v=Number(this.element.style.marginTop.replace("px","")),y=Number(this.element.style.width.replace("px","")),T=Number(this.element.style.height.replace("px","")),x=e.getElementSize(this.viewer.canvas);this.scroll==="horizontal"?f.scroll>0?m>-(y-x.x)&&(this.element.style.marginLeft=m-f.scroll*60+"px",l(this,x.x,m-f.scroll*60)):f.scroll<0&&m<0&&(this.element.style.marginLeft=m-f.scroll*60+"px",l(this,x.x,m-f.scroll*60)):f.scroll<0?v>x.y-T&&(this.element.style.marginTop=v+f.scroll*60+"px",l(this,x.y,v+f.scroll*60)):f.scroll>0&&v<0&&(this.element.style.marginTop=v+f.scroll*60+"px",l(this,x.y,v+f.scroll*60)),f.preventDefault=!0}}function l(f,m,v){var y,T,x,E,M,L;for(f.scroll==="horizontal"?y=f.panelWidth:y=f.panelHeight,T=Math.ceil(m/y)+5,x=Math.ceil((Math.abs(v)+m)/y)+1,T=x-T,T=T<0?0:T,M=T;M<x&&M<f.panels.length;M++)if(L=f.panels[M],!L.activePanel){var U,K=f.viewer.tileSources[M];K.referenceStripThumbnailUrl?U={type:"image",url:K.referenceStripThumbnailUrl}:U=K,E=new e.Viewer({id:L.id,tileSources:[U],element:L,navigatorSizeRatio:f.sizeRatio,showNavigator:!1,mouseNavEnabled:!1,showNavigationControl:!1,showSequenceControl:!1,immediateRender:!0,blendTime:0,animationTime:0,loadTilesWithAjax:f.viewer.loadTilesWithAjax,ajaxHeaders:f.viewer.ajaxHeaders,drawer:"canvas"}),e.setElementPointerEventsNone(E.canvas),e.setElementPointerEventsNone(E.container),E.innerTracker.setTracking(!1),E.outerTracker.setTracking(!1),f.miniViewers[L.id]=E,L.activePanel=!0}}function a(f){var m=f.eventSource.element;this.scroll==="horizontal"?m.style.marginBottom="0px":m.style.marginLeft="0px"}function u(f){var m=f.eventSource.element;this.scroll==="horizontal"?m.style.marginBottom="-"+e.getElementSize(m).y/2+"px":m.style.marginLeft="-"+e.getElementSize(m).x/2+"px"}function c(f){if(!f.ctrl&&!f.alt&&!f.meta)switch(f.keyCode){case 38:o.call(this,{eventSource:this.tracker,position:null,scroll:1,shift:null}),f.preventDefault=!0;break;case 40:o.call(this,{eventSource:this.tracker,position:null,scroll:-1,shift:null}),f.preventDefault=!0;break;case 37:o.call(this,{eventSource:this.tracker,position:null,scroll:-1,shift:null}),f.preventDefault=!0;break;case 39:o.call(this,{eventSource:this.tracker,position:null,scroll:1,shift:null}),f.preventDefault=!0;break;default:f.preventDefault=!1;break}else f.preventDefault=!1}function h(f){if(!f.ctrl&&!f.alt&&!f.meta)switch(f.keyCode){case 61:o.call(this,{eventSource:this.tracker,position:null,scroll:1,shift:null}),f.preventDefault=!0;break;case 45:o.call(this,{eventSource:this.tracker,position:null,scroll:-1,shift:null}),f.preventDefault=!0;break;case 48:case 119:case 87:o.call(this,{eventSource:this.tracker,position:null,scroll:1,shift:null}),f.preventDefault=!0;break;case 115:case 83:o.call(this,{eventSource:this.tracker,position:null,scroll:-1,shift:null}),f.preventDefault=!0;break;case 97:o.call(this,{eventSource:this.tracker,position:null,scroll:-1,shift:null}),f.preventDefault=!0;break;case 100:o.call(this,{eventSource:this.tracker,position:null,scroll:1,shift:null}),f.preventDefault=!0;break;default:f.preventDefault=!1;break}else f.preventDefault=!1}}(i),function(e){e.DisplayRect=function(n,r,s,o,l,a){e.Rect.apply(this,[n,r,s,o]),this.minLevel=l,this.maxLevel=a},e.extend(e.DisplayRect.prototype,e.Rect.prototype)}(i),function(e){e.Spring=function(r){var s=arguments;typeof r!="object"&&(r={initial:s.length&&typeof s[0]=="number"?s[0]:void 0,springStiffness:s.length>1?s[1].springStiffness:5,animationTime:s.length>1?s[1].animationTime:1.5}),e.console.assert(typeof r.springStiffness=="number"&&r.springStiffness!==0,"[OpenSeadragon.Spring] options.springStiffness must be a non-zero number"),e.console.assert(typeof r.animationTime=="number"&&r.animationTime>=0,"[OpenSeadragon.Spring] options.animationTime must be a number greater than or equal to 0"),r.exponential&&(this._exponential=!0,delete r.exponential),e.extend(!0,this,r),this.current={value:typeof this.initial=="number"?this.initial:this._exponential?0:1,time:e.now()},e.console.assert(!this._exponential||this.current.value!==0,"[OpenSeadragon.Spring] value must be non-zero for exponential springs"),this.start={value:this.current.value,time:this.current.time},this.target={value:this.current.value,time:this.current.time},this._exponential&&(this.start._logValue=Math.log(this.start.value),this.target._logValue=Math.log(this.target.value),this.current._logValue=Math.log(this.current.value))},e.Spring.prototype={resetTo:function(r){e.console.assert(!this._exponential||r!==0,"[OpenSeadragon.Spring.resetTo] target must be non-zero for exponential springs"),this.start.value=this.target.value=this.current.value=r,this.start.time=this.target.time=this.current.time=e.now(),this._exponential&&(this.start._logValue=Math.log(this.start.value),this.target._logValue=Math.log(this.target.value),this.current._logValue=Math.log(this.current.value))},springTo:function(r){e.console.assert(!this._exponential||r!==0,"[OpenSeadragon.Spring.springTo] target must be non-zero for exponential springs"),this.start.value=this.current.value,this.start.time=this.current.time,this.target.value=r,this.target.time=this.start.time+1e3*this.animationTime,this._exponential&&(this.start._logValue=Math.log(this.start.value),this.target._logValue=Math.log(this.target.value))},shiftBy:function(r){this.start.value+=r,this.target.value+=r,this._exponential&&(e.console.assert(this.target.value!==0&&this.start.value!==0,"[OpenSeadragon.Spring.shiftBy] spring value must be non-zero for exponential springs"),this.start._logValue=Math.log(this.start.value),this.target._logValue=Math.log(this.target.value))},setExponential:function(r){this._exponential=r,this._exponential&&(e.console.assert(this.current.value!==0&&this.target.value!==0&&this.start.value!==0,"[OpenSeadragon.Spring.setExponential] spring value must be non-zero for exponential springs"),this.start._logValue=Math.log(this.start.value),this.target._logValue=Math.log(this.target.value),this.current._logValue=Math.log(this.current.value))},update:function(){this.current.time=e.now();let r,s;if(this._exponential?(r=this.start._logValue,s=this.target._logValue):(r=this.start.value,s=this.target.value),this.current.time>=this.target.time)this.current.value=this.target.value;else{let o=r+(s-r)*n(this.springStiffness,(this.current.time-this.start.time)/(this.target.time-this.start.time));this._exponential?this.current.value=Math.exp(o):this.current.value=o}return this.current.value!==this.target.value},isAtTargetValue:function(){return this.current.value===this.target.value}};function n(r,s){return(1-Math.exp(r*-s))/(1-Math.exp(-r))}}(i),function(e){e.ImageJob=function(r){e.extend(!0,this,{timeout:e.DEFAULT_SETTINGS.timeout,jobId:null,tries:0},r),this.data=null,this.userData={},this.errorMsg=null},e.ImageJob.prototype={start:function(){this.tries++;var r=this,s=this.abort;this.jobId=window.setTimeout(function(){r.finish(null,null,"Image load exceeded timeout ("+r.timeout+" ms)")},this.timeout),this.abort=function(){r.source.downloadTileAbort(r),typeof s=="function"&&s()},this.source.downloadTileStart(this)},finish:function(r,s,o){this.data=r,this.request=s,this.errorMsg=o,this.jobId&&window.clearTimeout(this.jobId),this.callback(this)}},e.ImageLoader=function(r){e.extend(!0,this,{jobLimit:e.DEFAULT_SETTINGS.imageLoaderLimit,timeout:e.DEFAULT_SETTINGS.timeout,jobQueue:[],failedTiles:[],jobsInProgress:0},r)},e.ImageLoader.prototype={addJob:function(r){if(!r.source){e.console.error("ImageLoader.prototype.addJob() requires [options.source]. TileSource since new API defines how images are fetched. Creating a dummy TileSource.");var s=e.TileSource.prototype;r.source={downloadTileStart:s.downloadTileStart,downloadTileAbort:s.downloadTileAbort}}var o=this,l=function(c){n(o,c,r.callback)},a={src:r.src,tile:r.tile||{},source:r.source,loadWithAjax:r.loadWithAjax,ajaxHeaders:r.loadWithAjax?r.ajaxHeaders:null,crossOriginPolicy:r.crossOriginPolicy,ajaxWithCredentials:r.ajaxWithCredentials,postData:r.postData,callback:l,abort:r.abort,timeout:this.timeout},u=new e.ImageJob(a);!this.jobLimit||this.jobsInProgress<this.jobLimit?(u.start(),this.jobsInProgress++):this.jobQueue.push(u)},clear:function(){for(var r=0;r<this.jobQueue.length;r++){var s=this.jobQueue[r];typeof s.abort=="function"&&s.abort()}this.jobQueue=[]}};function n(r,s,o){s.errorMsg!==""&&(s.data===null||s.data===void 0)&&s.tries<1+r.tileRetryMax&&r.failedTiles.push(s);var l;r.jobsInProgress--,(!r.jobLimit||r.jobsInProgress<r.jobLimit)&&r.jobQueue.length>0&&(l=r.jobQueue.shift(),l.start(),r.jobsInProgress++),r.tileRetryMax>0&&r.jobQueue.length===0&&(!r.jobLimit||r.jobsInProgress<r.jobLimit)&&r.failedTiles.length>0&&(l=r.failedTiles.shift(),setTimeout(function(){l.start()},r.tileRetryDelay),r.jobsInProgress++),o(s.data,s.errorMsg,s.request)}}(i),function(e){e.Tile=function(n,r,s,o,l,a,u,c,h,f,m,v){this.level=n,this.x=r,this.y=s,this.bounds=o,this.positionedBounds=new i.Rect(o.x,o.y,o.width,o.height),this.sourceBounds=f,this.exists=l,this._url=a,this.postData=m,this.context2D=u,this.loadWithAjax=c,this.ajaxHeaders=h,v===void 0&&(e.console.warn("Tile constructor needs 'cacheKey' variable: creation tile cache in Tile class is deprecated. TileSource.prototype.getTileHashKey will be used."),v=e.TileSource.prototype.getTileHashKey(n,r,s,a,h,m)),this.cacheKey=v,this.loaded=!1,this.loading=!1,this.element=null,this.imgElement=null,this.style=null,this.position=null,this.size=null,this.flipped=!1,this.blendStart=null,this.opacity=null,this.squaredDistance=null,this.visibility=null,this.hasTransparency=!1,this.beingDrawn=!1,this.lastTouchTime=0,this.isRightMost=!1,this.isBottomMost=!1},e.Tile.prototype={toString:function(){return this.level+"/"+this.x+"_"+this.y},_hasTransparencyChannel:function(){return console.warn("Tile.prototype._hasTransparencyChannel() has been deprecated and will be removed in the future. Use TileSource.prototype.hasTransparency() instead."),!!this.context2D||this.getUrl().match(".png")},get image(){return e.console.error("[Tile.image] property has been deprecated. Use [Tile.prototype.getImage] instead."),this.getImage()},get url(){return e.console.error("[Tile.url] property has been deprecated. Use [Tile.prototype.getUrl] instead."),this.getUrl()},getImage:function(){return this.cacheImageRecord.getImage()},getUrl:function(){return typeof this._url=="function"?this._url():this._url},getCanvasContext:function(){return this.context2D||this.cacheImageRecord&&this.cacheImageRecord.getRenderedContext()},getScaleForEdgeSmoothing:function(){var n;if(this.cacheImageRecord)n=this.cacheImageRecord.getRenderedContext();else if(this.context2D)n=this.context2D;else return e.console.warn("[Tile.drawCanvas] attempting to get tile scale %s when tile's not cached",this.toString()),1;return n.canvas.width/(this.size.x*e.pixelDensityRatio)},getTranslationForEdgeSmoothing:function(n,r,s){var o=Math.max(1,Math.ceil((s.x-r.x)/2)),l=Math.max(1,Math.ceil((s.y-r.y)/2));return new e.Point(o,l).minus(this.position.times(e.pixelDensityRatio).times(n||1).apply(function(a){return a%1}))},unload:function(){this.imgElement&&this.imgElement.parentNode&&this.imgElement.parentNode.removeChild(this.imgElement),this.element&&this.element.parentNode&&this.element.parentNode.removeChild(this.element),this.element=null,this.imgElement=null,this.loaded=!1,this.loading=!1}}}(i),function(e){e.OverlayPlacement=e.Placement,e.OverlayRotationMode=e.freezeObject({NO_ROTATION:1,EXACT:2,BOUNDING_BOX:3}),e.Overlay=function(n,r,s){var o;e.isPlainObject(n)?o=n:o={element:n,location:r,placement:s},this.elementWrapper=document.createElement("div"),this.element=o.element,this.elementWrapper.appendChild(this.element),this.element.id?this.elementWrapper.id="overlay-wrapper-"+this.element.id:this.elementWrapper.id="overlay-wrapper",this.style=this.elementWrapper.style,this._init(o)},e.Overlay.prototype={_init:function(n){this.location=n.location,this.placement=n.placement===void 0?e.Placement.TOP_LEFT:n.placement,this.onDraw=n.onDraw,this.checkResize=n.checkResize===void 0?!0:n.checkResize,this.width=n.width===void 0?null:n.width,this.height=n.height===void 0?null:n.height,this.rotationMode=n.rotationMode||e.OverlayRotationMode.EXACT,this.location instanceof e.Rect&&(this.width=this.location.width,this.height=this.location.height,this.location=this.location.getTopLeft(),this.placement=e.Placement.TOP_LEFT),this.scales=this.width!==null&&this.height!==null,this.bounds=new e.Rect(this.location.x,this.location.y,this.width,this.height),this.position=this.location},adjust:function(n,r){var s=e.Placement.properties[this.placement];s&&(s.isHorizontallyCentered?n.x-=r.x/2:s.isRight&&(n.x-=r.x),s.isVerticallyCentered?n.y-=r.y/2:s.isBottom&&(n.y-=r.y))},destroy:function(){var n=this.elementWrapper,r=this.style;n.parentNode&&(n.parentNode.removeChild(n),n.prevElementParent&&(r.display="none",document.body.appendChild(n))),this.onDraw=null,r.top="",r.left="",r.position="",this.width!==null&&(r.width=""),this.height!==null&&(r.height="");var s=e.getCssPropertyWithVendorPrefix("transformOrigin"),o=e.getCssPropertyWithVendorPrefix("transform");s&&o&&(r[s]="",r[o]="")},drawHTML:function(n,r){var s=this.elementWrapper;s.parentNode!==n&&(s.prevElementParent=s.parentNode,s.prevNextSibling=s.nextSibling,n.appendChild(s),this.style.position="absolute",this.size=e.getElementSize(this.elementWrapper));var o=this._getOverlayPositionAndSize(r),l=o.position,a=this.size=o.size,u="";r.overlayPreserveContentDirection&&(u=r.flipped?" scaleX(-1)":" scaleX(1)");var c=r.flipped?-o.rotate:o.rotate,h=r.flipped?" scaleX(-1)":"";if(this.onDraw)this.onDraw(l,a,this.element);else{var f=this.style,m=this.element.style;m.display="block",f.left=l.x+"px",f.top=l.y+"px",this.width!==null&&(m.width=a.x+"px"),this.height!==null&&(m.height=a.y+"px");var v=e.getCssPropertyWithVendorPrefix("transformOrigin"),y=e.getCssPropertyWithVendorPrefix("transform");v&&y&&(c&&!r.flipped?(m[y]="",f[v]=this._getTransformOrigin(),f[y]="rotate("+c+"deg)"):!c&&r.flipped?(m[y]=u,f[v]=this._getTransformOrigin(),f[y]=h):c&&r.flipped?(m[y]=u,f[v]=this._getTransformOrigin(),f[y]="rotate("+c+"deg)"+h):(m[y]="",f[v]="",f[y]="")),f.display="flex"}},_getOverlayPositionAndSize:function(n){var r=n.pixelFromPoint(this.location,!0),s=this._getSizeInPixels(n);this.adjust(r,s);var o=0;if(n.getRotation(!0)&&this.rotationMode!==e.OverlayRotationMode.NO_ROTATION)if(this.rotationMode===e.OverlayRotationMode.BOUNDING_BOX&&this.width!==null&&this.height!==null){var l=new e.Rect(r.x,r.y,s.x,s.y),a=this._getBoundingBox(l,n.getRotation(!0));r=a.getTopLeft(),s=a.getSize()}else o=n.getRotation(!0);return n.flipped&&(r.x=n.getContainerSize().x-r.x),{position:r,size:s,rotate:o}},_getSizeInPixels:function(n){var r=this.size.x,s=this.size.y;if(this.width!==null||this.height!==null){var o=n.deltaPixelsFromPointsNoRotate(new e.Point(this.width||0,this.height||0),!0);this.width!==null&&(r=o.x),this.height!==null&&(s=o.y)}if(this.checkResize&&(this.width===null||this.height===null)){var l=this.size=e.getElementSize(this.elementWrapper);this.width===null&&(r=l.x),this.height===null&&(s=l.y)}return new e.Point(r,s)},_getBoundingBox:function(n,r){var s=this._getPlacementPoint(n);return n.rotate(r,s).getBoundingBox()},_getPlacementPoint:function(n){var r=new e.Point(n.x,n.y),s=e.Placement.properties[this.placement];return s&&(s.isHorizontallyCentered?r.x+=n.width/2:s.isRight&&(r.x+=n.width),s.isVerticallyCentered?r.y+=n.height/2:s.isBottom&&(r.y+=n.height)),r},_getTransformOrigin:function(){var n="",r=e.Placement.properties[this.placement];return r&&(r.isLeft?n="left":r.isRight&&(n="right"),r.isTop?n+=" top":r.isBottom&&(n+=" bottom")),n},update:function(n,r){var s=e.isPlainObject(n)?n:{location:n,placement:r};this._init({location:s.location||this.location,placement:s.placement!==void 0?s.placement:this.placement,onDraw:s.onDraw||this.onDraw,checkResize:s.checkResize||this.checkResize,width:s.width!==void 0?s.width:this.width,height:s.height!==void 0?s.height:this.height,rotationMode:s.rotationMode||this.rotationMode})},getBounds:function(n){e.console.assert(n,"A viewport must now be passed to Overlay.getBounds.");var r=this.width,s=this.height;if(r===null||s===null){var o=n.deltaPointsFromPixelsNoRotate(this.size,!0);r===null&&(r=o.x),s===null&&(s=o.y)}var l=this.location.clone();return this.adjust(l,new e.Point(r,s)),this._adjustBoundsForRotation(n,new e.Rect(l.x,l.y,r,s))},_adjustBoundsForRotation:function(n,r){if(!n||n.getRotation(!0)===0||this.rotationMode===e.OverlayRotationMode.EXACT)return r;if(this.rotationMode===e.OverlayRotationMode.BOUNDING_BOX){if(this.width===null||this.height===null)return r;var s=this._getOverlayPositionAndSize(n);return n.viewerElementToViewportRectangle(new e.Rect(s.position.x,s.position.y,s.size.x,s.size.y))}return r.rotate(-n.getRotation(!0),this._getPlacementPoint(r))}}}(i),function(e){const n=e;n.DrawerBase=class{constructor(s){e.console.assert(s.viewer,"[Drawer] options.viewer is required"),e.console.assert(s.viewport,"[Drawer] options.viewport is required"),e.console.assert(s.element,"[Drawer] options.element is required"),this.viewer=s.viewer,this.viewport=s.viewport,this.debugGridColor=typeof s.debugGridColor=="string"?[s.debugGridColor]:s.debugGridColor||e.DEFAULT_SETTINGS.debugGridColor,this.options=s.options||{},this.container=e.getElement(s.element),this._renderingTarget=this._createDrawingElement(),this.canvas.style.width="100%",this.canvas.style.height="100%",this.canvas.style.position="absolute",this.canvas.style.left="0",e.setElementOpacity(this.canvas,this.viewer.opacity,!0),e.setElementPointerEventsNone(this.canvas),e.setElementTouchActionNone(this.canvas),this.container.style.textAlign="left",this.container.appendChild(this.canvas),this._checkForAPIOverrides()}get canvas(){return this._renderingTarget}get element(){return e.console.error("Drawer.element is deprecated. Use Drawer.container instead."),this.container}getType(){e.console.error("Drawer.getType must be implemented by child class")}static isSupported(){e.console.error("Drawer.isSupported must be implemented by child class")}_createDrawingElement(){return e.console.error("Drawer._createDrawingElement must be implemented by child class"),null}draw(s){e.console.error("Drawer.draw must be implemented by child class")}canRotate(){e.console.error("Drawer.canRotate must be implemented by child class")}destroy(){e.console.error("Drawer.destroy must be implemented by child class")}minimumOverlapRequired(s){return!1}setImageSmoothingEnabled(s){e.console.error("Drawer.setImageSmoothingEnabled must be implemented by child class")}drawDebuggingRect(s){e.console.warn("[drawer].drawDebuggingRect is not implemented by this drawer")}clear(){e.console.warn("[drawer].clear() is deprecated. The drawer is responsible for clearing itself as needed before drawing tiles.")}_checkForAPIOverrides(){if(this._createDrawingElement===e.DrawerBase.prototype._createDrawingElement)throw new Error("[drawer]._createDrawingElement must be implemented by child class");if(this.draw===e.DrawerBase.prototype.draw)throw new Error("[drawer].draw must be implemented by child class");if(this.canRotate===e.DrawerBase.prototype.canRotate)throw new Error("[drawer].canRotate must be implemented by child class");if(this.destroy===e.DrawerBase.prototype.destroy)throw new Error("[drawer].destroy must be implemented by child class");if(this.setImageSmoothingEnabled===e.DrawerBase.prototype.setImageSmoothingEnabled)throw new Error("[drawer].setImageSmoothingEnabled must be implemented by child class")}viewportToDrawerRectangle(s){var o=this.viewport.pixelFromPointNoRotate(s.getTopLeft(),!0),l=this.viewport.deltaPixelsFromPointsNoRotate(s.getSize(),!0);return new e.Rect(o.x*e.pixelDensityRatio,o.y*e.pixelDensityRatio,l.x*e.pixelDensityRatio,l.y*e.pixelDensityRatio)}viewportCoordToDrawerCoord(s){var o=this.viewport.pixelFromPointNoRotate(s,!0);return new e.Point(o.x*e.pixelDensityRatio,o.y*e.pixelDensityRatio)}_calculateCanvasSize(){var s=e.pixelDensityRatio,o=this.viewport.getContainerSize();return new n.Point(Math.round(o.x*s),Math.round(o.y*s))}_raiseTiledImageDrawnEvent(s,o){this.viewer&&this.viewer.raiseEvent("tiled-image-drawn",{tiledImage:s,tiles:o})}_raiseDrawerErrorEvent(s,o){this.viewer&&this.viewer.raiseEvent("drawer-error",{tiledImage:s,drawer:this,error:o})}}}(i),function(e){const n=e;class r extends n.DrawerBase{constructor(o){super(o),this.viewer.rejectEventHandler("tile-drawing","The HTMLDrawer does not raise the tile-drawing event"),this.viewer.allowEventHandler("tile-drawn")}static isSupported(){return!0}getType(){return"html"}minimumOverlapRequired(o){return!0}_createDrawingElement(){return e.makeNeutralElement("div")}draw(o){var l=this;this._prepareNewFrame(),o.forEach(function(a){a.opacity!==0&&l._drawTiles(a)})}canRotate(){return!1}destroy(){this.container.removeChild(this.canvas)}setImageSmoothingEnabled(){}_prepareNewFrame(){this.canvas.innerHTML=""}_drawTiles(o){var l=o.getTilesToDraw().map(c=>c.tile);if(!(o.opacity===0||l.length===0&&!o.placeholderFillStyle))for(var a=l.length-1;a>=0;a--){var u=l[a];this._drawTile(u),this.viewer&&this.viewer.raiseEvent("tile-drawn",{tiledImage:o,tile:u})}}_drawTile(o){e.console.assert(o,"[Drawer._drawTile] tile is required");let l=this.canvas;if(!o.cacheImageRecord){e.console.warn("[Drawer._drawTileToHTML] attempting to draw tile %s when it's not cached",o.toString());return}if(!o.loaded){e.console.warn("Attempting to draw tile %s when it's not yet loaded.",o.toString());return}if(!o.element){var a=o.getImage();if(!a)return;o.element=e.makeNeutralElement("div"),o.imgElement=a.cloneNode(),o.imgElement.style.msInterpolationMode="nearest-neighbor",o.imgElement.style.width="100%",o.imgElement.style.height="100%",o.style=o.element.style,o.style.position="absolute"}o.element.parentNode!==l&&l.appendChild(o.element),o.imgElement.parentNode!==o.element&&o.element.appendChild(o.imgElement),o.style.top=o.position.y+"px",o.style.left=o.position.x+"px",o.style.height=o.size.y+"px",o.style.width=o.size.x+"px",o.flipped&&(o.style.transform="scaleX(-1)"),e.setElementOpacity(o.element,o.opacity)}}e.HTMLDrawer=r}(i),function(e){const n=e;class r extends n.DrawerBase{constructor(c){super(c),this.context=this.canvas.getContext("2d"),this.sketchCanvas=null,this.sketchContext=null,this._imageSmoothingEnabled=!0,this.viewer.allowEventHandler("tile-drawn"),this.viewer.allowEventHandler("tile-drawing")}static isSupported(){return e.supportsCanvas}getType(){return"canvas"}_createDrawingElement(){let c=e.makeNeutralElement("canvas"),h=this._calculateCanvasSize();return c.width=h.x,c.height=h.y,c}draw(c){this._prepareNewFrame(),this.viewer.viewport.getFlip()!==this._viewportFlipped&&this._flip();for(const h of c)h.opacity!==0&&this._drawTiles(h)}canRotate(){return!0}destroy(){this.canvas.width=1,this.canvas.height=1,this.sketchCanvas=null,this.sketchContext=null,this.container.removeChild(this.canvas)}minimumOverlapRequired(c){return!0}setImageSmoothingEnabled(c){this._imageSmoothingEnabled=!!c,this._updateImageSmoothingEnabled(this.context),this.viewer.forceRedraw()}drawDebuggingRect(c){var h=this.context;h.save(),h.lineWidth=2*e.pixelDensityRatio,h.strokeStyle=this.debugGridColor[0],h.fillStyle=this.debugGridColor[0],h.strokeRect(c.x*e.pixelDensityRatio,c.y*e.pixelDensityRatio,c.width*e.pixelDensityRatio,c.height*e.pixelDensityRatio),h.restore()}get _viewportFlipped(){return this.context.getTransform().a<0}_raiseTileDrawingEvent(c,h,f,m){this.viewer.raiseEvent("tile-drawing",{tiledImage:c,context:h,tile:f,rendered:m})}_prepareNewFrame(){var c=this._calculateCanvasSize();if((this.canvas.width!==c.x||this.canvas.height!==c.y)&&(this.canvas.width=c.x,this.canvas.height=c.y,this._updateImageSmoothingEnabled(this.context),this.sketchCanvas!==null)){var h=this._calculateSketchCanvasSize();this.sketchCanvas.width=h.x,this.sketchCanvas.height=h.y,this._updateImageSmoothingEnabled(this.sketchContext)}this._clear()}_clear(c,h){var f=this._getContext(c);if(h)f.clearRect(h.x,h.y,h.width,h.height);else{var m=f.canvas;f.clearRect(0,0,m.width,m.height)}}_drawTiles(c){var h=c.getTilesToDraw().map(j=>j.tile);if(!(c.opacity===0||h.length===0&&!c.placeholderFillStyle)){var f=h[0],m;f&&(m=c.opacity<1||c.compositeOperation&&c.compositeOperation!=="source-over"||!c._isBottomItem()&&c.source.hasTransparency(f.context2D,f.getUrl(),f.ajaxHeaders,f.postData));var v,y,T=this.viewport.getZoom(!0),x=c.viewportToImageZoom(T);h.length>1&&x>c.smoothTileEdgesMinZoom&&!c.iOSDevice&&c.getRotation(!0)%360===0&&(m=!0,v=f.getScaleForEdgeSmoothing(),y=f.getTranslationForEdgeSmoothing(v,this._getCanvasSize(!1),this._getCanvasSize(!0)));var E;m&&(v||(E=this.viewport.viewportToViewerElementRectangle(c.getClippedBounds(!0)).getIntegerBoundingBox(),E=E.times(e.pixelDensityRatio)),this._clear(!0,E)),v||this._setRotations(c,m);var M=!1;if(c._clip){this._saveContext(m);var L=c.imageToViewportRectangle(c._clip,!0);L=L.rotate(-c.getRotation(!0),c._getRotationPoint(!0));var U=this.viewportToDrawerRectangle(L);v&&(U=U.times(v)),y&&(U=U.translate(y)),this._setClip(U,m),M=!0}if(c._croppingPolygons){var K=this;M||this._saveContext(m);try{var q=c._croppingPolygons.map(function(j){return j.map(function(ie){var ce=c.imageToViewportCoordinates(ie.x,ie.y,!0).rotate(-c.getRotation(!0),c._getRotationPoint(!0)),ye=K.viewportCoordToDrawerCoord(ce);return v&&(ye=ye.times(v)),y&&(ye=ye.plus(y)),ye})});this._clipWithPolygons(q,m)}catch(j){e.console.error(j)}M=!0}if(c._hasOpaqueTile=!1,c.placeholderFillStyle&&c._hasOpaqueTile===!1){let j=this.viewportToDrawerRectangle(c.getBoundsNoRotate(!0));v&&(j=j.times(v)),y&&(j=j.translate(y));let ie=null;typeof c.placeholderFillStyle=="function"?ie=c.placeholderFillStyle(c,this.context):ie=c.placeholderFillStyle,this._drawRectangle(j,ie,m)}var Y=a(c.subPixelRoundingForTransparency),te=!1;if(Y===e.SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS)te=!0;else if(Y===e.SUBPIXEL_ROUNDING_OCCURRENCES.ONLY_AT_REST){var fe=this.viewer&&this.viewer.isAnimating();te=!fe}for(var $=0;$<h.length;$++)f=h[$],this._drawTile(f,c,m,v,y,te,c.source),this.viewer&&this.viewer.raiseEvent("tile-drawn",{tiledImage:c,tile:f});M&&this._restoreContext(m),v||(c.getRotation(!0)%360!==0&&this._restoreRotationChanges(m),this.viewport.getRotation(!0)%360!==0&&this._restoreRotationChanges(m)),m&&(v&&this._setRotations(c),this.blendSketch({opacity:c.opacity,scale:v,translate:y,compositeOperation:c.compositeOperation,bounds:E}),v&&(c.getRotation(!0)%360!==0&&this._restoreRotationChanges(!1),this.viewport.getRotation(!0)%360!==0&&this._restoreRotationChanges(!1))),this._drawDebugInfo(c,h),this._raiseTiledImageDrawnEvent(c,h)}}_drawDebugInfo(c,h){if(c.debugMode)for(var f=h.length-1;f>=0;f--){var m=h[f];try{this._drawDebugInfoOnTile(m,h.length,f,c)}catch(v){e.console.error(v)}}}_clipWithPolygons(c,h){var f=this._getContext(h);f.beginPath();for(const m of c)for(const[v,y]of m.entries())f[v===0?"moveTo":"lineTo"](y.x,y.y);f.clip()}_drawTile(c,h,f,m,v,y,T){e.console.assert(c,"[Drawer._drawTile] tile is required"),e.console.assert(h,"[Drawer._drawTile] drawingHandler is required");var x=this._getContext(f);m=m||1,this._drawTileToCanvas(c,x,h,m,v,y,T)}_drawTileToCanvas(c,h,f,m,v,y,T){var x=c.position.times(e.pixelDensityRatio),E=c.size.times(e.pixelDensityRatio),M;if(!c.context2D&&!c.cacheImageRecord){e.console.warn("[Drawer._drawTileToCanvas] attempting to draw tile %s when it's not cached",c.toString());return}if(M=c.getCanvasContext(),!c.loaded||!M){e.console.warn("Attempting to draw tile %s when it's not yet loaded.",c.toString());return}h.save(),typeof m=="number"&&m!==1&&(x=x.times(m),E=E.times(m)),v instanceof e.Point&&(x=x.plus(v)),h.globalAlpha===1&&c.hasTransparency&&(y&&(x.x=Math.round(x.x),x.y=Math.round(x.y),E.x=Math.round(E.x),E.y=Math.round(E.y)),h.clearRect(x.x,x.y,E.x,E.y)),this._raiseTileDrawingEvent(f,h,c,M);var L,U;c.sourceBounds?(L=Math.min(c.sourceBounds.width,M.canvas.width),U=Math.min(c.sourceBounds.height,M.canvas.height)):(L=M.canvas.width,U=M.canvas.height),h.translate(x.x+E.x/2,0),c.flipped&&h.scale(-1,1),h.drawImage(M.canvas,0,0,L,U,-E.x/2,x.y,E.x,E.y),h.restore()}_getContext(c){var h=this.context;if(c){if(this.sketchCanvas===null){this.sketchCanvas=document.createElement("canvas");var f=this._calculateSketchCanvasSize();if(this.sketchCanvas.width=f.x,this.sketchCanvas.height=f.y,this.sketchContext=this.sketchCanvas.getContext("2d"),this.viewport.getRotation()===0){var m=this;this.viewer.addHandler("rotate",function v(){if(m.viewport.getRotation()!==0){m.viewer.removeHandler("rotate",v);var y=m._calculateSketchCanvasSize();m.sketchCanvas.width=y.x,m.sketchCanvas.height=y.y}})}this._updateImageSmoothingEnabled(this.sketchContext)}h=this.sketchContext}return h}_saveContext(c){this._getContext(c).save()}_restoreContext(c){this._getContext(c).restore()}_setClip(c,h){var f=this._getContext(h);f.beginPath(),f.rect(c.x,c.y,c.width,c.height),f.clip()}_drawRectangle(c,h,f){var m=this._getContext(f);m.save(),m.fillStyle=h,m.fillRect(c.x,c.y,c.width,c.height),m.restore()}blendSketch(c,h,f,m){var v=c;e.isPlainObject(v)||(v={opacity:c,scale:h,translate:f,compositeOperation:m}),c=v.opacity,m=v.compositeOperation;var y=v.bounds;if(this.context.save(),this.context.globalAlpha=c,m&&(this.context.globalCompositeOperation=m),y)y.x<0&&(y.width+=y.x,y.x=0),y.x+y.width>this.canvas.width&&(y.width=this.canvas.width-y.x),y.y<0&&(y.height+=y.y,y.y=0),y.y+y.height>this.canvas.height&&(y.height=this.canvas.height-y.y),this.context.drawImage(this.sketchCanvas,y.x,y.y,y.width,y.height,y.x,y.y,y.width,y.height);else{h=v.scale||1,f=v.translate;var T=f instanceof e.Point?f:new e.Point(0,0),x=0,E=0;if(f){var M=this.sketchCanvas.width-this.canvas.width,L=this.sketchCanvas.height-this.canvas.height;x=Math.round(M/2),E=Math.round(L/2)}this.context.drawImage(this.sketchCanvas,T.x-x*h,T.y-E*h,(this.canvas.width+2*x)*h,(this.canvas.height+2*E)*h,-x,-E,this.canvas.width+2*x,this.canvas.height+2*E)}this.context.restore()}_drawDebugInfoOnTile(c,h,f,m){var v=this.viewer.world.getIndexOfItem(m)%this.debugGridColor.length,y=this.context;y.save(),y.lineWidth=2*e.pixelDensityRatio,y.font="small-caps bold "+13*e.pixelDensityRatio+"px arial",y.strokeStyle=this.debugGridColor[v],y.fillStyle=this.debugGridColor[v],this._setRotations(m),this._viewportFlipped&&this._flip({point:c.position.plus(c.size.divide(2))}),y.strokeRect(c.position.x*e.pixelDensityRatio,c.position.y*e.pixelDensityRatio,c.size.x*e.pixelDensityRatio,c.size.y*e.pixelDensityRatio);var T=(c.position.x+c.size.x/2)*e.pixelDensityRatio,x=(c.position.y+c.size.y/2)*e.pixelDensityRatio;y.translate(T,x);const E=this.viewport.getRotation(!0);y.rotate(Math.PI/180*-E),y.translate(-T,-x),c.x===0&&c.y===0&&(y.fillText("Zoom: "+this.viewport.getZoom(),c.position.x*e.pixelDensityRatio,(c.position.y-30)*e.pixelDensityRatio),y.fillText("Pan: "+this.viewport.getBounds().toString(),c.position.x*e.pixelDensityRatio,(c.position.y-20)*e.pixelDensityRatio)),y.fillText("Level: "+c.level,(c.position.x+10)*e.pixelDensityRatio,(c.position.y+20)*e.pixelDensityRatio),y.fillText("Column: "+c.x,(c.position.x+10)*e.pixelDensityRatio,(c.position.y+30)*e.pixelDensityRatio),y.fillText("Row: "+c.y,(c.position.x+10)*e.pixelDensityRatio,(c.position.y+40)*e.pixelDensityRatio),y.fillText("Order: "+f+" of "+h,(c.position.x+10)*e.pixelDensityRatio,(c.position.y+50)*e.pixelDensityRatio),y.fillText("Size: "+c.size.toString(),(c.position.x+10)*e.pixelDensityRatio,(c.position.y+60)*e.pixelDensityRatio),y.fillText("Position: "+c.position.toString(),(c.position.x+10)*e.pixelDensityRatio,(c.position.y+70)*e.pixelDensityRatio),this.viewport.getRotation(!0)%360!==0&&this._restoreRotationChanges(),m.getRotation(!0)%360!==0&&this._restoreRotationChanges(),y.restore()}_updateImageSmoothingEnabled(c){c.msImageSmoothingEnabled=this._imageSmoothingEnabled,c.imageSmoothingEnabled=this._imageSmoothingEnabled}_getCanvasSize(c){var h=this._getContext(c).canvas;return new e.Point(h.width,h.height)}_getCanvasCenter(){return new e.Point(this.canvas.width/2,this.canvas.height/2)}_setRotations(c,h=!1){var f=!1;this.viewport.getRotation(!0)%360!==0&&(this._offsetForRotation({degrees:this.viewport.getRotation(!0),useSketch:h,saveContext:f}),f=!1),c.getRotation(!0)%360!==0&&this._offsetForRotation({degrees:c.getRotation(!0),point:this.viewport.pixelFromPointNoRotate(c._getRotationPoint(!0),!0),useSketch:h,saveContext:f})}_offsetForRotation(c){var h=c.point?c.point.times(e.pixelDensityRatio):this._getCanvasCenter(),f=this._getContext(c.useSketch);f.save(),f.translate(h.x,h.y),f.rotate(Math.PI/180*c.degrees),f.translate(-h.x,-h.y)}_flip(c){c=c||{};var h=c.point?c.point.times(e.pixelDensityRatio):this._getCanvasCenter(),f=this._getContext(c.useSketch);f.translate(h.x,0),f.scale(-1,1),f.translate(-h.x,0)}_restoreRotationChanges(c){var h=this._getContext(c);h.restore()}_calculateCanvasSize(){var c=e.pixelDensityRatio,h=this.viewport.getContainerSize();return{x:Math.round(h.x*c),y:Math.round(h.y*c)}}_calculateSketchCanvasSize(){var c=this._calculateCanvasSize();if(this.viewport.getRotation()===0)return c;var h=Math.ceil(Math.sqrt(c.x*c.x+c.y*c.y));return{x:h,y:h}}}e.CanvasDrawer=r;var s=e.SUBPIXEL_ROUNDING_OCCURRENCES.NEVER;function o(u){return u!==e.SUBPIXEL_ROUNDING_OCCURRENCES.ALWAYS&&u!==e.SUBPIXEL_ROUNDING_OCCURRENCES.ONLY_AT_REST&&u!==e.SUBPIXEL_ROUNDING_OCCURRENCES.NEVER}function l(u){return o(u)?s:u}function a(u){if(typeof u=="number")return l(u);if(!u||!e.Browser)return s;var c=u[e.Browser.vendor];return o(c)&&(c=u["*"]),l(c)}}(i),function(e){const n=e;n.WebGLDrawer=class extends n.DrawerBase{constructor(s){super(s),this._destroyed=!1,this._TextureMap=new Map,this._TileMap=new Map,this._gl=null,this._firstPass=null,this._secondPass=null,this._glFrameBuffer=null,this._renderToTexture=null,this._glFramebufferToCanvasTransform=null,this._outputCanvas=null,this._outputContext=null,this._clippingCanvas=null,this._clippingContext=null,this._renderingCanvas=null,this._backupCanvasDrawer=null,this._imageSmoothingEnabled=!0,this._boundToTileReady=o=>this._tileReadyHandler(o),this._boundToImageUnloaded=o=>this._imageUnloadedHandler(o),this.viewer.addHandler("tile-ready",this._boundToTileReady),this.viewer.addHandler("image-unloaded",this._boundToImageUnloaded),this.viewer.rejectEventHandler("tile-drawn","The WebGLDrawer does not raise the tile-drawn event"),this.viewer.rejectEventHandler("tile-drawing","The WebGLDrawer does not raise the tile-drawing event"),this._setupCanvases(),this._setupRenderer(),this.context=this._outputContext}destroy(){if(this._destroyed)return;let s=this._gl;var o=s.getParameter(s.MAX_TEXTURE_IMAGE_UNITS);for(let a=0;a<o;++a)s.activeTexture(s.TEXTURE0+a),s.bindTexture(s.TEXTURE_2D,null),s.bindTexture(s.TEXTURE_CUBE_MAP,null);s.bindBuffer(s.ARRAY_BUFFER,null),s.bindBuffer(s.ELEMENT_ARRAY_BUFFER,null),s.bindRenderbuffer(s.RENDERBUFFER,null),s.bindFramebuffer(s.FRAMEBUFFER,null),this._unloadTextures(),s.deleteBuffer(this._secondPass.bufferOutputPosition),s.deleteFramebuffer(this._glFrameBuffer),this._renderingCanvas.width=this._renderingCanvas.height=1,this._clippingCanvas.width=this._clippingCanvas.height=1,this._outputCanvas.width=this._outputCanvas.height=1,this._renderingCanvas=null,this._clippingCanvas=this._clippingContext=null,this._outputCanvas=this._outputContext=null;let l=s.getExtension("WEBGL_lose_context");l&&l.loseContext(),this.viewer.removeHandler("tile-ready",this._boundToTileReady),this.viewer.removeHandler("image-unloaded",this._boundToImageUnloaded),this.viewer.removeHandler("resize",this._resizeHandler),this._gl=null,this._backupCanvasDrawer&&(this._backupCanvasDrawer.destroy(),this._backupCanvasDrawer=null),this.container.removeChild(this.canvas),this.viewer.drawer===this&&(this.viewer.drawer=null),this._destroyed=!0}canRotate(){return!0}static isSupported(){let s=document.createElement("canvas"),o=e.isFunction(s.getContext)&&s.getContext("webgl"),l=o&&o.getExtension("WEBGL_lose_context");return l&&l.loseContext(),!!o}getType(){return"webgl"}minimumOverlapRequired(s){return s.isTainted()}_createDrawingElement(){let s=e.makeNeutralElement("canvas"),o=this._calculateCanvasSize();return s.width=o.x,s.height=o.y,s}_getBackupCanvasDrawer(){return this._backupCanvasDrawer||(this._backupCanvasDrawer=this.viewer.requestDrawer("canvas",{mainDrawer:!1}),this._backupCanvasDrawer.canvas.style.setProperty("visibility","hidden")),this._backupCanvasDrawer}draw(s){let o=this._gl;const l=this.viewport.getBoundsNoRotateWithMargins(!0);let a={bounds:l,center:new n.Point(l.x+l.width/2,l.y+l.height/2),rotation:this.viewport.getRotation(!0)*Math.PI/180},u=this.viewport.flipped?-1:1,c=e.Mat3.makeTranslation(-a.center.x,-a.center.y),h=e.Mat3.makeScaling(2/a.bounds.width*u,-2/a.bounds.height),f=e.Mat3.makeRotation(-a.rotation),m=h.multiply(f).multiply(c);o.bindFramebuffer(o.FRAMEBUFFER,null),o.clear(o.COLOR_BUFFER_BIT),this._outputContext.clearRect(0,0,this._outputCanvas.width,this._outputCanvas.height);let v=!1;s.forEach((y,T)=>{if(y.isTainted()){v&&(this._outputContext.drawImage(this._renderingCanvas,0,0),o.bindFramebuffer(o.FRAMEBUFFER,null),o.clear(o.COLOR_BUFFER_BIT),v=!1);const x=this._getBackupCanvasDrawer();x.draw([y]),this._outputContext.drawImage(x.canvas,0,0)}else{let x=y.getTilesToDraw();if(y.placeholderFillStyle&&y._hasOpaqueTile===!1&&this._drawPlaceholder(y),x.length===0||y.getOpacity()===0)return;let E=x[0],M=y.compositeOperation||this.viewer.compositeOperation||y._clip||y._croppingPolygons||y.debugMode,L=M||y.opacity<1||E.hasTransparency;M&&(v&&this._outputContext.drawImage(this._renderingCanvas,0,0),o.bindFramebuffer(o.FRAMEBUFFER,null),o.clear(o.COLOR_BUFFER_BIT)),o.useProgram(this._firstPass.shaderProgram),L?(o.bindFramebuffer(o.FRAMEBUFFER,this._glFrameBuffer),o.clear(o.COLOR_BUFFER_BIT)):o.bindFramebuffer(o.FRAMEBUFFER,null);let U=m,K=y.getRotation(!0);if(K%360!==0){let j=e.Mat3.makeRotation(-K*Math.PI/180),ie=y.getBoundsNoRotate(!0).getCenter(),ce=e.Mat3.makeTranslation(ie.x,ie.y),ye=e.Mat3.makeTranslation(-ie.x,-ie.y),me=ce.multiply(j).multiply(ye);U=m.multiply(me)}let q=this._gl.getParameter(this._gl.MAX_TEXTURE_IMAGE_UNITS);if(q<=0)throw new Error(`WegGL error: bad value for gl parameter MAX_TEXTURE_IMAGE_UNITS (${q}). This could happen
                        if too many contexts have been created and not released, or there is another problem with the graphics card.`);let Y=new Float32Array(q*12),te=new Array(q),fe=new Array(q),$=new Array(q);for(let j=0;j<x.length;j++){let ie=x[j].tile,ce=j%q,ye=ce+1,me=ie.getCanvasContext(),pe=me?this._TextureMap.get(me.canvas):null;if(pe||(this._tileReadyHandler({tile:ie,tiledImage:y}),pe=me?this._TextureMap.get(me.canvas):null),pe&&this._getTileData(ie,y,pe,U,ce,Y,te,fe,$),ye===q||j===x.length-1){for(let oe=0;oe<=ye;oe++)o.activeTexture(o.TEXTURE0+oe),o.bindTexture(o.TEXTURE_2D,te[oe]);o.bindBuffer(o.ARRAY_BUFFER,this._firstPass.bufferTexturePosition),o.bufferData(o.ARRAY_BUFFER,Y,o.DYNAMIC_DRAW),fe.forEach((oe,Ae)=>{o.uniformMatrix3fv(this._firstPass.uTransformMatrices[Ae],!1,oe)}),o.uniform1fv(this._firstPass.uOpacities,new Float32Array($)),o.bindBuffer(o.ARRAY_BUFFER,this._firstPass.bufferOutputPosition),o.vertexAttribPointer(this._firstPass.aOutputPosition,2,o.FLOAT,!1,0,0),o.bindBuffer(o.ARRAY_BUFFER,this._firstPass.bufferTexturePosition),o.vertexAttribPointer(this._firstPass.aTexturePosition,2,o.FLOAT,!1,0,0),o.bindBuffer(o.ARRAY_BUFFER,this._firstPass.bufferIndex),o.vertexAttribPointer(this._firstPass.aIndex,1,o.FLOAT,!1,0,0),o.drawArrays(o.TRIANGLES,0,6*ye)}}L&&(o.useProgram(this._secondPass.shaderProgram),o.bindFramebuffer(o.FRAMEBUFFER,null),o.activeTexture(o.TEXTURE0),o.bindTexture(o.TEXTURE_2D,this._renderToTexture),this._gl.uniform1f(this._secondPass.uOpacityMultiplier,y.opacity),o.bindBuffer(o.ARRAY_BUFFER,this._secondPass.bufferTexturePosition),o.vertexAttribPointer(this._secondPass.aTexturePosition,2,o.FLOAT,!1,0,0),o.bindBuffer(o.ARRAY_BUFFER,this._secondPass.bufferOutputPosition),o.vertexAttribPointer(this._secondPass.aOutputPosition,2,o.FLOAT,!1,0,0),o.drawArrays(o.TRIANGLES,0,6)),v=!0,M&&(this._applyContext2dPipeline(y,x,T),v=!1,o.bindFramebuffer(o.FRAMEBUFFER,null),o.clear(o.COLOR_BUFFER_BIT)),T===0&&this._raiseTiledImageDrawnEvent(y,x.map(j=>j.tile))}}),v&&this._outputContext.drawImage(this._renderingCanvas,0,0)}setImageSmoothingEnabled(s){this._imageSmoothingEnabled!==s&&(this._imageSmoothingEnabled=s,this._unloadTextures(),this.viewer.world.draw())}drawDebuggingRect(s){let o=this._outputContext;o.save(),o.lineWidth=2*e.pixelDensityRatio,o.strokeStyle=this.debugGridColor[0],o.fillStyle=this.debugGridColor[0],o.strokeRect(s.x*e.pixelDensityRatio,s.y*e.pixelDensityRatio,s.width*e.pixelDensityRatio,s.height*e.pixelDensityRatio),o.restore()}_getTextureDataFromTile(s){return s.getCanvasContext().canvas}_applyContext2dPipeline(s,o,l){if(this._outputContext.save(),this._outputContext.globalCompositeOperation=l===0?null:s.compositeOperation||this.viewer.compositeOperation,s._croppingPolygons||s._clip?(this._renderToClippingCanvas(s),this._outputContext.drawImage(this._clippingCanvas,0,0)):this._outputContext.drawImage(this._renderingCanvas,0,0),this._outputContext.restore(),s.debugMode){const a=this.viewer.viewport.getFlip();a&&this._flip(),this._drawDebugInfo(o,s,a),a&&this._flip()}}_getTileData(s,o,l,a,u,c,h,f,m){let v=l.texture,y=l.position;c.set(y,u*12);let T=this._calculateOverlapFraction(s,o),x=s.positionedBounds.width*T.x,E=s.positionedBounds.height*T.y,M=s.positionedBounds.x+(s.x===0?0:x),L=s.positionedBounds.y+(s.y===0?0:E),U=s.positionedBounds.x+s.positionedBounds.width-(s.isRightMost?0:x),K=s.positionedBounds.y+s.positionedBounds.height-(s.isBottomMost?0:E),q=U-M,Y=K-L,te=new e.Mat3([q,0,0,0,Y,0,M,L,1]);if(s.flipped){let $=e.Mat3.makeTranslation(.5,0),j=e.Mat3.makeTranslation(-.5,0),ie=$.multiply(e.Mat3.makeScaling(-1,1)).multiply(j);te=te.multiply(ie)}let fe=a.multiply(te);m[u]=s.opacity,h[u]=v,f[u]=fe.values}_textureFilter(){return this._imageSmoothingEnabled?this._gl.LINEAR:this._gl.NEAREST}_setupRenderer(){let s=this._gl;s||e.console.error("_setupCanvases must be called before _setupRenderer"),this._unitQuad=this._makeQuadVertexBuffer(0,1,0,1),this._makeFirstPassShaderProgram(),this._makeSecondPassShaderProgram(),this._renderToTexture=s.createTexture(),s.activeTexture(s.TEXTURE0),s.bindTexture(s.TEXTURE_2D,this._renderToTexture),s.texImage2D(s.TEXTURE_2D,0,s.RGBA,this._renderingCanvas.width,this._renderingCanvas.height,0,s.RGBA,s.UNSIGNED_BYTE,null),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,this._textureFilter()),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),this._glFrameBuffer=s.createFramebuffer(),s.bindFramebuffer(s.FRAMEBUFFER,this._glFrameBuffer),s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0,s.TEXTURE_2D,this._renderToTexture,0),s.enable(s.BLEND),s.blendFunc(s.ONE,s.ONE_MINUS_SRC_ALPHA)}_makeFirstPassShaderProgram(){let s=this._glNumTextures=this._gl.getParameter(this._gl.MAX_TEXTURE_IMAGE_UNITS),o=()=>[...Array(s).keys()].map(v=>`uniform mat3 u_matrix_${v};`).join(`
`),l=()=>[...Array(s).keys()].map(v=>`${v>0?"else ":""}if(int(a_index) == ${v}) { transform_matrix = u_matrix_${v}; }`).join(`
`);const a=`
            attribute vec2 a_output_position;
            attribute vec2 a_texture_position;
            attribute float a_index;

            ${o()} // create a uniform mat3 for each potential tile to draw

            varying vec2 v_texture_position;
            varying float v_image_index;

            void main() {

                mat3 transform_matrix; // value will be set by the if/elses in makeConditional()

                ${l()}

                gl_Position = vec4(transform_matrix * vec3(a_output_position, 1), 1);

                v_texture_position = a_texture_position;
                v_image_index = a_index;
            }
            `,u=`
            precision mediump float;

            // our textures
            uniform sampler2D u_images[${s}];
            // our opacities
            uniform float u_opacities[${s}];

            // the varyings passed in from the vertex shader.
            varying vec2 v_texture_position;
            varying float v_image_index;

            void main() {
                // can't index directly with a variable, need to use a loop iterator hack
                for(int i = 0; i < ${s}; ++i){
                    if(i == int(v_image_index)){
                        gl_FragColor = texture2D(u_images[i], v_texture_position) * u_opacities[i];
                    }
                }
            }
            `;let c=this._gl,h=this.constructor.initShaderProgram(c,a,u);c.useProgram(h),this._firstPass={shaderProgram:h,aOutputPosition:c.getAttribLocation(h,"a_output_position"),aTexturePosition:c.getAttribLocation(h,"a_texture_position"),aIndex:c.getAttribLocation(h,"a_index"),uTransformMatrices:[...Array(this._glNumTextures).keys()].map(v=>c.getUniformLocation(h,`u_matrix_${v}`)),uImages:c.getUniformLocation(h,"u_images"),uOpacities:c.getUniformLocation(h,"u_opacities"),bufferOutputPosition:c.createBuffer(),bufferTexturePosition:c.createBuffer(),bufferIndex:c.createBuffer()},c.uniform1iv(this._firstPass.uImages,[...Array(s).keys()]);let f=new Float32Array(s*12);for(let v=0;v<s;++v)f.set(Float32Array.from(this._unitQuad),v*12);c.bindBuffer(c.ARRAY_BUFFER,this._firstPass.bufferOutputPosition),c.bufferData(c.ARRAY_BUFFER,f,c.STATIC_DRAW),c.enableVertexAttribArray(this._firstPass.aOutputPosition),c.bindBuffer(c.ARRAY_BUFFER,this._firstPass.bufferTexturePosition),c.enableVertexAttribArray(this._firstPass.aTexturePosition),c.bindBuffer(c.ARRAY_BUFFER,this._firstPass.bufferIndex);let m=[...Array(this._glNumTextures).keys()].map(v=>Array(6).fill(v)).flat();c.bufferData(c.ARRAY_BUFFER,new Float32Array(m),c.STATIC_DRAW),c.enableVertexAttribArray(this._firstPass.aIndex)}_makeSecondPassShaderProgram(){const s=`
            attribute vec2 a_output_position;
            attribute vec2 a_texture_position;

            uniform mat3 u_matrix;

            varying vec2 v_texture_position;

            void main() {
                gl_Position = vec4(u_matrix * vec3(a_output_position, 1), 1);

                v_texture_position = a_texture_position;
            }
            `,o=`
            precision mediump float;

            // our texture
            uniform sampler2D u_image;

            // the texCoords passed in from the vertex shader.
            varying vec2 v_texture_position;

            // the opacity multiplier for the image
            uniform float u_opacity_multiplier;

            void main() {
                gl_FragColor = texture2D(u_image, v_texture_position);
                gl_FragColor *= u_opacity_multiplier;
            }
            `;let l=this._gl,a=this.constructor.initShaderProgram(l,s,o);l.useProgram(a),this._secondPass={shaderProgram:a,aOutputPosition:l.getAttribLocation(a,"a_output_position"),aTexturePosition:l.getAttribLocation(a,"a_texture_position"),uMatrix:l.getUniformLocation(a,"u_matrix"),uImage:l.getUniformLocation(a,"u_image"),uOpacityMultiplier:l.getUniformLocation(a,"u_opacity_multiplier"),bufferOutputPosition:l.createBuffer(),bufferTexturePosition:l.createBuffer()},l.bindBuffer(l.ARRAY_BUFFER,this._secondPass.bufferOutputPosition),l.bufferData(l.ARRAY_BUFFER,this._unitQuad,l.STATIC_DRAW),l.enableVertexAttribArray(this._secondPass.aOutputPosition),l.bindBuffer(l.ARRAY_BUFFER,this._secondPass.bufferTexturePosition),l.bufferData(l.ARRAY_BUFFER,this._unitQuad,l.DYNAMIC_DRAW),l.enableVertexAttribArray(this._secondPass.aTexturePosition);let u=e.Mat3.makeScaling(2,2).multiply(e.Mat3.makeTranslation(-.5,-.5));l.uniformMatrix3fv(this._secondPass.uMatrix,!1,u.values)}_resizeRenderer(){let s=this._gl,o=this._renderingCanvas.width,l=this._renderingCanvas.height;s.viewport(0,0,o,l),s.deleteTexture(this._renderToTexture),this._renderToTexture=s.createTexture(),s.activeTexture(s.TEXTURE0),s.bindTexture(s.TEXTURE_2D,this._renderToTexture),s.texImage2D(s.TEXTURE_2D,0,s.RGBA,o,l,0,s.RGBA,s.UNSIGNED_BYTE,null),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_MIN_FILTER,this._textureFilter()),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_S,s.CLAMP_TO_EDGE),s.texParameteri(s.TEXTURE_2D,s.TEXTURE_WRAP_T,s.CLAMP_TO_EDGE),s.bindFramebuffer(s.FRAMEBUFFER,this._glFrameBuffer),s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0,s.TEXTURE_2D,this._renderToTexture,0)}_setupCanvases(){let s=this;this._outputCanvas=this.canvas,this._outputContext=this._outputCanvas.getContext("2d"),this._renderingCanvas=document.createElement("canvas"),this._clippingCanvas=document.createElement("canvas"),this._clippingContext=this._clippingCanvas.getContext("2d"),this._renderingCanvas.width=this._clippingCanvas.width=this._outputCanvas.width,this._renderingCanvas.height=this._clippingCanvas.height=this._outputCanvas.height,this._gl=this._renderingCanvas.getContext("webgl"),this._resizeHandler=function(){s._outputCanvas!==s.viewer.drawer.canvas&&(s._outputCanvas.style.width=s.viewer.drawer.canvas.clientWidth+"px",s._outputCanvas.style.height=s.viewer.drawer.canvas.clientHeight+"px");let o=s._calculateCanvasSize();(s._outputCanvas.width!==o.x||s._outputCanvas.height!==o.y)&&(s._outputCanvas.width=o.x,s._outputCanvas.height=o.y),s._renderingCanvas.style.width=s._outputCanvas.clientWidth+"px",s._renderingCanvas.style.height=s._outputCanvas.clientHeight+"px",s._renderingCanvas.width=s._clippingCanvas.width=s._outputCanvas.width,s._renderingCanvas.height=s._clippingCanvas.height=s._outputCanvas.height,s._resizeRenderer()},this.viewer.addHandler("resize",this._resizeHandler)}_makeQuadVertexBuffer(s,o,l,a){return new Float32Array([s,a,o,a,s,l,s,l,o,a,o,l])}_tileReadyHandler(s){let o=s.tile,l=s.tiledImage;if(l.isTainted())return;let a=o.getCanvasContext(),u=a&&a.canvas;if(!u||e.isCanvasTainted(u)){l.isTainted()||(l.setTainted(!0),e.console.warn("WebGL cannot be used to draw this TiledImage because it has tainted data. Does crossOriginPolicy need to be set?"),this._raiseDrawerErrorEvent(l,"Tainted data cannot be used by the WebGLDrawer. Falling back to CanvasDrawer for this TiledImage."));return}if(!this._TextureMap.get(u)){let h=this._gl,f=h.createTexture(),m,v=l.source.tileOverlap,y,T;if(o.sourceBounds?(y=Math.min(o.sourceBounds.width,u.width)/u.width,T=Math.min(o.sourceBounds.height,u.height)/u.height):(y=1,T=1),v>0){let E=this._calculateOverlapFraction(o,l),M=(o.x===0?0:E.x)*y,L=(o.y===0?0:E.y)*T,U=(o.isRightMost?1:1-E.x)*y,K=(o.isBottomMost?1:1-E.y)*T;m=this._makeQuadVertexBuffer(M,U,L,K)}else y===1&&T===1?m=this._unitQuad:m=this._makeQuadVertexBuffer(0,y,0,T);let x={texture:f,position:m};this._TextureMap.set(u,x),h.activeTexture(h.TEXTURE0),h.bindTexture(h.TEXTURE_2D,f),h.texParameteri(h.TEXTURE_2D,h.TEXTURE_WRAP_S,h.CLAMP_TO_EDGE),h.texParameteri(h.TEXTURE_2D,h.TEXTURE_WRAP_T,h.CLAMP_TO_EDGE),h.texParameteri(h.TEXTURE_2D,h.TEXTURE_MIN_FILTER,this._textureFilter()),h.texParameteri(h.TEXTURE_2D,h.TEXTURE_MAG_FILTER,this._textureFilter()),this._uploadImageData(a)}}_calculateOverlapFraction(s,o){let l=o.source.tileOverlap,a=s.sourceBounds.width,u=s.sourceBounds.height,c=(s.x===0?0:l)+(s.isRightMost?0:l),h=(s.y===0?0:l)+(s.isBottomMost?0:l),f=l/(a+c),m=l/(u+h);return{x:f,y:m}}_unloadTextures(){Array.from(this._TextureMap.keys()).forEach(o=>{this._cleanupImageData(o)})}_uploadImageData(s){let o=this._gl,l=s.canvas;try{if(!l)throw s;o.texImage2D(o.TEXTURE_2D,0,o.RGBA,o.RGBA,o.UNSIGNED_BYTE,l)}catch(a){e.console.error("Error uploading image data to WebGL",a)}}_imageUnloadedHandler(s){let o=s.context2D.canvas;this._cleanupImageData(o)}_cleanupImageData(s){let o=this._TextureMap.get(s);this._TextureMap.delete(s),o&&this._gl.deleteTexture(o.texture)}_setClip(){}_renderToClippingCanvas(s){if(this._clippingContext.clearRect(0,0,this._clippingCanvas.width,this._clippingCanvas.height),this._clippingContext.save(),this.viewer.viewport.getFlip()){const o=new e.Point(this.canvas.width/2,this.canvas.height/2);this._clippingContext.translate(o.x,0),this._clippingContext.scale(-1,1),this._clippingContext.translate(-o.x,0)}if(s._clip){let l=[{x:s._clip.x,y:s._clip.y},{x:s._clip.x+s._clip.width,y:s._clip.y},{x:s._clip.x+s._clip.width,y:s._clip.y+s._clip.height},{x:s._clip.x,y:s._clip.y+s._clip.height}].map(a=>{let u=s.imageToViewportCoordinates(a.x,a.y,!0).rotate(this.viewer.viewport.getRotation(!0),this.viewer.viewport.getCenter(!0));return this.viewportCoordToDrawerCoord(u)});this._clippingContext.beginPath(),l.forEach((a,u)=>{this._clippingContext[u===0?"moveTo":"lineTo"](a.x,a.y)}),this._clippingContext.clip(),this._setClip()}if(s._croppingPolygons){let o=s._croppingPolygons.map(l=>l.map(a=>{let u=s.imageToViewportCoordinates(a.x,a.y,!0).rotate(this.viewer.viewport.getRotation(!0),this.viewer.viewport.getCenter(!0));return this.viewportCoordToDrawerCoord(u)}));this._clippingContext.beginPath(),o.forEach(l=>{l.forEach((a,u)=>{this._clippingContext[u===0?"moveTo":"lineTo"](a.x,a.y)})}),this._clippingContext.clip()}if(this.viewer.viewport.getFlip()){const o=new e.Point(this.canvas.width/2,this.canvas.height/2);this._clippingContext.translate(o.x,0),this._clippingContext.scale(-1,1),this._clippingContext.translate(-o.x,0)}this._clippingContext.drawImage(this._renderingCanvas,0,0),this._clippingContext.restore()}_setRotations(s){var o=!1;this.viewport.getRotation(!0)%360!==0&&(this._offsetForRotation({degrees:this.viewport.getRotation(!0),saveContext:o}),o=!1),s.getRotation(!0)%360!==0&&this._offsetForRotation({degrees:s.getRotation(!0),point:this.viewport.pixelFromPointNoRotate(s._getRotationPoint(!0),!0),saveContext:o})}_offsetForRotation(s){var o=s.point?s.point.times(e.pixelDensityRatio):this._getCanvasCenter(),l=this._outputContext;l.save(),l.translate(o.x,o.y),l.rotate(Math.PI/180*s.degrees),l.translate(-o.x,-o.y)}_flip(s){s=s||{};var o=s.point?s.point.times(e.pixelDensityRatio):this._getCanvasCenter(),l=this._outputContext;l.translate(o.x,0),l.scale(-1,1),l.translate(-o.x,0)}_drawDebugInfo(s,o,l){for(var a=s.length-1;a>=0;a--){var u=s[a].tile;try{this._drawDebugInfoOnTile(u,s.length,a,o,l)}catch(c){e.console.error(c)}}}_drawDebugInfoOnTile(s,o,l,a,u){var c=this.viewer.world.getIndexOfItem(a)%this.debugGridColor.length,h=this.context;h.save(),h.lineWidth=2*e.pixelDensityRatio,h.font="small-caps bold "+13*e.pixelDensityRatio+"px arial",h.strokeStyle=this.debugGridColor[c],h.fillStyle=this.debugGridColor[c],this._setRotations(a),u&&this._flip({point:s.position.plus(s.size.divide(2))}),h.strokeRect(s.position.x*e.pixelDensityRatio,s.position.y*e.pixelDensityRatio,s.size.x*e.pixelDensityRatio,s.size.y*e.pixelDensityRatio);var f=(s.position.x+s.size.x/2)*e.pixelDensityRatio,m=(s.position.y+s.size.y/2)*e.pixelDensityRatio;h.translate(f,m);const v=this.viewport.getRotation(!0);h.rotate(Math.PI/180*-v),h.translate(-f,-m),s.x===0&&s.y===0&&(h.fillText("Zoom: "+this.viewport.getZoom(),s.position.x*e.pixelDensityRatio,(s.position.y-30)*e.pixelDensityRatio),h.fillText("Pan: "+this.viewport.getBounds().toString(),s.position.x*e.pixelDensityRatio,(s.position.y-20)*e.pixelDensityRatio)),h.fillText("Level: "+s.level,(s.position.x+10)*e.pixelDensityRatio,(s.position.y+20)*e.pixelDensityRatio),h.fillText("Column: "+s.x,(s.position.x+10)*e.pixelDensityRatio,(s.position.y+30)*e.pixelDensityRatio),h.fillText("Row: "+s.y,(s.position.x+10)*e.pixelDensityRatio,(s.position.y+40)*e.pixelDensityRatio),h.fillText("Order: "+l+" of "+o,(s.position.x+10)*e.pixelDensityRatio,(s.position.y+50)*e.pixelDensityRatio),h.fillText("Size: "+s.size.toString(),(s.position.x+10)*e.pixelDensityRatio,(s.position.y+60)*e.pixelDensityRatio),h.fillText("Position: "+s.position.toString(),(s.position.x+10)*e.pixelDensityRatio,(s.position.y+70)*e.pixelDensityRatio),this.viewport.getRotation(!0)%360!==0&&this._restoreRotationChanges(),a.getRotation(!0)%360!==0&&this._restoreRotationChanges(),h.restore()}_drawPlaceholder(s){const o=s.getBounds(!0),l=this.viewportToDrawerRectangle(s.getBounds(!0)),a=this._outputContext;let u;typeof s.placeholderFillStyle=="function"?u=s.placeholderFillStyle(s,a):u=s.placeholderFillStyle,this._offsetForRotation({degrees:this.viewer.viewport.getRotation(!0)}),a.fillStyle=u,a.translate(l.x,l.y),a.rotate(Math.PI/180*o.degrees),a.translate(-l.x,-l.y),a.fillRect(l.x,l.y,l.width,l.height),this._restoreRotationChanges()}_getCanvasCenter(){return new e.Point(this.canvas.width/2,this.canvas.height/2)}_restoreRotationChanges(){var s=this._outputContext;s.restore()}static initShaderProgram(s,o,l){function a(f,m,v){const y=f.createShader(m);return f.shaderSource(y,v),f.compileShader(y),f.getShaderParameter(y,f.COMPILE_STATUS)?y:(e.console.error(`An error occurred compiling the shaders: ${f.getShaderInfoLog(y)}`),f.deleteShader(y),null)}const u=a(s,s.VERTEX_SHADER,o),c=a(s,s.FRAGMENT_SHADER,l),h=s.createProgram();return s.attachShader(h,u),s.attachShader(h,c),s.linkProgram(h),s.getProgramParameter(h,s.LINK_STATUS)?h:(e.console.error(`Unable to initialize the shader program: ${s.getProgramInfoLog(h)}`),null)}}}(i),function(e){e.Viewport=function(n){var r=arguments;r.length&&r[0]instanceof e.Point&&(n={containerSize:r[0],contentSize:r[1],config:r[2]}),n.config&&(e.extend(!0,n,n.config),delete n.config),this._margins=e.extend({left:0,top:0,right:0,bottom:0},n.margins||{}),delete n.margins,n.initialDegrees=n.degrees,delete n.degrees,e.extend(!0,this,{containerSize:null,contentSize:null,zoomPoint:null,rotationPivot:null,viewer:null,springStiffness:e.DEFAULT_SETTINGS.springStiffness,animationTime:e.DEFAULT_SETTINGS.animationTime,minZoomImageRatio:e.DEFAULT_SETTINGS.minZoomImageRatio,maxZoomPixelRatio:e.DEFAULT_SETTINGS.maxZoomPixelRatio,visibilityRatio:e.DEFAULT_SETTINGS.visibilityRatio,wrapHorizontal:e.DEFAULT_SETTINGS.wrapHorizontal,wrapVertical:e.DEFAULT_SETTINGS.wrapVertical,defaultZoomLevel:e.DEFAULT_SETTINGS.defaultZoomLevel,minZoomLevel:e.DEFAULT_SETTINGS.minZoomLevel,maxZoomLevel:e.DEFAULT_SETTINGS.maxZoomLevel,initialDegrees:e.DEFAULT_SETTINGS.degrees,flipped:e.DEFAULT_SETTINGS.flipped,homeFillsViewer:e.DEFAULT_SETTINGS.homeFillsViewer,silenceMultiImageWarnings:e.DEFAULT_SETTINGS.silenceMultiImageWarnings},n),this._updateContainerInnerSize(),this.centerSpringX=new e.Spring({initial:0,springStiffness:this.springStiffness,animationTime:this.animationTime}),this.centerSpringY=new e.Spring({initial:0,springStiffness:this.springStiffness,animationTime:this.animationTime}),this.zoomSpring=new e.Spring({exponential:!0,initial:1,springStiffness:this.springStiffness,animationTime:this.animationTime}),this.degreesSpring=new e.Spring({initial:n.initialDegrees,springStiffness:this.springStiffness,animationTime:this.animationTime}),this._oldCenterX=this.centerSpringX.current.value,this._oldCenterY=this.centerSpringY.current.value,this._oldZoom=this.zoomSpring.current.value,this._oldDegrees=this.degreesSpring.current.value,this._setContentBounds(new e.Rect(0,0,1,1),1),this.goHome(!0),this.update()},e.Viewport.prototype={get degrees(){return e.console.warn("Accessing [Viewport.degrees] is deprecated. Use viewport.getRotation instead."),this.getRotation()},set degrees(n){e.console.warn("Setting [Viewport.degrees] is deprecated. Use viewport.rotateTo, viewport.rotateBy, or viewport.setRotation instead."),this.rotateTo(n)},resetContentSize:function(n){return e.console.assert(n,"[Viewport.resetContentSize] contentSize is required"),e.console.assert(n instanceof e.Point,"[Viewport.resetContentSize] contentSize must be an OpenSeadragon.Point"),e.console.assert(n.x>0,"[Viewport.resetContentSize] contentSize.x must be greater than 0"),e.console.assert(n.y>0,"[Viewport.resetContentSize] contentSize.y must be greater than 0"),this._setContentBounds(new e.Rect(0,0,1,n.y/n.x),n.x),this},setHomeBounds:function(n,r){e.console.error("[Viewport.setHomeBounds] this function is deprecated; The content bounds should not be set manually."),this._setContentBounds(n,r)},_setContentBounds:function(n,r){e.console.assert(n,"[Viewport._setContentBounds] bounds is required"),e.console.assert(n instanceof e.Rect,"[Viewport._setContentBounds] bounds must be an OpenSeadragon.Rect"),e.console.assert(n.width>0,"[Viewport._setContentBounds] bounds.width must be greater than 0"),e.console.assert(n.height>0,"[Viewport._setContentBounds] bounds.height must be greater than 0"),this._contentBoundsNoRotate=n.clone(),this._contentSizeNoRotate=this._contentBoundsNoRotate.getSize().times(r),this._contentBounds=n.rotate(this.getRotation()).getBoundingBox(),this._contentSize=this._contentBounds.getSize().times(r),this._contentAspectRatio=this._contentSize.x/this._contentSize.y,this.viewer&&this.viewer.raiseEvent("reset-size",{contentSize:this._contentSizeNoRotate.clone(),contentFactor:r,homeBounds:this._contentBoundsNoRotate.clone(),contentBounds:this._contentBounds.clone()})},getHomeZoom:function(){if(this.defaultZoomLevel)return this.defaultZoomLevel;var n=this._contentAspectRatio/this.getAspectRatio(),r;return this.homeFillsViewer?r=n>=1?n:1:r=n>=1?1:n,r/this._contentBounds.width},getHomeBounds:function(){return this.getHomeBoundsNoRotate().rotate(-this.getRotation())},getHomeBoundsNoRotate:function(){var n=this._contentBounds.getCenter(),r=1/this.getHomeZoom(),s=r/this.getAspectRatio();return new e.Rect(n.x-r/2,n.y-s/2,r,s)},goHome:function(n){return this.viewer&&this.viewer.raiseEvent("home",{immediately:n}),this.fitBounds(this.getHomeBounds(),n)},getMinZoom:function(){var n=this.getHomeZoom(),r=this.minZoomLevel?this.minZoomLevel:this.minZoomImageRatio*n;return r},getMaxZoom:function(){var n=this.maxZoomLevel;return n||(n=this._contentSize.x*this.maxZoomPixelRatio/this._containerInnerSize.x,n/=this._contentBounds.width),Math.max(n,this.getHomeZoom())},getAspectRatio:function(){return this._containerInnerSize.x/this._containerInnerSize.y},getContainerSize:function(){return new e.Point(this.containerSize.x,this.containerSize.y)},getMargins:function(){return e.extend({},this._margins)},setMargins:function(n){e.console.assert(e.type(n)==="object","[Viewport.setMargins] margins must be an object"),this._margins=e.extend({left:0,top:0,right:0,bottom:0},n),this._updateContainerInnerSize(),this.viewer&&this.viewer.forceRedraw()},getBounds:function(n){return this.getBoundsNoRotate(n).rotate(-this.getRotation(n))},getBoundsNoRotate:function(n){var r=this.getCenter(n),s=1/this.getZoom(n),o=s/this.getAspectRatio();return new e.Rect(r.x-s/2,r.y-o/2,s,o)},getBoundsWithMargins:function(n){return this.getBoundsNoRotateWithMargins(n).rotate(-this.getRotation(n),this.getCenter(n))},getBoundsNoRotateWithMargins:function(n){var r=this.getBoundsNoRotate(n),s=this._containerInnerSize.x*this.getZoom(n);return r.x-=this._margins.left/s,r.y-=this._margins.top/s,r.width+=(this._margins.left+this._margins.right)/s,r.height+=(this._margins.top+this._margins.bottom)/s,r},getCenter:function(n){var r=new e.Point(this.centerSpringX.current.value,this.centerSpringY.current.value),s=new e.Point(this.centerSpringX.target.value,this.centerSpringY.target.value),o,l,a,u,c,h,f,m;return n?r:this.zoomPoint?(o=this.pixelFromPoint(this.zoomPoint,!0),l=this.getZoom(),a=1/l,u=a/this.getAspectRatio(),c=new e.Rect(r.x-a/2,r.y-u/2,a,u),h=this._pixelFromPoint(this.zoomPoint,c),f=h.minus(o).rotate(-this.getRotation(!0)),m=f.divide(this._containerInnerSize.x*l),s.plus(m)):s},getZoom:function(n){return n?this.zoomSpring.current.value:this.zoomSpring.target.value},_applyZoomConstraints:function(n){return Math.max(Math.min(n,this.getMaxZoom()),this.getMinZoom())},_applyBoundaryConstraints:function(n){var r=this.viewportToViewerElementRectangle(n).getBoundingBox(),s=this.viewportToViewerElementRectangle(this._contentBoundsNoRotate).getBoundingBox(),o=!1,l=!1;if(!this.wrapHorizontal){var a=r.x+r.width,u=s.x+s.width,c,h,f;r.width>s.width?c=this.visibilityRatio*s.width:c=this.visibilityRatio*r.width,h=s.x-a+c,f=u-r.x-c,c>s.width?(r.x+=(h+f)/2,o=!0):f<0?(r.x+=f,o=!0):h>0&&(r.x+=h,o=!0)}if(!this.wrapVertical){var m=r.y+r.height,v=s.y+s.height,y,T,x;r.height>s.height?y=this.visibilityRatio*s.height:y=this.visibilityRatio*r.height,T=s.y-m+y,x=v-r.y-y,y>s.height?(r.y+=(T+x)/2,l=!0):x<0?(r.y+=x,l=!0):T>0&&(r.y+=T,l=!0)}var E=o||l,M=E?this.viewerElementToViewportRectangle(r):n.clone();return M.xConstrained=o,M.yConstrained=l,M.constraintApplied=E,M},_raiseConstraintsEvent:function(n){this.viewer&&this.viewer.raiseEvent("constrain",{immediately:n})},applyConstraints:function(n){var r=this.getZoom(),s=this._applyZoomConstraints(r);r!==s&&this.zoomTo(s,this.zoomPoint,n);var o=this.getConstrainedBounds(!1);return o.constraintApplied&&(this.fitBounds(o,n),this._raiseConstraintsEvent(n)),this},ensureVisible:function(n){return this.applyConstraints(n)},_fitBounds:function(n,r){r=r||{};var s=r.immediately||!1,o=r.constraints||!1,l=this.getAspectRatio(),a=n.getCenter(),u=new e.Rect(n.x,n.y,n.width,n.height,n.degrees+this.getRotation()).getBoundingBox();u.getAspectRatio()>=l?u.height=u.width/l:u.width=u.height*l,u.x=a.x-u.width/2,u.y=a.y-u.height/2;var c=1/u.width;if(s)return this.panTo(a,!0),this.zoomTo(c,null,!0),o&&this.applyConstraints(!0),this;var h=this.getCenter(!0),f=this.getZoom(!0);this.panTo(h,!0),this.zoomTo(f,null,!0);var m=this.getBounds(),v=this.getZoom();if(v===0||Math.abs(c/v-1)<1e-8)return this.zoomTo(c,null,!0),this.panTo(a,s),o&&this.applyConstraints(!1),this;if(o){this.panTo(a,!1),c=this._applyZoomConstraints(c),this.zoomTo(c,null,!1);var y=this.getConstrainedBounds();this.panTo(h,!0),this.zoomTo(f,null,!0),this.fitBounds(y)}else{var T=u.rotate(-this.getRotation()),x=T.getTopLeft().times(c).minus(m.getTopLeft().times(v)).divide(c-v);this.zoomTo(c,x,s)}return this},fitBounds:function(n,r){return this._fitBounds(n,{immediately:r,constraints:!1})},fitBoundsWithConstraints:function(n,r){return this._fitBounds(n,{immediately:r,constraints:!0})},fitVertically:function(n){var r=new e.Rect(this._contentBounds.x+this._contentBounds.width/2,this._contentBounds.y,0,this._contentBounds.height);return this.fitBounds(r,n)},fitHorizontally:function(n){var r=new e.Rect(this._contentBounds.x,this._contentBounds.y+this._contentBounds.height/2,this._contentBounds.width,0);return this.fitBounds(r,n)},getConstrainedBounds:function(n){var r,s;return r=this.getBounds(n),s=this._applyBoundaryConstraints(r),s},panBy:function(n,r){var s=new e.Point(this.centerSpringX.target.value,this.centerSpringY.target.value);return this.panTo(s.plus(n),r)},panTo:function(n,r){return r?(this.centerSpringX.resetTo(n.x),this.centerSpringY.resetTo(n.y)):(this.centerSpringX.springTo(n.x),this.centerSpringY.springTo(n.y)),this.viewer&&this.viewer.raiseEvent("pan",{center:n,immediately:r}),this},zoomBy:function(n,r,s){return this.zoomTo(this.zoomSpring.target.value*n,r,s)},zoomTo:function(n,r,s){var o=this;return this.zoomPoint=r instanceof e.Point&&!isNaN(r.x)&&!isNaN(r.y)?r:null,s?this._adjustCenterSpringsForZoomPoint(function(){o.zoomSpring.resetTo(n)}):this.zoomSpring.springTo(n),this.viewer&&this.viewer.raiseEvent("zoom",{zoom:n,refPoint:r,immediately:s}),this},setRotation:function(n,r){return this.rotateTo(n,null,r)},getRotation:function(n){return n?this.degreesSpring.current.value:this.degreesSpring.target.value},setRotationWithPivot:function(n,r,s){return this.rotateTo(n,r,s)},rotateTo:function(n,r,s){if(!this.viewer||!this.viewer.drawer.canRotate())return this;if(this.degreesSpring.target.value===n&&this.degreesSpring.isAtTargetValue())return this;if(this.rotationPivot=r instanceof e.Point&&!isNaN(r.x)&&!isNaN(r.y)?r:null,s)if(this.rotationPivot){var o=n-this._oldDegrees;if(!o)return this.rotationPivot=null,this;this._rotateAboutPivot(n)}else this.degreesSpring.resetTo(n);else{var l=e.positiveModulo(this.degreesSpring.current.value,360),a=e.positiveModulo(n,360),u=a-l;u>180?a-=360:u<-180&&(a+=360);var c=l-a;this.degreesSpring.resetTo(n+c),this.degreesSpring.springTo(n)}return this._setContentBounds(this.viewer.world.getHomeBounds(),this.viewer.world.getContentFactor()),this.viewer.forceRedraw(),this.viewer.raiseEvent("rotate",{degrees:n,immediately:!!s,pivot:this.rotationPivot||this.getCenter()}),this},rotateBy:function(n,r,s){return this.rotateTo(this.degreesSpring.target.value+n,r,s)},resize:function(n,r){var s=this.getBoundsNoRotate(),o=s,l;this.containerSize.x=n.x,this.containerSize.y=n.y,this._updateContainerInnerSize(),r&&(l=n.x/this.containerSize.x,o.width=s.width*l,o.height=o.width/this.getAspectRatio()),this.viewer&&this.viewer.raiseEvent("resize",{newContainerSize:n,maintain:r});var a=this.fitBounds(o,!0);return this.viewer&&this.viewer.raiseEvent("after-resize",{newContainerSize:n,maintain:r}),a},_updateContainerInnerSize:function(){this._containerInnerSize=new e.Point(Math.max(1,this.containerSize.x-(this._margins.left+this._margins.right)),Math.max(1,this.containerSize.y-(this._margins.top+this._margins.bottom)))},update:function(){var n=this;this._adjustCenterSpringsForZoomPoint(function(){n.zoomSpring.update()}),this.degreesSpring.isAtTargetValue()&&(this.rotationPivot=null),this.centerSpringX.update(),this.centerSpringY.update(),this.rotationPivot?this._rotateAboutPivot(!0):this.degreesSpring.update();var r=this.centerSpringX.current.value!==this._oldCenterX||this.centerSpringY.current.value!==this._oldCenterY||this.zoomSpring.current.value!==this._oldZoom||this.degreesSpring.current.value!==this._oldDegrees;this._oldCenterX=this.centerSpringX.current.value,this._oldCenterY=this.centerSpringY.current.value,this._oldZoom=this.zoomSpring.current.value,this._oldDegrees=this.degreesSpring.current.value;var s=r||!this.zoomSpring.isAtTargetValue()||!this.centerSpringX.isAtTargetValue()||!this.centerSpringY.isAtTargetValue()||!this.degreesSpring.isAtTargetValue();return s},_rotateAboutPivot:function(n){var r=n===!0,s=this.rotationPivot.minus(this.getCenter());this.centerSpringX.shiftBy(s.x),this.centerSpringY.shiftBy(s.y),r?this.degreesSpring.update():this.degreesSpring.resetTo(n);var o=this.degreesSpring.current.value-this._oldDegrees,l=s.rotate(o*-1).times(-1);this.centerSpringX.shiftBy(l.x),this.centerSpringY.shiftBy(l.y)},_adjustCenterSpringsForZoomPoint:function(n){if(this.zoomPoint){var r=this.pixelFromPoint(this.zoomPoint,!0);n();var s=this.pixelFromPoint(this.zoomPoint,!0),o=s.minus(r),l=this.deltaPointsFromPixels(o,!0);this.centerSpringX.shiftBy(l.x),this.centerSpringY.shiftBy(l.y),this.zoomSpring.isAtTargetValue()&&(this.zoomPoint=null)}else n()},deltaPixelsFromPointsNoRotate:function(n,r){return n.times(this._containerInnerSize.x*this.getZoom(r))},deltaPixelsFromPoints:function(n,r){return this.deltaPixelsFromPointsNoRotate(n.rotate(this.getRotation(r)),r)},deltaPointsFromPixelsNoRotate:function(n,r){return n.divide(this._containerInnerSize.x*this.getZoom(r))},deltaPointsFromPixels:function(n,r){return this.deltaPointsFromPixelsNoRotate(n,r).rotate(-this.getRotation(r))},pixelFromPointNoRotate:function(n,r){return this._pixelFromPointNoRotate(n,this.getBoundsNoRotate(r))},pixelFromPoint:function(n,r){return this._pixelFromPoint(n,this.getBoundsNoRotate(r))},_pixelFromPointNoRotate:function(n,r){return n.minus(r.getTopLeft()).times(this._containerInnerSize.x/r.width).plus(new e.Point(this._margins.left,this._margins.top))},_pixelFromPoint:function(n,r){return this._pixelFromPointNoRotate(n.rotate(this.getRotation(!0),this.getCenter(!0)),r)},pointFromPixelNoRotate:function(n,r){var s=this.getBoundsNoRotate(r);return n.minus(new e.Point(this._margins.left,this._margins.top)).divide(this._containerInnerSize.x/s.width).plus(s.getTopLeft())},pointFromPixel:function(n,r){return this.pointFromPixelNoRotate(n,r).rotate(-this.getRotation(r),this.getCenter(r))},_viewportToImageDelta:function(n,r){var s=this._contentBoundsNoRotate.width;return new e.Point(n*this._contentSizeNoRotate.x/s,r*this._contentSizeNoRotate.x/s)},viewportToImageCoordinates:function(n,r){if(n instanceof e.Point)return this.viewportToImageCoordinates(n.x,n.y);if(this.viewer){var s=this.viewer.world.getItemCount();if(s>1)this.silenceMultiImageWarnings||e.console.error("[Viewport.viewportToImageCoordinates] is not accurate with multi-image; use TiledImage.viewportToImageCoordinates instead.");else if(s===1){var o=this.viewer.world.getItemAt(0);return o.viewportToImageCoordinates(n,r,!0)}}return this._viewportToImageDelta(n-this._contentBoundsNoRotate.x,r-this._contentBoundsNoRotate.y)},_imageToViewportDelta:function(n,r){var s=this._contentBoundsNoRotate.width;return new e.Point(n/this._contentSizeNoRotate.x*s,r/this._contentSizeNoRotate.x*s)},imageToViewportCoordinates:function(n,r){if(n instanceof e.Point)return this.imageToViewportCoordinates(n.x,n.y);if(this.viewer){var s=this.viewer.world.getItemCount();if(s>1)this.silenceMultiImageWarnings||e.console.error("[Viewport.imageToViewportCoordinates] is not accurate with multi-image; use TiledImage.imageToViewportCoordinates instead.");else if(s===1){var o=this.viewer.world.getItemAt(0);return o.imageToViewportCoordinates(n,r,!0)}}var l=this._imageToViewportDelta(n,r);return l.x+=this._contentBoundsNoRotate.x,l.y+=this._contentBoundsNoRotate.y,l},imageToViewportRectangle:function(n,r,s,o){var l=n;if(l instanceof e.Rect||(l=new e.Rect(n,r,s,o)),this.viewer){var a=this.viewer.world.getItemCount();if(a>1)this.silenceMultiImageWarnings||e.console.error("[Viewport.imageToViewportRectangle] is not accurate with multi-image; use TiledImage.imageToViewportRectangle instead.");else if(a===1){var u=this.viewer.world.getItemAt(0);return u.imageToViewportRectangle(n,r,s,o,!0)}}var c=this.imageToViewportCoordinates(l.x,l.y),h=this._imageToViewportDelta(l.width,l.height);return new e.Rect(c.x,c.y,h.x,h.y,l.degrees)},viewportToImageRectangle:function(n,r,s,o){var l=n;if(l instanceof e.Rect||(l=new e.Rect(n,r,s,o)),this.viewer){var a=this.viewer.world.getItemCount();if(a>1)this.silenceMultiImageWarnings||e.console.error("[Viewport.viewportToImageRectangle] is not accurate with multi-image; use TiledImage.viewportToImageRectangle instead.");else if(a===1){var u=this.viewer.world.getItemAt(0);return u.viewportToImageRectangle(n,r,s,o,!0)}}var c=this.viewportToImageCoordinates(l.x,l.y),h=this._viewportToImageDelta(l.width,l.height);return new e.Rect(c.x,c.y,h.x,h.y,l.degrees)},viewerElementToImageCoordinates:function(n){var r=this.pointFromPixel(n,!0);return this.viewportToImageCoordinates(r)},imageToViewerElementCoordinates:function(n){var r=this.imageToViewportCoordinates(n);return this.pixelFromPoint(r,!0)},windowToImageCoordinates:function(n){e.console.assert(this.viewer,"[Viewport.windowToImageCoordinates] the viewport must have a viewer.");var r=n.minus(e.getElementPosition(this.viewer.element));return this.viewerElementToImageCoordinates(r)},imageToWindowCoordinates:function(n){e.console.assert(this.viewer,"[Viewport.imageToWindowCoordinates] the viewport must have a viewer.");var r=this.imageToViewerElementCoordinates(n);return r.plus(e.getElementPosition(this.viewer.element))},viewerElementToViewportCoordinates:function(n){return this.pointFromPixel(n,!0)},viewportToViewerElementCoordinates:function(n){return this.pixelFromPoint(n,!0)},viewerElementToViewportRectangle:function(n){return e.Rect.fromSummits(this.pointFromPixel(n.getTopLeft(),!0),this.pointFromPixel(n.getTopRight(),!0),this.pointFromPixel(n.getBottomLeft(),!0))},viewportToViewerElementRectangle:function(n){return e.Rect.fromSummits(this.pixelFromPoint(n.getTopLeft(),!0),this.pixelFromPoint(n.getTopRight(),!0),this.pixelFromPoint(n.getBottomLeft(),!0))},windowToViewportCoordinates:function(n){e.console.assert(this.viewer,"[Viewport.windowToViewportCoordinates] the viewport must have a viewer.");var r=n.minus(e.getElementPosition(this.viewer.element));return this.viewerElementToViewportCoordinates(r)},viewportToWindowCoordinates:function(n){e.console.assert(this.viewer,"[Viewport.viewportToWindowCoordinates] the viewport must have a viewer.");var r=this.viewportToViewerElementCoordinates(n);return r.plus(e.getElementPosition(this.viewer.element))},viewportToImageZoom:function(n){if(this.viewer){var r=this.viewer.world.getItemCount();if(r>1)this.silenceMultiImageWarnings||e.console.error("[Viewport.viewportToImageZoom] is not accurate with multi-image.");else if(r===1){var s=this.viewer.world.getItemAt(0);return s.viewportToImageZoom(n)}}var o=this._contentSizeNoRotate.x,l=this._containerInnerSize.x,a=this._contentBoundsNoRotate.width,u=l/o*a;return n*u},imageToViewportZoom:function(n){if(this.viewer){var r=this.viewer.world.getItemCount();if(r>1)this.silenceMultiImageWarnings||e.console.error("[Viewport.imageToViewportZoom] is not accurate with multi-image. Instead, use [TiledImage.imageToViewportZoom] for the specific image of interest");else if(r===1){var s=this.viewer.world.getItemAt(0);return s.imageToViewportZoom(n)}}var o=this._contentSizeNoRotate.x,l=this._containerInnerSize.x,a=this._contentBoundsNoRotate.width,u=o/l/a;return n*u},toggleFlip:function(){return this.setFlip(!this.getFlip()),this},getFlip:function(){return this.flipped},setFlip:function(n){return this.flipped===n?this:(this.flipped=n,this.viewer.navigator&&this.viewer.navigator.setFlip(this.getFlip()),this.viewer.forceRedraw(),this.viewer.raiseEvent("flip",{flipped:n}),this)},getMaxZoomPixelRatio:function(){return this.maxZoomPixelRatio},setMaxZoomPixelRatio:function(n,r=!0,s=!1){e.console.assert(!isNaN(n),"[Viewport.setMaxZoomPixelRatio] ratio must be a number"),!isNaN(n)&&(this.maxZoomPixelRatio=n,r&&this.getZoom()>this.getMaxZoom()&&this.applyConstraints(s))}}}(i),function(e){e.TiledImage=function(n){this._initialized=!1,e.console.assert(n.tileCache,"[TiledImage] options.tileCache is required"),e.console.assert(n.drawer,"[TiledImage] options.drawer is required"),e.console.assert(n.viewer,"[TiledImage] options.viewer is required"),e.console.assert(n.imageLoader,"[TiledImage] options.imageLoader is required"),e.console.assert(n.source,"[TiledImage] options.source is required"),e.console.assert(!n.clip||n.clip instanceof e.Rect,"[TiledImage] options.clip must be an OpenSeadragon.Rect if present"),e.EventSource.call(this),this._tileCache=n.tileCache,delete n.tileCache,this._drawer=n.drawer,delete n.drawer,this._imageLoader=n.imageLoader,delete n.imageLoader,n.clip instanceof e.Rect&&(this._clip=n.clip.clone()),delete n.clip;var r=n.x||0;delete n.x;var s=n.y||0;delete n.y,this.normHeight=n.source.dimensions.y/n.source.dimensions.x,this.contentAspectX=n.source.dimensions.x/n.source.dimensions.y;var o=1;n.width?(o=n.width,delete n.width,n.height&&(e.console.error("specifying both width and height to a tiledImage is not supported"),delete n.height)):n.height&&(o=n.height/this.normHeight,delete n.height);var l=n.fitBounds;delete n.fitBounds;var a=n.fitBoundsPlacement||i.Placement.CENTER;delete n.fitBoundsPlacement;var u=n.degrees||0;delete n.degrees;var c=n.ajaxHeaders;delete n.ajaxHeaders,e.extend(!0,this,{viewer:null,tilesMatrix:{},coverage:{},loadingCoverage:{},lastDrawn:[],lastResetTime:0,_needsDraw:!0,_needsUpdate:!0,_hasOpaqueTile:!1,_tilesLoading:0,_tilesToDraw:[],_lastDrawn:[],_isBlending:!1,_wasBlending:!1,_isTainted:!1,springStiffness:e.DEFAULT_SETTINGS.springStiffness,animationTime:e.DEFAULT_SETTINGS.animationTime,minZoomImageRatio:e.DEFAULT_SETTINGS.minZoomImageRatio,wrapHorizontal:e.DEFAULT_SETTINGS.wrapHorizontal,wrapVertical:e.DEFAULT_SETTINGS.wrapVertical,immediateRender:e.DEFAULT_SETTINGS.immediateRender,blendTime:e.DEFAULT_SETTINGS.blendTime,alwaysBlend:e.DEFAULT_SETTINGS.alwaysBlend,minPixelRatio:e.DEFAULT_SETTINGS.minPixelRatio,smoothTileEdgesMinZoom:e.DEFAULT_SETTINGS.smoothTileEdgesMinZoom,iOSDevice:e.DEFAULT_SETTINGS.iOSDevice,debugMode:e.DEFAULT_SETTINGS.debugMode,crossOriginPolicy:e.DEFAULT_SETTINGS.crossOriginPolicy,ajaxWithCredentials:e.DEFAULT_SETTINGS.ajaxWithCredentials,placeholderFillStyle:e.DEFAULT_SETTINGS.placeholderFillStyle,opacity:e.DEFAULT_SETTINGS.opacity,preload:e.DEFAULT_SETTINGS.preload,compositeOperation:e.DEFAULT_SETTINGS.compositeOperation,subPixelRoundingForTransparency:e.DEFAULT_SETTINGS.subPixelRoundingForTransparency,maxTilesPerFrame:e.DEFAULT_SETTINGS.maxTilesPerFrame},n),this._preload=this.preload,delete this.preload,this._fullyLoaded=!1,this._xSpring=new e.Spring({initial:r,springStiffness:this.springStiffness,animationTime:this.animationTime}),this._ySpring=new e.Spring({initial:s,springStiffness:this.springStiffness,animationTime:this.animationTime}),this._scaleSpring=new e.Spring({initial:o,springStiffness:this.springStiffness,animationTime:this.animationTime}),this._degreesSpring=new e.Spring({initial:u,springStiffness:this.springStiffness,animationTime:this.animationTime}),this._updateForScale(),l&&this.fitBounds(l,a,!0),this._ownAjaxHeaders={},this.setAjaxHeaders(c,!1),this._initialized=!0},e.extend(e.TiledImage.prototype,e.EventSource.prototype,{needsDraw:function(){return this._needsDraw},redraw:function(){this._needsDraw=!0},getFullyLoaded:function(){return this._fullyLoaded},_setFullyLoaded:function(n){n!==this._fullyLoaded&&(this._fullyLoaded=n,this.raiseEvent("fully-loaded-change",{fullyLoaded:this._fullyLoaded}))},reset:function(){this._tileCache.clearTilesFor(this),this.lastResetTime=e.now(),this._needsDraw=!0},update:function(n){let r=this._xSpring.update(),s=this._ySpring.update(),o=this._scaleSpring.update(),l=this._degreesSpring.update(),a=r||s||o||l||this._needsUpdate;if(a||n||!this._fullyLoaded){let u=this._updateLevelsForViewport();this._setFullyLoaded(u)}return this._needsUpdate=!1,a?(this._updateForScale(),this._raiseBoundsChange(),this._needsDraw=!0,!0):!1},setDrawn:function(){return this._needsDraw=this._isBlending||this._wasBlending,this._needsDraw},setTainted(n){this._isTainted=n},isTainted(){return this._isTainted},destroy:function(){this.reset(),this.source.destroy&&this.source.destroy(this.viewer)},getBounds:function(n){return this.getBoundsNoRotate(n).rotate(this.getRotation(n),this._getRotationPoint(n))},getBoundsNoRotate:function(n){return n?new e.Rect(this._xSpring.current.value,this._ySpring.current.value,this._worldWidthCurrent,this._worldHeightCurrent):new e.Rect(this._xSpring.target.value,this._ySpring.target.value,this._worldWidthTarget,this._worldHeightTarget)},getWorldBounds:function(){return e.console.error("[TiledImage.getWorldBounds] is deprecated; use TiledImage.getBounds instead"),this.getBounds()},getClippedBounds:function(n){var r=this.getBoundsNoRotate(n);if(this._clip){var s=n?this._worldWidthCurrent:this._worldWidthTarget,o=s/this.source.dimensions.x,l=this._clip.times(o);r=new e.Rect(r.x+l.x,r.y+l.y,l.width,l.height)}return r.rotate(this.getRotation(n),this._getRotationPoint(n))},getTileBounds:function(n,r,s){var o=this.source.getNumTiles(n),l=(o.x+r%o.x)%o.x,a=(o.y+s%o.y)%o.y,u=this.source.getTileBounds(n,l,a);return this.getFlip()&&(u.x=Math.max(0,1-u.x-u.width)),u.x+=(r-l)/o.x,u.y+=this._worldHeightCurrent/this._worldWidthCurrent*((s-a)/o.y),u},getContentSize:function(){return new e.Point(this.source.dimensions.x,this.source.dimensions.y)},getSizeInWindowCoordinates:function(){var n=this.imageToWindowCoordinates(new e.Point(0,0)),r=this.imageToWindowCoordinates(this.getContentSize());return new e.Point(r.x-n.x,r.y-n.y)},_viewportToImageDelta:function(n,r,s){var o=s?this._scaleSpring.current.value:this._scaleSpring.target.value;return new e.Point(n*(this.source.dimensions.x/o),r*(this.source.dimensions.y*this.contentAspectX/o))},viewportToImageCoordinates:function(n,r,s){var o;return n instanceof e.Point?(s=r,o=n):o=new e.Point(n,r),o=o.rotate(-this.getRotation(s),this._getRotationPoint(s)),s?this._viewportToImageDelta(o.x-this._xSpring.current.value,o.y-this._ySpring.current.value):this._viewportToImageDelta(o.x-this._xSpring.target.value,o.y-this._ySpring.target.value)},_imageToViewportDelta:function(n,r,s){var o=s?this._scaleSpring.current.value:this._scaleSpring.target.value;return new e.Point(n/this.source.dimensions.x*o,r/this.source.dimensions.y/this.contentAspectX*o)},imageToViewportCoordinates:function(n,r,s){n instanceof e.Point&&(s=r,r=n.y,n=n.x);var o=this._imageToViewportDelta(n,r,s);return s?(o.x+=this._xSpring.current.value,o.y+=this._ySpring.current.value):(o.x+=this._xSpring.target.value,o.y+=this._ySpring.target.value),o.rotate(this.getRotation(s),this._getRotationPoint(s))},imageToViewportRectangle:function(n,r,s,o,l){var a=n;a instanceof e.Rect?l=r:a=new e.Rect(n,r,s,o);var u=this.imageToViewportCoordinates(a.getTopLeft(),l),c=this._imageToViewportDelta(a.width,a.height,l);return new e.Rect(u.x,u.y,c.x,c.y,a.degrees+this.getRotation(l))},viewportToImageRectangle:function(n,r,s,o,l){var a=n;n instanceof e.Rect?l=r:a=new e.Rect(n,r,s,o);var u=this.viewportToImageCoordinates(a.getTopLeft(),l),c=this._viewportToImageDelta(a.width,a.height,l);return new e.Rect(u.x,u.y,c.x,c.y,a.degrees-this.getRotation(l))},viewerElementToImageCoordinates:function(n){var r=this.viewport.pointFromPixel(n,!0);return this.viewportToImageCoordinates(r)},imageToViewerElementCoordinates:function(n){var r=this.imageToViewportCoordinates(n);return this.viewport.pixelFromPoint(r,!0)},windowToImageCoordinates:function(n){var r=n.minus(i.getElementPosition(this.viewer.element));return this.viewerElementToImageCoordinates(r)},imageToWindowCoordinates:function(n){var r=this.imageToViewerElementCoordinates(n);return r.plus(i.getElementPosition(this.viewer.element))},_viewportToTiledImageRectangle:function(n){var r=this._scaleSpring.current.value;return n=n.rotate(-this.getRotation(!0),this._getRotationPoint(!0)),new e.Rect((n.x-this._xSpring.current.value)/r,(n.y-this._ySpring.current.value)/r,n.width/r,n.height/r,n.degrees)},viewportToImageZoom:function(n){var r=this._scaleSpring.current.value*this.viewport._containerInnerSize.x/this.source.dimensions.x;return r*n},imageToViewportZoom:function(n){var r=this._scaleSpring.current.value*this.viewport._containerInnerSize.x/this.source.dimensions.x;return n/r},setPosition:function(n,r){var s=this._xSpring.target.value===n.x&&this._ySpring.target.value===n.y;if(r){if(s&&this._xSpring.current.value===n.x&&this._ySpring.current.value===n.y)return;this._xSpring.resetTo(n.x),this._ySpring.resetTo(n.y),this._needsDraw=!0,this._needsUpdate=!0}else{if(s)return;this._xSpring.springTo(n.x),this._ySpring.springTo(n.y),this._needsDraw=!0,this._needsUpdate=!0}s||this._raiseBoundsChange()},setWidth:function(n,r){this._setScale(n,r)},setHeight:function(n,r){this._setScale(n/this.normHeight,r)},setCroppingPolygons:function(n){var r=function(o){return o instanceof e.Point||typeof o.x=="number"&&typeof o.y=="number"},s=function(o){return o.map(function(l){try{if(r(l))return{x:l.x,y:l.y};throw new Error}catch{throw new Error("A Provided cropping polygon point is not supported")}})};try{if(!e.isArray(n))throw new Error("Provided cropping polygon is not an array");this._croppingPolygons=n.map(function(o){return s(o)}),this._needsDraw=!0}catch(o){e.console.error("[TiledImage.setCroppingPolygons] Cropping polygon format not supported"),e.console.error(o),this.resetCroppingPolygons()}},resetCroppingPolygons:function(){this._croppingPolygons=null,this._needsDraw=!0},fitBounds:function(n,r,s){r=r||e.Placement.CENTER;var o=e.Placement.properties[r],l=this.contentAspectX,a=0,u=0,c=1,h=1;if(this._clip&&(l=this._clip.getAspectRatio(),c=this._clip.width/this.source.dimensions.x,h=this._clip.height/this.source.dimensions.y,n.getAspectRatio()>l?(a=this._clip.x/this._clip.height*n.height,u=this._clip.y/this._clip.height*n.height):(a=this._clip.x/this._clip.width*n.width,u=this._clip.y/this._clip.width*n.width)),n.getAspectRatio()>l){var f=n.height/h,m=0;o.isHorizontallyCentered?m=(n.width-n.height*l)/2:o.isRight&&(m=n.width-n.height*l),this.setPosition(new e.Point(n.x-a+m,n.y-u),s),this.setHeight(f,s)}else{var v=n.width/c,y=0;o.isVerticallyCentered?y=(n.height-n.width/l)/2:o.isBottom&&(y=n.height-n.width/l),this.setPosition(new e.Point(n.x-a,n.y-u+y),s),this.setWidth(v,s)}},getClip:function(){return this._clip?this._clip.clone():null},setClip:function(n){e.console.assert(!n||n instanceof e.Rect,"[TiledImage.setClip] newClip must be an OpenSeadragon.Rect or null"),n instanceof e.Rect?this._clip=n.clone():this._clip=null,this._needsUpdate=!0,this._needsDraw=!0,this.raiseEvent("clip-change")},getFlip:function(){return this.flipped},setFlip:function(n){this.flipped=n},get flipped(){return this._flipped},set flipped(n){let r=this._flipped!==!!n;this._flipped=!!n,r&&(this.update(!0),this._needsDraw=!0,this._raiseBoundsChange())},get wrapHorizontal(){return this._wrapHorizontal},set wrapHorizontal(n){let r=this._wrapHorizontal!==!!n;this._wrapHorizontal=!!n,this._initialized&&r&&(this.update(!0),this._needsDraw=!0)},get wrapVertical(){return this._wrapVertical},set wrapVertical(n){let r=this._wrapVertical!==!!n;this._wrapVertical=!!n,this._initialized&&r&&(this.update(!0),this._needsDraw=!0)},get debugMode(){return this._debugMode},set debugMode(n){this._debugMode=!!n,this._needsDraw=!0},getOpacity:function(){return this.opacity},setOpacity:function(n){this.opacity=n},get opacity(){return this._opacity},set opacity(n){n!==this.opacity&&(this._opacity=n,this._needsDraw=!0,this.raiseEvent("opacity-change",{opacity:this.opacity}))},getPreload:function(){return this._preload},setPreload:function(n){this._preload=!!n,this._needsDraw=!0},getRotation:function(n){return n?this._degreesSpring.current.value:this._degreesSpring.target.value},setRotation:function(n,r){this._degreesSpring.target.value===n&&this._degreesSpring.isAtTargetValue()||(r?this._degreesSpring.resetTo(n):this._degreesSpring.springTo(n),this._needsDraw=!0,this._needsUpdate=!0,this._raiseBoundsChange())},getDrawArea:function(){if(this._opacity===0&&!this._preload)return!1;var n=this._viewportToTiledImageRectangle(this.viewport.getBoundsWithMargins(!0));if(!this.wrapHorizontal&&!this.wrapVertical){var r=this._viewportToTiledImageRectangle(this.getClippedBounds(!0));n=n.intersection(r)}return n},getTilesToDraw:function(){let n=this._tilesToDraw.flat();return this._updateTilesInViewport(n),n=this._tilesToDraw.flat(),n.forEach(r=>{r.tile.beingDrawn=!0}),this._lastDrawn=n,n},_getRotationPoint:function(n){return this.getBoundsNoRotate(n).getCenter()},get compositeOperation(){return this._compositeOperation},set compositeOperation(n){n!==this._compositeOperation&&(this._compositeOperation=n,this._needsDraw=!0,this.raiseEvent("composite-operation-change",{compositeOperation:this._compositeOperation}))},getCompositeOperation:function(){return this._compositeOperation},setCompositeOperation:function(n){this.compositeOperation=n},setAjaxHeaders:function(n,r){if(n===null&&(n={}),!e.isPlainObject(n)){console.error("[TiledImage.setAjaxHeaders] Ignoring invalid headers, must be a plain object");return}this._ownAjaxHeaders=n,this._updateAjaxHeaders(r)},_updateAjaxHeaders:function(n){if(n===void 0&&(n=!0),e.isPlainObject(this.viewer.ajaxHeaders)?this.ajaxHeaders=e.extend({},this.viewer.ajaxHeaders,this._ownAjaxHeaders):this.ajaxHeaders=this._ownAjaxHeaders,n){var r,s,o,l;for(var a in this.tilesMatrix){r=this.source.getNumTiles(a);for(var u in this.tilesMatrix[a]){s=(r.x+u%r.x)%r.x;for(var c in this.tilesMatrix[a][u])if(o=(r.y+c%r.y)%r.y,l=this.tilesMatrix[a][u][c],l.loadWithAjax=this.loadTilesWithAjax,l.loadWithAjax){var h=this.source.getTileAjaxHeaders(a,s,o);l.ajaxHeaders=e.extend({},this.ajaxHeaders,h)}else l.ajaxHeaders=null}}for(var f=0;f<this._imageLoader.jobQueue.length;f++){var m=this._imageLoader.jobQueue[f];m.loadWithAjax=m.tile.loadWithAjax,m.ajaxHeaders=m.tile.loadWithAjax?m.tile.ajaxHeaders:null}}},_setScale:function(n,r){var s=this._scaleSpring.target.value===n;if(r){if(s&&this._scaleSpring.current.value===n)return;this._scaleSpring.resetTo(n),this._updateForScale(),this._needsDraw=!0,this._needsUpdate=!0}else{if(s)return;this._scaleSpring.springTo(n),this._updateForScale(),this._needsDraw=!0,this._needsUpdate=!0}s||this._raiseBoundsChange()},_updateForScale:function(){this._worldWidthTarget=this._scaleSpring.target.value,this._worldHeightTarget=this.normHeight*this._scaleSpring.target.value,this._worldWidthCurrent=this._scaleSpring.current.value,this._worldHeightCurrent=this.normHeight*this._scaleSpring.current.value},_raiseBoundsChange:function(){this.raiseEvent("bounds-change")},_isBottomItem:function(){return this.viewer.world.getItemAt(0)===this},_getLevelsInterval:function(){var n=Math.max(this.source.minLevel,Math.floor(Math.log(this.minZoomImageRatio)/Math.log(2))),r=this.viewport.deltaPixelsFromPointsNoRotate(this.source.getPixelRatio(0),!0).x*this._scaleSpring.current.value,s=Math.min(Math.abs(this.source.maxLevel),Math.abs(Math.floor(Math.log(r/this.minPixelRatio)/Math.log(2))));return s=Math.max(s,this.source.minLevel||0),n=Math.min(n,s),{lowestLevel:n,highestLevel:s}},_updateLevelsForViewport:function(){var n=this._getLevelsInterval(),r=n.lowestLevel,s=n.highestLevel,o=[],l=this.getDrawArea(),a=e.now();if(this._lastDrawn.forEach(U=>{U.tile.beingDrawn=!1}),this._tilesToDraw=[],this._tilesLoading=0,this.loadingCoverage={},!l)return this._needsDraw=!1,this._fullyLoaded;var u=new Array(s-r+1);for(let U=0,K=s;K>=r;K--,U++)u[U]=K;for(let U=s+1;U<=this.source.maxLevel;U++){var c=this.tilesMatrix[U]&&this.tilesMatrix[U][0]&&this.tilesMatrix[U][0][0];if(c&&c.isBottomMost&&c.isRightMost&&c.loaded){u.push(U);break}}let h=!1;for(let U=0;U<u.length;U++){let K=u[U];var f=this.viewport.deltaPixelsFromPointsNoRotate(this.source.getPixelRatio(K),!0).x*this._scaleSpring.current.value;if(U===u.length-1||f>=this.minPixelRatio)h=!0;else if(!h)continue;var m=this.viewport.deltaPixelsFromPointsNoRotate(this.source.getPixelRatio(K),!1).x*this._scaleSpring.current.value,v=this.viewport.deltaPixelsFromPointsNoRotate(this.source.getPixelRatio(Math.max(this.source.getClosestLevel(),0)),!1).x*this._scaleSpring.current.value,y=this.immediateRender?1:v,T=Math.min(1,(f-.5)/.5),x=y/Math.abs(y-m),E=this._updateLevel(K,T,x,l,a,o);o=E.bestTiles;var M=E.updatedTiles.filter(q=>q.loaded),L=function(q,Y,te){return function(fe){return{tile:fe,level:q,levelOpacity:Y,currentTime:te}}}(K,T,a);if(this._tilesToDraw[K]=M.map(L),this._providesCoverage(this.coverage,K))break}return o&&o.length>0?(o.forEach(function(U){U&&!U.context2D&&this._loadTile(U,a)},this),this._needsDraw=!0,!1):this._tilesLoading===0},_updateTilesInViewport:function(n){let r=e.now(),s=this;this._tilesLoading=0,this._wasBlending=this._isBlending,this._isBlending=!1,this.loadingCoverage={};let o=n.length?n[0].level:0;if(!this.getDrawArea())return;function a(c){let h=c.tile;if(h&&h.loaded){let f=s._blendTile(h,h.x,h.y,c.level,c.levelOpacity,r,o);s._isBlending=s._isBlending||f,s._needsDraw=s._needsDraw||f||s._wasBlending}}let u=0;for(let c=0;c<n.length;c++){let h=n[c];a(h),this._providesCoverage(this.coverage,h.level)&&(u=Math.max(u,h.level))}if(u>0)for(let c in this._tilesToDraw)c<u&&delete this._tilesToDraw[c]},_blendTile:function(n,r,s,o,l,a,u){let c=1e3*this.blendTime,h,f;return n.blendStart||(n.blendStart=a),h=a-n.blendStart,f=c?Math.min(1,h/c):1,o===u&&(f=1,h=c),this.alwaysBlend&&(f*=l),n.opacity=f,f===1&&(this._setCoverage(this.coverage,o,r,s,!0),this._hasOpaqueTile=!0),h<c},_updateLevel:function(n,r,s,o,l,a){var u=o.getBoundingBox().getTopLeft(),c=o.getBoundingBox().getBottomRight();this.viewer&&this.viewer.raiseEvent("update-level",{tiledImage:this,havedrawn:!0,level:n,opacity:r,visibility:s,drawArea:o,topleft:u,bottomright:c,currenttime:l,best:a}),this._resetCoverage(this.coverage,n),this._resetCoverage(this.loadingCoverage,n);var h=this._getCornerTiles(n,u,c),f=h.topLeft,m=h.bottomRight,v=this.source.getNumTiles(n),y=this.viewport.pixelFromPoint(this.viewport.getCenter());this.getFlip()&&(m.x+=1,this.wrapHorizontal||(m.x=Math.min(m.x,v.x-1)));for(var T=Math.max(0,(m.x-f.x)*(m.y-f.y)),x=new Array(T),E=0,M=f.x;M<=m.x;M++)for(var L=f.y;L<=m.y;L++){var U;if(this.getFlip()){var K=(v.x+M%v.x)%v.x;U=M+v.x-K-K-1}else U=M;if(o.intersection(this.getTileBounds(n,U,L))!==null){var q=this._updateTile(U,L,n,s,y,v,l,a);a=q.bestTiles,x[E]=q.tile,E+=1}}return{bestTiles:a,updatedTiles:x}},_positionTile:function(n,r,s,o,l){var a=n.bounds.getTopLeft();a.x*=this._scaleSpring.current.value,a.y*=this._scaleSpring.current.value,a.x+=this._xSpring.current.value,a.y+=this._ySpring.current.value;var u=n.bounds.getSize();u.x*=this._scaleSpring.current.value,u.y*=this._scaleSpring.current.value,n.positionedBounds.x=a.x,n.positionedBounds.y=a.y,n.positionedBounds.width=u.x,n.positionedBounds.height=u.y;var c=s.pixelFromPointNoRotate(a,!0),h=s.pixelFromPointNoRotate(a,!1),f=s.deltaPixelsFromPointsNoRotate(u,!0),m=s.deltaPixelsFromPointsNoRotate(u,!1),v=h.plus(m.divide(2)),y=o.squaredDistanceTo(v);this.viewer.drawer.minimumOverlapRequired(this)&&(r||(f=f.plus(new e.Point(1,1))),n.isRightMost&&this.wrapHorizontal&&(f.x+=.75),n.isBottomMost&&this.wrapVertical&&(f.y+=.75)),n.position=c,n.size=f,n.squaredDistance=y,n.visibility=l},_updateTile:function(n,r,s,o,l,a,u,c){var h=this._getTile(n,r,s,u,a);this.viewer&&this.viewer.raiseEvent("update-tile",{tiledImage:this,tile:h}),this._setCoverage(this.coverage,s,n,r,!1);var f=h.loaded||h.loading||this._isCovered(this.loadingCoverage,s,n,r);if(this._setCoverage(this.loadingCoverage,s,n,r,f),!h.exists)return{bestTiles:c,tile:h};if(h.loaded&&h.opacity===1&&this._setCoverage(this.coverage,s,n,r,!0),this._positionTile(h,this.source.tileOverlap,this.viewport,l,o),!h.loaded)if(h.context2D)this._setTileLoaded(h);else{var m=this._tileCache.getImageRecord(h.cacheKey);m&&this._setTileLoaded(h,m.getData())}return h.loading?this._tilesLoading++:f||(c=this._compareTiles(c,h,this.maxTilesPerFrame)),{bestTiles:c,tile:h}},_getCornerTiles:function(n,r,s){var o,l;this.wrapHorizontal?(o=e.positiveModulo(r.x,1),l=e.positiveModulo(s.x,1)):(o=Math.max(0,r.x),l=Math.min(1,s.x));var a,u,c=1/this.source.aspectRatio;this.wrapVertical?(a=e.positiveModulo(r.y,c),u=e.positiveModulo(s.y,c)):(a=Math.max(0,r.y),u=Math.min(c,s.y));var h=this.source.getTileAtPoint(n,new e.Point(o,a)),f=this.source.getTileAtPoint(n,new e.Point(l,u)),m=this.source.getNumTiles(n);return this.wrapHorizontal&&(h.x+=m.x*Math.floor(r.x),f.x+=m.x*Math.floor(s.x)),this.wrapVertical&&(h.y+=m.y*Math.floor(r.y/c),f.y+=m.y*Math.floor(s.y/c)),{topLeft:h,bottomRight:f}},_getTile:function(n,r,s,o,l){var a,u,c,h,f,m,v,y,T,x,E=this.tilesMatrix,M=this.source;return E[s]||(E[s]={}),E[s][n]||(E[s][n]={}),(!E[s][n][r]||!E[s][n][r].flipped!=!this.flipped)&&(a=(l.x+n%l.x)%l.x,u=(l.y+r%l.y)%l.y,c=this.getTileBounds(s,n,r),h=M.getTileBounds(s,a,u,!0),f=M.tileExists(s,a,u),m=M.getTileUrl(s,a,u),v=M.getTilePostData(s,a,u),this.loadTilesWithAjax?(y=M.getTileAjaxHeaders(s,a,u),e.isPlainObject(this.ajaxHeaders)&&(y=e.extend({},this.ajaxHeaders,y))):y=null,T=M.getContext2D?M.getContext2D(s,a,u):void 0,x=new e.Tile(s,n,r,c,f,m,T,this.loadTilesWithAjax,y,h,v,M.getTileHashKey(s,a,u,m,y,v)),this.getFlip()?a===0&&(x.isRightMost=!0):a===l.x-1&&(x.isRightMost=!0),u===l.y-1&&(x.isBottomMost=!0),x.flipped=this.flipped,E[s][n][r]=x),x=E[s][n][r],x.lastTouchTime=o,x},_loadTile:function(n,r){var s=this;n.loading=!0,this._imageLoader.addJob({src:n.getUrl(),tile:n,source:this.source,postData:n.postData,loadWithAjax:n.loadWithAjax,ajaxHeaders:n.ajaxHeaders,crossOriginPolicy:this.crossOriginPolicy,ajaxWithCredentials:this.ajaxWithCredentials,callback:function(o,l,a){s._onTileLoad(n,r,o,l,a)},abort:function(){n.loading=!1}})},_onTileLoad:function(n,r,s,o,l){if(s)n.exists=!0;else{e.console.error("Tile %s failed to load: %s - error: %s",n,n.getUrl(),o),this.viewer.raiseEvent("tile-load-failed",{tile:n,tiledImage:this,time:r,message:o,tileRequest:l}),n.loading=!1,n.exists=!1;return}if(r<this.lastResetTime){e.console.warn("Ignoring tile %s loaded before reset: %s",n,n.getUrl()),n.loading=!1;return}var a=this,u=function(){var c=a.source,h=c.getClosestLevel();a._setTileLoaded(n,s,h,l)};u()},_setTileLoaded:function(n,r,s,o){var l=0,a=!1,u=this;function c(){return a&&e.console.error("Event 'tile-loaded' argument getCompletionCallback must be called synchronously. Its return value should be called asynchronously."),l++,h}function h(){l--,l===0&&(n.loading=!1,n.loaded=!0,n.hasTransparency=u.source.hasTransparency(n.context2D,n.getUrl(),n.ajaxHeaders,n.postData),n.context2D||u._tileCache.cacheTile({data:r,tile:n,cutoff:s,tiledImage:u}),u.viewer.raiseEvent("tile-ready",{tile:n,tiledImage:u,tileRequest:o}),u._needsDraw=!0)}var f=c();this.viewer.raiseEvent("tile-loaded",{tile:n,tiledImage:this,tileRequest:o,get image(){return e.console.error("[tile-loaded] event 'image' has been deprecated. Use 'data' property instead."),r},data:r,getCompletionCallback:c}),a=!0,f()},_compareTiles:function(n,r,s){return n?(n.push(r),this._sortTiles(n),n.length>s&&n.pop(),n):[r]},_sortTiles:function(n){n.sort(function(r,s){return r===null?1:s===null?-1:r.visibility===s.visibility?r.squaredDistance-s.squaredDistance:s.visibility-r.visibility})},_providesCoverage:function(n,r,s,o){var l,a,u,c;if(!n[r])return!1;if(s===void 0||o===void 0){l=n[r];for(u in l)if(Object.prototype.hasOwnProperty.call(l,u)){a=l[u];for(c in a)if(Object.prototype.hasOwnProperty.call(a,c)&&!a[c])return!1}return!0}return n[r][s]===void 0||n[r][s][o]===void 0||n[r][s][o]===!0},_isCovered:function(n,r,s,o){return s===void 0||o===void 0?this._providesCoverage(n,r+1):this._providesCoverage(n,r+1,2*s,2*o)&&this._providesCoverage(n,r+1,2*s,2*o+1)&&this._providesCoverage(n,r+1,2*s+1,2*o)&&this._providesCoverage(n,r+1,2*s+1,2*o+1)},_setCoverage:function(n,r,s,o,l){if(!n[r]){e.console.warn("Setting coverage for a tile before its level's coverage has been reset: %s",r);return}n[r][s]||(n[r][s]={}),n[r][s][o]=l},_resetCoverage:function(n,r){n[r]={}}})}(i),function(e){var n=function(s){e.console.assert(s,"[TileCache.cacheTile] options is required"),e.console.assert(s.tile,"[TileCache.cacheTile] options.tile is required"),e.console.assert(s.tiledImage,"[TileCache.cacheTile] options.tiledImage is required"),this.tile=s.tile,this.tiledImage=s.tiledImage},r=function(s){e.console.assert(s,"[ImageRecord] options is required"),e.console.assert(s.data,"[ImageRecord] options.data is required"),this._tiles=[],s.create.apply(null,[this,s.data,s.ownerTile]),this._destroyImplementation=s.destroy.bind(null,this),this.getImage=s.getImage.bind(null,this),this.getData=s.getData.bind(null,this),this.getRenderedContext=s.getRenderedContext.bind(null,this)};r.prototype={destroy:function(){this._destroyImplementation(),this._tiles=null},addTile:function(s){e.console.assert(s,"[ImageRecord.addTile] tile is required"),this._tiles.push(s)},removeTile:function(s){for(var o=0;o<this._tiles.length;o++)if(this._tiles[o]===s){this._tiles.splice(o,1);return}e.console.warn("[ImageRecord.removeTile] trying to remove unknown tile",s)},getTileCount:function(){return this._tiles.length}},e.TileCache=function(s){s=s||{},this._maxImageCacheCount=s.maxImageCacheCount||e.DEFAULT_SETTINGS.maxImageCacheCount,this._tilesLoaded=[],this._imagesLoaded=[],this._imagesLoadedCount=0},e.TileCache.prototype={numTilesLoaded:function(){return this._tilesLoaded.length},cacheTile:function(s){e.console.assert(s,"[TileCache.cacheTile] options is required"),e.console.assert(s.tile,"[TileCache.cacheTile] options.tile is required"),e.console.assert(s.tile.cacheKey,"[TileCache.cacheTile] options.tile.cacheKey is required"),e.console.assert(s.tiledImage,"[TileCache.cacheTile] options.tiledImage is required");var o=s.cutoff||0,l=this._tilesLoaded.length,a=this._imagesLoaded[s.tile.cacheKey];if(a||(s.data||(e.console.error("[TileCache.cacheTile] options.image was renamed to options.data. '.image' attribute has been deprecated and will be removed in the future."),s.data=s.image),e.console.assert(s.data,"[TileCache.cacheTile] options.data is required to create an ImageRecord"),a=this._imagesLoaded[s.tile.cacheKey]=new r({data:s.data,ownerTile:s.tile,create:s.tiledImage.source.createTileCache,destroy:s.tiledImage.source.destroyTileCache,getImage:s.tiledImage.source.getTileCacheDataAsImage,getData:s.tiledImage.source.getTileCacheData,getRenderedContext:s.tiledImage.source.getTileCacheDataAsContext2D}),this._imagesLoadedCount++),a.addTile(s.tile),s.tile.cacheImageRecord=a,this._imagesLoadedCount>this._maxImageCacheCount){for(var u=null,c=-1,h=null,f,m,v,y,T,x,E=this._tilesLoaded.length-1;E>=0;E--)if(x=this._tilesLoaded[E],f=x.tile,!(f.level<=o||f.beingDrawn)){if(!u){u=f,c=E,h=x;continue}y=f.lastTouchTime,m=u.lastTouchTime,T=f.level,v=u.level,(y<m||y===m&&T>v)&&(u=f,c=E,h=x)}u&&c>=0&&(this._unloadTile(h),l=c)}this._tilesLoaded[l]=new n({tile:s.tile,tiledImage:s.tiledImage})},clearTilesFor:function(s){e.console.assert(s,"[TileCache.clearTilesFor] tiledImage is required");for(var o,l=0;l<this._tilesLoaded.length;++l)o=this._tilesLoaded[l],o.tiledImage===s&&(this._unloadTile(o),this._tilesLoaded.splice(l,1),l--)},getImageRecord:function(s){return e.console.assert(s,"[TileCache.getImageRecord] cacheKey is required"),this._imagesLoaded[s]},_unloadTile:function(s){e.console.assert(s,"[TileCache._unloadTile] tileRecord is required");var o=s.tile,l=s.tiledImage;let a=o.getCanvasContext&&o.getCanvasContext();o.unload(),o.cacheImageRecord=null;var u=this._imagesLoaded[o.cacheKey];u&&(u.removeTile(o),u.getTileCount()||(u.destroy(),delete this._imagesLoaded[o.cacheKey],this._imagesLoadedCount--,a&&(a.canvas.width=0,a.canvas.height=0,l.viewer.raiseEvent("image-unloaded",{context2D:a,tile:o}))),l.viewer.raiseEvent("tile-unloaded",{tile:o,tiledImage:l}))}}}(i),function(e){e.World=function(n){var r=this;e.console.assert(n.viewer,"[World] options.viewer is required"),e.EventSource.call(this),this.viewer=n.viewer,this._items=[],this._needsDraw=!1,this._autoRefigureSizes=!0,this._needsSizesFigured=!1,this._delegatedFigureSizes=function(s){r._autoRefigureSizes?r._figureSizes():r._needsSizesFigured=!0},this._figureSizes()},e.extend(e.World.prototype,e.EventSource.prototype,{addItem:function(n,r){if(e.console.assert(n,"[World.addItem] item is required"),e.console.assert(n instanceof e.TiledImage,"[World.addItem] only TiledImages supported at this time"),r=r||{},r.index!==void 0){var s=Math.max(0,Math.min(this._items.length,r.index));this._items.splice(s,0,n)}else this._items.push(n);this._autoRefigureSizes?this._figureSizes():this._needsSizesFigured=!0,this._needsDraw=!0,n.addHandler("bounds-change",this._delegatedFigureSizes),n.addHandler("clip-change",this._delegatedFigureSizes),this.raiseEvent("add-item",{item:n})},getItemAt:function(n){return e.console.assert(n!==void 0,"[World.getItemAt] index is required"),this._items[n]},getIndexOfItem:function(n){return e.console.assert(n,"[World.getIndexOfItem] item is required"),e.indexOf(this._items,n)},getItemCount:function(){return this._items.length},setItemIndex:function(n,r){e.console.assert(n,"[World.setItemIndex] item is required"),e.console.assert(r!==void 0,"[World.setItemIndex] index is required");var s=this.getIndexOfItem(n);if(r>=this._items.length)throw new Error("Index bigger than number of layers.");r===s||s===-1||(this._items.splice(s,1),this._items.splice(r,0,n),this._needsDraw=!0,this.raiseEvent("item-index-change",{item:n,previousIndex:s,newIndex:r}))},removeItem:function(n){e.console.assert(n,"[World.removeItem] item is required");var r=e.indexOf(this._items,n);r!==-1&&(n.removeHandler("bounds-change",this._delegatedFigureSizes),n.removeHandler("clip-change",this._delegatedFigureSizes),n.destroy(),this._items.splice(r,1),this._figureSizes(),this._needsDraw=!0,this._raiseRemoveItem(n))},removeAll:function(){this.viewer._cancelPendingImages();var n,r;for(r=0;r<this._items.length;r++)n=this._items[r],n.removeHandler("bounds-change",this._delegatedFigureSizes),n.removeHandler("clip-change",this._delegatedFigureSizes),n.destroy();var s=this._items;for(this._items=[],this._figureSizes(),this._needsDraw=!0,r=0;r<s.length;r++)n=s[r],this._raiseRemoveItem(n)},resetItems:function(){for(var n=0;n<this._items.length;n++)this._items[n].reset()},update:function(n){for(var r=!1,s=0;s<this._items.length;s++)r=this._items[s].update(n)||r;return r},draw:function(){this.viewer.drawer.draw(this._items),this._needsDraw=!1,this._items.forEach(n=>{this._needsDraw=n.setDrawn()||this._needsDraw})},needsDraw:function(){for(var n=0;n<this._items.length;n++)if(this._items[n].needsDraw())return!0;return this._needsDraw},getHomeBounds:function(){return this._homeBounds.clone()},getContentFactor:function(){return this._contentFactor},setAutoRefigureSizes:function(n){this._autoRefigureSizes=n,n&this._needsSizesFigured&&(this._figureSizes(),this._needsSizesFigured=!1)},arrange:function(n){n=n||{};var r=n.immediately||!1,s=n.layout||e.DEFAULT_SETTINGS.collectionLayout,o=n.rows||e.DEFAULT_SETTINGS.collectionRows,l=n.columns||e.DEFAULT_SETTINGS.collectionColumns,a=n.tileSize||e.DEFAULT_SETTINGS.collectionTileSize,u=n.tileMargin||e.DEFAULT_SETTINGS.collectionTileMargin,c=a+u,h;!n.rows&&l?h=l:h=Math.ceil(this._items.length/o);var f=0,m=0,v,y,T,x,E;this.setAutoRefigureSizes(!1);for(var M=0;M<this._items.length;M++)M&&M%h===0&&(s==="horizontal"?(m+=c,f=0):(f+=c,m=0)),v=this._items[M],y=v.getBounds(),y.width>y.height?T=a:T=a*(y.width/y.height),x=T*(y.height/y.width),E=new e.Point(f+(a-T)/2,m+(a-x)/2),v.setPosition(E,r),v.setWidth(T,r),s==="horizontal"?f+=c:m+=c;this.setAutoRefigureSizes(!0)},_figureSizes:function(){var n=this._homeBounds?this._homeBounds.clone():null,r=this._contentSize?this._contentSize.clone():null,s=this._contentFactor||0;if(!this._items.length)this._homeBounds=new e.Rect(0,0,1,1),this._contentSize=new e.Point(1,1),this._contentFactor=1;else{var o=this._items[0],l=o.getBounds();this._contentFactor=o.getContentSize().x/l.width;for(var a=o.getClippedBounds().getBoundingBox(),u=a.x,c=a.y,h=a.x+a.width,f=a.y+a.height,m=1;m<this._items.length;m++)o=this._items[m],l=o.getBounds(),this._contentFactor=Math.max(this._contentFactor,o.getContentSize().x/l.width),a=o.getClippedBounds().getBoundingBox(),u=Math.min(u,a.x),c=Math.min(c,a.y),h=Math.max(h,a.x+a.width),f=Math.max(f,a.y+a.height);this._homeBounds=new e.Rect(u,c,h-u,f-c),this._contentSize=new e.Point(this._homeBounds.width*this._contentFactor,this._homeBounds.height*this._contentFactor)}(this._contentFactor!==s||!this._homeBounds.equals(n)||!this._contentSize.equals(r))&&this.raiseEvent("metrics-change",{})},_raiseRemoveItem:function(n){this.raiseEvent("remove-item",{item:n})}})}(i)}(Bi)),Bi.exports}var Op=Ap();const Mn=Po(Op);function Bo(t){if(typeof t!="string")return null;const i=t.match(/xywh=(\d+),(\d+),(\d+),(\d+)$/);return i?i.slice(1).map(Number):null}function ys(){let t,i;const e=new Promise((n,r)=>{t=n,i=r});return e.resolve=t,e.reject=i,e}const Fn=.005,ur=1.5,Mp={data(){return{defaultCanvasCss:"",loadingTimeout:null,avResource:null,overlayElements:[],promise:ys(),tileSources:[],viewer:null,viewerState:{isReset:!0}}},computed:{filtersActive(){return Object.keys(this.$store.options.filters).length>0},paginationButtons(){var e;const t=((e=this.$store.manifest.viewingDirection)==null?void 0:e.split("-to-"))||["left","right"],i=[{hidden:this.$store.isFirstPage,title:this.$translate("Previous page"),onClick:this.$store.goToPreviousPage,position:t[0]},{hidden:this.$store.isLastPage,title:this.$translate("Next page"),onClick:this.$store.goToNextPage,position:t[1]}];return this.$store.isReversed&&i.reverse(),i.filter(n=>!n.hidden)},multiLayerResources(){return this.$store.options.pages.filter(t=>t>0).map((t,i)=>{var e,n,r,s,o;return{pageIndex:i,items:(o=(s=(r=(n=(e=this.$store.manifest.items[t-1].items)==null?void 0:e[0])==null?void 0:n.items)==null?void 0:r[0])==null?void 0:s.body)==null?void 0:o.items}}).filter(t=>{var i;return((i=t.items)==null?void 0:i.length)>1})}},watch:{"$store.annotations":{handler(){this.updateOverlays()},deep:!0},"$store.options.annotationId":function(t){var s;if(!this.viewer||((s=this.overlayElements.find(o=>o.classList.contains("-current")))==null||s.classList.remove("-current"),!t))return;const i=this.viewer.viewport.getBounds(),e=this.overlayElements.find(o=>o.id===t);if(!e)return;e.classList.add("-current");const r=this.viewer.getOverlayById(e).getBounds(this.viewer.viewport);i.intersection(r)||(r.x-=.03,r.y-=.03,r.width+=.06,r.height+=.06,this.viewer.viewport.fitBoundsWithConstraints(r))},"$store.options.pages":function(t,i){const e=t.length!==i.length;this.loadInfo(e)},"$store.options.view":function(){this.updateOverlays()}},mounted(){this.loadInfo(),this.$store.readyPromises.push(this.promise),this.$store.rootElement.addEventListener("keydown",this.onKeydown),this.$store.rootElement.addEventListener("keypress",this.onKeypress)},beforeUnmount(){this.viewer&&this.viewer.destroy(),this.$store.rootElement.removeEventListener("keydown",this.onKeydown),this.$store.rootElement.removeEventListener("keypress",this.onKeypress)},methods:{initViewer(t){const i=[];let e=0,n=0;const r=this.$store.isReversed?this.$store.options.pages.toReversed():this.$store.options.pages;if(r.filter(s=>s>0).forEach((s,o)=>{this.tileSources.filter(a=>a.$meta.page===s&&a.$meta.layerIndex===(this.$store.options.layers[o]||0)).forEach((a,u)=>{var v;e=e||a[this.$store.isVertical?"height":"width"];const c=a[this.$store.isVertical?"height":"width"]/e;this.$store.options.pages[0]===0&&(!this.$store.isReversed&&s===1||this.$store.isReversed&&s===this.$store.pageCount)&&(i.push({opacity:0,tileSource:a,[this.$store.isVertical?"y":"x"]:0,[this.$store.isVertical?"height":"width"]:c}),n+=1+Fn);const h={tileSource:a,[this.$store.isVertical?"y":"x"]:n,[this.$store.isVertical?"height":"width"]:c},{target:f}=((v=this.$store.manifest.items[s-1].items[0])==null?void 0:v.items[u])||{},m=Bo((f==null?void 0:f.id)||f);m?[h.x,h.y,h.width]=m.map(y=>y/e):n+=c+Fn,this.$store.options.pages[0]===0&&(!this.$store.isReversed&&s===this.$store.pageCount||this.$store.isReversed&&s===1)&&i.push({opacity:0,tileSource:a,[this.$store.isVertical?"y":"x"]:n,[this.$store.isVertical?"height":"width"]:c}),i.push(h)})}),this.viewer){this.viewer.addOnceHandler("open",()=>{if(this.viewerState.isReset||t)this.resetImage();else{if(this.viewer.viewport.applyConstraints(!0),!this.$store.options.optionsResetOnPageChange)return;this.$store.options.optionsResetOnPageChange.forEach(s=>{if(s==="filters")this.resetFilters();else if(s==="pan"){const o=this.viewer.viewport.getBounds();if(o.x<=0&&o.y<=0)return;const l=r[0]?0:1;this.viewer.viewport.panTo({x:o.x>0?o.width/2+l:this.$store.options.pan.x,y:o.y>0?o.height/2:this.$store.options.pan.y}),this.$store.updateOptions({pan:{}})}else s==="rotation"?(this.viewer.viewport.setRotation(0),this.$store.updateOptions({rotation:null})):s==="zoom"&&(this.viewer.viewport.goHome(),this.$store.updateOptions({zoom:null}))})}}),this.viewer.open(i);return}this.viewer=Mn({animationTime:.4,drawer:"canvas",element:this.$refs.image,immediateRender:this.$store.isContainerWidthAtLeast("small"),placeholderFillStyle:"grey",preserveImageSizeOnResize:!0,preserveViewport:!0,showNavigationControl:!1,showZoomControl:!1,tileSources:i,visibilityRatio:.2,...this.$store.options.viewer}),this.viewer.addHandler("canvas-key",s=>{var o;["f","F","r","R","S","W","+","=","-","_"].includes((o=s.originalEvent)==null?void 0:o.key)&&(s.preventDefaultAction=!0)}),this.viewer.gestureSettingsMouse.clickToZoom=!1,this.viewer.addHandler("animation-finish",()=>{if(this.viewerState.isReset){this.removeImageOptions();return}const s=this.viewer.viewport.getCenter();this.$store.updateOptions({pan:{x:Math.round(s.x*1e3)/1e3,y:Math.round(s.y*1e3)/1e3},zoom:Math.round(this.viewer.viewport.getZoom()*1e3)/1e3})}),this.viewer.addHandler("open",()=>{this.startLoadingWatch(),this.$store.options.pan.x!==void 0||this.$store.options.pan.y!==void 0||this.$store.options.zoom?((this.$store.options.pan.x!==void 0||this.$store.options.pan.y!==void 0)&&this.viewer.viewport.panTo({x:this.$store.options.pan.x,y:this.$store.options.pan.y},!0),this.$store.options.zoom&&this.viewer.viewport.zoomTo(this.$store.options.zoom,null,!0)):this.viewer.viewport.goHome(),this.$store.options.rotation!==null&&this.viewer.viewport.setRotation(this.$store.options.rotation),this.updateOverlays()}),this.viewer.addHandler("pan",this.updateViewerState),this.viewer.addHandler("resize",()=>{this.viewerState.isReset&&this.$nextTick(()=>this.viewer.viewport.goHome(!0)),this.updateViewerState()}),this.viewer.addHandler("rotate",this.updateViewerState),this.viewer.addHandler("zoom",this.updateViewerState),this.viewer.addHandler("tile-load-failed",s=>{this.$store.addError(`Error loading image: ${s.message}`)}),this.defaultCanvasCss=this.viewer.drawer.canvas.style.cssText,this.updateFilterStyle(),this.$api.expose(this.resetImage),this.$api.expose(this.viewer,"viewer"),this.promise.resolve()},loadInfo(t=!1){this.stopLoadingWatch(),this.avResource=null;let i,e;const n=[];this.$store.options.pages.filter(r=>r>0).forEach((r,s)=>{var a,u,c;const o=this.$store.manifest.items[r-1],l=this.$store.options.layers[s]||0;(c=(u=(a=o.items)==null?void 0:a[0])==null?void 0:u.items)==null||c.forEach((h,f)=>{var y,T,x,E,M,L,U,K;const m=((T=(y=h.body)==null?void 0:y.items)==null?void 0:T[l])||h.body;if(!m){this.$store.addError(`Resource missing for page ${r}`);return}if(["Sound","Video"].includes(m==null?void 0:m.type)){if(this.$store.options.pages[1]>-1){this.$store.updateOptions({pages:[r]});return}this.avResource={},e={format:m.format,type:m.type,url:m.id},this.$nextTick(()=>{this.avResource=e});const q=o.accompanyingCanvas||o.placeholderCanvas,Y=(L=(M=(E=(x=q==null?void 0:q.items)==null?void 0:x[0])==null?void 0:E.items)==null?void 0:M[0])==null?void 0:L.body;i=((U=Y==null?void 0:Y.items)==null?void 0:U[l])||Y}else i=m;if(i&&this.tileSources.find(q=>q.$meta.page===r&&q.$meta.itemIndex===f&&q.$meta.layerIndex===l))return;const v=((K=i==null?void 0:i.source)==null?void 0:K.service)||(i==null?void 0:i.service);if(v){const q=[].concat(v)[0],Y=q.id||q["@id"],te=`${Y}${Y.at(-1)==="/"?"":"/"}info.json`;n.push(this.$store.fetchJson(te).then(fe=>({...fe,$meta:{page:r,itemIndex:f,layerIndex:l}}),fe=>{let $;fe.response&&fe.response.statusText?$=fe.response.statusText:fe.message&&($=fe.message),this.$store.addError(`Error loading info file for page ${r}${$?`: ${$}`:""}`)}))}else i!=null&&i.id&&this.tileSources.push({$meta:{page:r,itemIndex:f,layerIndex:l},type:"image",url:i.id,width:i.width,height:i.height})}),!i&&!e&&this.$store.addError(`Image missing for page ${r}`)}),n.length?Promise.all(n).then(r=>{r.filter(Boolean).forEach(o=>{var l,a;if(this.$store.options.preferredImageFormat){const u=o.extraFormats||((a=(l=o.profile)==null?void 0:l[1])==null?void 0:a.formats);u!=null&&u.includes(this.$store.options.preferredImageFormat)&&(o.tileFormat=this.$store.options.preferredImageFormat)}this.tileSources.push(o)});const s=this.$store.options.pages.filter(o=>o>0);r.some(o=>s.includes(o==null?void 0:o.$meta.page))&&this.initViewer(t)}):i&&this.initViewer(t)},onKeydown(t){t.key==="Escape"&&this.$store.rootElement.focus(),t.key==="Home"&&this.resetImage()},onKeypress(t){if(!ms(t))switch(t.key){case"I":this.resetFilters();break;case"r":case"R":this.rotate(t);break;case"+":case"=":case"W":this.zoomIn();break;case"-":case"_":case"S":this.zoomOut();break}},removeImageOptions(){this.$store.updateOptions({pan:{},zoom:null})},resetFilters(){this.viewer.drawer.canvas.style.cssText=this.defaultCanvasCss,this.$store.updateOptions({filters:{}})},resetImage(){this.viewer.viewport.setRotation(0),this.$store.updateOptions({rotation:null}),this.viewer.viewport.goHome(),this.removeImageOptions()},rotate(t){const{viewport:i}=this.viewer,e=(i.getRotation()+90*(t&&t.shiftKey?-1:1))%360;i.setRotation(e),this.$store.updateOptions({rotation:e||null})},setFilter(t,i){const e=i.target.valueAsNumber;e===1?delete this.$store.options.filters[t]:this.$store.options.filters[t]=e,this.$store.updateOptions({filters:this.$store.options.filters}),this.updateFilterStyle()},startLoadingWatch(){this.$store.loading=0;for(let t=this.viewer.world.getItemCount()-1;t>=0;t-=1){const i=this.viewer.world.getItemAt(t);if(i&&i._tilesLoading){this.$store.loading=1;break}}this.loadingTimeout=setTimeout(this.startLoadingWatch,200)},stopLoadingWatch(){clearTimeout(this.loadingTimeout)},toggleOverlays(){this.$store.updateOptions({annotationsVisible:this.$store.options.annotationsVisible!==!1?!1:null})},updateFilterStyle(){if(!this.filtersActive)return;const t=[];Object.keys(this.$store.options.filters).forEach(e=>{t.push(`${e}(${this.$store.options.filters[e]})`)});const i=t.join(" ");this.viewer.drawer.canvas.style.cssText=`${this.defaultCanvasCss} filter: ${i}`},updateOverlays(){if(!this.viewer||!this.$store.options.pages.filter(e=>e>0).every(e=>this.tileSources.some(n=>n.$meta.page===e))||(this.viewer.clearOverlays(),this.overlayElements=[],!this.$store.annotationsActive))return;let t,i=0;this.$store.options.pages.filter(e=>e>-1).forEach((e,n)=>{var s,o,l,a;const r=this.tileSources.find(u=>u.$meta.page===(e===0?1:e)&&u.$meta.layerIndex===(this.$store.options.layers[n]||0));if(n===0){if(t=r[this.$store.isVertical?"height":"width"],e===0)return}else{const u=this.$store.options.pages[n-1],c=((s=this.$store.manifest.items[u-1])==null?void 0:s[this.$store.isVertical?"height":"width"])||t;i+=(Fn+c/t)*(this.$store.isReversed?-1:1)}(l=(o=this.$store.annotations[e])==null?void 0:o[0])!=null&&l.coords&&((a=this.$store.annotations[e])==null||a.forEach((u,c)=>{const h=document.createElement("button");h.ariaLabel=`${e}/${c}`,h.className=`tify-media-overlay${this.$store.options.annotationId===u.id?" -current":""}`,h.id=u.id,h.type="button",new Mn.MouseTracker({element:h,clickHandler:f=>{f.quick&&setTimeout(()=>this.$store.toggleAnnotationId(u.id),5)},keyDownHandler:f=>f.keyCode===13&&this.$store.toggleAnnotationId(u.id)}),this.viewer.addOverlay({element:h,location:new Mn.Rect(u.coords[0]/t+(this.$store.isVertical?0:i),u.coords[1]/t+(this.$store.isVertical?i:0),u.coords[2]/t,u.coords[3]/t)}),this.overlayElements.push(h)}))})},updateViewerState(){const t=this.viewer.viewport.getZoom();this.viewerState.isMaxZoom=t>=this.viewer.viewport.getMaxZoom(),this.viewerState.isMinZoom=t<=this.viewer.viewport.getMinZoom();const i=this.viewer.viewport.getHomeBounds(),e=this.viewer.viewport.getBounds();this.viewerState.isReset=Math.abs(i.height-e.height)<1e-9&&Math.abs(i.width-e.width)<1e-9&&Math.abs(i.x-e.x)<1e-9&&Math.abs(i.y-e.y)<1e-9},zoomIn(){this.viewer.viewport.zoomBy(ur),this.viewer.viewport.applyConstraints()},zoomOut(){this.viewer.viewport.zoomBy(1/ur),this.viewer.viewport.applyConstraints()}}},Fp={class:"tify-media","aria-live":"polite"},Lp={class:"tify-sr-only"},kp={key:0,class:"tify-media-buttons -controls"},Hp=["disabled","title","aria-label"],Bp=["disabled","title","aria-label"],zp=["disabled","title","aria-label"],Np=["title","aria-label"],Up={class:"tify-sr-only"},Vp=["disabled"],Wp=["title","aria-label"],jp={class:"tify-sr-only"},Gp={key:0},qp={class:"tify-button-list"},Zp=["aria-pressed","onClick"],Kp={class:"tify-media-buttons -pagination"},Xp=["title","aria-label","onClick"];function Yp(t,i,e,n,r,s){var K;const o=ds,l=fs,a=Dp,u=Cp,c=bp,h=_p,f=vs,m=rp,v=ip,y=$f,T=ni,x=Ho,E=ko,M=Do,L=Io,U=qf;return S(),D("section",Fp,[R("h2",Lp,z(t.$translate("Media")),1),R("div",{ref:"image",class:Pe(["tify-media-image",{"-annotations-hidden":t.$store.options.annotationsVisible===!1}])},null,2),r.viewer?(S(),D("div",kp,[R("button",{type:"button",class:"tify-media-button",disabled:r.viewerState.isMaxZoom,title:t.$translate("Zoom in"),"aria-label":t.$translate("Zoom in"),onClick:i[0]||(i[0]=q=>s.zoomIn())},[ee(o)],8,Hp),R("button",{type:"button",class:"tify-media-button",disabled:r.viewerState.isMinZoom,title:t.$translate("Zoom out"),"aria-label":t.$translate("Zoom out"),onClick:i[1]||(i[1]=q=>s.zoomOut())},[ee(l)],8,Bp),R("button",{type:"button",class:"tify-media-button",disabled:r.viewerState.isReset,title:t.$translate("Reset"),"aria-label":t.$translate("Reset"),onClick:i[2]||(i[2]=q=>s.resetImage())},[ee(a)],8,zp),R("button",{type:"button",class:Pe(["tify-media-button",{"-active":!!t.$store.options.rotation}]),title:t.$translate("Rotate"),"aria-label":t.$translate("Rotate"),onClick:i[3]||(i[3]=q=>s.rotate(q))},[ee(u)],10,Np),ee(f,{class:Pe(["tify-media-dropdown -filters",{"-active":s.filtersActive}]),alignment:"center",position:"right",label:t.$translate("Toggle image filters"),shortcut:"i"},{button:$e(()=>[ee(c)]),default:$e(()=>[R("h3",Up,z(t.$translate("Image 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