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i=this.getPublicInstance();i.setBeforeZoom(this.options.beforeZoom),i.setOnZoom(this.options.onZoom),i.setBeforePan(this.options.beforePan),i.setOnPan(this.options.onPan),i.setOnUpdatedCTM(this.options.onUpdatedCTM),this.options.controlIconsEnabled&&Y.enable(this),this.lastMouseWheelEventTime=Date.now(),this.setupHandlers()};c.prototype.setupHandlers=function(){var t=this,e=null;if(this.eventListeners={mousedown:function(s){var r=t.handleMouseDown(s,e);return e=s,r},touchstart:function(s){var r=t.handleMouseDown(s,e);return e=s,r},mouseup:function(s){return t.handleMouseUp(s)},touchend:function(s){return t.handleMouseUp(s)},mousemove:function(s){return t.handleMouseMove(s)},touchmove:function(s){return t.handleMouseMove(s)},mouseleave:function(s){return t.handleMouseUp(s)},touchleave:function(s){return t.handleMouseUp(s)},touchcancel:function(s){return t.handleMouseUp(s)}},this.options.customEventsHandler!=null){this.options.customEventsHandler.init({svgElement:this.svg,eventsListenerElement:this.options.eventsListenerElement,instance:this.getPublicInstance()});var o=this.options.customEventsHandler.haltEventListeners;if(o&&o.length)for(var n=o.length-1;n>=0;n--)this.eventListeners.hasOwnProperty(o[n])&&delete this.eventListeners[o[n]]}for(var i in this.eventListeners)(this.options.eventsListenerElement||this.svg).addEventListener(i,this.eventListeners[i],this.options.preventMouseEventsDefault?!1:vt);this.options.mouseWheelZoomEnabled&&(this.options.mouseWheelZoomEnabled=!1,this.enableMouseWheelZoom())};c.prototype.enableMouseWheelZoom=function(){if(!this.options.mouseWheelZoomEnabled){var t=this;this.wheelListener=function(o){return t.handleMouseWheel(o)};var 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i=this.svg.getScreenCTM().inverse(),s=x.getEventPoint(t,this.svg).matrixTransform(i),r=Math.pow(1+this.options.zoomScaleSensitivity,-1*e);this.zoomAtPoint(r,s)}};c.prototype.zoomAtPoint=function(t,e,o){var n=this.viewport.getOriginalState();o?(t=Math.max(this.options.minZoom*n.zoom,Math.min(this.options.maxZoom*n.zoom,t)),t=t/this.getZoom()):this.getZoom()*t<this.options.minZoom*n.zoom?t=this.options.minZoom*n.zoom/this.getZoom():this.getZoom()*t>this.options.maxZoom*n.zoom&&(t=this.options.maxZoom*n.zoom/this.getZoom());var i=this.viewport.getCTM(),s=e.matrixTransform(i.inverse()),r=this.svg.createSVGMatrix().translate(s.x,s.y).scale(t).translate(-s.x,-s.y),a=i.multiply(r);a.a!==i.a&&this.viewport.setCTM(a)};c.prototype.zoom=function(t,e){this.zoomAtPoint(t,x.getSvgCenterPoint(this.svg,this.width,this.height),e)};c.prototype.publicZoom=function(t,e){e&&(t=this.computeFromRelativeZoom(t)),this.zoom(t,e)};c.prototype.publicZoomAtPoint=function(t,e,o){if(o&&(t=this.computeFromRelativeZoom(t)),S.getType(e)!=="SVGPoint")if("x"in e&&"y"in e)e=x.createSVGPoint(this.svg,e.x,e.y);else throw new Error("Given point is invalid");this.zoomAtPoint(t,e,o)};c.prototype.getZoom=function(){return this.viewport.getZoom()};c.prototype.getRelativeZoom=function(){return this.viewport.getRelativeZoom()};c.prototype.computeFromRelativeZoom=function(t){return t*this.viewport.getOriginalState().zoom};c.prototype.resetZoom=function(){var t=this.viewport.getOriginalState();this.zoom(t.zoom,!0)};c.prototype.resetPan=function(){this.pan(this.viewport.getOriginalState())};c.prototype.reset=function(){this.resetZoom(),this.resetPan()};c.prototype.handleDblClick=function(t){if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),this.options.controlIconsEnabled){var e=t.target.getAttribute("class")||"";if(e.indexOf("svg-pan-zoom-control")>-1)return!1}var o;t.shiftKey?o=1/((1+this.options.zoomScaleSensitivity)*2):o=(1+this.options.zoomScaleSensitivity)*2;var n=x.getEventPoint(t,this.svg).matrixTransform(this.svg.getScreenCTM().inverse());this.zoomAtPoint(o,n)};c.prototype.handleMouseDown=function(t,e){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),S.mouseAndTouchNormalize(t,this.svg),this.options.dblClickZoomEnabled&&S.isDblClick(t,e)?this.handleDblClick(t):(this.state="pan",this.firstEventCTM=this.viewport.getCTM(),this.stateOrigin=x.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()))};c.prototype.handleMouseMove=function(t){if(this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),this.state==="pan"&&this.options.panEnabled){var e=x.getEventPoint(t,this.svg).matrixTransform(this.firstEventCTM.inverse()),o=this.firstEventCTM.translate(e.x-this.stateOrigin.x,e.y-this.stateOrigin.y);this.viewport.setCTM(o)}};c.prototype.handleMouseUp=function(t){this.options.preventMouseEventsDefault&&(t.preventDefault?t.preventDefault():t.returnValue=!1),this.state==="pan"&&(this.state="none")};c.prototype.fit=function(){var t=this.viewport.getViewBox(),e=Math.min(this.width/t.width,this.height/t.height);this.zoom(e,!0)};c.prototype.contain=function(){var t=this.viewport.getViewBox(),e=Math.max(this.width/t.width,this.height/t.height);this.zoom(e,!0)};c.prototype.center=function(){var t=this.viewport.getViewBox(),e=(this.width-(t.width+t.x*2)*this.getZoom())*.5,o=(this.height-(t.height+t.y*2)*this.getZoom())*.5;this.getPublicInstance().pan({x:e,y:o})};c.prototype.updateBBox=function(){this.viewport.simpleViewBoxCache()};c.prototype.pan=function(t){var 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this.eventListeners)(this.options.eventsListenerElement||this.svg).removeEventListener(e,this.eventListeners[e],this.options.preventMouseEventsDefault?!1:vt);this.disableMouseWheelZoom(),this.getPublicInstance().disableControlIcons(),this.reset(),Z=Z.filter(function(o){return o.svg!==t.svg}),delete this.options,delete this.viewport,delete this.publicInstance,delete this.pi,this.getPublicInstance=function(){return null}};c.prototype.getPublicInstance=function(){var t=this;return this.publicInstance||(this.publicInstance=this.pi={enablePan:function(){return t.options.panEnabled=!0,t.pi},disablePan:function(){return t.options.panEnabled=!1,t.pi},isPanEnabled:function(){return!!t.options.panEnabled},pan:function(e){return t.pan(e),t.pi},panBy:function(e){return t.panBy(e),t.pi},getPan:function(){return t.getPan()},setBeforePan:function(e){return t.options.beforePan=e===null?null:S.proxy(e,t.publicInstance),t.pi},setOnPan:function(e){return t.options.onPan=e===null?null:S.proxy(e,t.publicInstance),t.pi},enableZoom:function(){return t.options.zoomEnabled=!0,t.pi},disableZoom:function(){return t.options.zoomEnabled=!1,t.pi},isZoomEnabled:function(){return!!t.options.zoomEnabled},enableControlIcons:function(){return t.options.controlIconsEnabled||(t.options.controlIconsEnabled=!0,Y.enable(t)),t.pi},disableControlIcons:function(){return t.options.controlIconsEnabled&&(t.options.controlIconsEnabled=!1,Y.disable(t)),t.pi},isControlIconsEnabled:function(){return!!t.options.controlIconsEnabled},enableDblClickZoom:function(){return t.options.dblClickZoomEnabled=!0,t.pi},disableDblClickZoom:function(){return t.options.dblClickZoomEnabled=!1,t.pi},isDblClickZoomEnabled:function(){return!!t.options.dblClickZoomEnabled},enableMouseWheelZoom:function(){return t.enableMouseWheelZoom(),t.pi},disableMouseWheelZoom:function(){return 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