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e=this.stageDOM=E.ifdef(this.stageDOM,this.parentElement[0]);e&&(e.addEventListener("mousemove",this.events.mousemove=this.mouseMove.bind(this),!1),e.addEventListener("mousedown",this.events.mousedown=this.mouseDown.bind(this),!1),e.addEventListener("mouseup",this.events.mouseup=this.mouseUp.bind(this),!1),e.addEventListener("touchmove",this.events.mousemove=this.mouseMove.bind(this),!1),e.addEventListener("touchstart",this.events.mousedown=this.mouseDown.bind(this),!1),e.addEventListener("touchend",this.events.mouseup=this.mouseUp.bind(this),!1),e.addEventListener("dblclick",this.events.dblclick=this.dblclick.bind(this),!1),e.addEventListener("scroll",this.events.scroll=this.onScroll.bind(this),!1),e.addEventListener("mousewheel",this.events.mousewheel=this.mouseWheel.bind(this),!1),e.addEventListener("DOMMouseScroll",this.events.mousewheel=this.mouseWheel.bind(this),!1)),this.startTouches=null,this.lastScale=null,this.startPoint=null}},{key:"refresh",value:function(){}},{key:"reset",value:function(){}},{key:"eventToPoint",value:function(e){var t={x:e.clientX,y:e.clientY};return t.x=t.x-this.app.viewerContainer[0].getBoundingClientRect().left,t.y=t.y-this.app.viewerContainer[0].getBoundingClientRect().top,{raw:t}}},{key:"mouseMove",value:function(e){e=E.fixMouseEvent(e),this.pinchMove(e),!0===this.pinchZoomDirty&&e.preventDefault(),this.startPoint&&!0!=this.pinchZoomDirty&&(this.pan(this.eventToPoint(e)),e.preventDefault())}},{key:"mouseDown",value:function(e){e=E.fixMouseEvent(e),this.pinchDown(e),this.startPoint=this.eventToPoint(e)}},{key:"mouseUp",value:function(e){e=E.fixMouseEvent(e),!0===this.pinchZoomDirty&&e.preventDefault();var t=this.eventToPoint(e),i=e.target||e.originalTarget,n=this.startPoint&&t.x===this.startPoint.x&&t.y===this.startPoint.y&&"A"!==i.nodeName;!0===e.ctrlKey&&n&&this.zoomOnPoint(t),this.pinchUp(e),this.startPoint=null}},{key:"pinchDown",value:function(e){null!=e.touches&&2==e.touches.length&&null==this.startTouches&&(this.startTouches=E.getTouches(e),this.app.viewer.zoomCenter=E.getVectorAvg(E.getTouches(e,this.parentElement.offset())),this.lastScale=1)}},{key:"pinchUp",value:function(e){null!=e.touches&&e.touches.length<2&&!0==this.pinchZoomDirty&&(this.app.viewer.lastScale=this.lastScale,this.app.container.removeClass("df-pinch-zoom"),this.updateTemporaryScale(!0),this.app.zoom(),this.lastScale=null,this.app.viewer.canSwipe=!1,this.pinchZoomDirty=!1,this.app.viewer._pinchZoomLastScale=null,this.startTouches=null)}},{key:"pinchMove",value:function(e){if(null!=e.touches&&2==e.touches.length&&null!=this.startTouches){this.pinchZoomDirty=!0,this.app.container.addClass("df-pinch-zoom");var t=E.calculateScale(this.startTouches,E.getTouches(e));this.lastScale,this.lastScale=t,this.app.viewer.pinchZoomUpdateScale=E.limitAt(t,this.app.viewer.minZoom/this.app.zoomValue,this.app.viewer.maxZoom/this.app.zoomValue),this.app.viewer._pinchZoomLastScale!=this.app.viewer.pinchZoomUpdateScale&&(this.app.viewer.pinchZoomRequestStatus=p.REQUEST_STATUS.ON,this.app.viewer._pinchZoomLastScale=this.app.viewer.pinchZoomUpdateScale),e.preventDefault();return}}},{key:"updateTemporaryScale",value:function(){var e=arguments.length>0&&void 0!==arguments[0]&&arguments[0];if(!0===e)this.parentElement[0].style.transform="none";else if(this.app.viewer.zoomCenter){var t=this.app.viewer.pinchZoomUpdateScale;this.parentElement[0].style.transformOrigin=this.app.viewer.zoomCenter.x+"px "+this.app.viewer.zoomCenter.y+"px",this.parentElement[0].style.transform="scale3d("+t+","+t+",1)"}}},{key:"pan",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];this.panRequestStatus=p.REQUEST_STATUS.ON,E.pan(this,e,t)}},{key:"updatePan",value:function(){this.element.css({transform:"translate3d("+this.left+"px,"+this.top+"px,0)"})}},{key:"dblclick",value:function(e){}},{key:"onScroll",value:function(e){}},{key:"mouseWheel",value:function(e){var t=this.app,i=E.getMouseDelta(e),n=!0===e.ctrlKey,o=t.options.mouseScrollAction===p.MOUSE_SCROLL_ACTIONS.ZOOM&&(!0===t.options.isLightBox||!0===t.isFullscreen);n||o?(i>0||i<0)&&(e.preventDefault(),t.viewer.zoomCenter=this.eventToPoint(e).raw,t.zoom(i),t.ui.update()):t.options.mouseScrollAction===p.MOUSE_SCROLL_ACTIONS.NAV&&(i>0?t.next():i<0&&t.prev())}},{key:"zoomOnPoint",value:function(e){this.app.viewer.zoomCenter=e.raw,this.app.zoom(1)}},{key:"getVisiblePages",value:function(){return this.visiblePagesCache=[],{main:this.visiblePagesCache,buffer:[]}}},{key:"getBasePage",value:function(){return this.app.currentPageNumber}},{key:"isFirstPage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),1===e}},{key:"isLastPage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),e===this.app.pageCount}},{key:"isEdgePage",value:function(e){return void 0===e&&(e=this.app.currentPageNumber),1===e||e===this.app.pageCount}},{key:"checkRequestQueue",value:function(){var e=p.REQUEST_STATUS;this.panRequestStatus===e.ON&&(this.updatePan(),this.panRequestStatus=e.OFF),this.app.viewer.pinchZoomRequestStatus===e.ON&&(this.app.viewer.updateTemporaryScale(),this.app.viewer.pinchZoomRequestStatus=e.OFF)}},{key:"isAnimating",value:function(){return!1}},{key:"updatePendingStatusClass",value:function(e){void 0===e&&(e=this.isAnimating()),this.app.container.toggleClass("df-pending",e)}},{key:"initPages",value:function(){}},{key:"resize",value:function(){}},{key:"determinePageMode",value:function(){}},{key:"zoom",value:function(){}},{key:"gotoPageCallBack",value:function(){this.requestRefresh()}},{key:"requestRefresh",value:function(){var e=!(arguments.length>0)||void 0===arguments[0]||arguments[0];this.app.refreshRequestStatus=!0===e?p.REQUEST_STATUS.ON:p.REQUEST_STATUS.OFF}},{key:"getPageByNumber",value:function(e){var t=this.pages,i=void 0;if(this.app.isValidPage(e)){for(var n=0;n1&&void 0!==arguments[1]&&arguments[1],i=this.getPageByNumber(e);if(void 0!==i)return void 0===i.annotationElement&&(i.annotationElement=S("