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(function(window,factory){typeof define=="function"&&define.amd?define("packery/js/rect",factory):typeof module=="object"&&module.exports?module.exports=factory():(window.Packery=window.Packery||{},window.Packery.Rect=factory())})(window,function factory(){function Rect(props){for(var prop in Rect.defaults)this[prop]=Rect.defaults[prop];for(prop in props)this[prop]=props[prop]}Rect.defaults={x:0,y:0,width:0,height:0};var proto=Rect.prototype;return proto.contains=function(rect){var otherWidth=rect.width||0,otherHeight=rect.height||0;return this.x<=rect.x&&this.y<=rect.y&&this.x+this.width>=rect.x+otherWidth&&this.y+this.height>=rect.y+otherHeight},proto.overlaps=function(rect){var thisRight=this.x+this.width,thisBottom=this.y+this.height,rectRight=rect.x+rect.width,rectBottom=rect.y+rect.height;return this.x<rectRight&&thisRight>rect.x&&this.y<rectBottom&&thisBottom>rect.y},proto.getMaximalFreeRects=function(rect){if(!this.overlaps(rect))return!1;var freeRects=[],freeRect,thisRight=this.x+this.width,thisBottom=this.y+this.height,rectRight=rect.x+rect.width,rectBottom=rect.y+rect.height;return this.y<rect.y&&(freeRect=new Rect({x:this.x,y:this.y,width:this.width,height:rect.y-this.y}),freeRects.push(freeRect)),thisRight>rectRight&&(freeRect=new Rect({x:rectRight,y:this.y,width:thisRight-rectRight,height:this.height}),freeRects.push(freeRect)),thisBottom>rectBottom&&(freeRect=new Rect({x:this.x,y:rectBottom,width:this.width,height:thisBottom-rectBottom}),freeRects.push(freeRect)),this.x<rect.x&&(freeRect=new Rect({x:this.x,y:this.y,width:rect.x-this.x,height:this.height}),freeRects.push(freeRect)),freeRects},proto.canFit=function(rect){return this.width>=rect.width&&this.height>=rect.height},Rect}),function(window,factory){if(typeof define=="function"&&define.amd)define("packery/js/packer",["./rect"],factory);else if(typeof module=="object"&&module.exports)module.exports=factory(require("./rect"));else{var Packery=window.Packery=window.Packery||{};Packery.Packer=factory(Packery.Rect)}}(window,function factory(Rect){function Packer(width,height,sortDirection){this.width=width||0,this.height=height||0,this.sortDirection=sortDirection||"downwardLeftToRight",this.reset()}var proto=Packer.prototype;proto.reset=function(){this.spaces=[];var initialSpace=new Rect({x:0,y:0,width:this.width,height:this.height});this.spaces.push(initialSpace),this.sorter=sorters[this.sortDirection]||sorters.downwardLeftToRight},proto.pack=function(rect){for(var i=0;i<this.spaces.length;i++){var space=this.spaces[i];if(space.canFit(rect)){this.placeInSpace(rect,space);break}}},proto.columnPack=function(rect){for(var i=0;i<this.spaces.length;i++){var space=this.spaces[i],canFitInSpaceColumn=space.x<=rect.x&&space.x+space.width>=rect.x+rect.width&&space.height>=rect.height-.01;if(canFitInSpaceColumn){rect.y=space.y,this.placed(rect);break}}},proto.rowPack=function(rect){for(var i=0;i<this.spaces.length;i++){var space=this.spaces[i],canFitInSpaceRow=space.y<=rect.y&&space.y+space.height>=rect.y+rect.height&&space.width>=rect.width-.01;if(canFitInSpaceRow){rect.x=space.x,this.placed(rect);break}}},proto.placeInSpace=function(rect,space){rect.x=space.x,rect.y=space.y,this.placed(rect)},proto.placed=function(rect){var revisedSpaces=[];for(var i=0;i<this.spaces.length;i++){var space=this.spaces[i],newSpaces=space.getMaximalFreeRects(rect);newSpaces?revisedSpaces.push.apply(revisedSpaces,newSpaces):revisedSpaces.push(space)}this.spaces=revisedSpaces,this.mergeSortSpaces()},proto.mergeSortSpaces=function(){Packer.mergeRects(this.spaces),this.spaces.sort(this.sorter)},proto.addSpace=function(rect){this.spaces.push(rect),this.mergeSortSpaces()},Packer.mergeRects=function(rects){var i=0,rect=rects[i];e:while(rect){var j=0,compareRect=rects[i+j];while(compareRect){if(compareRect==rect)j++;else{if(compareRect.contains(rect)){rects.splice(i,1),rect=rects[i];continue e}rect.contains(compareRect)?rects.splice(i+j,1):j++}compareRect=rects[i+j]}i++,rect=rects[i]}return rects};var sorters={downwardLeftToRight:function(a,b){return a.y-b.y||a.x-b.x},rightwardTopToBottom:function(a,b){return a.x-b.x||a.y-b.y}};return Packer}),function(window,factory){typeof define=="function"&&define.amd?define("packery/js/item",["outlayer/outlayer","./rect"],factory):typeof module=="object"&&module.exports?module.exports=factory(require("outlayer"),require("./rect")):window.Packery.Item=factory(window.Outlayer,window.Packery.Rect)}(window,function factory(Outlayer,Rect){var docElemStyle=document.documentElement.style,transformProperty=typeof docElemStyle.transform=="string"?"transform":"WebkitTransform",Item=function PackeryItem(){Outlayer.Item.apply(this,arguments)},proto=Item.prototype=Object.create(Outlayer.Item.prototype),__create=proto._create;proto._create=function(){__create.call(this),this.rect=new Rect};var _moveTo=proto.moveTo;return proto.moveTo=function(x,y){var dx=Math.abs(this.position.x-x),dy=Math.abs(this.position.y-y),canHackGoTo=this.layout.dragItemCount&&!this.isPlacing&&!this.isTransitioning&&dx<1&&dy<1;if(canHackGoTo){this.goTo(x,y);return}_moveTo.apply(this,arguments)},proto.enablePlacing=function(){this.removeTransitionStyles(),this.isTransitioning&&transformProperty&&(this.element.style[transformProperty]="none"),this.isTransitioning=!1,this.getSize(),this.layout._setRectSize(this.element,this.rect),this.isPlacing=!0},proto.disablePlacing=function(){this.isPlacing=!1},proto.removeElem=function(){this.element.parentNode.removeChild(this.element),this.layout.packer.addSpace(this.rect),this.emitEvent("remove",[this])},proto.showDropPlaceholder=function(){var dropPlaceholder=this.dropPlaceholder;dropPlaceholder||(dropPlaceholder=this.dropPlaceholder=document.createElement("div"),dropPlaceholder.className="packery-drop-placeholder",dropPlaceholder.style.position="absolute"),dropPlaceholder.style.width=this.size.width+"px",dropPlaceholder.style.height=this.size.height+"px",this.positionDropPlaceholder(),this.layout.element.appendChild(dropPlaceholder)},proto.positionDropPlaceholder=function(){this.dropPlaceholder.style[transformProperty]="translate("+this.rect.x+"px, "+this.rect.y+"px)"},proto.hideDropPlaceholder=function(){this.layout.element.removeChild(this.dropPlaceholder)},Item}),function(window,factory){typeof define=="function"&&define.amd?define("packery/js/packery",["get-size/get-size","outlayer/outlayer","./rect","./packer","./item"],factory):typeof module=="object"&&module.exports?module.exports=factory(require("get-size"),require("outlayer"),require("./rect"),require("./packer"),require("./item")):window.Packery=factory(window.getSize,window.Outlayer,window.Packery.Rect,window.Packery.Packer,window.Packery.Item)}(window,function factory(getSize,Outlayer,Rect,Packer,Item){function verticalSorter(a,b){return a.position.y-b.position.y||a.position.x-b.position.x}function horizontalSorter(a,b){return a.position.x-b.position.x||a.position.y-b.position.y}function getDistance(a,b){var dx=b.x-a.x,dy=b.y-a.y;return Math.sqrt(dx*dx+dy*dy)}Rect.prototype.canFit=function(rect){return this.width>=rect.width-1&&this.height>=rect.height-1};var Packery=Outlayer.create("packery");Packery.Item=Item;var proto=Packery.prototype;proto._create=function(){Outlayer.prototype._create.call(this),this.packer=new Packer,this.shiftPacker=new Packer,this.isEnabled=!0,this.dragItemCount=0;var _this=this;this.handleDraggabilly={dragStart:function(){_this.itemDragStart(this.element)},dragMove:function(){_this.itemDragMove(this.element,this.position.x,this.position.y)},dragEnd:function(){_this.itemDragEnd(this.element)}},this.handleUIDraggable={start:function handleUIDraggableStart(event,ui){if(!ui)return;_this.itemDragStart(event.currentTarget)},drag:function handleUIDraggableDrag(event,ui){if(!ui)return;_this.itemDragMove(event.currentTarget,ui.position.left,ui.position.top)},stop:function handleUIDraggableStop(event,ui){if(!ui)return;_this.itemDragEnd(event.currentTarget)}}},proto._resetLayout=function(){this.getSize(),this._getMeasurements();var width,height,sortDirection;this._getOption("horizontal")?(width=Infinity,height=this.size.innerHeight+this.gutter,sortDirection="rightwardTopToBottom"):(width=this.size.innerWidth+this.gutter,height=Infinity,sortDirection="downwardLeftToRight"),this.packer.width=this.shiftPacker.width=width,this.packer.height=this.shiftPacker.height=height,this.packer.sortDirection=this.shiftPacker.sortDirection=sortDirection,this.packer.reset(),this.maxY=0,this.maxX=0},proto._getMeasurements=function(){this._getMeasurement("columnWidth","width"),this._getMeasurement("rowHeight","height"),this._getMeasurement("gutter","width")},proto._getItemLayoutPosition=function(item){this._setRectSize(item.element,item.rect);if(this.isShifting||this.dragItemCount>0){var packMethod=this._getPackMethod();this.packer[packMethod](item.rect)}else this.packer.pack(item.rect);return this._setMaxXY(item.rect),item.rect},proto.shiftLayout=function(){this.isShifting=!0,this.layout(),delete this.isShifting},proto._getPackMethod=function(){return this._getOption("horizontal")?"rowPack":"columnPack"},proto._setMaxXY=function(rect){this.maxX=Math.max(rect.x+rect.width,this.maxX),this.maxY=Math.max(rect.y+rect.height,this.maxY)},proto._setRectSize=function(elem,rect){var size=getSize(elem),w=size.outerWidth,h=size.outerHeight;if(w||h)w=this._applyGridGutter(w,this.columnWidth),h=this._applyGridGutter(h,this.rowHeight);rect.width=Math.min(w,this.packer.width),rect.height=Math.min(h,this.packer.height)},proto._applyGridGutter=function(measurement,gridSize){if(!gridSize)return measurement+this.gutter;gridSize+=this.gutter;var remainder=measurement%gridSize,mathMethod=remainder&&remainder<1?"round":"ceil";return measurement=Math[mathMethod](measurement/gridSize)*gridSize,measurement},proto._getContainerSize=function(){return this._getOption("horizontal")?{width:this.maxX-this.gutter}:{height:this.maxY-this.gutter}},proto._manageStamp=function(elem){var item=this.getItem(elem),rect;if(item&&item.isPlacing)rect=item.rect;else{var offset=this._getElementOffset(elem);rect=new Rect({x:this._getOption("originLeft")?offset.left:offset.right,y:this._getOption("originTop")?offset.top:offset.bottom})}this._setRectSize(elem,rect),this.packer.placed(rect),this._setMaxXY(rect)},proto.sortItemsByPosition=function(){var sorter=this._getOption("horizontal")?horizontalSorter:verticalSorter;this.items.sort(sorter)},proto.fit=function(elem,x,y){var item=this.getItem(elem);if(!item)return;this.stamp(item.element),item.enablePlacing(),this.updateShiftTargets(item),x=x===undefined?item.rect.x:x,y=y===undefined?item.rect.y:y,this.shift(item,x,y),this._bindFitEvents(item),item.moveTo(item.rect.x,item.rect.y),this.shiftLayout(),this.unstamp(item.element),this.sortItemsByPosition(),item.disablePlacing()},proto._bindFitEvents=function(item){function onLayout(){ticks++;if(ticks!=2)return;_this.dispatchEvent("fitComplete",null,[item])}var _this=this,ticks=0;item.once("layout",onLayout),this.once("layoutComplete",onLayout)},proto.resize=function(){if(!this.isResizeBound||!this.needsResizeLayout())return;this.options.shiftPercentResize?this.resizeShiftPercentLayout():this.layout()},proto.needsResizeLayout=function(){var size=getSize(this.element),innerSize=this._getOption("horizontal")?"innerHeight":"innerWidth";return size[innerSize]!=this.size[innerSize]},proto.resizeShiftPercentLayout=function(){var items=this._getItemsForLayout(this.items),isHorizontal=this._getOption("horizontal"),coord=isHorizontal?"y":"x",measure=isHorizontal?"height":"width",segmentName=isHorizontal?"rowHeight":"columnWidth",innerSize=isHorizontal?"innerHeight":"innerWidth",previousSegment=this[segmentName];previousSegment=previousSegment&&previousSegment+this.gutter;if(previousSegment){this._getMeasurements();var currentSegment=this[segmentName]+this.gutter;items.forEach(function(item){var seg=Math.round(item.rect[coord]/previousSegment);item.rect[coord]=seg*currentSegment})}else{var currentSize=getSize(this.element)[innerSize]+this.gutter,previousSize=this.packer[measure];items.forEach(function(item){item.rect[coord]=item.rect[coord]/previousSize*currentSize})}this.shiftLayout()},proto.itemDragStart=function(elem){if(!this.isEnabled)return;this.stamp(elem);var item=this.getItem(elem);if(!item)return;item.enablePlacing(),item.showDropPlaceholder(),this.dragItemCount++,this.updateShiftTargets(item)},proto.updateShiftTargets=function(dropItem){this.shiftPacker.reset(),this._getBoundingRect();var isOriginLeft=this._getOption("originLeft"),isOriginTop=this._getOption("originTop");this.stamps.forEach(function(stamp){var item=this.getItem(stamp);if(item&&item.isPlacing)return;var offset=this._getElementOffset(stamp),rect=new Rect({x:isOriginLeft?offset.left:offset.right,y:isOriginTop?offset.top:offset.bottom});this._setRectSize(stamp,rect),this.shiftPacker.placed(rect)},this);var isHorizontal=this._getOption("horizontal"),segmentName=isHorizontal?"rowHeight":"columnWidth",measure=isHorizontal?"height":"width";this.shiftTargetKeys=[],this.shiftTargets=[];var boundsSize,segment=this[segmentName];segment=segment&&segment+this.gutter;if(segment){var segmentSpan=Math.ceil(dropItem.rect[measure]/segment),segs=Math.floor((this.shiftPacker[measure]+this.gutter)/segment);boundsSize=(segs-segmentSpan)*segment;for(var i=0;i<segs;i++)this._addShiftTarget(i*segment,0,boundsSize)}else boundsSize=this.shiftPacker[measure]+this.gutter-dropItem.rect[measure],this._addShiftTarget(0,0,boundsSize);var items=this._getItemsForLayout(this.items),packMethod=this._getPackMethod();items.forEach(function(item){var rect=item.rect;this._setRectSize(item.element,rect),this.shiftPacker[packMethod](rect),this._addShiftTarget(rect.x,rect.y,boundsSize);var cornerX=isHorizontal?rect.x+rect.width:rect.x,cornerY=isHorizontal?rect.y:rect.y+rect.height;this._addShiftTarget(cornerX,cornerY,boundsSize);if(segment){var segSpan=Math.round(rect[measure]/segment);for(var i=1;i<segSpan;i++){var segX=isHorizontal?cornerX:rect.x+segment*i,segY=isHorizontal?rect.y+segment*i:cornerY;this._addShiftTarget(segX,segY,boundsSize)}}},this)},proto._addShiftTarget=function(x,y,boundsSize){var checkCoord=this._getOption("horizontal")?y:x;if(checkCoord!==0&&checkCoord>boundsSize)return;var key=x+","+y,hasKey=this.shiftTargetKeys.indexOf(key)!=-1;if(hasKey)return;this.shiftTargetKeys.push(key),this.shiftTargets.push({x:x,y:y})},proto.shift=function(item,x,y){var shiftPosition,minDistance=Infinity,position={x:x,y:y};this.shiftTargets.forEach(function(target){var distance=getDistance(target,position);distance<minDistance&&(shiftPosition=target,minDistance=distance)}),item.rect.x=shiftPosition.x,item.rect.y=shiftPosition.y};var DRAG_THROTTLE_TIME=120;proto.itemDragMove=function(elem,x,y){function onDrag(){_this.shift(item,x,y),item.positionDropPlaceholder(),_this.layout()}var item=this.isEnabled&&this.getItem(elem);if(!item)return;x-=this.size.paddingLeft,y-=this.size.paddingTop;var _this=this,now=new Date;this._itemDragTime&&now-this._itemDragTime<DRAG_THROTTLE_TIME?(clearTimeout(this.dragTimeout),this.dragTimeout=setTimeout(onDrag,DRAG_THROTTLE_TIME)):(onDrag(),this._itemDragTime=now)},proto.itemDragEnd=function(elem){function onDragEndLayoutComplete(){completeCount++;if(completeCount!=2)return;item.element.classList.remove("is-positioning-post-drag"),item.hideDropPlaceholder(),_this.dispatchEvent("dragItemPositioned",null,[item])}var item=this.isEnabled&&this.getItem(elem);if(!item)return;clearTimeout(this.dragTimeout),item.element.classList.add("is-positioning-post-drag");var completeCount=0,_this=this;item.once("layout",onDragEndLayoutComplete),this.once("layoutComplete",onDragEndLayoutComplete),item.moveTo(item.rect.x,item.rect.y),this.layout(),this.dragItemCount=Math.max(0,this.dragItemCount-1),this.sortItemsByPosition(),item.disablePlacing(),this.unstamp(item.element)},proto.bindDraggabillyEvents=function(draggie){this._bindDraggabillyEvents(draggie,"on")},proto.unbindDraggabillyEvents=function(draggie){this._bindDraggabillyEvents(draggie,"off")},proto._bindDraggabillyEvents=function(draggie,method){var handlers=this.handleDraggabilly;draggie[method]("dragStart",handlers.dragStart),draggie[method]("dragMove",handlers.dragMove),draggie[method]("dragEnd",handlers.dragEnd)},proto.bindUIDraggableEvents=function($elems){this._bindUIDraggableEvents($elems,"on")},proto.unbindUIDraggableEvents=function($elems){this._bindUIDraggableEvents($elems,"off")},proto._bindUIDraggableEvents=function($elems,method){var handlers=this.handleUIDraggable;$elems[method]("dragstart",handlers.start)[method]("drag",handlers.drag)[method]("dragstop",handlers.stop)};var _destroy=proto.destroy;return proto.destroy=function(){_destroy.apply(this,arguments),this.isEnabled=!1},Packery.Rect=Rect,Packery.Packer=Packer,Packery}),function(window,factory){typeof define=="function"&&define.amd?define(["isotope-layout/js/layout-mode","packery/js/packery"],factory):typeof module=="object"&&module.exports?module.exports=factory(require("isotope-layout/js/layout-mode"),require("packery")):factory(window.Isotope.LayoutMode,window.Packery)}(window,function factor(LayoutMode,Packery){var PackeryMode=LayoutMode.create("packery"),proto=PackeryMode.prototype,keepModeMethods={_getElementOffset:!0,_getMeasurement:!0};for(var method in Packery.prototype)keepModeMethods[method]||(proto[method]=Packery.prototype[method]);var _resetLayout=proto._resetLayout;proto._resetLayout=function(){this.packer=this.packer||new Packery.Packer,this.shiftPacker=this.shiftPacker||new Packery.Packer,_resetLayout.apply(this,arguments)};var _getItemLayoutPosition=proto._getItemLayoutPosition;proto._getItemLayoutPosition=function(item){return item.rect=item.rect||new Packery.Rect,_getItemLayoutPosition.call(this,item)};var _needsResizeLayout=proto.needsResizeLayout;proto.needsResizeLayout=function(){return this._getOption("horizontal")?this.needsVerticalResizeLayout():_needsResizeLayout.call(this)};var _getOption=proto._getOption;return proto._getOption=function(option){return option=="horizontal"?this.options.isHorizontal!==undefined?this.options.isHorizontal:this.options.horizontal:_getOption.apply(this.isotope,arguments)},PackeryMode})
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