!function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e(require("angular")):"function"==typeof define&&define.amd?define(["angular"],e):"object"==typeof exports?exports.AngularDragDrop=e(require("angular")):t.AngularDragDrop=e(t.angular)}(this,function(t){return function(t){function e(a){if(r[a])return r[a].exports;var n=r[a]={exports:{},id:a,loaded:!1};return t[a].call(n.exports,n,n.exports,e),n.loaded=!0,n.exports}var r={};return e.m=t,e.c=r,e.p="",e(0)}([function(t,e,r){function a(t){var e=t.find("body");return e.length?e:t}var n=r(1);t.exports="filearts.dragDrop";var o=n.module(t.exports,[]),d='.drag-active .drop-container{position:relative}.drag-active .drop-container *{pointer-events:none}.drag-active .drop-container:before{position:absolute;top:0;right:0;bottom:0;left:0;z-index:9999;content:""}';o.factory("dragContext",[function(){function t(){return n.extend(r,{data:null,reset:t,start:e})}function e(t){return r.data=t,t}var r={};return t()}]),o.run(["$document","$rootElement","$timeout",function(t,e,r){function n(){i()}function o(){i()}function i(){r(function(){var t=a(e);t.removeClass("drag-active")})}function l(t,e){e||(e=document);var r=e.head||e.getElementsByTagName("head")[0];if(!r){r=e.createElement("head");var a=e.body||e.getElementsByTagName("body")[0];a?a.parentNode.insertBefore(r,a):e.documentElement.appendChild(r)}var n=e.createElement("style");return n.type="text/css",n.styleSheet?n.styleSheet.cssText=t:n.appendChild(e.createTextNode(t)),r.appendChild(n),n}t[0].addEventListener("dragend",n,!0),t[0].addEventListener("drop",o,!0),l(d,t[0])}]),o.directive("dragContainer",["$rootElement","$parse","$timeout","dragContext",function(t,e,r,n){return{restrict:"A",link:function(o,d,i){function l(e){if(r(function(){var e=a(t);e.addClass("drag-active")},0,!1),n.start(i.dragData?o.$eval(i.dragData):d),d.addClass("drag-container-active"),g){var l={$event:e,$dragData:n.data};o.$apply(function(){g(o,l)})}var s=e.originalEvent||e;s.dataTransfer&&(s.dataTransfer.items&&s.dataTransfer.items.length||s.dataTransfer.files&&s.dataTransfer.files.length||s.dataTransfer.setData("text",""))}function s(e){if(r(function(){var e=a(t);e.removeClass("drag-active")},0,!1),n.reset(),d.removeClass("drag-container-active"),c){var i={$event:e,$dragData:n.data};o.$apply(function(){c(o,i)})}n.lastTarget&&n.lastTarget.$attrs.$removeClass("drag-over")}var g=i.onDragStart?e(i.onDragStart):null,c=i.onDragEnd?e(i.onDragEnd):null;i.$addClass("drag-container"),o.$watch(i.dragContainer,function(t){i.$set("draggable","undefined"==typeof t||t)}),d.on("dragstart",l),d.on("dragend",s)}}}]),o.directive("dropContainer",["$document","$parse","$window","dragContext",function(t,e,r,a){function o(t){return t[0]||t}function d(e){e=o(e);var a=e.getBoundingClientRect();return{width:Math.round(n.isNumber(a.width)?a.width:e.offsetWidth),height:Math.round(n.isNumber(a.height)?a.height:e.offsetHeight),top:Math.round(a.top+(r.pageYOffset||t[0].documentElement.scrollTop)),left:Math.round(a.left+(r.pageXOffset||t[0].documentElement.scrollLeft))}}return{restrict:"A",require:"dropContainer",controller:"DropContainerController",controllerAs:"dropContainer",link:function(t,r,o,i){function l(e){a.lastTarget&&a.lastTarget!==r&&a.lastTarget.$attrs.$removeClass("drag-over"),a.lastTarget={$attrs:o,$element:r};var n={$event:e,$dragData:a.data};p(t,n)&&(e.preventDefault(),o.$addClass("drag-over"),u&&t.$apply(function(){u(t,n)}))}function s(e){var l={$event:e,$dragData:a.data};if(p(t,l)){e.preventDefault();var s=d(r);o.$addClass("drag-over");var g=Number.MAX_VALUE,c=s.width,u=s.height,v=e.pageX-s.left,h=e.pageY-s.top,$=i.lastTarget;n.forEach(i.targets,function(t,e){var r=c/2,a=u/2;e.indexOf("left")>=0&&(r=1*c/4),e.indexOf("top")>=0&&(a=1*u/4),e.indexOf("right")>=0&&(r=3*c/4),e.indexOf("bottom")>=0&&(a=3*u/4);var n=Math.pow(r-v,2)+Math.pow(a-h,2);n<g&&($=t,g=n)}),t.$apply(function(){f&&f(t,l),$&&($!==i.lastTarget&&(i.lastTarget&&o.$removeClass("drop-container-"+i.lastTarget.anchor),o.$addClass("drop-container-"+$.anchor),i.lastTarget&&i.lastTarget.handleDragLeave(e,l),$.handleDragEnter(e,l),i.lastTarget=$),$.handleDragOver(e))})}}function g(e){o.$removeClass("drag-over");var r={$event:e,$dragData:a.data};t.$apply(function(){v&&v(t,r),i.lastTarget&&i.lastTarget.handleDragLeave(e,r),i.lastTarget&&(o.$removeClass("drop-container-"+i.lastTarget.anchor),i.lastTarget=null)})}function c(e){a.lastTarget&&a.lastTarget.$attrs.$removeClass("drag-over");var r={$event:e,$dragData:a.data};p(t,r)&&(e.preventDefault(),a.reset(),t.$apply(function(){h&&h(t,r),i.lastTarget&&i.lastTarget.handleDrop(e,r)})),i.lastTarget&&o.$removeClass("drop-container-"+i.lastTarget.anchor),i.lastTarget=null}var p=o.dropAccepts?e(o.dropAccepts):function(t,e){return"undefined"!=typeof e.$dragData},u=o.onDragEnter?e(o.onDragEnter):null,f=o.onDragOver?e(o.onDragOver):null,v=o.onDragLeave?e(o.onDragLeave):null,h=o.onDrop?e(o.onDrop):null;o.$addClass("drop-container"),r.on("dragover",s),r.on("dragenter",l),r.on("dragleave",g),r.on("drop",c)}}}]),o.controller("DropContainerController",[function(){var t=this,e="center top top-right right bottom-right bottom bottom-left left top-left".split(" ");t.targets={},t.lastTarget=null,t.attach=function(r){var a=r.anchor;if(e.indexOf(a)<0)throw new Error("Invalid drop target anchor `"+a+"`.");return t.targets[a]=r,r},t.detach=function(r){var a=r.anchor;if(e.indexOf(a)<0)throw new Error("Invalid drop target anchor `"+a+"`.");if(!t.targets[a]===r)throw new Error("The indicated drop target is not attached at the anchor `"+a+"`.");return delete t.targets[a],r}}]),o.directive("dropTarget",["$parse",function(t){return{restrict:"A",require:["^dropContainer","dropTarget"],scope:!0,bindToController:{anchor:"@dropTarget"},controller:n.noop,controllerAs:"dropTarget",link:function(e,r,a,o){var d=o[0],i=o[1];a.$addClass("drop-target"),i.$attrs=a,i.$scope=e,a.$addClass("drop-target drop-target-"+i.anchor),d.attach(i);var l=i.$attrs.onDragEnter?t(i.$attrs.onDragEnter):n.noop,s=i.$attrs.onDragLeave?t(i.$attrs.onDragLeave):n.noop,g=i.$attrs.onDragOver?t(i.$attrs.onDragOver):n.noop,c=i.$attrs.onDrop?t(i.$attrs.onDrop):n.noop;i.handleDragEnter=function(t,e){l(i.$scope,e)},i.handleDragLeave=function(t,e){s(i.$scope,e)},i.handleDragOver=function(t,e){g(i.$scope,e)},i.handleDrop=function(t,e){c(i.$scope,e)},e.$on("$destroy",function(){d.detach(i)})}}}])},function(e,r){e.exports=t}])});