11 lines
6.1 KiB
JavaScript
11 lines
6.1 KiB
JavaScript
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/*!
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* jQuery UI Droppable 1.11.4
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* http://jqueryui.com
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*
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* Copyright jQuery Foundation and other contributors
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* Released under the MIT license.
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* http://jquery.org/license
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*
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* http://api.jqueryui.com/droppable/
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*/
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!function(a){"function"==typeof define&&define.amd?define(["jquery","./core","./widget","./mouse","./draggable"],a):a(jQuery)}(function(a){return a.widget("ui.droppable",{version:"1.11.4",widgetEventPrefix:"drop",options:{accept:"*",activeClass:!1,addClasses:!0,greedy:!1,hoverClass:!1,scope:"default",tolerance:"intersect",activate:null,deactivate:null,drop:null,out:null,over:null},_create:function(){var b,c=this.options,d=c.accept;this.isover=!1,this.isout=!0,this.accept=a.isFunction(d)?d:function(a){return a.is(d)},this.proportions=function(){return arguments.length?void(b=arguments[0]):b?b:b={width:this.element[0].offsetWidth,height:this.element[0].offsetHeight}},this._addToManager(c.scope),c.addClasses&&this.element.addClass("ui-droppable")},_addToManager:function(b){a.ui.ddmanager.droppables[b]=a.ui.ddmanager.droppables[b]||[],a.ui.ddmanager.droppables[b].push(this)},_splice:function(a){for(var b=0;b<a.length;b++)a[b]===this&&a.splice(b,1)},_destroy:function(){var b=a.ui.ddmanager.droppables[this.options.scope];this._splice(b),this.element.removeClass("ui-droppable ui-droppable-disabled")},_setOption:function(b,c){if("accept"===b)this.accept=a.isFunction(c)?c:function(a){return a.is(c)};else if("scope"===b){var d=a.ui.ddmanager.droppables[this.options.scope];this._splice(d),this._addToManager(c)}this._super(b,c)},_activate:function(b){var c=a.ui.ddmanager.current;this.options.activeClass&&this.element.addClass(this.options.activeClass),c&&this._trigger("activate",b,this.ui(c))},_deactivate:function(b){var c=a.ui.ddmanager.current;this.options.activeClass&&this.element.removeClass(this.options.activeClass),c&&this._trigger("deactivate",b,this.ui(c))},_over:function(b){var c=a.ui.ddmanager.current;c&&(c.currentItem||c.element)[0]!==this.element[0]&&this.accept.call(this.element[0],c.currentItem||c.element)&&(this.options.hoverClass&&this.element.addClass(this.options.hoverClass),this._trigger("over",b,this.ui(c)))},_out:function(b){var c=a.ui.ddmanager.current;c&&(c.currentItem||c.element)[0]!==this.element[0]&&this.accept.call(this.element[0],c.currentItem||c.element)&&(this.options.hoverClass&&this.element.removeClass(this.options.hoverClass),this._trigger("out",b,this.ui(c)))},_drop:function(b,c){var d=c||a.ui.ddmanager.current,e=!1;return d&&(d.currentItem||d.element)[0]!==this.element[0]?(this.element.find(":data(ui-droppable)").not(".ui-draggable-dragging").each(function(){var c=a(this).droppable("instance");return c.options.greedy&&!c.options.disabled&&c.options.scope===d.options.scope&&c.accept.call(c.element[0],d.currentItem||d.element)&&a.ui.intersect(d,a.extend(c,{offset:c.element.offset()}),c.options.tolerance,b)?(e=!0,!1):void 0}),e?!1:this.accept.call(this.element[0],d.currentItem||d.element)?(this.options.activeClass&&this.element.removeClass(this.options.activeClass),this.options.hoverClass&&this.element.removeClass(this.options.hoverClass),this._trigger("drop",b,this.ui(d)),this.element):!1):!1},ui:function(a){return{draggable:a.currentItem||a.element,helper:a.helper,position:a.position,offset:a.positionAbs}}}),a.ui.intersect=function(){function a(a,b,c){return a>=b&&b+c>a}return function(b,c,d,e){if(!c.offset)return!1;var f=(b.positionAbs||b.position.absolute).left+b.margins.left,g=(b.positionAbs||b.position.absolute).top+b.margins.top,h=f+b.helperProportions.width,i=g+b.helperProportions.height,j=c.offset.left,k=c.offset.top,l=j+c.proportions().width,m=k+c.proportions().height;switch(d){case"fit":return f>=j&&l>=h&&g>=k&&m>=i;case"intersect":return j<f+b.helperProportions.width/2&&h-b.helperProportions.width/2<l&&k<g+b.helperProportions.height/2&&i-b.helperProportions.height/2<m;case"pointer":return a(e.pageY,k,c.proportions().height)&&a(e.pageX,j,c.proportions().width);case"touch":return(g>=k&&m>=g||i>=k&&m>=i||k>g&&i>m)&&(f>=j&&l>=f||h>=j&&l>=h||j>f&&h>l);default:return!1}}}(),a.ui.ddmanager={current:null,droppables:{"default":[]},prepareOffsets:function(b,c){var d,e,f=a.ui.ddmanager.droppables[b.options.scope]||[],g=c?c.type:null,h=(b.currentItem||b.element).find(":data(ui-droppable)").addBack();
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