<link href="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/css/bootstrap-combined.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/twitter-bootstrap/2.3.2/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<p>Build a entire new grid from previously stored positions obtained with <code>serialize</code> method.</p>
<div class="controls">
<button class="js-seralize">Build from serialize</button>
</div>
<div class="gridster">
<ul>
</ul>
</div>
/*! gridster.js - v0.2.1 - 2013-10-28 - * http://gridster.net/ - Copyright (c) 2013 ducksboard; Licensed MIT */
.gridster{position:relative}.gridster>*{margin:0 auto;-webkit-transition:height .4s;-moz-transition:height .4s;-o-transition:height .4s;-ms-transition:height .4s;transition:height .4s}.gridster .gs-w{z-index:2;position:absolute}.ready .gs-w:not(.preview-holder){-webkit-transition:opacity .3s,left .3s,top .3s;-moz-transition:opacity .3s,left .3s,top .3s;-o-transition:opacity .3s,left .3s,top .3s;transition:opacity .3s,left .3s,top .3s}.ready .gs-w:not(.preview-holder),.ready .resize-preview-holder{-webkit-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;-moz-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;-o-transition:opacity .3s,left .3s,top .3s,width .3s,height .3s;transition:opacity .3s,left .3s,top .3s,width .3s,height .3s}.gridster .preview-holder{z-index:1;position:absolute;background-color:#fff;border-color:#fff;opacity:.3}.gridster .player-revert{z-index:10!important;-webkit-transition:left .3s,top .3s!important;-moz-transition:left .3s,top .3s!important;-o-transition:left .3s,top .3s!important;transition:left .3s,top .3s!important}.gridster .dragging,.gridster .resizing{z-index:10!important;-webkit-transition:all 0s!important;-moz-transition:all 0s!important;-o-transition:all 0s!important;transition:all 0s!important}.gs-resize-handle{position:absolute;z-index:1}.gs-resize-handle-both{width:20px;height:20px;bottom:-8px;right:-8px;background-image:url(data:image/svg+xml;base64,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);background-position:top left;background-repeat:no-repeat;cursor:se-resize;z-index:20}.gs-resize-handle-x{top:0;bottom:13px;right:-5px;width:10px;cursor:e-resize}.gs-resize-handle-y{left:0;right:13px;bottom:-5px;height:10px;cursor:s-resize}.gs-w:hover .gs-resize-handle,.resizing .gs-resize-handle{opacity:1}.gs-resize-handle,.gs-w.dragging .gs-resize-handle{opacity:0}.gs-resize-disabled .gs-resize-handle{display:none!important}[data-max-sizex="1"] .gs-resize-handle-x,[data-max-sizey="1"] .gs-resize-handle-y,[data-max-sizey="1"][data-max-sizex="1"] .gs-resize-handle{display:none!important}
.gridster * {
margin:0;
padding:0;
}
ul {
list-style-type: none;
}
/*/
/* gridster
/*/
.gridster ul {
background-color: #EFEFEF;
}
.gridster li {
font-size: 1em;
font-weight: bold;
text-align: center;
line-height: 100%;
}
.gridster {
margin: 0 auto;
opacity: .8;
-webkit-transition: opacity .6s;
-moz-transition: opacity .6s;
-o-transition: opacity .6s;
-ms-transition: opacity .6s;
transition: opacity .6s;
}
.gridster .gs-w {
background: #DDD;
cursor: pointer;
}
.gridster .player {
background: #BBB;
}
.gridster .preview-holder {
border: none!important;
background: red!important;
}
/*! gridster.js - v0.2.1 - 2013-10-28 - * http://gridster.net/ - Copyright (c) 2013 ducksboard; Licensed MIT */ !function(a){function b(b){return b[0]&&a.isPlainObject(b[0])?this.data=b[0]:this.el=b,this.isCoords=!0,this.coords={},this.init(),this}var c=b.prototype;c.init=function(){this.set(),this.original_coords=this.get()},c.set=function(a,b){var c=this.el;if(c&&!a&&(this.data=c.offset(),this.data.width=c.width(),this.data.height=c.height()),c&&a&&!b){var d=c.offset();this.data.top=d.top,this.data.left=d.left}var e=this.data;return this.coords.x1=e.left,this.coords.y1=e.top,this.coords.x2=e.left+e.width,this.coords.y2=e.top+e.height,this.coords.cx=e.left+e.width/2,this.coords.cy=e.top+e.height/2,this.coords.width=e.width,this.coords.height=e.height,this.coords.el=c||!1,this},c.update=function(b){if(!b&&!this.el)return this;if(b){var c=a.extend({},this.data,b);return this.data=c,this.set(!0,!0)}return this.set(!0),this},c.get=function(){return this.coords},a.fn.coords=function(){if(this.data("coords"))return this.data("coords");var a=new b(this,arguments[0]);return this.data("coords",a),a}}(jQuery,window,document),function(a,b,c){function d(b,c,d){this.options=a.extend(e,d),this.$element=b,this.last_colliders=[],this.last_colliders_coords=[],"string"==typeof c||c instanceof jQuery?this.$colliders=a(c,this.options.colliders_context).not(this.$element):this.colliders=a(c),this.init()}var e={colliders_context:c.body},f=d.prototype;f.init=function(){this.find_collisions()},f.overlaps=function(a,b){var c=!1,d=!1;return(b.x1>=a.x1&&b.x1<=a.x2||b.x2>=a.x1&&b.x2<=a.x2||a.x1>=b.x1&&a.x2<=b.x2)&&(c=!0),(b.y1>=a.y1&&b.y1<=a.y2||b.y2>=a.y1&&b.y2<=a.y2||a.y1>=b.y1&&a.y2<=b.y2)&&(d=!0),c&&d},f.detect_overlapping_region=function(a,b){var c="",d="";return a.y1>b.cy&&a.y1<b.y2&&(c="N"),a.y2>b.y1&&a.y2<b.cy&&(c="S"),a.x1>b.cx&&a.x1<b.x2&&(d="W"),a.x2>b.x1&&a.x2<b.cx&&(d="E"),c+d||"C"},f.calculate_overlapped_area_coords=function(b,c){var d=Math.max(b.x1,c.x1),e=Math.max(b.y1,c.y1),f=Math.min(b.x2,c.x2),g=Math.min(b.y2,c.y2);return a({left:d,top:e,width:f-d,height:g-e}).coords().get()},f.calculate_overlapped_area=function(a){return a.width*a.height},f.manage_colliders_start_stop=function(b,c,d){for(var e=this.last_colliders_coords,f=0,g=e.length;g>f;f++)-1===a.inArray(e[f],b)&&c.call(this,e[f]);for(var h=0,i=b.length;i>h;h++)-1===a.inArray(b[h],e)&&d.call(this,b[h])},f.find_collisions=function(b){for(var c=this,d=[],e=[],f=this.colliders||this.$colliders,g=f.length,h=c.$element.coords().update(b||!1).get();g--;){var i=c.$colliders?a(f[g]):f[g],j=i.isCoords?i:i.coords(),k=j.get(),l=c.overlaps(h,k);if(l){var m=c.detect_overlapping_region(h,k);if("C"===m){var n=c.calculate_overlapped_area_coords(h,k),o=c.calculate_overlapped_area(n),p={area:o,area_coords:n,region:m,coords:k,player_coords:h,el:i};c.options.on_overlap&&c.options.on_overlap.call(this,p),d.push(j),e.push(p)}}}return(c.options.on_overlap_stop||c.options.on_overlap_start)&&this.manage_colliders_start_stop(d,c.options.on_overlap_start,c.options.on_overlap_stop),this.last_colliders_coords=d,e},f.get_closest_colliders=function(a){var b=this.find_collisions(a);return b.sort(function(a,b){return"C"===a.region&&"C"===b.region?a.coords.y1<b.coords.y1||a.coords.x1<b.coords.x1?-1:1:a.area<b.area?1:1}),b},a.fn.collision=function(a,b){return new d(this,a,b)}}(jQuery,window,document),function(a){a.delay=function(a,b){var c=Array.prototype.slice.call(arguments,2);return setTimeout(function(){return a.apply(null,c)},b)},a.debounce=function(a,b,c){var d;return function(){var e=this,f=arguments,g=function(){d=null,c||a.apply(e,f)};c&&!d&&a.apply(e,f),clearTimeout(d),d=setTimeout(g,b)}},a.throttle=function(a,b){var c,d,e,f,g,h,i=debounce(function(){g=f=!1},b);return function(){c=this,d=arguments;var j=function(){e=null,g&&a.apply(c,d),i()};return e||(e=setTimeout(j,b)),f?g=!0:h=a.apply(c,d),i(),f=!0,h}}}(window),function(a,b,c){function d(b,d){this.options=a.extend({},e,d),this.$body=a(c.body),this.$container=a(b),this.$dragitems=a(this.options.items,this.$container),this.is_dragging=!1,this.player_min_left=0+this.options.offset_left,this.init()}var e={items:"li",distance:1,limit:!0,offset_left:0,autoscroll:!0,ignore_dragging:["INPUT","TEXTAREA","SELECT","BUTTON"],handle:null,container_width:0,move_element:!0,helper:!1},f=a(b),g=!!("ontouchstart"in b),h={start:g?"touchstart.gridster-draggable":"mousedown.gridster-draggable",move:g?"touchmove.gridster-draggable":"mousemove.gridster-draggable",end:g?"touchend.gridster-draggable":"mouseup.gridster-draggable"},i=d.prototype;i.init=function(){this.calculate_positions(),this.$container.css("position","relative"),this.disabled=!1,this.events(),a(b).bind("resize.gridster-draggable",throttle(a.proxy(this.calculate_positions,this),200))},i.events=function(){this.$container.on("selectstart.gridster-draggable",a.proxy(this.on_select_start,this)),this.$container.on(h.start,this.options.items,a.proxy(this.drag_handler,this)),this.$body.on(h.end,a.proxy(function(a){this.is_dragging=!1,this.disabled||(this.$body.off(h.move),this.drag_start&&this.on_dragstop(a))},this))},i.get_actual_pos=function(a){var b=a.position();return b},i.get_mouse_pos=function(a){if(g){var b=a.originalEvent;a=b.touches.length?b.touches[0]:b.changedTouches[0]}return{left:a.clientX,top:a.clientY}},i.get_offset=function(a){a.preventDefault();var b=this.get_mouse_pos(a),c=Math.round(b.left-this.mouse_init_pos.left),d=Math.round(b.top-this.mouse_init_pos.top),e=Math.round(this.el_init_offset.left+c-this.baseX),f=Math.round(this.el_init_offset.top+d-this.baseY+this.scrollOffset);return this.options.limit&&(e>this.player_max_left?e=this.player_max_left:e<this.player_min_left&&(e=this.player_min_left)),{position:{left:e,top:f},pointer:{left:b.left,top:b.top,diff_left:c,diff_top:d+this.scrollOffset}}},i.get_drag_data=function(a){var b=this.get_offset(a);return b.$player=this.$player,b.$helper=this.helper?this.$helper:this.$player,b},i.manage_scroll=function(a){var b,c=f.scrollTop(),d=c,e=d+this.window_height,g=e-50,h=d+50;a.pointer.left;var i=d+a.pointer.top,j=this.doc_height-this.window_height+this.player_height;i>=g&&(b=c+30,j>b&&(f.scrollTop(b),this.scrollOffset=this.scrollOffset+30)),h>=i&&(b=c-30,b>0&&(f.scrollTop(b),this.scrollOffset=this.scrollOffset-30))},i.calculate_positions=function(){this.window_height=f.height()},i.drag_handler=function(b){if(b.target.nodeName,!this.disabled&&(1===b.which||g)&&!this.ignore_drag(b)){var c=this,d=!0;return this.$player=a(b.currentTarget),this.el_init_pos=this.get_actual_pos(this.$player),this.mouse_init_pos=this.get_mouse_pos(b),this.offsetY=this.mouse_init_pos.top-this.el_init_pos.top,this.$body.on(h.move,function(a){var b=c.get_mouse_pos(a),e=Math.abs(b.left-c.mouse_init_pos.left),f=Math.abs(b.top-c.mouse_init_pos.top);return e>c.options.distance||f>c.options.distance?d?(d=!1,c.on_dragstart.call(c,a),!1):(c.is_dragging===!0&&c.on_dragmove.call(c,a),!1):!1}),g?void 0:!1}},i.on_dragstart=function(b){if(b.preventDefault(),this.is_dragging)return this;this.drag_start=this.is_dragging=!0;var d=this.$container.offset();this.baseX=Math.round(d.left),this.baseY=Math.round(d.top),this.doc_height=a(c).height(),"clone"===this.options.helper?(this.$helper=this.$player.clone().appendTo(this.$container).addClass("helper"),this.helper=!0):this.helper=!1,this.scrollOffset=0,this.el_init_offset=this.$player.offset(),this.player_width=this.$player.width(),this.player_height=this.$player.height();var e=this.options.container_width||this.$container.width();return this.player_max_left=e-this.player_width+this.options.offset_left,this.options.start&&this.options.start.call(this.$player,b,this.get_drag_data(b)),!1},i.on_dragmove=function(a){var b=this.get_drag_data(a);this.options.autoscroll&&this.manage_scroll(b),this.options.move_element&&(this.helper?this.$helper:this.$player).css({position:"absolute",left:b.position.left,top:b.position.top});var c=this.last_position||b.position;return b.prev_position=c,this.options.drag&&this.options.drag.call(this.$player,a,b),this.last_position=b.position,!1},i.on_dragstop=function(a){var b=this.get_drag_data(a);return this.drag_start=!1,this.options.stop&&this.options.stop.call(this.$player,a,b),this.helper&&this.$helper.remove(),!1},i.on_select_start=function(a){return this.disabled||this.ignore_drag(a)?void 0:!1},i.enable=function(){this.disabled=!1},i.disable=function(){this.disabled=!0},i.destroy=function(){this.disable(),this.$container.off(".gridster-draggable"),this.$body.off(".gridster-draggable"),a(b).off(".gridster-draggable"),a.removeData(this.$container,"drag")},i.ignore_drag=function(b){return this.options.handle?!a(b.target).is(this.options.handle):a(b.target).is(this.options.ignore_dragging.join(", "))},a.fn.drag=function(a){return new d(this,a)}}(jQuery,window,document),function(a,b,c){function d(b,c){this.options=a.extend(!0,e,c),this.$el=a(b),this.$wrapper=this.$el.parent(),this.$widgets=this.$el.children(this.options.widget_selector).addClass("gs-w"),this.widgets=[],this.$changed=a([]),this.wrapper_width=this.$wrapper.width(),this.min_widget_width=2*this.options.widget_margins[0]+this.options.widget_base_dimensions[0],this.min_widget_height=2*this.options.widget_margins[1]+this.options.widget_base_dimensions[1],this.$style_tags=a([]),this.init()}var e={namespace:"",widget_selector:"li",widget_margins:[10,10],widget_base_dimensions:[400,225],extra_rows:0,extra_cols:0,min_cols:1,max_cols:null,min_rows:15,max_size_x:!1,autogenerate_stylesheet:!0,avoid_overlapped_widgets:!0,serialize_params:function(a,b){return{col:b.col,row:b.row,size_x:b.size_x,size_y:b.size_y}},collision:{},draggable:{items:".gs-w",distance:4},resize:{enabled:!1,axes:["x","y","both"],handle_append_to:"",handle_class:"gs-resize-handle",max_size:[1/0,1/0]}};d.generated_stylesheets=[];var f=d.prototype;f.init=function(){this.options.resize.enabled&&this.setup_resize(),this.generate_grid_and_stylesheet(),this.get_widgets_from_DOM(),this.set_dom_grid_height(),this.$wrapper.addClass("ready"),this.draggable(),this.options.resize.enabled&&this.resizable(),a(b).bind("resize.gridster",throttle(a.proxy(this.recalculate_faux_grid,this),200))},f.disable=function(){return this.$wrapper.find(".player-revert").removeClass("player-revert"),this.drag_api.disable(),this},f.enable=function(){return this.drag_api.enable(),this},f.disable_resize=function(){return this.$el.addClass("gs-resize-disabled"),this.resize_api.disable(),this},f.enable_resize=function(){return this.$el.removeClass("gs-resize-disabled"),this.resize_api.enable(),this},f.add_widget=function(b,c,d,e,f,g){var h;c||(c=1),d||(d=1),!e&!f?h=this.next_position(c,d):(h={col:e,row:f},this.empty_cells(e,f,c,d));var i=a(b).attr({"data-col":h.col,"data-row":h.row,"data-sizex":c,"data-sizey":d}).addClass("gs-w").appendTo(this.$el).hide();return this.$widgets=this.$widgets.add(i),this.register_widget(i),this.add_faux_rows(h.size_y),g&&this.set_widget_max_size(i,g),this.set_dom_grid_height(),i.fadeIn()},f.set_widget_max_size=function(a,b){if(a="number"==typeof a?this.$widgets.eq(a):a,!a.length)return this;var c=a.data("coords").grid;return c.max_size_x=b[0],c.max_size_y=b[1],this},f.add_resize_handle=function(b){var c=this.options.resize.handle_append_to;return a(this.resize_handle_tpl).appendTo(c?a(c,b):b),this},f.resize_widget=function(a,b,c,d,e){var f=a.coords().grid;d!==!1&&(d=!0),b||(b=f.size_x),c||(c=f.size_y),b>this.cols&&(b=this.cols);var g=f.size_y,h=f.col,i=h;if(d&&h+b-1>this.cols){var j=h+(b-1)-this.cols,k=h-j;i=Math.max(1,k)}c>g&&this.add_faux_rows(Math.max(c-g,0));var l={col:i,row:f.row,size_x:b,size_y:c};return this.mutate_widget_in_gridmap(a,f,l),this.set_dom_grid_height(),e&&e.call(this,l.size_x,l.size_y),a},f.mutate_widget_in_gridmap=function(b,c,d){c.size_x;var e=c.size_y,f=this.get_cells_occupied(c),g=this.get_cells_occupied(d),h=[];a.each(f.cols,function(b,c){-1===a.inArray(c,g.cols)&&h.push(c)});var i=[];a.each(g.cols,function(b,c){-1===a.inArray(c,f.cols)&&i.push(c)});var j=[];a.each(f.rows,function(b,c){-1===a.inArray(c,g.rows)&&j.push(c)});var k=[];if(a.each(g.rows,function(b,c){-1===a.inArray(c,f.rows)&&k.push(c)}),this.remove_from_gridmap(c),i.length){var l=[d.col,d.row,d.size_x,Math.min(e,d.size_y),b];this.empty_cells.apply(this,l)}if(k.length){var m=[d.col,d.row,d.size_x,d.size_y,b];this.empty_cells.apply(this,m)}if(c.col=d.col,c.row=d.row,c.size_x=d.size_x,c.size_y=d.size_y,this.add_to_gridmap(d,b),b.removeClass("player-revert"),b.data("coords").update({width:d.size_x*this.options.widget_base_dimensions[0]+2*(d.size_x-1)*this.options.widget_margins[0],height:d.size_y*this.options.widget_base_dimensions[1]+2*(d.size_y-1)*this.options.widget_margins[1]}),b.attr({"data-col":d.col,"data-row":d.row,"data-sizex":d.size_x,"data-sizey":d.size_y}),h.length){var n=[h[0],d.row,h.length,Math.min(e,d.size_y),b];this.remove_empty_cells.apply(this,n)}if(j.length){var o=[d.col,d.row,d.size_x,d.size_y,b];this.remove_empty_cells.apply(this,o)}return this.move_widget_up(b),this},f.empty_cells=function(b,c,d,e,f){var g=this.widgets_below({col:b,row:c-e,size_x:d,size_y:e});return g.not(f).each(a.proxy(function(b,d){var f=a(d).coords().grid;if(f.row<=c+e-1){var g=c+e-f.row;this.move_widget_down(a(d),g)}},this)),this.set_dom_grid_height(),this},f.remove_empty_cells=function(b,c,d,e,f){var g=this.widgets_below({col:b,row:c,size_x:d,size_y:e});return g.not(f).each(a.proxy(function(b,c){this.move_widget_up(a(c),e)},this)),this.set_dom_grid_height(),this},f.next_position=function(a,b){a||(a=1),b||(b=1);for(var c,d=this.gridmap,e=d.length,f=[],g=1;e>g;g++){c=d[g].length;for(var h=1;c>=h;h++){var i=this.can_move_to({size_x:a,size_y:b},g,h);i&&f.push({col:g,row:h,size_y:b,size_x:a})}}return f.length?this.sort_by_row_and_col_asc(f)[0]:!1},f.remove_widget=function(b,c,d){var e=b instanceof jQuery?b:a(b),f=e.coords().grid;a.isFunction(c)&&(d=c,c=!1),this.cells_occupied_by_placeholder={},this.$widgets=this.$widgets.not(e);var g=this.widgets_below(e);return this.remove_from_gridmap(f),e.fadeOut(a.proxy(function(){e.remove(),c||g.each(a.proxy(function(b,c){this.move_widget_up(a(c),f.size_y)},this)),this.set_dom_grid_height(),d&&d.call(this,b)},this)),this},f.remove_all_widgets=function(b){return this.$widgets.each(a.proxy(function(a,c){this.remove_widget(c,!0,b)},this)),this},f.serialize=function(b){b||(b=this.$widgets);var c=[];return b.each(a.proxy(function(b,d){c.push(this.options.serialize_params(a(d),a(d).coords().grid))},this)),c},f.serialize_changed=function(){return this.serialize(this.$changed)},f.register_widget=function(b){var c={col:parseInt(b.attr("data-col"),10),row:parseInt(b.attr("data-row"),10),size_x:parseInt(b.attr("data-sizex"),10),size_y:parseInt(b.attr("data-sizey"),10),max_size_x:parseInt(b.attr("data-max-sizex"),10)||!1,max_size_y:parseInt(b.attr("data-max-sizey"),10)||!1,el:b};return this.options.avoid_overlapped_widgets&&!this.can_move_to({size_x:c.size_x,size_y:c.size_y},c.col,c.row)&&(a.extend(c,this.next_position(c.size_x,c.size_y)),b.attr({"data-col":c.col,"data-row":c.row,"data-sizex":c.size_x,"data-sizey":c.size_y})),b.data("coords",b.coords()),b.data("coords").grid=c,this.add_to_gridmap(c,b),this.options.resize.enabled&&this.add_resize_handle(b),this},f.update_widget_position=function(a,b){return this.for_each_cell_occupied(a,function(a,c){return this.gridmap[a]?(this.gridmap[a][c]=b,void 0):this}),this},f.remove_from_gridmap=function(a){return this.update_widget_position(a,!1)},f.add_to_gridmap=function(b,c){if(this.update_widget_position(b,c||b.el),b.el){var d=this.widgets_below(b.el);d.each(a.proxy(function(b,c){this.move_widget_up(a(c))},this))}},f.draggable=function(){var b=this,c=a.extend(!0,{},this.options.draggable,{offset_left:this.options.widget_margins[0],container_width:this.container_width,ignore_dragging:["INPUT","TEXTAREA","SELECT","BUTTON","."+this.options.resize.handle_class],start:function(c,d){b.$widgets.filter(".player-revert").removeClass("player-revert"),b.$player=a(this),b.$helper=a(d.$helper),b.helper=!b.$helper.is(b.$player),b.on_start_drag.call(b,c,d),b.$el.trigger("gridster:dragstart")},stop:function(a,c){b.on_stop_drag.call(b,a,c),b.$el.trigger("gridster:dragstop")},drag:throttle(function(a,c){b.on_drag.call(b,a,c),b.$el.trigger("gridster:drag")},60)});return this.drag_api=this.$el.drag(c),this},f.resizable=function(){return this.resize_api=this.$el.drag({items:"."+this.options.resize.handle_class,offset_left:this.options.widget_margins[0],container_width:this.container_width,move_element:!1,start:a.proxy(this.on_start_resize,this),stop:a.proxy(function(b,c){delay(a.proxy(function(){this.on_stop_resize(b,c)},this),120)},this),drag:throttle(a.proxy(this.on_resize,this),60)}),this},f.setup_resize=function(){this.resize_handle_class=this.options.resize.handle_class;var b=this.options.resize.axes,c='<span class="'+this.resize_handle_class+" "+this.resize_handle_class+'-{type}" />';return this.resize_handle_tpl=a.map(b,function(a){return c.replace("{type}",a)}).join(""),this},f.on_start_drag=function(b,c){this.$helper.add(this.$player).add(this.$wrapper).addClass("dragging"),this.$player.addClass("player"),this.player_grid_data=this.$player.coords().grid,this.placeholder_grid_data=a.extend({},this.player_grid_data),this.$el.css("height",this.$el.height()+this.player_grid_data.size_y*this.min_widget_height);var d=this.faux_grid,e=this.$player.data("coords").coords;this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data),this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.last_cols=[],this.last_rows=[],this.collision_api=this.$helper.collision(d,this.options.collision),this.$preview_holder=a("<"+this.$player.get(0).tagName+" />",{"class":"preview-holder","data-row":this.$player.attr("data-row"),"data-col":this.$player.attr("data-col"),css:{width:e.width,height:e.height}}).appendTo(this.$el),this.options.draggable.start&&this.options.draggable.start.call(this,b,c)},f.on_drag=function(a,b){if(null===this.$player)return!1;var c={left:b.position.left+this.baseX,top:b.position.top+this.baseY};this.colliders_data=this.collision_api.get_closest_colliders(c),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.helper&&this.$player&&this.$player.css({left:b.position.left,top:b.position.top}),this.options.draggable.drag&&this.options.draggable.drag.call(this,a,b)},f.on_stop_drag=function(a,b){this.$helper.add(this.$player).add(this.$wrapper).removeClass("dragging"),b.position.left=b.position.left+this.baseX,b.position.top=b.position.top+this.baseY,this.colliders_data=this.collision_api.get_closest_colliders(b.position),this.on_overlapped_column_change(this.on_start_overlapping_column,this.on_stop_overlapping_column),this.on_overlapped_row_change(this.on_start_overlapping_row,this.on_stop_overlapping_row),this.$player.addClass("player-revert").removeClass("player").attr({"data-col":this.placeholder_grid_data.col,"data-row":this.placeholder_grid_data.row}).css({left:"",top:""}),this.$changed=this.$changed.add(this.$player),this.cells_occupied_by_player=this.get_cells_occupied(this.placeholder_grid_data),this.set_cells_player_occupies(this.placeholder_grid_data.col,this.placeholder_grid_data.row),this.$player.coords().grid.row=this.placeholder_grid_data.row,this.$player.coords().grid.col=this.placeholder_grid_data.col,this.options.draggable.stop&&this.options.draggable.stop.call(this,a,b),this.$preview_holder.remove(),this.$player=null,this.$helper=null,this.placeholder_grid_data={},this.player_grid_data={},this.cells_occupied_by_placeholder={},this.cells_occupied_by_player={},this.set_dom_grid_height()},f.on_start_resize=function(b,c){this.$resized_widget=c.$player.closest(".gs-w"),this.resize_coords=this.$resized_widget.coords(),this.resize_wgd=this.resize_coords.grid,this.resize_initial_width=this.resize_coords.coords.width,this.resize_initial_height=this.resize_coords.coords.height,this.resize_initial_sizex=this.resize_coords.grid.size_x,this.resize_initial_sizey=this.resize_coords.grid.size_y,this.resize_last_sizex=this.resize_initial_sizex,this.resize_last_sizey=this.resize_initial_sizey,this.resize_max_size_x=Math.min(this.resize_wgd.max_size_x||this.options.resize.max_size[0],this.cols-this.resize_wgd.col+1),this.resize_max_size_y=this.resize_wgd.max_size_y||this.options.resize.max_size[1],this.resize_dir={right:c.$player.is("."+this.resize_handle_class+"-x"),bottom:c.$player.is("."+this.resize_handle_class+"-y")},this.$resized_widget.css({"min-width":this.options.widget_base_dimensions[0],"min-height":this.options.widget_base_dimensions[1]});var d=this.$resized_widget.get(0).tagName;this.$resize_preview_holder=a("<"+d+" />",{"class":"preview-holder resize-preview-holder","data-row":this.$resized_widget.attr("data-row"),"data-col":this.$resized_widget.attr("data-col"),css:{width:this.resize_initial_width,height:this.resize_initial_height}}).appendTo(this.$el),this.$resized_widget.addClass("resizing"),this.options.resize.start&&this.options.resize.start.call(this,b,c,this.$resized_widget)},f.on_stop_resize=function(b,c){this.$resized_widget.removeClass("resizing").css({width:"",height:""}),delay(a.proxy(function(){this.$resize_preview_holder.remove().css({"min-width":"","min-height":""})},this),300),this.options.resize.stop&&this.options.resize.stop.call(this,b,c,this.$resized_widget)},f.on_resize=function(a,b){var c=b.pointer.diff_left,d=b.pointer.diff_top,e=this.options.widget_base_dimensions[0],f=this.options.widget_base_dimensions[1],g=1/0,h=1/0,i=Math.ceil(c/(this.options.widget_base_dimensions[0]+2*this.options.widget_margins[0])-.2),j=Math.ceil(d/(this.options.widget_base_dimensions[1]+2*this.options.widget_margins[1])-.2),k=Math.max(1,this.resize_initial_sizex+i),l=Math.max(1,this.resize_initial_sizey+j);k=Math.min(k,this.resize_max_size_x),g=this.resize_max_size_x*e+2*(k-1)*this.options.widget_margins[0],l=Math.min(l,this.resize_max_size_y),h=this.resize_max_size_y*f+2*(l-1)*this.options.widget_margins[1],this.resize_dir.right?l=this.resize_initial_sizey:this.resize_dir.bottom&&(k=this.resize_initial_sizex);var m={};!this.resize_dir.bottom&&(m.width=Math.min(this.resize_initial_width+c,g)),!this.resize_dir.right&&(m.height=Math.min(this.resize_initial_height+d,h)),this.$resized_widget.css(m),(k!==this.resize_last_sizex||l!==this.resize_last_sizey)&&(this.resize_widget(this.$resized_widget,k,l,!1),this.$resize_preview_holder.css({width:"",height:""}).attr({"data-row":this.$resized_widget.attr("data-row"),"data-sizex":k,"data-sizey":l})),this.options.resize.resize&&this.options.resize.resize.call(this,a,b,this.$resized_widget),this.resize_last_sizex=k,this.resize_last_sizey=l},f.on_overlapped_column_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_columns(this.colliders_data[0].el.data.col),f=this.last_cols.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_cols)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_cols[d],e)&&(c||a.noop).call(this,this.last_cols[d]);return this.last_cols=e,this},f.on_overlapped_row_change=function(b,c){if(!this.colliders_data.length)return this;var d,e=this.get_targeted_rows(this.colliders_data[0].el.data.row),f=this.last_rows.length,g=e.length;for(d=0;g>d;d++)-1===a.inArray(e[d],this.last_rows)&&(b||a.noop).call(this,e[d]);for(d=0;f>d;d++)-1===a.inArray(this.last_rows[d],e)&&(c||a.noop).call(this,this.last_rows[d]);this.last_rows=e},f.set_player=function(a,b,c){var d=this;c||this.empty_cells_player_occupies();var e=c?{col:a}:d.colliders_data[0].el.data,f=e.col,g=b||e.row;this.player_grid_data={col:f,row:g,size_y:this.player_grid_data.size_y,size_x:this.player_grid_data.size_x},this.cells_occupied_by_player=this.get_cells_occupied(this.player_grid_data);var h=this.get_widgets_overlapped(this.player_grid_data),i=this.widgets_constraints(h);if(this.manage_movements(i.can_go_up,f,g),this.manage_movements(i.can_not_go_up,f,g),!h.length){var j=this.can_go_player_up(this.player_grid_data);j!==!1&&(g=j),this.set_placeholder(f,g)}return{col:f,row:g}},f.widgets_constraints=function(b){var c,d=a([]),e=[],f=[];return b.each(a.proxy(function(b,c){var g=a(c),h=g.coords().grid;this.can_go_widget_up(h)?(d=d.add(g),e.push(h)):f.push(h)},this)),c=b.not(d),{can_go_up:this.sort_by_row_asc(e),can_not_go_up:this.sort_by_row_desc(f)}},f.sort_by_row_asc=function(b){return b=b.sort(function(b,c){return b.row||(b=a(b).coords().grid,c=a(c).coords().grid),b.row>c.row?1:-1})},f.sort_by_row_and_col_asc=function(a){return a=a.sort(function(a,b){return a.row>b.row||a.row===b.row&&a.col>b.col?1:-1})},f.sort_by_col_asc=function(a){return a=a.sort(function(a,b){return a.col>b.col?1:-1})},f.sort_by_row_desc=function(a){return a=a.sort(function(a,b){return a.row+a.size_y<b.row+b.size_y?1:-1})},f.manage_movements=function(b,c,d){return a.each(b,a.proxy(function(a,b){var e=b,f=e.el,g=this.can_go_widget_up(e);if(g)this.move_widget_to(f,g),this.set_placeholder(c,g+e.size_y);else{var h=this.can_go_player_up(this.player_grid_data);if(!h){var i=d+this.player_grid_data.size_y-e.row;this.move_widget_down(f,i),this.set_placeholder(c,d)}}},this)),this},f.is_player=function(a,b){if(b&&!this.gridmap[a])return!1;var c=b?this.gridmap[a][b]:a;return c&&(c.is(this.$player)||c.is(this.$helper))},f.is_player_in=function(b,c){var d=this.cells_occupied_by_player||{};return a.inArray(b,d.cols)>=0&&a.inArray(c,d.rows)>=0},f.is_placeholder_in=function(b,c){var d=this.cells_occupied_by_placeholder||{};return this.is_placeholder_in_col(b)&&a.inArray(c,d.rows)>=0},f.is_placeholder_in_col=function(b){var c=this.cells_occupied_by_placeholder||[];return a.inArray(b,c.cols)>=0},f.is_empty=function(a,b){return"undefined"!=typeof this.gridmap[a]?"undefined"!=typeof this.gridmap[a][b]&&this.gridmap[a][b]===!1?!0:!1:!0},f.is_occupied=function(a,b){return this.gridmap[a]?this.gridmap[a][b]?!0:!1:!1},f.is_widget=function(a,b){var c=this.gridmap[a];return c?(c=c[b],c?c:!1):!1},f.is_widget_under_player=function(a,b){return this.is_widget(a,b)?this.is_player_in(a,b):!1},f.get_widgets_under_player=function(b){b||(b=this.cells_occupied_by_player||{cols:[],rows:[]});var c=a([]);return a.each(b.cols,a.proxy(function(d,e){a.each(b.rows,a.proxy(function(a,b){this.is_widget(e,b)&&(c=c.add(this.gridmap[e][b]))},this))},this)),c},f.set_placeholder=function(b,c){var d=a.extend({},this.placeholder_grid_data),e=this.widgets_below({col:d.col,row:d.row,size_y:d.size_y,size_x:d.size_x}),f=b+d.size_x-1;f>this.cols&&(b-=f-b);var g=this.placeholder_grid_data.row<c,h=this.placeholder_grid_data.col!==b;this.placeholder_grid_data.col=b,this.placeholder_grid_data.row=c,this.cells_occupied_by_placeholder=this.get_cells_occupied(this.placeholder_grid_data),this.$preview_holder.attr({"data-row":c,"data-col":b}),(g||h)&&e.each(a.proxy(function(c,e){this.move_widget_up(a(e),this.placeholder_grid_data.col-b+d.size_y)},this));var i=this.get_widgets_under_player(this.cells_occupied_by_placeholder);i.length&&i.each(a.proxy(function(b,e){var f=a(e);this.move_widget_down(f,c+d.size_y-f.data("coords").grid.row)},this))},f.can_go_player_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4,f=this.get_widgets_under_player();return this.for_each_column_occupied(a,function(a){var g=this.gridmap[a],h=b+1;for(d[a]=[];--h>0&&(this.is_empty(a,h)||this.is_player(a,h)||this.is_widget(a,h)&&g[h].is(f));)d[a].push(h),e=e>h?h:e;return 0===d[a].length?(c=!1,!0):(d[a].sort(function(a,b){return a-b}),void 0)}),c?this.get_valid_rows(a,d,e):!1},f.can_go_widget_up=function(a){var b=a.row+a.size_y-1,c=!0,d=[],e=1e4;return this.for_each_column_occupied(a,function(f){var g=this.gridmap[f];d[f]=[];for(var h=b+1;--h>0&&(!this.is_widget(f,h)||this.is_player_in(f,h)||g[h].is(a.el));)this.is_player(f,h)||this.is_placeholder_in(f,h)||this.is_player_in(f,h)||d[f].push(h),e>h&&(e=h);return 0===d[f].length?(c=!1,!0):(d[f].sort(function(a,b){return a-b}),void 0)}),c?this.get_valid_rows(a,d,e):!1},f.get_valid_rows=function(b,c,d){for(var e=b.row,f=b.row+b.size_y-1,g=b.size_y,h=d-1,i=[];++h<=f;){var j=!0;if(a.each(c,function(b,c){a.isArray(c)&&-1===a.inArray(h,c)&&(j=!1)}),j===!0&&(i.push(h),i.length===g))break}var k=!1;return 1===g?i[0]!==e&&(k=i[0]||!1):i[0]!==e&&(k=this.get_consecutive_numbers_index(i,g)),k},f.get_consecutive_numbers_index=function(a,b){for(var c=a.length,d=[],e=!0,f=-1,g=0;c>g;g++){if(e||a[g]===f+1){if(d.push(g),d.length===b)break;e=!1}else d=[],e=!0;f=a[g]}return d.length>=b?a[d[0]]:!1},f.get_widgets_overlapped=function(){var b=a([]),c=[],d=this.cells_occupied_by_player.rows.slice(0);return d.reverse(),a.each(this.cells_occupied_by_player.cols,a.proxy(function(e,f){a.each(d,a.proxy(function(d,e){if(!this.gridmap[f])return!0;var g=this.gridmap[f][e];this.is_occupied(f,e)&&!this.is_player(g)&&-1===a.inArray(g,c)&&(b=b.add(g),c.push(g))},this))},this)),b},f.on_start_overlapping_column=function(a){this.set_player(a,!1)},f.on_start_overlapping_row=function(a){this.set_player(!1,a)},f.on_stop_overlapping_column=function(a){this.set_player(a,!1);var b=this;this.for_each_widget_below(a,this.cells_occupied_by_player.rows[0],function(){b.move_widget_up(this,b.player_grid_data.size_y)})},f.on_stop_overlapping_row=function(a){this.set_player(!1,a);for(var b=this,c=this.cells_occupied_by_player.cols,d=0,e=c.length;e>d;d++)this.for_each_widget_below(c[d],a,function(){b.move_widget_up(this,b.player_grid_data.size_y)})},f.move_widget_to=function(b,c){var d=this,e=b.coords().grid;c-e.row;var f=this.widgets_below(b),g=this.can_move_to(e,e.col,c,b);return g===!1?!1:(this.remove_from_gridmap(e),e.row=c,this.add_to_gridmap(e),b.attr("data-row",c),this.$changed=this.$changed.add(b),f.each(function(b,c){var e=a(c),f=e.coords().grid,g=d.can_go_widget_up(f);g&&g!==f.row&&d.move_widget_to(e,g)}),this)},f.move_widget_up=function(b,c){var d=b.coords().grid,e=d.row,f=[];return c||(c=1),this.can_go_up(b)?(this.for_each_column_occupied(d,function(d){if(-1===a.inArray(b,f)){var g=b.coords().grid,h=e-c;if(h=this.can_go_up_to_row(g,d,h),!h)return!0;var i=this.widgets_below(b);this.remove_from_gridmap(g),g.row=h,this.add_to_gridmap(g),b.attr("data-row",g.row),this.$changed=this.$changed.add(b),f.push(b),i.each(a.proxy(function(b,d){this.move_widget_up(a(d),c)},this))}}),void 0):!1},f.move_widget_down=function(b,c){var d,e,f,g;if(0>=c)return!1;if(d=b.coords().grid,e=d.row,f=[],g=c,!b)return!1;if(-1===a.inArray(b,f)){var h=b.coords().grid,i=e+c,j=this.widgets_below(b);this.remove_from_gridmap(h),j.each(a.proxy(function(b,c){var d=a(c),e=d.coords().grid,f=this.displacement_diff(e,h,g);f>0&&this.move_widget_down(d,f)},this)),h.row=i,this.update_widget_position(h,b),b.attr("data-row",h.row),this.$changed=this.$changed.add(b),f.push(b)}},f.can_go_up_to_row=function(b,c,d){var e,f=this.gridmap,g=!0,h=[],i=b.row;if(this.for_each_column_occupied(b,function(a){for(f[a],h[a]=[],e=i;e--&&this.is_empty(a,e)&&!this.is_placeholder_in(a,e);)h[a].push(e);return h[a].length?void 0:(g=!1,!0)}),!g)return!1;for(e=d,e=1;i>e;e++){for(var j=!0,k=0,l=h.length;l>k;k++)h[k]&&-1===a.inArray(e,h[k])&&(j=!1);if(j===!0){g=e;break}}return g},f.displacement_diff=function(a,b,c){var d=a.row,e=[],f=b.row+b.size_y;this.for_each_column_occupied(a,function(a){for(var b=0,c=f;d>c;c++)this.is_empty(a,c)&&(b+=1);e.push(b)});var g=Math.max.apply(Math,e);return c-=g,c>0?c:0},f.widgets_below=function(b){var c=a.isPlainObject(b)?b:b.coords().grid,d=this;this.gridmap;var e=c.row+c.size_y-1,f=a([]);return this.for_each_column_occupied(c,function(b){d.for_each_widget_below(b,e,function(){return d.is_player(this)||-1!==a.inArray(this,f)?void 0:(f=f.add(this),!0)})}),this.sort_by_row_asc(f)},f.set_cells_player_occupies=function(a,b){return this.remove_from_gridmap(this.placeholder_grid_data),this.placeholder_grid_data.col=a,this.placeholder_grid_data.row=b,this.add_to_gridmap(this.placeholder_grid_data,this.$player),this},f.empty_cells_player_occupies=function(){return this.remove_from_gridmap(this.placeholder_grid_data),this
},f.can_go_up=function(a){var b=a.coords().grid,c=b.row,d=c-1;this.gridmap;var e=!0;return 1===c?!1:(this.for_each_column_occupied(b,function(a){return this.is_widget(a,d),this.is_occupied(a,d)||this.is_player(a,d)||this.is_placeholder_in(a,d)||this.is_player_in(a,d)?(e=!1,!0):void 0}),e)},f.can_move_to=function(a,b,c,d){this.gridmap;var e=a.el,f={size_y:a.size_y,size_x:a.size_x,col:b,row:c},g=!0,h=b+a.size_x-1;return h>this.cols?!1:d&&d<c+a.size_y-1?!1:(this.for_each_cell_occupied(f,function(b,c){var d=this.is_widget(b,c);!d||a.el&&!d.is(e)||(g=!1)}),g)},f.get_targeted_columns=function(a){for(var b=(a||this.player_grid_data.col)+(this.player_grid_data.size_x-1),c=[],d=a;b>=d;d++)c.push(d);return c},f.get_targeted_rows=function(a){for(var b=(a||this.player_grid_data.row)+(this.player_grid_data.size_y-1),c=[],d=a;b>=d;d++)c.push(d);return c},f.get_cells_occupied=function(a){var b,c={cols:[],rows:[]};for(arguments[1]instanceof jQuery&&(a=arguments[1].coords().grid),b=0;b<a.size_x;b++){var d=a.col+b;c.cols.push(d)}for(b=0;b<a.size_y;b++){var e=a.row+b;c.rows.push(e)}return c},f.for_each_cell_occupied=function(a,b){return this.for_each_column_occupied(a,function(c){this.for_each_row_occupied(a,function(a){b.call(this,c,a)})}),this},f.for_each_column_occupied=function(a,b){for(var c=0;c<a.size_x;c++){var d=a.col+c;b.call(this,d,a)}},f.for_each_row_occupied=function(a,b){for(var c=0;c<a.size_y;c++){var d=a.row+c;b.call(this,d,a)}},f._traversing_widgets=function(b,c,d,e,f){var g=this.gridmap;if(g[d]){var h,i,j=b+"/"+c;if(arguments[2]instanceof jQuery){var k=arguments[2].coords().grid;d=k.col,e=k.row,f=arguments[3]}var l=[],m=e,n={"for_each/above":function(){for(;m--&&!(m>0&&this.is_widget(d,m)&&-1===a.inArray(g[d][m],l)&&(h=f.call(g[d][m],d,m),l.push(g[d][m]),h)););},"for_each/below":function(){for(m=e+1,i=g[d].length;i>m&&(!this.is_widget(d,m)||-1!==a.inArray(g[d][m],l)||(h=f.call(g[d][m],d,m),l.push(g[d][m]),!h));m++);}};n[j]&&n[j].call(this)}},f.for_each_widget_above=function(a,b,c){return this._traversing_widgets("for_each","above",a,b,c),this},f.for_each_widget_below=function(a,b,c){return this._traversing_widgets("for_each","below",a,b,c),this},f.get_highest_occupied_cell=function(){for(var a,b=this.gridmap,c=[],d=[],e=b.length-1;e>=1;e--)for(a=b[e].length-1;a>=1;a--)if(this.is_widget(e,a)){c.push(a),d[a]=e;break}var f=Math.max.apply(Math,c);return this.highest_occupied_cell={col:d[f],row:f},this.highest_occupied_cell},f.get_widgets_from=function(b,c){this.gridmap;var d=a();return b&&(d=d.add(this.$widgets.filter(function(){var c=a(this).attr("data-col");return c===b||c>b}))),c&&(d=d.add(this.$widgets.filter(function(){var b=a(this).attr("data-row");return b===c||b>c}))),d},f.set_dom_grid_height=function(){var a=this.get_highest_occupied_cell().row;return this.$el.css("height",a*this.min_widget_height),this},f.generate_stylesheet=function(b){var c,e="",f=this.options.max_size_x||this.cols;b||(b={}),b.cols||(b.cols=this.cols),b.rows||(b.rows=this.rows),b.namespace||(b.namespace=this.options.namespace),b.widget_base_dimensions||(b.widget_base_dimensions=this.options.widget_base_dimensions),b.widget_margins||(b.widget_margins=this.options.widget_margins),b.min_widget_width=2*b.widget_margins[0]+b.widget_base_dimensions[0],b.min_widget_height=2*b.widget_margins[1]+b.widget_base_dimensions[1];var g=a.param(b);if(a.inArray(g,d.generated_stylesheets)>=0)return!1;for(d.generated_stylesheets.push(g),c=b.cols;c>=0;c--)e+=b.namespace+' [data-col="'+(c+1)+'"] { left:'+(c*b.widget_base_dimensions[0]+c*b.widget_margins[0]+(c+1)*b.widget_margins[0])+"px; }\n";for(c=b.rows;c>=0;c--)e+=b.namespace+' [data-row="'+(c+1)+'"] { top:'+(c*b.widget_base_dimensions[1]+c*b.widget_margins[1]+(c+1)*b.widget_margins[1])+"px; }\n";for(var h=1;h<=b.rows;h++)e+=b.namespace+' [data-sizey="'+h+'"] { height:'+(h*b.widget_base_dimensions[1]+(h-1)*2*b.widget_margins[1])+"px; }\n";for(var i=1;f>=i;i++)e+=b.namespace+' [data-sizex="'+i+'"] { width:'+(i*b.widget_base_dimensions[0]+(i-1)*2*b.widget_margins[0])+"px; }\n";return this.add_style_tag(e)},f.add_style_tag=function(a){var b=c,d=b.createElement("style");return b.getElementsByTagName("head")[0].appendChild(d),d.setAttribute("type","text/css"),d.styleSheet?d.styleSheet.cssText=a:d.appendChild(c.createTextNode(a)),this.$style_tags=this.$style_tags.add(d),this},f.remove_style_tags=function(){this.$style_tags.remove()},f.generate_faux_grid=function(a,b){this.faux_grid=[],this.gridmap=[];var c,d;for(c=b;c>0;c--)for(this.gridmap[c]=[],d=a;d>0;d--)this.add_faux_cell(d,c);return this},f.add_faux_cell=function(b,c){var d=a({left:this.baseX+(c-1)*this.min_widget_width,top:this.baseY+(b-1)*this.min_widget_height,width:this.min_widget_width,height:this.min_widget_height,col:c,row:b,original_col:c,original_row:b}).coords();return a.isArray(this.gridmap[c])||(this.gridmap[c]=[]),this.gridmap[c][b]=!1,this.faux_grid.push(d),this},f.add_faux_rows=function(a){for(var b=this.rows,c=b+(a||1),d=c;d>b;d--)for(var e=this.cols;e>=1;e--)this.add_faux_cell(d,e);return this.rows=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},f.add_faux_cols=function(a){for(var b=this.cols,c=b+(a||1),d=b;c>d;d++)for(var e=this.rows;e>=1;e--)this.add_faux_cell(e,d);return this.cols=c,this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this},f.recalculate_faux_grid=function(){var c=this.$wrapper.width();return this.baseX=(a(b).width()-c)/2,this.baseY=this.$wrapper.offset().top,a.each(this.faux_grid,a.proxy(function(a,b){this.faux_grid[a]=b.update({left:this.baseX+(b.data.col-1)*this.min_widget_width,top:this.baseY+(b.data.row-1)*this.min_widget_height})},this)),this},f.get_widgets_from_DOM=function(){return this.$widgets.each(a.proxy(function(b,c){this.register_widget(a(c))},this)),this},f.generate_grid_and_stylesheet=function(){var c=this.$wrapper.width();this.$wrapper.height();var d=this.options.max_cols,e=Math.floor(c/this.min_widget_width)+this.options.extra_cols,f=this.$widgets.map(function(){return a(this).attr("data-col")}).get();f.length||(f=[0]);var g=Math.max.apply(Math,f),h=this.options.extra_rows;return this.$widgets.each(function(b,c){h+=+a(c).attr("data-sizey")}),this.cols=Math.max(g,e,this.options.min_cols),d&&d>=g&&d<this.cols&&(this.cols=d),this.rows=Math.max(h,this.options.min_rows),this.baseX=(a(b).width()-c)/2,this.baseY=this.$wrapper.offset().top,this.container_width=this.cols*this.options.widget_base_dimensions[0]+2*(this.cols-1)*this.options.widget_margins[0],this.options.autogenerate_stylesheet&&this.generate_stylesheet(),this.generate_faux_grid(this.rows,this.cols)},f.destroy=function(){return a(b).unbind(".gridster"),this.drag_api&&this.drag_api.destroy(),this.remove_style_tags(),this.$el.remove(),this},a.fn.gridster=function(b){return this.each(function(){a(this).data("gridster")||a(this).data("gridster",new d(this,b))})},a.Gridster=f}(jQuery,window,document);
var gridster;
// same object than generated with gridster.serialize() method
var serialization = [
{
col: 1,
row: 1,
size_x: 1,
size_y: 1
},
{
col: 2,
row: 1,
size_x: 1,
size_y: 1
},
{
col: 3,
row: 1,
size_x: 1,
size_y: 1
}
];
$(function(){
gridster = $(".gridster ul").gridster({
max_cols : 3,
max_rows : 1,
widget_base_dimensions: [100, 55],
widget_margins: [5, 5]
}).data('gridster');
$('.js-seralize').on('click', function() {
gridster.remove_all_widgets();
$.each(serialization, function() {
gridster.add_widget('<li />', this.size_x, this.size_y, this.col, this.row);
});
});
});
