Javascript D3.js在气泡图中消失气泡
我试图为一个数组显示一个D3气泡图,该数组可以包含一些0值。如果0的数量达到高位,气泡开始“消失”。请参见此示例(它应显示10个气泡): 我做错什么了吗Javascript D3.js在气泡图中消失气泡,javascript,svg,d3.js,circle-pack,Javascript,Svg,D3.js,Circle Pack,我试图为一个数组显示一个D3气泡图,该数组可以包含一些0值。如果0的数量达到高位,气泡开始“消失”。请参见此示例(它应显示10个气泡): 我做错什么了吗 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="content-typ
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1">
<meta name="language" content="de">
<title>Disappearing bubble Problem</title>
<meta http-equiv="Content-Script-Type" content="text/javascript">
<script type="text/javascript" src="http://d3js.org/d3.v2.min.js"></script>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.8.3.min.js"></script>
<script type='text/javascript'>
$(document).ready(function(){
var r = 700
var bubble_layout = d3.layout.pack()
.size([r,r])
.padding(1.5);
var vis = d3.select("#chart").append("svg")
.attr("width" , r)
.attr("height", r)
var arr = [
{ name : '1', value: 1 }
,{ name : '2', value: 1 }
,{ name : '3', value: 1 }
,{ name : '4', value: 1 }
,{ name : '5', value: 1 }
,{ name : '6', value: 1 }
,{ name : '7', value: 1 }
,{ name : '8', value: 1 }
,{ name : '9', value: 1 }
,{ name : '10', value: 1 }
,{ name : '11', value: 0 } //Adding data elements with value 0 makes bubbles disappear
,{ name : '12', value: 0 }
,{ name : '13', value: 0 }
,{ name : '14', value: 0 }
,{ name : '15', value: 0 }
,{ name : '16', value: 0 }
,{ name : '17', value: 0 }
,{ name : '18', value: 0 }
,{ name : '19', value: 0 }
,{ name : '20', value: 0 }
,{ name : '21', value: 0 }
,{ name : '22', value: 0 }
,{ name : '23', value: 0 }
,{ name : '24', value: 0 }
,{ name : '25', value: 0 }
,{ name : '26', value: 0 }
,{ name : '27', value: 0 }
,{ name : '28', value: 0 }
,{ name : '29', value: 0 }
,{ name : '30', value: 0 }
,{ name : '31', value: 0 }
,{ name : '32', value: 0 }
,{ name : '33', value: 0 }
,{ name : '34', value: 0 }
,{ name : '35', value: 0 }
,{ name : '36', value: 0 }
];
var selection = vis.selectAll("g.node")
.data(bubble_layout.nodes({children: arr}).filter(function(d) { return !d.children; }) );
//Enter
node = selection.enter().append("g")
.attr("class", "node")
.attr("transform", function(d) { return "translate(" + d.x + ", " + d.y + ")"; });
node.append("circle")
.attr("r", function(d) { return d.r; })
.style("fill", function(d) { return 'aaaaaa'; });
node.append("text")
.attr("text-anchor", "middle")
.attr("dy", ".3em")
.text(function(d) { return d.name; });
} );
</script>
</head>
<body>
<span id='chart'>
</body>
</html>
消失的泡沫问题
$(文档).ready(函数(){
var r=700
var bubble_layout=d3.layout.pack()
.尺寸([r,r])
.填充(1.5);
var vis=d3.选择(“图表”).追加(“svg”)
.attr(“宽度”,r)
.attr(“高度”,r)
var arr=[
{name:'1',值:1}
,{name:'2',值:1}
,{name:'3',值:1}
,{name:'4',值:1}
,{name:'5',值:1}
,{name:'6',值:1}
,{name:'7',值:1}
,{name:'8',值:1}
,{name:'9',值:1}
,{name:'10',值:1}
,{name:'11',value:0}//添加值为0的数据元素会使气泡消失
,{name:'12',值:0}
,{name:'13',值:0}
,{name:'14',值:0}
,{name:'15',值:0}
,{name:'16',值:0}
,{name:'17',值:0}
,{name:'18',值:0}
,{name:'19',值:0}
,{name:'20',值:0}
,{name:'21',值:0}
,{name:'22',值:0}
,{name:'23',值:0}
,{name:'24',值:0}
,{name:'25',值:0}
,{name:'26',值:0}
,{name:'27',值:0}
,{name:'28',值:0}
,{name:'29',值:0}
,{name:'30',值:0}
,{name:'31',值:0}
,{name:'32',值:0}
,{name:'33',值:0}
,{name:'34',值:0}
,{name:'35',值:0}
,{name:'36',值:0}
];
var selection=vis.selectAll(“g.node”)
.data(bubble_layout.nodes({children:arr}).filter(函数(d){return!d.children;}));
//进入
node=selection.enter().append(“g”)
.attr(“类”、“节点”)
.attr(“transform”,函数(d){return“translate”(“+d.x+”,“+d.y+”)”);});
node.append(“圆”)
.attr(“r”,函数(d){返回d.r;})
.style(“fill”,函数(d){返回'aaaaaa';});
node.append(“文本”)
.attr(“文本锚定”、“中间”)
.attr(“dy”,“.3em”)
.text(函数(d){返回d.name;});
} );
您的圆不会消失,它们会被渲染,但会被其他圆覆盖
您可以将包布局的排序顺序更改为升序以外的其他顺序,这是默认设置。它可以设置为null
var bubble_layout = d3.layout.pack()
.sort(null) // <-- HERE
.size([r,r])
.padding(1.5);
var bubble\u layout=d3.layout.pack()
.sort(null)//0//
var node = selection.enter().append("g")
.attr("class", "node")
.attr("transform", function(d) {
return "translate(" + d.x + ", " + d.y + ")";
})
.filter(function(d){
return d.value > 0; // <-- HERE
})