index.html

<!DOCTYPE html>
<meta charset="utf-8">
<style>.link {  fill: none;  stroke: #666;  stroke-width: 1.5px;}#licensing {  fill: green;}.link.licensing {  stroke: green;}.link.resolved {  stroke-dasharray: 0,2 1;}circle {  fill: #ccc;  stroke: #333;  stroke-width: 1.5px;}text {  font: 12px Microsoft YaHei;  pointer-events: none;  text-shadow: 0 1px 0 #fff, 1px 0 0 #fff, 0 -1px 0 #fff, -1px 0 0 #fff;}.linetext {    font-size: 12px Microsoft YaHei;}</style>
<body>
<script src="https://d3js.org/d3.v3.min.js"></script>
<script>

var links = 
[
{source: '猫[猫科猫属动物]', target: '猫', type: 'resolved', 'rela': '中文学名'},
{source: '猫[猫科猫属动物]', target: 'Felinae', type: 'resolved', 'rela': '拉丁学名'},
{source: '猫[猫科猫属动物]', target: '猫咪、家猫、野猫', type: 'resolved', 'rela': '别称'},
{source: '猫[猫科猫属动物]', target: 'Feliscatus', type: 'resolved', 'rela': '二名法'},
{source: '猫[猫科猫属动物]', target: '动物界', type: 'resolved', 'rela': '界'},
{source: '猫[猫科猫属动物]', target: '脊索动物门', type: 'resolved', 'rela': '门'},
{source: '猫[猫科猫属动物]', target: '脊椎动物亚门', type: 'resolved', 'rela': '亚门'},
{source: '猫[猫科猫属动物]', target: '哺乳纲', type: 'resolved', 'rela': '纲'},
{source: '猫[猫科猫属动物]', target: '食肉目', type: 'resolved', 'rela': '目'},
{source: '猫[猫科猫属动物]', target: '猫科', type: 'resolved', 'rela': '科'},
{source: '猫[猫科猫属动物]', target: '猫亚科', type: 'resolved', 'rela': '亚科'},
{source: '猫[猫科猫属动物]', target: '猫属', type: 'resolved', 'rela': '属'},
{source: '猫[猫科猫属动物]', target: '猫种', type: 'resolved', 'rela': '种'},
{source: '猫[猫科猫属动物]', target: '全世界（除南极洲，无野生种）', type: 'resolved', 'rela': '分布区域'},
{source: '猫[猫科猫属动物]', target: 'cat', type: 'resolved', 'rela': '英文名'},
{source: '猫[猫科猫属动物]', target: '猫咪', type: 'resolved', 'rela': '别称'},
{source: '猫[猫科猫属动物]', target: '分布于全世界。', type: 'resolved', 'rela': '分布区域'},
{source: '猫[猫科猫属动物]', target: '猫', type: 'resolved', 'rela': '中文名'},
{source: '猫[猫科猫属动物]', target: 'cat', type: 'resolved', 'rela': '外文名'},
{source: '猫[猫科猫属动物]', target: '猫咪', type: 'resolved', 'rela': '别名'},
{source: '猫[猫科猫属动物]', target: '家猫', type: 'resolved', 'rela': '别名'},
{source: '猫[猫科猫属动物]', target: '野猫', type: 'resolved', 'rela': '别名'},
];

var nodes = {};

links.forEach(function(link)
{
  link.source = nodes[link.source] || (nodes[link.source] = {name: link.source});
  link.target = nodes[link.target] || (nodes[link.target] = {name: link.target});
});

var width = 1920, height = 1080;

var force = d3.layout.force()
    .nodes(d3.values(nodes))
    .links(links)
    .size([width, height])
    .linkDistance(180)
    .charge(-1500)
    .on("tick", tick)
    .start();

var svg = d3.select("body").append("svg")
    .attr("width", width)
    .attr("height", height);

var marker=
    svg.append("marker")
    .attr("id", "resolved")
    .attr("markerUnits","userSpaceOnUse")
    .attr("viewBox", "0 -5 10 10")
    .attr("refX",32)
    .attr("refY", -1)
    .attr("markerWidth", 12)
    .attr("markerHeight", 12)
    .attr("orient", "auto")
    .attr("stroke-width",2)
    .append("path")
    .attr("d", "M0,-5L10,0L0,5")
    .attr('fill','#000000');

var edges_line = svg.selectAll(".edgepath")
    .data(force.links())
    .enter()
    .append("path")
    .attr({
          'd': function(d) {return 'M '+d.source.x+' '+d.source.y+' L '+ d.target.x +' '+d.target.y},
          'class':'edgepath',
          'id':function(d,i) {return 'edgepath'+i;}})
    .style("stroke",function(d){
         var lineColor;
		 lineColor="#B43232";
         return lineColor;
     })
    .style("pointer-events", "none")
    .style("stroke-width",0.5)
    .attr("marker-end", "url(#resolved)" );

var edges_text = svg.append("g").selectAll(".edgelabel")
.data(force.links())
.enter()
.append("text")
.style("pointer-events", "none")
.attr({  'class':'edgelabel',
               'id':function(d,i){return 'edgepath'+i;},
               'dx':80,
               'dy':0
               });

edges_text.append('textPath')
.attr('xlink:href',function(d,i) {return '#edgepath'+i})
.style("pointer-events", "none")
.text(function(d){return d.rela;});

var circle = svg.append("g").selectAll("circle")
    .data(force.nodes())
    .enter().append("circle")
    .style("fill",function(node){
        var color;
        var link=links[node.index];
		color="#F9EBF9";
        return color;
    })
    .style('stroke',function(node){ 
        var color;
        var link=links[node.index];
		color="#A254A2";
        return color;
    })
    .attr("r", 28)
    .on("click",function(node)
	{
        edges_line.style("stroke-width",function(line){
            console.log(line);
            if(line.source.name==node.name || line.target.name==node.name){
                return 4;
            }else{
                return 0.5;
            }
        });
    })
    .call(force.drag);

var text = svg.append("g").selectAll("text")
    .data(force.nodes())
    .enter()
    .append("text")
    .attr("dy", ".35em")  
    .attr("text-anchor", "middle")
    .style('fill',function(node){
        var color;
        var link=links[node.index];
		color="#A254A2";
        return color;
    }).attr('x',function(d){
        var re_en = /[a-zA-Z]+/g;
        if(d.name.match(re_en)){
             d3.select(this).append('tspan')
             .attr('x',0)
             .attr('y',2)
             .text(function(){return d.name;});
        }
        
        else if(d.name.length<=4){
             d3.select(this).append('tspan')
            .attr('x',0)
            .attr('y',2)
            .text(function(){return d.name;});
        }else{
            var top=d.name.substring(0,4);
            var bot=d.name.substring(4,d.name.length);

            d3.select(this).text(function(){return '';});

            d3.select(this).append('tspan')
                .attr('x',0)
                .attr('y',-7)
                .text(function(){return top;});

            d3.select(this).append('tspan')
                .attr('x',0)
                .attr('y',10)
                .text(function(){return bot;});
        }
    });

function tick() {
  circle.attr("transform", transform1);
  text.attr("transform", transform2);

  edges_line.attr('d', function(d) { 
      var path='M '+d.source.x+' '+d.source.y+' L '+ d.target.x +' '+d.target.y;
      return path;
  });  
    
  edges_text.attr('transform',function(d,i){
        if (d.target.x<d.source.x){
            bbox = this.getBBox();
            rx = bbox.x+bbox.width/2;
            ry = bbox.y+bbox.height/2;
            return 'rotate(180 '+rx+' '+ry+')';
        }
        else {
            return 'rotate(0)';
        }
   });
}

function linkArc(d) {
  return 'M '+d.source.x+' '+d.source.y+' L '+ d.target.x +' '+d.target.y
}

function transform1(d) {
  return "translate(" + d.x + "," + d.y + ")";
}
function transform2(d) {
      return "translate(" + (d.x) + "," + d.y + ")";
}

</script>