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nodes2.html
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nodes2.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN">
<html lang="en">
<head>
<meta charset="utf-8">
<title>Voxe.org : résultat nodes</title>
<script type="text/javascript" src="d3.min.js"></script>
</head>
<body>
<script type="text/javascript" charset="utf-8">
var w = 500, h = 500,r=200;
var vis = d3.select("body").append("svg:svg").attr("width", w).attr("height", h).style('float','left');
var tab = d3.select("body").append("table").attr("width", 100).style('float','left');
var tags = [];
var nodes = [];
var links = [];
var nodeMap = {};
var tagMap = {};
var nodetagMap = {};
var currentnode=null,force,link,liens;
d3.json('liens.json',function(error,liens){
liens.forEach(function(d){
tagMap[d[2]]=tagMap[d[2]] + d[3] || d[3];
nodeMap[d[0]]=tagMap[d[0]] + d[3] || d[3];
nodeMap[d[1]]=tagMap[d[1]] + d[3] || d[3];
nodetagMap[d[0]+','+d[2]]=tagMap[d[0]+','+d[2]] + d[3] || d[3];
nodetagMap[d[1]+','+d[2]]=tagMap[d[1]+','+d[2]] + d[3] || d[3];
});
d3.keys(tagMap).forEach(function(d,i){
tagMap[d]={
label:d,
// weight:tagMap[d],
type:'tag',
rang:i
}
});
d3.keys(nodeMap).forEach(function(d,i){
nodeMap[d]={
label:d,
//weight:nodeMap[d],
type:'pers',
rang:i
}
});
d3.keys(nodetagMap).forEach(function(d){
var link = {
source : nodeMap[d.split(',')[0]],
target : tagMap[d.split(',')[1]],
nbversus : nodetagMap[d]
}
links.push(link);
});
var colortag=d3.scale.category10().domain(d3.keys(tagMap));
var ocolortag=function(d){return (d=='tous')?'black':colortag(d)}
currenttag='tous';
var tags=tab.selectAll('p.tag')
.data(d3.keys(tagMap)).enter()
.append('tr').attr('class','tag')
tags.append('td').append('button')
.style('color',ocolortag)
.style('display','block')
.text(function(d){return d})
.style('font-weight',function(d){return (d=='tous')?'bold':'normal'})
tags.append('td')
.style('text-align','right')
.text(function(d){return d3.format('5.0')(tagMap[d])})
.style('color',ocolortag)
tags.append('td')
.style('text-align','right')
.text(function(d){return d3.format('2.0%')(tagMap[d]*2/d3.sum(d3.values(tagMap)))})
.style('color',ocolortag)
force = d3.layout.force()
.size([w, h])
.nodes(d3.values(tagMap).concat(d3.values(nodeMap)))
// .links(links);//.charge(-300);
var glink=vis.append("svg:g");
creerliens= function creerliens(){
if (currentnode===null){
liens=links
}
else{
liens=links.filter(function (d) {
return (d.source==currentnode)});
}
glink.selectAll("g.link").remove();
if (currentnode!==null){
link = glink.selectAll("g.link")
.data(alier)
.enter().append("svg:g")
.attr("class", "link");
link.append("svg:line")
.attr("class", "link")
.style("stroke", "#555")
.style("stroke-width", 3);
link.append("svg:circle")
.attr("class", "link")
.attr("r", function(d){return 20+Math.sqrt(d.nbversus)/50})
.style("fill", "#EEE")
.style("stroke", "#000")
.style("stroke-width", 1);
link.append("text")
.attr("class", "link")
.attr('fill',ocolortag(currenttag))
.attr('text-anchor','middle')
.text(function(d){return d.nbversus})
// if (typeof link != 'undefined') link.call(positionneLien);
}
}
/*
tags.select('button').on('click',function(){
currenttag=d3.select(this).datum();
tags.select('button').style('font-weight',function(d){
return (d==currenttag)?'bold':'normal'});
creerliens();
})
*/
creerliens();
force.gravity(0)
.links(liens)
.linkDistance(function (d) {
return ( 10/d.nbversus*
d3.sum(links,function (e)
{return (e.source.label==d.source.label)?e.nbversus:0}))})
.linkStrength(0.01)/*function (d) {
return Math.pow(d.nbversus/
d3.sum(links,function (e)
{return (e.source.label==d.source.label)?e.nbversus:0}),2)})
/*
function(d){
return Math.min(
r/d.nbversus/d3.keys(tagMap).length*d3.sum(links,
function (e){
return (e.source.label==d.source.label)?e.nbversus:0})
,r*1,5) })*/
// .charge(-500)
var g=1;
var node = vis.selectAll("g.node")
.data(force.nodes())
.enter().append("svg:g")
.attr("class", "node");
force.nodes().forEach(function(d,i) {
if (d.type=='tag') {
var angl=d.rang*2*Math.PI/(d3.keys(tagMap).length);
d.x=w/2+r*Math.sin(angl);
d.y=h/2+r*Math.cos(angl);
}
else {
var angl=d.rang*2*Math.PI/(d3.keys(nodeMap).length);
d.x=w/2+r/3*Math.sin(angl);
d.y=h/2+r/3*Math.cos(angl);
}
});
force.start();
node.append("svg:circle").attr("r", 40)
.style("fill", function(d){return (d.type=='pers')?"#555":ocolortag(d.label)})
.style("stroke", "#000")
.style("stroke-width", 1);
node.append("text")
.attr('fill','white')
.attr('text-anchor','middle')
.attr("transform", "translate(0,-5)")
.text(function(d){return d.label.split(' ')[0]})
node.append("text")
.attr('fill','white')
.attr('text-anchor','middle')
.attr("transform", "translate(0,15)")
.text(function(d){var s=d.label.split(' '); return (s.length==3) ? (s[1]+' '+s[2]): s[1]})
node.call(force.drag);
var positionneLien = function() {
this.select('line.link')
.attr("x1", function(d) {return d.source.x;})
.attr("y1", function(d) {return d.source.y;})
.attr("x2", function(d) {return d.target.x;})
.attr("y2", function(d) {return d.target.y;});
this.select('circle.link')
.attr("cx", function(d) {return (d.source.x+d.target.x)/2;})
.attr("cy", function(d) {return (d.source.y+d.target.y)/2;});
this.select('text.link')
.attr("transform", function(d) {
return "translate(" + (d.source.x+d.target.x)/2 +
"," + ((d.source.y+d.target.y)/2+5) + ")";
});
}
var updateNode = function() {
this.attr("transform", function(d) {
return "translate(" + d.x + "," + d.y + ")";
});
}
var clicknode = function() {
if (currentnode==d3.select(this).datum())
{
console.log('thesame');
currentnode=null;
creerliens();
return
}
currentnode=d3.select(this).datum()
node.select('circle')
.filter(function(d){return d.type=='pers'})
.attr('r',function(d){return (d==currentnode)?80:30})
currentnode=d3.select(this).datum();
creerliens();
/* force.nodes().forEach(function(d){
if (d.type=='tag') {return}
if (d==currentnode) {d.x=w/2;d.y=h/2;d.fixed=true;}
else {
var rand=Math.random() * 2*Math.PI;
d.x=w/4*(2+Math.sin(rand));
d.y=h/4*(2+Math.cos(rand));
d.fixed=false;
}
d.px=d.x;
d.py=d.y;
})*/
}
node.on('click',clicknode);
force.on("tick", function() {
force.nodes().forEach(function(d, i) {
var dx= d.x-w/2;
var dy= d.y-h/2;
var distq=dx*dx+dy*dy
var sens=(d.type=='pers')?-1:5
d.x += sens*g*dx/distq;
d.y += sens*g*dy/distq;
});
node.call(updateNode);
if (typeof link != 'undefined') link.call(positionneLien);
});
});//});
</script>
</body>
</html>