Old school D3 from simpler times

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Naram22

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TP 6 DataViz v2

Built with blockbuilder.org

forked from nbonneel's block: TP 6 DataViz

forked from Naram22's block: TP 6 DataViz v2

forked from Naram22's block: TP 6 DataViz v2

forked from Naram22's block: TP 6 DataViz v2

<!DOCTYPE html>
<meta charset="utf-8">
<style>

.links line {
  stroke: #999;
  stroke-opacity: 0.6;
}

.nodes circle {
  stroke: #fff;
  stroke-width: 1.5px;
}

</style>
<svg width="960" height="600"></svg>
<script src="https://d3js.org/d3.v4.min.js"></script>
<script>

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

var color = d3.scaleOrdinal(d3.schemeCategory20);

var simulation = d3.forceSimulation()
    .force("link", d3.forceLink().id(function(d) { return d.id; }))
    .force("charge", d3.forceManyBody())
    .force("center", d3.forceCenter(width / 2, height / 2));

var Vote = {};
  
d3.json("scrutins_test.json", function(error, graph) {
  if (error) throw error;
 
  for (var i=0;i<graph.scrutins.scrutin.length;i++){
    if(graph.scrutins.scrutin[i].dateScrutin.indexOf(2015)==0){
	Vote[i] = {"tab1":[],"tab2":[]};
     var scrutin=graph.scrutins.scrutin[i]
     console.log(i)
     var l=0;
     var m=0; 
      for (var j=0;j<7;j++){
        pour=scrutin.ventilationVotes.organe.groupes.groupe[j].vote.decompteNominatif.pours;
        if (pour !== null){
          if (typeof pour.votant.length == 'undefined'){
			       Vote[i].tab1[l]=[pour.votant.acteurRef,scrutin.ventilationVotes.organe.groupes.groupe[j].organeRef];
            l=l+1;
          }
				for (var k=0;k<pour.votant.length;k++){
  
					Vote[i].tab1[l+k]=[pour.votant[k].acteurRef,scrutin.ventilationVotes.organe.groupes.groupe[j].organeRef];
				}
          l=l+k
			}
        
	   var contre=scrutin.ventilationVotes.organe.groupes.groupe[j].vote.decompteNominatif.contres;
        if (contre !== null){
			    if (typeof contre.votant.length == 'undefined'){
			       Vote[i].tab2[m]=[contre.votant.acteurRef,scrutin.ventilationVotes.organe.groupes.groupe[j].organeRef];
            m=m+1;
          }
				for (var k=0;k<contre.votant.length;k++){
          Vote[i].tab2[m+k]=[contre.votant[k].acteurRef,scrutin.ventilationVotes.organe.groupes.groupe[0].organeRef];
				    
				}
			  m=m+k
        }
      } 
    }
}
  
var member={};
  for (var i=0;i<213;i++){
    for (var j=0;j<Vote[i].tab1.length;j++){
      if ( isNaN(member[Vote[i].tab1[j][0]])){
        member[Vote[i].tab1[j][0]]=Vote[i].tab1[j][1]
      }
    }
    for (var j=0;j<Vote[i].tab2.length;j++){
      if ( isNaN(member[Vote[i].tab2[j][0]])){
        member[Vote[i].tab2[j][0]]=Vote[i].tab2[j][1]
      }
    }
  }

var resultat = {};
	resultat["nodes"] = [];
	resultat["links"] = [];

for (keys in member){  
      resultat.nodes.push
	({"id": keys, "group": member[keys]});    
  }

var link={};
//link[Vote[0].tab1[0] + Vote[0].tab1[1]] = 0;
  //console.log(link)
  
 
  var l=0;
  for (var i=0;i<213;i++){ // 213 corrspond
   for (var j=0;j<Vote[i].tab1.length;j++){
     for (var k=j+1;k<Vote[i].tab1.length-1;k++){
       var tab =[Vote[i].tab1[j][0],Vote[i].tab1[k][0]];
       tab.sort;
       if ( isNaN(link[tab[0]+" "+tab[1]])){
        link[tab[0]+" "+tab[1]]=1; 
       }else{
     link[tab[0]+" "+tab[1]]=link[tab[0]+" "+tab[1]]+1
       }
     }
    
   }      
  }
  
  
   for (var i=0;i<213;i++){ // 213 corrspond
   for (var j=0;j<Vote[i].tab2.length;j++){
     for (var k=j+1;k<Vote[i].tab2.length-1;k++){
       var tab =[Vote[i].tab2[j][0],Vote[i].tab2[k][0]];
       tab.sort;
       if ( isNaN(link[tab[0]+" "+tab[1]])){
        link[tab[0]+" "+tab[1]]=1; 
       }else{
     link[tab[0]+" "+tab[1]]=link[tab[0]+" "+tab[1]]+1
       }
     }
    
   }      
  }
  
  
  
  for (keys in link){
    if(link[keys]>=20){
      resultat.links.push
	({"source": keys.split(" ")[0], "target": keys.split(" ")[1], "value": link[keys]});
      }
  }
  
  console.log(resultat)

var link = svg.append("g")
        .attr("class", "links")
        .selectAll("line")
        .data(resultat.links)
        .enter().append("line")
       .attr("stroke-width", function(d) { return Math.pow(d.value,0.25); });

var node = svg.append("g")
      .attr("class", "nodes")
    .selectAll("circle")
    .data(resultat.nodes)
    .enter().append("circle")
      .attr("r", 5)
      .attr("fill", function(d) { return color(d.group); })
      .call(d3.drag()
          .on("start", dragstarted)
          .on("drag", dragged)
          .on("end", dragended));

node.append("title")
      .text(function(d) { return d.id; });

simulation
      .nodes(resultat.nodes)
      .on("tick", ticked);

simulation.force("link")
      .links(resultat.links);

function ticked() {
    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; });

node
        .attr("cx", function(d) { return d.x; })
        .attr("cy", function(d) { return d.y; });
  }
  
});

function dragstarted(d) {
  if (!d3.event.active) simulation.alphaTarget(0.3).restart();
  d.fx = d.x;
  d.fy = d.y;
}

function dragged(d) {
  d.fx = d3.event.x;
  d.fy = d3.event.y;
}

function dragended(d) {
  if (!d3.event.active) simulation.alphaTarget(0);
  d.fx = null;
  d.fy = null;
}

</script>

https://d3js.org/d3.v4.min.js