block by ramnathv 7063641

7063641

Full Screen

index.html

<!doctype HTML>
<meta charset = 'utf-8'>
<html>
  <head>
    <link rel='stylesheet' href='//timelyportfolio.github.io/rCharts_d3_sankey/libraries/widgets/d3_sankey/css/sankey.css'>
    
    <script src='//timelyportfolio.github.io/rCharts_d3_sankey/libraries/widgets/d3_sankey/js/d3.v3.js' type='text/javascript'></script>
    <script src='//timelyportfolio.github.io/rCharts_d3_sankey/libraries/widgets/d3_sankey/js/sankey.js' type='text/javascript'></script>
    
    <style>
    .rChart {
      display: block;
      margin-left: auto; 
      margin-right: auto;
      width: 512px;
      height: 400px;
    }
    </style>
    
  </head>
  <body>
    <div id='sankey1' class='rChart d3_sankey'></div>  
    
    <!--Attribution:
Mike Bostock https://github.com/d3/d3-plugins/tree/master/sankey
Mike Bostock //bost.ocks.org/mike/sankey/
-->

<script>
(function(){
var params = {
 "dom": "sankey1",
"width":    512,
"height":    400,
"data": {
 "source": [ "DSS ($155M 9%)", "GENX-ICR ($143M 9%)", "GENX-Other ($48M 3%)", "GENX-State Approp ($201M 12%)", "GENX-Tuition ($283M 17%)", "GTF ($98M 6%)", "DSS ($155M 9%)", "DSS ($155M 9%)", "DSS ($155M 9%)", "DSS ($155M 9%)", "GENX-ICR ($143M 9%)", "GENX-Other ($48M 3%)", "GENX-Tuition ($283M 17%)", "GTF ($98M 6%)", "DSS ($155M 9%)", "GENX-Other ($48M 3%)", "GENX-State Approp ($201M 12%)", "GENX-Tuition ($283M 17%)", "GTF ($98M 6%)", "Sponsored ($482M 29%)", "GTAA ($16M 1%)", "Agency Funds ($158M 10%)", "Endowments ($2M 0%)", "DSS ($155M 9%)", "DSS ($155M 9%)", "GENX-ICR ($143M 9%)", "GENX-Other ($48M 3%)", "GENX-ResCons ($6M 0%)", "GENX-State Approp ($201M 12%)", "GENX-Tuition ($283M 17%)", "GTF ($98M 6%)", "Plant Funds ($30M 2%)", "Sponsored ($482M 29%)", "Student activities ($20M 1%)", "DSS ($155M 9%)", "GENX-State Approp ($201M 12%)", "GTF ($98M 6%)", "GTRC ($15M 1%)", "Sponsored ($482M 29%)", "DSS ($155M 9%)", "GENX-ICR ($143M 9%)", "GENX-Other ($48M 3%)", "GENX-State Approp ($201M 12%)", "GENX-Tuition ($283M 17%)", "GTF ($98M 6%)", "GTRC ($15M 1%)", "Sponsored ($482M 29%)", "DSS ($155M 9%)", "Agency Funds ($158M 10%)", "GTF ($98M 6%)", "Sponsored ($482M 29%)", "GENX-Tuition ($283M 17%)", "GTF ($98M 6%)", "Student activities ($20M 1%)", "DSS ($155M 9%)" ],
"target": [ "Academic Support ($53M 3%)", "Academic Support ($53M 3%)", "Academic Support ($53M 3%)", "Academic Support ($53M 3%)", "Academic Support ($53M 3%)", "Academic Support ($53M 3%)", "Food Services ($23M 1%)", "Health Services ($7M 0%)", "Housing ($45M 3%)", "Institute Support ($66M 4%)", "Institute Support ($66M 4%)", "Institute Support ($66M 4%)", "Institute Support ($66M 4%)", "Institute Support ($66M 4%)", "Instruction ($239M 14%)", "Instruction ($239M 14%)", "Instruction ($239M 14%)", "Instruction ($239M 14%)", "Instruction ($239M 14%)", "Instruction ($239M 14%)", "Intercollegiate Athletics ($16M 1%)", "Other codes ($111M 7%)", "Other codes ($111M 7%)", "Other Service Units ($5M 0%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Plant ($231M 14%)", "Public Service ($36M 2%)", "Public Service ($36M 2%)", "Public Service ($36M 2%)", "Public Service ($36M 2%)", "Public Service ($36M 2%)", "Research ($671M 40%)", "Research ($671M 40%)", "Research ($671M 40%)", "Research ($671M 40%)", "Research ($671M 40%)", "Research ($671M 40%)", "Research ($671M 40%)", "Research ($671M 40%)", "Stores and Shops ($14M 1%)", "Student aid ($92M 6%)", "Student aid ($92M 6%)", "Student aid ($92M 6%)", "Student Services ($35M 2%)", "Student Services ($35M 2%)", "Student Services ($35M 2%)", "Transportation and Parking ($14M 1%)" ],
"value": [  1.041,  1.073,   1.13,  5.539, 41.977,    2.3, 22.636,  7.066, 45.419,  2.497, 22.333, 23.261, 42.023,  2.786, 18.765,  7.695, 106.17, 86.878, 13.082,  6.257, 16.272, 109.16,  1.664,  5.275,   3.73, 49.107, 13.944,  5.897, 17.825,  64.19, 37.783, 30.027,   6.48,  1.574,    2.5,  8.274,   3.05,  1.182, 19.595, 17.826, 70.608,  1.643, 90.404, 33.911, 17.531, 13.752, 425.62, 13.812, 49.079, 19.944, 23.106, 13.977,  1.941, 18.396, 13.869 ] 
},
"nodeWidth":     25,
"nodePadding":      8,
"layout":     32,
"id": "sankey1" 
};

params.units ? units = " " + params.units : units = "";

//hard code these now but eventually make available
var formatNumber = d3.format("0,.0f"),    // zero decimal places
    format = function(d) { return formatNumber(d) + units; },
    color = d3.scale.category20();

if(params.labelFormat){
  formatNumber = d3.format(".2%");
}

var svg = d3.select('#' + params.id).append("svg")
    .attr("width", params.width)
    .attr("height", params.height);
    
var sankey = d3.sankey()
    .nodeWidth(params.nodeWidth)
    .nodePadding(params.nodePadding)
    .layout(params.layout)
    .size([params.width,params.height]);
    
var path = sankey.link();
    
var data = params.data,
    links = [],
    nodes = [];
    
//get all source and target into nodes
//will reduce to unique in the next step
//also get links in object form
data.source.forEach(function (d, i) {
    nodes.push({ "name": data.source[i] });
    nodes.push({ "name": data.target[i] });
    links.push({ "source": data.source[i], "target": data.target[i], "value": +data.value[i] });
}); 

//now get nodes based on links data
//thanks Mike Bostock https://groups.google.com/d/msg/d3-js/pl297cFtIQk/Eso4q_eBu1IJ
//this handy little function returns only the distinct / unique nodes
nodes = d3.keys(d3.nest()
                .key(function (d) { return d.name; })
                .map(nodes));

//it appears d3 with force layout wants a numeric source and target
//so loop through each link replacing the text with its index from node
links.forEach(function (d, i) {
    links[i].source = nodes.indexOf(links[i].source);
    links[i].target = nodes.indexOf(links[i].target);
});

//now loop through each nodes to make nodes an array of objects rather than an array of strings
nodes.forEach(function (d, i) {
    nodes[i] = { "name": d };
});

sankey
  .nodes(nodes)
  .links(links)
  .layout(params.layout);
  
var link = svg.append("g").selectAll(".link")
  .data(links)
.enter().append("path")
  .attr("class", "link")
  .attr("d", path)
  .style("stroke-width", function (d) { return Math.max(1, d.dy); })
  .sort(function (a, b) { return b.dy - a.dy; });

link.append("title")
  .text(function (d) { return d.source.name + " → " + d.target.name + "\n" + format(d.value); });

var node = svg.append("g").selectAll(".node")
  .data(nodes)
.enter().append("g")
  .attr("class", "node")
  .attr("transform", function (d) { return "translate(" + d.x + "," + d.y + ")"; })
.call(d3.behavior.drag()
  .origin(function (d) { return d; })
  .on("dragstart", function () { this.parentNode.appendChild(this); })
  .on("drag", dragmove));

node.append("rect")
  .attr("height", function (d) { return d.dy; })
  .attr("width", sankey.nodeWidth())
  .style("fill", function (d) { return d.color = color(d.name.replace(/ .*/, "")); })
  .style("stroke", function (d) { return d3.rgb(d.color).darker(2); })
.append("title")
  .text(function (d) { return d.name + "\n" + format(d.value); });

node.append("text")
  .attr("x", -6)
  .attr("y", function (d) { return d.dy / 2; })
  .attr("dy", ".35em")
  .attr("text-anchor", "end")
  .attr("transform", null)
  .text(function (d) { return d.name; })
.filter(function (d) { return d.x < params.width / 2; })
  .attr("x", 6 + sankey.nodeWidth())
  .attr("text-anchor", "start");

// the function for moving the nodes
  function dragmove(d) {
    d3.select(this).attr("transform", 
        "translate(" + (
                   d.x = Math.max(0, Math.min(params.width - d.dx, d3.event.x))
                ) + "," + (
                   d.y = Math.max(0, Math.min(params.height - d.dy, d3.event.y))
                ) + ")");
        sankey.relayout();
        link.attr("d", path);
  }
})();
</script>
    
  </body>
</html>