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plot_treemap.html
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plot_treemap.html
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<!DOCTYPE html>
<meta charset="utf-8">
<head>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script src="http://d3js.org/d3.v3.min.js"></script>
<script src="http://cdnjs.cloudflare.com/ajax/libs/d3/2.7.4/d3.layout.min.js"></script>
<script src="js/loading_indicator.js"></script>
<link rel="stylesheet" type="text/css" href="css/loading_indicator.css">
<style>
body {
font: 12px sans-serif;
}
/*body {*/
/*font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;*/
/*margin: auto;*/
/*position: relative;*/
/*width: 960px;*/
/*}*/
/*form {*/
/*position: absolute;*/
/*right: 10px;*/
/*top: 10px;*/
/*}*/
.node {
border: solid 1px white;
font: 10px sans-serif;
line-height: 12px;
overflow: hidden;
position: absolute;
text-indent: 2px;
}
#hoverinfo{
background-color: #ffffff;
border: 2px solid;
border-radius: 5px;
padding: 5px 5px 5px 5px;
}
</style>
</head>
<body>
<form>
Start_DateTime <i>(YYYY-MM-DD H:M:S)</i>: <input type="text" id="startdate" value="2013-10-01 00:00:00">
End_DateTime <i>(YYYY-MM-DD H:M:S)</i>: <input type="text" id="enddate" value="2013-10-02 00:00:00">
Direction:
<select id="dir">
<option value="all">all</option>
<option value="NS">N&S</option>
<option value="WE">W&E</option>
<option value="N">N</option>
<option value="S">S</option>
<option value="W">W</option>
<option value="E">E</option>
<option value="RL">RL</option>
</select>
<input type="button" value="Generate" onclick="generate()">
</form>
<p><i>This visualization takes a few seconds to process. The newest figure will be appended at the end of page.</i></p>
<p><i>Switch the below radio buttons after the Tree Map is generated. </i></p>
<hr>
<div id="radiomode">
Value:
<label><input type="radio" name="mode" value="vol" checked> Volume</label>
<label><input type="radio" name="mode" value="spd"> Speed</label>
<label><input type="radio" name="mode" value="count"> Count</label>
</div>
<div id="radioshowname">
Show:
<label><input type="radio" name="showname" value="acisa" checked> ACISA</label>
<label><input type="radio" name="showname" value="corridor"> Corridor</label>
</div>
<div id="plotarea"></div>
<div id="hoverinfo" style="visibility: hidden"></div>
<script type="text/javascript">
var corrnamelist = {};
$.getJSON("http://10.41.20.61:10808/dataviz/datavizcgi.py?method=getcorridor", function(data) {
$.each(data, function(k, v) {
corrnamelist[v['name']] = 0;
});
});
var margin = {top: 40, right: 10, bottom: 10, left: 10},
width = 1200 - margin.left - margin.right,
height = 600 - margin.top - margin.bottom;
var color = d3.scale.category20c();
var treemap = d3.layout.treemap()
.size([width, height])
.sticky(true)
.value(function(d) { return d.volume; });
var div = d3.select("#plotarea").append("div")
.style("position", "relative")
.style("width", (width + margin.left + margin.right) + "px")
.style("height", (height + margin.top + margin.bottom) + "px")
.style("left", margin.left + "px")
.style("top", margin.top + "px");
var node = null;
$("body").click(function(){
$("#hoverinfo").css("visibility","hidden");
});
function generate() {
loading_indicator_trigger();
if(node != null){
$("#plotarea").empty();
// treemap automatically cached, need to make a new instance
treemap = d3.layout.treemap()
.size([width, height])
.sticky(true)
.value(function(d) { return d.volume; });
div = d3.select("#plotarea").append("div")
.style("position", "relative")
.style("width", (width + margin.left + margin.right) + "px")
.style("height", (height + margin.top + margin.bottom) + "px")
.style("left", margin.left + "px")
.style("top", margin.top + "px");
node = null;
}
// query = "test.json";
query = "http://10.41.20.61:10808/dataviz/datavizcgi.py?method=query_by_time_region&target_plot=TMP&start_date=" + $("#startdate").val() + "&end_date=" + $("#enddate").val() + "&dir=" + $("#dir option:selected").val();
console.log("load started.");
console.log(query);
var dtop = $("#plotarea").position().top;
var dleft = $("#plotarea").position().left;
d3.json(query, function (error, root) {
node = div.datum(root).selectAll(".node")
.data(treemap.nodes)
.enter().append("div")
.attr("class", "node")
.call(position)
.style("background", function(d) {
// color scheme
if(d.corridor && d.corridor in corrnamelist) {
return color(d.corridor.split("").reverse().join(""));
}
else{
var dirname = $("#dir option:selected").val();
if(dirname == "all" || dirname == "WE" || dirname =="NS")
return d.children ? color(d.name) : null;
else
return color(d.name);
}
})
.text(function(d) {
if (Math.max(0, d.dx - 1) > 25 && Math.max(0, d.dy - 1) > 10) {
return d.children ? null : d.name;
}
else
return null;
})
.on("mouseover", function(d) {
//handle hover information
htmlstr = d.name + "<br>Vol: " + d.volume + "<br>Speed: " + d.speed;
if(d.corridor){
htmlstr += "<br>Corridor: " + d.corridor;
}
var divtop = (parseFloat(d.x) + dleft).toString() + "px";
var divleft = (parseFloat(d.y) + dtop).toString() + "px";
$("#hoverinfo").html(htmlstr)
.css("visibility","visible")
.css("position","absolute")
.css("left", divtop)
.css("top", divleft);
});
// .on("mouseleave", function(){ $("#hoverinfo").css("visibility","hidden"); });
d3.selectAll("input").on("change", function change() {
var selectedmode = "";
var selected = $("#radiomode input[type='radio']:checked");
if (selected.length > 0) {
selectedmode = selected.val();
}
var selectedshowname ="";
selected = $("#radioshowname input[type='radio']:checked");
if (selected.length > 0) {
selectedshowname = selected.val();
}
var value;
if (selectedmode === "vol"){ value = function(d) { return d.volume; } }
else if(selectedmode === "spd") { value = function(d) { return d.speed; } }
else if(selectedmode === "count"){ value = function() { return 1; }}
var textfun;
// text layout scheme
if (selectedshowname === "acisa") { textfun = function(d) {
if (Math.max(0, d.dx - 1) > 25 && Math.max(0, d.dy - 1) > 10) {
return d.children ? null : d.name;
}
else
return null;
}}
else if(selectedshowname === "corridor") { textfun = function(d) {
if (Math.max(0, d.dx - 1) > 25 && Math.max(0, d.dy - 1) > 10) {
if (d.corridor && d.corridor != "no") {
return d.corridor;
}
else if (d.corridor == "no") {
return d.children ? null : d.name;
}
else {
return null;
}
}
else{ return null;}
}
}
node
.data(treemap.value(value).nodes)
.transition()
.duration(1500)
.call(position)
.text(textfun);
});
console.log("load finished.");
loading_indicator_trigger();
});
}
function position() {
this.style("left", function(d) { return d.x + "px"; })
.style("top", function(d) { return d.y + "px"; })
.style("width", function(d) { return Math.max(0, d.dx - 1) + "px"; })
.style("height", function(d) { return Math.max(0, d.dy - 1) + "px"; });
}
</script>