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coxcomb.html
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coxcomb.html
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<!DOCTYPE html>
<meta charset="utf-8">
<title>D3 demo</title>
<style>
body {
font: 14px sans-serif;
background: #333;
}
.hastag:hover{
opacity: 0.85;
cursor: pointer;
}
polyline {
opacity: .3;
stroke: white;
stroke-width: 2px;
fill: none;
}
</style>
<body>
<div id="container"></div>
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.6/d3.min.js" charset="utf-8"></script>
<script>
var data = [{
'name': 'php',
'value': 10,
'percent': 8,
'tags':[{
'name':'web',
'value':20,
'percent': 40
},{
'name':'app',
'value':30,
'percent': 60
}]
},{
'name': 'js',
'value': 40,
'percent': 33,
'tags':[{
'name':'rac.js',
'value':60,
'percent': 60
},{
'name':'nodeJs',
'value':40,
'percent': 40
}]
},{
'name': 'asp.net',
'value': 70,
'percent': 59,
'tags': null
}];
function mainPie(data){
/*Init*/
var width = 800,
height = 500,
radius = Math.min(width, height) / 2 - 40,
numTicks = 5;
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height)
.attr("class", "main")
.append("g")
.attr("transform", "translate(" + width / 2 + "," + height / 2 + ")");
Pie(svg,radius,numTicks,data,true);
}
function Pie(svg,radius,numTicks,data,main){
var sdat = [];
/*backpie*/
var backcolor = d3.scale.ordinal()
.range(["#98abc5", "#8a89a6", "#7b6888", "#6b486b", "#a05d56", "#d0743c", "#ff8c00"]);
var backpie = d3.layout.pie()
.sort(null)
.value(function(d) { return d.percent; });
var backarc = d3.svg.arc()
.outerRadius(function(d) { return radius })
.innerRadius(function(d) { return radius * d.data.value / 100-1; });
var backcircle = svg.selectAll('.backarc')
.data(backpie(data))
.enter().append('svg:g')
.attr('class', 'data');
backcircle.append('path')
.attr('d', backarc)
.attr("class", "outside")
.style("fill", function(d) { return backcolor(d.data.name); });
/*inside*/
var color = d3.scale.ordinal()
.range(["#87A6D1", "#7F7DB8", "#86649E", "#904A90", "#B34A3F", "#D85E14", "#D0801E"]);
var frontarc = d3.svg.arc()
.outerRadius(function(d) { return radius * d.data.value / 100; })
.innerRadius(0);
var pie = d3.layout.pie()
.sort(null)
.value(function(d) { return d.percent; });
backcircle.append("path")
.attr("d", frontarc)
.attr("class", "inside")
.style("fill", function(d) { return color(d.data.name); });
/*text*/
function midAngle(d){
return d.startAngle + (d.endAngle - d.startAngle)/2;
}
var outerArc = d3.svg.arc()
.innerRadius(function(d) { return radius * 0.9 })
.outerRadius(function(d) { return radius * 0.9 });
var text = svg.selectAll(".text")
.data(backpie(data))
.enter().append("svg:g")
.attr("class","text");
text.append("text")
.attr("dy", ".35em")
.style('fill', 'white')
.transition()
.attrTween("transform", function(d) {
this._current = this._current || d;
var interpolate = d3.interpolate(this._current, d);
this._current = interpolate(0);
return function(t) {
var d2 = interpolate(t);
var pos = outerArc.centroid(d2);
pos[0] = 1.1 * radius * (midAngle(d2) < Math.PI ? 1 : -1);
return "translate("+ pos +")";
};
})
.styleTween("text-anchor", function(d){
this._current = this._current || d;
var interpolate = d3.interpolate(this._current, d);
this._current = interpolate(0);
return function(t) {
var d2 = interpolate(t);
return midAngle(d2) < Math.PI ? "start":"end";
};
})
.text(function(d) {
return d.data.name + ", "+ d.data.value + "/100, " + d.data.percent + "%";
});
/*TEXT POLYLINES*/
text.append("polyline")
.transition()
.attrTween("points", function(d){
this._current = this._current || d;
var interpolate = d3.interpolate(this._current, d);
this._current = interpolate(0);
return function(t) {
var d2 = interpolate(t);
var pos = outerArc.centroid(d2);
pos[0] = radius * 1.05 * (midAngle(d2) < Math.PI ? 1 : -1);
return [frontarc.centroid(d2), outerArc.centroid(d2), pos];
};
});
/*main or tag*/
if(main){
backcircle.attr("class", function(d){
if(d.data.tags != null){
return "data hastag";
}else{
return "data";
}
});
svg.selectAll(".hastag").on("click",function(d){
d3.select("body").select(".tag").remove();
addTagPie(d.data.tags);
});
}else{
}
/*else*/
for (i=0; i<=numTicks; i++) {
sdat[i] = (radius/numTicks) * i;
}
addCircleAxes = function() {
var circleAxes, i;
svg.selectAll('.circle-ticks').remove();
circleAxes = svg.selectAll('.circle-ticks')
.data(sdat)
.enter().append('svg:g')
.attr("class", "circle-ticks");
circleAxes.append("svg:circle")
.attr("r", String)
.attr("class", "circle")
.style("stroke", "#CCC")
.style("opacity", 0.5)
.style("fill", "none");
circleAxes.append("svg:text")
.attr("text-anchor", "center")
.attr("dy", function(d) { return d - 5 })
.style("fill", "#fff")
.text(function(d,i) { return i * (100/numTicks) });
};
//addCircleAxes();
}
/*tag*/
function addTagPie(data){
/*tag init*/
var width = 800,
height = 500,
radius = Math.min(width, height) / 2 - 40,
numTicks = 5,
sdat = [];
var svg = d3.select("body").append("svg")
.attr("width", width)
.attr("height", height)
.attr("class", "tag")
.append("g")
.attr("transform", "translate(" + width / 2 + "," + height / 2 + ")");
Pie(svg,radius,numTicks,data,false);
}
mainPie(data);
</script>