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@lindep
Last active May 17, 2016 22:34
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arc with datum
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script>
<style>
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
svg { width: 100%; height: 100%; }
</style>
</head>
<body>
<script>
var margin = {top: 20, right: 10, bottom: 20, left: 17};
var width = 640 - margin.left - margin.right;
var height = 500 - margin.top - margin.bottom;
var svg = d3.select("body").append("svg")
.attr("width", width + margin.left + margin.right)
.attr("height", height + margin.top + margin.bottom);
svg.append("g")
.attr("class","myclass")
.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
var x=295,y=254;
var rad=137;
var angle=45;
var data = {x:100,y:100,a:angle}
function drawArc(container,data) {
}
var arc=d3.svg.arc()
.innerRadius(0)
.outerRadius(rad)
.startAngle((angle-18)*(Math.PI/180))
.endAngle((angle+18)*(Math.PI/180));
//console.log(arc.centroid());
var group = d3.selectAll('g.myclass')
.datum(data)
.append('svg:g')
.attr("class","siteClass");
group.append('path')
.attr('d',arc)
.attr("transform", "translate("+x+","+y+")")
.attr('fill','red')
.attr('strokeWidth',1);
</script>
</body>
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