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ericd9799/.block

Last active May 1, 2019 23:04
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D3 V5 Color Schemes
Raw
.block
license: mit
Raw
index.html
<!DOCTYPE html>
<head>
<meta charset="utf-8">
<script src="https://d3js.org/d3.v5.min.js"></script>
<style>
body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; }
</style>
</head>
<body>
<script>
var margin={top:50,right:50,bottom:50,left:50};
var width = 960 - margin.left - margin.right;
var height = 525 - margin.top - margin.bottom;
var circleArray = [];
var colorArray = [d3.schemeCategory10, d3.schemeAccent];
var svg = d3.select("body").append("svg")
.style("border", "solid")
.attr("width", width+margin.left+margin.right)
.attr("height", height+margin.top+margin.bottom);
var g = svg.append("g")
.attr("transform", "translate("+margin.top+","+margin.left+")");
var colorScheme = d3.scaleOrdinal(colorArray[0]);
for(i = 0; i < colorArray[0].length; i++){
var circleDict = {};
circleDict.cx = (i * 15) / 0.2;
circleDict.cy = 15;
circleDict.r = 15;
circleDict.color = colorScheme(i);
circleArray.push(circleDict);
}
g.append("g").selectAll("circle").data(circleArray).enter().append("circle")
.attr("cx", function(d){return d.cx;})
.attr("cy", function(d){return d.cy;})
.attr("r", function(d){return d.r;})
.attr("fill", function(d){return d.color;});
</script>
</body>
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