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basic d3 margin convention
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style type="text/css"> | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: black; | |
| shape-rendering: crispEdges; | |
| stroke-width: 2; | |
| } | |
| .axis text { | |
| font-family: sans-serif; | |
| font-size: 12px; | |
| } | |
| </style> | |
| <script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script> | |
| <script type="text/javascript" src="http://underscorejs.org/underscore-min.js"></script> | |
| <body> | |
| <script> | |
| var data = [ | |
| {x: "Differential Geometry", y: 10}, | |
| {x: "Statistical Physics", y: 5}, | |
| {x: "Music", y: 3} | |
| ] | |
| var margin = {top: 20, right: 10, bottom: 20, left: 50}; | |
| var width = 500 - margin.left - margin.right; | |
| var height = 320 - margin.top - margin.bottom; | |
| var y = d3.scale.linear() | |
| .domain([0, d3.max(data, function(x) { | |
| return x.y; | |
| })]) | |
| .range([0, height]); | |
| var x = d3.scale.ordinal() | |
| .domain(_.map(data, function(d) { return d.x;})) | |
| .rangeRoundBands([0, width], 0.10); | |
| var xAxis = d3.svg.axis() | |
| .scale(x) | |
| .orient("bottom"); | |
| var yAxis = d3.svg.axis() | |
| .scale(y) | |
| .orient("left"); | |
| var svg = d3.select("body") | |
| .append("svg") | |
| .attr("width", width + margin.left + margin.right) | |
| .attr("height", height + margin.top + margin.bottom) | |
| .append("g") | |
| .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
| var rect = svg.selectAll("rect") | |
| .data(data) | |
| .enter() | |
| .append("rect") | |
| .attr("x", function(d) { | |
| return x(d.x); | |
| }) | |
| .attr("y", 0) | |
| .attr("height", function(d) { | |
| return y(d.y); | |
| }) | |
| .attr("fill", function(d) { return "blue";}) | |
| .attr("width", 20); | |
| svg.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis); | |
| svg.append("g") | |
| .attr("class", "y axis") | |
| .attr("transform", "translate(0,0)") | |
| .call(yAxis); | |
| </script> | |
| </body> | |
| </html> | |
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