Query from goolegroups: d3-js: subject: noob circle question.
Could not reproduce problem, so posted working index.html in the hope that it would shed light on the issue.
Created
December 3, 2012 21:26
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Visualisation Exploration: D3: SVG circle question
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| <html> | |
| <head> | |
| <title>D3 SVG Query</title> | |
| <script src="http://d3js.org/d3.v2.min.js"></script> | |
| </head> | |
| <body> | |
| <h1>Vis Exploration - D3 - SVG Query</h1> | |
| <svg id="chart"></svg> | |
| </body> | |
| <script type="text/javascript"> | |
| function getDate(d) { | |
| return new Date(d.DateTime); | |
| } | |
| var weightData = [{"Session":"Upperbody PUSH","Exercise":"DB bench press","DateTime":"10/09/2012","Weight":12.5000,"Repititions":10},{"Session":"Upperbody PUSH","Exercise":"DB bench press","DateTime":"10/17/2012","Weight":12.5000,"Repititions":10}]; | |
| var margin = { top: 20, right: 20, bottom: 30, left: 80 }; | |
| var width = 960 - margin.left - margin.right; | |
| var height = 500 - margin.top - margin.bottom; | |
| var minDate = getDate(weightData[0]); | |
| var maxDate = getDate(weightData[weightData.length-1]); | |
| var x = d3.time.scale().domain([minDate, maxDate]).range([0, width]); | |
| var y = d3.scale.linear().domain([0, d3.max(weightData, function(i) { return i.Weight; })]).range([height, 0]).nice(); | |
| var xAxis = d3.svg.axis().scale(x).orient("bottom"); | |
| var yAxis = d3.svg.axis().scale(y).orient("left"); | |
| var line = d3.svg.line() | |
| .x(function(d) { return getDate(d); }) | |
| .y(function(d) { return d.Weight; }); | |
| var svg = d3.select("svg#chart") | |
| .attr("width", width + margin.left + margin.right) | |
| .attr("height",height + margin.top + margin.bottom); | |
| var g = svg.append("g") | |
| .attr("transform", "translate(" + margin.left + "," + margin.top + ")"); | |
| g.append("g").attr("class", "points") | |
| .selectAll("circle") | |
| .data(weightData) | |
| .enter().append("circle") | |
| .attr("r", 5) | |
| .attr("cx", function(d) { return x(getDate(d)); }) | |
| .attr("cy", function (d) { return y(d.Weight); }) | |
| .append("title") | |
| .text(function(e) { return getDate(e).getFullYear() + ": " + e.Weight; });; | |
| </script> | |
| </html> |
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