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<meta name="language" content="English, en" /> |
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<meta name="description" content="ray anthony charts with d3 svg csv" /> |
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<meta name="author" content="[email protected]" > |
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<meta name="apple-mobile-web-app-capable" content="yes"> |
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<meta name="mobile-web-app-capable" content="yes"> |
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<meta name="application-name" content="charts"> |
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<meta name="apple-mobile-web-app-title" content="charts"> |
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<link rel="shortcut icon" href="http://rayanthony.io/raythumbjelly.jpg"> |
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<base href="https://gist.githubusercontent.com/rayantony/028a59af5d9258142d010b9fee67eec8/raw/ebcf7962cdfbd9eda13f40645e476f0eabcedaf2" /> |
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<meta charset="utf-8"> |
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<style> |
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/* set the CSS */ |
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html{background:whitesmoke;} |
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body {opacity:99%; font: 12px Arial;background:white;} |
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path { |
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background:white; |
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stroke: hotpink; |
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stroke-width: 4; |
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fill: tomato; |
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} |
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.axis path, |
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.axis line { |
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fill: none; |
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stroke: grey; |
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stroke-width: 2; |
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shape-rendering: crispEdges; |
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} |
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</style> |
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</head><body> |
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<header> |
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<h2>D3js : graphing by .csv input</h2> |
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</header> |
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<script src="https://d3js.org/d3.v3.min.js"></script> |
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<script> |
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// Set the dimensions of the canvas / graph |
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var margin = {top: 30, right: 20, bottom: 30, left: 50}, |
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width = 720 - margin.left - margin.right, |
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height = 365 - margin.top - margin.bottom; |
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// Parse the date / time |
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var parseDate = d3.time.format("%d-%b-%y").parse; |
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// Set the ranges |
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var x = d3.time.scale().range([0, width]); |
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var y = d3.scale.linear().range([height, 0]); |
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// Define the axes |
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var xAxis = d3.svg.axis().scale(x) |
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.orient("bottom").ticks(5); |
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var yAxis = d3.svg.axis().scale(y) |
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.orient("left").ticks(5); |
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// Define the line |
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var valueline = d3.svg.line() |
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.x(function(d) { return x(d.date); }) |
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.y(function(d) { return y(d.close); }); |
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// Adds the svg canvas |
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var svg = d3.select("body") |
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.append("svg") |
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.attr("width", width + margin.left + margin.right) |
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.attr("height", height + margin.top + margin.bottom) |
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.append("g") |
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.attr("transform", |
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"translate(" + margin.left + "," + margin.top + ")"); |
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// Get the data |
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d3.csv("./data.csv", function(error, data) { |
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data.forEach(function(d) { |
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d.date = parseDate(d.date); |
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d.close = +d.close; |
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}); |
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// Scale the range of the data |
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x.domain(d3.extent(data, function(d) { return d.date; })); |
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y.domain([0, d3.max(data, function(d) { return d.close; })]); |
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// Add the valueline path. |
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svg.append("path") |
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.attr("class", "line") |
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.attr("d", valueline(data)); |
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// Add the X Axis |
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svg.append("g") |
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.attr("class", "x axis") |
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.attr("transform", "translate(0," + height + ")") |
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.call(xAxis); |
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// Add the Y Axis |
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svg.append("g") |
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.attr("class", "y axis") |
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.call(yAxis); |
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}); |
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</script> |
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</body></html> |
