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<!DOCTYPE html> |
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<html> |
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<head> |
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<meta charset="utf-8"> |
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<title>D3 Example</title> |
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<script src="//cdnjs.cloudflare.com/ajax/libs/d3/3.5.5/d3.min.js"></script> |
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<link href='http://fonts.googleapis.com/css?family=Poiret+One' rel='stylesheet' type='text/css'> |
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<style> |
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.chart-line { |
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fill: none; |
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stroke: black; |
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stroke-width: 1px; |
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} |
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.axis text { |
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font-family: 'Poiret One', cursive; |
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font-size: 12pt; |
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} |
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.axis .label { |
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font-size: 22pt; |
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} |
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.axis path, .axis line { |
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fill: none; |
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stroke: #000; |
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shape-rendering: crispEdges; |
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} |
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</style> |
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</head> |
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<body> |
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<script> |
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var outerWidth = 960; |
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var outerHeight = 500; |
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var margin = { left: 70, top: 5, right: 5, bottom: 60 }; |
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var xColumn = "timestamp"; |
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var yColumn = "temperature"; |
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var xAxisLabelText = "Time"; |
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var xAxisLabelOffset = 48; |
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var yAxisLabelText = "Temperature °C"; |
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var yAxisLabelOffset = 40; |
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var innerWidth = outerWidth - margin.left - margin.right; |
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var innerHeight = outerHeight - margin.top - margin.bottom; |
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var svg = d3.select("body").append("svg") |
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.attr("width", outerWidth) |
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.attr("height", outerHeight); |
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var g = svg.append("g") |
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.attr("transform", "translate(" + margin.left + "," + margin.top + ")"); |
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var path = g.append("path") |
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.attr("class", "chart-line"); |
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var xAxisG = g.append("g") |
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.attr("class", "x axis") |
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.attr("transform", "translate(0," + innerHeight + ")") |
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var xAxisLabel = xAxisG.append("text") |
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.style("text-anchor", "middle") |
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.attr("transform", "translate(" + (innerWidth / 2) + "," + xAxisLabelOffset + ")") |
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.attr("class", "label") |
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.text(xAxisLabelText); |
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var yAxisG = g.append("g") |
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.attr("class", "y axis"); |
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var yAxisLabel = yAxisG.append("text") |
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.style("text-anchor", "middle") |
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.attr("transform", "translate(-" + yAxisLabelOffset + "," + (innerHeight / 2) + ") rotate(-90)") |
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.attr("class", "label") |
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.text(yAxisLabelText); |
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var xScale = d3.time.scale().range([0, innerWidth]); |
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var yScale = d3.scale.linear().range([innerHeight, 0]); |
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var xAxis = d3.svg.axis().scale(xScale).orient("bottom") |
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.ticks(5) |
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.outerTickSize(0); |
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var yAxis = d3.svg.axis().scale(yScale).orient("left") |
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.ticks(5) |
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.tickFormat(d3.format("s")) |
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.outerTickSize(0); |
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var line = d3.svg.line() |
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.x(function(d) { return xScale(d[xColumn]); }) |
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.y(function(d) { return yScale(d[yColumn]); }); |
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function render(data){ |
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xScale.domain(d3.extent(data, function (d){ return d[xColumn]; })); |
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yScale.domain(d3.extent(data, function (d){ return d[yColumn]; })); |
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xAxisG.call(xAxis); |
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yAxisG.call(yAxis); |
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path.attr("d", line(data)); |
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} |
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function type(d){ |
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d.timestamp = new Date(d.timestamp); |
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d.temperature = +d.temperature; |
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return d; |
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} |
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function loadFilesOneByOne(files){ |
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var data = []; |
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function loadIndividualFile(i){ |
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if(i < files.length){ |
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d3.csv(files[i], type, function (newData){ |
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data = data.concat(newData); |
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render(data); |
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loadIndividualFile(i + 1); |
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}); |
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} |
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} |
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loadIndividualFile(0); |
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} |
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loadFilesOneByOne(d3.range(1, 25).map(function (day){ |
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return "day" + day + ".csv"; |
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})); |
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</script> |
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</body> |
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</html> |