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<!DOCTYPE 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="https://d3js.org/d3.v4.min.js"></script> |
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<script src="https://cdnjs.cloudflare.com/ajax/libs/d3-legend/2.25.6/d3-legend.js"></script> |
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<link href='https://fonts.googleapis.com/css?family=Open+Sans' rel='stylesheet' type='text/css'> |
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<style> |
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body { |
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margin: 0px; |
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} |
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.axis text { |
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font-family: 'Open Sans', sans-serif; |
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font-size: 12pt; |
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} |
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.axis .label { |
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font-size: 18pt; |
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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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.color-legend text { |
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font-family: 'Open Sans', sans-serif; |
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font-size: 9pt; |
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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 = 1460; |
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var outerHeight = 750; |
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var margin = { left: 86, top: 50, right: 10, bottom: 140 }; |
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var xColumn = "Intersect"; |
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var yColumn = "Commuters"; |
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var colorColumn = "OriginTown"; |
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var areaColumn = colorColumn; |
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var xAxisLabelText = "Rte1 Interchange"; |
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var xAxisLabelOffset = 48; |
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var yAxisLabelText = "Commuters"; |
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var yAxisLabelOffset = 60; |
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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 pts = ['Trenton','OldenAve','WhiteheadRd','Lawrence-295','Quakerbridge', 'MeadowRd','CarnegieCenter','AlexanderRD','WashingtonRd','HarrisonRd','Plainsboro-ScuddersMill','Plainsboro-CollegeRd','RaymondRD','RidgeRd','PromenadeBlvd','SBrunswick-AutumnDr','NewRd','SandHillRd','HendersonRd','FinnegansLane','AdamsLane','Nbrunswick-JerseyAve','LivingstonAve',' Rte130','RydersLane']; |
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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 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 colorLegendG = g.append("g") |
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.attr("class", "color-legend") |
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.attr("transform", "translate(1100, 2)"); |
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var xScale = d3.scalePoint() |
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.domain(pts) |
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.range([0, innerWidth]); |
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var yScale = d3.scaleLinear().range([innerHeight, 0]); |
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var colorScale = d3.scaleOrdinal(d3.schemeCategory20);; |
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// Use a modified SI formatter that uses "B" for Billion. |
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// var siFormat = d3.format("s"); |
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//var customTickFormat = function (d){ |
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// return siFormat(d).replace("G", "B"); |
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//}; |
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var xAxis= d3.axisBottom(xScale); |
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// .ticks(23) |
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// .outerTickSize(0); |
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var yAxis = d3.axisLeft(yScale); |
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// .ticks(13) |
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// .tickFormat(customTickFormat) |
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// .outerTickSize(0); |
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//var xAxis = d3.axisBottom(xRange).tickFormat(function(d){ return d.x;}); |
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//var yAxis = d3.axisLeft(yRange); |
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var stack = d3.stack() |
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//.offset(d3.stackOffsetExpand) |
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// .order(d3.stackOrderInsideOut) |
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; |
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var area = d3.area() |
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.x(function(d) { return xScale(d[xColumn]); }) |
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.y0(function(d) { return yScale(d.y0); }) |
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.y1(function(d) { return yScale(d.y0 + d.y); }); |
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var colorLegend = d3.legendColor() |
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.scale(colorScale) |
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.shapePadding(3) |
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.shapeWidth(15) |
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.shapeHeight(11) |
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.labelOffset(4) |
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.ascending(false); |
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function render(data){ |
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var nested = d3.nest() |
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.key(function (d){ return d[areaColumn]; }) |
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.entries(data); |
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var layers = stack(nested); |
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// xScale.domain(d3.extent(data, function (d){ return d[xColumn]; })); |
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yScale.domain([ |
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0, |
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d3.max(layers, function (layer){ |
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return d3.max(layer.values, function (d){ |
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return d.y0 + d.y; |
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}); |
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}) |
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]); |
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xAxisG |
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.call(xAxis) |
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.selectAll("text") |
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.style("text-anchor", "end") |
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.attr("dx", "-.8em") |
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.attr("dy", ".15em") |
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.attr("transform", function(d) { |
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return "rotate(-65)" |
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}); |
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yAxisG.call(yAxis); |
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colorScale.domain(nested.map(function (d){ return d.key; })); |
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// var paths = marksG.selectAll('path').data(stacked); |
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// var pathsEnter = paths |
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// .enter().append('path'); |
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// pathsEnter.merge(paths) |
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// .attr('fill', function (d) { return colorScale(d.index); }) |
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// .attr('stroke', function (d) { return colorScale(d.index); }) |
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// .attr('d', area); |
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var paths = g.selectAll(".chart-area").data(layers); |
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var pathsEnter = paths |
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.enter().append('path'); |
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//paths.enter().append("path").attr("class", "chart-line"); |
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//paths.exit().remove(); |
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pathsEnter.merge(paths) |
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.attr("d", function (d){ return area(d.values); }) |
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.attr("fill", function (d){ return colorScale(d.key); }); |
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colorLegendG.call(colorLegend); |
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} |
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function type(d){ |
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// d.year = new Date(d.year); |
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d.Commuters = +d.Commuters; |
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return d; |
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} |
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d3.csv("rt1northNI.csv", type, render); |
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</script> |
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</body> |
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</html> |