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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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<meta name="viewport" content="width=device-width"> |
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<script src="https://d3js.org/d3.v4.min.js"></script> |
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<title>New York City Leading Causes of Death</title> |
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<style> |
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body { |
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font: 12px Arial; |
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} |
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path { |
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stroke: steelblue; |
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/* stroke-width: 2;*/ |
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fill: none; |
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} |
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svg { |
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padding-top: 10px; |
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padding-left: 50px; |
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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: 1; |
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shape-rendering: crispEdges; |
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} |
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.legend { |
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/* font-size: 10px;*/ |
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font-weight: bold; |
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text-anchor: middle; |
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} |
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</style> |
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</head> |
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<body> |
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<div id="chart"></div> |
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<script> |
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var chartDiv = document.getElementById("chart"), |
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svg = d3.select(chartDiv).append("svg"), |
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xAxis = svg.append("g"), |
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yAxis = svg.append("g"), |
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g = svg.append("g"); |
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function mouseOver(className) { |
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d3.selectAll("." + className) |
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.style("opacity", 1.0) |
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.style("stroke-width", 4) |
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.style("font-size", "18px"); |
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} |
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function mouseOut(className) { |
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d3.selectAll("." + className) |
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.style("opacity", 0.8) |
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.style("font-size", "10px") |
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.style("stroke-width", 2); |
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} |
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function redraw() { |
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var chartDivWidth = isNaN(window.innerWidth) ? window.clientWidth : window.innerWidth, |
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chartDivHeight = isNaN(window.innerHeight) ? window.clientHeight : window.innerHeight; |
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var margin = {top: 30, right: 20, bottom: 70, left: 50}, |
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width = chartDivWidth - margin.left - margin.right, |
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height = chartDivHeight - margin.top - margin.bottom; |
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var parseDate = d3.timeParse("%Y"); |
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var x = d3.scaleTime().range([0, width]); |
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var y = d3.scaleLinear().range([height, 0]); |
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var numline = d3.line() |
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.x(function (d) { |
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return x(d.Year); |
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}) |
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.y(function (d) { |
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return y(d.Deaths); |
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}); |
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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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d3.csv("NY_Death.csv", function (error, data) { |
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data.forEach(function (d) { |
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d.Year = parseDate(d.Year); |
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d.Deaths = +d.Deaths; |
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}); |
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x.domain(d3.extent(data, function (d) { |
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return d.Year; |
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})); |
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y.domain([0, d3.max(data, function (d) { |
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return d.Deaths; |
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})]); |
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var dataNest = d3.nest() |
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.key(function (d) { |
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return d.Cause; |
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}) |
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.entries(data); |
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var color = d3.scaleOrdinal(d3.schemeCategory10); |
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legendSpace = width / dataNest.length; |
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dataNest.forEach(function (d, i) { |
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var path = g.selectAll("#tag" + d.key.replace(/\s+/g, "")).data([data]), |
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text = svg.selectAll("#text" + d.key.replace(/\s+/g, "")).data([data]); |
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path.exit().remove(); |
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path.enter() |
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.append("path") |
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.attr("class", "line") |
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.attr("stroke-width", 2) |
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.style("stroke", function () { |
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return d.color = color(d.key); |
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}) |
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.style("opacity", 0.8) |
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.attr("class", d.key.replace(/\s+/g, "")) |
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.attr("id", "tag" + d.key.replace(/\s+/g, "")) |
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.merge(path) |
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.attr("d", numline(d.values)) |
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.on("mouseover", function(d){ |
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mouseOver(this.className.baseVal) |
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}) |
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.on("mouseout", function(d){ |
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mouseOut(this.className.baseVal); |
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}); |
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text.enter().append("text") |
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.style("opacity", 0.8) |
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.style("font-size", "10px") |
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.attr("class", "legend") |
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.attr("class", d.key.replace(/\s+/g, "")) |
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.attr("id", "text" + d.key.replace(/\s+/g, "")) |
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.text(d.key) |
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.merge(text) |
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.attr("x", (legendSpace / 2) + i * legendSpace) |
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.attr("y", height + (margin.bottom / 2) + 5) |
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.style("fill", function () { |
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return d.color = color(d.key); |
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}) |
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.on("mouseover", function(d){ |
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mouseOver(this.className.baseVal) |
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}) |
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.on("mouseout", function(d){ |
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mouseOut(this.className.baseVal); |
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}); |
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}); |
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xAxis |
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.merge(xAxis) |
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.attr("class", "axis") |
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.attr("transform", "translate(0," + height + ")") |
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.call(d3.axisBottom(x)); |
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yAxis |
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.merge(yAxis) |
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.attr("class", "axis") |
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.call(d3.axisLeft(y)); |
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}); |
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} |
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redraw(); |
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window.addEventListener("resize", redraw); |
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</script> |
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</body> |
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</html> |
