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DVD3 Module 6 Assignment. Comparing more than one set of data on the Y-axis
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>CA High School Smoking Rates: Males</title> | |
| <script type="text/javascript" src="http://d3js.org/d3.v3.min.js"></script> | |
| <style type="text/css"> | |
| body { | |
| background-color: #554236; | |
| font-family: Helvetica, Arial, sans-serif; | |
| } | |
| h1 { | |
| font-size: 24px; | |
| margin: 0; | |
| color: white; | |
| } | |
| p { | |
| font-size: 14px; | |
| margin: 10px 0 0 0; | |
| color: white; | |
| } | |
| a { | |
| color: #F1EFA5; | |
| } | |
| svg { | |
| background-color: #554236; | |
| } | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: white; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis text { | |
| font-family: sans-serif; | |
| font-size: 11px; | |
| fill: white; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <h1>Prevalance of Smoking Among High School Students in California</h1> | |
| <p>The Prevalence of Smoking Among <strong style="color: #D3CE3D;">Male</strong> California High School Students as compared to the<strong style="color: #F77825;"> Total</strong> California High School Population, 2002-2012. Source: <a href="https://cdph.data.ca.gov/Diseases-and-Conditions/Smoking-Prevalence-in-High-School-2001-2012/g54d-fpkj">California Department of Public Health</a></p> | |
| <script type="text/javascript"> | |
| //Dimensions and padding | |
| var w = 700; | |
| var h = 600; | |
| var padding = [ 20, 10, 50, 100 ]; //Top, right, bottom, left | |
| //Set up date formatting and years | |
| var dateFormat = d3.time.format("%Y"); | |
| //Set up scales | |
| var xScale = d3.time.scale() | |
| .range([ padding[3], w - padding[1] - padding[3] ]); | |
| var yScale = d3.scale.linear() | |
| .range([ padding[0], h - padding[2] ]); | |
| //Configure axis generators | |
| var xAxis = d3.svg.axis() | |
| .scale(xScale) | |
| .orient("bottom") | |
| .ticks(4) | |
| .tickFormat(function(d) { | |
| return dateFormat(d); | |
| }); | |
| var yAxis = d3.svg.axis() | |
| .scale(yScale) | |
| .orient("left") | |
| .ticks(8) | |
| .tickFormat(function(d) { | |
| return d + "%"; | |
| }); | |
| //Configure line generator | |
| var line = d3.svg.line() | |
| .x(function(d) { | |
| return xScale(dateFormat.parse(d.Year)); | |
| }) | |
| .y(function(d) { | |
| return yScale(d.PercentCurrentSmokers); | |
| }); | |
| //Create the empty SVG image | |
| var svg = d3.select("body") | |
| .append("svg") | |
| .attr("width", w) | |
| .attr("height", h); | |
| //Load Total data | |
| d3.csv("SmokingPrevalenceHighSchoolTotal2002-2012.csv", function(totalData) { | |
| //Load Male data | |
| d3.csv("SmokingPrevalenceHighSchoolMales2002-2012.csv", function(maleData) { | |
| //Create a new array that contains both the | |
| //total and male data, merged into one | |
| var mergedData = totalData.concat(maleData); | |
| //console.log(mergedData); | |
| //Use the newly merged data to determine the | |
| //min and max values, for setting scale domains | |
| xScale.domain([ | |
| d3.min(mergedData, function(d) { | |
| return dateFormat.parse(d.Year); | |
| }), | |
| d3.max(mergedData, function(d) { | |
| return dateFormat.parse(d.Year); | |
| }) | |
| ]); | |
| yScale.domain([ | |
| d3.max(mergedData, function(d) { | |
| return +d.PercentCurrentSmokers; | |
| }), | |
| 0 | |
| ]); | |
| //Lines | |
| // | |
| // Note data is wrapped in another array, so all its | |
| // values are bound to a single element (the line!) | |
| // | |
| svg.data([ totalData ]) | |
| .append("path") | |
| .attr("class", "line total") | |
| .attr("d", line) | |
| .attr("fill", "none") | |
| .attr("stroke", "#F77825") | |
| .attr("stroke-width", 5); | |
| svg.data([ maleData ]) | |
| .append("path") | |
| .attr("class", "line male") | |
| .attr("d", line) | |
| .attr("fill", "none") | |
| .attr("stroke", "#D3CE3D") | |
| .attr("stroke-width", 5); | |
| //Axes | |
| svg.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + (h - padding[2]) + ")") | |
| .call(xAxis); | |
| svg.append("g") | |
| .attr("class", "y axis") | |
| .attr("transform", "translate(" + (padding[3]) + ",0)") | |
| .call(yAxis); | |
| }); | |
| //End male data load function | |
| }); | |
| //End total data load function | |
| </script> | |
| </body> | |
| </html> |
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| Year | PercentCurrentSmokers | Gender | |
|---|---|---|---|
| 2002 | 16.2 | Male | |
| 2004 | 14.4 | Male | |
| 2006 | 17.1 | Male | |
| 2008 | 12.3 | Male | |
| 2010 | 16.3 | Male | |
| 2012 | 13 | Male |
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| Year | PercentCurrentSmokers | Gender | |
|---|---|---|---|
| 2002 | 16 | Total | |
| 2004 | 13.2 | Total | |
| 2006 | 15.4 | Total | |
| 2008 | 14.6 | Total | |
| 2010 | 13.8 | Total | |
| 2012 | 10.5 | Total |
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| Year | PercentCurrentSmokers | Gender | |
|---|---|---|---|
| 2002 | 15.7 | Female | |
| 2004 | 11.9 | Female | |
| 2006 | 13.7 | Female | |
| 2008 | 16.8 | Female | |
| 2010 | 11.1 | Female | |
| 2012 | 8 | Female |
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