forked from micahstubbs's block: Threatened Species
xxxxxxxxxx<!--a friendly iteration on shampshire’s block 'Redlist scatter plot'https://gist.github.com/shampshire/bcb47fad9f73fe93ffb8/download#--><html lang="en"> <head> <meta charset="utf-8"> <title>Red List Working Bar Chart</title> <script type="text/javascript" src="https://d3js.org/d3.v3.js"></script> <script type"text/javascript" src="legend.js"></script> <style type="text/css"> body { background-color: white; font-family: Helvetica, Arial, sans-serif; } span.filetype { color: grey; font-size: 8px; } h1 { font-size: 20px; margin: 0; } p { font-size: 12px; margin: 10px 0 0 0; width: 600px; } svg { background-color: white; } .axis path, .axis line { fill: none; stroke: grey; shape-rendering: crispEdges; } .axis text { font-family: sans-serif; font-size: 10px; } .label { font-family: sans-serif; font-size: 14px; font-weight: bold; font-color: grey; } </style> </head> <body> <h1>Threatened Mammal Species vs. Total Threatened Species by Country</h1> <p>IUCN Redlist summary showing number of threatened mammal species versus total threatened species by country. "Threatened" refers to those species classed as Vulnerable, Endangered, or Critically Endangered. Source: <a href="https://cmsdocs.s3.amazonaws.com/summarystats/2014_3_Summary_Stats_Page_Documents/2014_3_RL_Stats_Table_5.pdf">IUCN</a><span class="filetype"> [PDF]</span></p> <p id="color">Click here to color-code countries by continent.</p> <p id="nocolor">Click here to remove the color-codes</p> <script type="text/javascript"> var w = 700; var h = 600; var padding = [ 20, 10, 50, 100 ]; //Top, right, bottom, left var xScale = d3.scale.sqrt() .range([ padding[3], w - padding[1] - padding[3] ]); var yScale = d3.scale.sqrt() .range([ padding[0], h - padding[2] ]); var colorScale = d3.scale.category10(); var xAxis = d3.svg.axis() .scale(xScale) .orient("bottom") .ticks(10) var yAxis = d3.svg.axis() .scale(yScale) .orient("left") .ticks(10); var svg = d3.select("body") .append("svg") .attr("width", w) .attr("height", h); d3.csv("redbook2.csv", function(data) { data.sort(function(a, b) { return d3.descending(+a.Total, +b.Total); }); xScale.domain([ d3.min(data, function(d) { return +d.Mammals; }), d3.max(data, function(d) { return +d.Mammals; }) ]); yScale.domain([ d3.max(data, function(d) { return +d.Total; }), d3.min(data, function(d) { return +d.Total; }) ]); colorScale.domain(data.map(function(d) { return d.Continent; } )); var circles = svg.selectAll("circle") .data(data) .enter() .append("circle"); circles.attr("cx", function(d) { return xScale(+d.Mammals); }) .attr("cy", function(d) { return yScale(+d.Total); }) .attr("r", 0.1) .attr("fill","grey") //.attr("fill", function(d) { // return colorScale(d.Continent); //}) .append("title") .text(function(d) { return d.Country + " Mammals: " + d.Mammals + "/Total: " +d.Total; }); circles.sort(function(a, b) { return d3.ascending(+a.Total, +b.Total); }) .transition() .delay(function(d, i) { return i * 5; }) .duration(1000) .attr("r", 3); var labels = svg.selectAll("text") .data(data) .enter() .append("text"); labels.attr("x", function(d) { return xScale(+d.Mammals); }) .attr("y", function(d) { return yScale((+d.Total)+25); }) .text( function (d) { if (+d.Mammals>40 || +d.Total>400) { return d.Country; } }) .attr("font-family", "sans-serif") .attr("font-size", "10px") .attr("fill", "grey") .attr("opacity",0) .attr("text-anchor","middle") .transition() .delay(2000) .duration(2000) .attr("opacity",100); ; svg.append("g") .attr("class", "x axis") .attr("transform", "translate(0," + (h - padding[2] + 10) + ")") .call(xAxis); svg.append("g") .attr("class", "y axis") .attr("transform", "translate(" + (padding[3] - 10) + ",0)") .call(yAxis); svg.append("text") .attr("class", "x label") .attr("text-anchor", "middle") .attr("x", w/2) .attr("y", h - 5) .text("Threatened mammal species (sqrt scale)"); svg.append("text") .attr("class", "y label") .attr("text-anchor", "middle") .attr("x", 0) .attr("y", 0) .attr("dy",20) .attr("dx",-(w/2)+padding[0]+50) .attr("transform", "rotate(-90)") .text("Total threatened species (sqrt scale)"); }); d3.selectAll("p") .on("click", function() { var pID = d3.select(this).attr("id"); if(pID=="color") { d3.csv("redbook2.csv", function(data) { data.sort(function(a, b) { return d3.ascending(a.Total, b.Total); }); colorScale.domain(data.map(function(d) { return toTitleCase(d.Continent); } )); circles = svg.selectAll("circle"); circles.transition() .duration(1200) .attr("fill", function(d) { return colorScale(toTitleCase(d.Continent)); }); // draw the legend verticalLegend = d3.svg.legend() .labelFormat("none") .cellPadding(5) .orientation("vertical") .units("") .cellWidth(10).cellHeight(10) .inputScale(colorScale) .cellStepping(10); d3.select("svg").append("g") .attr("transform", "translate(400,425)") .attr("class", "legend") .call(verticalLegend) .style("opacity", 0); // fade in the legend d3.selectAll(".legend") .transition() .duration(1200) .style("opacity", 1); }) } else { circles = svg.selectAll("circle"); circles.transition() .duration(1200) .attr("fill", "grey"); // remove the legend d3.selectAll(".legend") .transition() .duration(1200) .style("opacity", 0) .remove(); } }); // https://stackoverflow.com/questions/196972/convert-string-to-title-case-with-javascript function toTitleCase(str) { return str.replace(/\w\S*/g, function(txt){return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();}); } </script> </body></html> Modified http://d3js.org/d3.v3.js to a secure url
https://d3js.org/d3.v3.js