| license: mit |
This is a d3.js bar chart as used as an example in the book D3 Tips and Tricks.
It is derived from the Mike Bostock's Bar Chart example but it is a slightly cut down version.
forked from d3noob's block: Simple d3.js bar chart
forked from anaeliaovalle's block: bar chart v3
| category | count | |
|---|---|---|
| suicide | 10 | |
| liquor_laws | 14 | |
| arson | 22 | |
| kidnapping | 22 | |
| financial_crime | 25 | |
| sex_offenses | 44 | |
| prostitution | 49 | |
| disorderly_cond | 84 | |
| weapon_laws | 115 | |
| trespass | 158 | |
| fraud | 216 | |
| robbery | 296 | |
| drug_narcotic | 301 | |
| missing_person | 306 | |
| warrants | 422 | |
| suspicious_occ | 506 | |
| burglary | 517 | |
| vehicle_related | 642 | |
| vandalism | 822 | |
| assault | 1129 | |
| non_criminal | 1446 | |
| other_offenses | 1654 | |
| larceny_theft | 3818 |
| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <head> | |
| <style> | |
| .axis { | |
| font: 10px sans-serif; | |
| } | |
| .axis path, | |
| .axis line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var margin = {top: 54, right: 60, bottom: 107, left: 88}, | |
| width = 960 - margin.left - margin.right, | |
| height = 500 - margin.top - margin.bottom; | |
| var x = d3.scale.linear().range([0, width]); | |
| var y = d3.scale.ordinal().rangeRoundBands([0, height]); | |
| var xAxis = d3.svg.axis() | |
| .scale(x) | |
| .orient("bottom") | |
| .ticks(10); | |
| var yAxis = d3.svg.axis() | |
| .scale(y) | |
| .orient("left"); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width + margin.left + margin.right) | |
| .attr("height", height + margin.top + margin.bottom) | |
| .append("g") | |
| .attr("transform", | |
| "translate(" + margin.left + "," + margin.top + ")"); | |
| svg.append("text") | |
| .attr("x", 0) | |
| .attr("y", -35) | |
| .attr("dy", "0.71em") | |
| .attr("fill", "#000") | |
| .text("SFPD Incidents in Dec 2016") | |
| .style("font", "23px avenir") | |
| .style("fill", "#000000"); | |
| svg.append("text") | |
| .attr("x", -69) | |
| .attr("y", -8) | |
| .attr("dy", "0.71em") | |
| .attr("fill", "#000") | |
| .text("Category") | |
| .style("font", "12px avenir") | |
| .style("fill", "#000000") | |
| .style("font-weight", "bold"); | |
| svg.append("text") | |
| .attr("x", 0) | |
| .attr("y", 400) | |
| .attr("dy", "0em") | |
| .style("font", "12px avenir") | |
| .style("fill", "#000000") | |
| .text("This visualization depicts the number of SFPD incidents that occurred in December 2016. Larceny was the most common indicident while liquor law violations "); | |
| svg.append("text") | |
| .attr("x", 0) | |
| .attr("y", 400) | |
| .attr("dy", "1em") | |
| .style("font", "12px avenir") | |
| .style("fill", "#000000") | |
| .text("and suicide were observed less frequently."); | |
| svg.append("text") | |
| .attr("x", 0) | |
| .attr("y", 400) | |
| .attr("dy", "3em") | |
| .style("font", "12px avenir") | |
| .style("fill", "#000000") | |
| .text("By Anaelia Ovalle") | |
| .style("font-weight", "bold"); | |
| d3.csv("bar-data.csv", function(error, data) { | |
| data.forEach(function(d) { | |
| d.count = +d.count; | |
| return d; | |
| }, function(error, data) { | |
| if (error) throw error; | |
| }); | |
| data.sort(function(a,b){ return b.count- a.count}); | |
| x.domain([0, 4000]); | |
| y.domain(data.map(function(d) {return d.category; })); | |
| svg.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis) | |
| .selectAll("text") | |
| svg.append("g") | |
| .attr("class", "y axis") | |
| .call(yAxis) | |
| .append("text") | |
| .attr("transform", "rotate(-90)") | |
| .attr("y", 6) | |
| .attr("dy", ".71em") | |
| .style("text-anchor", "end") | |
| // .text("Value ($)"); | |
| svg.selectAll(".bar") | |
| .data(data) | |
| .enter().append("rect") | |
| .style("fill", "steelblue") | |
| .attr("y", function(d) { return y(d.category); }) | |
| .attr("width", function(d) { return x(d.count);} ) | |
| .attr("height", 13) | |
| svg.append("text") | |
| .attr("x", 350) | |
| .attr("y", 370) | |
| .attr("dy", "0.71em") | |
| .attr("fill", "#000") | |
| .text("Number of Records") | |
| .style("font", "12px avenir") | |
| .style("fill", "#000000") | |
| .style("font-weight", "bold"); | |
| }); | |
| </script> | |
| </body> |