Grouped Bar Chart in D3.js with legend and tooltips.
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January 2, 2017 09:27
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Grouped Bar Chart with Legend and Tooltips
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| body { | |
| font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| width: 960px; | |
| height: 500px; | |
| position: relative; | |
| } | |
| svg { | |
| width: 100%; | |
| height: 100%; | |
| position: center; | |
| } | |
| text{ | |
| font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| } | |
| .toolTip { | |
| font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| position: absolute; | |
| display: none; | |
| width: auto; | |
| height: auto; | |
| background: none repeat scroll 0 0 white; | |
| border: 0 none; | |
| border-radius: 8px 8px 8px 8px; | |
| box-shadow: -3px 3px 15px #888888; | |
| color: black; | |
| font: 12px sans-serif; | |
| padding: 5px; | |
| text-align: center; | |
| } | |
| .legend { | |
| font-family: "Helvetica Neue", Helvetica, Arial, sans-serif; | |
| font-size: 60%; | |
| } | |
| rect { | |
| stroke-width: 2; | |
| } | |
| text { | |
| font: 10px sans-serif; | |
| } | |
| .axis text { | |
| font: 10px sans-serif; | |
| } | |
| .axis path{ | |
| fill: none; | |
| stroke: #000; | |
| } | |
| .axis line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| .axis .tick line { | |
| stroke-width: 1; | |
| stroke: rgba(0, 0, 0, 0.2); | |
| } | |
| .axisHorizontal path{ | |
| fill: none; | |
| } | |
| .axisHorizontal line { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| .axisHorizontal .tick line { | |
| stroke-width: 1; | |
| stroke: rgba(0, 0, 0, 0.2); | |
| } | |
| .bar { | |
| fill: steelblue; | |
| fill-opacity: .9; | |
| } | |
| .x.axis path { | |
| display: none; | |
| } | |
| </style> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var margin = {top: (parseInt(d3.select('body').style('width'), 10)/10), right: (parseInt(d3.select('body').style('width'), 10)/20), bottom: (parseInt(d3.select('body').style('width'), 10)/5), left: (parseInt(d3.select('body').style('width'), 10)/20)}, | |
| width = parseInt(d3.select('body').style('width'), 10) - margin.left - margin.right, | |
| height = parseInt(d3.select('body').style('height'), 10) - margin.top - margin.bottom; | |
| var x0 = d3.scale.ordinal() | |
| .rangeRoundBands([0, width], .1); | |
| var x1 = d3.scale.ordinal(); | |
| var y = d3.scale.linear() | |
| .range([height, 0]); | |
| var colorRange = d3.scale.category20(); | |
| var color = d3.scale.ordinal() | |
| .range(colorRange.range()); | |
| var xAxis = d3.svg.axis() | |
| .scale(x0) | |
| .orient("bottom"); | |
| var yAxis = d3.svg.axis() | |
| .scale(y) | |
| .orient("left") | |
| .tickFormat(d3.format(".2s")); | |
| var divTooltip = d3.select("body").append("div").attr("class", "toolTip"); | |
| 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 + ")"); | |
| dataset = [ | |
| {label:"Men", "Not Satisfied":20, "Not Much Satisfied":10, "Satisfied": 50, "Very Satisfied":20}, | |
| {label:"Women", "Not Satisfied":15, "Not Much Satisfied":30, "Satisfied":40, "Very Satisfied":15} | |
| ]; | |
| var options = d3.keys(dataset[0]).filter(function(key) { return key !== "label"; }); | |
| dataset.forEach(function(d) { | |
| d.valores = options.map(function(name) { return {name: name, value: +d[name]}; }); | |
| }); | |
| x0.domain(dataset.map(function(d) { return d.label; })); | |
| x1.domain(options).rangeRoundBands([0, x0.rangeBand()]); | |
| y.domain([0, d3.max(dataset, function(d) { return d3.max(d.valores, function(d) { return d.value; }); })]); | |
| svg.append("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis); | |
| 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("Satisfaction %"); | |
| var bar = svg.selectAll(".bar") | |
| .data(dataset) | |
| .enter().append("g") | |
| .attr("class", "rect") | |
| .attr("transform", function(d) { return "translate(" + x0(d.label) + ",0)"; }); | |
| bar.selectAll("rect") | |
| .data(function(d) { return d.valores; }) | |
| .enter().append("rect") | |
| .attr("width", x1.rangeBand()) | |
| .attr("x", function(d) { return x1(d.name); }) | |
| .attr("y", function(d) { return y(d.value); }) | |
| .attr("value", function(d){return d.name;}) | |
| .attr("height", function(d) { return height - y(d.value); }) | |
| .style("fill", function(d) { return color(d.name); }); | |
| bar | |
| .on("mousemove", function(d){ | |
| divTooltip.style("left", d3.event.pageX+10+"px"); | |
| divTooltip.style("top", d3.event.pageY-25+"px"); | |
| divTooltip.style("display", "inline-block"); | |
| var x = d3.event.pageX, y = d3.event.pageY | |
| var elements = document.querySelectorAll(':hover'); | |
| l = elements.length | |
| l = l-1 | |
| elementData = elements[l].__data__ | |
| divTooltip.html((d.label)+"<br>"+elementData.name+"<br>"+elementData.value+"%"); | |
| }); | |
| bar | |
| .on("mouseout", function(d){ | |
| divTooltip.style("display", "none"); | |
| }); | |
| var legend = svg.selectAll(".legend") | |
| .data(options.slice()) | |
| .enter().append("g") | |
| .attr("class", "legend") | |
| .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; }); | |
| legend.append("rect") | |
| .attr("x", width - 18) | |
| .attr("width", 18) | |
| .attr("height", 18) | |
| .style("fill", color); | |
| legend.append("text") | |
| .attr("x", width - 24) | |
| .attr("y", 9) | |
| .attr("dy", ".35em") | |
| .style("text-anchor", "end") | |
| .text(function(d) { return d; }); | |
| </script> | |
| </body> |
The MIT License (MIT)
Copyright (c) 2015 Juan Cruz-Benito. http://juancb.es
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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