Horizontal Bar chart d3.v4

Horizontal Bar chart d3.v4

index.html#

<!DOCTYPE html>
<meta charset="utf-8"> <style> .bar { fill: steelblue; } </style> <body> <script src="//d3js.org/d3.v4.min.js"></script> <script> var data = [{"salesperson":"Bob","sales":33},{"salesperson":"Robin","sales":12},{"salesperson":"Anne","sales":41},{"salesperson":"Mark","sales":16},{"salesperson":"Joe","sales":59},{"salesperson":"Eve","sales":38},{"salesperson":"Karen","sales":21},{"salesperson":"Kirsty","sales":25},{"salesperson":"Chris","sales":30},{"salesperson":"Lisa","sales":47},{"salesperson":"Tom","sales":5},{"salesperson":"Stacy","sales":20},{"salesperson":"Charles","sales":13},{"salesperson":"Mary","sales":29}]; // set the dimensions and margins of the graph var margin = {top: 20, right: 20, bottom: 30, left: 40}, width = 960 - margin.left - margin.right, height = 500 - margin.top - margin.bottom; // set the ranges var y = d3.scaleBand() .range([height, 0]) .padding(0.1); var x = d3.scaleLinear() .range([0, width]); // append the svg object to the body of the page // append a 'group' element to 'svg' // moves the 'group' element to the top left margin 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 + ")"); // format the data data.forEach(function(d) { d.sales = +d.sales; }); // Scale the range of the data in the domains x.domain([0, d3.max(data, function(d){ return d.sales; })]) y.domain(data.map(function(d) { return d.salesperson; })); //y.domain([0, d3.max(data, function(d) { return d.sales; })]); // append the rectangles for the bar chart svg.selectAll(".bar") .data(data) .enter().append("rect") .attr("class", "bar") //.attr("x", function(d) { return x(d.sales); }) .attr("width", function(d) {return x(d.sales); } ) .attr("y", function(d) { return y(d.salesperson); }) .attr("height", y.bandwidth()); // add the x Axis svg.append("g") .attr("transform", "translate(0," + height + ")") .call(d3.axisBottom(x)); // add the y Axis svg.append("g") .call(d3.axisLeft(y)); </script> </body>

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转载自www.cnblogs.com/kungfupanda/p/13366772.html
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