This example demonstrates how to rotate axis labels by 90° using post-selection. After the axis is rendered, the text label elements are selected, and then attributes on the elements are modified to customize the label appearance.
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October 6, 2023 20:55
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Rotated Axis Labels
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| license: gpl-3.0 |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| .axis text { | |
| font: 10px sans-serif; | |
| } | |
| .axis line, | |
| .axis path { | |
| fill: none; | |
| stroke: #000; | |
| shape-rendering: crispEdges; | |
| } | |
| </style> | |
| <body> | |
| <script src="//d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var margin = {top: 250, right: 40, bottom: 250, left: 40}, | |
| width = 960 - margin.left - margin.right, | |
| height = 500 - margin.top - margin.bottom; | |
| var x = d3.time.scale() | |
| .domain([new Date(2012, 0, 1), new Date(2013, 0, 1)]) | |
| .range([0, width]); | |
| var xAxis = d3.svg.axis() | |
| .scale(x); | |
| 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("g") | |
| .attr("class", "x axis") | |
| .attr("transform", "translate(0," + height + ")") | |
| .call(xAxis) | |
| .selectAll("text") | |
| .attr("y", 0) | |
| .attr("x", 9) | |
| .attr("dy", ".35em") | |
| .attr("transform", "rotate(90)") | |
| .style("text-anchor", "start"); | |
| </script> |
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