Multi-segment scale.
From D3 in Depth book by Peter Cook.
Last active
August 2, 2017 11:16
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Multi-segment scale
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| license: gpl-3.0 | |
| height: 90 | |
| border: no |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <head> | |
| <title>Multi-segment domain and range</title> | |
| </head> | |
| <style> | |
| body { | |
| font-family: "Helvetica Neue", Helvetica, sans-serif; | |
| font-size: 14px; | |
| color: #333; | |
| } | |
| </style> | |
| <body> | |
| <svg width="700" height="80"> | |
| <g id="wrapper" transform="translate(40, 40)"> | |
| </g> | |
| </svg> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/4.2.2/d3.min.js"></script> | |
| <script> | |
| var xScale = d3.scaleLinear() | |
| .domain([-10, 10]) | |
| .range([0, 600]); | |
| var linearScale = d3.scaleLinear() | |
| .domain([-10, 0, 10]) | |
| .range(['red', '#ddd', 'blue']); | |
| var myData = [-10, -8, -6, -4, -2, 0, 2, 4, 6, 8, 10]; | |
| d3.select('#wrapper') | |
| .selectAll('circle') | |
| .data(myData) | |
| .enter() | |
| .append('circle') | |
| .attr('r', 10) | |
| .attr('cx', function(d) { | |
| return xScale(d); | |
| }) | |
| .style('fill', function(d) { | |
| return linearScale(d); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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