Symbol types.
From D3 in Depth book by Peter Cook.
Last active
May 31, 2020 01:58
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Symbol types
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| license: gpl-3.0 | |
| height: 80 | |
| border: no |
This file contains 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>Symbol types</title> | |
| </head> | |
| <style> | |
| text { | |
| font-family: "Helvetica Neue", Helvetica, sans-serif; | |
| font-size: 12px; | |
| text-anchor: middle; | |
| } | |
| path { | |
| fill: none; | |
| stroke: #999; | |
| } | |
| </style> | |
| <body> | |
| <svg width="800" height="70"> | |
| <g transform="translate(50, 20)"></g> | |
| </svg> | |
| <script src="https://cdnjs.cloudflare.com/ajax/libs/d3/4.2.2/d3.min.js"></script> | |
| <script> | |
| var symbolGenerator = d3.symbol() | |
| .size(100); | |
| var symbolTypes = ['symbolCircle', 'symbolCross', 'symbolDiamond', 'symbolSquare', 'symbolStar', 'symbolTriangle', 'symbolWye']; | |
| var xScale = d3.scaleLinear().domain([0, symbolTypes.length - 1]).range([0, 700]); | |
| d3.select('g') | |
| .selectAll('path') | |
| .data(symbolTypes) | |
| .enter() | |
| .append('path') | |
| .attr('transform', function(d, i) { | |
| return 'translate(' + xScale(i) + ', 0)'; | |
| }) | |
| .attr('d', function(d) { | |
| symbolGenerator | |
| .type(d3[d]); | |
| return symbolGenerator(); | |
| }); | |
| d3.select('g') | |
| .selectAll('text') | |
| .data(symbolTypes) | |
| .enter() | |
| .append('text') | |
| .attr('transform', function(d, i) { | |
| return 'translate(' + xScale(i) + ', 40)'; | |
| }) | |
| .text(function(d) { | |
| return 'd3.' + d; | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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