D3’s d3.geoPath can be used with Canvas, not just SVG! This geometry is from us-atlas.
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d3.geoPath + Canvas
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| license: gpl-3.0 | |
| height: 600 | |
| border: no | |
| #redirect: https://observablehq.com/@d3/u-s-map-canvas |
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| <!DOCTYPE html> | |
| <canvas width="960" height="600"></canvas> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://unpkg.com/topojson-client@3"></script> | |
| <script> | |
| var context = d3.select("canvas").node().getContext("2d"), | |
| path = d3.geoPath().context(context); | |
| d3.json("https://unpkg.com/us-atlas@1/us/10m.json", function(error, us) { | |
| if (error) throw error; | |
| context.beginPath(); | |
| path(topojson.mesh(us)); | |
| context.stroke(); | |
| }); | |
| </script> |
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