The Voronoi layout, d3.geom.voronoi, provides clipping via the clipExtent property. If no clip extent is specified, the returned shapes cover the area [±1e6, ±1e6].
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Voronoi Clipping
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| license: gpl-3.0 |
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| <!DOCTYPE html> | |
| <meta charset="utf-8"> | |
| <style> | |
| circle, | |
| path { | |
| stroke: #000; | |
| } | |
| path { | |
| fill-opacity: .1; | |
| } | |
| path:hover { | |
| fill-opacity: .2; | |
| } | |
| </style> | |
| <body> | |
| <script src="//d3js.org/d3.v3.min.js"></script> | |
| <script> | |
| var padding = 10, | |
| width = 960, | |
| height = 500; | |
| var points = [ | |
| [200, 200], | |
| [760, 300] | |
| ]; | |
| var voronoi = d3.geom.voronoi() | |
| .clipExtent([[padding, padding], [width - padding, height - padding]]); | |
| var color = d3.scale.category10(); | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", width) | |
| .attr("height", height); | |
| svg.selectAll("path") | |
| .data(voronoi(points)) | |
| .enter().append("path") | |
| .style("fill", function(d, i) { return color(i); }) | |
| .attr("d", function(d) { return "M" + d.join("L") + "Z"; }); | |
| svg.selectAll("circle") | |
| .data(points) | |
| .enter().append("circle") | |
| .style("fill", function(d, i) { return color(i); }) | |
| .attr("transform", function(d) { return "translate(" + d + ")"; }) | |
| .attr("r", 4.5); | |
| </script> |
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how 2 draw d3.voronoi into google maps or baidu maps?? appreciated~