A demonstration of d3-geo 1.2’s new projection.fitSize feature.
Last active
July 22, 2018 15:03
-
-
Save mbostock/19ffece0a45434b0eef3cc4f973d1e3d to your computer and use it in GitHub Desktop.
Fit Extent
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
| license: gpl-3.0 | |
| height: 720 | |
| 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"> | |
| <svg width="960" height="610"></svg> | |
| <script src="https://unpkg.com/d3@5"></script> | |
| <script src="https://unpkg.com/topojson-client@3"></script> | |
| <script> | |
| var svg = d3.select("svg"), | |
| width = +svg.attr("width"), | |
| height = +svg.attr("height"); | |
| d3.json("https://raw.githubusercontent.com/gist/mbostock/4090846/raw/07e73f3c2d21558489604a0bc434b3a5cf41a867/us.json").then(function(us) { | |
| var conus = topojson.feature(us, { | |
| type: "GeometryCollection", | |
| geometries: us.objects.states.geometries.filter(function(d) { | |
| return d.id !== 2 // AK | |
| && d.id !== 15 // HI | |
| && d.id < 60; // outlying areas | |
| }) | |
| }); | |
| // ESRI:102004 | |
| var path = d3.geoPath() | |
| .projection(d3.geoConicConformal() | |
| .parallels([33, 45]) | |
| .rotate([96, 0]) | |
| .center([0, -39]) | |
| .fitSize([width, height], conus)); | |
| svg.append("path") | |
| .datum(conus) | |
| .attr("d", path); | |
| }); | |
| </script> |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment