2e:null 2f:["$","title",null,{"children":"U.S. Map with Puerto Rico, US Virgin Islands, American Samoa, Guam, and Northern Mariana Islands | Alan McConchie | Observable"}] 34:T103f,function geoAlbersUsaPr() { var cache, cacheStream, lower48 = d3.geoAlbers(), lower48Point, alaska = d3.geoConicEqualArea().rotate([154, 0]).center([-2, 58.5]).parallels([55, 65]), alaskaPoint, hawaii = d3.geoConicEqualArea().rotate([157, 0]).center([-3, 19.9]).parallels([8, 18]), hawaiiPoint, puertoRico = d3.geoConicEqualArea().rotate([66, 0]).center([0, 18]).parallels([8, 18]), puertoRicoPoint, guamMariana = d3.geoConicEqualArea().rotate([-145, 0]).center([0, 16]).parallels([10, 20]), guamMarianaPoint, americanSamoa = d3.geoConicEqualArea().rotate([170, 0]).center([0, -14]).parallels([-14, 0]), americanSamoaPoint, point, pointStream = {point: function(x, y) { point = [x, y]; }}; function albersUsa(coordinates) { var x = coordinates[0], y = coordinates[1]; return point = null, (lower48Point.point(x, y), point) || (alaskaPoint.point(x, y), point) || (hawaiiPoint.point(x, y), point) || (puertoRicoPoint.point(x, y), point) || (guamMarianaPoint.point(x, y), point) || (americanSamoaPoint.point(x, y), point); } albersUsa.invert = function(coordinates) { var k = lower48.scale(), t = lower48.translate(), x = (coordinates[0] - t[0]) / k, y = (coordinates[1] - t[1]) / k; return (y >= 0.120 && y < 0.234 && x >= -0.425 && x < -0.214 ? alaska : y >= 0.166 && y < 0.234 && x >= -0.214 && x < -0.115 ? hawaii : y >= 0.204 && y < 0.234 && x >= 0.300 && x < 0.380 ? puertoRico : y >= 0.050 && y < 0.204 && x >= 0.340 && x < 0.380 ? guamMariana : y >= 0.160 && y < 0.204 && x >= 0.280 && x < 0.340 ? americanSamoa : lower48).invert(coordinates); }; albersUsa.stream = function(stream) { return cache && cacheStream === stream ? cache : cache = multiplex([lower48.stream(cacheStream = stream), alaska.stream(stream), hawaii.stream(stream), puertoRico.stream(stream), guamMariana.stream(stream),americanSamoa.stream(stream)]); }; albersUsa.precision = function(_) { if (!arguments.length) return lower48.precision(); lower48.precision(_), alaska.precision(_), hawaii.precision(_), puertoRico.precision(_), guamMariana.precision(_), americanSamoa.precision(_); return reset(); }; albersUsa.scale = function(_) { if (!arguments.length) return lower48.scale(); lower48.scale(_), alaska.scale(_ * 0.35), hawaii.scale(_), puertoRico.scale(_), guamMariana.scale(_), americanSamoa.scale(_); return albersUsa.translate(lower48.translate()); }; albersUsa.translate = function(_) { if (!arguments.length) return lower48.translate(); var k = lower48.scale(), x = +_[0], y = +_[1]; lower48Point = lower48 .translate(_) .clipExtent([[x - 0.455 * k, y - 0.238 * k], [x + 0.455 * k, y + 0.238 * k]]) .stream(pointStream); alaskaPoint = alaska .translate([x - 0.310 * k, y + 0.201 * k]) .clipExtent([[x - 0.425 * k + epsilon, y + 0.120 * k + epsilon], [x - 0.214 * k - epsilon, y + 0.234 * k - epsilon]]) .stream(pointStream); hawaiiPoint = hawaii .translate([x - 0.205 * k, y + 0.212 * k]) .clipExtent([[x - 0.214 * k + epsilon, y + 0.166 * k + epsilon], [x - 0.115 * k - epsilon, y + 0.234 * k - epsilon]]) .stream(pointStream); puertoRicoPoint = puertoRico .translate([x + 0.335 * k, y + 0.224 * k]) .clipExtent([[x + 0.300 * k, y + 0.204 * k], [x + 0.380 * k, y + 0.234 * k]]) .stream(pointStream).point; guamMarianaPoint = guamMariana .translate([x + 0.360 * k, y + 0.140 * k]) .clipExtent([[x + 0.340 * k, y + 0.050 * k], [x + 0.380 * k, y + 0.204 * k]]) .stream(pointStream).point; americanSamoaPoint = americanSamoa .translate([x + 0.315 * k, y + 0.180 * k]) .clipExtent([[x + 0.280 * k, y + 0.160 * k], [x + 0.340 * k, y + 0.204 * k]]) .stream(pointStream).point; return reset(); }; function reset() { cache = cacheStream = null; return albersUsa; } return albersUsa.scale(1070); }35:[{"id":"8326f37ebb0e430088bde96410bb0426ff6a71b3a592bb20987200ca00f8be73a0083b26ab17cb714ce111f936f695b96e77faffc560a0071d839e0742bb54f5","href":"https://static.observableusercontent.com/files/8326f37ebb0e430088bde96410bb0426ff6a71b3a592bb20987200ca00f8be73a0083b26ab17cb714ce111f936f695b96e77faffc560a0071d839e0742bb54f5","name":"counties-10m.json","type":"application/octet-stream","lastModified":1586895526520.952,"size":842177}] 32:{"id":"81c85351d1b8bf86","slug":"u-s-map-with-puerto-rico","title":"U.S. Map with Puerto Rico, US Virgin Islands, American Samoa, Guam, and Northern Mariana Islands","thumbnail":"5ab396f8de64a7d7bb1bf7f34a7618a9ed6f5c97bc9549150373f7c9b33ec49d","access_level":"public","create_time":"$D2020-04-14T20:18:46.520Z","update_time":"$D2020-06-19T20:35:05.835Z","view_time":null,"first_public_time":"$D2020-04-15T01:50:44.759Z","has_unpublished_edits":null,"fork":{"id":"c9e29bf1a6b320ce","slug":"u-s-map-with-puerto-rico","title":"U.S. Map with Puerto Rico","owner":{"id":"863951e3ebe4c0ae","login":"d3","name":"D3"}},"stars":4,"starred":false,"owner":{"type":"team","id":"8755eac40cfc1b2a","login":"almccon","name":"Alan McConchie","avatar_url":"https://avatars-next.observableusercontent.com/634e0ee1ea0cc2f43146c81806d13e5ad9d8b8a09352dc768d878393a57bc7c1","tier":"starter_2024"},"version":181,"publish_version":181,"role":null,"authored":false,"authors":[{"type":"individual","id":"ebdf0c8b77d50bed","login":"almccon","name":"Alan McConchie","avatar_url":"https://avatars-next.observableusercontent.com/634e0ee1ea0cc2f43146c81806d13e5ad9d8b8a09352dc768d878393a57bc7c1","tier":null}],"members":[{"type":"individual","id":"ebdf0c8b77d50bed","login":"almccon","name":"Alan McConchie","avatar_url":"https://avatars-next.observableusercontent.com/634e0ee1ea0cc2f43146c81806d13e5ad9d8b8a09352dc768d878393a57bc7c1","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":10,"collection":null,"type":"notebook","body":{"title":"U.S. Map with Puerto Rico, US Virgin Islands, American Samoa, Guam, and Northern Mariana Islands","cells":[{"id":0,"value":"md`# U.S. Map with Puerto Rico, US Virgin Islands, American Samoa, Guam, and Northern Mariana Islands\n\nThis map modifies D3’s U.S. Albers projection (a [conic equal-area](/@d3/conic-equal-area) projection), which has insets for Alaska and Hawaii, to also inset all of the US overseas territories. Puerto Rico and US Virgin Islands share one inset, Guam and the Northern Mariana Islands share another inset, and American Samoa gets a third inset.\n\n**UPDATE:** I think [this second option](https://observablehq.com/@almccon/u-s-map-with-puerto-rico-us-virgin-islands-american-samoa-gua) with Guam, Northern Mariana Islands, and American Samoa on the left side makes more sense.`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":37,"value":"projection = geoAlbersUsaPr().scale(1300).translate([487.5, 305])","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":29,"value":"map = html``","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":47,"value":"path = d3.geoPath(projection)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":100,"value":"$34","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":95,"value":"function multiplex(streams) {\n const n = streams.length;\n return {\n point(x, y) { for (const s of streams) s.point(x, y); },\n sphere() { for (const s of streams) s.sphere(); },\n lineStart() { for (const s of streams) s.lineStart(); },\n lineEnd() { for (const s of streams) s.lineEnd(); },\n polygonStart() { for (const s of streams) s.polygonStart(); },\n polygonEnd() { for (const s of streams) s.polygonEnd(); }\n };\n}","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":109,"value":"epsilon = 1e-6","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":13,"value":"us = FileAttachment(\"counties-10m.json\").json()","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":10,"value":"topojson = require(\"topojson-client@3\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":7,"value":"d3 = require(\"d3-geo@1\")","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W35","stdlib":"1","titling":"auto"}} 33:"$32:body"