31:[{"id":"254a99fef9cfdc739794cf276a25ffce226b9d17d64789497bbed4935f1fda7d621149894d3a06e546f0e5c53beda2580db0166433ff2fac65397af1aa3627ea","href":"https://static.observableusercontent.com/files/254a99fef9cfdc739794cf276a25ffce226b9d17d64789497bbed4935f1fda7d621149894d3a06e546f0e5c53beda2580db0166433ff2fac65397af1aa3627ea","name":"countries-50m.json","type":"application/json","lastModified":1636038370528.178,"size":756420}] 2f:{"title":"30 Day Map Challenge: Day 8 - Blue","cells":[{"id":0,"value":"# 30 Day Map Challenge: Day 8 - Blue\n## The Ocean blue","pinned":false,"hidden":false,"mode":"md"},{"id":29,"value":"map = html``","pinned":false,"hidden":false,"mode":"ojs"},{"id":197,"value":"This literally took about 15 minutes to build, in spite of the fact that I never used the drop shadow technique before. Why so fast? Because of [Observable's template](https://observablehq.com/templates) for a quick [D3 World Map](https://observablehq.com/templates)!","pinned":false,"hidden":false,"mode":"md"},{"id":190,"value":"## Code","pinned":false,"hidden":false,"mode":"md"},{"id":4,"value":"projection = d3.geoEqualEarth()","pinned":true,"hidden":false,"mode":"ojs"},{"id":40,"value":"path = d3.geoPath(projection)","pinned":true,"hidden":false,"mode":"ojs"},{"id":25,"value":"height = {\n const [[x0, y0], [x1, y1]] = d3.geoPath(projection.fitWidth(width, outline)).bounds(outline);\n const dy = Math.ceil(y1 - y0), l = Math.min(Math.ceil(x1 - x0), dy);\n projection.scale(projection.scale() * (l - 1) / l).precision(0.2);\n return dy;\n}","pinned":true,"hidden":false,"mode":"ojs"},{"id":22,"value":"outline = ({type: \"Sphere\"})","pinned":true,"hidden":false,"mode":"ojs"},{"id":114,"value":"graticule = d3.geoGraticule10()","pinned":true,"hidden":false,"mode":"ojs"},{"id":16,"value":"land = topojson.feature(world, world.objects.land)","pinned":true,"hidden":false,"mode":"ojs"},{"id":13,"value":"world = FileAttachment(\"countries-50m.json\").json()","pinned":true,"hidden":false,"mode":"ojs"}],"files":"$W31","stdlib":"1","titling":"auto"}