added data
This commit is contained in:
didier committed
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4438e925c9
commit
89b07a3dc6
5 files changed
+137
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+14
-1
@@ -34,10 +34,23 @@
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"type": "github"
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"type": "github"
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}
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}
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},
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},
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"quebec-osm-data": {
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"flake": false,
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"locked": {
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"narHash": "sha256-wZnwOz49muoA1lXmXQ6LdHhVyt8vhG9Ex+6oWhts2FI=",
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"type": "file",
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"url": "https://download.geofabrik.de/north-america/canada/quebec-240828.osm.pbf"
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},
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"original": {
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"type": "file",
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"url": "https://download.geofabrik.de/north-america/canada/quebec-240828.osm.pbf"
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}
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},
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"root": {
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"root": {
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"inputs": {
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"inputs": {
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"flake-utils": "flake-utils",
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"flake-utils": "flake-utils",
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"nixpkgs": "nixpkgs"
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"nixpkgs": "nixpkgs",
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"quebec-osm-data": "quebec-osm-data"
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}
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}
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},
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},
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"systems": {
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"systems": {
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@@ -1,11 +1,15 @@
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{
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{
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description = "spacial-data-experiments";
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description = "spacial-data-experiments";
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inputs = {
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inputs = {
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nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
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nixpkgs.url = "github:nixos/nixpkgs?ref=nixos-unstable";
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flake-utils.url = "github:numtide/flake-utils";
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flake-utils.url = "github:numtide/flake-utils";
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quebec-osm-data.url =
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"https://download.geofabrik.de/north-america/canada/quebec-240828.osm.pbf";
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quebec-osm-data.flake = false;
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};
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};
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outputs = { self, nixpkgs, flake-utils }:
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outputs = { self, nixpkgs, flake-utils, quebec-osm-data }:
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flake-utils.lib.eachDefaultSystem (system:
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flake-utils.lib.eachDefaultSystem (system:
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let
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let
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pkgs = nixpkgs.legacyPackages.${system};
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pkgs = nixpkgs.legacyPackages.${system};
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@@ -17,5 +21,4 @@
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buildInputs = with pkgs; [ duckdb ];
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buildInputs = with pkgs; [ duckdb ];
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};
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};
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});
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});
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}
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}
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@@ -0,0 +1,13 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<title>spacial-data-experiments</title>
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</head>
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<body>
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<div id="container"></div>
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<script type="module" src='index.js'></script>
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</body>
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</html>
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@@ -0,0 +1,43 @@
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import * as d3 from "https://cdn.jsdelivr.net/npm/d3@7/+esm";
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import * as topojson from "https://cdn.jsdelivr.net/npm/topojson@3/+esm";
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const roadUrl = './road.json';
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const road = await (await fetch(roadUrl)).json()
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const projection = d3.geoConicConformal()
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.scale(12000)
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.center([-72.949, 46.879])
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function drawRoads(context, data) {
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if(!data || data.length < 1){
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return context;
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}
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context.moveTo(...projection([data[0].lon, data[0].lat]));
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for(const datum of data){
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context.lineTo(...projection([datum.lon, datum.lat]));
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}
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return context;
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}
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const svg = d3.create("svg")
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.attr("width", 975)
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.attr("height", 610)
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.attr("viewBox", [0, 0, 975, 610])
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.attr("style", "max-width: 100%; height: auto;");
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svg.append("g")
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.attr("transform", "translate(610,20)")
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.append('text').text("fuck me");
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svg.append("path")
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.data([road])
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.attr("fill", "none")
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.attr("stroke", "black")
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.attr("stroke-linejoin", "round")
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.attr("stroke-with", 2)
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.attr("d", d => drawRoads(d3.path(), d).toString());
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container.append(svg.node());
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@@ -0,0 +1,62 @@
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]
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||||||
Reference in new issue
Block a user