mirror of
https://github.com/protomaps/PMTiles.git
synced 2026-02-04 10:51:07 +00:00
consolidate examples into app/
* easier to maintain without a bunch of repetitive HTML examples
This commit is contained in:
Brandon Liu
@@ -1,192 +0,0 @@
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<html>
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<head>
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</head>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<script src="https://d3js.org/d3.v7.min.js"></script>
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<link rel="stylesheet" href="https://unpkg.com/tachyons@4.12.0/css/tachyons.min.css"/>
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<script src="https://unpkg.com/pmtiles@1.0.0/dist/index.js"></script>
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<!-- <script src="../js/dist/index.js"></script> -->
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<title>PMTiles inspector</title>
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</head>
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<body class="sans-serif v-scroll bg-dark-gray flex">
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<div class="w-50 vh-100 bg-light-gray pa4 flex flex-column">
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<div class="f4 w-100 dn" id="inputPanel" ondrop="dropHandler(event);" ondragover="dragOverHandler(event);">
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<div class=" f4 fw5 dark-gray b--dark-gray ba4 b--dotted bw1 pa3">Drag and drop a local PMTiles file here...</div>
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<!-- <div class="pv3">
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<div class="flex">
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<input placeholder="PMTiles file url (not yet implemented)" class="flex-grow-1 f6"/>
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<button class="ml3 link bg-white dim ba pointer">Inspect</button>
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</div>
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</div>
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--> </div>
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<div class="fw5 f6 mt2">spec version: <span id="spec_version">?</span></div>
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<div class="fw5 f6 mt2">metadata length: <span id="metadata_length">?</span></div>
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<div id="metadata" class="f6"></div>
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<div class="overflow-y-scroll flex-grow-1 f6 mt2">
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<table class="w-100">
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<thead class="tl">
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<tr>
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<th>z</th>
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<th>x</th>
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<th>y</th>
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<th>offset</th>
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<th>length</th>
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<th>dir</th>
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</tr>
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</thead>
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<tbody id="root_entries">
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</tbody>
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</table>
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</div>
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<div class="f6 mt2"><span id="root_entries_count">?</span> root entries</div>
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</div>
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<div class="w-50 flex items-center justify-center">
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<div>
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<div id="preview_label" class="white mb2"></div>
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<div id="preview"></div>
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</div>
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</div>
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<div id="tooltip" class="absolute pa1 bg-black white f6 dn">
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</div>
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</body>
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<script type="module">
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window.dragOverHandler = (ev) => {
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ev.preventDefault();
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}
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let smartCompare = (a,b) => {
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if (a.name === "earth") return -4
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if (a.name === "water") return -3
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if (a.name === "natural") return -2
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if (a.name === "landuse") return -1
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if (a.name === "places") return 1
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return 0
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}
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import {VectorTile} from "https://cdn.skypack.dev/@mapbox/vector-tile";
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import Protobuf from "https://cdn.skypack.dev/pbf";
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import {schemeSet3} from "https://cdn.skypack.dev/d3-scale-chromatic@3";
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import pako from "https://cdn.skypack.dev/pako";
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d3.select("#inputPanel").classed("dn",false);
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let loadEntry = async (file,format,compression,row) => {
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var blob = file.slice(row.offset,row.offset+row.length);
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var imageUrl = window.URL.createObjectURL(blob);
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d3.select("#preview_label").text(`${row.z} ${row.x} ${row.y}`);
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d3.select("#preview").selectAll("*").remove();
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if (format === "pbf") {
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var a = await blob.arrayBuffer();
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if (compression === "gzip") {
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a = pako.inflate(a);
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}
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let tile = new VectorTile(new Protobuf(a));
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let data = [];
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for (let [name,layer] of Object.entries(tile.layers)) {
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let features = [];
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for (var i = 0; i < layer.length; i++) {
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let feature = layer.feature(i);
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let path = d3.path();
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let geom = feature.loadGeometry();
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if (feature.type === 1) {
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for (let ring of geom) {
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for (let pt of ring) {
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path.arc(pt.x,pt.y,20,0, 2*Math.PI);
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}
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}
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} else {
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for (let ring of geom) {
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path.moveTo(ring[0].x,ring[0].y);
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for (var j = 1; j < ring.length; j++) {
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path.lineTo(ring[j].x,ring[j].y);
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}
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path.closePath();
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}
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}
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features.push({path:path.toString(),type:feature.type,properties:feature.properties,id:feature.id})
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}
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data.push({name:name,features:features})
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}
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data.sort(smartCompare);
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let svg = d3.select("#preview").append("svg").attr("viewBox","0 0 4096 4096").attr("width",600).attr("height",600);
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let layers = svg.selectAll("g").data(data).enter().append("g").attr("color",(d,i) => { return schemeSet3[i % 12]});
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let features = layers.selectAll("path").data(d => d.features).enter().append("path")
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features.attr("d",d => d.path)
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.attr("stroke",d => { return d.type === 2 ? "currentColor" : "" })
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.attr("stroke-width",d => { return d.type === 2 ? 10 : undefined })
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.attr("fill",d => { return d.type === 2 ? "none" : "currentColor" })
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.attr("fill-opacity",d => { d.type === 3 ? 1 : 0.5 })
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.attr("stroke-opacity",0.5);
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features.on("mouseover", function(ev,d) {
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d3.select(this).attr("color","white");
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let tooltip = d3.select("#tooltip")
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let rows = Object.entries(d.properties).map(a => `${a[0]}: ${a[1]}`);
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rows.unshift(d3.select(this.parentNode).datum().name);
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tooltip.classed("dn",false).selectAll("div")
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.data(rows).enter().append("div")
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.text(d => d);
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})
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features.on("mousemove", function(ev) {
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let tooltip = d3.select("#tooltip")
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.style("top",(ev.pageY+5) +"px")
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.style("left",(ev.pageX+5) +"px")
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})
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features.on("mouseout", function(ev,d,i) {
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d3.select(this).attr("color","currentColor");
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let tooltip = d3.select("#tooltip")
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tooltip.classed("dn",true)
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.selectAll("div").remove();
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})
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} else {
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d3.select("#preview").append("img").attr("src",imageUrl);
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}
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}
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window.dropHandler = ev => {
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ev.preventDefault();
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var data = ev.dataTransfer.items;
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var file = data[0].getAsFile();
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var blob = file.slice(0,512000);
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let truncated = (str) => {
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if (str.length < 80) return str;
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return str.slice(0,80) + "..."
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}
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blob.arrayBuffer().then(a => {
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var header = pmtiles.parseHeader(new DataView(a,0,10));
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let dec = new TextDecoder("utf-8")
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let metadata = JSON.parse(dec.decode(new DataView(a,10,header.json_size)));
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d3.select("#spec_version").text(header.version);
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d3.select("#metadata_length").text(header.json_size);
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d3.select("#root_entries_count").text(header.root_entries);
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d3.select("#metadata").selectAll("div")
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.data(Object.entries(metadata).map(a => `${a[0]}: ${a[1]}`))
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.enter().append("div").text(d => truncated(d));
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var entries_view = new DataView(a,10+header.json_size,17*header.root_entries);
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let entries = [];
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for (var i = 0; i < entries_view.byteLength/17; i++) {
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entries.push(pmtiles.parseEntry(entries_view,i));
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}
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let row = d3.select("#root_entries").selectAll("tr").data(entries).enter().append("tr")
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.attr("class","f6 pv1 dim pointer").on("click", (ev,d) => { loadEntry(file, metadata.format, metadata.compression, d); });
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row.selectAll("td").data(d => [d.z,d.x,d.y,d.offset,d.length,d.is_dir]).enter().append("td").text(d => { return d } );
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})
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}
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// const queryString = window.location.search;
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// const urlParams = new URLSearchParams(queryString);
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// const loadUrl = urlParams.get("url");
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// if (loadUrl) {
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// console.log("load url", loadUrl);
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// }
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</script>
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</html>
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@@ -1,26 +0,0 @@
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<html>
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<head>
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</head>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="https://unpkg.com/leaflet@1.7.1/dist/leaflet.css"/>
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<script src="https://unpkg.com/leaflet@1.7.1/dist/leaflet.js"></script>
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<script src="https://unpkg.com/pmtiles@1.0.0/dist/index.js"></script>
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<!-- <script src="../js/dist/index.js"></script> -->
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<style>
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body, #map {
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height:100vh;
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margin:0px;
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}
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</style>
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</head>
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<body>
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<div id="map"></div>
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<script>
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const map = L.map('map',{maxZoom:4}).setView([0,0],0)
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const p = new pmtiles.PMTiles('osm_carto.pmtiles')
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pmtiles.leafletLayer(p,{attribution:'© <a href="https://openstreetmap.org">OpenStreetMap</a> contributors'}).addTo(map)
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</script>
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</body>
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</html>
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@@ -1,70 +0,0 @@
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<html>
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<head>
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</head>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@1.14.1-rc.2/dist/maplibre-gl.css" crossorigin="anonymous">
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<script src="https://unpkg.com/maplibre-gl@1.14.1-rc.2/dist/maplibre-gl.js" crossorigin="anonymous"></script>
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<script src="https://unpkg.com/pmtiles@1.0.0/dist/index.js"></script>
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<!-- <script src="../js/dist/index.js"></script> -->
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<style>
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body, #map {
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height:100vh;
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margin:0px;
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}
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</style>
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</head>
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<body>
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<div id="map"></div>
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<script>
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let cache = new pmtiles.ProtocolCache();
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maplibregl.addProtocol("pmtiles",cache.protocol);
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var style = {
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"version": 8,
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"sources": {
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"tpe_sample": {
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"type": "vector",
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"tiles": ["pmtiles://tpe_sample.pmtiles/{z}/{x}/{y}"],
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"maxzoom":14
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}
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},
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"layers": [
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{
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"id": "buildings",
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"type": "fill",
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"source":"tpe_sample",
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"source-layer":"buildings",
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"paint": {
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"fill-color":"black"
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}
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},
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{
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"id": "roads",
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"type": "line",
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"source":"tpe_sample",
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"source-layer":"roads",
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"paint": {
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"line-color":"red"
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}
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},
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{
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"id": "mask",
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"type": "fill",
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"source":"tpe_sample",
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"source-layer":"mask",
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"paint": {
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"fill-color":"white"
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}
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}
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]
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}
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var map = new maplibregl.Map({
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container: 'map',
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center: [121.5177,25.0412],
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zoom: 14,
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style: style
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});
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</script>
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</body>
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</html>
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@@ -1,75 +0,0 @@
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<html>
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<head>
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<meta charset="utf-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<link rel="stylesheet" href="https://unpkg.com/maplibre-gl@1.14.1-rc.2/dist/maplibre-gl.css" crossorigin="anonymous">
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<script src="https://unpkg.com/maplibre-gl@1.14.1-rc.2/dist/maplibre-gl.js" crossorigin="anonymous"></script>
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<script src="https://unpkg.com/pmtiles@1.0.0/dist/index.js"></script>
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<!-- <script src="../js/dist/index.js"></script> -->
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<style>
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body, #map {
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height:100vh;
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margin:0px;
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background-color: #222222;
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}
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#overlay {
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position: absolute;
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top: 0px;
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padding: 1rem;
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background-color: white;
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}
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</style>
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<title>zcta - gl</title>
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</head>
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<body>
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<div id="map"></div>
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<div id="overlay">
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displaying archive: <a href="https://protomaps-static.sfo3.digitaloceanspaces.com/cb_2018_us_zcta510_500k_nolimit.pmtiles">cb_2018_us_zcta510_500k_nolimit.pmtiles</a>
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<pre>ogr2ogr -t_srs EPSG:4326 cb_2018_us_zcta510_500k.json cb_2018_us_zcta510_500k.shp
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tippecanoe -zg --projection=EPSG:4326 --no-tile-compression --no-feature-limit --no-tile-size-limit -o cb_2018_us_zcta510_500k_nolimit.mbtiles -l zcta cb_2018_us_zcta510_500k.json
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pmtiles-convert cb_2018_us_zcta510_500k_nolimit.mbtiles cb_2018_us_zcta510_500k_nolimit.pmtiles</pre>
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</div>
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<script>
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let cache = new pmtiles.ProtocolCache();
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maplibregl.addProtocol("pmtiles",cache.protocol);
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var style = {
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"version": 8,
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"sources": {
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"zcta": {
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"type": "vector",
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"tiles": ["pmtiles://https://protomaps-static.sfo3.digitaloceanspaces.com/cb_2018_us_zcta510_500k_nolimit.pmtiles/{z}/{x}/{y}"],
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"maxzoom":7
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}
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},
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"layers": [
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{
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"id": "ztcta_fill",
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"type": "fill",
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"source":"zcta",
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"source-layer":"zcta",
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"paint": {
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"fill-color":"white"
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}
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},
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{
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"id": "zcta_stroke",
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"type": "line",
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"source":"zcta",
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"source-layer":"zcta",
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"paint": {
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"line-color":"steelblue",
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"line-width":0.5
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}
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}
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]
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}
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var map = new maplibregl.Map({
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container: 'map',
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center: [-101.43,44.34],
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zoom: 3,
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style: style
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});
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</script>
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</body>
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</html>
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Reference in New Issue
Block a user