mirror of
https://github.com/maplibre/martin.git
synced 2024-12-24 07:22:52 +03:00
7a9ea5d0d4
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360 lines
10 KiB
HTML
360 lines
10 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8"/>
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<title>Martin Debug Page</title>
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<meta name="viewport" content="initial-scale=1,width=device-width"/>
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<script src="https://unpkg.com/maplibre-gl@3.3.1/dist/maplibre-gl.js"></script>
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<link href="https://unpkg.com/maplibre-gl@3.3.1/dist/maplibre-gl.css" rel="stylesheet"/>
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<script src="https://cdnjs.cloudflare.com/ajax/libs/randomcolor/0.6.1/randomColor.js"></script>
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<style>
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body {
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margin: 0;
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padding: 0;
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}
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#map {
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position: absolute;
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top: 0;
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bottom: 0;
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width: 100%;
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}
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#menu {
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background: #fff;
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position: absolute;
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right: 5px;
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z-index: 1;
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width: 100%;
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height: 100%;
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border-radius: 3px;
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font-family: 'Open Sans', sans-serif;
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overflow: auto;
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user-select: none;
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}
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#menu a {
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font-size: 13px;
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color: #404040;
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display: block;
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margin: 0;
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padding: 10px;
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text-decoration: none;
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border-bottom: 1px solid #0000003F;
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overflow: hidden;
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white-space: nowrap;
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text-overflow: ellipsis;
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}
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#menu a:last-child {
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border: none;
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}
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#menu a:hover {
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background-color: #f8f8f8;
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color: #a00043;
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}
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#menu-search {
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padding: 2px;
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width: 100%;
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}
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#menu label {
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display: block;
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margin: 5px;
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font-weight: bold;
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}
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#container {
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position: absolute;
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top: 10px;
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bottom: 10px;
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left: 10px;
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width: 250px;
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}
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.resizer {
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position: absolute;
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cursor: col-resize;
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height: 100%;
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right: 0;
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top: 0;
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width: 5px;
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z-index: 1;
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background-color: #0000003F;
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}
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</style>
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<!-- popup styling -->
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<style>
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.maplibregl-popup-content {
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overflow-y: auto;
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padding: 0 10px;
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}
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.inspect_popup {
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color: #333;
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display: table;
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}
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.inspect_feature {
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padding: 10px 0;
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}
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.inspect_feature:not(:last-child) {
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border-bottom: 1px solid #ccc;
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}
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.inspect_layer {
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display: block;
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font-weight: bold;
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}
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.inspect_property {
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display: table-row;
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}
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.inspect_property_name {
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display: table-cell;
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padding-right: 10px;
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}
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.inspect_property_value {
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display: table-cell;
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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="container">
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<nav id="menu">
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<label for="menu-search">Tile Sources</label>
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<input oninput="handleSearch()" id="menu-search" type="search" placeholder="Search..."/>
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</nav>
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<div class="resizer"></div>
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</div>
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<div id="map"></div>
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<script>
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//ignore this, it's just to allow user resize menu by drag
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const container = document.getElementById('container');
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let x = 0;
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let w = 0;
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const mouseDownHandler = function (e) {
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const styles = window.getComputedStyle(container);
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x = e.clientX;
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w = parseInt(styles.width, 10);
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document.addEventListener('mousemove', mouseMoveHandler);
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document.addEventListener('mouseup', mouseUpHandler);
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};
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const mouseMoveHandler = function (e) {
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const dx = e.clientX - x;
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container.style.width = `${w + dx}px`;
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};
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container.addEventListener('mousedown', mouseDownHandler)
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const mouseUpHandler = function () {
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document.removeEventListener('mousemove', mouseMoveHandler);
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document.removeEventListener('mouseup', mouseUpHandler);
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};
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</script>
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<script>
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function handleSearch() {
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const search = document.getElementById("menu-search").value;
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const links = document.querySelectorAll("#menu a");
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for (const link of links) {
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if (link.textContent.toLowerCase().includes(search.toLowerCase())) {
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link.style.display = "block";
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} else {
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link.style.display = "none";
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}
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}
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}
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const string2RandColor = function (str) {
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const luminosity = "bright";
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const hues = ["pink", "blue", "orange", "monochrome", "yellow", "dark", "green"];
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let hue = hues[Math.floor(Math.random() * hues.length)];
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return randomColor({
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luminosity: luminosity,
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hue: hue,
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seed: str,
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format: 'rgbArray'
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}).join(',');
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}
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const map = new maplibregl.Map({
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container: 'map',
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style: 'https://basemaps.cartocdn.com/gl/positron-gl-style/style.json',
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zoom: 0,
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center: [0, 0],
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hash: true
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});
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const QUERY_THRESHOLD = 10;
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const popup = new maplibregl.Popup({
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closeButton: false,
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closeOnClick: false
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});
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const renderProperty = function (pName, pValue) {
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return `<div class="inspect_property">
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<div class="inspect_property_name">
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${pName}
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</div>
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<div class="inspect_property_value">
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${pValue}
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</div>
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</div>`;
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}
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const renderProperties = function (feature) {
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const geomDiv = renderProperty("$type", feature.geometry.type);
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const propertiesDivs = Object.keys(feature.properties).map(propName => {
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return renderProperty(propName, feature.properties[propName]);
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}).join('');
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return `${geomDiv}
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${propertiesDivs}`;
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}
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const renderFeature = function (feature) {
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const srcLayer = feature.layer['source-layer'];
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let layerName = feature.layer.source;
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if (srcLayer && srcLayer !== layerName) {
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layerName = `${layerName} / ${srcLayer}`;
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}
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return `<div class="inspect_feature">
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<div class="inspect_layer">
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${layerName}
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</div>
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${renderProperties(feature)}
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</div>`;
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}
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const renderFeatures = function (features) {
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const featureDOMS = features.map(feat => renderFeature(feat)).join('');
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return `<inspect_popup class="inspect_popup">
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${featureDOMS}
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</inspect_popup>`;
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}
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const tryShowPopup = function (e) {
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const queryBox = [
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[
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e.point.x - QUERY_THRESHOLD,
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e.point.y + QUERY_THRESHOLD
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],
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[
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e.point.x + QUERY_THRESHOLD,
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e.point.y - QUERY_THRESHOLD
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]
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];
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let features = map.queryRenderedFeatures(queryBox) || [];
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features = features.filter(f => f.source !== 'carto');
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popup.setLngLat(e.lngLat);
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if (features.length !== 0) {
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const renderedPopup = renderFeatures(features);
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popup.setHTML(renderedPopup);
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popup.addTo(map);
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return true;
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} else {
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return false;
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}
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}
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let isPopupFixed = false;
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map.on("click", e => {
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//remove the popup immediately if it's benn shown already
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if (popup.isOpen()) {
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popup.remove();
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isPopupFixed = false;
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}
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isPopupFixed = tryShowPopup(e);
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});
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map.on("mousemove", function (e) {
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if (isPopupFixed) return;
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let showOk = tryShowPopup(e);
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if (!showOk) {
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popup.remove();
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}
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});
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map.on('load', async function () {
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map.showTileBoundaries = true;
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const catalog = await fetch('http://0.0.0.0:3000/catalog');
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const sources = (await catalog.json()).tiles;
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// Set up the corresponding toggle button for each layer.
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for (const sourceName of Object.keys(sources)) {
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// Skip layers that already have a button set up.
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if (document.getElementById(sourceName)) {
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continue;
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}
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map.addSource(sourceName, {
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type: 'vector',
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url: `http://0.0.0.0:3000/${sourceName}`
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});
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// Create a link.
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const link = document.createElement('a');
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link.id = sourceName;
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link.href = '#';
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link.textContent = sourceName;
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link.title = sourceName;
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// Show or hide layer when the toggle is clicked.
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link.onclick = function (e) {
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e.preventDefault();
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e.stopPropagation();
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const sourceLayers = map.style.sourceCaches[sourceName]._source.vectorLayerIds;
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if (!sourceLayers) {
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return;
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}
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const isShowing = this.classList.contains('active')
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const color = string2RandColor(sourceName);
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for (const sourceLayer of sourceLayers) {
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for (const [type, geoType, alpha] of [["circle", "Point", 0.8], ["line", "LineString", 0.8], ["fill", "Polygon", 0.4]]) {
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const layerId = `${sourceName}_${sourceLayer}_${type}`;
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if (isShowing) {
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map.removeLayer(layerId)
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} else {
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map.addLayer({
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id: layerId,
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source: sourceName,
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type: type,
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'source-layer': sourceLayer,
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filter: ['==', '$type', geoType],
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paint: {[`${type}-color`]: `rgba(${color},${alpha})`}
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});
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}
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}
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}
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if (isShowing) {
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this.classList.remove('active');
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link.style.cssText = '';
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} else {
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this.classList.add('active');
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link.style.cssText = `background: rgb(${color});
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background: linear-gradient(90deg, rgba(${color},0) 15%, rgba(${color},1) 100%);`;
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}
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};
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const layers = document.getElementById('menu');
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layers.appendChild(link);
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}
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});
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</script>
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</body>
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</html>
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