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refactor(example): add example TMS on PlanarView
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‎examples/view_25d_map3857.html

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<html>
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<head>
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<title>Itowns - Planar example</title>
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<meta charset="UTF-8">
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<link rel="stylesheet" type="text/css" href="css/example.css">
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<link rel="stylesheet" type="text/css" href="css/LoadingScreen.css">
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<link rel="stylesheet" type="text/css" href="css/widgets.css">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<script src="https://cdnjs.cloudflare.com/ajax/libs/dat-gui/0.7.6/dat.gui.min.js"></script>
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</head>
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<body>
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<div id="description">
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Key bindings
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<ul>
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<li>Left-Click: camera translation (drag)</li>
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<li>Right-Click: camera translation (pan)</li>
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<li>Ctrl + Left-Click: camera rotation (orbit)</li>
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<li>Spacebar / Wheel-Click: smart travel</li>
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<li>Mouse Wheel: zoom in/out</li>
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<li>T: orient camera to a top view</li>
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<li>Y: move camera to start position</li>
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</ul>
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</div>
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<div id="viewerDiv" class="viewer"></div>
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<script src="../dist/itowns.js"></script>
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<script src="js/GUI/LoadingScreen.js"></script>
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<script src="../dist/debug.js"></script>
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<script src="../dist/itowns_widgets.js"></script>
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<script src="js/GUI/GuiTools.js"></script>
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<script type="text/javascript">
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function xml2json(xml) {
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try {
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var obj = {};
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if (xml.children.length > 0) {
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for (var i = 0; i < xml.children.length; i++) {
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var item = xml.children.item(i);
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var nodeName = item.nodeName;
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if (item.attributes.length > 1) {
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for (var j = 0; j < item.attributes.length; j++) {
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const attribute = item.attributes.item(j);
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const newEl = document.createElement(attribute.name);
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const newText = document.createTextNode(attribute.value);
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newEl.appendChild(newText);
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item.appendChild(newEl)
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}
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}
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if (typeof (obj[nodeName]) == "undefined") {
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obj[nodeName] = xml2json(item);
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} else {
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if (typeof (obj[nodeName].push) == "undefined") {
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var old = obj[nodeName];
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obj[nodeName] = [];
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obj[nodeName].push(old);
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}
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obj[nodeName].push(xml2json(item));
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}
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}
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} else {
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obj = xml.textContent;
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}
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return obj;
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} catch (e) {
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console.log(e.message);
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}
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}
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// const urlTMS = 'https://www.opengis.net/def/crs/EPSG/0/3857';
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// const getTMS = itowns.Fetcher.xml('./layers/TMS_EPSG-3857.xml')
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// .then(xml => {
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// return xml2json(xml);
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// });
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// // Define crs projection that we will use (taken from https://epsg.io/3946, Proj4js section)
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itowns.proj4.defs('EPSG:3946', '+proj=lcc +lat_1=45.25 +lat_2=46.75 +lat_0=46 +lon_0=3 +x_0=1700000 +y_0=5200000 +ellps=GRS80 +towgs84=0,0,0,0,0,0,0 +units=m +no_defs');
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/* global itowns, setupLoadingScreen, GuiTools, debug */
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// const urlWMS = 'https://imagerie.data.grandlyon.com/wms/grandlyon?';
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// const getCapabilities = itowns.Fetcher.xml(`${urlWMS}SERVICE=WMS&REQUEST=GetCapabilities`)
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// .then(xml => {
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// return xml2json(xml);
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// });
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async function main() {
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let viewCRS;
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viewCRS = 'EPSG:3857';
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// const TMS = await getTMS;
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// console.log(TMS);
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// console.log(capabilities.WMS_Capabilities.Capability.Layer);
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// const capabilities = await getCapabilities;
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// console.log(capabilities);
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// console.log(capabilities.WMS_Capabilities.Capability.Layer);
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// const ortho_latest_Capa = capabilities.WMS_Capabilities.Capability.Layer.Layer.filter(l => l.Name === 'ortho_latest')[0];
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// console.log('Ortho_latest crs', ortho_latest_Capa.CRS);
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// const boundingBox = ortho_latest_Capa.BoundingBox.filter(bb => bb.crs === viewCRS)[0];
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// const extentOrthoLatest = new itowns.Extent(
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// viewCRS,
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// +boundingBox.minx, +boundingBox.maxx,
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// +boundingBox.miny, +boundingBox.maxy,
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// );
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var extent0;
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var viewerDiv;
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var view;
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var p;
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var menuGlobe;
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var d;
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// origin extent (the data to display)
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extent0 = new itowns.Extent(
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'EPSG:3946',
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1837816.94334, 1847692.32501,
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5170036.4587, 5178412.82698);
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// EPSG:3946 global extent
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extent = new itowns.Extent(
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'EPSG:3946',
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621509.63, 4660562.44,
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2320724.18, 5891430.09,
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);
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extent3857 = new itowns.Extent('EPSG:3857', -20037508.3427892, 20037508.3427892, -20037508.3427892, 20037508.3427892)
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// var extent3857 = new itowns.Extent(
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// 'EPSG:3857',
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// -20026376.39, 20026376.39,
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// -20048966.10, 20048966.10);
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// console.log(extent, extent0, extentOrthoLatest);
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// `viewerDiv` will contain iTowns' rendering area (`<canvas>`)
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viewerDiv = document.getElementById('viewerDiv');
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// console.log(extent0.center(), extent0.center().as(viewCRS), extent0.as(viewCRS))
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const placement = { coord: extent0.center().as(viewCRS), heading: 49.6, range: 6200, tilt: 17 };
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// Instanciate PlanarView*
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view = new itowns.PlanarView(viewerDiv, extent0.as(viewCRS), { placement });
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// view = new itowns.PlanarView(viewerDiv, extent3857, { placement });
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setupLoadingScreen(viewerDiv, view);
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// -> WMTS Layer
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itowns.Fetcher.json("./layers/JSONLayers/Ortho.json").then(
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function _(config) {
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config.source = new itowns.WMTSSource(config.source);// crs: 'EPSG:3857',
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var layer = new itowns.ColorLayer("Ortho", config);
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view.addLayer(layer);
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}
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);
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// -> TMS imagery source and layer
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var opensmSource = new itowns.TMSSource({
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isInverted: true,
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url: 'https://tile.openstreetmap.org/${z}/${x}/${y}.png',
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networkOptions: { crossOrigin: 'anonymous' },
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extent: extent3857,
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crs: 'EPSG:3857',
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attribution: {
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name: 'OpenStreetMap',
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url: 'http://www.openstreetmap.org/',
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},
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});
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var opensmLayer = new itowns.ColorLayer('OPENSM', {
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updateStrategy: {
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type: itowns.STRATEGY_DICHOTOMY,
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},
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source: opensmSource,
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});
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view.addLayer(opensmLayer);
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// -> WMS imagery layer
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var wmsImagerySource = new itowns.WMSSource({
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extent: extent3857,
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name: 'ortho_latest',
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url: 'https://imagerie.data.grandlyon.com/wms/grandlyon',
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version: '1.3.0',
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crs: viewCRS,
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format: 'image/jpeg',
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});
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var wmsImageryLayer = new itowns.ColorLayer('wms_imagery', {
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updateStrategy: {
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type: itowns.STRATEGY_DICHOTOMY,
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options: {},
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},
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source: wmsImagerySource,
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});
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view.addLayer(wmsImageryLayer);
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// -> WMS elevation layer
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var wmsElevationSource = new itowns.WMSSource({
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extent: extent3857,
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url: 'https://imagerie.data.grandlyon.com/wms/grandlyon',
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name: 'MNT2018_Altitude_2m',
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crs: viewCRS,
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width: 256,
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format: 'image/jpeg',
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});
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var wmsElevationLayer = new itowns.ElevationLayer('wms_elevation', {
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useColorTextureElevation: true,
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colorTextureElevationMinZ: 144,
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colorTextureElevationMaxZ: 622,
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source: wmsElevationSource,
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});
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view.addLayer(wmsElevationLayer);
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// -> WFS layer for label (Not working)
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var wfsCartoSource = new itowns.WFSSource({
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url: 'https://data.geopf.fr/wfs/ows?',
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version: '2.0.0',
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typeName: 'BDCARTO_V5:zone_d_habitation',
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crs: viewCRS,
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ipr: 'IGN',
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format: 'application/json',
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});
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var wfsCartoStyle = {
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zoom: { min: 0, max: 20 },
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text: {
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field: '{toponyme}',
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color: 'white',
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transform: 'uppercase',
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size: 15,
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haloColor: 'rgba(20,20,20, 0.8)',
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haloWidth: 3,
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},
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};
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var wfsCartoLayer = new itowns.LabelLayer('wfsCarto', {
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source: wfsCartoSource,
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style: wfsCartoStyle,
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});
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// view.addLayer(wfsCartoLayer);
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// Add a scale :
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const scale = new itowns_widgets.Scale(view, {
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position: 'bottom-right',
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translate: { x: -70 },
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});
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// Request redraw
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view.notifyChange();
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view.addEventListener(itowns.GLOBE_VIEW_EVENTS.GLOBE_INITIALIZED, function () {
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if (view.isDebugMode) {
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menuGlobe = new GuiTools('menuDiv', view);
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menuGlobe.addImageryLayersGUI(view.getLayers(function gui(l) { return l.isColorLayer; }));
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menuGlobe.addElevationLayerGUI(wmsElevationLayer);
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debug.createTileDebugUI(menuGlobe.gui, view);
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}
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const extent3 = extent0.as(viewCRS)
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clipPlanes = [
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new itowns.THREE.Plane(new itowns.THREE.Vector3(1, 0, 0), -extent3.west),
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new itowns.THREE.Plane(new itowns.THREE.Vector3(-1, 0, 0), extent3.east),
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new itowns.THREE.Plane(new itowns.THREE.Vector3(0, -1, 0), extent3.north),
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new itowns.THREE.Plane(new itowns.THREE.Vector3(0, 1, 0), -extent3.south),
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];
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const helpers = new itowns.THREE.Group();
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helpers.add( new itowns.THREE.PlaneHelper( clipPlanes[0], 2000000, 0xff0000 ) );
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helpers.add( new itowns.THREE.PlaneHelper( clipPlanes[1], 2000000, 0xff0000 ) );
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helpers.add( new itowns.THREE.PlaneHelper( clipPlanes[ 2 ], 2000000, 0x0000ff ) );
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helpers.add( new itowns.THREE.PlaneHelper( clipPlanes[ 3 ], 2000000, 0xff00ff ) );
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helpers.visible = true;
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view.tileLayer.object3d.add( helpers );
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});
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};
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main();
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</script>
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</body>
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</html>

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