You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
443 lines
19 KiB
HTML
443 lines
19 KiB
HTML
<!DOCTYPE html>
|
|
<html lang="en-US">
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
|
|
<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
|
|
<script>
|
|
var gaProperty = 'UA-2577926-1';
|
|
// Disable tracking if the opt-out cookie exists.
|
|
var disableStr = 'ga-disable-' + gaProperty;
|
|
if (document.cookie.indexOf(disableStr + '=true') > -1) {
|
|
window[disableStr] = true;
|
|
}
|
|
function gaOptout() {
|
|
document.cookie = disableStr + '=true; expires=Thu, 31 Dec 2099 23:59:59 UTC; path=/';
|
|
window[disableStr] = true;
|
|
}
|
|
function gaOptoutRevoke() {
|
|
document.cookie = disableStr + '=false; expires=Thu, 31 Dec 2099 23:59:59 UTC; path=/';
|
|
window[disableStr] = false;
|
|
}
|
|
</script>
|
|
<!-- Global site tag (gtag.js) - Google Analytics -->
|
|
<script async src="https://www.googletagmanager.com/gtag/js?id=UA-2577926-1"></script>
|
|
<script>
|
|
window.dataLayer = window.dataLayer || [];
|
|
function gtag(){dataLayer.push(arguments);}
|
|
gtag('js', new Date());
|
|
gtag('config', 'UA-2577926-1', { 'anonymize_ip': true });
|
|
</script>
|
|
<link rel="stylesheet" type="text/css" href="//cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.1.0/cookieconsent.min.css" />
|
|
<script src="//cdnjs.cloudflare.com/ajax/libs/cookieconsent2/3.1.0/cookieconsent.min.js"></script>
|
|
<script src="https://unpkg.com/lz-string@1.4.4/libs/lz-string.min.js"></script>
|
|
<script>
|
|
window.addEventListener("load", function() {
|
|
window.cookieconsent.initialise({
|
|
'palette': {
|
|
'popup': {
|
|
'background': '#eaf7f7',
|
|
'text': '#5c7291'
|
|
},
|
|
'button': {
|
|
'background': '#56cbdb',
|
|
'text': '#ffffff'
|
|
}
|
|
},
|
|
'theme': 'edgeless',
|
|
'type': 'opt-out',
|
|
'onInitialise': function (status) {
|
|
if (!this.hasConsented()) {
|
|
gaOptout()
|
|
}
|
|
},
|
|
'onStatusChange': function(status, chosenBefore) {
|
|
if (!this.hasConsented()) {
|
|
gaOptout()
|
|
}
|
|
},
|
|
'onRevokeChoice': function() {
|
|
gaOptoutRevoke()
|
|
}
|
|
})
|
|
});
|
|
</script>
|
|
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" type="text/css">
|
|
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css" type="text/css">
|
|
<link rel="stylesheet" href="./resources/prism/prism-1.20.0.css" type="text/css">
|
|
<link rel="stylesheet" href="./css/ol.css" type="text/css">
|
|
<link rel="stylesheet" href="./resources/layout.css" type="text/css">
|
|
<script src="https://unpkg.com/elm-pep"></script>
|
|
<script src="https://cdn.polyfill.io/v3/polyfill.min.js?features=fetch,requestAnimationFrame,Element.prototype.classList,TextDecoder"></script>
|
|
<script src="https://cdnjs.cloudflare.com/ajax/libs/core-js/3.18.3/minified.js"></script>
|
|
|
|
<link rel="stylesheet" href="drag-and-drop-custom-mvt.css">
|
|
<title>Custom Drag-and-Drop (MVT preview)</title>
|
|
</head>
|
|
<body>
|
|
|
|
<header class="navbar navbar-expand-sm navbar-dark mb-3 py-0" role="navigation">
|
|
<a class="navbar-brand" href="https://openlayers.org/"><img src="./resources/logo-70x70.png" alt=""> OpenLayers</a>
|
|
|
|
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#olmenu" aria-controls="olmenu" aria-expanded="false" aria-label="Toggle navigation">
|
|
<span class="navbar-toggler-icon"></span>
|
|
</button>
|
|
|
|
<!-- menu items that get hidden below 768px width -->
|
|
<nav class="collapse navbar-collapse" id="olmenu">
|
|
<ul class="nav navbar-nav ml-auto">
|
|
<li class="nav-item dropdown">
|
|
<a class="nav-link dropdown-toggle" href="#" id="docdropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Docs</a>
|
|
<div class="dropdown-menu dropdown-menu-right mb-3" aria-labelledby="docdropdown">
|
|
<a class="dropdown-item" href="../doc/">Docs</a>
|
|
<div class="dropdown-divider"></div>
|
|
<a class="dropdown-item" href="../doc/quickstart.html"><i class="fa fa-check fa-fw mr-2 fa-lg"></i>Quick Start</a>
|
|
<a class="dropdown-item" href="../doc/faq.html"><i class="fa fa-question fa-fw mr-2 fa-lg"></i>FAQ</a>
|
|
<a class="dropdown-item" href="../doc/tutorials/"><i class="fa fa-book fa-fw mr-2 fa-lg"></i>Tutorials</a>
|
|
<a class="dropdown-item" href="/workshop/"><i class="fa fa-graduation-cap fa-fw mr-2 fa-lg"></i>Workshop</a>
|
|
<div class="dropdown-divider"></div>
|
|
<a class="dropdown-item" href="https://stackoverflow.com/questions/tagged/openlayers"><i class="fa fa-stack-overflow fa-fw mr-2"></i>Ask a Question</a>
|
|
</div>
|
|
</li>
|
|
<li class="nav-item active"><a class="nav-link" href="../examples/">Examples</a></li>
|
|
<li class="nav-item"><a class="nav-link" href="../apidoc/"><i class="fa fa-sitemap mr-1"></i>API</a></li>
|
|
<li class="nav-item dropdown">
|
|
<a class="nav-link dropdown-toggle" href="#" id="codedropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Code</a>
|
|
<div class="dropdown-menu dropdown-menu-right mb-3" aria-labelledby="codedropdown">
|
|
<a class="dropdown-item" href="https://github.com/openlayers/openlayers"><i class="fa fa-github fa-fw mr-2 fa-lg"></i>Repository</a>
|
|
<a class="dropdown-item" href="/download/"><i class="fa fa-download fa-fw mr-2 fa-lg"></i>Download</a>
|
|
</div>
|
|
</li>
|
|
</ul>
|
|
</nav>
|
|
</header>
|
|
|
|
<div class="container-fluid line-numbers">
|
|
|
|
<div id="latest-check" class="alert alert-warning alert-dismissible" role="alert" style="display:none">
|
|
<button id="latest-dismiss" type="button" class="close" data-dismiss="alert" aria-label="Close"><span aria-hidden="true">×</span></button>
|
|
This example uses OpenLayers v<span>6.12.0</span>. The <a id="latest-link" href="#" class="alert-link">latest</a> is v<span id="latest-version"></span>.
|
|
</div>
|
|
|
|
|
|
<div class="row-fluid">
|
|
<a href="#" id="codepen-button" class="btn btn-link float-right">
|
|
<i class="fa fa-codepen fa-lg"></i> Edit
|
|
</a>
|
|
<div class="span12">
|
|
<h4 id="title">Custom Drag-and-Drop (MVT preview)</h4>
|
|
<p class="tags">
|
|
<span class="badge-group">
|
|
<a
|
|
href="./index.html?q=drag-and-drop" class="badge badge-info">drag-and-drop</a
|
|
><a
|
|
class="badge badge-info tag-modal-toggle text-white"
|
|
data-toggle="modal"
|
|
data-target="#tag-example-list"
|
|
data-title="drag-and-drop"
|
|
data-content="
|
|
<a class="list-group-item list-group-item-action" href="./drag-and-drop-custom-kmz.html">Custom Drag-and-Drop (KMZ)</a>
|
|
<a class="list-group-item list-group-item-action active" href="./drag-and-drop-custom-mvt.html">Custom Drag-and-Drop (MVT preview)</a>
|
|
<a class="list-group-item list-group-item-action" href="./drag-and-drop.html">Drag-and-Drop</a>"
|
|
tabindex="0"
|
|
>3</a>
|
|
</span>
|
|
<span class="badge-group">
|
|
<a
|
|
href="./index.html?q=mvt" class="badge badge-info">mvt</a
|
|
><a
|
|
class="badge badge-info tag-modal-toggle text-white"
|
|
data-toggle="modal"
|
|
data-target="#tag-example-list"
|
|
data-title="mvt"
|
|
data-content="
|
|
<a class="list-group-item list-group-item-action active" href="./drag-and-drop-custom-mvt.html">Custom Drag-and-Drop (MVT preview)</a>"
|
|
tabindex="0"
|
|
>1</a>
|
|
</span>
|
|
</p>
|
|
<div class="modal modal-tag-example" id="tag-example-list" tabindex="-1" role="dialog" aria-labelledby="tag-example-title" aria-hidden="true">
|
|
<div class="modal-dialog modal-dialog-scrollable" role="document">
|
|
<div class="modal-content">
|
|
<div class="modal-header">
|
|
<h5 class="modal-title" id="tag-example-title"></h5>
|
|
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
|
|
<span aria-hidden="true">×</span>
|
|
</button>
|
|
</div>
|
|
<div class="modal-body">
|
|
<div class="list-group"></div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
<div id="map" class="map"></div>
|
|
<br />
|
|
<div class="tileCoord">
|
|
<a id="download" download></a>
|
|
<span>Tile coordinate </span>
|
|
<span> z: <input type="number" id="tileCoordZ" value="6" /></span>
|
|
<span> x: <input type="number" id="tileCoordX" value="30" /></span>
|
|
<span> y: <input type="number" id="tileCoordY" value="20" /></span>
|
|
<span> </span>
|
|
<button id="download-mvt">Download sample</button>
|
|
</div>
|
|
<br />
|
|
<div id="info"> </div>
|
|
|
|
</div>
|
|
<form method="POST" id="codepen-form" target="_blank" action="https://codesandbox.io/api/v1/sandboxes/define">
|
|
<input id="codesandbox-params" type="hidden" name="parameters">
|
|
</form>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
|
<div class="span12">
|
|
<p id="shortdesc">Example of using the drag-and-drop interaction with a custom format to preview MVT tiles.</p>
|
|
<div id="docs"><p>Example of using the drag-and-drop interaction with a custom format to preview MVT tiles. In addition to the formats used in the <a href="drag-and-drop.html">Drag-and-Drop</a> example individual MVT tiles can be previewed. There is no projection transform support, so this will only work with data in EPSG:4326 and EPSG:3857.</p>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
|
<h5 class="source-heading">main.js</h5>
|
|
<pre><code id="example-js-source" class="language-js">import 'ol/ol.css';
|
|
import Feature from 'ol/Feature';
|
|
import Map from 'ol/Map';
|
|
import View from 'ol/View';
|
|
import {
|
|
DragAndDrop,
|
|
defaults as defaultInteractions,
|
|
} from 'ol/interaction';
|
|
import {GPX, GeoJSON, IGC, KML, MVT, TopoJSON} from 'ol/format';
|
|
import {OSM, Vector as VectorSource} from 'ol/source';
|
|
import {Tile as TileLayer, Vector as VectorLayer} from 'ol/layer';
|
|
import {createXYZ} from 'ol/tilegrid';
|
|
|
|
// Define a custom MVT format as ol/format/MVT requires an extent
|
|
|
|
const tileCoordZ = document.getElementById('tileCoordZ');
|
|
const tileCoordX = document.getElementById('tileCoordX');
|
|
const tileCoordY = document.getElementById('tileCoordY');
|
|
|
|
class customMVT extends MVT {
|
|
constructor() {
|
|
super({featureClass: Feature});
|
|
}
|
|
readFeatures(source, options) {
|
|
options.extent = createXYZ().getTileCoordExtent([
|
|
parseInt(tileCoordZ.value),
|
|
parseInt(tileCoordX.value),
|
|
parseInt(tileCoordY.value),
|
|
]);
|
|
return super.readFeatures(source, options);
|
|
}
|
|
}
|
|
|
|
// Set up map with Drag and Drop interaction
|
|
|
|
const dragAndDropInteraction = new DragAndDrop({
|
|
formatConstructors: [customMVT, GPX, GeoJSON, IGC, KML, TopoJSON],
|
|
});
|
|
|
|
const map = new Map({
|
|
interactions: defaultInteractions().extend([dragAndDropInteraction]),
|
|
layers: [
|
|
new TileLayer({
|
|
source: new OSM(),
|
|
}),
|
|
],
|
|
target: 'map',
|
|
view: new View({
|
|
center: [0, 0],
|
|
zoom: 2,
|
|
}),
|
|
});
|
|
|
|
dragAndDropInteraction.on('addfeatures', function (event) {
|
|
const vectorSource = new VectorSource({
|
|
features: event.features,
|
|
});
|
|
map.addLayer(
|
|
new VectorLayer({
|
|
source: vectorSource,
|
|
})
|
|
);
|
|
map.getView().fit(vectorSource.getExtent());
|
|
});
|
|
|
|
const displayFeatureInfo = function (pixel) {
|
|
const features = [];
|
|
map.forEachFeatureAtPixel(pixel, function (feature) {
|
|
features.push(feature);
|
|
});
|
|
if (features.length > 0) {
|
|
const info = [];
|
|
let i, ii;
|
|
for (i = 0, ii = features.length; i < ii; ++i) {
|
|
const description =
|
|
features[i].get('name') ||
|
|
features[i].get('_name') ||
|
|
features[i].get('layer');
|
|
if (description) {
|
|
info.push(description);
|
|
}
|
|
}
|
|
document.getElementById('info').innerHTML = info.join(', ') || '&nbsp';
|
|
} else {
|
|
document.getElementById('info').innerHTML = '&nbsp;';
|
|
}
|
|
};
|
|
|
|
map.on('pointermove', function (evt) {
|
|
if (evt.dragging) {
|
|
return;
|
|
}
|
|
const pixel = map.getEventPixel(evt.originalEvent);
|
|
displayFeatureInfo(pixel);
|
|
});
|
|
|
|
map.on('click', function (evt) {
|
|
displayFeatureInfo(evt.pixel);
|
|
});
|
|
|
|
// Sample data download
|
|
|
|
const link = document.getElementById('download');
|
|
|
|
function download(fullpath, filename) {
|
|
fetch(fullpath)
|
|
.then(function (response) {
|
|
return response.blob();
|
|
})
|
|
.then(function (blob) {
|
|
if (navigator.msSaveBlob) {
|
|
// link download attribute does not work on MS browsers
|
|
navigator.msSaveBlob(blob, filename);
|
|
} else {
|
|
link.href = URL.createObjectURL(blob);
|
|
link.download = filename;
|
|
link.click();
|
|
}
|
|
});
|
|
}
|
|
|
|
document.getElementById('download-mvt').addEventListener('click', function () {
|
|
const fullpath =
|
|
'https://basemaps.arcgis.com/v1/arcgis/rest/services/World_Basemap/VectorTileServer/tile/' +
|
|
tileCoordZ.value +
|
|
'/' +
|
|
tileCoordY.value +
|
|
'/' +
|
|
tileCoordX.value +
|
|
'.pbf';
|
|
const filename =
|
|
tileCoordZ.value + '-' + tileCoordX.value + '-' + tileCoordY.value + '.mvt';
|
|
download(fullpath, filename);
|
|
});
|
|
</code></pre>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
|
<h5 class="source-heading">index.html</h5>
|
|
<pre><code id="example-html-source" class="language-markup"><!DOCTYPE html>
|
|
<html lang="en">
|
|
<head>
|
|
<meta charset="UTF-8">
|
|
<title>Custom Drag-and-Drop (MVT preview)</title>
|
|
<!-- Pointer events polyfill for old browsers, see https://caniuse.com/#feat=pointer -->
|
|
<script src="https://unpkg.com/elm-pep"></script>
|
|
<!-- The lines below are only needed for old environments like Internet Explorer and Android 4.x -->
|
|
<script src="https://cdn.polyfill.io/v3/polyfill.min.js?features=fetch,requestAnimationFrame,Element.prototype.classList,TextDecoder"></script>
|
|
<script src="https://cdnjs.cloudflare.com/ajax/libs/core-js/3.18.3/minified.js"></script>
|
|
<style>
|
|
.map {
|
|
width: 100%;
|
|
height:400px;
|
|
}
|
|
.tileCoord input {
|
|
width: 60px;
|
|
}
|
|
</style>
|
|
</head>
|
|
<body>
|
|
<div id="map" class="map"></div>
|
|
<br />
|
|
<div class="tileCoord">
|
|
<a id="download" download></a>
|
|
<span>Tile coordinate&nbsp;&nbsp;</span>
|
|
<span>&nbsp;z: <input type="number" id="tileCoordZ" value="6" /></span>
|
|
<span>&nbsp;x: <input type="number" id="tileCoordX" value="30" /></span>
|
|
<span>&nbsp;y: <input type="number" id="tileCoordY" value="20" /></span>
|
|
<span>&nbsp;&nbsp;</span>
|
|
<button id="download-mvt">Download sample</button>
|
|
</div>
|
|
<br />
|
|
<div id="info">&nbsp;</div>
|
|
<script src="main.js"></script>
|
|
</body>
|
|
</html></code></pre>
|
|
</div>
|
|
|
|
<div class="row-fluid">
|
|
<h5 class="source-heading">package.json</h5>
|
|
<pre><code id="example-pkg-source" class="language-json">{
|
|
"name": "drag-and-drop-custom-mvt",
|
|
"dependencies": {
|
|
"ol": "6.12.0"
|
|
},
|
|
"devDependencies": {
|
|
"parcel": "^2.0.0"
|
|
},
|
|
"scripts": {
|
|
"start": "parcel index.html",
|
|
"build": "parcel build --public-url . index.html"
|
|
}
|
|
}</code></pre>
|
|
</div>
|
|
</div>
|
|
|
|
<script src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
|
|
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.5.0/js/bootstrap.bundle.min.js"></script>
|
|
<script src="./resources/prism/prism-1.20.0.min.js"></script>
|
|
<script src="./resources/common.js"></script>
|
|
<script src="common.js"></script>
|
|
<script src="drag-and-drop-custom-mvt.js"></script>
|
|
<script>
|
|
$('#tag-example-list').on('show.bs.modal', function (event) {
|
|
const button = $(event.relatedTarget); // Button that triggered the modal
|
|
const title = button.data('title');
|
|
const content = button.data('content');
|
|
const modal = $(this)
|
|
modal.find('.modal-title').text(title);
|
|
modal.find('.modal-body').html(content);
|
|
});
|
|
|
|
var packageUrl = 'https://raw.githubusercontent.com/openlayers/openlayers.github.io/build/package.json';
|
|
fetch(packageUrl).then(function(response) {
|
|
return response.json();
|
|
}).then(function(json) {
|
|
var latestVersion = json.version;
|
|
document.getElementById('latest-version').innerHTML = latestVersion;
|
|
var url = window.location.href;
|
|
var branchSearch = url.match(/\/([^\/]*)\/examples\//);
|
|
var cookieText = 'dismissed=-' + latestVersion + '-';
|
|
var dismissed = document.cookie.indexOf(cookieText) != -1;
|
|
if (branchSearch && !dismissed && /^v[0-9\.]*$/.test(branchSearch[1]) && '6.12.0' != latestVersion) {
|
|
var link = url.replace(branchSearch[0], '/latest/examples/');
|
|
fetch(link, {method: 'head'}).then(function(response) {
|
|
var a = document.getElementById('latest-link');
|
|
a.href = response.status == 200 ? link : '../../latest/examples/';
|
|
});
|
|
var latestCheck = document.getElementById('latest-check');
|
|
latestCheck.style.display = '';
|
|
document.getElementById('latest-dismiss').onclick = function() {
|
|
latestCheck.style.display = 'none';
|
|
document.cookie = cookieText;
|
|
}
|
|
}
|
|
});
|
|
</script>
|
|
</body>
|
|
</html>
|