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example.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>GeoTiff on OpenLayer4</title>
<meta name="viewport" content="width=device-width">
<meta charset="UTF-8" />
<!-- use global openlayer library -->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/openlayers@4.6.4/dist/ol.css" type="text/css">
<script src="https://cdn.jsdelivr.net/npm/openlayers@4.6.4/dist/ol.js"></script>
<!-- .tif (geotiff) format parser -->
<script src="dist/js/geotiff-format-parser.min.js"></script>
<!-- openlayer canvas layer builder -->
<script src="dist/js/openlayer4-geotiff.min.js"></script>
<!-- some custom styles for demo page -->
<style>
.row {display: flex;}
.col-map {flex: 1;}
.col-legend{width: 35%;margin-left: 10px;}
</style>
</head>
<body>
<div class="row">
<div class="col-map">
<!-- main map element -->
<div id="map"></div>
</div>
<!-- legend info -->
<div class="col-legend">
<h1>GeoTiff to OpenLayer4</h1>
<hr />
<p>Geotiff-canvas - openlayer4 library for real-time draw .tif (.tiff) images from qgis/arcgis/etc raster layer export on web map.</p>
<p>If you want draw .tif on openlayer map you should add imports:</p>
<pre><script src="js/geotiff-format-parser.js"></script>
<script src="js/openlayer4-geotiff.js"></script></pre>
<p>and <strong>after</strong> map initialization <code>var map = new ol.Map({})</code> make:</p>
<pre>var layer = new GeoCanvas(map, 'prediction-raster.tif', {
opacity: 0.7
});
layer.init();</pre>
<p>and you well see results on your map! Enjoy!</p>
<p>Rework by: <a href="mailto:zenn1989@gmail.com">Pyatinskiy Mihail</a> © 2018</p>
</div>
</div>
<script>
// draw openlayer object on #map
var map = new ol.Map({
layers: [
new ol.layer.Tile({
source: new ol.source.OSM()
})
],
target: 'map',
view: new ol.View({
center: ol.proj.fromLonLat([37, 46]),
zoom: 7
})
});
// initialize geotiff canvas builder
var layer = new GeoCanvas(map, 'binary/kriging-interpolation-qgis.tif', {
opacity: 0.7
});
// draw canvas layer on map
layer.init();
</script>
</body>
</html>