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authorChris Schlaeger <chris@linux.com>2015-10-17 21:36:38 +0200
committerChris Schlaeger <chris@linux.com>2015-10-17 21:36:38 +0200
commite30f267181d990947e67909de4809fa941698c85 (patch)
tree46e9f94c2b3699ed378963b420b8a8d361286ea1 /misc/openlayers/examples/zoomLevels.html
parente763ceb183f389fcd314a4a6a712d87c9d4cdb32 (diff)
downloadpostrunner-e30f267181d990947e67909de4809fa941698c85.zip
Upgrading openlayers to 3.x
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-<!DOCTYPE html>
-<html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
- <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
- <meta name="apple-mobile-web-app-capable" content="yes">
- <link rel="stylesheet" href="../theme/default/style.css" type="text/css">
- <link rel="stylesheet" href="style.css" type="text/css">
- <script src="../lib/OpenLayers.js"></script>
- <script type="text/javascript">
- var lon = 50;
- var lat = 0;
- var zoom = 0;
- var map, layer;
-
- function init(){
- OpenLayers.DOTS_PER_INCH = 72;
- var options = {
-
-// various ways of specifying similar things
-// resolutions: [1.40625,0.703125,0.3515625,0.17578125,0.087890625,0.0439453125,0.02197265625,0.010986328125,0.0054931640625,0.00274658203125,0.00137329101],
-// scales: [50000000, 10000000],
-// maxResolution: 0.17578125,
-// minResolution: 0.0439453125,
-// maxScale: 10000000,
-// minScale: 50000000,
-// numZoomLevels: 5,
-// units: "dd",
- minResolution: "auto",
- minExtent: new OpenLayers.Bounds(-1, -1, 1, 1),
- maxResolution: "auto",
- maxExtent: new OpenLayers.Bounds(-180, -90, 180, 90)
- };
-
- map = new OpenLayers.Map( 'map' , options);
-
-
- layer = new OpenLayers.Layer.WMS( "OpenLayers WMS",
- "http://vmap0.tiles.osgeo.org/wms/vmap0", {layers: 'basic'});
- map.addLayer(layer);
-
-
- map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
- }
-
- </script>
- </head>
- <body onload="init()">
- <h1 id="title">Zoom Level</h1>
-
- <div id="tags">
- zoom, zoomlevel, resolution, scale, cleanup
- </div>
-
- <p id="shortdesc">
- This example shows the use of the resolutions layer option on a number of layer types.
- </p>
-
- <div id="map" class="smallmap"></div>
-
- <div id="docs">
- <p>
- Set the extent of the viewable map using preset levels of scale available
- to the user via the zoom slider bar. You can set the minimum, maximum
- scales or resolutions, the number of levels in between and the minimum
- and maximum geographic extents in your map's units.
- </p>
- <p>
- Default units for Scale are in inches. Resolution is specified in map units
- per pixel where the default map units are decimal degrees(dd).<br>
- scale = resolution * OpenLayers.INCHES_PER_UNIT[units] *
- OpenLayers.DOTS_PER_INCH <br>
- You can either set the scale or the resolution, there is no need to set both.
- </p>
- <p>
- You can do it with a ...
- </p>
- </div>
-
- </body>
-</html>