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diff --git a/misc/openlayers/examples/overviewmap.html b/misc/openlayers/examples/overviewmap.html new file mode 100644 index 0000000..5a8cc3f --- /dev/null +++ b/misc/openlayers/examples/overviewmap.html @@ -0,0 +1,120 @@ +<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"> + <title>Overview Map Example</title> + <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" type="text/javascript"></script> + <style> + #map1 { + width: 500px; + height: 300px; + border: 1px solid gray; + } + #map2 { + width: 500px; + height: 300px; + border: 1px solid gray; + } + </style> + </head> + <body> + <h1 id="title">Overview Map</h1> + + <div id="tags"> + overview, mapOptions, basic + </div> + <p id="shortdesc"> + Enable a small Overview Map that moves/interacts with your main map. + </p> + <div id="map1"></div> + <p>The above map has an overview map control that is created with + the default options. Much like a regular map, the map contained by + the overview map control defaults to a geographic projection.</p> + <div id="map2"></div> + <p>The second map has an overview map control that is created with + non-default options. In this case, the mapOptions property of the + control has been set to use non-default projection related properties, + and the layers property has been set to use a layer different from the main + map. In addition, any other properties of the overview map control can be + set in this way.</p> + <script defer="defer" type="text/javascript"> + + // set up some layers + + var ol = new OpenLayers.Layer.WMS( + "OpenLayers WMS", + "http://vmap0.tiles.osgeo.org/wms/vmap0", + {layers: 'basic'} + ); + + var jpl = new OpenLayers.Layer.WMS( + "NASA Global Mosaic", + "http://t1.hypercube.telascience.org/cgi-bin/landsat7", + {layers: "landsat7"} + ); + + // A clone of the above layer that we will use as overview for map2. + // We need to clone jpl before the it gets added to a map, so the + // clone can have its own maxExtent and maxResolution instead of + // getting these settings initialized from map1. + var jplOverview = jpl.clone(); + + // A more detailled layer of Manhattan for map2 + var ny = new OpenLayers.Layer.WMS( + "Manhattan", + "http://demo.opengeo.org/geoserver/wms", + { + layers: 'tiger-ny', + format: 'image/png' + } + ); + + // create the top map (with default overview map control) + var map1 = new OpenLayers.Map('map1'); + + map1.addLayers([ol, jpl]); + map1.addControl(new OpenLayers.Control.LayerSwitcher()); + + // create an overview map control with the default options + var overview1 = new OpenLayers.Control.OverviewMap({ + maximized: true, + maximizeTitle: 'Show the overview map', + minimizeTitle: 'Hide the overview map' + }); + map1.addControl(overview1); + + map1.setCenter(new OpenLayers.LonLat(0, 0), 2); + + // create the bottom map (with advanced overview map control) + var mapOptions = { + maxExtent: new OpenLayers.Bounds(-8242894.927728, 4965204.031195, + -8227290.161511, 4994963.723637), + maxResolution: 116.24879860156216, + projection: "EPSG:900913" + }; + + var map2 = new OpenLayers.Map('map2', mapOptions); + + map2.addLayers([ny]); + + // create an overview map control with non-default options + var controlOptions = { + maximized: true, + mapOptions: OpenLayers.Util.extend(mapOptions, { + maxResolution: 156543.0339, + maxExtent: new OpenLayers.Bounds(-20037508.34, -20037508.34, + 20037508.34, 20037508.34) + }), + layers: [jplOverview] + }; + var overview2 = new OpenLayers.Control.OverviewMap(controlOptions); + map2.addControl(overview2); + + map2.setCenter(new OpenLayers.LonLat(-8233165.3575055, 4980298.21113769), 3); + + </script> + </body> +</html> |