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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">
+ <title>All Overlays 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"></script>
+ <script type="text/javascript">
+ var map;
+ function init() {
+ map = new OpenLayers.Map({
+ div: "map",
+ allOverlays: true,
+ maxExtent: new OpenLayers.Bounds(
+ 1549471.9221, 6403610.94, 1550001.32545, 6404015.8
+ )
+ });
+
+ // give the features some style
+ var styles = new OpenLayers.StyleMap({
+ "default": {
+ strokeWidth: 2
+ },
+ "select": {
+ strokeColor: "#0099cc",
+ strokeWidth: 4
+ }
+ });
+
+ // add rules from the above lookup table
+ styles.addUniqueValueRules("default", "RP_TYPE", {
+ 10: {strokeColor: "#000000", strokeWidth: 2},
+ 12: {strokeColor: "#222222", strokeWidth: 2},
+ 14: {strokeColor: "#444444", strokeWidth: 2},
+ 16: {strokeColor: "#666666", strokeWidth: 2},
+ 18: {strokeColor: "#888888", strokeWidth: 2},
+ 19: {strokeColor: "#666666", strokeWidth: 1}
+ });
+
+ var vectors = new OpenLayers.Layer.Vector("Lines", {
+ strategies: [new OpenLayers.Strategy.Fixed()],
+ protocol: new OpenLayers.Protocol.HTTP({
+ url: "data/roads.json",
+ format: new OpenLayers.Format.GeoJSON()
+ }),
+ styleMap: styles
+ });
+
+ map.addLayer(vectors);
+ map.addControl(new OpenLayers.Control.LayerSwitcher());
+ map.zoomToMaxExtent();
+
+ }
+
+ </script>
+ </head>
+ <body onload="init()">
+ <h1 id="title">OpenLayers Overlays Only Example</h1>
+ <div id="tags">
+ overlay, baselayer, light
+ </div>
+ <p id="shortdesc">
+ Demonstrates a map with overlays only.
+ </p>
+ <div id="map" class="smallmap"></div>
+ <div id="docs">
+ To create a map that allows any draw order with all layer types
+ and lets you set the visibility of any layer independently, set
+ the allOverlays property on the map to true.
+ </div>
+ </body>
+</html>