[OpenLayers-Commits] r2349 - sandbox/vector-2.4/examples

Mon Mar 5 17:14:40 EST 2007

Author: tschaub
Date: 2007-03-05 17:14:39 -0500 (Mon, 05 Mar 2007)
New Revision: 2349

Added:
   sandbox/vector-2.4/examples/vector-features.html
Log:
example showing simple vector features

Added: sandbox/vector-2.4/examples/vector-features.html
===================================================================

--- sandbox/vector-2.4/examples/vector-features.html	                        (rev 0)
+++ sandbox/vector-2.4/examples/vector-features.html	2007-03-05 22:14:39 UTC (rev 2349)
@@ -0,0 +1,63 @@
+<html xmlns="http://www.w3.org/1999/xhtml">
+  <head>
+    <style type="text/css">
+        #map {
+            width: 800px;
+            height: 475px;
+            border: 1px solid black;
+        }
+    </style>
+    <script src="../lib/OpenLayers.js"></script>
+    <script type="text/javascript">
+        <!--
+        var map;
+
+        function init(){
+            map = new OpenLayers.Map( $('map') );
+            var layer = new OpenLayers.Layer.WMS( "OpenLayers WMS", 
+                    "http://labs.metacarta.com/wms/vmap0", {layers: 'basic'} );
+            map.addLayer(layer);
+            var vectorLayer = new OpenLayers.Layer.Vector("Simple Geometry");
+            
+            // create a point feature
+            var point = new OpenLayers.Geometry.Point(-111.04, 45.68);
+            var pointFeature = new OpenLayers.Feature.Vector(vectorLayer, point);
+            
+            // create a line feature from a list of points
+            var pointList = [];
+            var newPoint = point;
+            for(var p=0; p<5; ++p) {
+                newPoint = new OpenLayers.Geometry.Point(newPoint.x + Math.random(1),
+                                                         newPoint.y + Math.random(1));
+                pointList.push(newPoint);
+            }
+            var lineFeature = new OpenLayers.Feature.Vector(vectorLayer,
+                new OpenLayers.Geometry.LineString(pointList));
+            
+            // create a polygon feature from a linear ring of points
+            var pointList = [];
+            for(var p=0; p<6; ++p) {
+                var a = p * (2 * Math.PI) / 7;
+                var r = Math.random(1) + 1;
+                var newPoint = new OpenLayers.Geometry.Point(point.x + (r * Math.cos(a)),
+                                                             point.y + (r * Math.sin(a)));
+                pointList.push(newPoint);
+            }
+            pointList.push(pointList[0]);
+            
+            var linearRing = new OpenLayers.Geometry.LinearRing(pointList);
+            var polygonFeature = new OpenLayers.Feature.Vector(vectorLayer,
+                new OpenLayers.Geometry.Polygon([linearRing]));
+                
+            
+            map.addLayer(vectorLayer);
+            map.setCenter(new OpenLayers.LonLat(point.x, point.y), 5);
+            vectorLayer.addFeatures([pointFeature, lineFeature, polygonFeature]);
+        }
+        // -->
+    </script>
+  </head>
+  <body onload="init()">
+    <div id="map"></div>
+  </body>
+</html>

