From 217298f606e0f8bc0eeb512d45763eee2e34c3d3 Mon Sep 17 00:00:00 2001
From: crschmidt <crschmidt@crschmidt.net>
Date: Fri, 14 Sep 2007 00:47:42 +0000
Subject: [PATCH] Use of Layer.Grid.buffer

git-svn-id: http://svn.openlayers.org/trunk/openlayers@4275 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
---
 examples/buffer.html | 41 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 41 insertions(+)
 create mode 100644 examples/buffer.html
diff --git a/examples/buffer.html b/examples/buffer.html
new file mode 100644
index 0000000000..03f86b565f
--- /dev/null
+++ b/examples/buffer.html
@@ -0,0 +1,41 @@
+<html xmlns="http://www.w3.org/1999/xhtml">
+  <head>
+    <style type="text/css">
+        #map {
+            width: 694px;
+            height: 464px;
+            border: 1px solid black;
+        }
+    </style>
+    <script src="../lib/OpenLayers.js"></script>
+    <script type="text/javascript">
+        var lon = 0;
+        var lat = 0;
+        var zoom = 2;
+        var map, layer;
+
+        function init(){
+            map = new OpenLayers.Map( 'map' );
+            layer = new OpenLayers.Layer.WMS( "0 buffer: OpenLayers WMS", 
+                    "http://labs.metacarta.com/wms/vmap0",
+                    {layers: 'basic'}, {'buffer':0} );
+            map.addLayer(layer);
+            layer = new OpenLayers.Layer.WMS( "1 buffer: OpenLayers WMS", 
+                    "http://labs.metacarta.com/wms/vmap0",
+                    {layers: 'basic'}, {'buffer':1} );
+            map.addLayer(layer);
+            layer = new OpenLayers.Layer.WMS( "4 buffer: OpenLayers WMS", 
+                    "http://labs.metacarta.com/wms/vmap0",
+                    {layers: 'basic'}, {'buffer':4} );
+            map.addLayer(layer);
+            map.addControl(new OpenLayers.Control.LayerSwitcher())
+            map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
+        }
+    </script>
+  </head>
+  <body onload="init()">
+    <div id="map"></div>
+    <p>Use the buffer property to control how many tiles are included
+       outside the visible map area. Default is 2</p> 
+  </body>
+</html>
