From 0bfb6f53bf6076636564a7ec1a483680430b3a46 Mon Sep 17 00:00:00 2001
From: pgiraud <pierre.giraud@camptocamp.com>
Date: Tue, 21 Jun 2011 12:47:57 +0000
Subject: [PATCH] geolocation example : don't zoom to and pulsate circle more
 than once when watching position (ie. listening for locationupdated event),
 no functional change

git-svn-id: http://svn.openlayers.org/trunk/openlayers@12117 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
---
 examples/geolocation.js | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/examples/geolocation.js b/examples/geolocation.js
index e1c3320bad..1afc12d997 100644
--- a/examples/geolocation.js
+++ b/examples/geolocation.js
@@ -47,6 +47,7 @@ var pulsate = function(feature) {
 };
 
 var geolocate = new OpenLayers.Control.Geolocate({
+    bind: false,
     geolocationOptions: {
         enableHighAccuracy: false,
         maximumAge: 0,
@@ -54,7 +55,8 @@ var geolocate = new OpenLayers.Control.Geolocate({
     }
 });
 map.addControl(geolocate);
-geolocate.events.register("locationupdated",this,function(e) {
+var firstGeolocation = true;
+geolocate.events.register("locationupdated",geolocate,function(e) {
     vector.removeAllFeatures();
     var circle = new OpenLayers.Feature.Vector(
         OpenLayers.Geometry.Polygon.createRegularPolygon(
@@ -80,8 +82,12 @@ geolocate.events.register("locationupdated",this,function(e) {
         ),
         circle
     ]);
-    map.zoomToExtent(vector.getDataExtent());
-    pulsate(circle);
+    if (firstGeolocation) {
+        map.zoomToExtent(vector.getDataExtent());
+        pulsate(circle);
+        firstGeolocation = false;
+        this.bind = true;
+    }
 });
 geolocate.events.register("locationfailed",this,function() {
     OpenLayers.Console.log('Location detection failed');
@@ -92,6 +98,7 @@ $('locate').onclick = function() {
     geolocate.deactivate();
     $('track').checked = false;
     geolocate.watch = false;
+    firstGeolocation = true;
     geolocate.activate();
 };
 $('track').onclick = function() {
@@ -99,6 +106,7 @@ $('track').onclick = function() {
     geolocate.deactivate();
     if (this.checked) {
         geolocate.watch = true;
+        firstGeolocation = true;
         geolocate.activate();
     }
 };