From 77985d65f898987f4343936626f0040193916a30 Mon Sep 17 00:00:00 2001
From: John Firebaugh <john.firebaugh@gmail.com>
Date: Fri, 23 Aug 2013 12:48:28 -0700
Subject: [PATCH] Exclude Locator Overlay from imagery_used

---
 js/id/renderer/background.js        | 5 ++++-
 js/id/renderer/background_source.js | 6 +++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/js/id/renderer/background.js b/js/id/renderer/background.js
index 6ab8502ce..84aaa2b43 100644
--- a/js/id/renderer/background.js
+++ b/js/id/renderer/background.js
@@ -52,7 +52,10 @@ iD.Background = function(context) {
         }
 
         overlayLayers.forEach(function (d) {
-            imageryUsed.push(d.source().sourcetag || d.source().name);
+            var source = d.source();
+            if (!source.isLocatorOverlay()) {
+                imageryUsed.push(source.sourcetag || source.name);
+            }
         });
 
         if (background.showsGpxLayer()) {
diff --git a/js/id/renderer/background_source.js b/js/id/renderer/background_source.js
index b42b729b1..440172a4b 100644
--- a/js/id/renderer/background_source.js
+++ b/js/id/renderer/background_source.js
@@ -51,7 +51,11 @@ iD.BackgroundSource = function(data) {
 
     source.validZoom = function(z) {
         return source.scaleExtent[0] <= z &&
-            (source.name !== 'Locator Overlay' || source.scaleExtent[1] > z);
+            (!source.isLocatorOverlay() || source.scaleExtent[1] > z);
+    };
+
+    source.isLocatorOverlay = function() {
+        return source.name === 'Locator Overlay';
     };
 
     source.copyrightNotices = function() {};