From 92f7f14744a204adb3ffa45de5d0be2308f88372 Mon Sep 17 00:00:00 2001
From: Tom Payne <twpayne@gmail.com>
Date: Tue, 18 Jun 2013 12:06:33 +0200
Subject: [PATCH] Constrain center in ol.interaction.Interaction.pan

---
 src/ol/interaction/interaction.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ol/interaction/interaction.js b/src/ol/interaction/interaction.js
index 667a7a7e2f..99978dc5a7 100644
--- a/src/ol/interaction/interaction.js
+++ b/src/ol/interaction/interaction.js
@@ -42,7 +42,9 @@ ol.interaction.Interaction.pan = function(
         easing: ol.easing.linear
       }));
     }
-    view.setCenter([currentCenter[0] + delta[0], currentCenter[1] + delta[1]]);
+    var center = view.constrainCenter(
+        [currentCenter[0] + delta[0], currentCenter[1] + delta[1]]);
+    view.setCenter(center);
   }
 };