From 92e701c6ed075167d272137647f677d337759dde Mon Sep 17 00:00:00 2001
From: frosch <frosch@openttd.org>
Date: Sat, 13 Aug 2011 10:43:11 +0000
Subject: (svn r22739) -Fix: The measurement tooltip is supposed to be hidden
 when not dragging an area.

---
 src/viewport.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/viewport.cpp b/src/viewport.cpp
index dcfe4cf01..e0996c786 100644
--- a/src/viewport.cpp
+++ b/src/viewport.cpp
@@ -2786,7 +2786,7 @@ calc_heightdiff_single_direction:;
 					}
 				}
 
-				if (t0 != 1 || t1 != 1) {
+				if (dx != 1 || dy != 1) {
 					int heightdiff = CalcHeightdiff(style, 0, t0, t1);
 
 					params[index++] = dx;
-- 
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