From 1cd07265f8ced5de94e950c80fca7fdc072a02db Mon Sep 17 00:00:00 2001
From: frosch <frosch@openttd.org>
Date: Sat, 1 Aug 2009 11:55:49 +0000
Subject: [PATCH] (svn r17020) -Fix: Recenter viewport of waypoint-gui after
 moving the sign.

---
 src/waypoint_cmd.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/waypoint_cmd.cpp b/src/waypoint_cmd.cpp
index 1b23e6784d..94a959e78f 100644
--- a/src/waypoint_cmd.cpp
+++ b/src/waypoint_cmd.cpp
@@ -34,6 +34,8 @@ void Waypoint::UpdateVirtCoord()
 	Point pt = RemapCoords2(TileX(this->xy) * TILE_SIZE, TileY(this->xy) * TILE_SIZE);
 	SetDParam(0, this->index);
 	this->sign.UpdatePosition(pt.x, pt.y - 0x20, STR_WAYPOINT_VIEWPORT);
+	/* Recenter viewport */
+	InvalidateWindowData(WC_WAYPOINT_VIEW, this->index);
 }
 
 /**
@@ -270,7 +272,6 @@ CommandCost CmdBuildRailWaypoint(TileIndex start_tile, DoCommandFlag flags, uint
 		} else if (!wp->IsInUse()) {
 			/* Move existing (recently deleted) waypoint to the new location */
 			wp->xy = start_tile;
-			InvalidateWindowData(WC_WAYPOINT_VIEW, wp->index);
 		}
 		wp->owner = GetTileOwner(start_tile);