diff -r 9646f7e37c31 -r be51ea0adc29 src/ai/api/ai_station.cpp
--- a/src/ai/api/ai_station.cpp	Tue Mar 25 12:09:42 2008 +0000
+++ b/src/ai/api/ai_station.cpp	Tue Mar 25 12:12:45 2008 +0000
@@ -4,6 +4,7 @@
 
 #include "ai_station.hpp"
 #include "ai_cargo.hpp"
+#include "ai_map.hpp"
 #include "../../debug.h"
 #include "../../station.h"
 #include "../../station_map.h"
@@ -76,3 +77,13 @@
 		default:                 return CA_NONE;
 	}
 }
+
+/* static */ int32 AIStation::GetDistanceManhattanToTile(StationID station_id, TileIndex tile)
+{
+	return AIMap::DistanceManhattan(tile, GetLocation(station_id));
+}
+
+/* static */ int32 AIStation::GetDistanceSquareToTile(StationID station_id, TileIndex tile)
+{
+	return AIMap::DistanceSquare(tile, GetLocation(station_id));
+}