+
+// Trigger type
+export Number triggerNorth 0
+export Number triggerEast 1
+export Number triggerSouth 2
+export Number triggerWest 3
+export Number triggerContact 4
+
+// Tile flags
+export Number blockN 1
+export Number blockE 2
+export Number blockNE 3
+export Number blockS 4
+export Number blockES 6
+export Number blockW 8
+export Number blockNW 9
+export Number blockNEW 11
+export Number blockSW 12
+export Number blockESW 14