(svn r18534) -Doc: Add doxy strings to StationCoverageType enum.

src/station_gui.h

@@ -32,10 +32,11 @@ enum StationViewWidgets {
 	SVW_SHIPS,           ///< List of scheduled ships button
 };
 
+/** Types of cargo to display for station coverage. */
 enum StationCoverageType {
-	SCT_PASSENGERS_ONLY,
-	SCT_NON_PASSENGERS_ONLY,
-	SCT_ALL
+	SCT_PASSENGERS_ONLY,     ///< Draw only passenger class cargos.
+	SCT_NON_PASSENGERS_ONLY, ///< Draw all non-passenger class cargos.
+	SCT_ALL,                 ///< Draw all cargos.
 };
 
 int DrawStationCoverageAreaText(int left, int right, int top, StationCoverageType sct, int rad, bool supplies);