1 /*
2  * Copyright (C) 2002-2020 by the Widelands Development Team
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version 2
7  * of the License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
17  *
18  */
19 
20 #ifndef WL_LOGIC_MAP_OBJECTS_WALKINGDIR_H
21 #define WL_LOGIC_MAP_OBJECTS_WALKINGDIR_H
22 
23 namespace Widelands {
24 
25 /// Constants for where we are going.
26 enum WalkingDir {
27 	IDLE = 0,
28 	FIRST_DIRECTION = 1,
29 	WALK_NE = 1,
30 	WALK_E = 2,
31 	WALK_SE = 3,
32 	WALK_SW = 4,
33 	WALK_W = 5,
34 	WALK_NW = 6,
35 	LAST_DIRECTION = 6,
36 };
37 
38 WalkingDir get_cw_neighbour(WalkingDir dir);
39 WalkingDir get_ccw_neighbour(WalkingDir dir);
40 WalkingDir get_backward_dir(WalkingDir dir);
41 }  // namespace Widelands
42 
43 #endif  // end of include guard: WL_LOGIC_MAP_OBJECTS_WALKINGDIR_H
44