00001 /* $Id: ai_tunnel.hpp 16247 2009-05-06 22:37:19Z rubidium $ */ 00002 00005 #ifndef AI_TUNNEL_HPP 00006 #define AI_TUNNEL_HPP 00007 00008 #include "ai_object.hpp" 00009 #include "ai_vehicle.hpp" 00010 00014 class AITunnel : public AIObject { 00015 public: 00016 static const char *GetClassName() { return "AITunnel"; } 00017 00021 enum ErrorMessages { 00022 00024 ERR_TUNNEL_BASE = AIError::ERR_CAT_TUNNEL << AIError::ERR_CAT_BIT_SIZE, 00025 00027 ERR_TUNNEL_CANNOT_BUILD_ON_WATER, // [STR_3807_CAN_T_BUILD_ON_WATER] 00028 00030 ERR_TUNNEL_START_SITE_UNSUITABLE, // [STR_500B_SITE_UNSUITABLE_FOR_TUNNEL] 00031 00033 ERR_TUNNEL_ANOTHER_TUNNEL_IN_THE_WAY, // [STR_5003_ANOTHER_TUNNEL_IN_THE_WAY] 00034 00036 ERR_TUNNEL_END_SITE_UNSUITABLE, // [STR_5005_UNABLE_TO_EXCAVATE_LAND] 00037 }; 00038 00045 static bool IsTunnelTile(TileIndex tile); 00046 00059 static TileIndex GetOtherTunnelEnd(TileIndex tile); 00060 00061 #ifndef DOXYGEN_SKIP 00062 00065 static bool _BuildTunnelRoad1(); 00066 00070 static bool _BuildTunnelRoad2(); 00071 #endif /* DOXYGEN_SKIP */ 00072 00095 static bool BuildTunnel(AIVehicle::VehicleType vehicle_type, TileIndex start); 00096 00104 static bool RemoveTunnel(TileIndex tile); 00105 }; 00106 00107 #endif /* AI_TUNNEL_HPP */