1 //
2 //  Copyright (C) 2010  Nick Gasson
3 //
4 //  This program is free software: you can redistribute it and/or modify
5 //  it under the terms of the GNU General Public License as published by
6 //  the Free Software Foundation, either version 3 of the License, or
7 //  (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, see <http://www.gnu.org/licenses/>.
16 //
17 
18 #ifndef INC_ICARGO_HPP
19 #define INC_ICARGO_HPP
20 
21 #include "Platform.hpp"
22 
23 enum CargoType {
24    NONE = 0,
25    COAL
26 };
27 
28 // A quantity of cargo loaded on a truck or waiting at a station
29 struct ICargo {
~ICargoICargo30    virtual ~ICargo() {}
31 
32    virtual CargoType type() const = 0;
33 };
34 
35 typedef shared_ptr<ICargo> ICargoPtr;
36 
37 ICargoPtr make_cargo(CargoType type);
38 
39 #endif
40