2 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
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.
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.
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/>.
17 #ifndef HEADER_SUPERTUX_OBJECT_PORTABLE_HPP
18 #define HEADER_SUPERTUX_OBJECT_PORTABLE_HPP
20 #include "supertux/direction.hpp"
21 #include "supertux/moving_object.hpp"
22 #include "util/refcounter.hpp"
25 * An object that inherits from this object is considered "portable" and can
26 * be carried around by the player.
27 * The object has to additionally set the PORTABLE flag (this allows to
28 * make the object only temporarily portable by resetting the flag)
37 * called each frame when the object has been grabbed.
39 virtual void grab(MovingObject& object, const Vector& pos, Direction dir) = 0;
41 virtual void ungrab(MovingObject& , Direction )
44 virtual bool is_portable() const
50 * Is the object so heavy/bulky/fragile that Tux can't run while
53 virtual bool is_hampering()