1 // SuperTux - Unstable Tile
2 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
3 // Copyright (C) 2006 Christoph Sommer <christoph.sommer@2006.expires.deltadevelopment.de>
5 // This program is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
10 // This program is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #include "object/unstable_tile.hpp"
20 #include "object/explosion.hpp"
21 #include "object/player.hpp"
22 #include "sprite/sprite.hpp"
23 #include "supertux/constants.hpp"
24 #include "supertux/object_factory.hpp"
26 UnstableTile::UnstableTile(const Reader& lisp) :
27 MovingSprite(lisp, LAYER_TILES, COLGROUP_STATIC),
31 sprite->set_action("normal");
35 UnstableTile::collision(GameObject& other, const CollisionHit& )
37 if(state == STATE_NORMAL) {
38 Player* player = dynamic_cast<Player*> (&other);
40 player->get_bbox().get_bottom() < get_bbox().get_top() + SHIFT_DELTA) {
44 if (dynamic_cast<Explosion*> (&other)) {
52 UnstableTile::startCrumbling()
54 if (state != STATE_NORMAL) return;
55 state = STATE_CRUMBLING;
56 sprite->set_action("crumbling", 1);
60 UnstableTile::update(float elapsed_time)
68 if (sprite->animation_done()) {
69 state = STATE_DISINTEGRATING;
70 sprite->set_action("disintegrating", 1);
71 set_group(COLGROUP_DISABLED);
72 physic.enable_gravity(true);
76 case STATE_DISINTEGRATING:
77 movement = physic.get_movement(elapsed_time);
78 if (sprite->animation_done()) {