4 // Copyright (C) 2006 Matthias Braun <matze@braunis.de>
6 // This program is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU General Public License
8 // as published by the Free Software Foundation; either version 2
9 // of the License, or (at your option) any later version.
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
22 #include "trigger_base.hpp"
23 #include "video/drawing_context.hpp"
24 #include "object/player.hpp"
27 TriggerBase::TriggerBase()
28 : sprite(0), lasthit(false), hit(false)
30 set_group(COLGROUP_TOUCHABLE);
33 TriggerBase::~TriggerBase()
35 // unregister remove_listener hooks, so nobody will try to call us after we've been destroyed
36 for (std::list<Player*>::iterator i = losetouch_listeners.begin(); i != losetouch_listeners.end(); i++) {
38 p->del_remove_listener(this);
40 losetouch_listeners.clear();
44 TriggerBase::update(float )
46 if (lasthit && !hit) {
47 for (std::list<Player*>::iterator i = losetouch_listeners.begin(); i != losetouch_listeners.end(); i++) {
49 event(*p, EVENT_LOSETOUCH);
50 p->del_remove_listener(this);
52 losetouch_listeners.clear();
59 TriggerBase::draw(DrawingContext& context)
64 sprite->draw(context, get_pos(), LAYER_TILES+1);
68 TriggerBase::collision(GameObject& other, const CollisionHit& )
70 Player* player = dynamic_cast<Player*> (&other);
74 losetouch_listeners.push_back(player);
75 player->add_remove_listener(this);
76 event(*player, EVENT_TOUCH);
84 TriggerBase::object_removed(GameObject* object)
86 for (std::list<Player*>::iterator i = losetouch_listeners.begin(); i != losetouch_listeners.end(); i++) {
89 losetouch_listeners.erase(i);