1 /* Battle Tanks Game 2 * Copyright (C) 2006-2009 Battle Tanks team 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License 6 * as published by the Free Software Foundation; either version 2 7 * of the License, or (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, write to the Free Software 16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 17 */ 18 19 /* 20 * Additional rights can be granted beyond the GNU General Public License 21 * on the terms provided in the Exception. If you modify this file, 22 * you may extend this exception to your version of the file, 23 * but you are not obligated to do so. If you do not wish to provide this 24 * exception without modification, you must delete this exception statement 25 * from your version and license this file solely under the GPL without exception. 26 */ 27 28 #include "object.h" 29 #include "registrar.h" 30 #include "team.h" 31 #include "player_manager.h" 32 #include "world.h" 33 34 class CTFFlag : public Object { 35 public: tick(const float dt)36 void tick(const float dt) { 37 Object::tick(dt); 38 } 39 emit(const std::string & event,Object * emitter)40 void emit(const std::string &event, Object * emitter) { 41 if (event == "collision") { 42 //add flag handling here. 43 if (emitter == NULL || !emitter->get_variants().has("player")) { 44 return; 45 } 46 47 Team::ID team = Team::get_team(this); 48 assert(team != Team::None); 49 50 PlayerSlot *slot = PlayerManager->get_slot_by_id(emitter->get_id()); 51 if (slot == NULL) { 52 return; 53 } 54 55 int base_id = get_summoner(); 56 Object *base = World->getObjectByID(base_id); 57 if (slot->team == team) { 58 if (base != NULL) { 59 v2<float> dpos = get_relative_position(base); 60 if (dpos.quick_length() > size.x * size.y / 4) { 61 set_zbox(base->get_z()); 62 World->teleport(this, base->get_center_position()); 63 base->remove_effect("abandoned"); 64 } else { 65 //my flag is close to the base. if i have foreign flag, frag it 66 if (emitter->has("#ctf-flag")) { 67 Object *flag = emitter->drop("#ctf-flag"); 68 ++slot->frags; 69 PlayerManager->action(*slot, "ctf"); 70 Object *base = World->getObjectByID(flag->get_summoner()); 71 if (base != NULL) { 72 set_zbox(base->get_z()); 73 World->teleport(flag, base->get_center_position()); 74 base->remove_effect("abandoned"); 75 } else { 76 LOG_WARN(("could not find base for the flag %s", flag->animation.c_str())); 77 } 78 } 79 } 80 } else { 81 LOG_WARN(("could not find base %d", base_id)); 82 } 83 } else { 84 if (base != NULL) 85 base->add_effect("abandoned", -1); 86 if (!emitter->has("#ctf-flag")) //just for the future expansion 87 emitter->pick("#ctf-flag", this); 88 } 89 } else Object::emit(event, emitter); 90 } 91 serialize(mrt::Serializator & s) const92 virtual void serialize(mrt::Serializator &s) const { 93 Object::serialize(s); 94 } 95 deserialize(const mrt::Serializator & s)96 virtual void deserialize(const mrt::Serializator &s) { 97 Object::deserialize(s); 98 } 99 CTFFlag()100 CTFFlag() : Object("ctf-flag") { 101 impassability = -1; 102 hp = -1; 103 set_directions_number(1); 104 pierceable = true; 105 } 106 clone() const107 virtual Object * clone() const { return new CTFFlag(*this); } 108 on_spawn()109 void on_spawn() { 110 play("main", true); 111 } 112 113 private: 114 }; 115 116 REGISTER_OBJECT("ctf-flag", CTFFlag, ()); 117