00001 // SuperTux 00002 // Copyright (C) 2008 Wolfgang Becker <uafr@gmx.de> 00003 // 00004 // This program is free software: you can redistribute it and/or modify 00005 // it under the terms of the GNU General Public License as published by 00006 // the Free Software Foundation, either version 3 of the License, or 00007 // (at your option) any later version. 00008 // 00009 // This program is distributed in the hope that it will be useful, 00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00012 // GNU General Public License for more details. 00013 // 00014 // You should have received a copy of the GNU General Public License 00015 // along with this program. If not, see <http://www.gnu.org/licenses/>. 00016 00017 #include "badguy/kamikazesnowball.hpp" 00018 00019 #include "audio/sound_manager.hpp" 00020 #include "sprite/sprite.hpp" 00021 #include "supertux/object_factory.hpp" 00022 00023 /* 00024 * Kamikaze Snowball will fly in one direction until he hits something. 00025 * On impact he is destroyed, trying to kill what he hit or hit him. 00026 */ 00027 namespace{ 00028 static const float KAMIKAZE_SPEED = 200; 00029 const std::string SPLAT_SOUND = "sounds/splat.wav"; 00030 } 00031 00032 KamikazeSnowball::KamikazeSnowball(const Reader& reader) : 00033 BadGuy(reader, "images/creatures/snowball/kamikaze-snowball.sprite") 00034 { 00035 sound_manager->preload(SPLAT_SOUND); 00036 set_action (dir == LEFT ? "left" : "right", /* loops = */ -1); 00037 } 00038 00039 KamikazeSnowball::KamikazeSnowball(const Vector& pos, Direction d) 00040 : BadGuy(pos, d, "images/creatures/snowball/kamikaze-snowball.sprite") 00041 { 00042 sound_manager->preload(SPLAT_SOUND); 00043 set_action (dir == LEFT ? "left" : "right", /* loops = */ -1); 00044 } 00045 00046 void 00047 KamikazeSnowball::initialize() 00048 { 00049 physic.set_velocity_x(dir == LEFT ? -KAMIKAZE_SPEED : KAMIKAZE_SPEED); 00050 physic.enable_gravity(false); 00051 sprite->set_action(dir == LEFT ? "left" : "right"); 00052 } 00053 00054 bool 00055 KamikazeSnowball::collision_squished(GameObject& object) 00056 { 00057 sprite->set_action(dir == LEFT ? "squished-left" : "squished-right"); 00058 kill_squished(object); 00059 return true; 00060 } 00061 00062 void 00063 KamikazeSnowball::collision_solid(const CollisionHit& hit) 00064 { 00065 if(hit.top || hit.bottom) { 00066 physic.set_velocity_y(0); 00067 } 00068 if(hit.left || hit.right) { 00069 kill_collision(); 00070 } 00071 } 00072 00073 void 00074 KamikazeSnowball::kill_collision() 00075 { 00076 sprite->set_action(dir == LEFT ? "collision-left" : "collision-right"); 00077 sound_manager->play(SPLAT_SOUND, get_pos()); 00078 physic.set_velocity_x(0); 00079 physic.set_velocity_y(0); 00080 physic.enable_gravity(true); 00081 set_state(STATE_FALLING); 00082 00083 run_dead_script(); 00084 } 00085 00086 HitResponse 00087 KamikazeSnowball::collision_player(Player& player, const CollisionHit& hit) 00088 { 00089 //Hack to tell if we should die 00090 HitResponse response = BadGuy::collision_player(player, hit); 00091 if(response == FORCE_MOVE) { 00092 kill_collision(); 00093 } 00094 00095 return ABORT_MOVE; 00096 } 00097 00098 /* EOF */