src/badguy/dart.cpp

   1 //  Dart - Your average poison dart
   2 //  Copyright (C) 2006 Christoph Sommer <christoph.sommer@2006.expires.deltadevelopment.de>
   3 //
   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.
   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, see <http://www.gnu.org/licenses/>.
  16
  17 #include "badguy/dart.hpp"
  18
  19 #include "audio/sound_manager.hpp"
  20 #include "audio/sound_source.hpp"
  21 #include "sprite/sprite.hpp"
  22 #include "supertux/object_factory.hpp"
  23
  24 namespace {
  25 const float SPEED = 200;
  26 }
  27
  28 static const std::string SOUNDFILE = "sounds/flame.wav";
  29
  30 Dart::Dart(const Reader& reader) :
  31   BadGuy(reader, "images/creatures/dart/dart.sprite"),
  32   parent(0),
  33   sound_source()
  34 {
  35   physic.enable_gravity(false);
  36   countMe = false;
  37   sound_manager->preload(SOUNDFILE);
  38   sound_manager->preload("sounds/darthit.wav");
  39   sound_manager->preload("sounds/stomp.wav");
  40 }
  41
  42 Dart::Dart(const Vector& pos, Direction d, const BadGuy* parent = 0) :
  43   BadGuy(pos, d, "images/creatures/dart/dart.sprite"),
  44   parent(parent),
  45   sound_source()
  46 {
  47   physic.enable_gravity(false);
  48   countMe = false;
  49   sound_manager->preload(SOUNDFILE);
  50   sound_manager->preload("sounds/darthit.wav");
  51   sound_manager->preload("sounds/stomp.wav");
  52 }
  53
  54 Dart::~Dart()
  55 {
  56 }
  57
  58 bool
  59 Dart::updatePointers(const GameObject* from_object, GameObject* to_object)
  60 {
  61   if (from_object == parent) {
  62     parent = dynamic_cast<Dart*>(to_object);
  63     return true;
  64   }
  65   return false;
  66 }
  67
  68 void
  69 Dart::initialize()
  70 {
  71   physic.set_velocity_x(dir == LEFT ? -::SPEED : ::SPEED);
  72   sprite->set_action(dir == LEFT ? "flying-left" : "flying-right");
  73 }
  74
  75 void
  76 Dart::activate()
  77 {
  78   sound_source.reset(sound_manager->create_sound_source(SOUNDFILE));
  79   sound_source->set_position(get_pos());
  80   sound_source->set_looping(true);
  81   sound_source->set_gain(1.0);
  82   sound_source->set_reference_distance(32);
  83   sound_source->play();
  84 }
  85
  86 void
  87 Dart::deactivate()
  88 {
  89   sound_source.reset();
  90   remove_me();
  91 }
  92
  93 void
  94 Dart::active_update(float elapsed_time)
  95 {
  96   BadGuy::active_update(elapsed_time);
  97   sound_source->set_position(get_pos());
  98 }
  99
 100 void
 101 Dart::collision_solid(const CollisionHit& )
 102 {
 103   sound_manager->play("sounds/darthit.wav", get_pos());
 104   remove_me();
 105 }
 106
 107 HitResponse
 108 Dart::collision_badguy(BadGuy& badguy, const CollisionHit& )
 109 {
 110   // ignore collisions with parent
 111   if (&badguy == parent) {
 112     return FORCE_MOVE;
 113   }
 114   sound_manager->play("sounds/stomp.wav", get_pos());
 115   remove_me();
 116   badguy.kill_fall();
 117   return ABORT_MOVE;
 118 }
 119
 120 HitResponse
 121 Dart::collision_player(Player& player, const CollisionHit& hit)
 122 {
 123   sound_manager->play("sounds/stomp.wav", get_pos());
 124   remove_me();
 125   return BadGuy::collision_player(player, hit);
 126 }
 127
 128 IMPLEMENT_FACTORY(Dart, "dart");
 129
 130 /* EOF */