src/badguy/livefire.cpp

   1 //  SuperTux badguy - walking flame that glows
   2 //  Copyright (C) 2013 LMH <lmh.0013@gmail.com>
   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/livefire.hpp"
  18
  19 #include "audio/sound_manager.hpp"
  20 #include "object/player.hpp"
  21 #include "object/sprite_particle.hpp"
  22 #include "sprite/sprite.hpp"
  23 #include "supertux/object_factory.hpp"
  24 #include "supertux/sector.hpp"
  25
  26 LiveFire::LiveFire(const Reader& reader) :
  27   WalkingBadguy(reader, "images/creatures/livefire/livefire.sprite", "left", "right"),
  28   lightsprite(SpriteManager::current()->create("images/objects/lightmap_light/lightmap_light-medium.sprite")),
  29   death_sound("sounds/fall.wav"),
  30   state(STATE_WALKING)
  31 {
  32   walk_speed = 80;
  33   max_drop_height = 20;
  34   lightsprite->set_blend(Blend(GL_SRC_ALPHA, GL_ONE));
  35   lightsprite->set_color(Color(1.0f, 0.9f, 0.8f));
  36 }
  37
  38 void
  39 LiveFire::collision_solid(const CollisionHit& hit)
  40 {
  41   if(state != STATE_WALKING) {
  42     BadGuy::collision_solid(hit);
  43     return;
  44   }
  45   WalkingBadguy::collision_solid(hit);
  46 }
  47
  48 HitResponse
  49 LiveFire::collision_badguy(BadGuy& badguy, const CollisionHit& hit)
  50 {
  51   if(state != STATE_WALKING) {
  52     return BadGuy::collision_badguy(badguy, hit);
  53   }
  54   return WalkingBadguy::collision_badguy(badguy, hit);
  55 }
  56
  57 void
  58 LiveFire::active_update(float elapsed_time) {
  59
  60   // Remove when extinguish animation is done
  61   if((sprite->get_action() == "extinguish-left" || sprite->get_action() == "extinguish-right" )
  62     && sprite->animation_done()) remove_me();
  63
  64   if(state == STATE_WALKING) {
  65     WalkingBadguy::active_update(elapsed_time);
  66     return;
  67   }
  68
  69   if(state == STATE_SLEEPING && get_group() == COLGROUP_MOVING) {
  70
  71     Player* player = this->get_nearest_player();
  72     if (player) {
  73       Rectf mb = this->get_bbox();
  74       Rectf pb = player->get_bbox();
  75
  76       bool inReach_left = (pb.p2.x >= mb.p2.x-((dir == LEFT) ? 256 : 0));
  77       bool inReach_right = (pb.p1.x <= mb.p1.x+((dir == RIGHT) ? 256 : 0));
  78       bool inReach_top = (pb.p2.y >= mb.p1.y);
  79       bool inReach_bottom = (pb.p1.y <= mb.p2.y);
  80
  81       if (inReach_left && inReach_right && inReach_top && inReach_bottom) {
  82         // wake up
  83         sprite->set_action(dir == LEFT ? "waking-left" : "waking-right", 1);
  84         state = STATE_WAKING;
  85       }
  86     }
  87   }
  88   else if(state == STATE_WAKING) {
  89     if(sprite->animation_done()) {
  90       // start walking
  91       state = STATE_WALKING;
  92       WalkingBadguy::initialize();
  93     }
  94   }
  95
  96   BadGuy::active_update(elapsed_time);
  97 }
  98
  99 void
 100 LiveFire::draw(DrawingContext& context)
 101 {
 102   //Draw the Sprite.
 103   sprite->draw(context, get_pos(), LAYER_OBJECTS);
 104   //Draw the light
 105   context.push_target();
 106   context.set_target(DrawingContext::LIGHTMAP);
 107   lightsprite->draw(context, get_bbox().get_middle(), 0);
 108   context.pop_target();
 109 }
 110
 111 void
 112 LiveFire::freeze()
 113 {
 114   // attempting to freeze a flame causes it to go out
 115   death_sound = "sounds/sizzle.ogg";
 116   kill_fall();
 117 }
 118
 119 bool
 120 LiveFire::is_freezable() const
 121 {
 122   return true;
 123 }
 124
 125 bool
 126 LiveFire::is_flammable() const
 127 {
 128   return false;
 129 }
 130
 131 void
 132 LiveFire::kill_fall()
 133 {
 134   SoundManager::current()->play(death_sound, get_pos());
 135   // throw a puff of smoke
 136   Vector ppos = bbox.get_middle();
 137   Vector pspeed = Vector(0, -150);
 138   Vector paccel = Vector(0,0);
 139   Sector::current()->add_object(std::make_shared<SpriteParticle>("images/objects/particles/smoke.sprite",
 140                                                                  "default", ppos, ANCHOR_MIDDLE,
 141                                                                  pspeed, paccel,
 142                                                                  LAYER_BACKGROUNDTILES+2));
 143   // extinguish the flame
 144   sprite->set_action(dir == LEFT ? "extinguish-left" : "extinguish-right", 1);
 145   physic.set_velocity_y(0);
 146   physic.set_acceleration_y(0);
 147   physic.enable_gravity(false);
 148   lightsprite->set_blend(Blend(GL_SRC_ALPHA, GL_ONE));
 149   lightsprite->set_color(Color(0.5f, 0.4f, 0.3f));
 150   set_group(COLGROUP_DISABLED);
 151
 152   // start dead-script
 153   run_dead_script();
 154 }
 155
 156 /* The following defines a sleeping version */
 157
 158 LiveFireAsleep::LiveFireAsleep(const Reader& reader) :
 159   LiveFire(reader)
 160 {
 161   state = STATE_SLEEPING;
 162 }
 163
 164 void
 165 LiveFireAsleep::initialize()
 166 {
 167   physic.set_velocity_x(0);
 168   sprite->set_action(dir == LEFT ? "sleeping-left" : "sleeping-right");
 169 }
 170
 171 /* The following defines a dormant version that never wakes */
 172 LiveFireDormant::LiveFireDormant(const Reader& reader) :
 173   LiveFire(reader)
 174 {
 175   walk_speed = 0;
 176   state = STATE_DORMANT;
 177 }
 178
 179 void
 180 LiveFireDormant::initialize()
 181 {
 182   physic.set_velocity_x(0);
 183   sprite->set_action(dir == LEFT ? "sleeping-left" : "sleeping-right");
 184 }
 185
 186 /* EOF */