- made some changes for joystick in menu. better?
[supertux.git] / src / world.cpp
index 257b71b..97edbeb 100644 (file)
@@ -48,7 +48,8 @@ World::World(const std::string& filename)
   // world calls child functions
   current_ = this;
 
-  level = new Level(filename);
+  level = new Level();
+  level->load(filename, this);
 
   tux = new Player(displaymanager);
   gameobjects.push_back(tux);
@@ -56,20 +57,18 @@ World::World(const std::string& filename)
   set_defaults();
 
   get_level()->load_gfx();
-  activate_bad_guys();
   // add background
   activate_particle_systems();
-  Background* bg = new Background(displaymanager);
+  background = new Background(displaymanager);
   if(level->img_bkgd) {
-    bg->set_image(level->img_bkgd, level->bkgd_speed);
+    background->set_image(level->img_bkgd, level->bkgd_speed);
   } else {
-    bg->set_gradient(level->bkgd_top, level->bkgd_bottom);
+    background->set_gradient(level->bkgd_top, level->bkgd_bottom);
   }
-  gameobjects.push_back(bg);
+  gameobjects.push_back(background);
 
   // add tilemap
   gameobjects.push_back(new TileMap(displaymanager, get_level()));
-  activate_objects();
   get_level()->load_song();
 
   apply_bonuses();
@@ -83,22 +82,23 @@ World::World(const std::string& subset, int level_nr)
   // world calls child functions
   current_ = this;
 
-  level = new Level(subset, level_nr);
-  tux->init();
+  level = new Level();
+  level->load(subset, level_nr, this);
+
+  tux = new Player(displaymanager);
+  gameobjects.push_back(tux);        
 
   set_defaults();
 
   get_level()->load_gfx();
-  activate_bad_guys();
-  activate_objects();
   activate_particle_systems();
-  Background* bg = new Background(displaymanager);
+  background = new Background(displaymanager);
   if(level->img_bkgd) {
-    bg->set_image(level->img_bkgd, level->bkgd_speed);
+    background->set_image(level->img_bkgd, level->bkgd_speed);
   } else {
-    bg->set_gradient(level->bkgd_top, level->bkgd_bottom);
+    background->set_gradient(level->bkgd_top, level->bkgd_bottom);
   }
-  gameobjects.push_back(bg);
+  gameobjects.push_back(background);
   // add tilemap
   gameobjects.push_back(new TileMap(displaymanager, get_level()));  
   get_level()->load_song();
@@ -111,40 +111,26 @@ World::World(const std::string& subset, int level_nr)
 void
 World::apply_bonuses()
 {
-#if 0
   // Apply bonuses from former levels
   switch (player_status.bonus)
     {
     case PlayerStatus::NO_BONUS:
       break;
-
+                                                                                
     case PlayerStatus::FLOWER_BONUS:
-      tux->got_power = tux.FIRE_POWER;  // FIXME: add ice power to here
+      tux->got_power = Player::FIRE_POWER;  // FIXME: add ice power to here
       // fall through
-
+                                                                                
     case PlayerStatus::GROWUP_BONUS:
-      // FIXME: Move this to Player class
-      tux->size = BIG;
-      tux->base.height = 64;
-      tux->base.y -= 32;
+      tux->grow();
       break;
     }
-#endif
 }
 
 World::~World()
 {
-  for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end(); ++i)
-    delete *i;
-
-  for (Trampolines::iterator i = trampolines.begin(); i != trampolines.end(); ++i)
-    delete *i;
-
-  for (std::vector<_GameObject*>::iterator i = gameobjects.begin();
+  for (std::vector<GameObject*>::iterator i = gameobjects.begin();
           i != gameobjects.end(); ++i) {
-    Drawable* drawable = dynamic_cast<Drawable*> (*i);
-    if(drawable)
-      displaymanager.remove_drawable(drawable);
     delete *i;
   }
 
@@ -154,9 +140,6 @@ World::~World()
 void
 World::set_defaults()
 {
-  // Set defaults: 
-  scroll_x = 0;
-
   player_status.score_multiplier = 1;
 
   counting_distros = false;
@@ -167,25 +150,43 @@ World::set_defaults()
 }
 
 void
-World::activate_bad_guys()
+World::add_object(GameObject* object)
 {
-  for (std::vector<BadGuyData>::iterator i = level->badguy_data.begin();
-       i != level->badguy_data.end();
-       ++i)
-    {
-      add_bad_guy(i->x, i->y, i->kind, i->stay_on_platform);
-    }
+  // XXX hack for now until new collision code is ready
+  BadGuy* badguy = dynamic_cast<BadGuy*> (object);
+  if(badguy)
+    bad_guys.push_back(badguy);
+  Bullet* bullet = dynamic_cast<Bullet*> (object);
+  if(bullet)
+    bullets.push_back(bullet);
+  Upgrade* upgrade = dynamic_cast<Upgrade*> (object);
+  if(upgrade)
+    upgrades.push_back(upgrade);
+  Trampoline* trampoline = dynamic_cast<Trampoline*> (object);
+  if(trampoline)
+    trampolines.push_back(trampoline);
+
+  gameobjects.push_back(object);
 }
 
 void
-World::activate_objects()
+World::parse_objects(lisp_object_t* cur)
 {
-  for (std::vector< ObjectData<TrampolineData> >::iterator i = level->trampoline_data.begin();
-       i != level->trampoline_data.end();
-       ++i)
-  {
-    add_object<Trampoline, ObjectData<TrampolineData> >(*i);
-  }
+  while(!lisp_nil_p(cur)) {
+    lisp_object_t* data = lisp_car(cur);
+    std::string object_type = lisp_symbol(lisp_car(data));
+    
+    LispReader reader(lisp_cdr(data));
+
+    if(object_type == "trampoline") {
+      add_object(new Trampoline(displaymanager, reader));
+    } else {
+      BadGuyKind kind = badguykind_from_string(object_type);
+      add_object(new BadGuy(displaymanager, kind, reader));
+    }
+      
+    cur = lisp_cdr(cur);
+  } 
 }
 
 void
@@ -193,11 +194,11 @@ World::activate_particle_systems()
 {
   if (level->particle_system == "clouds")
     {
-      gameobjects.push_back(new CloudParticleSystem(displaymanager));
+      add_object(new CloudParticleSystem(displaymanager));
     }
   else if (level->particle_system == "snow")
     {
-      gameobjects.push_back(new SnowParticleSystem(displaymanager));
+      add_object(new SnowParticleSystem(displaymanager));
     }
   else if (level->particle_system != "")
     {
@@ -209,66 +210,55 @@ void
 World::draw()
 {
   /* Draw objects */
-  displaymanager.get_viewport().set_translation(Vector(scroll_x, scroll_y));
   displaymanager.draw();
-  
-  for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end(); ++i)
-    (*i)->draw();
-
-  for (Trampolines::iterator i = trampolines.begin(); i != trampolines.end(); ++i)
-    (*i)->draw();
-
-  for (unsigned int i = 0; i < bullets.size(); ++i)
-    bullets[i].draw();
-
-  for (unsigned int i = 0; i < upgrades.size(); ++i)
-    upgrades[i].draw();
 }
 
 void
-World::action(double frame_ratio)
+World::action(float elapsed_time)
 {
-  tux->check_bounds(level->back_scrolling, (bool)level->hor_autoscroll_speed);
-  scrolling(frame_ratio);
-
-  for (unsigned int i = 0; i < bullets.size(); ++i)
-    bullets[i].action(frame_ratio);
-  
-  for (unsigned int i = 0; i < upgrades.size(); i++)
-    upgrades[i].action(frame_ratio);
-
-  for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end(); ++i)
-    (*i)->action(frame_ratio);
-
-  for (Trampolines::iterator i = trampolines.begin(); i != trampolines.end(); ++i)
-     (*i)->action(frame_ratio);
-
   /* update objects (don't use iterators here, because the list might change
    * during the iteration)
    */
   for(size_t i = 0; i < gameobjects.size(); ++i)
-    gameobjects[i]->action(frame_ratio);
+    gameobjects[i]->action(elapsed_time);
+
+  tux->check_bounds(displaymanager.get_viewport(),
+      level->back_scrolling, (bool)level->hor_autoscroll_speed);
+  scrolling(elapsed_time);                                                      
 
   /* Handle all possible collisions. */
   collision_handler();
-  
-  // Cleanup marked badguys
-  for (BadGuys::iterator i = bad_guys.begin(); i != bad_guys.end();
-      /* ++i handled at end of the loop */) {
-    if ((*i)->is_removable()) {
-      delete *i;
-      i =  bad_guys.erase(i);
-    } else {
-      ++i;
-    }
-  }
-
-  for(std::vector<_GameObject*>::iterator i = gameobjects.begin();
+  /** cleanup marked objects */
+  for(std::vector<GameObject*>::iterator i = gameobjects.begin();
       i != gameobjects.end(); /* nothing */) {
     if((*i)->is_valid() == false) {
       Drawable* drawable = dynamic_cast<Drawable*> (*i);
       if(drawable)
         displaymanager.remove_drawable(drawable);
+      BadGuy* badguy = dynamic_cast<BadGuy*> (*i);
+      if(badguy) {
+        bad_guys.erase(std::remove(bad_guys.begin(), bad_guys.end(), badguy),
+            bad_guys.end());
+      }
+      Bullet* bullet = dynamic_cast<Bullet*> (*i);
+      if(bullet) {
+        bullets.erase(
+            std::remove(bullets.begin(), bullets.end(), bullet),
+            bullets.end());
+      }
+      Upgrade* upgrade = dynamic_cast<Upgrade*> (*i);
+      if(upgrade) {
+        upgrades.erase(
+            std::remove(upgrades.begin(), upgrades.end(), upgrade),
+            upgrades.end());
+      }
+      Trampoline* trampoline = dynamic_cast<Trampoline*> (*i);
+      if(trampoline) {
+        trampolines.erase(
+            std::remove(trampolines.begin(), trampolines.end(), trampoline),
+            trampolines.end());
+      }
       
       delete *i;
       i = gameobjects.erase(i);
@@ -289,8 +279,11 @@ World::action(double frame_ratio)
 #define CHANGE_DIR_SCROLL_SPEED 2000
 
 /* This functions takes cares of the scrolling */
-void World::scrolling(double frame_ratio)
+void World::scrolling(float elapsed_time)
 {
+  float scroll_x = displaymanager.get_viewport().get_translation().x;
+  float scroll_y = displaymanager.get_viewport().get_translation().y;
+  
   /* Y-axis scrolling */
 
   float tux_pos_y = tux->base.y + (tux->base.height/2);
@@ -314,7 +307,8 @@ void World::scrolling(double frame_ratio)
   /* Auto scrolling */
   if(level->hor_autoscroll_speed)
   {
-    scroll_x += level->hor_autoscroll_speed * frame_ratio;
+    scroll_x += level->hor_autoscroll_speed * elapsed_time;
+    displaymanager.get_viewport().set_translation(Vector(scroll_x, scroll_y));
     return;
   }
 
@@ -361,12 +355,13 @@ void World::scrolling(double frame_ratio)
       constant2 = 0.;
     }
     
-    float number = 2.5/(frame_ratio * CHANGE_DIR_SCROLL_SPEED/1000)*exp((CHANGE_DIR_SCROLL_SPEED-scrolling_timer.get_left())/1400.);
+    float number = 2.5/(elapsed_time * CHANGE_DIR_SCROLL_SPEED/1000)*exp((CHANGE_DIR_SCROLL_SPEED-scrolling_timer.get_left())/1400.);
     if(left) number *= -1.;
 
     scroll_x += number
-           + constant1 * tux->physic.get_velocity_x() * frame_ratio
-           + constant2 * tux->physic.get_acceleration_x() * frame_ratio * frame_ratio;
+           + constant1 * tux->physic.get_velocity_x() * elapsed_time
+           + constant2 * tux->physic.get_acceleration_x() * elapsed_time *
+            elapsed_time;
 
     if ((right && final_scroll_x - scroll_x < 0) || (left && final_scroll_x - scroll_x > 0))
       scroll_x = final_scroll_x;
@@ -385,6 +380,8 @@ void World::scrolling(double frame_ratio)
     scroll_x = level->width * 32 - screen->w;
   if(scroll_x < 0)
     scroll_x = 0;
+
+  displaymanager.get_viewport().set_translation(Vector(scroll_x, scroll_y));
 }
 
 void
@@ -398,14 +395,12 @@ World::collision_handler()
           if((*j)->dying != DYING_NOT)
             continue;
           
-          if(rectcollision(bullets[i].base, (*j)->base))
+          if(rectcollision(bullets[i]->base, (*j)->base))
             {
               // We have detected a collision and now call the
               // collision functions of the collided objects.
-              // collide with bad_guy first, since bullet_collision will
-              // delete the bullet
-              (*j)->collision(&bullets[i], CO_BULLET);
-              bullets[i].collision(CO_BADGUY);
+              (*j)->collision(bullets[i], CO_BULLET, COLLISION_NORMAL);
+              bullets[i]->collision(CO_BADGUY);
               break; // bullet is invalid now, so break
             }
         }
@@ -464,11 +459,11 @@ World::collision_handler()
   // CO_UPGRADE & CO_PLAYER check
   for(unsigned int i = 0; i < upgrades.size(); ++i)
     {
-      if(rectcollision(upgrades[i].base, tux->base))
+      if(rectcollision(upgrades[i]->base, tux->base))
         {
           // We have detected a collision and now call the collision
           // functions of the collided objects.
-          upgrades[i].collision(tux, CO_PLAYER, COLLISION_NORMAL);
+          upgrades[i]->collision(tux, CO_PLAYER, COLLISION_NORMAL);
         }
     }
 
@@ -497,13 +492,13 @@ World::add_score(const Vector& pos, int s)
 {
   player_status.score += s;
 
-  gameobjects.push_back(new FloatingScore(displaymanager, pos, s));
+  add_object(new FloatingScore(displaymanager, pos, s));
 }
 
 void
 World::add_bouncy_distro(const Vector& pos)
 {
-  gameobjects.push_back(new BouncyDistro(displaymanager, pos));
+  add_object(new BouncyDistro(displaymanager, pos));
 }
 
 void
@@ -520,45 +515,31 @@ void
 World::add_broken_brick_piece(const Vector& pos, const Vector& movement,
     Tile* tile)
 {
-  gameobjects.push_back(new BrokenBrick(displaymanager, tile, pos, movement));
+  add_object(new BrokenBrick(displaymanager, tile, pos, movement));
 }
 
 void
 World::add_bouncy_brick(const Vector& pos)
 {
-  gameobjects.push_back(new BouncyBrick(displaymanager, pos));
+  add_object(new BouncyBrick(displaymanager, pos));
 }
 
 BadGuy*
-World::add_bad_guy(float x, float y, BadGuyKind kind, bool stay_on_platform)
+World::add_bad_guy(float x, float y, BadGuyKind kind)
 {
-  BadGuy* badguy = new BadGuy(x,y,kind, stay_on_platform);
-  bad_guys.push_back(badguy);
+  BadGuy* badguy = new BadGuy(displaymanager, kind, x, y);
+  add_object(badguy);
   return badguy;
 }
 
-template<class T, class U>
-T*
-World::add_object(U data)
-{
-  T* tobject = new T(data);
-
-  if (data.type == OBJ_TRAMPOLINE)
-    trampolines.push_back(tobject);
-
-  return tobject;
-}
-
 void
-World::add_upgrade(float x, float y, Direction dir, UpgradeKind kind)
+World::add_upgrade(const Vector& pos, Direction dir, UpgradeKind kind)
 {
-  Upgrade new_upgrade;
-  new_upgrade.init(x,y,dir,kind);
-  upgrades.push_back(new_upgrade);
+  add_object(new Upgrade(displaymanager, pos, dir, kind));
 }
 
 void 
-World::add_bullet(float x, float y, float xm, Direction dir)
+World::add_bullet(const Vector& pos, float xm, Direction dir)
 {
   if(tux->got_power == Player::FIRE_POWER)
     {
@@ -571,12 +552,14 @@ World::add_bullet(float x, float y, float xm, Direction dir)
       return;
     }
 
-  Bullet new_bullet;
+  Bullet* new_bullet = 0;
   if(tux->got_power == Player::FIRE_POWER)
-    new_bullet.init(x,y,xm,dir, FIRE_BULLET);
+    new_bullet = new Bullet(displaymanager, pos, xm, dir, FIRE_BULLET);
   else if(tux->got_power == Player::ICE_POWER)
-    new_bullet.init(x,y,xm,dir, ICE_BULLET);
-  bullets.push_back(new_bullet);
+    new_bullet = new Bullet(displaymanager, pos, xm, dir, ICE_BULLET);
+  else
+    st_abort("wrong bullet type.", "");
+  add_object(new_bullet);
   
   play_sound(sounds[SND_SHOOT], SOUND_CENTER_SPEAKER);
 }
@@ -692,26 +675,26 @@ World::tryemptybox(float x, float y, Direction col_side)
 
     case 2: // Add a fire flower upgrade!
       if (tux->size == SMALL)     /* Tux is small, add mints! */
-        add_upgrade(posx, posy, col_side, UPGRADE_GROWUP);
+        add_upgrade(Vector(posx, posy), col_side, UPGRADE_GROWUP);
       else     /* Tux is big, add a fireflower: */
-        add_upgrade(posx, posy, col_side, UPGRADE_FIREFLOWER);
+        add_upgrade(Vector(posx, posy), col_side, UPGRADE_FIREFLOWER);
       play_sound(sounds[SND_UPGRADE], SOUND_CENTER_SPEAKER);
       break;
     
     case 5: // Add an ice flower upgrade!
       if (tux->size == SMALL)     /* Tux is small, add mints! */
-        add_upgrade(posx, posy, col_side, UPGRADE_GROWUP);
+        add_upgrade(Vector(posx, posy), col_side, UPGRADE_GROWUP);
       else     /* Tux is big, add an iceflower: */
-        add_upgrade(posx, posy, col_side, UPGRADE_ICEFLOWER);
+        add_upgrade(Vector(posx, posy), col_side, UPGRADE_ICEFLOWER);
       play_sound(sounds[SND_UPGRADE], SOUND_CENTER_SPEAKER);
       break;
 
     case 3: // Add a golden herring
-      add_upgrade(posx, posy, col_side, UPGRADE_HERRING);
+      add_upgrade(Vector(posx, posy), col_side, UPGRADE_HERRING);
       break;
 
     case 4: // Add a 1up extra
-      add_upgrade(posx, posy, col_side, UPGRADE_1UP);
+      add_upgrade(Vector(posx, posy), col_side, UPGRADE_1UP);
       break;
     default:
       break;
@@ -759,11 +742,11 @@ World::trybumpbadguy(float x, float y)
   // Upgrades:
   for (unsigned int i = 0; i < upgrades.size(); i++)
     {
-      if (upgrades[i].base.height == 32 &&
-          upgrades[i].base.x >= x - 32 && upgrades[i].base.x <= x + 32 &&
-          upgrades[i].base.y >= y - 16 && upgrades[i].base.y <= y + 16)
+      if (upgrades[i]->base.height == 32 &&
+          upgrades[i]->base.x >= x - 32 && upgrades[i]->base.x <= x + 32 &&
+          upgrades[i]->base.y >= y - 16 && upgrades[i]->base.y <= y + 16)
         {
-          upgrades[i].collision(tux, CO_PLAYER, COLLISION_BUMP);
+          upgrades[i]->collision(tux, CO_PLAYER, COLLISION_BUMP);
         }
     }
 }