Made trampolines less likely to interfere with level design:

[supertux.git] / src / worldmap / worldmap.cpp

diff --git a/src/worldmap/worldmap.cpp b/src/worldmap/worldmap.cpp
index a8cd5e4..b34e881 100644 (file)
--- a/src/worldmap/worldmap.cpp
+++ b/src/worldmap/worldmap.cpp
@@ -128,8 +128,8 @@ string_to_direction(const std::string& directory)
 
 //---------------------------------------------------------------------------
 
-WorldMap::WorldMap(const std::string& filename)
-  : tux(0), solids(0)
+WorldMap::WorldMap(const std::string& filename, const std::string& force_spawnpoint)
+  : tux(0), solids(0), force_spawnpoint(force_spawnpoint)
 {
   tile_manager.reset(new TileManager("images/worldmap.strf"));
   
@@ -209,6 +209,30 @@ WorldMap::add_object(GameObject* object)
 }
 
 void
+WorldMap::move_to_spawnpoint(const std::string& spawnpoint)
+{
+  for(SpawnPoints::iterator i = spawn_points.begin(); i != spawn_points.end(); ++i) {
+    SpawnPoint* sp = *i;
+    if(sp->name == spawnpoint) {
+      Vector p = sp->pos;
+      tux->set_tile_pos(p);
+      return;
+    }
+  }
+  log_warning << "Spawnpoint '" << spawnpoint << "' not found." << std::endl;
+  if (spawnpoint != "main") {
+    move_to_spawnpoint("main");
+  }
+}
+
+void
+WorldMap::change(const std::string& filename, const std::string& force_spawnpoint)
+{
+  main_loop->exit_screen();
+  main_loop->push_screen(new WorldMap(filename, force_spawnpoint));
+}
+
+void
 WorldMap::load(const std::string& filename)
 {
   map_filename = filename;
@@ -253,6 +277,10 @@ WorldMap::load(const std::string& filename)
         SpriteChange* sprite_change = new SpriteChange(iter.lisp());
         sprite_changes.push_back(sprite_change);
         add_object(sprite_change);
+      } else if(iter.item() == "teleporter") {
+        Teleporter* teleporter = new Teleporter(iter.lisp());
+        teleporters.push_back(teleporter);
+        add_object(teleporter);
       } else if(iter.item() == "name") {
         // skip
       } else {
@@ -262,16 +290,7 @@ WorldMap::load(const std::string& filename)
     if(solids == 0)
       throw std::runtime_error("No solid tilemap specified");
 
-    // search for main spawnpoint
-    for(SpawnPoints::iterator i = spawn_points.begin();
-        i != spawn_points.end(); ++i) {
-      SpawnPoint* sp = *i;
-      if(sp->name == "main") {
-        Vector p = sp->pos;
-        tux->set_tile_pos(p);
-        break;
-      }
-    }
+    move_to_spawnpoint("main"); 
 
   } catch(std::exception& e) {
     std::stringstream msg;
@@ -505,23 +524,23 @@ WorldMap::update(float delta)
     enter_level = true;
   if(main_controller->pressed(Controller::PAUSE_MENU))
     on_escape_press();
-  
+ 
+  // check for teleporters
+  Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
+  if (teleporter && (teleporter->automatic || (enter_level && (!tux->is_moving())))) {
+    enter_level = false;
+    if (teleporter->worldmap != "") {
+      change(teleporter->worldmap, teleporter->spawnpoint);
+    } else {
+      // TODO: an animation, camera scrolling or a fading would be a nice touch
+      sound_manager->play("sounds/warp.wav");
+      tux->back_direction = D_NONE;
+      move_to_spawnpoint(teleporter->spawnpoint);
+    }
+  }
+
   if (enter_level && !tux->is_moving())
     {
-      /* Check special tile action */
-      SpecialTile* special_tile = at_special_tile();
-      if(special_tile)
-        {
-        if (special_tile->teleport_dest != Vector(-1,-1))
-          {
-          // TODO: an animation, camera scrolling or a fading would be a nice touch
-          sound_manager->play("sounds/warp.wav");
-          tux->back_direction = D_NONE;
-          tux->set_tile_pos(special_tile->teleport_dest);
-          SDL_Delay(1000);
-          }
-        }
-
       /* Check level action */
       LevelTile* level = at_level();
       if (!level) {
@@ -591,6 +610,17 @@ WorldMap::at_sprite_change(const Vector& pos)
   return NULL;
 }
 
+Teleporter*
+WorldMap::at_teleporter(const Vector& pos)
+{
+  for(std::vector<Teleporter*>::iterator i = teleporters.begin(); i != teleporters.end(); ++i) {
+    Teleporter* teleporter = *i;
+    if(teleporter->pos == pos) return teleporter;
+  }
+
+  return NULL;
+}
+
 void
 WorldMap::draw(DrawingContext& context)
 {
@@ -660,6 +690,14 @@ WorldMap::draw_status(DrawingContext& context)
         break;
       }
     }
+
+    // display teleporter messages
+    Teleporter* teleporter = at_teleporter(tux->get_tile_pos());
+    if (teleporter && (teleporter->message != "")) {
+      Vector pos = Vector(SCREEN_WIDTH/2, SCREEN_HEIGHT - white_text->get_height() - 30);
+      context.draw_text(white_text, teleporter->message, pos, CENTER_ALLIGN, LAYER_FOREGROUND1);
+    }
+
   }
   
   /* Display a passive message in the map, if needed */
@@ -680,6 +718,14 @@ WorldMap::setup()
   current_ = this;
   load_state();
 
+  // if force_spawnpoint was set, move Tux there, then clear force_spawnpoint
+  if (force_spawnpoint != "") {
+    move_to_spawnpoint(force_spawnpoint);
+    force_spawnpoint = "";
+  }
+
+  tux->setup();
+
   // register worldmap_table as worldmap in scripting
   using namespace Scripting;