Kugelblitz now appears at specified position, not at [0, 0]
[supertux.git] / src / badguy / willowisp.cpp
index 657bed8..eafe287 100644 (file)
@@ -24,6 +24,7 @@
 #include "game_session.hpp"
 #include "object/lantern.hpp"
 #include "object/player.hpp"
+#include "scripting/squirrel_util.hpp"
 
 static const float FLYSPEED = 64; /**< speed in px per second */
 static const float TRACK_RANGE = 384; /**< at what distance to start tracking the player */
@@ -33,24 +34,34 @@ static const std::string SOUNDFILE = "sounds/willowisp.wav";
 WillOWisp::WillOWisp(const lisp::Lisp& reader)
   : BadGuy(reader, "images/creatures/willowisp/willowisp.sprite", LAYER_FLOATINGOBJECTS), mystate(STATE_IDLE), target_sector("main"), target_spawnpoint("main")
 {
+  bool running = false;
+  flyspeed     = FLYSPEED;
+  track_range  = TRACK_RANGE;
+  vanish_range = VANISH_RANGE;
+
   reader.get("sector", target_sector);
   reader.get("spawnpoint", target_spawnpoint);
+  reader.get("name", name);
+  reader.get("flyspeed", flyspeed);
+  reader.get("track-range", track_range);
+  reader.get("vanish-range", vanish_range);
+  reader.get("hit-script", hit_script);
+  reader.get("running", running);
+
+  const lisp::Lisp* pathLisp = reader.get_lisp("path");
+  if(pathLisp != NULL) {
+    path.reset(new Path());
+    path->read(*pathLisp);
+    walker.reset(new PathWalker(path.get(), running));
+    if(running)
+      mystate = STATE_PATHMOVING_TRACK;
+  }
 
   countMe = false;
   sound_manager->preload(SOUNDFILE);
-}
-
-void
-WillOWisp::write(lisp::Writer& writer)
-{
-  writer.start_list("willowisp");
+  sound_manager->preload("sounds/warp.wav");
 
-  writer.write_float("x", start_position.x);
-  writer.write_float("y", start_position.y);
-  writer.write_string("sector", target_sector);
-  writer.write_string("spawnpoint", target_spawnpoint);
-
-  writer.end_list("willowisp");
+  sprite->set_action("idle");
 }
 
 void
@@ -75,43 +86,58 @@ WillOWisp::active_update(float elapsed_time)
   Vector p2 = player->get_pos() + (player->get_bbox().p2 - player->get_bbox().p1) / 2;
   Vector dist = (p2 - p1);
 
-  if (mystate == STATE_IDLE) {
-    if (dist.norm() <= TRACK_RANGE) {
+  switch(mystate) {
+  case STATE_STOPPED:
+    break;
+
+  case STATE_IDLE:
+    if (dist.norm() <= track_range) {
       mystate = STATE_TRACKING;
     }
-  }
+    break;
 
-  if (mystate == STATE_TRACKING) {
-    if (dist.norm() <= VANISH_RANGE) {
+  case STATE_TRACKING:
+    if (dist.norm() <= vanish_range) {
       Vector dir = dist.unit();
-      movement = dir*elapsed_time*FLYSPEED;
+      movement = dir * elapsed_time * flyspeed;
     } else {
       vanish();
     }
     sound_source->set_position(get_pos());
-  }
+    break;
 
-  if (mystate == STATE_WARPING) {
+  case STATE_WARPING:
     if(sprite->animation_done()) {
       remove_me();
     }
-  }
 
-  if (mystate == STATE_VANISHING) {
+  case STATE_VANISHING: {
     Vector dir = dist.unit();
-    movement = dir*elapsed_time*FLYSPEED;
+    movement = dir * elapsed_time * flyspeed;
     if(sprite->animation_done()) {
       remove_me();
     }
+    break;
   }
 
+  case STATE_PATHMOVING:
+  case STATE_PATHMOVING_TRACK:
+    if(walker.get() == NULL)
+      return;
+    movement = walker->advance(elapsed_time) - get_pos();
+    if(mystate == STATE_PATHMOVING_TRACK && dist.norm() <= track_range) {
+      mystate = STATE_TRACKING;
+    }
+    break;
+
+  default:
+    assert(false);
+  }
 }
 
 void
 WillOWisp::activate()
 {
-  sprite->set_action("idle");
-
   sound_source.reset(sound_manager->create_sound_source(SOUNDFILE));
   sound_source->set_position(get_pos());
   sound_source->set_looping(true);
@@ -126,7 +152,10 @@ WillOWisp::deactivate()
   sound_source.reset(NULL);
 
   switch (mystate) {
+    case STATE_STOPPED:
     case STATE_IDLE:
+    case STATE_PATHMOVING:
+    case STATE_PATHMOVING_TRACK:
       break;
     case STATE_TRACKING:
       mystate = STATE_IDLE;
@@ -139,38 +168,113 @@ WillOWisp::deactivate()
 }
 
 void
-WillOWisp::kill_fall()
-{
-}
-
-void
 WillOWisp::vanish()
 {
   mystate = STATE_VANISHING;
   sprite->set_action("vanishing", 1);
-  set_group(COLGROUP_DISABLED);
+  set_colgroup_active(COLGROUP_DISABLED);
 }
 
 bool
 WillOWisp::collides(GameObject& other, const CollisionHit& ) {
-  if (dynamic_cast<Lantern*>(&other)) return true;
-  if (dynamic_cast<Player*>(&other)) return true;
+  Lantern* lantern = dynamic_cast<Lantern*>(&other);
+
+  if (lantern && lantern->is_open())
+    return true;
+
+  if (dynamic_cast<Player*>(&other))
+    return true;
+
   return false;
 }
 
 HitResponse
 WillOWisp::collision_player(Player& player, const CollisionHit& ) {
-  if(player.is_invincible()) return ABORT_MOVE;
+  if(player.is_invincible())
+    return ABORT_MOVE;
 
-  if (mystate != STATE_TRACKING) return ABORT_MOVE;
+  if (mystate != STATE_TRACKING)
+    return ABORT_MOVE;
 
   mystate = STATE_WARPING;
   sprite->set_action("warping", 1);
 
-  GameSession::current()->respawn(target_sector, target_spawnpoint);
+  if(hit_script != "") {
+    std::istringstream stream(hit_script);
+    Sector::current()->run_script(stream, "hit-script");
+  } else {
+    GameSession::current()->respawn(target_sector, target_spawnpoint);
+  }
   sound_manager->play("sounds/warp.wav");
 
   return CONTINUE;
 }
 
+void
+WillOWisp::goto_node(int node_no)
+{
+  walker->goto_node(node_no);
+  if(mystate != STATE_PATHMOVING && mystate != STATE_PATHMOVING_TRACK) {
+    mystate = STATE_PATHMOVING;
+  }
+}
+
+void
+WillOWisp::start_moving()
+{
+  walker->start_moving();
+}
+
+void
+WillOWisp::stop_moving()
+{
+  walker->stop_moving();
+}
+
+void
+WillOWisp::set_state(const std::string& new_state)
+{
+  if(new_state == "stopped") {
+    mystate = STATE_STOPPED;
+  } else if(new_state == "idle") {
+    mystate = STATE_IDLE;
+  } else if(new_state == "move_path") {
+    mystate = STATE_PATHMOVING;
+    walker->start_moving();
+  } else if(new_state == "move_path_track") {
+    mystate = STATE_PATHMOVING_TRACK;
+    walker->start_moving();
+  } else if(new_state == "normal") {
+    mystate = STATE_IDLE;
+  } else if(new_state == "vanish") {
+    vanish();
+  } else {
+    std::ostringstream msg;
+    msg << "Can't set unknown willowisp state '" << new_state << "', should "
+                "be stopped, move_path, move_path_track or normal";
+    throw new std::runtime_error(msg.str());
+  }
+}
+
+void
+WillOWisp::expose(HSQUIRRELVM vm, SQInteger table_idx)
+{
+  if (name.empty())
+    return;
+
+  std::cout << "Expose me '" << name << "'\n";
+  Scripting::WillOWisp* interface = static_cast<Scripting::WillOWisp*> (this);
+  expose_object(vm, table_idx, interface, name);
+}
+  
+void
+WillOWisp::unexpose(HSQUIRRELVM vm, SQInteger table_idx)
+{
+  if (name.empty())
+    return;
+
+  std::cout << "UnExpose me '" << name << "'\n";
+  Scripting::unexpose_object(vm, table_idx, name);
+}
+
 IMPLEMENT_FACTORY(WillOWisp, "willowisp")