refactor node structure

scripts/Main.gd

@@ -1,107 +1,33 @@
-# OK - "Cube Clicker 2000" where you click a spot and a cube appears there.
-# OK - Then add different shapes or colors of cubes.
-# OK - Then clamp their positions to be on a grid.
-# - Then make it so that when you add yellow cubes, yellow desire meter goes down and green meter goes up.
-# - Then click a bunch of grey cubes in a row and have them automatically flatten out into flat grey cubes (roads).
-# - Then click and drag to draw the lines of grey cubes.
-# - etc.
-
-
 # https://github.com/dfloer/SC2k-docs
 
-
 class_name Main
 extends Node2D
 
-signal worldgen_ready
-signal set_camera_position(pos:Vector2)
 
-var start_new_game_pressed:bool = false
+var bus:EventBus
 
-# The idea is for the user to be able to choose the map from GUI later
-var map_filenames:Array = [
-	"res://maps/tampere_10x10km_1000px.png",
-	"res://maps/tampere_10x10km_1024px.png",
-	"res://maps/varkaus_256x256px_test.png",
-	"res://maps/tampere_256px.png",
-	"res://maps/tampere_10x10km_4096px.png"
-	]
-var map_filename:String = map_filenames[3]
 
-var _world_generator:WorldGenerator
-
-func _init():	
+func _init() -> void:	
 #	DisplayServer.window_set_size(
 #		#Vector2i(Globals.DEFAULT_X_RES, Globals.DEFAULT_Y_RES)
 #		Vector2i(3800,2000)
 #	)
-	Globals.CAMERA_POSITION = Vector2(16*256/2, 16*256/2)	
+	pass
 	
-	
-func start_new_game():
-	# create a new world with worldgenerator
-	_world_generator = WorldGenerator.new()	
-	if !_world_generator.generate_world(map_filename):
-		push_error("World generation failed :-(")
-		quit_game()
-		
-	# connections are made from GUI
-		
-	# tell other classes they can start working	after loading is done
-	emit_signal("worldgen_ready")		
-	
-	self.find_child("MainMenu").hide()
-	self.find_child("Game").show()
-	self.find_child("UILayer").show()
-	
-	# center camera to world map
-	emit_signal(
-		"set_camera_position", 
-		Vector2(Globals.map_size / 2.0 * Globals.TILE_SIZE_X, 
-				Globals.map_size / 2.0 * Globals.TILE_SIZE_Y)
-	)
-	
-func _on_mainmenu_button_pressed(button:int):
-	match button:
-		Globals.MAINMENU_NEW_GAME:
-			start_new_game()
-			self.find_child("Menu_NewGame").disabled = true
-			self.find_child("Menu_ResumeGame").disabled = false
-		Globals.MAINMENU_LOAD_GAME:
-			pass
-		Globals.MAINMENU_RESUME_GAME:
-			# TODO save camera position before opening menu, restore camera position when closing menu
-			self.find_child("Game").process_mode = PROCESS_MODE_INHERIT
-			toggle_main_menu_visibility()
-		Globals.MAINMENU_QUIT_GAME:
-			quit_game()
-		_:
-			push_error("Error: Main: unknown signal at _on_mainmenu_button_pressed: ", button)
-			
-func _unhandled_input(event) -> void:
-	if event.is_action_pressed("open_main_menu"):
-		# move mainmenu to current game camera position
-		var mainmenu_pos = Globals.CAMERA_POSITION
-		mainmenu_pos.x -= DisplayServer.window_get_size(0).x/2 
-		mainmenu_pos.y -= DisplayServer.window_get_size(0).y/2
-		self.find_child("MainMenu").position = mainmenu_pos
 
-		# show the menu
-		toggle_main_menu_visibility()
-		#await get_tree().create_timer(0.2).timeout
-		self.find_child("Game").process_mode = PROCESS_MODE_DISABLED
+func _ready() -> void:
+	pause_game()
+	bus = find_child("EventBus")
+	bus.set_camera_position(Vector2(16*256/2, 16*256/2))
 
 
-func toggle_main_menu_visibility():
-	var items = [find_child("Game"), find_child("UILayer"), find_child("MainMenu")]
+func pause_game() -> void:
+	get_tree().paused = true
+
+	
+func unpause_game() -> void:
+	get_tree().paused = false
 	
-	for item in items:
-		if !item:
-			push_error("Error: While toggling main menu visibility. Missing UI element " + item)
-		if item.visible:
-			item.hide()
-			continue
-		item.show()
 
 func quit_game():
 	get_tree().get_root().propagate_notification(NOTIFICATION_WM_CLOSE_REQUEST)