move source files to separate folders

source/EventBus.gd

@@ -0,0 +1,171 @@
+class_name EventBus
+extends Node
+
+@onready var node_main:Main
+@onready var node_mainmenu:MainMenu
+@onready var node_game:Game
+@onready var node_camera:Camera
+@onready var node_uilayer:UILayer
+
+
+# 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[1]
+var _world_generator:WorldGenerator
+
+
+func _process(_delta) -> void:	
+	while Input.is_action_pressed("camera_rotate_left_stepless"):
+		node_camera.camera_rotate(-0.1)
+		await get_tree().create_timer(0.2).timeout
+	while Input.is_action_pressed("camera_rotate_right_stepless"):
+		node_camera.camera_rotate(0.1)
+		await get_tree().create_timer(0.2).timeout
+
+
+func _ready():
+	node_main = get_parent()	
+	node_mainmenu = find_child("MainMenu")
+	node_game = find_child("Game")
+	node_camera = find_child("Camera")
+	node_uilayer = find_child("UILayer")	
+	
+	
+func set_ready():
+	node_mainmenu.set_ready()	
+
+	
+func _unhandled_input(event) -> void:	
+	if !node_camera:		
+		return
+	###################################
+	# MAIN MENU						  #
+	###################################
+	
+	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
+		node_mainmenu.set_position(mainmenu_pos, false)
+
+		# show the menu
+		node_mainmenu.set_visible(true)
+		node_game.set_visible(false)
+		node_uilayer.set_visible(false)
+		node_main.pause_game()
+		
+	###################################
+	# GAME CAMERA					  #
+	###################################
+		
+	if event.is_action_pressed("camera_zoom_in"):			
+		node_camera.camera_zoom_in()
+	if event.is_action_pressed("camera_zoom_out"):
+		node_camera.camera_zoom_out()
+		
+	if event.is_action_pressed("camera_rotate_left_fixed_step"):		
+		node_camera.camera_rotate(-45)
+	if event.is_action_pressed("camera_rotate_right_fixed_step"):
+		node_camera.camera_rotate(45)		
+	if event.is_action_pressed("camera_reset_rotation"):
+		node_camera.camera_reset_rotation()
+		
+	if event.is_action_pressed("take_screenshot"):
+		node_camera.camera_take_screenshot()		
+
+	if event is InputEventMouseButton and event.button_index == MOUSE_BUTTON_LEFT:		
+		if !node_camera.get_camera_panning() and event.pressed:
+			node_camera.set_camera_panning(true)
+		if node_camera.get_camera_panning() and !event.pressed:
+			node_camera.set_camera_panning(false)
+
+	if event is InputEventMouseMotion and node_camera.get_camera_panning():		
+		# rotate event.relative vector with camera rotation so camera moves to "correct" direction
+		node_camera.camera_pan_position(event.relative.rotated(node_camera.get_camera_rotation()) * Globals.CAMERA_PAN_MULTI)
+		
+		# prevent camera from going overboard
+		node_camera.clamp_camera_position()
+
+
+func _on_mainmenu_button_pressed(button:int):
+	match button:
+		Globals.MAINMENU_NEW_GAME:			
+			start_new_game()
+			
+		Globals.MAINMENU_LOAD_GAME:
+			pass
+			
+		Globals.MAINMENU_RESUME_GAME:
+			resume_game()
+			
+		Globals.MAINMENU_OPTIONS:
+			pass
+			
+		Globals.MAINMENU_CREDITS:
+			pass
+			
+		Globals.MAINMENU_QUIT_GAME:
+			node_main.quit_game()
+			
+		_:
+			push_error("Error: Main: unknown signal at _on_mainmenu_button_pressed: ", button)
+			
+
+func resume_game() -> void:
+	# TODO save camera position before opening menu, restore camera position when closing menu
+	node_main.unpause_game()
+	node_mainmenu.set_visible(false)
+	node_game.set_visible(true)
+	node_uilayer.set_visible(true)
+	
+
+func set_camera_position(pos:Vector2):
+	node_camera.set_camera_position(pos)
+	
+
+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 :-(")
+		node_main.quit_game()
+	
+	# after generating the world we know what limits we should set to camera	
+	node_camera.set_camera_limits()
+		
+	node_mainmenu.find_child("Menu_NewGame").disabled = true
+	node_mainmenu.find_child("Menu_ResumeGame").disabled = false
+		
+	# unpause game and setup it
+	node_main.unpause_game()
+	node_game.set_ready()
+	node_uilayer.set_ready()
+	
+	# hide menu, display game & ui
+	node_mainmenu.set_visible(false)
+	node_game.set_visible(true)
+	node_uilayer.set_visible(true)
+	
+	var node_infolayer:InfoLayer
+	node_infolayer = find_child("InfoLayer")
+	node_infolayer.set_visible(true)
+	
+	# set camera to center of the map
+	node_camera.camera_reset_rotation()
+	node_camera.set_camera_position(
+		Vector2(Globals.map_size / 2.0 * Globals.TILE_SIZE_X, 
+		Globals.map_size / 2.0 * Globals.TILE_SIZE_Y)
+		)
+		
+		
+	
+
+
+