added click to place tile

added basic window zoom/drag

scripts/BuildingManager.gd

@@ -0,0 +1,8 @@
+extends Node2D
+
+@onready var world_grid = $"../world_grid"
+
+func _unhandled_input(event):
+	if event is InputEventMouseButton and event.is_pressed() and event.button_index == MOUSE_BUTTON_LEFT:
+		prints(event.position, get_global_mouse_position(), world_grid.local_to_map(event.position), get_global_mouse_position(), world_grid.local_to_map(get_global_mouse_position()))
+		world_grid.set_cell(2, world_grid.local_to_map(get_global_mouse_position()), 0, Vector2i(16,2))

scripts/Window.gd

@@ -0,0 +1,13 @@
+extends Camera2D
+
+@export var drag_sens: float = 2.0
+
+func _unhandled_input(event):
+	if event is InputEventMouseButton:
+		match event.button_index:
+			MOUSE_BUTTON_WHEEL_DOWN:
+				zoom -= Vector2(0.01, 0.01)
+			MOUSE_BUTTON_WHEEL_UP:
+				zoom += Vector2(0.01, 0.01)
+	if event is InputEventMouseMotion and Input.is_mouse_button_pressed(MOUSE_BUTTON_MIDDLE):
+		position -= event.relative * drag_sens / zoom

scripts/world.gd

@@ -31,3 +31,8 @@ func _ready():
 	for region in noise_regions.size():
 		prints(region, noise_regions[region], temp_noise_reg.count(region))
 	#get_tree().quit()
+	
+func _process(delta):
+	var mouse_pos = world_grid.local_to_map(get_local_mouse_position())
+	world_grid.clear_layer(1)
+	world_grid.set_cell(1, mouse_pos,0,Vector2i(0,7))