extends ColorRect

@export var tile_size: float = 48.0

var _time: float = 0.0


func _ready() -> void:
	size = Vector2(tile_size, tile_size)
	color = Color(1.0, 1.0, 1.0, 0.25)
	mouse_filter = Control.MOUSE_FILTER_IGNORE


func _process(delta: float) -> void:
	_time += delta
	color.a = 0.25 + 0.1 * sin(_time * 4.0)


func set_grid_coords(coords: Vector2i) -> void:
	global_position = Vector2(coords) * tile_size


func _notification(what: int) -> void:
	if what == NOTIFICATION_WM_MOUSE_EXIT:
		hide()
	elif what == NOTIFICATION_WM_MOUSE_ENTER:
		show()