extends TextureButton

var _tower : Tower
@onready var progress_bar : ProgressBar = $ProgressBar

func _ready() -> void:
	EventBus.tower_builded.connect(_on_EventBus_tower_builded)


func _on_EventBus_tower_builded(tower : Tower) -> void:
	_tower = tower

func _process(delta: float) -> void:
	if _tower:
		progress_bar.value = _tower.energy/_tower.max_energy * 100