Mejoras en el manejo del personaje, enemigo de pruebas

ui/hud/player_health_hud.gd

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+extends CanvasLayer
+
+
+## Minimal player HUD.
+##
+## This is a CanvasLayer on purpose: its coordinates belong to the camera
+## viewport, not to the level. Therefore (18, 18) always means "18 pixels from
+## the top-left corner currently visible by the camera", even while the player
+## and Camera2D move through the world.
+
+@onready var health_bar: ProgressBar = $HUD/HealthBar
+@onready var health_label: Label = $HUD/HealthBar/HealthLabel
+
+
+func _ready() -> void:
+	var player: Node = get_parent()
+	if player == null or not player.has_signal(&"health_changed"):
+		push_error("PlayerHealthHUD must be a child of a Player with health_changed signal.")
+		return
+
+	# Child _ready() runs before Player._ready(). We connect here first and the
+	# Player will emit its initial health value a moment later during its _ready().
+	player.connect(&"health_changed", _on_health_changed)
+
+
+func _on_health_changed(current_health: int, max_health: int) -> void:
+	health_bar.max_value = float(max_health)
+	health_bar.value = float(current_health)
+	health_label.text = "HP  %d / %d" % [current_health, max_health]