feat(sprint-14): add Balloon pop/respawn state machine

2026-05-11 20:13:39 +02:00
parent 6a5a18ca42
commit 666648c154
2 changed files with 84 additions and 0 deletions
@@ -0,0 +1,55 @@
+## Balloon — tap to pop, auto-respawns after a delay.
+class_name Balloon extends Node2D
+
+enum State { IDLE, POPPING, POPPED, RESPAWNING }
+
+const POP_DURATION: float = 0.15
+const RESPAWN_DURATION: float = 0.30
+const RESPAWN_DELAY: float = 5.0
+const BUTTON_HALF_SIZE: float = 20.0
+
+var _state: State = State.IDLE
+
+
+func _input(event: InputEvent) -> void:
+	if _state != State.IDLE:
+		return
+	if not event is InputEventScreenTouch:
+		return
+	var touch: InputEventScreenTouch = event as InputEventScreenTouch
+	if not touch.pressed:
+		return
+	var local: Vector2 = to_local(touch.position)
+	if abs(local.x) > BUTTON_HALF_SIZE or abs(local.y) > BUTTON_HALF_SIZE:
+		return
+	_start_pop()
+
+
+func _start_pop() -> void:
+	AudioManager.play_sfx("object_tap")
+	_state = State.POPPING
+	var tween: Tween = create_tween()
+	tween.set_ease(Tween.EASE_IN)
+	tween.set_trans(Tween.TRANS_BACK)
+	tween.tween_property(self, "scale", Vector2.ZERO, POP_DURATION)
+	tween.tween_callback(_on_pop_complete)
+
+
+func _on_pop_complete() -> void:
+	_state = State.POPPED
+	var tween: Tween = create_tween()
+	tween.tween_interval(RESPAWN_DELAY)
+	tween.tween_callback(_start_respawn)
+
+
+func _start_respawn() -> void:
+	_state = State.RESPAWNING
+	var tween: Tween = create_tween()
+	tween.set_ease(Tween.EASE_OUT)
+	tween.set_trans(Tween.TRANS_BACK)
+	tween.tween_property(self, "scale", Vector2.ONE, RESPAWN_DURATION)
+	tween.tween_callback(_on_respawn_complete)
+
+
+func _on_respawn_complete() -> void:
+	_state = State.IDLE