83 lines
2.6 KiB
GDScript
83 lines
2.6 KiB
GDScript
## DeliveryBed — tap to animate mama arriving and baby appearing; tap again to reset.
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class_name DeliveryBed extends Node2D
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enum State { IDLE, MAMA_ARRIVING, COMPLETE, RESETTING }
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const MAMA_OFFSCREEN_X: float = -600.0
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const MAMA_PARKED_X: float = -100.0
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const ARRIVE_DURATION: float = 1.0
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const BABY_FADE_DURATION: float = 0.6
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const RESET_DURATION: float = 0.8
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const BUTTON_HALF_WIDTH: float = 120.0
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const BUTTON_HALF_HEIGHT: float = 40.0
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var _state: State = State.IDLE
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func _ready() -> void:
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var mama: Node2D = get_node_or_null("Mama") as Node2D
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if mama != null:
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mama.position.x = MAMA_OFFSCREEN_X
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var baby: Node2D = get_node_or_null("Baby") as Node2D
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if baby != null:
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baby.modulate.a = 0.0
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func _input(event: InputEvent) -> void:
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if _state == State.MAMA_ARRIVING or _state == State.RESETTING:
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return
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var screen_pos: Vector2
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if event is InputEventScreenTouch and event.pressed:
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screen_pos = event.position
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elif event is InputEventMouseButton and event.pressed and event.button_index == MOUSE_BUTTON_LEFT:
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screen_pos = event.position
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else:
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return
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var canvas_transform: Transform2D = get_viewport().get_canvas_transform()
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var world_pos: Vector2 = canvas_transform.affine_inverse() * screen_pos
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var local_pos: Vector2 = to_local(world_pos)
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if abs(local_pos.x) <= BUTTON_HALF_WIDTH and abs(local_pos.y) <= BUTTON_HALF_HEIGHT:
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if _state == State.IDLE:
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_start_arrival()
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elif _state == State.COMPLETE:
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_start_reset()
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func _start_arrival() -> void:
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_state = State.MAMA_ARRIVING
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var mama: Node2D = get_node_or_null("Mama") as Node2D
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if mama == null:
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_state = State.IDLE
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return
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var tween: Tween = create_tween()
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tween.set_ease(Tween.EASE_OUT)
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tween.set_trans(Tween.TRANS_QUAD)
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tween.tween_property(mama, "position:x", MAMA_PARKED_X, ARRIVE_DURATION)
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tween.finished.connect(_on_mama_arrived)
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func _on_mama_arrived() -> void:
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_state = State.COMPLETE
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var baby: Node2D = get_node_or_null("Baby") as Node2D
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if baby == null:
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return
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var tween: Tween = create_tween()
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tween.tween_property(baby, "modulate:a", 1.0, BABY_FADE_DURATION)
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func _start_reset() -> void:
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_state = State.RESETTING
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var baby: Node2D = get_node_or_null("Baby") as Node2D
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if baby != null:
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var fade_tween: Tween = create_tween()
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fade_tween.tween_property(baby, "modulate:a", 0.0, BABY_FADE_DURATION)
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var mama: Node2D = get_node_or_null("Mama") as Node2D
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if mama == null:
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_state = State.IDLE
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return
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var slide_tween: Tween = create_tween()
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slide_tween.set_ease(Tween.EASE_IN)
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slide_tween.set_trans(Tween.TRANS_QUAD)
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slide_tween.tween_property(mama, "position:x", MAMA_OFFSCREEN_X, RESET_DURATION)
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slide_tween.finished.connect(func() -> void: _state = State.IDLE)
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