feat(delivery): add DeliveryBed component with mama-arrives baby-appears animation

scenes/objects/DeliveryBed.tscn

@@ -0,0 +1,47 @@
+[gd_scene load_steps=2 format=3 uid="uid://cozypaw_deliverybed"]
+
+[ext_resource type="Script" path="res://scripts/objects/delivery_bed.gd" id="1_deliverybed"]
+
+[node name="DeliveryBed" type="Node2D"]
+script = ExtResource("1_deliverybed")
+
+[node name="BedFrame" type="ColorRect" parent="."]
+color = Color(0.85, 0.85, 0.90, 1)
+size = Vector2(260, 50)
+position = Vector2(-130, -50)
+
+[node name="BedPillow" type="ColorRect" parent="."]
+color = Color(0.96, 0.96, 1.0, 1)
+size = Vector2(80, 50)
+position = Vector2(-130, -100)
+
+[node name="BedLeg1" type="ColorRect" parent="."]
+color = Color(0.70, 0.70, 0.76, 1)
+size = Vector2(14, 120)
+position = Vector2(-120, 0)
+
+[node name="BedLeg2" type="ColorRect" parent="."]
+color = Color(0.70, 0.70, 0.76, 1)
+size = Vector2(14, 120)
+position = Vector2(106, 0)
+
+[node name="Mama" type="Node2D" parent="."]
+position = Vector2(-600, 0)
+
+[node name="MamaBody" type="ColorRect" parent="Mama"]
+color = Color(0.92, 0.75, 0.65, 1)
+size = Vector2(60, 100)
+position = Vector2(-30, -100)
+
+[node name="MamaHead" type="ColorRect" parent="Mama"]
+color = Color(0.92, 0.75, 0.65, 1)
+size = Vector2(50, 50)
+position = Vector2(-25, -150)
+
+[node name="Baby" type="Node2D" parent="."]
+position = Vector2(0, -80)
+
+[node name="BabyBody" type="ColorRect" parent="Baby"]
+color = Color(0.96, 0.88, 0.82, 1)
+size = Vector2(40, 30)
+position = Vector2(-20, -15)

scripts/objects/delivery_bed.gd

@@ -0,0 +1,82 @@
+## DeliveryBed — tap to animate mama arriving and baby appearing; tap again to reset.
+class_name DeliveryBed extends Node2D
+
+enum State { IDLE, MAMA_ARRIVING, COMPLETE, RESETTING }
+
+const MAMA_OFFSCREEN_X: float = -600.0
+const MAMA_PARKED_X: float = -100.0
+const ARRIVE_DURATION: float = 1.0
+const BABY_FADE_DURATION: float = 0.6
+const RESET_DURATION: float = 0.8
+const BUTTON_HALF_WIDTH: float = 120.0
+const BUTTON_HALF_HEIGHT: float = 40.0
+
+var _state: State = State.IDLE
+
+
+func _ready() -> void:
+	var mama: Node2D = get_node_or_null("Mama") as Node2D
+	if mama != null:
+		mama.position.x = MAMA_OFFSCREEN_X
+	var baby: Node2D = get_node_or_null("Baby") as Node2D
+	if baby != null:
+		baby.modulate.a = 0.0
+
+
+func _input(event: InputEvent) -> void:
+	if _state == State.MAMA_ARRIVING or _state == State.RESETTING:
+		return
+	var screen_pos: Vector2
+	if event is InputEventScreenTouch and event.pressed:
+		screen_pos = event.position
+	elif event is InputEventMouseButton and event.pressed and event.button_index == MOUSE_BUTTON_LEFT:
+		screen_pos = event.position
+	else:
+		return
+	var canvas_transform: Transform2D = get_viewport().get_canvas_transform()
+	var world_pos: Vector2 = canvas_transform.affine_inverse() * screen_pos
+	var local_pos: Vector2 = to_local(world_pos)
+	if abs(local_pos.x) <= BUTTON_HALF_WIDTH and abs(local_pos.y) <= BUTTON_HALF_HEIGHT:
+		if _state == State.IDLE:
+			_start_arrival()
+		elif _state == State.COMPLETE:
+			_start_reset()
+
+
+func _start_arrival() -> void:
+	_state = State.MAMA_ARRIVING
+	var mama: Node2D = get_node_or_null("Mama") as Node2D
+	if mama == null:
+		_state = State.IDLE
+		return
+	var tween: Tween = create_tween()
+	tween.set_ease(Tween.EASE_OUT)
+	tween.set_trans(Tween.TRANS_QUAD)
+	tween.tween_property(mama, "position:x", MAMA_PARKED_X, ARRIVE_DURATION)
+	tween.finished.connect(_on_mama_arrived)
+
+
+func _on_mama_arrived() -> void:
+	_state = State.COMPLETE
+	var baby: Node2D = get_node_or_null("Baby") as Node2D
+	if baby == null:
+		return
+	var tween: Tween = create_tween()
+	tween.tween_property(baby, "modulate:a", 1.0, BABY_FADE_DURATION)
+
+
+func _start_reset() -> void:
+	_state = State.RESETTING
+	var baby: Node2D = get_node_or_null("Baby") as Node2D
+	if baby != null:
+		var fade_tween: Tween = create_tween()
+		fade_tween.tween_property(baby, "modulate:a", 0.0, BABY_FADE_DURATION)
+	var mama: Node2D = get_node_or_null("Mama") as Node2D
+	if mama == null:
+		_state = State.IDLE
+		return
+	var slide_tween: Tween = create_tween()
+	slide_tween.set_ease(Tween.EASE_IN)
+	slide_tween.set_trans(Tween.TRANS_QUAD)
+	slide_tween.tween_property(mama, "position:x", MAMA_OFFSCREEN_X, RESET_DURATION)
+	slide_tween.finished.connect(func() -> void: _state = State.IDLE)