feat: add example splash item for inventory testing

Game.tscn

@@ -190,11 +190,17 @@ autowrap_mode = 3
 layer = 5
 
 [node name="InventoryBackpack" parent="HUD" unique_id=-294967294 instance=ExtResource("9_backpack")]
+anchors_preset = 0
+anchor_top = 0.0
+anchor_bottom = 0.0
+offset_top = 0.0
+offset_bottom = 70.0
+grow_vertical = 1
 
 [node name="InventoryOverlayLayer" type="CanvasLayer" parent="." unique_id=-294967293]
 layer = 10
 
 [node name="InventoryOverlay" parent="InventoryOverlayLayer" unique_id=-294967292 instance=ExtResource("a_overlay")]
 
-[connection signal="overlay_show_requested" from="HUD/InventoryBackpack" to="." method="_on_backpack_show_overlay"]
 [connection signal="overlay_hide_requested" from="HUD/InventoryBackpack" to="." method="_on_backpack_hide_overlay"]
+[connection signal="overlay_show_requested" from="HUD/InventoryBackpack" to="." method="_on_backpack_show_overlay"]

inventory/inventory_backpack/InventoryBackpack.gd

@@ -9,11 +9,11 @@ signal skip_action_requested
 
 enum State { IDLE, OPEN, SELECTED, ACQUIRE, REMOVE }
 
-	var _state: State = State.IDLE
-	var _animating: bool = false
-	var _active_tween: Tween = null
-	var _floating_item_color: Color = Color(1, 1, 1, 0)
-	var _home_position: Vector2 = Vector2(0, 0)
+var _state: State = State.IDLE
+var _animating: bool = false
+var _active_tween: Tween = null
+var _floating_item_color: Color = Color(1, 1, 1, 0)
+var _home_position: Vector2 = Vector2(0, 0)
 
 @onready var backpack_icon: ColorRect = $BackpackIcon
 @onready var floating_item: ColorRect = $FloatingItem

inventory/items/splash_item.tres

@@ -0,0 +1,5 @@
+{
+ "item_id": "splash",
+ "name": "Splash",
+ "combination_category": "potion"
+}

scenes/kq4_003_fountain_pool/kq4_003_fountain_pool.gd

@@ -1,6 +1,16 @@
 extends Scene
 
 
+func _ready() -> void:
+	super._ready()
+	var def = ItemDefinition.new()
+	def.id = "splash"
+	def.name = "Splash"
+	def.combination_category = "potion"
+	InventoryManager.register_item_definition(def)
+	give_item("splash")
+
+
 func _on_meadow_interacted() -> void:
 	$kq4_002_meadow.default_script(self)