1 files changed, 88 insertions, 0 deletions
diff --git a/addons/escoria-ui-simplemouse/inventory/inventory_ui.gd b/addons/escoria-ui-simplemouse/inventory/inventory_ui.gd
new file mode 100644
index 0000000..14cf871
--- /dev/null
+++ b/addons/escoria-ui-simplemouse/inventory/inventory_ui.gd
@@ -0,0 +1,88 @@
+extends ESCInventory
+
+
+# Whether the inventory is visible currently
+var inventory_visible: bool = false
+
+var hovering_inventory_item: bool = false
+
+var _tween: Tween3
+
+var being_closed: bool
+var being_opened: bool
+
+@onready var inventory_scene = $panel
+
+# Height of the title part of the inventory that stays visible when inventory
+# is hidden. To be computed depending on the resolution of the game, hardcoded
+# here for demonstration purpose.
+const _inventory_title_height: int = 34
+
+func _ready() -> void:
+	super._ready()
+	_tween = Tween3.new(self)
+	# Hide inventory by default
+	hide_inventory()
+
+
+func show_inventory():
+	if being_opened:
+		return
+	being_opened = true
+	_tween.stop()
+	_tween.reset()
+	var start_pos_y = inventory_scene.position.y
+	var end_pos_y = get_viewport_rect().size.y - inventory_scene.size.y
+	_tween.interpolate_property(
+		inventory_scene,
+		"position:y",
+		start_pos_y,
+		end_pos_y,
+		0.4,
+		Tween.TransitionType.TRANS_CUBIC
+	)
+	_tween.play()
+	await _tween.finished
+	_tween.stop()
+	inventory_visible = true
+	being_opened = false
+
+func hide_inventory():
+	if being_closed:
+		return
+	being_closed = true
+	_tween.stop()
+	_tween.reset()
+	var start_pos_y = inventory_scene.position.y
+	var end_pos_y = get_viewport_rect().size.y - _inventory_title_height
+	_tween.interpolate_property(
+		inventory_scene,
+		"position:y",
+		start_pos_y,
+		end_pos_y,
+		0.4,
+		Tween.TransitionType.TRANS_CUBIC
+	)
+	_tween.play()
+	await _tween.finished
+	_tween.stop()
+	inventory_visible = false
+	being_closed = false
+
+
+func detector_in():
+	if not inventory_visible:
+		inventory_scene.get_node("MarginContainer/ScrollContainer/container").item_focused = false
+		show_inventory()
+	$panel/detector_out.show()
+
+
+func detector_out():
+	if inventory_visible:
+		hide_inventory()
+	$panel/detector_out.hide()
+
+
+
+func _on_detector_out_gui_input(event):
+	detector_out()