added the game

Scripts/Classes/Editor/EditorSelectorScroller.gd

@@ -0,0 +1,33 @@
+class_name EditorSelectorScroller
+extends Control
+
+@export var selected_index := 0
+
+var selectors: Array[Control] = []
+
+func _ready() -> void:
+	for i in get_children():
+		if i is EditorTileSelector:
+			selectors.append(i)
+
+func _process(_delta: float) -> void:
+	handle_inputs()
+	for i in selectors.size():
+		selectors[i].visible = i == selected_index
+		selectors[i].notification(NOTIFICATION_MOUSE_ENTER)
+
+func handle_inputs() -> void:
+	var hovered = false
+	for i in selectors:
+		if i.get_node("Button").is_hovered():
+			hovered = true
+			break
+	if not hovered:
+		return
+	if Input.is_action_just_pressed("scroll_up"):
+		selected_index += 1
+		warp_mouse(get_local_mouse_position())
+	if Input.is_action_just_pressed("scroll_down"):
+		selected_index -= 1
+		warp_mouse(get_local_mouse_position())
+	selected_index = clamp(selected_index, 0, selectors.size() - 1)