bug fix

core/main_scene_ui/main_scene_ui.gd

@@ -28,8 +28,10 @@ var _ui_hidden = false
 var _photo_mode_mat_tween: Tween
 var _photo_mode_alpha_tween: Tween
 var _photo_mode_fold_tween: Tween
+var _game_menu_base_scale: Vector2
 
 func _ready() -> void:
+	_game_menu_base_scale = game_menu.scale
 	set_process_input(false)
 	GameState.on_enable_photo_mode_request.connect(_on_enable_photo_mode)
 	GameState.on_disable_photo_mode_request.connect(_on_disable_photo_mode)
@@ -86,13 +88,34 @@ func _on_photo_icon_button_pressed() -> void:
 	GameState.on_enable_photo_mode_request.emit()
 
 func _open_game_menu_on_page(tab_index: int) -> void:
+	if TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_IN) or TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_OUT):
+		return
 	GameState.pause_game()
 	game_menu.on_tab_pressed(tab_index, true)
 	game_menu_panel.show()
-	game_menu.scale = Vector2(1, 1)
+	game_menu.scale = _game_menu_base_scale
 	TweenFX.fold_in(game_menu)
+	
+	var book = BookAPI.get_current_book()
+	if is_instance_valid(book):
+		for slot in [book.get("_slot_1"), book.get("_slot_2")]:
+			if slot != null and slot.get_child_count() > 0:
+				var node = slot.get_child(-1)
+				if node.has_method("_on_manage_pageflip"):
+					node._on_manage_pageflip(false)
 
 func _on_resume_button_pressed() -> void:
+	if TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_IN) or TweenFX.is_playing(game_menu, TweenFX.Animations.FOLD_OUT):
+		return
+	
+	var book = BookAPI.get_current_book()
+	if is_instance_valid(book):
+		for slot in [book.get("_slot_1"), book.get("_slot_2")]:
+			if slot != null and slot.get_child_count() > 0:
+				var node = slot.get_child(-1)
+				if node.has_method("_on_manage_pageflip"):
+					node._on_manage_pageflip(true)
+					
 	var tween = TweenFX.fold_out(game_menu)
 	await tween.finished
 	game_menu_panel.hide()