Added status to Editor::NumberedItem.

Telegram/SourceFiles/editor/scene/scene_item_base.cpp

@@ -48,6 +48,25 @@ void NumberedItem::setNumber(int number) {
 	_number = number;
 }
 
+NumberedItem::Status NumberedItem::status() const {
+	return _status;
+}
+
+bool NumberedItem::isNormalStatus() const {
+	return _status == Status::Normal;
+}
+
+bool NumberedItem::isUndidStatus() const {
+	return _status == Status::Undid;
+}
+
+void NumberedItem::setStatus(Status status) {
+	if (status != _status) {
+		_status = status;
+		setVisible(status == Status::Normal);
+	}
+}
+
 ItemBase::ItemBase(Data data)
 : _lastZ(data.zPtr)
 , _imageSize(data.imageSize)

Telegram/SourceFiles/editor/scene/scene_item_base.h

@@ -24,14 +24,25 @@ namespace Editor {
 
 class NumberedItem : public QGraphicsItem {
 public:
+	enum class Status {
+		Normal,
+		Undid,
+	};
+
 	enum { Type = UserType + 1 };
 	using QGraphicsItem::QGraphicsItem;
 
 	int type() const override;
 	void setNumber(int number);
 	[[nodiscard]] int number() const;
+
+	[[nodiscard]] Status status() const;
+	void setStatus(Status status);
+	[[nodiscard]] bool isNormalStatus() const;
+	[[nodiscard]] bool isUndidStatus() const;
 private:
 	int _number = 0;
+	Status _status = Status::Normal;
 };
 
 class ItemBase : public NumberedItem {