diff -r 593a658cba8e -r 73e448b2943d src/objecttypes/modelobject.h
--- a/src/objecttypes/modelobject.h	Thu Oct 03 11:45:44 2019 +0300
+++ b/src/objecttypes/modelobject.h	Thu Oct 03 23:44:28 2019 +0300
@@ -4,7 +4,6 @@
 #include <QStringView>
 #include "main.h"
 #include "colors.h"
-#include "uuid.h"
 #include "vertex.h"
 
 namespace modelobjects
@@ -42,11 +41,15 @@
 	BaseObject();
 	BaseObject(const BaseObject&) = delete;
 	virtual ~BaseObject();
-	const Uuid id;
+	const unsigned int id;
 	//virtual void toString(QTextStream &out) = 0;
 	virtual bool hasColor() const;
 	virtual QVariant getProperty(Property id) const;
 	virtual SetPropertyResult setProperty(Property id, const QVariant& value);
+	virtual QString textRepresentation() const = 0;
+	virtual QBrush textRepresentationForeground() const;
+	virtual QBrush textRepresentationBackground() const;
+	virtual QFont textRepresentationFont() const;
 };
 
 class modelobjects::ColoredBaseObject : public BaseObject
@@ -59,3 +62,8 @@
 private:
 	Color color_index = colors::main;
 };
+
+namespace modelobjects
+{
+	using Id = std::remove_const_t<decltype(BaseObject::id)>;
+}