Initial framework for saving/restoring model state.

glabels/LabelModelBoxObject.cpp

@@ -33,7 +33,15 @@ namespace
 ///
 /// Constructor
 ///
-LabelModelBoxObject::LabelModelBoxObject( QObject* parent ) : LabelModelShapeObject(parent)
+LabelModelBoxObject::LabelModelBoxObject()
+{
+}
+
+
+///
+/// Copy constructor
+///
+LabelModelBoxObject::LabelModelBoxObject( const LabelModelBoxObject* object ) : LabelModelShapeObject( object )
 {
 }
 
@@ -46,6 +54,15 @@ LabelModelBoxObject::~LabelModelBoxObject()
 }
 
 
+///
+/// Clone
+///
+LabelModelBoxObject* LabelModelBoxObject::clone() const
+{
+	return new LabelModelBoxObject( this );
+}
+
+
 ///
 /// Draw shadow of object
 ///