Re-enable the options after the attributes have their final names.
Add options for enabling scaling.
This reverts commit 051684f125.
Task-number: QTBUG-46615
Task-number: QTBUG-48379
Change-Id: If862061c688f9febff3b9511a4f19649b07d2011
Reviewed-by: J-P Nurmi <jpnurmi@theqtcompany.com>