Also factor out over-long print method into its own helper.

Change-Id: Ica98dc9c999d5655e78662774e0140d70369d0b7
Reviewed-on: https://gerrit.libreoffice.org/38579Reviewed-by: Michael Meeks <michael.meeks@collabora.com>
Tested-by: Michael Meeks <michael.meeks@collabora.com>