forked from amazingfate/loongoffice
MapMode ctor taking origin and scales sets mbSimple to false, so avoid calling it when these are the defaults. Some calculations become unneeded when the fraction is (1, 1). Change-Id: I19a98ad2cac0a66b9bd7b72620180addb3f7fec4 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/146375 Tested-by: Jenkins Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>