this will fix the start position for drawing and you can draw shapes
from left to right when the Sheet are RTL

Change-Id: I5cc8eabf474918968bea026dba9c5add2bb4f28e
Reviewed-on: https://gerrit.libreoffice.org/3912Reviewed-by: Ahmad Harthi <aalharthi@kacst.edu.sa>
Tested-by: Ahmad Harthi <aalharthi@kacst.edu.sa>