added support of double-sided solid arrow (added in version 11.2.2) and other fixes
This program is for viewing drawings created in Proficad for PC.
How to open a drawing in ProfiCAD Viewer?
To transfer a drawing into your tablet or cellphone, use one of the cloud storage services. Click on the drawing that you wish to view. A menu of programs will open. Select "ProfiCAD Viewer" from the menu.
