This form is opened when you select a rubber block from the Rubber Straighten tool.
Rubber Straightener
The View, Snap, Lock and Enquire tools are the same as the tools in the Rubber Editor.
Straighten menu:
Straighten point - enter the required depth of the V on the edit bar and pick the point to add the V too.
Straighten arc - enter the required depth and specify the number of Vs on the edit bar and pick the arc to add them to. The Vs will be distributed evenly along the picked arc.
Remove straighten - pick the V to remove.
Remove all - will remove all Vs from the block.
Save & Exit - will apply any changes to the current block and close the Straighten tool.
Cancel & Exit - will cancel any changes made to the block and close the Straighten tool.
Rotate menu:
Horizontal - will rotate the block so one or more of its entities are at 180 degrees.
Vertical - will rotate the block so one or more of its entities are at 90 degrees.
Rotate - enter the required rotation Angle on the edit bar. Click Clockwise 
or Anti-clockwise 
to rotate the block by the specified Angle.
Once a block has been straightened it will appear as the original profile in the Rubber Editor window. If the straightened block has a text insertion it will be prefixed by * to indicate it has been straightened.