Lock to Geom Line

Lock the cursor to the angle of a geometry line.

This function allows you to lock the cursor angle to that of an indicated geometry line entity.

Procedure

To lock the cursor angle to that of an indicated geometry line entity:

1. Select Tools ► Lock Cursor ► Lock to Geom Line. Alternatively, press [K] and select the Lock to Geom Line option from the menu; or press [K]+[G].

2. You are prompted to:

Select geometry line to lock onto

3. Position the cursor near the geometry line you would like to lock to, and then press [Enter] or click to indicate the line.

4. The lock angle appears in the Status Bar.

If the cursor lock is indicated in black text, it is not active.

Press [+] on the numeric keypad to activate the lock. The cursor lock is indicated in red text when the lock is active.

A red diamond is indicated on the screen when the cursor is locked. The diamond will only move at the locked angle or it's orthogonal whilst the cursor is free to move anywhere.

5. You can now select the line function and press [Enter] over the required start point.

6. Press [+] on the numeric keypad to activate the lock. The line will now be drawn at the locked angle as the cursor is moved.

7. You can change to the orthogonal angle by moving the cursor over the indicated point and changing the direction of the cursor.

8. To deactivate the cursor lock, press [+] on the numeric keypad. Alternatively, you can unlock the cursor by pressing [Ctrl+U] or [K]+[U] on the keyboard; or selecting Tools ► Lock Cursor ► Unlock.