TURN
TURNTO

Syntax: TURN [#ch,] degrees
   and: TURNTO [#ch,] angle
Location: QL ROM

These commands are part of the QL's turtle graphics set and alters the current direction of the turtle in the specified window (default #1).

When a window is first opened, the turtle will be facing the right hand side of the window (this is zero degrees).

TURN will force the turtle to turn anti-clockwise by the specified number of degrees.
If a negative number of degrees is specified, the turtle will be turned in a clockwise direction.

TURNTO forces the turtle in the specified window (default #1) to face in the direction specified by angle.

If angle=0, the turtle will face the right hand edge of the window, whereas an angle of 90 will force the turtle to point towards the top of the window.

CROSS-REFERENCE:
Please also see MOVE.
