ARC x, y, r1, [r2], a1, a2 [, c]

Draws an arc of a circle with a given colour and width between two radials (defined in degrees).

Parameters for the ARC command are:

ParameterDescription
xX coordinate of centre of arc
yY coordinate of centre of arc
r1inner radius of arc
r2outer radius of arc (can be omitted if 1 pixel wide)
a1start angle of arc in degrees
a2end angle of arc in degrees
cColour of arc (if omitted it will default to the foreground colour)

Zero degrees is at the 12 o'clock position.