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A
t
p
c
AT
xi. ]i, xe, ye [,
chord angle ;]
where
xi
indicates the x-coordinate of intermediate point I, yi is the y-co-
ordinate of intermediate point I, xe is the x-coordinate of end point E, and ye
is the y-coordinate of end point E. The chord ungle is the angle subtended by
chord, from 0.5 to 180
With the current position F, this command draws an arc containing points F,
I and E.
C
c
CI radius [, chord angle ;]
This command draws a circle radius with its center at the current location.
P
a
c
PA [xl, yl, x2, y2, .
X?l, J'F1 ;]
This command establishes absolute plotting and moves the pen to the
specified absolute coordinates from the current pen position.
There is no limit to the number of arguments that can be specified. If this
command is given with no arguments, it establishes that the coordinates in
subsequent commands are absolute. If there are an odd number of arguments,
the last argument is disregarded.
d
c
PD [xl, yl, x2. y2, ... xn, ]w :]
This command is the same as PA except that a "pen down" flag is set. When
there are no arguments, that is the only effect of the command.
107
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