# Custom symbol showing an annotated Cartesian angle CCW relative to the horizontal
# Input data is expected to have x, y, angle
N:	1 r
# Draw dashed horizontal reference line
0	0	M	-W0.25p,-
1	0	D
S
# Draw angular opening
0.25	0	M	-W0.25p
0	0	0.5	0	$1 A
S
# Place vector pointing in angle direction
0	0	$1	0.5	v
# Annotate the angle
0.28 0.02 10p $1@. l+fHelvetica-Oblique+jBL -W- -G-