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.PS
# ex06SVG.m4
gen_init(svg_font(font-family="Times" font-style="italic",11bp__))
F: box invis wid 1.6i ht 1.8i
E: box invis wid F.wid ht F.ht
G: box invis wid 1i ht F.ht
ell = F.ht-0.6i
r = 0.3i
offset = 8bp__
hatch = 0.1i
dhs = hatch * sqrt(2)
qmell = F.ht - ell
kwid = F.wid-qmell-r
box wid G.e.x-F.w.x ht F.ht with .sw at F.sw thick linethick*3/2
Loopover_(`B',
`line from B.ne to B.se thick linethick*3/2
B`'T: B.se + (-qmell,qmell)
line from (B.w,B`'T) to B`'T chop 0 chop -offset
line from B`'T up ell chop -offset chop 0
line from B`'T + (-r,0) up ell
line dashed from B`'T to B.se
"svg_fsize(0,110)" at B`'T + (-r/2,ell/2)
"svg_fsize(0,110)" at B`'T + (qmell/2,ell/2)
"t" at (B`'T,B.n) + (-offset/2,offset)
thinlines_
arrow <-> from B.nw+(0,offset*2/3) right B.wid-qmell-r "k" above
for x = hatch to B`'T.x-B.w.x-r by hatch do {line down ell from B.nw+(x,0)}
for y = dhs to qmell by dhs do {line up y right y from (B.w,B`'T)+(0,-y)}
for x = y-qmell to B.wid-qmell*2 by dhs do {
line up qmell right qmell from B.sw+(x,0) }
for x = last line.start.x-B.w.x+dhs to B.wid by dhs do {
line up (B.wid-x)/2 right (B.wid-x)/2 from B.sw+(x,0) }
thicklines_
',F,E)
line from (G.w,ET) right G.wid
line from ET + (0,r) left ET.x-E.w.x
thinlines_
for y = hatch to r by hatch do { line left r from ET+(0,r-y) }
for x = dhs to G.wid by dhs do {
line left x down x from G.nw+(x,0) }
for y=x-G.wid to G.ht-G.wid by dhs do {
line left G.wid down G.wid from G.ne+(0,-y) }
for x = y-(G.ht-G.wid) to G.wid by dhs do {
line right G.wid-x up G.wid-x from G.sw+(x,0) }
arrow <-> up r with .c at ET+(offset*2/3,r/2) "r" ljust
thicklines_
"q" at F.sw + (-offset,offset/3)
"l" at (F.w,FT) + (-offset,offset/3)
"n+p+m" at G.ne + (0,offset)
Loopover_(`B',`"B" ht 0.12 below at B.s+(0,-2bp__)',F,E,G)
# Adjust the bounding box without using s_box:
move from F.nw+(-12bp__,21bp__) to G.se+(20bp__,-15bp__)
command "</g>" # end font
.PE
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