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|
awk '
function error(s) { print "dformat error: " s " near input line " NR | "cat 1>&2" }
BEGIN { s = "recht 0.3 addrht 0.055 recspread 0.15 "
s = s "charwid 0.07 textht 0.167 addrdelta 4 "
s = s "bitwid 0.125 linedisp 0.04 addr both "
s = s "fill off linethrutext 1"
n = split(s, x)
for (i = 1; i <= n-1; i += 2) oparm[x[i]] = parm[x[i]] = x[i+1]
}
inlang == 0 { if ($0 !~ /^\.begin[ \t]/ || $2 != "dformat") print
else {
inlang = 1; print ".PS"; boxacnt = 0
if (firstpic != 1) { firstpic = 1; print "fillval = 0.9" }
}
next
}
/^\.end/ { inlang = 0; print ".PE"; next }
$1 == "style" { if (!($2 in parm)) error("unrecognized name: " $2)
else if ($3 == "reset") {
t = oparm[$2]; oparm[$2] = parm[$2]; parm[$2] = t
} else {
oparm[$2] = parm[$2]; parm[$2] = $3
}
next
}
$1 == "pic" { $1 = ""; print $0; next }
/^[^ \t]/ { printf "BoxA: box invis ht %g wid 0", parm["recht"]
if (boxacnt++) printf " with .n at BoxA.s - (0,%g)",
parm["recspread"] + maxdy*parm["textht"]
printf "\n"
maxdy = sumboxlen = 0
gsub(/[ \t]+$/, "")
if ($0 != "noname") {
printf " \"%s \" rjust at BoxA.w\n", $0
printf " box invis with .e at BoxA.w ht 0 wid %g\n",
parm["charwid"] * (length($0) + 3)
}
printf " BoxB: box invis ht %g wid 0 at BoxA\n", parm["recht"]
next
}
/./ { boxname = ""
if ($1 ~ /:$/) {
boxname = substr($1, 1, length($1)-1)
$1 = ""; $0 = " " $0
}
range = $1; $1 = ""
gsub(/^[ \t]+/, ""); gsub(/[ \t]+$/, ""); text = $0
n = split(range, x, "-")
rlo = x[1]
rhi = (n >= 2) ? x[2] : rlo
cwid = (rhi >= rlo) ? rhi - rlo + 1 : rlo - rhi + 1
rwid = (n >= 3) ? (0 + x[3]) : cwid
btype = x[4]
if (btype !~ /^(dot|dash|invis)/) btype = "solid"
textlen = parm["charwid"] * length(text)
boxlen = parm["bitwid"] * rwid
dy = 0
if (textlen > boxlen) { # set dy, the channel for this text
chan[maxdy+1] = -999
for (dy = 1; chan[dy]+textlen > sumboxlen; dy++) ;
if (dy > maxdy) maxdy = dy
if (parm["linethrutext"] == 0)
for (k = 1; k <= dy; k++)
chan[k] = sumboxlen+boxlen
else
chan[dy] = sumboxlen
}
sumboxlen += boxlen
fill = ""
if (parm["fill"] == "on") fill = " fill "
if (boxname != "") printf " %s:", boxname
printf " BoxB: box %s %s ht %g wid %g with .w at BoxB.e\n",
fill, btype, parm["recht"], boxlen
if (dy == 0) printf " \"%s\" at BoxB.c\n", text
else { if (rwid < 2) start = "BoxB.s"
else start = "BoxB.se - (" parm["linedisp"] ",0)"
printf " line from %s down %g\n",
start, dy*parm["textht"]
printf " \"%s\\|\" at last line .s rjust\n", text
printf " box invis with .e at last line .s ht 0 wid %g\n",
textlen
}
if (parm["addr"] ~ /^(left|right|both)$/) {
dp = int(parm["addrdelta"]) # Delta Point size
if (dp < 0 || dp > 9) error("bad addrdelta value: " dp)
dah = parm["addrht"] # Delta Addr Height
pb = parm["addr"] # Parameter for Bits
if (rlo == rhi) {
printf " \"\\s-%d%s\\s+%d\" at BoxB.s + (0,%g)\n",
dp, rlo, dp, dah
} else {
if (pb == "left" || pb == "both")
printf "\t\"\\|\\s-%d%s\\s+%d\" ljust at BoxB.sw + (0,%g)\n",
dp, rlo, dp, dah
if (pb == "right" || pb == "both")
printf "\t\"\\s-%d%s\\s+%d\\|\" rjust at BoxB.se + (0,%g)\n",
dp, rhi, dp, dah
}
}
}
END { if (inlang) error("eof inside begin/end") }
' $*
|