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#!/usr/bin/env perl
# $Id: adjalign,v 1.2 2002/09/14 20:34:39 euske Exp $
# * public domain * by 1@2ch
# usage: ./adjalign {l | r} < IN > OUT
die "usage: adjalign {l | r}" if (!$ARGV[0] && $ARGV[0] ne 'l' &&$ ARGV[0] ne 'r');
$adjl = ($ARGV[0] eq 'l');
sub lshift { map { substr($_, 1) . substr($_, 0, 1) } (@_); }
sub rshift { map { substr($_, length($_)-1, 1) . substr($_, 0, length($_)-1) } (@_); }
# read
$b = 0;
while(<STDIN>) {
chop;
if (/^BITMAP/) {
if ($e < 32 ||
(8509 <= $e && $e <= 8515) ||
(10273 <= $e && $e <= 10304)) { ; }
else { $_ = ''; $b = 1; @p = (); }
} elsif (/^ENDCHAR/ && $b) {
$b = 0; @x = ();
die "zero" if (0 == @p);
$w = length($p[0]);
foreach $i (@p) {
die "invalid" if (length($i) != $w);
for($j = 0; $j < length($i); $j++) {
$x[$j]++ if ('@' eq substr($i, $j, 1));
}
}
# m0: left margin, m1: right margin
for($m0 = 0; $m0 < $w; $m0++) { last if ($x[$m0]); }
for($m1 = 0; $m1 < $w; $m1++) { last if ($x[$w-$m1-1]); }
$comment = '';
if ($adjl) {
if ($m0 > $m1) {
@p = &lshift(@p);
print STDERR "$e\n";
$comment = ' # left-aligned';
}
} else {
if ($m0 < $m1) {
@p = &rshift(@p);
print STDERR "$e\n";
$comment = ' # right-aligned';
}
}
print "BITMAP$comment\n";
foreach $i (@p) { print $i,"\n"; }
} elsif (/^ENCODING/) {
@f = split(/\s/); $e = $f[1];
} else {
if ($b) {
push(@p, $_);
$_ = '';
}
}
print $_, "\n" if ($_);
}
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