our $us = $0; $us =~ s#.*/##;
use POSIX;
+use Data::Dumper;
-our $papersize = 'creditcard';
-our $fontname = 'Courier';
-our $fontname_num = 'Courier';
-our $gapratio = 1;
-our $blankratio = 1;
+our @paperpts = ('creditcard');
+our @bigpaperpts = ();
+our $fontname_num = 'Helvetica';
+our $fontscale_num = 0.8;
+our $fontname = 'Helvetica';
+our $gapratio = 1.5;
+our $lineratio = 1;
+our $blankratio = 1.0;
our @borders = (4,4);
+our @tiles = (1,1);
our @lp_options = ( [ 'blank-below', 'blank-to-right', ],
[ 'landscape', 'portrait' ],
our @lp_fixed;
our $usage = <<END;
-usage: $us [<options>] <foo-mail-pregen> <foo-mail-pregen-opts>...
+usage: $us [<options>] <foo-mail-pregen>...
+
+examples:
+ $us -T2 evade-mail-pregen range 12+12 >page.ps
+ ssh chiark $us slimy-rot13-mail-pregen range 24+12 |gv -
+ ssh chiark $us slimy-rot13-mail-pregen -q range 36+12 |lpr
+
options:
- -p<papersize> for libpaper, or "creditcard" default is $papersize
- -F[<numberfont>,]<font> font name default is $fontname
+ -p<papersize> for libpaper, or "creditcard", default is $paperpts[0]
+ -P<actual-papersize> centre in this; default is not to center
+ -f<bothfont> set both to same font name
+ -f[<numfont>[*<scale>]],[<addrfont>] default is $fontname_num*$fontscale_num,$fontname
-b<border>|-b<bx>x<by> all in mm
- -g<gapratio> number-to-addr gap adjustment
- -b<blankratio> (blank space size) / (text size)
+ -T[<xtiles>x]<ytiles> default is $tiles[0]x$tiles[1]
+ -g<gapratio> number-to-addr gap adjustment, default $gapratio
+ -l<lineratio> inter-line space ("leading") adjustment, def. $lineratio
+ -B<blankratio> (blank space size) / (text size), default $blankratio
-D debug
END
-open DEBUG, ">/dev/null" or die $!;
+foreach my $spec (@lp_options) { $usage .= <<END foreach @$spec; }
+ --$_
+END
-our @paperpts;
+open DEBUG, ">/dev/null" or die $!;
sub badusage () { die "bad usage\n\n$usage"; }
my $fontname_re = '[^()\\,]+';
my $dbl_re = '(?:[0-9]+\.?|[0-9]*\.[0-9]+)';
+my $dom_re = '\@.*$';
for (;;) {
badusage unless @ARGV;
last if m/^--?$/;
while (m/^-./) {
if (s/^-p(\w+)$//) {
- $papersize = $1;
- @paperpts = ();
+ @paperpts = ($1);
+ } elsif (s/^-P(\w+)$//) {
+ @bigpaperpts = ($1);
} elsif (s/^-p($dbl_re)x($dbl_re)$//o) {
- $papersize = undef;
@paperpts = mm2pt($1,$2);
- } elsif (s/^-F($fontname_re)$//o) {
+ } elsif (s/^-P($dbl_re)x($dbl_re)$//o) {
+ @bigpaperpts = mm2pt($1,$2);
+ } elsif (s/^-f($fontname_re)$//o) {
$fontname = $fontname_num = $1;
- } elsif (s/^-F($fontname_re),($fontname_re)$//o) {
- ($fontname_num, $fontname) = ($1, $2);
+ } elsif (s/^-f(?:($fontname_re)(?:\*($dbl_re))?)?,($fontname_re)?$//o) {
+ if (defined $1) {
+ $fontname_num = $1;
+ $fontscale_num = defined($2) ? $2 : 1.0;
+ }
+ if (defined $3) {
+ $fontname = $3;
+ }
} elsif (s/^-b($dbl_re)$//o) {
@borders = ($1,$1);
} elsif (s/^-b($dbl_re)x($dbl_re)$//o) {
@borders = ($1,$1);
+ } elsif (s/^-l($dbl_re)$//o) {
+ $lineratio = $1;
+ } elsif (s/^-g($dbl_re)$//o) {
+ $gapratio = $1;
+ } elsif (s/^-B($dbl_re)$//o) {
+ $blankratio = $1;
+ } elsif (s/^-T(?:(\d+)x)?(\d+)$//o) {
+ $tiles[0] = $1 || 1;
+ $tiles[1] = $2;
} elsif (s/^-D/-/) {
open DEBUG, ">&STDERR" or die $!;
} else {
+ if (m/^--([-a-z]+)$/) {
+ my ($lpi) = grep {
+ grep { $1 eq $_ } @{ $lp_options[$_] }
+ } 0..$#lp_options;
+ if (defined $lpi) {
+ $lp_fixed[$lpi] = $1;
+ $_ = '';
+ next;
+ }
+ }
badusage;
}
}
}
-if (!@paperpts) {
- if ($papersize eq 'creditcard') {
+sub canonpaper ($) {
+ my ($pts) = @_;
+
+ return unless @$pts==1;
+ my ($name) = @$pts;
+
+ if ($name eq 'creditcard') {
# ISO/IEC 7810 ID-1, from en.wikipedia.org/wiki/Payment_card
- @paperpts = mm2pt qw(85.60 53.98);
+ @$pts = mm2pt qw(85.60 53.98);
} else {
- $!=0; $?=0; my $r = `paperconf -sp $1`;
+ $!=0; $?=0; my $r = `paperconf -sp $name`;
defined $r or die "paperconf failed: $? $!\n";
$r =~ m/^([0-9.]+) ([0-9.]+)$/ or die "$_ ?";
- @paperpts = ($1,$2);
+ @$pts = ($1,$2);
}
}
+canonpaper(\@paperpts);
+canonpaper(\@bigpaperpts);
+
@borders = mm2pt @borders;
@ARGV >= 2 or badusage;
our @strings;
+our $domain_suffix;
+our $pertile;
sub readstrings () {
my $nlen = 0;
push @strings, [ $1, $2 ];
}
$!=0; $?=0; close P or die "$us: generator failed: $! $?\n";
+
+ @strings or die "$us: nothing to show\n";
+
+ if ($strings[0][1] =~ m/$dom_re/o) {
+ my $dom = $&;
+ if (!grep { $_->[1] !~ m/$dom_re/o && $& eq $dom } @strings) {
+ $domain_suffix = $dom;
+ $_->[1] =~ s/$dom_re//o foreach @strings;
+ }
+ }
+
+ $pertile = ceil(@strings / ($tiles[0] * $tiles[1]));
}
our @lp_values;
-our @numbers_bbox;
-our @texts_bbox;
+our @numbers_metr;
+our @texts_metr;
+our @domain_metr;
our $gap_width;
+our $colgap_width;
our @core_size;
our @item_size;
+our $domain_vsize;
our $rotate_paper;
our @eff_paper_size;
-our @laycount;
sub wontfit ($) {
print DEBUG " NO @_\n";
return "($_)";
}
-sub metrics ($$@) {
- my ($sz, $fn, @s) = @_;
- die unless @s;
- print DEBUG " metrics $fn $sz";
+our @numbers_1_metr;
+our @nom_gap_1_metr;
+our @texts_1_metr;
+our @domain_1_metr;
+
+sub prepare_metrics () {
+ print DEBUG " prepare_metrics\n";
my $pchild = open GI, "-|"; defined $pchild or die $!;
+ my @sets =
+ ([ \@numbers_1_metr, $fontname_num, map { $_->[0] } @strings ],
+ [ \@nom_gap_1_metr, $fontname_num, ' ' ],
+ [ \@texts_1_metr, $fontname, map { $_->[1] } @strings ],
+ );
+ if (defined $domain_suffix) {
+ push @sets, [ \@domain_1_metr, $fontname, $domain_suffix ];
+ }
if (!$pchild) {
- print psstring($fn)," findfont $sz scalefont setfont\n" or die $!;
- print "0 0 moveto ", psstring($_), " show showpage\n" or die $!
- foreach @s;
+ foreach my $set (@sets) {
+ my ($ra, $fn, @s) = @$set;
+ print DEBUG " want $fn ",scalar(@s),"\n";
+ printf <<END, psstring($fn) or die $!;
+ %s findfont 10 scalefont setfont
+END
+ printf <<END, psstring($_) or die $! foreach @s;
+ newpath
+ 0 0 moveto
+ %s
+ dup stringwidth pop =
+ true charpath pathbbox = = = =
+END
+ }
close STDOUT or die $!;
exit 0;
}
my $gchild = open GO, "-|"; defined $gchild or die $!;
if (!$gchild) {
open STDIN, "<&GI" or die $!;
- open STDERR, ">&STDOUT" or die $!;
- exec qw(gs -dSAFER -dNOPAUSE -q -dBATCH -sDEVICE=bbox -)
+ exec qw(gs -dSAFER -dNOPAUSE -q -dBATCH
+ -sDEVICE=pswrite -sOutputFile=/dev/null
+ -)
+#exec qw(tee sponge)
or die "$us: exec gs: $!\n";
}
- my @bb;
- my $count = 0;
- while (<GO>) {
- my @tbb;
- if (@tbb =
- m/^\%\%HiResBoundingBox: ($dbl_re) ($dbl_re) ($dbl_re) ($dbl_re)$/
- ) {
- $count++;
- $bb[0] = min $bb[0], $tbb[0];
- $bb[1] = min $bb[1], $tbb[1];
+ foreach my $set (@sets) {
+ my ($ra, $fn, @s) = @$set;
+ my @bb;
+ for (my $count=0; $count < @s; $count++) {
+ my @tbb;
+ foreach my $ix (0..4) {
+ $_ = <GO>; defined or die "gs fail or eof";
+ printf DEBUG " %s (%d,$ix) |%s", $fn, $count, $_;
+ chomp;
+ m/^-?$dbl_re$/o or die "gs $_ ?";
+ push @tbb, $_;
+ }
+ print DEBUG " metrics $fn [$count]: @tbb\n";
+ $bb[0] = min $bb[0], $tbb[4];
+ $bb[1] = min $bb[1], $tbb[3];
$bb[2] = max $bb[2], $tbb[2];
- $bb[3] = max $bb[3], $tbb[3];
- } elsif (m/^\%\%/) {
- } else {
- print STDERR "$us: warning: gs: $_" or die;
+ $bb[3] = max $bb[3], $tbb[1];
+ $bb[4] = max $bb[4], $tbb[0];
}
+ print DEBUG " metrics $fn: @bb\n";
+ @$ra = map { $_ * 0.1 } @bb;
}
$!=0; $?=0; close GO or die "gs $! $?";
$!=0; $?=0; close GI or die "gs paste $! $?";
- die "$count ".scalar(@s) unless $count==@s;
- print DEBUG " @bb\n";
- return @bb;
}
sub do_layout_recursive_search ($);
if ($lpi < @lp_options) {
foreach my $v ($lp_fixed[$lpi] or @{ $lp_options[$lpi] }) {
$lp_values[$lpi] = $v;
- return 1 if do_layout_recursive_search $lpi+1;
+ my $r = do_layout_recursive_search $lpi+1;
+ return $r if $r;
}
return 0;
}
my %lp_y;
$lp_y{$_} = 1 foreach @lp_values;
- $rotate_paper =
+ $lp_y{rotate_paper} =
($paperpts[0] > $paperpts[1] # paper looks like landscape
xor $lp_y{'landscape'});
- @eff_paper_size = !$rotate_paper ? @paperpts : reverse @paperpts;
+ $eff_paper_size[$_] = $paperpts[$_] - 2.0*$borders[$_] foreach qw(0 1);
+ @eff_paper_size = reverse @eff_paper_size if $lp_y{rotate_paper};
+
+ $eff_paper_size[0] >= $domain_metr[4]
+ or return wontfit "domain suffix too long";
@item_size = @core_size;
my $blank_coord = !!$lp_y{'blank-below'};
$item_size[$blank_coord] *= (1.0 + $blankratio);
foreach my $coord (qw(0 1)) {
- my $avail = $eff_paper_size[$coord] - $borders[$coord] * 2;
+ my $avail = $eff_paper_size[$coord];
my $each = $item_size[$coord];
if (!$coord) {
- $each += $gap_width;
- $avail += $gap_width;
+ $each += $colgap_width;
+ $avail += $colgap_width;
+ } else {
+ if (defined $domain_suffix) {
+ $avail -= $domain_vsize;
+ }
}
- $laycount[$coord] = floor($avail / $each);
- $laycount[$coord] >= 1 or return wontfit "cannot fit even one $coord";
+ $lp_y{$coord} = floor($avail / $each);
+ $lp_y{$coord} >= 1 or return wontfit "cannot fit even one $coord";
}
if ($lp_y{'single-column'}) {
- $laycount[0] = 1;
+ $lp_y{0} = 1;
} else {
- $laycount[0] >= 2
+ $lp_y{0} >= 2
or return wontfit "requested multi-column but only one";
}
- $laycount[0] * $laycount[1] >= @strings
- or return wontfit "layout fits too few @laycount";
+ my $laycountshow = "$lp_y{0} $lp_y{1}";
- print DEBUG " OK @laycount\n";
- return 1;
+ $lp_y{0} * $lp_y{1} >= $pertile
+ or return wontfit "layout fits too few $laycountshow";
+
+ print DEBUG " OK $laycountshow\n";
+ return \%lp_y;
}
sub do_layout ($) {
print DEBUG "layout $fontsize\n";
- @numbers_bbox = metrics $fontsize, $fontname_num, map { $_->[0] } @strings;
-
- my @nom_gap_bbox = metrics $fontsize, $fontname_num, ' ';
- $gap_width = $gapratio * ($nom_gap_bbox[2] - $nom_gap_bbox[0]);
+ @numbers_metr = map { $_ * $fontsize * $fontscale_num } @numbers_1_metr;
+ $gap_width = $gapratio * $fontsize * $nom_gap_1_metr[4];
+ $colgap_width = $gap_width * 2;
+ @texts_metr = map { $_ * $fontsize } @texts_1_metr;
+ @domain_metr = map { $_ * $fontsize } @domain_1_metr;
- @texts_bbox = metrics $fontsize, $fontname, map { $_->[1] } @strings;
+ $core_size[0] = $numbers_metr[4] + $gap_width + $texts_metr[4];
- $core_size[0] =
- ($numbers_bbox[2] - $numbers_bbox[0]) +
- $gap_width +
- ($texts_bbox[2] - $texts_bbox[0]);
+ $core_size[1] = $lineratio * $fontsize;
- $core_size[1] = max
- $numbers_bbox[3] - $numbers_bbox[1],
- $texts_bbox[3] - $texts_bbox[1];
+ $domain_vsize = $lineratio * $fontsize;
return do_layout_recursive_search 0;
}
-our $usesz;
+our $lp_y;
sub determine_size_layout () {
my $minsz;
my $maxsz;
+ my $usesz;
for (;;) {
my $trysz =
defined $minsz or die "cannot fit at even at ${trysz}pt\n";
- if (defined $maxsz && ($maxsz / $minsz) < 1.01) {
+ if (defined $maxsz && ($maxsz / $minsz) < 1.001) {
$usesz = $minsz;
last;
}
}
- do_layout $usesz or die;
+ $lp_y = do_layout $usesz or die;
+ $lp_y->{f} = $usesz;
+
+ print DEBUG Dumper($usesz, \@lp_values, \@numbers_metr,
+ \@texts_metr, $gap_width, $colgap_width, \@core_size,
+ \@item_size, \@eff_paper_size,
+ $lp_y);
+}
+
+sub prf { printf @_ or die $!; }
+
+sub write_output_tile ($) {
+ my ($tile_string_off) = @_;
+ my @cnr;
+ my $c;
+ for ($cnr[0]=0; $cnr[0]<2; $cnr[0]++) {
+ for ($cnr[1]=0; $cnr[1]<2; $cnr[1]++) {
+ foreach my $cnrc (qw(0 1)) {
+ prf "newpath ";
+ prf "%s ", $cnr[$_] ? $paperpts[$_] : 0 foreach qw(0 1);
+ prf "moveto ";
+ prf "%s ", ($cnrc!=$_ ? 0 : $cnr[$_] ? -1 : +1) * $borders[$_]
+ foreach qw(0 1);
+ prf "rlineto stroke\n";
+ }
+ }
+ }
+ prf "%s ", $borders[$_] foreach qw(0 1);
+ prf "translate\n";
+ if ($lp_y->{rotate_paper}) {
+ prf "90 rotate\n";
+ prf "0 %s translate\n", -$eff_paper_size[1];
+ }
+ my $rows = ceil($pertile / $lp_y->{0});
+ my @cell_size;
+
+ $cell_size[0] = ($eff_paper_size[0] + $colgap_width) / $lp_y->{0};
+ $cell_size[1] = ($eff_paper_size[1] +
+ (defined $domain_suffix ? -$domain_vsize : 0)
+ ) / $rows;
+
+ prf "/rightadjust { dup stringwidth pop neg 0 rmoveto } bind def\n";
+
+ foreach my $nums (qw(1 0)) {
+ prf("%s findfont %s scalefont setfont\n",
+ psstring($nums ? $fontname_num : $fontname),
+ ($nums ? $fontscale_num : 1.0) * $lp_y->{f});
+ prf "%s setlinewidth\n", $gap_width * 0.1;
+ print DEBUG "nums? $nums rows=$rows\n";
+ foreach my $col (0..$lp_y->{0}-1) {
+ my $col_lhs = $cell_size[0] * $col;
+ if ($col > 0 && $nums) {
+ prf "newpath %s ", $col_lhs - $colgap_width*0.5;
+ prf "%s moveto ", $eff_paper_size[1];
+ prf "0 %s rlineto ", -$cell_size[1] * $rows;
+ prf "stroke\n";
+ }
+ foreach my $row (0..$rows-1) {
+ my $se = $strings[$col*$rows + $row + $tile_string_off];
+ next unless $se;
+ prf "newpath ";
+ prf "%s ", $col_lhs
+ + ($nums ? $numbers_metr[4]
+ : $numbers_metr[4] + $gap_width);
+ prf "%s ", $eff_paper_size[1] - $cell_size[1] * $row
+ - $core_size[1];
+ prf "moveto %s ", psstring($se->[!$nums]);
+ if ($nums) {
+ prf "rightadjust ";
+ }
+# prf " gsave 10 10 rlineto stroke grestore\n";
+ prf "show\n";
+ }
+ }
+ if (!$nums) {
+ if (defined $domain_suffix) {
+ prf "%s 0 moveto", $eff_paper_size[0];
+ prf "%s ", psstring($domain_suffix);
+ prf "rightadjust show\n";
+ }
+ }
+ }
+}
+
+sub write_output () {
+ prf "%%!\n";
+ my @tile;
+ for ($tile[0]=0; $tile[0]<$tiles[0]; $tile[0]++) {
+ for ($tile[1]=0; $tile[1]<$tiles[1]; $tile[1]++) {
+ prf "%% tile @tile\n";
+ prf "gsave\n";
+ if (@bigpaperpts) {
+ foreach (qw(0 1)) {
+ my $spare = $bigpaperpts[$_] - $tiles[$_] * $paperpts[$_];
+ $spare >= 0 or die "too many tiles: will not fit!\n";
+ prf "%s ", $spare*0.5;
+ }
+ prf "translate\n";
+ }
+ prf "%s ", $tile[$_] * $paperpts[$_] foreach qw(0 1);
+ prf "translate\n";
+ write_output_tile($tile[0] * $pertile +
+ $tile[1] * $pertile * $tiles[0]);
+ prf "grestore\n";
+ }
+ }
+ prf "showpage\n";
}
readstrings();
+prepare_metrics();
determine_size_layout();
-
-use Data::Dumper;
-print DEBUG Dumper($usesz, \@lp_values, \@numbers_bbox,
- \@texts_bbox, $gap_width, \@core_size,
- \@item_size, $rotate_paper, \@eff_paper_size, \@laycount);
+write_output();