3 our $us = $0; $us =~ s#.*/##;
8 our @paperpts = ('creditcard');
9 our $fontname_num = 'Helvetica';
10 our $fontscale_num = 0.8;
11 our $fontname = 'Courier';
14 our $blankratio = 1.0;
18 our @lp_options = ( [ 'blank-below', 'blank-to-right', ],
19 [ 'landscape', 'portrait' ],
20 [ 'single-column', 'multi-column', ] );
24 usage: $us [<options>] <foo-mail-pregen> <foo-mail-pregen-opts>...
26 -p<papersize> for libpaper, or "creditcard", default is $paperpts[0]
27 -f<bothfont> set both to same font name
28 -f[<numfont>[*<scale>]],[<addrfont>] default is $fontname_num*$fontscale_num,$fontname
29 -b<border>|-b<bx>x<by> all in mm
30 -T[<xtiles>x]<ytiles> default is $tiles[0]x$tiles[1]
31 -g<gapratio> number-to-addr gap adjustment
32 -l<lineratio> inter-line space ("leading") adjustment factor
33 -B<blankratio> (blank space size) / (text size)
37 foreach my $spec (@lp_options) { $usage .= <<END foreach @$spec; }
41 open DEBUG, ">/dev/null" or die $!;
43 sub badusage () { die "bad usage\n\n$usage"; }
45 sub mm2pt { map { $_ * 72.0 / 25.4 } @_; }
50 $r = $_ if !defined $r or $_ > $r;
58 $r = $_ if !defined $r or $_ < $r;
63 my $fontname_re = '[^()\\,]+';
64 my $dbl_re = '(?:[0-9]+\.?|[0-9]*\.[0-9]+)';
68 badusage unless @ARGV;
69 last unless $ARGV[0] =~ m/^-/;
75 } elsif (s/^-p($dbl_re)x($dbl_re)$//o) {
76 @paperpts = mm2pt($1,$2);
77 } elsif (s/^-f($fontname_re)$//o) {
78 $fontname = $fontname_num = $1;
79 } elsif (s/^-f(?:($fontname_re)(?:\*($dbl_re))?)?,($fontname_re)?$//o) {
82 $fontscale_num = defined($2) ? $2 : 1.0;
87 } elsif (s/^-b($dbl_re)$//o) {
89 } elsif (s/^-b($dbl_re)x($dbl_re)$//o) {
91 } elsif (s/^-l($dbl_re)$//o) {
93 } elsif (s/^-g($dbl_re)$//o) {
95 } elsif (s/^-B($dbl_re)$//o) {
97 } elsif (s/^-T(?:(\d+)x)(\d+)?$//o) {
101 open DEBUG, ">&STDERR" or die $!;
103 if (m/^--([-a-z]+)$/) {
105 grep { $1 eq $_ } @{ $lp_options[$_] }
108 $lp_fixed[$lpi] = $1;
121 return unless @$pts==1;
124 if ($name eq 'creditcard') {
125 # ISO/IEC 7810 ID-1, from en.wikipedia.org/wiki/Payment_card
126 @$pts = mm2pt qw(85.60 53.98);
128 $!=0; $?=0; my $r = `paperconf -sp $name`;
129 defined $r or die "paperconf failed: $? $!\n";
130 $r =~ m/^([0-9.]+) ([0-9.]+)$/ or die "$_ ?";
135 canonpaper(\@paperpts);
137 @borders = mm2pt @borders;
139 @ARGV >= 2 or badusage;
148 open P, "-|", @ARGV or die $!;
151 m/^(\d+) (\S+)$/ or die "$_ ?";
152 $nlen = length($1) if length($1) > $nlen;
153 push @strings, [ $1, $2 ];
155 $!=0; $?=0; close P or die "$us: generator failed: $! $?\n";
157 @strings or die "$us: nothing to show\n";
159 if ($strings[0][1] =~ m/$dom_re/o) {
161 if (!grep { $_->[1] !~ m/$dom_re/o && $& eq $dom } @strings) {
162 $domain_suffix = $dom;
163 $_->[1] =~ s/$dom_re//o foreach @strings;
167 $pertile = ceil(@strings / ($tiles[0] * $tiles[1]));
183 print DEBUG " NO @_\n";
198 sub prepare_metrics () {
199 print DEBUG " prepare_metrics\n";
200 my $pchild = open GI, "-|"; defined $pchild or die $!;
202 ([ \@numbers_1_metr, $fontname_num, map { $_->[0] } @strings ],
203 [ \@nom_gap_1_metr, $fontname_num, ' ' ],
204 [ \@texts_1_metr, $fontname, map { $_->[1] } @strings ],
206 if (defined $domain_suffix) {
207 push @sets, [ \@domain_1_metr, $fontname, $domain_suffix ];
210 foreach my $set (@sets) {
211 my ($ra, $fn, @s) = @$set;
212 print DEBUG " want $fn ",scalar(@s),"\n";
213 printf <<END, psstring($fn) or die $!;
214 %s findfont 10 scalefont setfont
216 printf <<END, psstring($_) or die $! foreach @s;
220 dup stringwidth pop =
221 true charpath pathbbox = = = =
224 close STDOUT or die $!;
227 my $gchild = open GO, "-|"; defined $gchild or die $!;
229 open STDIN, "<&GI" or die $!;
230 exec qw(gs -dSAFER -dNOPAUSE -q -dBATCH
231 -sDEVICE=pswrite -sOutputFile=/dev/null
234 or die "$us: exec gs: $!\n";
236 foreach my $set (@sets) {
237 my ($ra, $fn, @s) = @$set;
239 for (my $count=0; $count < @s; $count++) {
241 foreach my $ix (0..4) {
242 $_ = <GO>; defined or die "gs fail or eof";
243 printf DEBUG " %s (%d,$ix) |%s", $fn, $count, $_;
245 m/^-?$dbl_re$/o or die "gs $_ ?";
248 print DEBUG " metrics $fn [$count]: @tbb\n";
249 $bb[0] = min $bb[0], $tbb[4];
250 $bb[1] = min $bb[1], $tbb[3];
251 $bb[2] = max $bb[2], $tbb[2];
252 $bb[3] = max $bb[3], $tbb[1];
253 $bb[4] = max $bb[4], $tbb[0];
255 print DEBUG " metrics $fn: @bb\n";
256 @$ra = map { $_ * 0.1 } @bb;
258 $!=0; $?=0; close GO or die "gs $! $?";
259 $!=0; $?=0; close GI or die "gs paste $! $?";
262 sub do_layout_recursive_search ($);
263 sub do_layout_recursive_search ($) {
266 if ($lpi < @lp_options) {
267 foreach my $v ($lp_fixed[$lpi] or @{ $lp_options[$lpi] }) {
268 $lp_values[$lpi] = $v;
269 my $r = do_layout_recursive_search $lpi+1;
275 print DEBUG " try", (map { sprintf " %-10.10s", $_ } @lp_values), ":";
278 $lp_y{$_} = 1 foreach @lp_values;
280 $lp_y{rotate_paper} =
281 ($paperpts[0] > $paperpts[1] # paper looks like landscape
282 xor $lp_y{'landscape'});
283 $eff_paper_size[$_] = $paperpts[$_] - 2.0*$borders[$_] foreach qw(0 1);
284 @eff_paper_size = reverse @eff_paper_size if $lp_y{rotate_paper};
286 $eff_paper_size[0] >= $domain_metr[4]
287 or return wontfit "domain suffix too long";
289 @item_size = @core_size;
290 my $blank_coord = !!$lp_y{'blank-below'};
291 $item_size[$blank_coord] *= (1.0 + $blankratio);
293 foreach my $coord (qw(0 1)) {
294 my $avail = $eff_paper_size[$coord];
295 my $each = $item_size[$coord];
297 $each += $colgap_width;
298 $avail += $colgap_width;
300 if (defined $domain_suffix) {
301 $avail -= $domain_vsize;
304 $lp_y{$coord} = floor($avail / $each);
305 $lp_y{$coord} >= 1 or return wontfit "cannot fit even one $coord";
308 if ($lp_y{'single-column'}) {
312 or return wontfit "requested multi-column but only one";
315 my $laycountshow = "$lp_y{0} $lp_y{1}";
317 $lp_y{0} * $lp_y{1} >= $pertile
318 or return wontfit "layout fits too few $laycountshow";
320 print DEBUG " OK $laycountshow\n";
327 print DEBUG "layout $fontsize\n";
329 @numbers_metr = map { $_ * $fontsize * $fontscale_num } @numbers_1_metr;
330 $gap_width = $gapratio * $fontsize * $nom_gap_1_metr[4];
331 $colgap_width = $gap_width * 2;
332 @texts_metr = map { $_ * $fontsize } @texts_1_metr;
333 @domain_metr = map { $_ * $fontsize } @domain_1_metr;
335 $core_size[0] = $numbers_metr[4] + $gap_width + $texts_metr[4];
337 $core_size[1] = $lineratio * $fontsize;
339 $domain_vsize = $lineratio * $fontsize;
341 return do_layout_recursive_search 0;
346 sub determine_size_layout () {
353 !defined $minsz ? 1 :
354 !defined $maxsz ? $minsz * 4 :
355 sqrt($minsz * $maxsz);
357 my $ok = do_layout $trysz;
359 if ($ok) { $minsz = $trysz; } else { $maxsz = $trysz; }
361 defined $minsz or die "cannot fit at even at ${trysz}pt\n";
363 if (defined $maxsz && ($maxsz / $minsz) < 1.001) {
369 $lp_y = do_layout $usesz or die;
372 print DEBUG Dumper($usesz, \@lp_values, \@numbers_metr,
373 \@texts_metr, $gap_width, $colgap_width, \@core_size,
374 \@item_size, \@eff_paper_size,
378 sub prf { printf @_ or die $!; }
380 sub write_output_tile ($) {
381 my ($tile_string_off) = @_;
384 for ($cnr[0]=0; $cnr[0]<2; $cnr[0]++) {
385 for ($cnr[1]=0; $cnr[1]<2; $cnr[1]++) {
386 foreach my $cnrc (qw(0 1)) {
388 prf "%s ", $cnr[$_] ? $paperpts[$_] : 0 foreach qw(0 1);
390 prf "%s ", ($cnrc!=$_ ? 0 : $cnr[$_] ? -1 : +1) * $borders[$_]
392 prf "rlineto stroke\n";
396 prf "%s ", $borders[$_] foreach qw(0 1);
398 if ($lp_y->{rotate_paper}) {
400 prf "0 %s translate\n", -$eff_paper_size[1];
402 my $rows = ceil($pertile / $lp_y->{0});
405 $cell_size[0] = ($eff_paper_size[0] + $colgap_width) / $lp_y->{0};
406 $cell_size[1] = ($eff_paper_size[1] +
407 (defined $domain_suffix ? -$domain_vsize : 0)
410 prf "/rightadjust { dup stringwidth pop neg 0 rmoveto } bind def\n";
412 foreach my $nums (qw(1 0)) {
413 prf("%s findfont %s scalefont setfont\n",
414 psstring($nums ? $fontname_num : $fontname),
415 ($nums ? $fontscale_num : 1.0) * $lp_y->{f});
416 prf "%s setlinewidth\n", $gap_width * 0.1;
417 print DEBUG "nums? $nums rows=$rows\n";
418 foreach my $col (0..$lp_y->{0}-1) {
419 my $col_lhs = $cell_size[0] * $col;
420 if ($col > 0 && $nums) {
421 prf "newpath %s ", $col_lhs - $colgap_width*0.5;
422 prf "%s moveto ", $eff_paper_size[1];
423 prf "0 %s rlineto ", -$cell_size[1] * $rows;
426 foreach my $row (0..$rows-1) {
427 my $se = $strings[$col*$rows + $row + $tile_string_off];
431 + ($nums ? $numbers_metr[4]
432 : $numbers_metr[4] + $gap_width);
433 prf "%s ", $eff_paper_size[1] - $cell_size[1] * $row
435 prf "moveto %s ", psstring($se->[!$nums]);
439 # prf " gsave 10 10 rlineto stroke grestore\n";
444 if (defined $domain_suffix) {
445 prf "%s 0 moveto", $eff_paper_size[0];
446 prf "%s ", psstring($domain_suffix);
447 prf "rightadjust show\n";
453 sub write_output () {
456 for ($tile[0]=0; $tile[0]<$tiles[0]; $tile[0]++) {
457 for ($tile[1]=0; $tile[1]<$tiles[1]; $tile[1]++) {
458 prf "%% tile @tile\n";
460 prf "%s ", $tile[$_] * $paperpts[$_] foreach qw(0 1);
462 write_output_tile($tile[0] * $pertile +
463 $tile[1] * $pertile * $tiles[0]);
471 determine_size_layout();