4 use List::Util qw( pairs pairmap sum );
12 my $U = 0; # optional unicode alternatives
15 'td { white-space: normal; word-spacing: 10em }',
16 # force line break between words
17 '.sample { word-spacing: 0 }',
18 '.sample svg { margin-right: 1ex; white-space: nowrap; display: inline-block }',
19 # larger space between letters
21 my $spacestyle = '.sample svg { margin-right: 0.5ex }'; # separate letters
24 '{ line-height: 1ex }',
25 'td:not(.sample) { vertical-align: top }',
26 '.sample { font-size: 80% }',
30 2,11,20,19,18,21,24,15,6,7,8,5,13, # red .. magenta, grey
31 1,10,9,12,3,4,0, 14,23,22,25,16,17,26, # dark, light hues
34 # Order to put similar sounds close to each other:
41 my @hueletters = ((26) x 27);
42 @hueletters[map { ord($_) - ord('a') } qw(
43 u a i x q g k d t b p m l w n j c z v r o e y h s f
48 my ($prefix, @dots) = $code =~ m/\A(-?)(\d)(\d)/ or return $code;
50 # unicode glyph alternative as DOMINO TILE HORIZONTAL-0a-0b
51 return $prefix . chr(0x1F031 + ($dots[0] * 7) + $dots[1]);
53 return $prefix . join(' ', map { '·' x $_ } @dots);
58 my ($prefix, @dots) = $code =~ m/\A(-?)(\d)(\d)/ or return $code;
59 # unicode glyph alternative as DOMINO TILE HORIZONTAL-0a-0b
60 return $prefix . chr(0x1F031 + ($dots[0] * 7) + $dots[1]);
65 my ($prefix, @dots) = $code =~ m/\A(-?)(\d)(\d)/ or return $code;
66 my ($w, $h) = (12, 9);
67 my @w = map { $w / ($_ || 1) } @dots;
69 '<svg height="20" viewBox="-.5 -.5 %s %s">'
70 . '<path d="%s" /></svg>',
71 $w + 1, $h + 1, join(' ',
72 "m0,$h l+$w[0],-$h" x $dots[0], # slashes
73 "m0,$h l-$w[1],-$h" x $dots[1], # backslashes
80 my ($prefix, $shape, $rotate) = $code =~ m/\A(-?)(\w)(\d?)/
88 T => 'm0,0h2.5h-1.5v1',
95 S 120 Z 0 J 240 L 30 T 300 O 60 I 180
96 v 45,50% i 165,50% o 165,0%
98 s/\z(?<!%)/,100%/ for values %col;
100 $code =~ /[Ii]$|T[23]|L3?$|S1|Z$|J1|v3?$/ ? 'gapl1' : (),
101 $code =~ /T$|L2|Z$/ ? 'gapr1' : (),
104 '<svg height="24" viewBox="-.5 -.5 %s 4"%s>'
105 . '<path d="%s" stroke="%s" fill="none"%s /></svg>',
106 $code eq 'I' ? 4 : $code =~ /T3|[LJO]$|[Iio]1/ ? 2 : 3,
107 @gaps ? qq( class="@gaps") : '',
108 $path{$shape}, "hsl($col{$shape},50%)", join('',
109 $rotate && sprintf(' transform="rotate(%s 1 1)"', $rotate * 90),
110 $prefix && ' style="opacity:.5"',
116 my $code = shift or return '';
118 return join '', pairmap {
119 ($a =~ tr/123/❘❙❚/r) . ($b =~ tr/321/ /dr)
120 } split //, $code if $U;
122 my @cols = split //, $code; # bar and space widths
123 my $width = sum(@cols);
125 '<svg width="%d" height="%d" viewBox="-.5 0 %d %d"><path d="%s"/></svg>',
126 $width * 2, 14, $width, 7, join(' ',
129 join('m1,-7', ('v7') x $_->[0]), # line per bar width
130 (map { sprintf 'm%d,-7', $_ + 1 } $_->[1] || ()), # space forward
138 my ($index, $hues, $opaque) = @_;
139 $index >= 0 or $index = 26;
140 my @lum = ($index % 3, $index / 3 % 3, $index / 9); # hue opacities (0..2)x3
141 my @lumf = $opaque ? ('hsl(%s,100%%,50%%)', 'hsl(%s,100%%,25%%)') :
142 ('hsl(%s,100%%,50%%)', 'hsla(%s,100%%,50%%,.5)');
144 '<svg width="16" height="16" viewBox="0 0 12 12">%s</svg>',
146 my $colf = $lumf[ $lum[$_] ];
147 !$colf ? () : sprintf('<circle cx="%d" cy="%d" r="%d" fill="%s"/>',
148 5 + $_, $_ == 1 ? 7 : 5, 5, sprintf($colf, $hues->[$_])
156 list => [qw{ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z }],
159 list => [qw{ a b c d e f g h i j k l m n o p q r s t u v w x y z }],
165 font-family: Suetterlin; /* R. G. Arens */
166 src: url("/suetterlin.ttf");
168 'td { font-family: Suetterlin }',
170 list => [qw{ a b c d e f g h i j k l m n o p q r ſ s t u v w x y z }],
173 name => 'Old Roman Cursive',
175 'svg path { stroke-linecap: round; stroke-linejoin: round }',
176 '.sample svg { margin-right: -10px }',
181 {<svg width="20" height="20" viewBox="0 0 12 20"><path d="$1"/></svg>}r
183 "m2,4 c1,2 8,9 8,9 M2,15 6,9",
184 "m2,4 c0,0 3,-2 4,1 1,2 0,9 3,9 1,-0 2,-1 2,-1 m-6,-2 c-5,4 -0,6 1,3",
185 "m4,7 4,-2 m-4,4 c0,0 -2,7 3,6",
186 "m3,2 c0,0 7,10 7,12 m-2,-4 c-5,2 -4,9 1,3",
187 "m3,10 4,0 m2,-7 c0,0 -7,1 -5,16",
188 "m4,11 5,-2 m-3,-4 7,-4 M0,18 c0,0 4,3 5,-3 2,-6 2,-10 2,-10",
189 "m3,6 7,-2 m-7,4 c-2,5 4,9 6,6 l1,3",
190 "m7,9 4,-0 m-8,0 c4,0 6,-1 5,6 M1,3 c2,-0 2,12 2,12",
193 "-m9,5 -5,4 4,4 m-4,-10 -1,13",
194 "m3,2 c0,0 -1,9 1,10 5,2 6,2 6,2",
195 "m0,16 3,-10 4,6 2,-5 5,4",
196 "m2,16 1,-9 5,8 2,-9",
197 "m5,8 c-2,0 -2,6 1,5 4,-2 1,-5 1,-5",
198 "m5,8 c0,0 -1,8 2,6 m-3,-7 5,3",
199 "m3,6 9,12 m-9,-11 c-4,1 -3,4 -3,4 0,0 2,2 6,-1",
200 "m0,6 c3,-1 3,-1 6,0 2,1 3,3 6,1 m-7,-1 -2,11",
201 "m13,3 c0,0 -5,2 -8,4 -2,3 -1,5 -2,9 -1,1 -4,2 -4,2",
202 "m2,7 8,0 m-4,1 c0,0 -1,8 3,5",
204 "m2,5 c0,0 3,5 6,3 3,-2 2,-3 2,-3",
206 "m3,19 c-1,-6 6,-17 6,-17 M1,8 c0,0 10,1 10,1",
207 "-m0,7 c2,-3 5,-2 5,1 l0,11 c0,0 -0,-4 -0,-10 -0,-4 4,-4 6,-3",
208 "-m3,6 c4,-1 3,3 3,3 -1,3 -2,5 -1,5 1,1 3,0 3,0",
212 name => 'Sutton <abbr title="American Sign Lanugage">ASL</abbr>',
213 style => $spacestyle,
215 # American manual alphabet in Sutton (U+1D800+) notation
216 map { !!$_ && pack 'W*', map { hex "1D$_" } unpack '(A3)*', $_ } qw{
217 8F7a9c 847a9c 86Da9c 801a9c 84Aa9c
218 8CEa9c 8F0 815aa2 892a9c 892a9c9A2aac
220 819a9c 876a9c 840a9caA1 8F0a9caA1 81Aa9c
221 903a9c 8FBa9c 815a9c 80Ea9c 887a9c
222 806a9c 89Aa9c 800a9c945aaa
227 name => 'Palm Graffiti',
230 font-family: Graffiti;
231 src: url("/graffiti.ttf");
233 'td { font-family: Graffiti }',
235 list => [qw{ a b c d e f g h i j k l m n o p q r s t u v w * y z }],
238 name => 'Unistrokes',
239 url => 'https://www.google.com/patents/US5596656', # by Xerox
240 style => 'svg path { stroke-linecap: round; stroke-linejoin: round }',
242 map { '<svg width="14" height="16" viewBox="-1 -1 8 10">'.$_.'</svg>' }
244 sprintf('<circle cx="%s" cy="%s" r="1"/>', m/\AM(\d+),(\d+)(.?)/) . # start point
245 (!!$3 && qq(<path d="$_"/>))
261 'M6,0 Q0,6 3,8 6,6 0,0',
262 'M0,0 Q4,8 6,4 4,0 0,8',
263 'M6,0 Q2,8 0,4 2,0 6,8',
270 'M0,0 Q6,6 3,8 0,6 6,0',
278 url => 'http://depts.washington.edu/ewrite/', # patented US7729542
279 style => 'svg path { stroke-linecap: round; stroke-linejoin: round }',
281 map { '<svg width="14" height="14" viewBox="-1 -1 10 10">'.$_.'</svg>' }
283 my @route = split //;
284 my @coords = map { $_ % 2 << 3, $_ >> 1 << 3 } @route; # x,y,
285 sprintf('<circle cx="%s" cy="%s" r="1"/><path d="M%s"/>',
286 @coords[0, 1], # start point
288 my $pos = join(',', @coords[$_*2, $_*2 + 1]);
289 $_ > 1 && $route[$_] == $route[$_ - 2] # curve back
290 ? 'Q4,4 '.$pos.'L' : $pos
294 # corners (0..3) clockwise from top-left in order
296 213 0232 1023 1323 103 102 10132 0213 02 132 02123 023 20313 2031
297 10231 0102 10131 201 1032 013 0231 021 02131 0312 0313 0123 01
302 name => '<abbr title="International Telegraph Alphabet">ITA</abbr>2',
303 style => [@wrapstyle, 'td { font-size: 50% }'],
304 list => [map { tr/01/○●/r =~ s/..\K/ /r } qw(
305 11000 10011 01110 10010 10000 10110 01011 00101 01100 11010 11110 01001 00111
306 00110 00011 01101 11101 01010 10100 00001 11100 01111 11001 10111 10101 10001
312 map { qq(<svg width="14" height="14" viewBox="-.5 -.5 7 7"><path d="$_"/></svg>) }
314 'M1,0 V4 A2,2 0,0,0 5,4',
315 'M5,0 A4.5,3 0,0,0 5,6',
316 'M1,0 A4.5,3 0,0,1 1,6',
318 'M1,6 V2 A2,2 0,0,1 5,2',
319 'M5,6 V2 A2,2 0,1,0 1,2',
320 'M1.5,3 A1.5,1.5 0,0,0 4.5,3 1.5,1.5 0,0,0 1.5,3 M3,1.5 A1,1.5 0,0,0 3,4.5',
322 'M5,0 V4 A2,2 0,0,1 1,4',
327 'M0,3 A3,3 0,0,0 6,3 3,3 0,0,0 0,3',
328 'M6,4 H2 A2,1 0,0,1 2,2',
329 'M0,4 H4 A2,1 0,0,0 4,2',
333 'M0,0 V3 A3,3 0,0,0 6,3 V0',
335 'M0,6 V3 A3,3 0,0,1 6,3 V6',
340 style => 'svg path { stroke-linecap: round; stroke-linejoin: round }',
343 list => [qw{ ⠁ ⠃ ⠉ ⠙ ⠑ ⠋ ⠛ ⠓ ⠊ ⠚ ⠅ ⠇ ⠍ ⠝ ⠕ ⠏ ⠟ ⠗ ⠎ ⠞ ⠥ ⠧ ⠺ ⠭ ⠽ ⠵ }],
346 name => '5-point Tactile',
348 map { '<svg width="9" height="12" viewBox="0 0 18 24">'.$_.'</svg>' }
350 join '', map { sprintf '<circle cx="%d" cy="%d" r="4"/>',
351 !$_ ? 9 : $_ & 1 ? 4 : 14,
352 !$_ ? 12 : $_ < 3 ? 4 : 20,
356 4 234 012 14 0 014 023 12
357 02 024 0134 23 013 03 01 123
358 0124 13 04 1 34 0123 134 0234
364 style => $spacestyle,
365 list => [map {tr/.-/‧‑/r} qw{
366 .- -... -.-. -.. . ..-. --. .... .. .--- -.- .-.. --
367 -. --- .--. --.- .-. ... - ..- ...- .-- -..- -.-- --..
373 list => [map { disptap($_) } qw{
374 11 12 13 14 15 21 22 23 > 24 25 31 32
375 33 34 35 41 42 43 44 45 51 52 53 54 55
381 list => [map { disptap($_) } qw{
382 11 12 13 14 21 22 23 20 > 31 -13 32 33
383 30 41 42 -13 43 40 10 51 52 53 50 -31 -40
385 altlist => [map { dispdash($_) } qw{
386 10 14 -13 12 20 23 22 21 30 -34 13 33 32
387 31 40 43 -13 42 41 11 50 -23 -50 -1341 -31 -41
391 name => 'Domino tiles',
393 # enlarge single tile height to span full vertical combinations
394 'td { font-size: 200%; line-height: .6; padding: 0 0 .3ex }',
396 list => [map { dispdomino($_) } qw{
397 10 11 20 21 22 30 31 32 33 40 41 42 43
398 44 50 51 52 53 54 55 60 61 62 63 64 65
403 'svg path { stroke-linecap: square }',
404 '.sample .gapl1 + .gapr1 { margin-left: -6.3px }',
406 name => 'Tetrominos',
407 list => [map { dispblock($_) } qw{
416 style => 'td { font-family: Symbola, "DejaVu Sans", serif, sans }',
418 map { chr(0x1F0A0 + $_), sprintf('<b>%s</b>', chr(0x1F0B0 + $_)) } # spades, hearts
419 1 .. 11, 13, 14 # A 2-10 J Q K
420 ), '', chr(0x1F0CF), chr(0x1F0DF) ],
423 name => 'Maritime flags',
424 style => $spacestyle,
426 # International Code of Signals, SVG fills
427 map { !!$_ && '<svg width="20" height="20" viewBox="0 0 30 30">'.s/\n?\t+//gr.'</svg>' }
429 <path fill="$C{blue}" d="M0,0 h30 l-7.5,15 7.5,15 h-30 z"/>
430 <path fill="white" d="M0,0 h15 v30 h-15"/>
432 <path fill="$C{red}" d="M0,0 h30 l-7.5,15 7.5,15 h-30 z"/>
434 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
435 <path fill="white" d="M0,6 h30 v18 h-30" />
436 <path fill="$C{red}" d="M0,12 h30 v6 h-30" />
438 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
439 <path fill="$C{blue}" d="M0,6 h30 v18 h-30"/>
441 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
442 <path fill="$C{blue}" d="M0,0 h30 v15 h-30"/>
444 <path fill="white" d="M0,0 h30v30 h-30z"/>
445 <path fill="$C{red}" d="M15,0 l15,15 -15,15 -15,-15"/>
447 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
448 <path fill="$C{yellow}" d="M 0,0 h5 v30 h-5"/>
449 <path fill="$C{yellow}" d="M10,0 h5 v30 h-5"/>
450 <path fill="$C{yellow}" d="M20,0 h5 v30 h-5"/>
452 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
453 <path fill="white" d="M0,0 h15 v30 h-15"/>
455 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
456 <circle fill="$C{black}" r="7.5" cx="15" cy="15"/>
458 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
459 <path fill="white" d="M0,10 h30 v10 h-30"/>
461 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
462 <path fill="$C{yellow}" d="M0,0 h15 v30 h-15"/>
464 <path fill="$C{black}" d="M0,0 h30v30 h-30z"/>
465 <path fill="$C{yellow}" d="M0,0 h15 v15 h-15 M15,15 h15 v15 h-15"/>
467 <path fill="white" d="M0,0 h30v30 h-30z"/>
468 <path fill="$C{blue}" d="M4,0h22l-11,11 M4,30h22l-11,-11
469 M0,4v22l11,-11 M30,4v22l-11,-11"/>
471 <path fill="white" d="M0,0 h30v30 h-30z"/>
472 <path fill="$C{blue}" d="
473 M0,0 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
474 m7.5,-15 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
475 m7.5,-30 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
476 m7.5,-15 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
479 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
480 <path fill="$C{red}" d="M0,0 h30 v30"/>
482 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
483 <path fill="white" d="M10,10 h10 v10 h-10"/>
485 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
487 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
488 <path fill="$C{yellow}" d="M12.5,0 v30 h5 v-30"/>
489 <path fill="$C{yellow}" d="M0,12.5 h30 v5 h-30"/>
491 <path fill="white" d="M0,0 h30v30 h-30z"/>
492 <path fill="$C{blue}" d="M10,10 h10 v10 h-10"/>
494 <path fill="white" d="M0,0 h30v30 h-30z"/>
495 <path fill="$C{red}" d="M0,0 h10 v30 h-10"/>
496 <path fill="$C{blue}" d="M20,0 h10 v30 h-10"/>
498 <path fill="white" d="M0,0 h30v30 h-30z"/>
499 <path fill="$C{red}" d="M0,0 h15 v15 h-15 M15,15 h15 v15 h-15"/>
501 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
502 <path fill="white" d="M4,0h22l-11,11 M4,30h22l-11,-11
503 M0,4v22l11,-11 M30,4v22l-11,-11"/>
505 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
506 <path fill="white" d="M5,5 h20 v20 h-20"/>
507 <path fill="$C{red}" d="M10,10 h10 v10 h-10"/>
509 <path fill="white" d="M0,0 h30v30 h-30z"/>
510 <path fill="$C{blue}" d="M12.5,0 v30 h5 v-30"/>
511 <path fill="$C{blue}" d="M0,12.5 h30 v5 h-30"/>
513 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
514 <path fill="$C{yellow}" d="M0,0h6l-6,6 M12,0h6l-18,18v-6
515 M24,0h6l-30,30v-6 M30,6v6l-18,18h-6 M30,18v6l-6,6h-6"/>
517 <path fill="$C{black}" d="M0,0 h30v30 h-30z"/>
518 <path fill="$C{blue}" d="M30,0 v31 l-15,-15"/>
519 <path fill="$C{yellow}" d="M0,0 h31 l-15,15"/>
520 <path fill="$C{red}" d="M0,30 h31 l-15,-15"/>
524 <path fill="$C{blue}" d="M0,5 30,15 0,25"/>
525 <path fill="$C{yellow}" d="M0,9 20,15 0,21"/>
527 <path fill="$C{blue}" d="M0,5 30,15 0,25"/>
528 <path fill="white" d="M15,10 30,15 15,20"/>
533 name => 'Flag semaphore',
537 s/[1-4]\K(?=[4-9])/ /; # prevent unwanted vertical crossing
539 s{(\S)(?=.)}{<span style="position:absolute">$1</span>};
543 1 2 3 4 5 6 7 21 31 46 14 51 16 17 23
544 24 25 26 27 34 35 47 56 57 36 67
549 name => 'Chappe semaphore',
552 my ($r, $pr, $pl) = split //, $_;
553 /^\D$/ ? $_ : sprintf(
555 '<svg width="16" height="20" viewBox="0 0 10 15">',
556 '<path d="M5,6 v7"/>',
557 '<path d="M0,%s h10 %s" transform="rotate(%d 5 6)"/>',
560 ['6', '3v3', '9v-3']->[$pl],
561 [ '', 'v3', 'v-3']->[$pr],
565 # 360° rotation (0-7) and position state (0-2) of left and right bars
567 021 121 221 321 421 521 621 721
568 > 022 122 222 322 011 111 211 311
569 001 101 201 301 401 501 601 701 020
574 name => 'Prussian semaphore',
576 map { /^\D+$/ ? $_ : sprintf
578 '<svg width="10" height="20" viewBox="0 0 8 18">',
579 '<path d="M4,1 v18"/>',
581 qq(<path d="M0 $_ h4" transform="rotate(%d 4 $_)"/>),
582 qq(<path d="M4 $_ h4" transform="rotate(-%d 4 $_)"/>),
586 map { ($_ - 2) * 45 % 360 } split //, $_
588 # rotation state (0-3) for left and right bar of 3 rows
590 003000 000200 203300 000030 033030 000130 000330 032330 > 031330
591 022020 130120 001320 233010 030210 022310 203001 233001
592 131001 231301 000202 023302 230003 032003 201003 101003
598 list => [map { dispbar($_) } qw(
599 2111121121 1121121121 2121121111 1111221121 2111221111 1121221111
600 1111122121 2111122111 1121122111 1111222111 2111111221 1121111221
601 2121111211 1111211221 2111211211 1121211211 1111112221 2111112211
602 1121112211 1111212211 2211111121 1221111121 2221111111 1211211121
603 2211211111 1221211111 1221112111 0 1211212111
608 list => [map { dispbar($_) } qw(
609 211113 211212 211311 221112 221211 231111 112113 112212 112311 122112
610 132111 111123 111222 111321 121122 131121 212112 212211 211122 211221
611 221121 222111 112122 112221 122121 123111 311211 0 111141
616 list => [map { dispbar($_) } qw(
617 111323 131123 131321 112313 132113 132311 211313 231113 231311 112133
618 112331 132131 113123 113321 133121 313121 211331 231131 213113 213311
619 213131 311123 311321 331121 312113 312311 212222 0 211412 23311120
623 name => '<abbr title="Royal Mail 4-State Customer Code">RM4SCC</abbr>',
627 !$len ? '' : sprintf(
628 '<svg width="%d" height="20" viewBox="0 0 %d 6">'
629 . '<path d="M1%s"/></svg>',
632 map { sprintf ',%dv%dm0,-%d',
633 ($_ & 1 ? 0 : 2), 2 + ($_ & 2) + ($_ & 1) * 2,
634 ($_ & 1 ? 0 : 2) + 2 + ($_ & 2) + ($_ & 1) * 2,
641 0132 0312 0330 2112 2130 2310
642 1023 1203 1221 3003 3021 3201
643 1032 1212 1230 3012 3030 3210
644 1122 1302 1320 3102 3120 3300
653 'svg { isolation: isolate }',
654 'svg circle { mix-blend-mode: screen }',
655 '.sample { background: black }',
658 map { disphues($_, [0, 240, 120], 1) } # Red, Blue, Green
659 @hueorder[23..25,20..22, 12, 6..11,0..5, 16..18, 13..15, 19, 26],
665 'svg { isolation: isolate }', # mix on white
666 'svg circle { mix-blend-mode: multiply }',
667 '.sample { background: white }',
670 map { disphues($_, [180, 60, 300]) } # Cyan, Yellow, Magenta
671 # @hueorder[13..18, 19, 0..11, 20..25, 12, 26],
678 'svg { border: 1px solid currentColor }',
679 '.sample svg + svg { border-left: 0 }',
689 'M0,0 8,8 M0,8 8,0', # cross
700 '<svg width="16" height="16" viewBox="0 0 8 8"><path d="%s"/></svg>',
701 $h->[$_ % 5] . $v->[$_ / 5] || $v->[6],
708 'svg path { stroke-linecap: square }',
709 '.sample svg { margin-right: 0.1em }',
713 qq(<svg width="12" height="12" viewBox="-.5 -.5 7 7">$_</svg>)
717 s/^H/mX,0/ or s/^V/m0,X/ or s/^/m0,0/;
719 s/(?:v|,[^0]).*?v\K/-/;
720 s/(?:h|m[^0]).*?h\K/-/;
722 m/v/ or s/h([^h]*)/l$1,3/g;
723 my $dot = s/\.// && qq(<circle cx="3" cy="3" r="1"/>);
724 qq(<path d="$_"/>$dot)
727 Hvh vhv vh hvh vhvh Hhvh hv Vvhv Hhv
728 Hvh. vhv. vh. hvh. vhvh. Hhvh. hv. Vvhv. Hhv.
736 'svg path { stroke-linecap: round; stroke-linejoin: round }',
738 background: rgba(0,0,0, .1);
744 map { s/M[\d,\hM]+(?=[M"])//gr } # clean up superfluous moves
746 '<svg width="14" height="14" viewBox="-.5 -.5 5 5">'
747 . '<path d="M0,0%s %s4,0 %s4,4 %s0,4 %s0,0"/></svg>',
748 'h.5v.5h-.5v-.5', # start anchor
749 map { ['M', 'h0M', 'L']->[$_] }
752 # draw style (0=empty, 1=dot, 2=line connect) to right, down, left, up
754 0010 0112 2022 2220 2000 2012 0122 0202 0020 0220 0012 0022 2202
755 0222 2222 0102 0200 2201 2002 2200 0100 0110 0120 2001 2010 2020
761 title => 'Colour Alphabet by Paul Green-Armytage (2010)',
763 #'.sample { word-break: break-all }',
764 '.sample { background: white }',
768 sprintf('<span%s>%s</span>',
769 !!$_ && sprintf(' style="background:#%s" title="%s"', split /:/),
770 chr(8195) . (!$_ && chr(8203)) # em space (plus zwsp for spaces)
774 F0A3FF:Amethyst 0075DC:Blue 993F00:Caramel 4C005C:Damson
775 191919:Ebony 005C31:Forest 2BCE48:Green FFCC99:Honeydew
776 808080:Iron 94FFB5:Jade 8F7C00:Khaki 9DCC00:Lime
777 C20088:Mallow 003380:Navy FFA405:Orpiment FFA8BB:Pink
778 426600:Quagmire FF0010:Red 5EF1F2:Sky 00998F:Turquoise
779 E0FF66:Uranium 740AFF:Violet 990000:Wine FFFF80:Xanthin
780 FFFF00:Yellow FF5005:Zinnia 0