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 }',
169 'td:hover::first-letter { text-transform: uppercase }',
171 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 }],
174 name => 'Old Roman Cursive',
176 'svg path { stroke-linecap: round; stroke-linejoin: round }',
177 '.sample svg { margin-right: -10px }',
182 {<svg width="20" height="20" viewBox="0 0 12 20"><path d="$1"/></svg>}r
184 "m2,4 c1,2 8,9 8,9 M2,15 6,9",
185 "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",
186 "m4,7 4,-2 m-4,4 c0,0 -2,7 3,6",
187 "m3,2 c0,0 7,10 7,12 m-2,-4 c-5,2 -4,9 1,3",
188 "m3,10 4,0 m2,-7 c0,0 -7,1 -5,16",
189 "m4,11 5,-2 m-3,-4 7,-4 M0,18 c0,0 4,3 5,-3 2,-6 2,-10 2,-10",
190 "m3,6 7,-2 m-7,4 c-2,5 4,9 6,6 l1,3",
191 "m7,9 4,-0 m-8,0 c4,0 6,-1 5,6 M1,3 c2,-0 2,12 2,12",
194 "-m9,5 -5,4 4,4 m-4,-10 -1,13",
195 "m3,2 c0,0 -1,9 1,10 5,2 6,2 6,2",
196 "m0,16 3,-10 4,6 2,-5 5,4",
197 "m2,16 1,-9 5,8 2,-9",
198 "m5,8 c-2,0 -2,6 1,5 4,-2 1,-5 1,-5",
199 "m5,8 c0,0 -1,8 2,6 m-3,-7 5,3",
200 "m3,6 9,12 m-9,-11 c-4,1 -3,4 -3,4 0,0 2,2 6,-1",
201 "m0,6 c3,-1 3,-1 6,0 2,1 3,3 6,1 m-7,-1 -2,11",
202 "m13,3 c0,0 -5,2 -8,4 -2,3 -1,5 -2,9 -1,1 -4,2 -4,2",
203 "m2,7 8,0 m-4,1 c0,0 -1,8 3,5",
205 "m2,5 c0,0 3,5 6,3 3,-2 2,-3 2,-3",
207 "m3,19 c-1,-6 6,-17 6,-17 M1,8 c0,0 10,1 10,1",
208 "-m0,7 c2,-3 5,-2 5,1 l0,11 c0,0 -0,-4 -0,-10 -0,-4 4,-4 6,-3",
209 "-m3,6 c4,-1 3,3 3,3 -1,3 -2,5 -1,5 1,1 3,0 3,0",
213 name => 'Sutton <abbr title="American Sign Lanugage">ASL</abbr>',
214 style => $spacestyle,
216 # American manual alphabet in Sutton (U+1D800+) notation
217 map { !!$_ && pack 'W*', map { hex "1D$_" } unpack '(A3)*', $_ } qw{
218 8F7a9c 847a9c 86Da9c 801a9c 84Aa9c
219 8CEa9c 8F0 815aa2 892a9c 892a9c9A2aac
221 819a9c 876a9c 840a9caA1 8F0a9caA1 81Aa9c
222 903a9c 8FBa9c 815a9c 80Ea9c 887a9c
223 806a9c 89Aa9c 800a9c945aaa
228 name => 'Palm Graffiti',
231 font-family: Graffiti;
232 src: url("/graffiti.ttf");
234 'td { font-family: Graffiti }',
236 list => [qw{ a b c d e f g h i j k l m n o p q r s t u v w * y z }],
239 name => 'Unistrokes',
240 url => 'https://www.google.com/patents/US5596656', # by Xerox
241 style => 'svg path { stroke-linecap: round; stroke-linejoin: round }',
243 map { '<svg width="14" height="16" viewBox="-1 -1 8 10">'.$_.'</svg>' }
245 my ($x, $y, $next) = m/\AM(\d+),(\d+)(.)?/;
246 sprintf('<circle cx="%s" cy="%s" r="1"/>', $x, $y) . # start point
247 (defined $next && qq(<path d="$_"/>))
263 'M6,0 Q0,6 3,8 6,6 0,0',
264 'M0,0 Q4,8 6,4 4,0 0,8',
265 'M6,0 Q2,8 0,4 2,0 6,8',
272 'M0,0 Q6,6 3,8 0,6 6,0',
280 url => 'http://depts.washington.edu/ewrite/', # patented US7729542
281 style => 'svg path { stroke-linecap: round; stroke-linejoin: round }',
283 map { '<svg width="14" height="14" viewBox="-1 -1 10 10">'.$_.'</svg>' }
285 my @route = split //;
286 my @coords = map { $_ % 2 << 3, $_ >> 1 << 3 } @route; # x,y,
287 sprintf('<circle cx="%s" cy="%s" r="1"/><path d="M%s"/>',
288 @coords[0, 1], # start point
290 my $pos = join(',', @coords[$_*2, $_*2 + 1]);
291 $_ > 1 && $route[$_] == $route[$_ - 2] # curve back
292 ? 'Q4,4 '.$pos.'L' : $pos
296 # corners (0..3) clockwise from top-left in order
298 213 0232 1023 1323 103 102 10132 0213 02 132 02123 023 20313 2031
299 10231 0102 10131 201 1032 013 0231 021 02131 0312 0313 0123 01
304 name => '<abbr title="International Telegraph Alphabet">ITA</abbr>2',
305 style => [@wrapstyle, 'td { font-size: 50% }'],
306 list => [map { tr/01/○●/r =~ s/..\K/ /r } qw(
307 11000 10011 01110 10010 10000 10110 01011 00101 01100 11010 11110 01001 00111
308 00110 00011 01101 11101 01010 10100 00001 11100 01111 11001 10111 10101 10001
314 map { qq(<svg width="14" height="14" viewBox="-.5 -.5 7 7"><path d="$_"/></svg>) }
316 'M1,0 V4 A2,2 0,0,0 5,4',
317 'M5,0 A4.5,3 0,0,0 5,6',
318 'M1,0 A4.5,3 0,0,1 1,6',
320 'M1,6 V2 A2,2 0,0,1 5,2',
321 'M5,6 V2 A2,2 0,1,0 1,2',
322 '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',
324 'M5,0 V4 A2,2 0,0,1 1,4',
329 'M0,3 A3,3 0,0,0 6,3 3,3 0,0,0 0,3',
330 'M6,4 H2 A2,1 0,0,1 2,2',
331 'M0,4 H4 A2,1 0,0,0 4,2',
335 'M0,0 V3 A3,3 0,0,0 6,3 V0',
337 'M0,6 V3 A3,3 0,0,1 6,3 V6',
342 style => 'svg path { stroke-linecap: round; stroke-linejoin: round }',
345 list => [qw{ ⠁ ⠃ ⠉ ⠙ ⠑ ⠋ ⠛ ⠓ ⠊ ⠚ ⠅ ⠇ ⠍ ⠝ ⠕ ⠏ ⠟ ⠗ ⠎ ⠞ ⠥ ⠧ ⠺ ⠭ ⠽ ⠵ }],
348 name => '5-point Tactile',
350 map { '<svg width="9" height="12" viewBox="0 0 18 24">'.$_.'</svg>' }
352 join '', map { sprintf '<circle cx="%d" cy="%d" r="4"/>',
353 !$_ ? 9 : $_ & 1 ? 4 : 14,
354 !$_ ? 12 : $_ < 3 ? 4 : 20,
358 4 234 012 14 0 014 023 12
359 02 024 0134 23 013 03 01 123
360 0124 13 04 1 34 0123 134 0234
366 style => $spacestyle,
367 list => [map {tr/.-/‧‑/r} qw{
368 .- -... -.-. -.. . ..-. --. .... .. .--- -.- .-.. --
369 -. --- .--. --.- .-. ... - ..- ...- .-- -..- -.-- --..
375 list => [map { disptap($_) } qw{
376 11 12 13 14 15 21 22 23 > 24 25 31 32
377 33 34 35 41 42 43 44 45 51 52 53 54 55
383 list => [map { disptap($_) } qw{
384 11 12 13 14 21 22 23 20 > 31 -13 32 33
385 30 41 42 -13 43 40 10 51 52 53 50 -31 -40
387 altlist => [map { dispdash($_) } qw{
388 10 14 -13 12 20 23 22 21 30 -34 13 33 32
389 31 40 43 -13 42 41 11 50 -23 -50 -1341 -31 -41
393 name => 'Domino tiles',
395 # enlarge single tile height to span full vertical combinations
396 'td { font-size: 200%; line-height: .6; padding: 0 0 .3ex }',
398 list => [map { dispdomino($_) } qw{
399 10 11 20 21 22 30 31 32 33 40 41 42 43
400 44 50 51 52 53 54 55 60 61 62 63 64 65
405 'svg path { stroke-linecap: square }',
406 '.sample .gapl1 + .gapr1 { margin-left: -6.3px }',
408 name => 'Tetrominos',
409 list => [map { dispblock($_) } qw{
418 style => 'td { font-family: Symbola, "DejaVu Sans", serif, sans }',
420 map { chr(0x1F0A0 + $_), sprintf('<b>%s</b>', chr(0x1F0B0 + $_)) } # spades, hearts
421 1 .. 11, 13, 14 # A 2-10 J Q K
422 ), '', chr(0x1F0CF), chr(0x1F0DF) ],
425 name => 'Maritime flags',
426 style => $spacestyle,
428 # International Code of Signals, SVG fills
429 map { !!$_ && '<svg width="20" height="20" viewBox="0 0 30 30">'.s/\n?\t+//gr.'</svg>' }
431 <path fill="$C{blue}" d="M0,0 h30 l-7.5,15 7.5,15 h-30 z"/>
432 <path fill="white" d="M0,0 h15 v30 h-15"/>
434 <path fill="$C{red}" d="M0,0 h30 l-7.5,15 7.5,15 h-30 z"/>
436 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
437 <path fill="white" d="M0,6 h30 v18 h-30" />
438 <path fill="$C{red}" d="M0,12 h30 v6 h-30" />
440 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
441 <path fill="$C{blue}" d="M0,6 h30 v18 h-30"/>
443 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
444 <path fill="$C{blue}" d="M0,0 h30 v15 h-30"/>
446 <path fill="white" d="M0,0 h30v30 h-30z"/>
447 <path fill="$C{red}" d="M15,0 l15,15 -15,15 -15,-15"/>
449 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
450 <path fill="$C{yellow}" d="M 0,0 h5 v30 h-5"/>
451 <path fill="$C{yellow}" d="M10,0 h5 v30 h-5"/>
452 <path fill="$C{yellow}" d="M20,0 h5 v30 h-5"/>
454 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
455 <path fill="white" d="M0,0 h15 v30 h-15"/>
457 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
458 <circle fill="$C{black}" r="7.5" cx="15" cy="15"/>
460 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
461 <path fill="white" d="M0,10 h30 v10 h-30"/>
463 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
464 <path fill="$C{yellow}" d="M0,0 h15 v30 h-15"/>
466 <path fill="$C{black}" d="M0,0 h30v30 h-30z"/>
467 <path fill="$C{yellow}" d="M0,0 h15 v15 h-15 M15,15 h15 v15 h-15"/>
469 <path fill="white" d="M0,0 h30v30 h-30z"/>
470 <path fill="$C{blue}" d="M4,0h22l-11,11 M4,30h22l-11,-11
471 M0,4v22l11,-11 M30,4v22l-11,-11"/>
473 <path fill="white" d="M0,0 h30v30 h-30z"/>
474 <path fill="$C{blue}" d="
475 M0,0 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
476 m7.5,-15 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
477 m7.5,-30 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
478 m7.5,-15 h7.5v7.5h-7.5 m0,7.5h7.5v7.5h-7.5
481 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
482 <path fill="$C{red}" d="M0,0 h30 v30"/>
484 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
485 <path fill="white" d="M10,10 h10 v10 h-10"/>
487 <path fill="$C{yellow}" d="M0,0 h30v30 h-30z"/>
489 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
490 <path fill="$C{yellow}" d="M12.5,0 v30 h5 v-30"/>
491 <path fill="$C{yellow}" d="M0,12.5 h30 v5 h-30"/>
493 <path fill="white" d="M0,0 h30v30 h-30z"/>
494 <path fill="$C{blue}" d="M10,10 h10 v10 h-10"/>
496 <path fill="white" d="M0,0 h30v30 h-30z"/>
497 <path fill="$C{red}" d="M0,0 h10 v30 h-10"/>
498 <path fill="$C{blue}" d="M20,0 h10 v30 h-10"/>
500 <path fill="white" d="M0,0 h30v30 h-30z"/>
501 <path fill="$C{red}" d="M0,0 h15 v15 h-15 M15,15 h15 v15 h-15"/>
503 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
504 <path fill="white" d="M4,0h22l-11,11 M4,30h22l-11,-11
505 M0,4v22l11,-11 M30,4v22l-11,-11"/>
507 <path fill="$C{blue}" d="M0,0 h30v30 h-30z"/>
508 <path fill="white" d="M5,5 h20 v20 h-20"/>
509 <path fill="$C{red}" d="M10,10 h10 v10 h-10"/>
511 <path fill="white" d="M0,0 h30v30 h-30z"/>
512 <path fill="$C{blue}" d="M12.5,0 v30 h5 v-30"/>
513 <path fill="$C{blue}" d="M0,12.5 h30 v5 h-30"/>
515 <path fill="$C{red}" d="M0,0 h30v30 h-30z"/>
516 <path fill="$C{yellow}" d="M0,0h6l-6,6 M12,0h6l-18,18v-6
517 M24,0h6l-30,30v-6 M30,6v6l-18,18h-6 M30,18v6l-6,6h-6"/>
519 <path fill="$C{black}" d="M0,0 h30v30 h-30z"/>
520 <path fill="$C{blue}" d="M30,0 v31 l-15,-15"/>
521 <path fill="$C{yellow}" d="M0,0 h31 l-15,15"/>
522 <path fill="$C{red}" d="M0,30 h31 l-15,-15"/>
526 <path fill="$C{blue}" d="M0,5 30,15 0,25"/>
527 <path fill="$C{yellow}" d="M0,9 20,15 0,21"/>
529 <path fill="$C{blue}" d="M0,5 30,15 0,25"/>
530 <path fill="white" d="M15,10 30,15 15,20"/>
535 name => 'Flag semaphore',
539 s/[1-4]\K(?=[4-9])/ /; # prevent unwanted vertical crossing
541 s{(\S)(?=.)}{<span style="position:absolute">$1</span>};
545 1 2 3 4 5 6 7 21 31 46 14 51 16 17 23
546 24 25 26 27 34 35 47 56 57 36 67
551 name => 'Chappe semaphore',
554 my ($r, $pr, $pl) = split //, $_;
555 /^\D$/ ? $_ : sprintf(
557 '<svg width="16" height="20" viewBox="0 0 10 15">',
558 '<path d="M5,6 v7"/>',
559 '<path d="M0,%s h10 %s" transform="rotate(%d 5 6)"/>',
562 ['6', '3v3', '9v-3']->[$pl],
563 [ '', 'v3', 'v-3']->[$pr],
567 # 360° rotation (0-7) and position state (0-2) of left and right bars
569 021 121 221 321 421 521 621 721
570 > 022 122 222 322 011 111 211 311
571 001 101 201 301 401 501 601 701 020
576 name => 'Prussian semaphore',
578 map { /^\D+$/ ? $_ : sprintf
580 '<svg width="10" height="20" viewBox="0 0 8 18">',
581 '<path d="M4,1 v18"/>',
583 qq(<path d="M0 $_ h4" transform="rotate(%d 4 $_)"/>),
584 qq(<path d="M4 $_ h4" transform="rotate(-%d 4 $_)"/>),
588 map { ($_ - 2) * 45 % 360 } split //, $_
590 # rotation state (0-3) for left and right bar of 3 rows
592 003000 000200 203300 000030 033030 000130 000330 032330 > 031330
593 022020 130120 001320 233010 030210 022310 203001 233001
594 131001 231301 000202 023302 230003 032003 201003 101003
600 list => [map { dispbar($_) } qw(
601 2111121121 1121121121 2121121111 1111221121 2111221111 1121221111
602 1111122121 2111122111 1121122111 1111222111 2111111221 1121111221
603 2121111211 1111211221 2111211211 1121211211 1111112221 2111112211
604 1121112211 1111212211 2211111121 1221111121 2221111111 1211211121
605 2211211111 1221211111 1221112111 0 1211212111
610 list => [map { dispbar($_) } qw(
611 211113 211212 211311 221112 221211 231111 112113 112212 112311 122112
612 132111 111123 111222 111321 121122 131121 212112 212211 211122 211221
613 221121 222111 112122 112221 122121 123111 311211 0 111141
618 list => [map { dispbar($_) } qw(
619 111323 131123 131321 112313 132113 132311 211313 231113 231311 112133
620 112331 132131 113123 113321 133121 313121 211331 231131 213113 213311
621 213131 311123 311321 331121 312113 312311 212222 0 211412 23311120
625 name => '<abbr title="Royal Mail 4-State Customer Code">RM4SCC</abbr>',
629 !$len ? '' : sprintf(
630 '<svg width="%d" height="20" viewBox="0 0 %d 6">'
631 . '<path d="M1%s"/></svg>',
634 map { sprintf ',%dv%dm0,-%d',
635 ($_ & 1 ? 0 : 2), 2 + ($_ & 2) + ($_ & 1) * 2,
636 ($_ & 1 ? 0 : 2) + 2 + ($_ & 2) + ($_ & 1) * 2,
643 0132 0312 0330 2112 2130 2310
644 1023 1203 1221 3003 3021 3201
645 1032 1212 1230 3012 3030 3210
646 1122 1302 1320 3102 3120 3300
655 'svg { isolation: isolate }',
656 'svg circle { mix-blend-mode: screen }',
657 '.sample { background: black }',
660 map { disphues($_, [0, 240, 120], 1) } # Red, Blue, Green
661 @hueorder[23..25,20..22, 12, 6..11,0..5, 16..18, 13..15, 19, 26],
667 'svg { isolation: isolate }', # mix on white
668 'svg circle { mix-blend-mode: multiply }',
669 '.sample { background: white }',
672 map { disphues($_, [180, 60, 300]) } # Cyan, Yellow, Magenta
673 # @hueorder[13..18, 19, 0..11, 20..25, 12, 26],
680 'svg { border: 1px solid currentColor }',
681 '.sample svg + svg { border-left: 0 }',
691 'M0,0 8,8 M0,8 8,0', # cross
702 '<svg width="16" height="16" viewBox="0 0 8 8"><path d="%s"/></svg>',
703 $h->[$_ % 5] . $v->[$_ / 5] || $v->[6],
710 'svg path { stroke-linecap: square }',
711 '.sample svg { margin-right: 0.1em }',
715 qq(<svg width="12" height="12" viewBox="-.5 -.5 7 7">$_</svg>)
719 s/^H/mX,0/ or s/^V/m0,X/ or s/^/m0,0/;
721 s/(?:v|,[^0]).*?v\K/-/;
722 s/(?:h|m[^0]).*?h\K/-/;
724 m/v/ or s/h([^h]*)/l$1,3/g;
725 my $dot = s/\.// && qq(<circle cx="3" cy="3" r="1"/>);
726 qq(<path d="$_"/>$dot)
729 Hvh vhv vh hvh vhvh Hhvh hv Vvhv Hhv
730 Hvh. vhv. vh. hvh. vhvh. Hhvh. hv. Vvhv. Hhv.
738 'svg path { stroke-linecap: round; stroke-linejoin: round }',
740 background: rgba(0,0,0, .1);
746 map { s/M[\d,\hM]+(?=[M"])//gr } # clean up superfluous moves
748 '<svg width="14" height="14" viewBox="-.5 -.5 5 5">'
749 . '<path d="M0,0%s %s4,0 %s4,4 %s0,4 %s0,0"/></svg>',
750 'h.5v.5h-.5v-.5', # start anchor
751 map { ['M', 'h0M', 'L']->[$_] }
754 # draw style (0=empty, 1=dot, 2=line connect) to right, down, left, up
756 0010 0112 2022 2220 2000 2012 0122 0202 0020 0220 0012 0022 2202
757 0222 2222 0102 0200 2201 2002 2200 0100 0110 0120 2001 2010 2020
763 title => 'Colour Alphabet by Paul Green-Armytage (2010)',
765 #'.sample { word-break: break-all }',
766 '.sample { background: white }',
770 sprintf('<span%s>%s</span>',
771 !!$_ && sprintf(' style="background:#%s" title="%s"', split /:/),
772 chr(8195) . (!$_ && chr(8203)) # em space (plus zwsp for spaces)
776 F0A3FF:Amethyst 0075DC:Blue 993F00:Caramel 4C005C:Damson
777 191919:Ebony 005C31:Forest 2BCE48:Green FFCC99:Honeydew
778 808080:Iron 94FFB5:Jade 8F7C00:Khaki 9DCC00:Lime
779 C20088:Mallow 003380:Navy FFA405:Orpiment FFA8BB:Pink
780 426600:Quagmire FF0010:Red 5EF1F2:Sky 00998F:Turquoise
781 E0FF66:Uranium 740AFF:Violet 990000:Wine FFFF80:Xanthin
782 FFFF00:Yellow FF5005:Zinnia 0