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|
#!/usr/bin/perl -wT
use strict;
use warnings;
use XML::Writer;
use open ':encoding(utf8)';
use utf8;
sub start_svg;
sub end_svg;
sub create_defs;
sub create_key;
sub parse_ref;
sub in2px;
sub css_builder;
sub create_keys;
sub round;
my $dpi = 90;
# a4 paper
my $height = in2px(8.268);
my $width = in2px(11.69);
my $keywidth = in2px(0.75);
my $keyheight = in2px(0.75);
my $labelwidth = in2px(0.5);
my $labelheight = in2px(0.55);
my $posx = 0;
my $posy = 0;
my $row = 0;
my %kp_mapping = ( # mapping for keypad, level 4
'Hom' => '⇱',
'KP↑' => '⇡',
'PgU' => '⇞',
'KP←' => '⇠',
'Beg' => '•',
'KP→' => '⇢',
'End' => '⇲',
'KP↓' => '⇣',
'PgD' => '⇟',
'Ins' => '⎀',
'Del' => '⌦',
'Ent' => '↲',
'vec' => ' ⃗'
);
my $writer = new XML::Writer(ENCODING => 'utf-8',
DATA_MODE => 1,
DATA_INDENT => 2);
start_svg;
create_defs;
create_keys(parse_ref);
end_svg;
exit;
# parse reference and return multi-array
sub parse_ref {
my @letters;
open REF, "../../A-REFERENZ-A/neo20.txt"
or die 'Error opening reference: '.$!;
while (<REF>) {
my @layer;
last if /^== Zeichenerläuterungen/;
# layout blocks
if(/Miniatur ===$/) {
while(<REF>) {
last if(/^$/); # empty line => end of current block
next if($_ !~ /^│/); # skip horizontal dividers
push @layer, split /│/;
}
push @letters, [ @layer ]; # push ref
}
}
close REF;
return @letters;
}
sub create_keys {
my @letters = @_;
#for (0..$#{$letters[0]}) { # letters
for (0..$#{$letters[0]}) { # letters
create_key
$letters[0][$_],
$letters[0][$_],
$letters[1][$_],
$letters[2][$_],
$letters[3][$_];
}
for (0..$#{$letters[7]}) { # numbers
create_key
$letters[7][$_],
$letters[7][$_],
$letters[8][$_],
$letters[9][$_],
$letters[10][$_];
}
}
sub css_builder {
my %props = @_;
my $css = '';
foreach (keys %props) {
$css .= "$_:${props{$_}};";
}
return $css;
}
sub in2px {
return ($_[0]||0) * $dpi;
}
sub start_svg {
$writer->xmlDecl('UTF-8');
$writer->doctype('svg', '-//W3C//DTD SVG 20001102//EN',
'http://www.w3.org/TR/2000/CR-SVG-20001102/DTD/svg-20001102.dtd');
$writer->startTag('svg', height => $height, width => $width,
'xmlns' => 'http://www.w3.org/2000/svg',
'xmlns:xlink' => 'http://www.w3.org/1999/xlink');
}
sub end_svg {
$writer->endTag('svg');
$writer->end();
}
# create the key template
sub create_defs {
$writer->startTag('defs');
# style information
$writer->dataElement('style', '
text.common {
font-family:Linux Biolinum O, Linux Biolinum;
font-style:normal;
font-variant:normal;
font-stretch:normal;
text-align:center;
text-anchor:middle;
stroke:none;
}
text.main {
/*font-weight:bold;*/
font-size:19px;
fill:#eeeeee;
stroke-width:4;
}
text.special {
font-size:16px;
stroke-width:3;
}
text.outline {
stroke:#111111;
stroke-linejoin:round;
}', type => 'text/css');
# boundary of keys
$writer->emptyTag('rect',
id => 'boundary',
width => $keywidth, height => $keyheight,
rx => 5,
style => css_builder(
fill => 'none',
stroke => '#eeeeee',
'stroke-width' => in2px(0.005)
));
# border for keys, actual key stickers
$writer->emptyTag('rect',
id => 'border',
width => $labelwidth, height => $labelheight,
rx => 10,
style => css_builder(
fill => '#333333',
stroke => '#eeeeee',
'stroke-width' => in2px(0.025)
));
$writer->endTag('defs');
}
# create a specific key (cloned from template)
# first parameter (0) is first level, and is only used for line breaks in the graphic
# param 1..4 are actual layers
sub create_key {
my @keys = @_;
$keys[0] = '' unless defined($keys[0]);
$keys[1] = '' unless defined($keys[1]);
s/\s//g for @keys; # remove any space
# map words to symbols for numblock
foreach (keys %kp_mapping) {
$keys[3] =~ s/\Q$_/\Q$kp_mapping{$_}/;
$keys[4] =~ s/\Q$_/\Q$kp_mapping{$_}/;
}
return if length($keys[0]) != 1;
$writer->startTag('g',
transform => "translate($posx,$posy)",
id => 'key_'.(join '', @keys));
$writer->emptyTag('use', 'xlink:href' => '#boundary');
$writer->startTag('g',
transform => 'translate('.(($keywidth-$labelwidth)/2.5).', 2)');
$writer->emptyTag('use', 'xlink:href' => '#border');
# add text+outlines to sticker
for(' outline', '') {
$writer->dataElement('text', $keys[1],
transform => 'translate(15,41)',
class => "common main$_")
# do not show e1, if it's the same letter as e2
# only use for latin letters
unless(#$keys[1] =~ /[a-züöäß]/ &&
$keys[1] =~ /\Q$keys[2]/i);
$writer->dataElement('text', $keys[2]||'',
transform => 'translate(15,19)',
class => "common main$_");
$writer->dataElement('text', $keys[3]||'',
transform => 'translate(32,18)',
class => "common special$_",
style => css_builder(fill => '#99dd66'));
$writer->dataElement('text', $keys[4]||'',
transform => 'translate(32,42)',
class => "common special$_",
style => css_builder(fill => '#6699dd',
'font-size' => '13px'));
# do not show e4 on keypad
#unless($row > 4 && $keys[0] =~ /\d/i);
}
$writer->endTag('g');
$writer->endTag('g');
$posx += $keywidth;
if($row < 3) {
if($keys[0] =~ /[`´y]/) { # split keyboard rows, dirty way
$posx = ++$row*$keywidth/2; # not really accurate, but works
$posy += $keyheight;
}
} elsif($keys[0] =~ /[-93+j]/) { # keypad
$posx = ++$row*0;
$posy += $keyheight;
}
}
sub round {
return int($_[0]+.5*($_[0]<=>0));
}
|
