package Shiar_Sheet::Keyboard;
+use 5.010;
use strict;
use warnings;
no warnings 'uninitialized'; # save some useless checks for more legible code
use Carp;
-our $VERSION = 'v2.03';
+our $VERSION = '2.10';
my @casedesc = (undef, qw/shift ctrl meta/, 'shift meta');
my @rowdesc = qw(numeric top home bottom);
# add first two cases of each row again with each char prepended by + (alt)
push @$_, map { [map {"+$_"} @$_] } @$_[0,1] for map {@$_} values %keyrows;
-my %keytrans = qw(
- ^@ NUL ^a SOH ^b STX ^c ETX ^d EOT ^e ENQ ^f ACK ^g BEL
- ^h BS ^i tab ^j LF ^k VT ^l FF ^m CR ^n SO ^o SI
- ^p DLE ^q DC1 ^r DC2 ^s DC3 ^t DC4 ^u NAK ^v SYN ^w ETB
- ^x CAN ^y EM ^z SUB ^[ ESC ^\ FS ^] GS ^^ RS ^_ US
- ^? DEL
+my %keytrans = (
+ '^h' => "\x{232B}", # BS
+ '^i' => "\x{21E5}", # TAB
+ '^m' => "\x{21B5}", # CR
+ '^?' => "\x{2326}", # DEL
+ '^[' => "\x{238B}", # ESC
);
sub new {
$self->{sign} ||= do {
require Shiar_Sheet::KeySigns;
- Shiar_Sheet::KeySigns->VERSION(1.03);
+ Shiar_Sheet::KeySigns->VERSION(1.04);
\%Shiar_Sheet::KeySigns::sign;
};
+ $self->{showkeys} = $PLP::Script::showkeys;
+ $self->{style } = $PLP::Script::style;
+
bless $self, $class;
}
s/\+/_m/g;
s/\[/_sbo/g;
s/\]/_sbc/g;
+ s/\\/_b/g;
s/^$/_/;
return $_;
}
return $_;
}
+sub escapedesc {
+ my $self = shift;
+ local $_ = shift;
+ s{ (< ([^>]*) >) }{ $self->{sign}->{$2} // $1 }xeg;
+ return $_;
+}
+
sub keyunalias {
my $self = shift;
my ($key, $ancestry) = @_;
my $keyinfo = $self->{def}->{$mode}->{$key};
return unless defined $keyinfo;
- return $keyinfo->[0] if ref $keyinfo;
+ $keyinfo =~ s/^=// or return $keyinfo;
return '' if $ancestry->{$key}++; # endless loop failsafe
return $self->keyunalias($keyinfo, $ancestry);
}
+sub print_letter {
+ my $self = shift;
+ my ($key, $mode) = @_;
+
+ return if $key eq '^0';
+ return 'Esc' if $key eq "\e";
+ return $keytrans{$key} if defined $keytrans{$key};
+ my $html = $self->{def}{$mode}{lead} . escapehtml($key);
+ $html =~ s{\^(?=.)}{<small>^</small>}; # element around ctrl-identifier
+ $html =~ s{\+(?=.)}{<small>+</small>}; # meta
+ return $html;
+}
+
sub print_key {
my $self = shift;
my ($mode, $key, $flags) = @_;
+ my ($desc, $mnem);
if (not defined $flags) {
- $flags = [$key eq '^0' ? 'ni' : 'no'];
+ $flags = $key eq '^0' ? 'ni' : 'no';
}
- elsif (not ref $flags) { # alias
- my $desc = $self->{sign}->{alias};
- $desc .= $flags eq "\e" ? 'esc' : $flags;
- $flags = [$self->keyunalias($flags) . ' alias', $desc];
+ elsif ($flags =~ s/^=(\S+)\s?//) { # alias
+ my $ref = $1;
+ $desc = $self->{sign}->{alias} . ($ref eq "\e" ? 'esc' : $ref);
+ $flags = join ' ', $self->keyunalias($ref), 'alias', $flags;
}
- my ($flags, $desc, $mnem) = @{$flags};
if (my $txt = $self->{key}->{$mode.$key}) {
- ($desc, $mnem) = split /\n/, $txt;
+ ($desc, $mnem) = split /\n/, $self->escapedesc($txt);
}
-# $key = $keytrans{$key} if defined $keytrans{$key};
- my $keytxt = $key eq "\e" ? 'Esc' : $self->{def}{$mode}{lead} . escapehtml($key) if $key ne '^0';
- $keytxt .= $self->{sign}->{$1} while $flags =~ s/(?:^| )(arg[a-ln-z]?)\b//; # arguments
+ my $keytxt = $self->print_letter($key, $mode);
$keytxt .= "<small>$self->{sign}->{motion}</small>" if $flags =~ s/ ?\bargm\b//; # motion argument
- $keytxt =~ s{\^(?=.)}{<small>^</small>}; # element around ctrl-identifier
- $keytxt =~ s{\+(?=.)}{<small>+</small>}; # meta
+ $keytxt .= $self->{sign}->{$1} while $flags =~ s/(?:^| )(arg[a-ln-z]?)\b//; # arguments
my $keyhint = defined($mnem) && qq{ title="$mnem"};
$keytxt = "<b$keyhint>$keytxt</b>";
$keytxt .= ' '.$desc if defined $desc;
' onclick="setmode(%s)"',
$1 eq '' ? '' : sprintf(q{'mode%s'}, escapeclass($1))
);
+ $flags =~ s/\bx\w+/ext/;
+ $flags =~ s/\bv\d+/new/;
$flags .= ' chr'.ord(substr $key, -1) if $key ne '^0';
print qq{\t\t<td class="$flags"$onclick>$keytxt};
sub print_rows {
my $self = shift;
+ my ($rowsspec, $defrows) = @_;
+ $defrows ||= [2, 1, 0];
my %moderows = (
- -DEFAULT => !@_ ? '' : split(/(?:\s*([^=\s]*)=\s*)/, shift),
+ -DEFAULT => defined $rowsspec && $rowsspec ne '' &&
+ split(/\s* ([^=\s]*) = \s*/x, $rowsspec),
# plus specific mode overrides prefixed by '='
);
- my $defrows = shift || [2, 1, 0];
my @modes = sort keys %{ $self->{def} };
- print '<table id="rows" class="keys">'."\n\n";
+ printf '<table id="rows" class="%s">'."\n\n", $self->{tableclass} // 'keys';
+print_row:
for (my $row = -1; $row <= $#{ $keyrows{$self->{map}} }; $row++) {
my $keyrow = $row < 0 ? [["\e"]] : $keyrows{$self->{map}}->[$row];
+# grep {
+# defined $self->{def}->{''}->{$_} or defined $self->{def}->{g}->{$_}
+# } map { @{$_} } @{$keyrow} or next;
+
printf qq{<tbody class="row row%d">\n}, $row+1;
for my $basemode (@modes) {
my @moderows = split /\s+/,
- $row < 0 ? "0" :
- defined $moderows{$basemode} ? $moderows{$basemode} : $moderows{-DEFAULT};
+ $row < 0 ? '1' : # top row (esc key) always unshifted
+ $moderows{$basemode} // $moderows{-DEFAULT};
for my $submode (@moderows ? @moderows : '') {
my $mode = $basemode . $submode;
- my @caserows = $mode =~ s/(\d+)(?:-(\d+))?$//
- ? (map {$_ - 1} split //, $row == 0 && $2 || $1) # user override
+ my @caserows = $mode =~ s/(\d+)(?:-(\d*))?$//
+ ? (map {$_ - 1} split //, $row == 0 ? $2 // $1 : $1) # user override
: @$defrows; # default
my $modekeys = $self->{def}{$mode};
' class="%s"', join ' ', @caseclass
);
printf('<th>%s<small>: %s</small></th>', # XXX insert here to fix msie<=6
- $self->{mode}->{$mode} || "mode $basemode",
+ $self->escapedesc($self->{mode}->{$mode} || "mode $basemode"),
"$rowdesc[$row] row $casedesc[$case]"
) unless $row < 0;
print "\n";
my $self = shift;
my ($class, $flags) = @_;
- print qq{\t\t<dl class="legend $class">\n};
- printf("\t\t".'<dt class="%s">%s'."\n\t\t\t".'<dd>%s'."\n",
- $_, @{ $self->{flag}->{$_} || ["($_)", '...'] }
+ say qq{\t\t<dl class="legend $class">};
+ printf("\t\t".'<dt class="%s">%s'."\n\t\t\t".'<dd>%s</dd>'."\n",
+ $_, map { $self->escapedesc($_) } @{ $self->{flag}->{$_} || ["($_)", '...'] }
) for @$flags;
- print "\t\t</dl>";
+ say "\t\t</dl>";
}
1;
my $keys = Shiar_Sheet::Keyboard({
def => {
'lead' => {
- 'A' => 'a', # alias
- 'a' => ['classes'],
+ 'A' => '=a', # alias
+ 'a' => 'classes',
},
},
key => {
=head1 DESCRIPTION
-Used by http://sheet.shiar.nl to display keyboard sheets.
+Used by https://sheet.shiar.nl to display keyboard sheets.
Assumes specific stylesheets and javascript from this site,
so probably not of much use elsewhere.
git.shiar.nl / sheet.git / blobdiff