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 = 'v2.00';
+our $VERSION = '2.08';
my @casedesc = (undef, qw/shift ctrl meta/, 'shift meta');
my @rowdesc = qw(numeric top home bottom);
# add first two cases of each row again with each char prepended by + (alt)
push @$_, 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 {
croak 'No key definitions specified' unless ref $self->{def} eq 'HASH';
$self->{map} ||= 'qwerty';
- my $parent = (caller)[0]; # calling module
- my $sign = do {
- no strict 'refs'; # temporarily allow variable references
- \%{ $parent.'::sign' }; # return %sign from parent
+ $self->{sign} ||= do {
+ require Shiar_Sheet::KeySigns;
+ Shiar_Sheet::KeySigns->VERSION(1.04);
+ \%Shiar_Sheet::KeySigns::sign;
};
- croak "%${parent}::sign not found" unless %$sign;
- $self->{sign} = $sign;
+
+ $self->{showkeys} = $PLP::Script::showkeys;
+ $self->{style } = $PLP::Script::style;
bless $self, $class;
}
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 $txt = $self->{key}->{$mode.$key};
- my ($desc, $mnem) = defined $txt ? @$txt : ();
+ my ($desc, $mnem);
if (not defined $flags) {
$flags = $key eq '^0' ? 'ni' : 'no';
}
- elsif (not ref $flags) { # alias
- $desc = $self->{sign}->{alias} . $flags;
- $flags = $self->keyunalias($flags) . ' alias';
+ 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;
}
- else {
- $flags = $flags->[0];
+ if (my $txt = $self->{key}->{$mode.$key}) {
+ ($desc, $mnem) = split /\n/, $self->escapedesc($txt);
}
-# $key = $keytrans{$key} if defined $keytrans{$key};
- my $keytxt = $self->{def}{$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 $key ne '^0';
- print qq{\t\t<li class="$flags"$onclick>$keytxt};
+ print qq{\t\t<td class="$flags"$onclick>$keytxt};
print "\n";
}
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} };
- for (my $row = 0; $row <= $#{ $keyrows{$self->{map}} }; $row++) {
- my $keyrow = $keyrows{$self->{map}}->[$row];
+ print '<table id="rows" class="keys">'."\n\n";
- print qq{<li class="row row$row"><ul>\n};
+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+/,
- 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;
for my $case (@caserows) {
my $keycase = $keyrow->[$case] or next;
@$keycase or next;
+ my @caseclass;
+ push @caseclass, 'mode', 'mode'.escapeclass($basemode) if $basemode ne '';
+ push @caseclass, 'lead' if defined $modekeys->{lead}; # leading command key shown
+ push @caseclass, $casedesc[$case] if defined $casedesc[$case];
- printf "\t<li%s>", $basemode ne '' && sprintf(
- ' class="%s"', 'mode mode' . escapeclass($basemode)
+ printf "\t<tr%s>", @caseclass > 0 && sprintf(
+ ' class="%s"', join ' ', @caseclass
);
- printf("<h3>%s<small>: %s</small></h3>\n", # XXX insert here to fix msie<=6
- $self->{mode}->{$mode} || "mode $basemode",
+ printf('<th>%s<small>: %s</small></th>', # XXX insert here to fix msie<=6
+ $self->escapedesc($self->{mode}->{$mode} || "mode $basemode"),
"$rowdesc[$row] row $casedesc[$case]"
- );
- my $caseclass = 'keys';
- $caseclass .= ' lead' if defined $modekeys->{lead}; # leading command key shown
- $caseclass .= " $casedesc[$case]" if defined $casedesc[$case];
- print qq{\t\t<ul class="$caseclass">\n};
+ ) unless $row < 0;
+ print "\n";
$self->print_key($mode, $_, $modekeys->{$_}) for @$keycase;
- print qq{\t\t</ul>\n};
+ print qq{\t\t</tr>\n};
} # case
} # submode
} # basemode
- print qq{\t</ul>\n};
+ print qq{\t</tbody>\n};
} # row
+
+ print "</table>\n";
+}
+
+sub print_legend {
+ my $self = shift;
+ my ($class, $flags) = @_;
+
+ say qq{\t\t<dl class="legend $class">};
+ printf("\t\t".'<dt class="%s">%s'."\n\t\t\t".'<dd>%s'."\n",
+ $_, map { $self->escapedesc($_) } @{ $self->{flag}->{$_} || ["($_)", '...'] }
+ ) for @$flags;
+ say "\t\t</dl>";
+}
+
+sub print_legends {
+ my $self = shift;
+ my ($input) = @_;
+
+ say "<hr/>\n";
+ say '<div class="help">';
+
+ say "\t", '<div class="left">';
+ my @groups = sort grep {/^g\d/} keys %{ $self->{flag} };
+ $self->print_legend('legend-types', \@groups);
+ say "\t</div>\n";
+
+ say "\t", '<div class="right">';
+ my @attr = sort grep {!/^g\d/} keys %{ $self->{flag} };
+ $self->print_legend('legend-options', \@attr);
+ say '';
+
+ say "\t\t", '<ul class="legend legend-set">';
+
+ say "\t\t<li>keyboard <strong>map</strong> is ",
+ ($input->{map} ? 'set to ' : ''), "<em>$self->{map}</em>";
+ say "\t\t<li><strong>keys</strong> are ",
+ "<em>", ($self->{showkeys} ? 'always shown' : 'hidden if unassigned'), "</em>",
+ (!defined $self->{showkeys} && ' by default');
+ say "\t\t<li>default <strong>style</strong> is ",
+ (defined $input->{style} && 'set to '), "<em>$self->{style}</em>";
+
+ say "\t\t</ul>";
+ say "\t</div>\n";
+ say "</div>\n";
}
1;
my $keys = Shiar_Sheet::Keyboard({
def => {
'lead' => {
- 'A' => 'a', # alias
- 'a' => ['classes'],
+ 'A' => '=a', # alias
+ 'a' => 'classes',
},
},
key => {