# substr strings is twice as fast as splitting to an array
$row{table} = Encode::decode($row{set}, pack 'C*', $row{offset} .. $row{endpoint});
}
- $row{endpoint} -= $row{offset};
if ($row{set} eq 'cp437') {
- if ($row{offset} <= 0xED and $row{endpoint} >= 0xED - $row{offset}) {
+ if ($row{offset} <= 0xED and $row{endpoint} >= 0xED) {
# replace phi glyph
substr($row{table}, 0xED - $row{offset}, 1) = 'ϕ';
}
}
}
elsif ($row{set} eq 'symbol') {
- if ($row{offset} <= 0x60 and $row{endpoint} >= 0x60 - $row{offset}) {
+ if ($row{offset} <= 0x60 and $row{endpoint} >= 0x60) {
# replace radical extender by closest unicode equivalent
substr($row{table}, 0x60 - $row{offset}, 1) = '│';
}
- if ($row{offset} <= 0xBD and $row{endpoint} >= 0xFF - $row{offset}) {
+ if ($row{offset} <= 0xBD and $row{endpoint} >= 0xFF) {
substr($row{table}, 0xBD - $row{offset}, 2) = '⏐⎯'; # arrow extenders
substr($row{table}, 0xD2 - $row{offset}, 3) = '®©™'; # serif variants
substr($row{table}, 0xE0 - $row{offset}, 1) = '◊'; # replace lookalike, should match AdobeSymbol
}
}
+ $row{endpoint} -= $row{offset};
+
$visible->{ascii} = # assume common base
$visible->{ $row{set} } = 1;
}