$opt{'graph-format'} = substr $_[1], 0, 1;
},
'spark:s' => sub {
- $opt{spark} = [split //, $_[1] || '▁▂▃▄▅▆▇█'];
+ $opt{spark} = [split //, $_[1] || ' ▁▂▃▄▅▆▇█'];
},
- 'palette:s' => sub {
- $opt{palette} = [ split /\s/, $_[1] ];
+ 'palette=s' => sub {
+ $opt{palette} = {
+ fire => [qw( 90 31 91 33 93 97 96 )],
+ fire88 => [map {"38;5;$_"} qw(
+ 80 32 48 64 68 72 76 77 78 79 47
+ )],
+ fire256=> [map {"38;5;$_"} qw(
+ 235 52 88 124 160 196
+ 202 208 214 220 226 227 228 229 230 231 159
+ )],
+ ramp88 => [map {"38;5;$_"} qw(
+ 64 65 66 67 51 35 39 23 22 26 25 28
+ )],
+ whites => [qw( 1;30 0;37 1;37 )],
+ greys => [map {"38;5;$_"} 52, 235..255, 47],
+ }->{$_[1]} // [ split /[^0-9;]/, $_[1] ];
},
'stat|s!',
'signal-stat=s',
},
) or exit 64; # EX_USAGE
-$opt{width} ||= $ENV{COLUMNS} || 80;
+$opt{width} ||= $ENV{COLUMNS} || qx(tput cols) || 80;
$opt{color} //= -t *STDOUT; # enable on tty
$opt{'graph-format'} //= '-';
$opt{trim} *= $opt{width} / 100 if $opt{trimpct};
while ($nr <= $#lines) {
$nr >= $opt{hidemax} and last if defined $opt{hidemax};
my $val = $values[$nr];
+ my $rel = length $val && ($val - $minval) / ($maxval - $minval);
if ($opt{spark}) {
- print $opt{spark}->[ ($val - $minval) / $maxval * $#{$opt{spark}} ];
+ print $opt{spark}->[
+ !$val ? 0 : # blank
+ $val == $order[0] ? -1 : # max
+ $val == $order[-1] ? 1 : # min
+ $#{$opt{spark}} < 3 ? 1 :
+ $rel * ($#{$opt{spark}} - 3) + 2.5
+ ];
next;
}
my $color = !$opt{palette} ? undef :
$val == $order[0] ? $opt{palette}->[-1] : # max
$val == $order[-1] ? $opt{palette}->[0] : # min
- $opt{palette}->[1] // $opt{palette}->[0];
+ $opt{palette}->[ $rel * ($#{$opt{palette}} - 1) + 1 ];
$val = $opt{units} ? sival($val) : sprintf "%*s", $lenval, $val;
color($color) for $val;
}
continue {
$nr++;
}
-say '' if $opt{spark};
+say $opt{palette} ? color(0) : '' if $opt{spark};
}
to the largest value encountered.
These options can be set to customize this range.
-=item --palette=<color>...
+=item --palette=(<preset> | <color>...)
Override colors of parsed numbers.
Can be any CSI escape, such as I<90> for default dark grey,