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minimum and maximum values in red and green
author
Mischa POSLAWSKY
<perl@shiar.org>
Wed, 4 Sep 2019 14:10:29 +0000
(16:10 +0200)
committer
Mischa POSLAWSKY
<perl@shiar.org>
Thu, 5 Sep 2019 03:11:33 +0000
(
05:11
+0200)
graph
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diff --git
a/graph
b/graph
index cce0d3cd4d2bedfcd57e10c792023e8d10ba90d3..36614cd7f8088263375395e1dcfa902ad4a49daa 100755
(executable)
--- a/
graph
+++ b/
graph
@@
-8,16
+8,20
@@
my $width = $ENV{COLUMNS} || 80;
my @lines = readline;
chomp for @lines;
my @values = map { s/^\h*([0-9]*)// and $1 } @lines;
my @lines = readline;
chomp for @lines;
my @values = map { s/^\h*([0-9]*)// and $1 } @lines;
-my
$maxval = max
@values;
-my $lenval = 1 + int log($
maxval
) / log 10; # max string length
+my
@order = sort { $b <=> $a }
@values;
+my $lenval = 1 + int log($
order[0]
) / log 10; # max string length
my $len = 1 + max map { length } @lines; # left padding
my $len = 1 + max map { length } @lines; # left padding
-my $size = ($width - $lenval - $len) / $
maxval
; # bar multiplication
+my $size = ($width - $lenval - $len) / $
order[0]
; # bar multiplication
for my $nr (0 .. $#lines) {
my $val = $values[$nr];
for my $nr (0 .. $#lines) {
my $val = $values[$nr];
- printf "\e[90m";
+ my $color =
+ $val == $order[0] ? 32 : # max
+ $val == $order[-1] ? 31 : # min
+ 90;
+ printf "\e[%sm", $color if $color;
printf "%*s", $lenval, $val;
printf "%*s", $lenval, $val;
- print "\e[0m";
+ print "\e[0m"
if $color
;
printf '%-*s', $len, $lines[$nr];
say '-' x ($val * $size);
}
printf '%-*s', $len, $lines[$nr];
say '-' x ($val * $size);
}