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switch to 3 month grid if graph spans more than 3 years.

This commit is contained in:
hjp 2012-10-07 17:52:20 +00:00
parent 81ddb6bcba
commit 5028818f22
1 changed files with 25 additions and 1 deletions
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26
quotacheck/quotagraph
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@ -82,7 +82,31 @@ print CTL "set grid\n";
my $firsttime = ($data[0])->[0];
my $lasttime = ($data[$#data])->[0];
if ($lasttime - $firsttime > 3 * 30 * 24 * 3600) {
if ($lasttime - $firsttime > 3 * 365 * 24 * 3600) {
my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($firsttime);
$sec = $min = $hour = 0;
$mday = 1;
$mon = int($mon/3) * 3;
$firsttime = timelocal($sec,$min,$hour,$mday,$mon,$year);
print CTL "set xtics rotate (";
my $comma = 0;
my $time;
for (;;) {
$time = timelocal($sec,$min,$hour,$mday,$mon,$year);
if ($comma) {
print CTL ", ";
} else {
$comma = 1;
}
printf CTL qq|"%04d-%02d-%02d" %d|, $year+1900, $mon+1, $mday, $time;
if (($mon += 3) >= 12) {
$mon = 0; $year++;
}
if ($time > $lasttime) {last}
}
$lasttime = $time;
print CTL ")\n";
} elsif ($lasttime - $firsttime > 3 * 30 * 24 * 3600) {
my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime($firsttime);
$sec = $min = $hour = 0;
$mday = 1;