--- db2gantt.cgi 2002/09/13 13:55:27 1.6
+++ db2gantt.cgi 2002/09/14 20:03:36 1.15
@@ -5,12 +5,13 @@
use Data::Dumper;
use Date::Parse;
use CGI qw/:standard/;
+use CGI::Carp qw(fatalsToBrowser);
use POSIX qw(strftime);
my $debug = 0;
my $width = 600; # width of bar
-my $height = 12; # height of bar
+my $height = 19; # height of bar
my $use_js = 1; # use JavaScript pop-up
# status colors
@@ -25,6 +26,7 @@
'Completed/Errors' => '255,128,0',
'Completed/Failure' => '128,0,128',
'Mount Request' => '128,128,255',
+ 'Mount/Errors' => '255,64,128',
);
my $int_t = (12 * 60 * 60); # interval to display on one screen
@@ -34,14 +36,21 @@
# time range
+$int_t = m_round($int_t);
+
my ($from_t,$to_t) = (time()-$int_t,time());
$to_t = param('to_t') if (param('to_t'));
$from_t = param('from_t') if (param('from_t'));
# round to nearest minute
-$to_t = $to_t - ($to_t % 60);
-$from_t = $from_t - ($from_t % 60) + 60;
+sub m_round {
+ my $t = shift @_;
+ return ($t - ($t % 60));
+}
+
+$to_t = m_round($to_t);
+$from_t = m_round($from_t);
my $to=strftime("%Y-%m-%d %H:%M",localtime ($to_t));
my $from=strftime("%Y-%m-%d %H:%M",localtime ($from_t));
@@ -66,10 +75,12 @@
}
print "Content-type: text/html
+Cache-Control: max-age=60, must-revalidate
-OmniBack Gantt: $from - $to";
+OmniBack Gantt: $from - $to
+";
if ($use_js) {
print '
@@ -103,7 +114,7 @@
return "url(-relative=>1)."?from_t=${f}&to_t=${t}\">$ch";
}
-print "";
+print "";
print "Specification | ";
print mknav(($from_t-$int_t),$to_t,'<<'),$from;
print mknav(($from_t+$int_t),$to_t,'>>') if ($from_t+$int_t < $to_t);
@@ -111,36 +122,89 @@
print mknav($from_t,($to_t-$int_t),'<<') if ($to_t-$int_t > $from_t);
print $to,mknav($from_t,($to_t+$int_t),'>>')," |
\n";
-my $fix_d = 0; # used to fix graph len
+# draw hour grid
+sub hour_grid {
+ print "hour grid | ";
+ my @c = ("255,255,128","255,192,128");
+ my $hr=strftime("%H",localtime ($from_t));
+ sub hour_bar {
+ my ($t,$c,$hr) = @_;
+ my $clock_hr = $hr % 24;
+ my $alt = sprintf("%02d:00",$clock_hr);
+ if ($clock_hr == 0) {
+ my $pix_hr = int(1 / $width);
+ print color_bar($pix_hr,"0,0,0",strftime("%Y-%m-%d", localtime($from_t + $hr*3600)));
+ print color_bar($t-$pix_hr,$c,$alt);
+ } else {
+ print color_bar($t,$c,$alt);
+ }
+ }
+ hour_bar(3600 - $from_t % 3600,$c[0],$hr++);
+ for (my $i=1; $i |
\n";
+}
+
+hour_grid();
+
+my $fix_d = 0; # used to fix graph len (in pixels)
+my $fix_s = 0; # used to collect round errors of size
sub bar {
- my $l = shift @_; # lenght of event utime
- my $status = shift @_ || undef; # what to draw
+ my $l = shift @_;
+ my $status = shift @_;
+ my $alt = shift @_;
+
+ my $col;
+
+ if ($status) {
+ if ($cols{$status}) {
+ $col .= $cols{$status};
+ } else {
+ $col .= "0,0,0"; # unknown status, black
+ }
+ $count{$status}++;
+ } else {
+# $col .= '240,240,240';
+ $col .= '220,220,220';
+ }
+ return color_bar($l,$col,$alt,$min_l);
+}
+
+sub color_bar {
+ my $l = shift @_; # lenght of event utime
+ my $col = shift @_ || '240,240,240'; # default color (filler)
my $alt = shift @_ || undef;
+ my $min_l = shift @_ || 1;
+
+ my $size = $l / ($len_t / $width);
+ $fix_s += $size - int($size);
+ $size=int($size);
+ # add rounding error to size
+ if ($fix_s > 1) {
+ my $i = $fix_s ; $i = int($i);
+ $fix_s -= $i;
+ $size += $i;
+ }
- my $size = int($l / ($len_t / $width));
- if ($size < $min_l) {
+ if ($alt && $size < $min_l) {
+ $fix_d += ($min_l - $size);
+ print STDERR "fix_d: $fix_d\n" if ($debug);
$size = $min_l;
- $fix_d += $min_l;
}
if ($fix_d && $size > $fix_d+$min_l) {
$size -= $fix_d;
$fix_d = 0;
+ print STDERR "fix_d: $fix_d\n" if ($debug);
}
- print STDERR "bar[$status] len:$l s scale:",($len_t/$width)," size:$size px
alt:$alt\n" if ($debug);
+ print STDERR "bar[$col] len:$l s scale:",($len_t/$width)," size:$size px
alt:$alt\n" if ($debug);
- my $html = "url(-relative=>1)."?pic=";
+ my $html = "url(-relative=>1)."?pic=$col\" width=\"$size\" height=\"$height\"";
- if ($status) {
- $html .= $cols{$status};
- $count{$status}++;
- } else {
-# $html .= '240,240,240';
- $html .= '220,220,220';
- }
-
- $html .= "\" width=\"$size\" height=\"$height\"";
if ($use_js && $alt) {
$html .= " onmouseover=\"T('$alt')\" onmouseout=\"T()\"";
} elsif ($alt) {
@@ -178,6 +242,7 @@
}
print "\n" if ($curr_t != $from_t);
+ ($fix_s,$fix_d) = (0,0); # init fix vars for bar
print "", $row->{specification}," | ";
$curr_t = $from_t; # init timeline
@@ -188,11 +253,15 @@
my $start_t = str2time($row->{start});
my $fin_t = str2time($row->{finish});
- if ($start_t > $curr_t) {
+ # Can I squeeze here 1 pixel of time (many seconds) ?
+ if ($start_t > $curr_t + ($len_t / $width)) {
my $t = $start_t - $curr_t;
print STDERR "[middle filler $curr_t:$t]" if ($debug);
print bar($t);
$curr_t = $start_t;
+ } else {
+ # prepend too few seconds to next event
+ $start_t = $curr_t;
}
my $len = $fin_t - $start_t;
@@ -241,7 +310,9 @@
undef $sth;
$dbh->disconnect;
-print " |
\n
";
+print "\n";
+hour_grid();
+print "
";
# label and usage
@@ -251,9 +322,11 @@
print "status | # | color |
\n";
foreach my $status (keys %count) {
#foreach my $status (keys %cols) {
- print "$status | ",$count{$status}-1," | ",bar($count{$status},$status)," |
\n" if ($status ne "");
- # -1 in line above is a cludge to display correct number on
- # occurences on graph and without one on legend!
+ print "$status | ",$count{$status}*1," | ",bar($count{$status},$status)," |
\n" if ($status ne "");
+ # *1 in line above is a cludge to display correct number on
+ # occurences on graph and without one on legend! If you remove * op
+ # it will first evaluate bar sub (thus increasing number by one) and
+ # then display number (wrongly).
}
-print "
\n";
+print "\nReload url(-relative=>1),"\">current or see help.