/[omni_gantt]/db2gantt.cgi
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 1.10 by dpavlin, Fri Sep 13 16:54:44 2002 UTC revision 1.15 by dpavlin, Sat Sep 14 20:03:36 2002 UTC
# Line 11  use POSIX qw(strftime); Line 11  use POSIX qw(strftime);
11  my $debug = 0;  my $debug = 0;
12    
13  my $width = 600;        # width of bar  my $width = 600;        # width of bar
14  my $height = 12;        # height of bar  my $height = 19;        # height of bar
15  my $use_js = 1;         # use JavaScript pop-up  my $use_js = 1;         # use JavaScript pop-up
16    
17  # status colors  # status colors
# Line 75  if (param('pic')) { Line 75  if (param('pic')) {
75  }  }
76    
77  print "Content-type: text/html  print "Content-type: text/html
78    Cache-Control: max-age=60, must-revalidate
79    
80  <html>  <html>
81  <head>  <head>
82  <title>OmniBack Gantt: $from - $to</title>";  <title>OmniBack Gantt: $from - $to</title>
83    <meta HTTP-EQUIV=\"Refresh\" CONTENT=60>";
84  if ($use_js) {  if ($use_js) {
85  print '  print '
86  <script type="text/javascript" language="javascript" src="1k.js"></script>  <script type="text/javascript" language="javascript" src="1k.js"></script>
# Line 112  sub mknav { Line 114  sub mknav {
114          return "<a href=\"".$q->url(-relative=>1)."?from_t=${f}&to_t=${t}\">$ch</a>";          return "<a href=\"".$q->url(-relative=>1)."?from_t=${f}&to_t=${t}\">$ch</a>";
115  }  }
116    
117  print "<table>";  print "<table cellspacing=0 cellpadding=0>";
118  print "<tr bgcolor=#e0e0e0><td>Specification</td><td align=left>";  print "<tr bgcolor=#e0e0e0><td>Specification</td><td align=left>";
119  print mknav(($from_t-$int_t),$to_t,'<small>&lt;&lt;</small>'),$from;  print mknav(($from_t-$int_t),$to_t,'<small>&lt;&lt;</small>'),$from;
120  print mknav(($from_t+$int_t),$to_t,'<small>&gt;&gt;</small>') if ($from_t+$int_t < $to_t);  print mknav(($from_t+$int_t),$to_t,'<small>&gt;&gt;</small>') if ($from_t+$int_t < $to_t);
# Line 121  print mknav($from_t,($to_t-$int_t),'<sma Line 123  print mknav($from_t,($to_t-$int_t),'<sma
123  print $to,mknav($from_t,($to_t+$int_t),'<small>&gt;&gt;</small>'),"</td></tr>\n";  print $to,mknav($from_t,($to_t+$int_t),'<small>&gt;&gt;</small>'),"</td></tr>\n";
124    
125  # draw hour grid  # draw hour grid
126  print "<tr><td align=right><small>hour grid</small></td><td colspan=2>";  sub hour_grid {
127  my @c = ("255,255,128","255,192,128");          print "<tr><td align=right><small>hour grid</small></td><td colspan=2>";
128  my $hr=strftime("%H",localtime ($from_t));          my @c = ("255,255,128","255,192,128");
129  print color_bar(3600 - $from_t % 3600,$c[0],$hr++ % 24);          my $hr=strftime("%H",localtime ($from_t));
130  for (my $i=1; $i<int(($to_t-$from_t)/3600); $i++) {          sub hour_bar {
131          print color_bar(3600,$c[1],sprintf("%02d",$hr++ % 24));                  my ($t,$c,$hr) = @_;
132          push @c, shift @c;                  my $clock_hr = $hr % 24;
133                    my $alt = sprintf("%02d:00",$clock_hr);
134                    if ($clock_hr == 0) {
135                            my $pix_hr = int(1 / $width);
136                            print color_bar($pix_hr,"0,0,0",strftime("%Y-%m-%d", localtime($from_t + $hr*3600)));
137                            print color_bar($t-$pix_hr,$c,$alt);
138                    } else {
139                            print color_bar($t,$c,$alt);
140                    }
141            }
142            hour_bar(3600 - $from_t % 3600,$c[0],$hr++);
143            for (my $i=1; $i<int(($to_t-$from_t)/3600); $i++) {
144                    hour_bar(3600,$c[1],$hr++);
145                    push @c, shift @c;
146            }
147            hour_bar($from_t % 3600,$c[1],$hr);
148            print "</td></tr>\n";
149  }  }
 print color_bar($from_t % 3600,$c[1],$hr % 24);  
 print "</td></tr>\n";  
150    
151  my $fix_d = 0;  # used to fix graph len  hour_grid();
152    
153    my $fix_d = 0;  # used to fix graph len (in pixels)
154    my $fix_s = 0;  # used to collect round errors of size
155    
156  sub bar {  sub bar {
157          my $l = shift @_;          my $l = shift @_;
# Line 152  sub bar { Line 171  sub bar {
171  #               $col .= '240,240,240';  #               $col .= '240,240,240';
172                  $col .= '220,220,220';                  $col .= '220,220,220';
173          }          }
174          return color_bar($l,$col,$alt);          return color_bar($l,$col,$alt,$min_l);
175  }  }
176    
177  sub color_bar {  sub color_bar {
178          my $l = shift @_;                       # lenght of event utime          my $l = shift @_;                       # lenght of event utime
179          my $col = shift @_ || '240,240,240';    # default color (filler)          my $col = shift @_ || '240,240,240';    # default color (filler)
180          my $alt = shift @_ || undef;          my $alt = shift @_ || undef;
181            my $min_l = shift @_ || 1;
182    
183            my $size = $l / ($len_t / $width);
184            $fix_s += $size - int($size);
185            $size=int($size);
186            # add rounding error to size
187            if ($fix_s > 1) {
188                    my $i = $fix_s ; $i = int($i);
189                    $fix_s -= $i;
190                    $size += $i;
191            }
192    
193          my $size = int($l / ($len_t / $width));          if ($alt && $size < $min_l) {
         if ($size < $min_l) {  
194                  $fix_d += ($min_l - $size);                  $fix_d += ($min_l - $size);
195                  print STDERR "fix_d: $fix_d\n" if ($debug);                  print STDERR "fix_d: $fix_d\n" if ($debug);
196                  $size = $min_l;                  $size = $min_l;
# Line 213  while(my $row = $sth->fetchrow_hashref) Line 242  while(my $row = $sth->fetchrow_hashref)
242                  }                  }
243    
244                  print "</td></tr>\n" if ($curr_t != $from_t);                  print "</td></tr>\n" if ($curr_t != $from_t);
245                    ($fix_s,$fix_d) = (0,0); # init fix vars for bar
246                  print "<tr><td>", $row->{specification},"</td><td colspan=2>";                  print "<tr><td>", $row->{specification},"</td><td colspan=2>";
247    
248                  $curr_t = $from_t;      # init timeline                  $curr_t = $from_t;      # init timeline
# Line 220  while(my $row = $sth->fetchrow_hashref) Line 250  while(my $row = $sth->fetchrow_hashref)
250    
251          }          }
252    
253          my $start_t = m_round(str2time($row->{start}));          my $start_t = str2time($row->{start});
254          my $fin_t = m_round(str2time($row->{finish}));          my $fin_t = str2time($row->{finish});
255    
256          if ($start_t > $curr_t + 60) {          # Can I squeeze here 1 pixel of time (many seconds) ?
257            if ($start_t > $curr_t + ($len_t / $width)) {
258                  my $t = $start_t - $curr_t;                  my $t = $start_t - $curr_t;
259                  print STDERR "[middle filler $curr_t:$t]" if ($debug);                  print STDERR "[middle filler $curr_t:$t]" if ($debug);
260                  print bar($t);                  print bar($t);
261                  $curr_t = $start_t;                  $curr_t = $start_t;
262            } else {
263                    # prepend too few seconds to next event
264                    $start_t = $curr_t;
265          }          }
266    
267          my $len = $fin_t - $start_t;          my $len = $fin_t - $start_t;
# Line 276  if ($curr_t < $to_t ) { Line 310  if ($curr_t < $to_t ) {
310  undef $sth;  undef $sth;
311  $dbh->disconnect;  $dbh->disconnect;
312    
313  print "</td></tr>\n</table>";  print "</td></tr>\n";
314    hour_grid();
315    print "</table>";
316    
317    
318  # label and usage  # label and usage
# Line 292  foreach my $status (keys %count) { Line 328  foreach my $status (keys %count) {
328          # it will first evaluate bar sub (thus increasing number by one) and          # it will first evaluate bar sub (thus increasing number by one) and
329          # then display number (wrongly).          # then display number (wrongly).
330  }  }
331  print "</table>\n<p>Reload <a href=\"",$q->url(-relative=>1),"\">current</a>.</p></body></html>";  print "</table>\n<p>Reload <a href=\"",$q->url(-relative=>1),"\">current</a> or see <a href=\"db2gantt_help.html\">help</a>.</p></body></html>";
332    

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