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Diff for /loncom/xml/lonplot.pm between versions 1.64 and 1.71

version 1.64, 2002/04/09 18:01:09 version 1.71, 2002/04/25 17:40:50
Line 104  my $onoff_test     = sub {$_[0]=~/^(on|o Line 104  my $onoff_test     = sub {$_[0]=~/^(on|o
 my $key_pos_test   = sub {$_[0]=~/^(top|bottom|right|left|outside|below| )+$/};  my $key_pos_test   = sub {$_[0]=~/^(top|bottom|right|left|outside|below| )+$/};
 my $sml_test       = sub {$_[0]=~/^(small|medium|large)$/};  my $sml_test       = sub {$_[0]=~/^(small|medium|large)$/};
 my $linestyle_test = sub {exists($linestyles{$_[0]})};  my $linestyle_test = sub {exists($linestyles{$_[0]})};
 my $words_test     = sub {$_[0]=~s/\s+/ /g;$_[0]=~/^([\w\(\)]+ ?)+$/};  my $words_test     = sub {$_[0]=~s/\s+/ /g;$_[0]=~/^([\w~!\@\#\$\%^&\*\(\)-=_\+\[\]\{\}:\;\'<>,\.\/\?\\]+ ?)+$/};
   
 ###################################################################  ###################################################################
 ##                                                               ##  ##                                                               ##
Line 156  my %gnuplot_defaults = Line 156  my %gnuplot_defaults =
  size        => '40'   size        => '40'
  },   },
      height       => {       height       => {
  default     => 200,   default     => 300,
  test        => $int_test,   test        => $int_test,
  description => 'height of image (pixels)',   description => 'height of image (pixels)',
       edit_type   => 'entry',        edit_type   => 'entry',
  size        => '10'   size        => '10'
  },   },
      width        => {       width        => {
  default     => 200,   default     => 400,
  test        => $int_test,   test        => $int_test,
  description => 'width of image (pixels)',   description => 'width of image (pixels)',
  edit_type   => 'entry',   edit_type   => 'entry',
Line 190  my %gnuplot_defaults = Line 190  my %gnuplot_defaults =
  edit_type   => 'onoff'   edit_type   => 'onoff'
  },   },
      grid         => {       grid         => {
  default     => 'off',   default     => 'on',
  test        => $onoff_test,    test        => $onoff_test, 
  description => 'Display grid',   description => 'Display grid',
  edit_type   => 'onoff'   edit_type   => 'onoff'
Line 209  my %gnuplot_defaults = Line 209  my %gnuplot_defaults =
  choices     => ['small','medium','large']   choices     => ['small','medium','large']
  },   },
      align        => {       align        => {
  default     => 'left',   default     => 'center',
  test        => sub {$_[0]=~/^(left|right|center)$/},   test        => sub {$_[0]=~/^(left|right|center)$/},
  description => 'alignment for image in html',   description => 'alignment for image in html',
  edit_type   => 'choice',   edit_type   => 'choice',
Line 306  my %tic_defaults = Line 306  my %tic_defaults =
  },   },
      );       );
   
   my @axis_edit_order = ('color','xmin','xmax','ymin','ymax');
 my %axis_defaults =   my %axis_defaults = 
     (      (
      color   => {       color   => {
Line 483  sub end_gnuplot { Line 484  sub end_gnuplot {
  ## Determine filename   ## Determine filename
  my $tmpdir = '/home/httpd/perl/tmp/';   my $tmpdir = '/home/httpd/perl/tmp/';
  my $filename = $ENV{'user.name'}.'_'.$ENV{'user.domain'}.   my $filename = $ENV{'user.name'}.'_'.$ENV{'user.domain'}.
     '_'.time.'_'.$$.$randnumber.'_plot.data';      '_'.time.'_'.$$.$randnumber.'_plot';
  ## Write the plot description to the file   ## Write the plot description to the file
  &write_gnuplot_file($tmpdir,$filename,$target);   &write_gnuplot_file($tmpdir,$filename,$target);
  $filename = &Apache::lonnet::escape($filename);   $filename = &Apache::lonnet::escape($filename);
  ## return image tag for the plot   ## return image tag for the plot
  if ($target eq 'web') {   if ($target eq 'web') {
     $result .= <<"ENDIMAGE";      $result .= <<"ENDIMAGE";
 <img src    = "/cgi-bin/plot.gif?file=$filename&output=gif"   <img src    = "/cgi-bin/plot.gif?file=$filename.data&output=gif" 
      width  = "$plot{'width'}"       width  = "$plot{'width'}"
      height = "$plot{'height'}"       height = "$plot{'height'}"
      align  = "$plot{'align'}"       align  = "$plot{'align'}"
      alt    = "$plot{'alttag'}" />       alt    = "$plot{'alttag'}" />
 ENDIMAGE  ENDIMAGE
         } elsif ($target eq 'tex') {          } elsif ($target eq 'tex') {
     &Apache::lonnet::ssi('cgi-bin/plot.gif?file=$filename'.      &Apache::lonnet::ssi("/cgi-bin/plot.gif?file=$filename.data&output=eps");
  '&output=eps');      $result = '\\\\ \graphicspath{/home/httpd/perl/tmp/}\fbox{\includegraphics[width=9.0 cm]{'.&Apache::lonnet::unescape($filename).'.eps}} \\\\';
     $result = "$filename.eps";  
  }   }
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result.=&Apache::edit::tag_end($target,$token);   $result.=&Apache::edit::tag_end($target,$token);
Line 906  sub start_axis { Line 906  sub start_axis {
  $tagstack->[-1]);   $tagstack->[-1]);
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result .= &Apache::edit::tag_start($target,$token,'Plot Axes');   $result .= &Apache::edit::tag_start($target,$token,'Plot Axes');
  $result .= &edit_attributes($target,$token,\%axis_defaults);   $result .= &edit_attributes($target,$token,\%axis_defaults,
       \@axis_edit_order);
     } elsif ($target eq 'modified') {      } elsif ($target eq 'modified') {
  my $constructtag=&Apache::edit::get_new_args   my $constructtag=&Apache::edit::get_new_args
     ($token,$parstack,$safeeval,keys(%axis_defaults));      ($token,$parstack,$safeeval,keys(%axis_defaults));
Line 990  sub write_gnuplot_file { Line 991  sub write_gnuplot_file {
  $gnuplot_input .= "set output\n";   $gnuplot_input .= "set output\n";
     } elsif ($target eq 'tex') {      } elsif ($target eq 'tex') {
  $gnuplot_input .= "set term postscript eps monochrome\n";   $gnuplot_input .= "set term postscript eps monochrome\n";
  $gnuplot_input .= "set output \"$filename.eps\"\n";   $gnuplot_input .= "set output \"/home/httpd/perl/tmp/".
       &Apache::lonnet::unescape($filename).".eps\"\n";
     }      }
     # grid      # grid
     $gnuplot_input .= 'set grid'.$/ if ($plot{'grid'} eq 'on');      $gnuplot_input .= 'set grid'.$/ if ($plot{'grid'} eq 'on');
     # border      # border
     $gnuplot_input .= ($plot{'border'} eq 'on'?      $gnuplot_input .= ($plot{'border'} eq 'on'?
        'set border'.$/           :         'set border'.$/           :
        'set noborder'.$/         );    # title, xlabel, ylabel         'set noborder'.$/         );
       # title, xlabel, ylabel
     # titles      # titles
     $gnuplot_input .= "set title  \"$title\"\n"  if (defined($title)) ;      $gnuplot_input .= "set title  \"$title\"\n"  if (defined($title)) ;
     $gnuplot_input .= "set xlabel \"$xlabel\"\n" if (defined($xlabel));      $gnuplot_input .= "set xlabel \"$xlabel\"\n" if (defined($xlabel));
Line 1026  sub write_gnuplot_file { Line 1029  sub write_gnuplot_file {
     if (%key) {      if (%key) {
  $gnuplot_input .= 'set key '.$key{'pos'}.' ';   $gnuplot_input .= 'set key '.$key{'pos'}.' ';
  if ($key{'title'} ne '') {   if ($key{'title'} ne '') {
     $gnuplot_input .= 'title " '.$key{'title'}.'" ';      $gnuplot_input .= 'title "'.$key{'title'}.'" ';
  }    } 
  $gnuplot_input .= ($key{'box'} eq 'on' ? 'box ' : 'nobox ').$/;   $gnuplot_input .= ($key{'box'} eq 'on' ? 'box ' : 'nobox ').$/;
     } else {      } else {
Line 1065  sub write_gnuplot_file { Line 1068  sub write_gnuplot_file {
     # Store data values in $datatext      # Store data values in $datatext
     my $datatext = '';      my $datatext = '';
     #   get new filename      #   get new filename
     my $datafilename = "$tmpdir/$filename.$i";      my $datafilename = "$tmpdir/$filename.data.$i";
     my $fh=Apache::File->new(">$datafilename");      my $fh=Apache::File->new(">$datafilename");
     # Compile data      # Compile data
     my @Data = @{$curve->{'data'}};      my @Data = @{$curve->{'data'}};
Line 1096  sub write_gnuplot_file { Line 1099  sub write_gnuplot_file {
  }   }
     }      }
     # Write the output to a file.      # Write the output to a file.
     my $fh=Apache::File->new(">$tmpdir$filename");      my $fh=Apache::File->new(">$tmpdir$filename.data");
     print $fh $gnuplot_input;      print $fh $gnuplot_input;
     close($fh);      close($fh);
     # That's all folks.      # That's all folks.
Removed from v.1.64  
changed lines
  Added in v.1.71

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