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Diff for /loncom/xml/lonplot.pm between versions 1.164 and 1.177

version 1.164, 2012/07/24 11:02:58 version 1.177, 2017/04/02 21:38:15
Line 78  BEGIN { Line 78  BEGIN {
 ##  align  ##  align
 ##  ##
 ##  @labels: $labels[$i] = \%label  ##  @labels: $labels[$i] = \%label
 ##           %label: text, xpos, ypos, justify  ##           %label: text, xpos, ypos, justify, rotate, zlayer
 ##  ##
 ##  @curves: $curves[$i] = \%curve  ##  @curves: $curves[$i] = \%curve
 ##           %curve: name, linestyle, ( function | data )  ##           %curve: name, linestyle, ( function | data )
Line 105  my %linetypes =   # For png use these li Line 105  my %linetypes =   # For png use these li
     );      );
 my %ps_linetypes = # For ps the line types are different!  my %ps_linetypes = # For ps the line types are different!
    (     (
     solid          => 0,      solid          => 1,
     dashed         => 7      dashed         => 7
    );     );
   
Line 132  my $real_test      = Line 132  my $real_test      =
     sub {$_[0]=~s/\s+//g;$_[0]=~/^[+-]?\d*\.?\d*([eE][+-]\d+)?$/};      sub {$_[0]=~s/\s+//g;$_[0]=~/^[+-]?\d*\.?\d*([eE][+-]\d+)?$/};
 my $pos_real_test  =  my $pos_real_test  =
     sub {$_[0]=~s/\s+//g;$_[0]=~/^[+]?\d*\.?\d*([eE][+-]\d+)?$/};      sub {$_[0]=~s/\s+//g;$_[0]=~/^[+]?\d*\.?\d*([eE][+-]\d+)?$/};
 my $color_test     = sub {$_[0]=~s/\s+//g;$_[0]=~/^x[\da-fA-F]{6}$/};  my $color_test;
   if ($version < 4.6) {
       $color_test = sub {$_[0]=~s/\s+//g;$_[0]=~s/^\#/x/;$_[0]=~/^x[\da-fA-F]{6}$/};
   } else {
       $color_test = sub {$_[0]=~s/\s+//g;$_[0]=~s/^x/#/;$_[0]=~/^\#[\da-fA-F]{6}$/};
   }
 my $onoff_test     = sub {$_[0]=~/^(on|off)$/};  my $onoff_test     = sub {$_[0]=~/^(on|off)$/};
 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]=~/^(\d+|small|medium|large)$/};  my $sml_test       = sub {$_[0]=~/^(\d+|small|medium|large)$/};
Line 253  my %gnuplot_defaults = Line 258  my %gnuplot_defaults =
  test        => sub {$_[0]=~/^(left|right|middle|center)$/},   test        => sub {$_[0]=~/^(left|right|middle|center)$/},
  description => 'Alignment for image in HTML',   description => 'Alignment for image in HTML',
  edit_type   => 'choice',   edit_type   => 'choice',
  choices     => ['left','right','middle']   choices     => ['left','right','middle','center']
  },   },
      texwidth     => {       texwidth     => {
          default     => '93',           default     => '93',
Line 416  my %label_defaults = Line 421  my %label_defaults =
          description => 'Rotation of label (degrees)',           description => 'Rotation of label (degrees)',
          edit_type   => 'entry',           edit_type   => 'entry',
          size        => '10',           size        => '10',
      }       },
        zlayer => {
            default => '',
            test => sub {$_[0]=~/^(front|back)$/},
            description => 'Z position of label',
            edit_type   => 'choice',
            choices     => ['front','back'], 
        },
      );       );
   
 my @tic_edit_order = ('location','mirror','start','increment','end',  my @tic_edit_order = ('location','mirror','start','increment','end',
Line 727  sub end_gnuplot { Line 739  sub end_gnuplot {
  $filename = &escape($filename);   $filename = &escape($filename);
  ## return image tag for the plot   ## return image tag for the plot
  if ($target eq 'web') {   if ($target eq 'web') {
     $result .= <<"ENDIMAGE";              my $srcatt = "src=\"/cgi-bin/plot.$weboutputformat?file=$filename.data\"";
 <img src    = "/cgi-bin/plot.$weboutputformat?file=$filename.data"               my $widthatt = "width=\"$Apache::lonplot::plot{'width'}\"";
      width  = "$Apache::lonplot::plot{'width'}"              my $heightatt = "height=\"$Apache::lonplot::plot{'height'}\"";
      height = "$Apache::lonplot::plot{'height'}"              my $alignatt = "align=\"$Apache::lonplot::plot{'align'}\"";
      align  = "$Apache::lonplot::plot{'align'}"              my $altatt = "alt=\"$Apache::lonplot::plot{'alttag'}\"";
      alt    = "$Apache::lonplot::plot{'alttag'}" />              if ($Apache::lonplot::plot{'align'} eq 'center') {
 ENDIMAGE                  $result .= '<div style="text-align:center">'.
                       "<img $srcatt $widthatt $heightatt $altatt>".
                       "</div>\n";
   
               } else {
                   $result .= "<img $srcatt $widthatt $heightatt $alignatt $altatt>";
               }
         } elsif ($target eq 'tex') {          } elsif ($target eq 'tex') {
     &Apache::lonxml::debug(" gnuplot wid = $Apache::lonplot::plot{'width'}");      &Apache::lonxml::debug(" gnuplot wid = $Apache::lonplot::plot{'width'}");
     &Apache::lonxml::debug(" gnuplot ht  = $Apache::lonplot::plot{'height'}");      &Apache::lonxml::debug(" gnuplot ht  = $Apache::lonplot::plot{'height'}");
Line 741  ENDIMAGE Line 759  ENDIMAGE
     &Apache::lonxml::register_ssi("/cgi-bin/plot.gif?file=$filename.data&output=eps");      &Apache::lonxml::register_ssi("/cgi-bin/plot.gif?file=$filename.data&output=eps");
     $result  = "%DYNAMICIMAGE:$Apache::lonplot::plot{'width'}:$Apache::lonplot::plot{'height'}:$Apache::lonplot::plot{'texwidth'}\n";      $result  = "%DYNAMICIMAGE:$Apache::lonplot::plot{'width'}:$Apache::lonplot::plot{'height'}:$Apache::lonplot::plot{'texwidth'}\n";
     $result .= '\graphicspath{{'.$tmpdir.'}}'."\n";      $result .= '\graphicspath{{'.$tmpdir.'}}'."\n";
               if ($Apache::lonplot::plot{'align'} eq 'center') {
                   $result .= '\begin{center}';
               }
     $result .= '\includegraphics[width='.$Apache::lonplot::plot{'texwidth'}.' mm]{'.&unescape($filename).'.eps}';      $result .= '\includegraphics[width='.$Apache::lonplot::plot{'texwidth'}.' mm]{'.&unescape($filename).'.eps}';
               if ($Apache::lonplot::plot{'align'} eq 'center') {
                   $result .= '\end{center}';
               }
  }   }
     } elsif ($target eq 'edit') {      } elsif ($target eq 'edit') {
  $result.=&Apache::edit::tag_end($target,$token);   $result.=&Apache::edit::tag_end($target,$token);
Line 1709  sub generate_tics { Line 1733  sub generate_tics {
     my $result   = '';      my $result   = '';
   
   
     if (defined %$spec) {      if ((ref($spec) eq 'HASH') && (keys(%{$spec}) > 0)) {
   
   
   
Line 1747  sub generate_tics { Line 1771  sub generate_tics {
  if ($spec->{'minorfreq'} != 0) {   if ($spec->{'minorfreq'} != 0) {
     $result .= "set m$type $spec->{'minorfreq'}\n";      $result .= "set m$type $spec->{'minorfreq'}\n";
  }   }
     } else {      } elsif ($target eq 'tex' ) {
  $result .= "set $type font " . '"Helvetica,22"' ."\n";   $result .= "set $type font " . '"Helvetica,22"' ."\n";
     }      }
           
Line 1883  sub write_gnuplot_file { Line 1907  sub write_gnuplot_file {
     $gnuplot_input .= "set samples $Apache::lonplot::plot{'samples'}\n";      $gnuplot_input .= "set samples $Apache::lonplot::plot{'samples'}\n";
     # title, xlabel, ylabel      # title, xlabel, ylabel
     # titles      # titles
     my $extra_space_x = ($xtics{'location'} eq 'axis') ? ' 0, -0.5 ' : '';      my $extra_space_x = ($xtics{'location'} eq 'axis') ? ' offset 0, -0.5 ' : '';
     my $extra_space_y = ($ytics{'location'} eq 'axis') ? ' -0.5, 0 ' : '';      my $extra_space_y = ($ytics{'location'} eq 'axis') ? ' offset -0.5, 0 ' : '';
   
     if ($target eq 'tex') {      if ($target eq 'tex') {
  $gnuplot_input .= "set title  \"$title\"          font \"".$font_properties->{'printname'}.",".$fontsize."pt\"\n" if (defined($title)) ;   $gnuplot_input .= "set title  \"$title\"          font \"".$font_properties->{'printname'}.",".$fontsize."pt\"\n" if (defined($title)) ;
Line 1962  sub write_gnuplot_file { Line 1986  sub write_gnuplot_file {
         $gnuplot_input .= ' '.$label->{'justify'};          $gnuplot_input .= ' '.$label->{'justify'};
   
         if ($target eq 'tex') {          if ($target eq 'tex') {
     $gnuplot_input .=' font "'.$font_properties->{'printname'}.','.$fontsize.'pt"' ;      $gnuplot_input .=' font "'.$font_properties->{'printname'}.','.$fontsize.'pt"';
           }
           if (($label->{'zlayer'} eq 'front') || ($label->{'zlayer'} eq 'back')) {
               $gnuplot_input .= ' '.$label->{'zlayer'};
         }          }
         $gnuplot_input .= $/;          $gnuplot_input .= $/;
     }      }
Line 1979  sub write_gnuplot_file { Line 2006  sub write_gnuplot_file {
     #      #
     my $linestyle_index = 50;      my $linestyle_index = 50;
     my $line_width   = '';      my $line_width   = '';
       my $plots = '';
   
     # If arrows are needed there will be an arrow style for each as well:      # If arrows are needed there will be an arrow style for each as well:
     #      #
   
     my $arrow_style_index = 50;      my $arrow_style_index = 50;
   
     my $plot_command;  
     my $plot_type;  
   
     for (my $i = 0;$i<=$#curves;$i++) {      for (my $i = 0;$i<=$#curves;$i++) {
  $curve = $curves[$i];   $curve = $curves[$i];
  $plot_command.= ', ' if ($i > 0);   my $plot_command = '';
    my $plot_type = '';
    if ($i > 0) {
       $plot_type = ', ';
    }
  if ($target eq 'tex') {   if ($target eq 'tex') {
     $curve->{'linewidth'} *= 2;      $curve->{'linewidth'} *= 2;
  }   }
  $line_width = $curve->{'linewidth'};   $line_width = $curve->{'linewidth'};
  if (exists($curve->{'function'})) {   if (exists($curve->{'function'})) {
     $plot_type    =       $plot_type  .= 
  $curve->{'function'}.' title "'.   $curve->{'function'}.' title "'.
  $curve->{'name'}.'" with '.   $curve->{'name'}.'" with '.
                 $curve->{'linestyle'};                  $curve->{'linestyle'};
Line 2020  sub write_gnuplot_file { Line 2049  sub write_gnuplot_file {
     print $fh $datatext;      print $fh $datatext;
     close($fh);      close($fh);
     #   generate gnuplot text      #   generate gnuplot text
     $plot_type = '"'.$datafilename.'" title "'.      $plot_type .= '"'.$datafilename.'" title "'.
  $curve->{'name'}.'" with '.   $curve->{'name'}.'" with '.
  $curve->{'linestyle'};   $curve->{'linestyle'};
  }   }
Line 2042  sub write_gnuplot_file { Line 2071  sub write_gnuplot_file {
  my $color = $curve->{'color'};   my $color = $curve->{'color'};
  $color =~ s/^x/#/;        # Convert xhex color -> #hex color.      $color =~ s/^x/#/;        # Convert xhex color -> #hex color.   
   
  my $style_command = "set style line $linestyle_index $pointtype $pointsize linetype $lt linewidth $line_width lc rgb '$color'\n";  
  $gnuplot_input .= $style_command;  
   
   
   
  if (($curve->{'linestyle'} eq 'points')      ||   if (($curve->{'linestyle'} eq 'points')      ||
     ($curve->{'linestyle'} eq 'linespoints') ||      ($curve->{'linestyle'} eq 'linespoints') ||
Line 2076  sub write_gnuplot_file { Line 2101  sub write_gnuplot_file {
     $arrow_style_index++;      $arrow_style_index++;
  }   }
   
           my $style_command = "set style line $linestyle_index $pointtype $pointsize linetype $lt linewidth $line_width lc rgb '$color'\n";
           $gnuplot_input .= $style_command;
   
  # The condition below is because gnuplot lumps the linestyle in with the    # The condition below is because gnuplot lumps the linestyle in with the 
  # arrowstyle _sigh_.   # arrowstyle _sigh_.
Line 2086  sub write_gnuplot_file { Line 2111  sub write_gnuplot_file {
     $plot_command.= " ls $linestyle_index";      $plot_command.= " ls $linestyle_index";
  }   }
   
  $gnuplot_input .= 'plot ' . $plot_type . ' ' . $plot_command . "\n";   $plots .= $plot_type . ' ' . $plot_command;
  $linestyle_index++; # Each curve get a unique linestyle.   $linestyle_index++; # Each curve get a unique linestyle.
     }      }
       $gnuplot_input .= 'plot '.$plots;
     # Write the output to a file.      # Write the output to a file.
   
     &Apache::lonnet::logthis($gnuplot_input); # uncomment to log the gnuplot input.      # &Apache::lonnet::logthis($gnuplot_input); # uncomment to log the gnuplot input.
     open (my $fh, "> $tmpdir$filename.data");      open (my $fh, "> $tmpdir$filename.data");
     binmode($fh, ':utf8');      binmode($fh, ':utf8');
     print $fh $gnuplot_input;      print $fh $gnuplot_input;
Removed from v.1.164  
changed lines
  Added in v.1.177

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