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Diff for /loncom/homework/caparesponse/caparesponse.pm between versions 1.125 and 1.126.2.2

version 1.125, 2003/12/11 23:39:54 version 1.126.2.2, 2004/02/26 18:24:24
Line 213  sub end_numericalresponse { Line 213  sub end_numericalresponse {
     my $partid=$Apache::inputtags::part;      my $partid=$Apache::inputtags::part;
     my $id=$Apache::inputtags::response[-1];      my $id=$Apache::inputtags::response[-1];
     my $number_of_bubbles = &Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.numbubbles');      my $number_of_bubbles = &Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.numbubbles');
       if ($Apache::inputtags::params{'numbubbles'}) {
    $number_of_bubbles = $Apache::inputtags::params{'numbubbles'};
       }
     if (!$number_of_bubbles) { $number_of_bubbles=8; }      if (!$number_of_bubbles) { $number_of_bubbles=8; }
       
     my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,      my (@formats)=&Apache::lonxml::get_param_var('format',$parstack,
  $safeeval);   $safeeval);
     my $unit=&Apache::lonxml::get_param_var('unit',$parstack,      my $unit=&Apache::lonxml::get_param_var('unit',$parstack,
Line 250  sub end_numericalresponse { Line 254  sub end_numericalresponse {
  }   }
  if ($tag eq 'numericalresponse') {   if ($tag eq 'numericalresponse') {
     my ($celllength,$number_of_tables,@table_range)=      my ($celllength,$number_of_tables,@table_range)=
  &get_table_sizes($formats[0],$number_of_bubbles);   &get_table_sizes($number_of_bubbles,\@bubble_values);
     my $j=0;      my $j=0;
     my $cou=0;      my $cou=0;
     $result.='\vskip -1 mm \noindent \begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';      $result.='\vskip -1 mm \noindent \begin{enumerate}\item[\textbf{'.$Apache::lonxml::counter.'}.]';
     for (my $i=0;$i<$number_of_tables;$i++) {      for (my $i=0;$i<$number_of_tables;$i++) {
  $result.='\vskip -1 mm \noindent \begin{tabular}{';   $result.='\vskip -1 mm \noindent \begin{tabular}{';
  for (my $ind=0;$ind<$table_range[$j];$ind++) {   for (my $ind=0;$ind<$table_range[$j];$ind++) {
     $result.='lp{'.$celllength.' mm}';      $result.='p{3 mm}p{'.$celllength.' mm}';
  }   }
  $result.='}';   $result.='}';
  for (my $ind=$cou;$ind<$cou+$table_range[$j];$ind++) {   for (my $ind=$cou;$ind<$cou+$table_range[$j];$ind++) {
     $result.='\hskip -3 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$\hskip -2 mm & {\small '.$bubble_values[$ind].'} ';      $result.='\hskip -4 mm {\small \textbf{'.$alphabet[$ind].'}}$\bigcirc$ & \hskip -3 mm {\small '.$bubble_values[$ind].'} ';
     if ($ind != $cou+$table_range[$j]-1) {$result.=' & ';}      if ($ind != $cou+$table_range[$j]-1) {$result.=' & ';}
  }   }
  $cou += $table_range[$j];   $cou += $table_range[$j];
Line 372  sub end_numericalresponse { Line 376  sub end_numericalresponse {
 }  }
   
 sub get_table_sizes {  sub get_table_sizes {
     my ($format,$number_of_bubbles)=@_;      my ($number_of_bubbles,$rbubble_values)=@_;
     my $max_val = 0;      my $scale=2; #mm for one digit
     if ($format=~m/^(\d+)E([^\d]*)(\d*)$/) {      my $cell_width=0;
  $max_val=$1+$2+4;      foreach my $member (@$rbubble_values) {
    my $cell_width_real=0;
    if ($member=~/(\d*)\.?(\d*)(E|e)(\+|-)?(\d*)/) {
       $cell_width_real=(length($1)+length($2)+length($5)+9)*$scale;
    } elsif ($member=~/(\d*)\.(\d*)/) {
       $cell_width_real=(length($1)+length($2)+3)*$scale;
    } else {
       $cell_width_real=(length($member)+1)*$scale;
    }
    if ($cell_width_real>$cell_width) {$cell_width=$cell_width_real;}
       }
       $cell_width+=8; 
       my $textwidth;
       if ($ENV{'form.textwidth'} ne '') {
    $ENV{'form.textwidth'}=~/(\d*)\.?(\d*)/;
    $textwidth=$1.'.'.$2;
     } else {      } else {
  $max_val=4;   $ENV{'textwidth'}=~/(\d+)\.?(\d*)/;
    $textwidth=$1.'.'.$2;
     }      }
     $max_val = int(0.9*$ENV{'form.textwidth'}/(($max_val+6)*2));      my $bubbles_per_line=int($textwidth/$cell_width);
     my $celllength = 0.9*$ENV{'form.textwidth'}/$max_val-10;      if (($bubbles_per_line > $number_of_bubbles/2) && ($number_of_bubbles % 2==0)) {$bubbles_per_line=$number_of_bubbles/2;}
       my $number_of_tables = int($number_of_bubbles/$bubbles_per_line);
     my @table_range = ();      my @table_range = ();
     my $number_of_tables = int($number_of_bubbles/$max_val);      for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$bubbles_per_line;}
     for (my $i=0;$i<$number_of_tables;$i++) {push @table_range,$max_val;}      if ($number_of_bubbles % $bubbles_per_line) {
     if ($number_of_bubbles % $max_val != 0) {  
  $number_of_tables++;   $number_of_tables++;
  push @table_range,($number_of_bubbles % $max_val);   push @table_range,($number_of_bubbles % $bubbles_per_line);
     }      }
     return ($celllength,$number_of_tables,@table_range);      $cell_width-=8;
       return ($cell_width,$number_of_tables,@table_range);
 }  }
   
 sub format_number {  sub format_number {
Line 428  sub make_numerical_bubbles { Line 449  sub make_numerical_bubbles {
     my @oldseed=&Math::Random::random_get_seed();      my @oldseed=&Math::Random::random_get_seed();
     if (defined($incorrect) && ref($incorrect)) {      if (defined($incorrect) && ref($incorrect)) {
  &Apache::lonxml::debug("inside ".(scalar(@$incorrect)+1 gt $number_of_bubbles));   &Apache::lonxml::debug("inside ".(scalar(@$incorrect)+1 gt $number_of_bubbles));
  if (scalar(@$incorrect)+1 >= $number_of_bubbles) {   if (defined($$incorrect[0]) &&
       scalar(@$incorrect)+1 >= $number_of_bubbles) {
     &Apache::lonxml::debug("inside ".(scalar(@$incorrect)+1).":$number_of_bubbles");      &Apache::lonxml::debug("inside ".(scalar(@$incorrect)+1).":$number_of_bubbles");
     &Apache::response::setrandomnumber();      &Apache::response::setrandomnumber();
     my @rand_inc=&Math::Random::random_permutation(@$incorrect);      my @rand_inc=&Math::Random::random_permutation(@$incorrect);
Line 436  sub make_numerical_bubbles { Line 458  sub make_numerical_bubbles {
     @bubble_values=sort {$a <=> $b} (@bubble_values,$answer);      @bubble_values=sort {$a <=> $b} (@bubble_values,$answer);
     &Apache::lonxml::debug("Answer was :$answer: returning :".$#bubble_values.": whih are :".join(':',@bubble_values));      &Apache::lonxml::debug("Answer was :$answer: returning :".$#bubble_values.": whih are :".join(':',@bubble_values));
     &Math::Random::random_set_seed(@oldseed);      &Math::Random::random_set_seed(@oldseed);
       if (defined($format) && $format ne '') {
    foreach my $value (@bubble_values) {
       $value=&format_number($value,$format,$target);
    }
       }
     return @bubble_values;      return @bubble_values;
  }   }
  #FIXME what to do when not enough incorrects specified?   if (defined($$incorrect[0]) &&
       scalar(@$incorrect)+1 < $number_of_bubbles) {
       &Apache::lonxml::warning("Not enough incorrect answers were specified in the incorrect array, ignoring the specified incorrect answers and instead generating them.");
    }
     }      }
     my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors      my @factors = (1.13,1.17,1.25,1.33,1.45); #default values of factors
     my @powers = (1.0,2.0,3.0,4.0,5.0,6.0,7.0,8.0); #default values for powers      my @powers = (1..$number_of_bubbles);
     &Apache::response::setrandomnumber();      &Apache::response::setrandomnumber();
     my $ind=&Math::Random::random_uniform_integer(1,0,$#powers);      my $ind=&Math::Random::random_uniform_integer(1,0,$#powers);
     my $power = $powers[$ind];      my $power = $powers[$ind];
Removed from v.1.125  
changed lines
  Added in v.1.126.2.2

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