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Diff for /loncom/homework/imageresponse.pm between versions 1.1 and 1.2

version 1.1, 2001/02/07 00:29:59 version 1.2, 2001/02/09 03:42:59
Line 37  sub setrandomnumber { Line 37  sub setrandomnumber {
   return '';    return '';
 }  }
   
   sub getfoilcounts {
     my ($parstack,$safeeval)=@_;
     my $rrargs ='';
     if ( $#$parstack > 0 ) { $rrargs=$$parstack['-2']; }
     my $max = &Apache::run::run("{$rrargs;".'return $max}',$safeeval);
     my $count = $#{ $Apache::response::foilgroup{'names'} };
     return ($count,$max);
   }
   
   sub whichfoils {
     my ($max)=@_;
     my @names = @{ $Apache::response::foilgroup{'names'} };
     my @whichopt =();
     while ((($#whichopt+1) < $max) && ($#names > -1)) {
       my $aopt=int rand $#names;
       &Apache::lonxml::debug("From $#names elms, picking $aopt");
       $aopt=splice(@names,$aopt,1);
       &Apache::lonxml::debug("Picked $aopt");
       push (@whichopt,$aopt);
     }
     return @whichopt;
   }
   
   sub displayfoils {
     my (@whichopt) = @_;
     my $result ='';
     #<input type=image name=timg0 src=/~walt/kap18/picts/ch1map.gif>
     my $name;
     my $temp=1;
     foreach $name (@whichopt) {
       $result.=$Apache::response::foilgroup{"$name.text"}."<br />\n";
       my $image=$Apache::response::foilgroup{"$name.image"};
       $result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n";
       $temp++;
     }
     return $result;
   }
   
 sub end_foilgroup {  sub end_foilgroup {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
       my $result='';
     if ($target eq 'web' || $target eq 'grade') {
       &setrandomnumber();
       my ($count,$max) = &getfoilcounts($parstack,$safeeval);
       if ($count>$max) { $count=$max }
       &Apache::lonxml::debug("Count is $count from $max");
       my @whichopt = &whichfoils($max);
     }
     if ($target eq 'web') {
       $result=&displayfoils(@whichopt);
     }
     if ($target eq 'grade') {
       &gradefoils(@whichopt);
     }
     return $result;
 }  }
   
 sub start_conceptgroup {  sub start_conceptgroup {
Line 91  sub end_text { Line 143  sub end_text {
   
 sub start_image {  sub start_image {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
       if ($target eq 'web') { $Apache::lonxml::redirection--; }
     return '';
 }  }
   
 sub end_image {  sub end_image {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
     if ($target eq 'web') {
       my $name = $Apache::imageresponse::curname;
       $Apache::response::foilgroup{"$name.image"} = $Apache::lonxml::outputstack;
       if ($target eq 'web' ) {
         $Apache::lonxml::redirection++;
         if ($Apache::lonxml::redirection == 1) {$Apache::lonxml::outputstack='';}
       }
     }
     return '';
 }  }
   
 sub start_rectangle {  sub start_rectangle {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
     if ($target eq 'web') { $Apache::lonxml::redirection--; }
     return '';
 }  }
   
 sub end_rectangle {  sub end_rectangle {
   my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;    my ($target,$token,$parstack,$parser,$safeeval,$style)=@_;
     if ($target eq 'web') {
       my $name = $Apache::imageresponse::curname;
       push ${ $Apache::response::foilgroup{"$name.area"}},"rectangle:$Apache::lonxml::outputstack";
       if ($target eq 'web' ) {
         $Apache::lonxml::redirection++;
         if ($Apache::lonxml::redirection == 1) {$Apache::lonxml::outputstack='';}
       }
     }
 }  }
 1;  1;
 __END__  __END__
Removed from v.1.1  
changed lines
  Added in v.1.2

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