[LON-CAPA-cvs] cvs: loncom /homework imageresponse.pm

albertel lon-capa-cvs@mail.lon-capa.org
Wed, 24 Sep 2003 19:20:58 -0000


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albertel		Wed Sep 24 15:20:58 2003 EDT

  Modified files:              
    /loncom/homework	imageresponse.pm 
  Log:
  - retabinate
  
  
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Index: loncom/homework/imageresponse.pm
diff -u loncom/homework/imageresponse.pm:1.35 loncom/homework/imageresponse.pm:1.36
--- loncom/homework/imageresponse.pm:1.35	Mon Sep 22 16:49:01 2003
+++ loncom/homework/imageresponse.pm	Wed Sep 24 15:20:58 2003
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # image click response style
 #
-# $Id: imageresponse.pm,v 1.35 2003/09/22 20:49:01 albertel Exp $
+# $Id: imageresponse.pm,v 1.36 2003/09/24 19:20:58 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -37,20 +37,20 @@
 use GD;
 
 BEGIN {
-  &Apache::lonxml::register('Apache::imageresponse',('imageresponse'));
+    &Apache::lonxml::register('Apache::imageresponse',('imageresponse'));
 }
 
 sub start_imageresponse {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result;
-  #when in a radiobutton response use these
-  &Apache::lonxml::register('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup'));
-  push (@Apache::lonxml::namespace,'imageresponse');
-  my $id = &Apache::response::start_response($parstack,$safeeval);
-  if ($target eq 'meta') {
-    $result=&Apache::response::meta_package_write('imageresponse');
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result;
+    #when in a radiobutton response use these
+    &Apache::lonxml::register('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup'));
+    push (@Apache::lonxml::namespace,'imageresponse');
+    my $id = &Apache::response::start_response($parstack,$safeeval);
+    if ($target eq 'meta') {
+	$result=&Apache::response::meta_package_write('imageresponse');
+    }
+    return $result;
 }
 
 sub end_imageresponse {
@@ -65,160 +65,160 @@
 
 %Apache::response::foilgroup=();
 sub start_foilgroup {
-  %Apache::response::foilgroup=();
-  $Apache::imageresponse::conceptgroup=0;
-  &Apache::response::setrandomnumber();
-  return '';
+    %Apache::response::foilgroup=();
+    $Apache::imageresponse::conceptgroup=0;
+    &Apache::response::setrandomnumber();
+    return '';
 }
 
 sub getfoilcounts {
-  my ($parstack,$safeeval)=@_;
+    my ($parstack,$safeeval)=@_;
 
-  my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
-  # +1 since instructors will count from 1
-  my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
-  if (&Apache::response::showallfoils()) { $max=$count; }
-  return ($count,$max);
+    my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2');
+    # +1 since instructors will count from 1
+    my $count = $#{ $Apache::response::foilgroup{'names'} }+1;
+    if (&Apache::response::showallfoils()) { $max=$count; }
+    return ($count,$max);
 }
 
 sub whichfoils {
-  my ($max)=@_;
-  if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
-  my @names = @{ $Apache::response::foilgroup{'names'} };
-  my @whichopt =();
-  while ((($#whichopt+1) < $max) && ($#names > -1)) {
-    &Apache::lonxml::debug("Have $#whichopt max is $max");
-    my $aopt;
-    if (&Apache::response::showallfoils()) {
-      $aopt=0;
-    } else {
-      $aopt=int(&Math::Random::random_uniform() * ($#names+1));
-    }
-    &Apache::lonxml::debug("From $#names elms, picking $aopt");
-    $aopt=splice(@names,$aopt,1);
-    &Apache::lonxml::debug("Picked $aopt");
-    push (@whichopt,$aopt);
-  }
-  return @whichopt;
+    my ($max)=@_;
+    if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; }
+    my @names = @{ $Apache::response::foilgroup{'names'} };
+    my @whichopt =();
+    while ((($#whichopt+1) < $max) && ($#names > -1)) {
+	&Apache::lonxml::debug("Have $#whichopt max is $max");
+	my $aopt;
+	if (&Apache::response::showallfoils()) {
+	    $aopt=0;
+	} else {
+	    $aopt=int(&Math::Random::random_uniform() * ($#names+1));
+	}
+	&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 ($target,@whichopt) = @_;
-  my $result ='';
-  my $name;
-  my $temp=1;
-  foreach $name (@whichopt) {
-    $result.=$Apache::response::foilgroup{"$name.text"};
-    &Apache::lonxml::debug("Text is $result");
-    if ($target eq 'tex') {$result.="\\vskip 0 mm \n";} else {$result.="<br />\n";}
-    my $image=$Apache::response::foilgroup{"$name.image"};
-    &Apache::lonxml::debug("image is $image");
-    if ( &Apache::response::show_answer() ) {
-      if ($target eq 'tex') {
-	$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n";
-      } else {
-        $result.="<img src=\"$image\"/> <br />\n";
-      }
-    } else {
-      if ($target eq 'tex') {
-	$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n";
-      } else {
-        $result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n";
-      }
-    }
-    $temp++;
-  }
-  return $result;
+    my ($target,@whichopt) = @_;
+    my $result ='';
+    my $name;
+    my $temp=1;
+    foreach $name (@whichopt) {
+	$result.=$Apache::response::foilgroup{"$name.text"};
+	&Apache::lonxml::debug("Text is $result");
+	if ($target eq 'tex') {$result.="\\vskip 0 mm \n";} else {$result.="<br />\n";}
+	my $image=$Apache::response::foilgroup{"$name.image"};
+	&Apache::lonxml::debug("image is $image");
+	if ( &Apache::response::show_answer() ) {
+	    if ($target eq 'tex') {
+		$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n";
+	    } else {
+		$result.="<img src=\"$image\"/> <br />\n";
+	    }
+	} else {
+	    if ($target eq 'tex') {
+		$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n";
+	    } else {
+		$result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n";
+	    }
+	}
+	$temp++;
+    }
+    return $result;
 }
 
 sub gradefoils {
-  my (@whichopt) = @_;
-  my $x;
-  my $y;
-  my $result;
-  my $id=$Apache::inputtags::response['-1'];
-  my $temp=1;
-  foreach my $name (@whichopt) {
-    $x=$ENV{"form.HWVAL_$id:$temp.x"};
-    $y=$ENV{"form.HWVAL_$id:$temp.y"};
-    &Apache::lonxml::debug("Got a x of $x and a y of $y for $name");
-    if (defined($x) && defined($y) &&
-	defined(@{ $Apache::response::foilgroup{"$name.area"} })) {
-      my @areas = @{ $Apache::response::foilgroup{"$name.area"} };
-      my $grade="INCORRECT";
-      foreach my $area (@areas) {
-	&Apache::lonxml::debug("Area is $area for $name");
-	$area =~ m/([a-z]*):/;
-	&Apache::lonxml::debug("Area of type $1");
-	if ($1 eq 'rectangle') {
-	  $grade=&grade_rectangle($area,$x,$y);
-	} else {
-	  &Apache::lonxml::error("Unknown area style $area");
+    my (@whichopt) = @_;
+    my $x;
+    my $y;
+    my $result;
+    my $id=$Apache::inputtags::response['-1'];
+    my $temp=1;
+    foreach my $name (@whichopt) {
+	$x=$ENV{"form.HWVAL_$id:$temp.x"};
+	$y=$ENV{"form.HWVAL_$id:$temp.y"};
+	&Apache::lonxml::debug("Got a x of $x and a y of $y for $name");
+	if (defined($x) && defined($y) &&
+	    defined(@{ $Apache::response::foilgroup{"$name.area"} })) {
+	    my @areas = @{ $Apache::response::foilgroup{"$name.area"} };
+	    my $grade="INCORRECT";
+	    foreach my $area (@areas) {
+		&Apache::lonxml::debug("Area is $area for $name");
+		$area =~ m/([a-z]*):/;
+		&Apache::lonxml::debug("Area of type $1");
+		if ($1 eq 'rectangle') {
+		    $grade=&grade_rectangle($area,$x,$y);
+		} else {
+		    &Apache::lonxml::error("Unknown area style $area");
+		}
+		&Apache::lonxml::debug("Area said $grade");
+		if ($grade eq 'APPROX_ANS') { last; }
+	    }
+	    &Apache::lonxml::debug("Foil was $grade");
+	    if ($grade eq 'INCORRECT') { $result= 'INCORRECT'; }
+	    if (($grade eq 'APPROX_ANS') && ($result ne 'APPROX_ANS')) { $result=$grade; }
+	    &Apache::lonxml::debug("Question is $result");
+	    $temp++;
 	}
-	&Apache::lonxml::debug("Area said $grade");
-	if ($grade eq 'APPROX_ANS') { last; }
-      }
-      &Apache::lonxml::debug("Foil was $grade");
-      if ($grade eq 'INCORRECT') { $result= 'INCORRECT'; }
-      if (($grade eq 'APPROX_ANS') && ($result ne 'APPROX_ANS')) { $result=$grade; }
-      &Apache::lonxml::debug("Question is $result");
-      $temp++;
-    }
-  }
-  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}="$x:$y";
-  $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$result;
-  return '';
+    }
+    $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}="$x:$y";
+    $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$result;
+    return '';
 }
 
 sub end_foilgroup {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result='';
-  my @whichopt;
-  if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
-    my ($count,$max) = &getfoilcounts($parstack,$safeeval);
-    if ($count>$max) { $count=$max }
-    &Apache::lonxml::debug("Count is $count from $max");
-    @whichopt = &whichfoils($max);
-    if ($target eq 'web' || $target eq 'tex') {
-	$result=&displayfoils($target,@whichopt);
-    } elsif ($target eq 'grade') {
-	if ( defined $ENV{'form.submitted'}) { &gradefoils(@whichopt); }
-    } 
-  } elsif ($target eq 'edit') {
-      $result=&Apache::edit::end_table();
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result='';
+    my @whichopt;
+    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
+	my ($count,$max) = &getfoilcounts($parstack,$safeeval);
+	if ($count>$max) { $count=$max }
+	&Apache::lonxml::debug("Count is $count from $max");
+	@whichopt = &whichfoils($max);
+	if ($target eq 'web' || $target eq 'tex') {
+	    $result=&displayfoils($target,@whichopt);
+	} elsif ($target eq 'grade') {
+	    if ( defined $ENV{'form.submitted'}) { &gradefoils(@whichopt); }
+	} 
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::end_table();
+    }
+    return $result;
 }
 
 sub start_conceptgroup {
-  $Apache::imageresponse::conceptgroup=1;
-  %Apache::response::conceptgroup=();
-  return '';
+    $Apache::imageresponse::conceptgroup=1;
+    %Apache::response::conceptgroup=();
+    return '';
 }
 
 sub end_conceptgroup {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  $Apache::imageresponse::conceptgroup=0;
-  my $result;
-  if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
-    if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
-      my @names = @{ $Apache::response::conceptgroup{'names'} };
-      my $pick=int(&Math::Random::random_uniform() * ($#names+1));
-      my $name=$names[$pick];
-      if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) {
-	push @{ $Apache::response::foilgroup{'names'} }, $name;
-	$Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
-	$Apache::response::foilgroup{"$name.image"} = $Apache::response::conceptgroup{"$name.image"};
-	push(@{ $Apache::response::foilgroup{"$name.area"} }, @{ $Apache::response::conceptgroup{"$name.area"} });
-	my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
-	$Apache::response::foilgroup{"$name.concept"} = $concept;
-	&Apache::lonxml::debug("Selecting $name in $concept");
-      }
-    }
-  } elsif ($target eq 'edit') {
-      $result=&Apache::edit::end_table();
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    $Apache::imageresponse::conceptgroup=0;
+    my $result;
+    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
+	if (defined(@{ $Apache::response::conceptgroup{'names'} })) {
+	    my @names = @{ $Apache::response::conceptgroup{'names'} };
+	    my $pick=int(&Math::Random::random_uniform() * ($#names+1));
+	    my $name=$names[$pick];
+	    if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) {
+		push @{ $Apache::response::foilgroup{'names'} }, $name;
+		$Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"};
+		$Apache::response::foilgroup{"$name.image"} = $Apache::response::conceptgroup{"$name.image"};
+		push(@{ $Apache::response::foilgroup{"$name.area"} }, @{ $Apache::response::conceptgroup{"$name.area"} });
+		my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval);
+		$Apache::response::foilgroup{"$name.concept"} = $concept;
+		&Apache::lonxml::debug("Selecting $name in $concept");
+	    }
+	}
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::end_table();
+    }
+    return $result;
 }
 
 sub insert_foil {
@@ -233,19 +233,19 @@
 
 $Apache::imageresponse::curname='';
 sub start_foil {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
-    my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
-    if ($name eq '') { $name=$Apache::lonxml::curdepth; }
-    if ( $Apache::imageresponse::conceptgroup
-	 && !&Apache::response::showallfoils()) {
-      push(@{ $Apache::response::conceptgroup{'names'} }, $name);
-    } else {
-      push(@{ $Apache::response::foilgroup{'names'} }, $name);
-    }
-    $Apache::imageresponse::curname=$name;
-  }
-  return '';
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
+	my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval);
+	if ($name eq '') { $name=$Apache::lonxml::curdepth; }
+	if ( $Apache::imageresponse::conceptgroup
+	     && !&Apache::response::showallfoils()) {
+	    push(@{ $Apache::response::conceptgroup{'names'} }, $name);
+	} else {
+	    push(@{ $Apache::response::foilgroup{'names'} }, $name);
+	}
+	$Apache::imageresponse::curname=$name;
+    }
+    return '';
 }
 
 sub end_foil {
@@ -258,237 +258,237 @@
 }
 
 sub start_text {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result='';
-  if ($target eq 'web' || $target eq 'tex') { 
-     &Apache::lonxml::startredirection; 
-  } elsif ($target eq 'edit') {
-    my $descr=&Apache::lonxml::get_all_text('/text',$parser);
-    $result=&Apache::edit::tag_start($target,$token,'Task Description').
-	&Apache::edit::editfield($token->[1],$descr,'Text',60,2).
-        &Apache::edit::end_row();
-  } elsif ($target eq "modified") {
-    my $descr=&Apache::lonxml::get_all_text('/text',$parser);
-    $result=$token->[4].&Apache::edit::modifiedfield($token);
-    &Apache::lonxml::debug($result);
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result='';
+    if ($target eq 'web' || $target eq 'tex') { 
+	&Apache::lonxml::startredirection; 
+    } elsif ($target eq 'edit') {
+	my $descr=&Apache::lonxml::get_all_text('/text',$parser);
+	$result=&Apache::edit::tag_start($target,$token,'Task Description').
+	    &Apache::edit::editfield($token->[1],$descr,'Text',60,2).
+	    &Apache::edit::end_row();
+    } elsif ($target eq "modified") {
+	my $descr=&Apache::lonxml::get_all_text('/text',$parser);
+	$result=$token->[4].&Apache::edit::modifiedfield($token);
+	&Apache::lonxml::debug($result);
+    }
+    return $result;
 }
 
 sub end_text {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result;
-  if ($target eq 'web' || $target eq 'tex') {
-    my $name = $Apache::imageresponse::curname;
-    if ( $Apache::imageresponse::conceptgroup
-       && !&Apache::response::showallfoils() ) {
-      $Apache::response::conceptgroup{"$name.text"} = &Apache::lonxml::endredirection;
-    } else {
-      $Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection;
-    }
-  } elsif ($target eq 'edit') {
-      $result=&Apache::edit::end_table();
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result;
+    if ($target eq 'web' || $target eq 'tex') {
+	my $name = $Apache::imageresponse::curname;
+	if ( $Apache::imageresponse::conceptgroup
+	     && !&Apache::response::showallfoils() ) {
+	    $Apache::response::conceptgroup{"$name.text"} = &Apache::lonxml::endredirection;
+	} else {
+	    $Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection;
+	}
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::end_table();
+    }
+    return $result;
 }
 
 sub start_image {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result='';
-  if ($target eq 'web' || $target eq 'tex') { 
-      &Apache::lonxml::startredirection; 
-  } elsif ($target eq 'edit') {
-    my $bgimg=&Apache::lonxml::get_all_text('/image',$parser);
-    $Apache::edit::bgimgsrc=$bgimg;
-    $Apache::edit::bgimgsrcdepth=$Apache::lonxml::curdepth;
-
-    $result=&Apache::edit::tag_start($target,$token,'Clickable Image').
-	&Apache::edit::editline($token->[1],$bgimg,'Image Source File',40);
-    $result.=&Apache::edit::browse(undef,'textnode').' ';
-    $result.=&Apache::edit::search(undef,'textnode').
-        &Apache::edit::end_row();
-  } elsif ($target eq "modified") {
-    my $bgimg=&Apache::lonxml::get_all_text('/image',$parser);
-    $result=$token->[4].&Apache::edit::modifiedfield($token);
-    &Apache::lonxml::debug($result);
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result='';
+    if ($target eq 'web' || $target eq 'tex') { 
+	&Apache::lonxml::startredirection; 
+    } elsif ($target eq 'edit') {
+	my $bgimg=&Apache::lonxml::get_all_text('/image',$parser);
+	$Apache::edit::bgimgsrc=$bgimg;
+	$Apache::edit::bgimgsrcdepth=$Apache::lonxml::curdepth;
+
+	$result=&Apache::edit::tag_start($target,$token,'Clickable Image').
+	    &Apache::edit::editline($token->[1],$bgimg,'Image Source File',40);
+	$result.=&Apache::edit::browse(undef,'textnode').' ';
+	$result.=&Apache::edit::search(undef,'textnode').
+	    &Apache::edit::end_row();
+    } elsif ($target eq "modified") {
+	my $bgimg=&Apache::lonxml::get_all_text('/image',$parser);
+	$result=$token->[4].&Apache::edit::modifiedfield($token);
+	&Apache::lonxml::debug($result);
+    }
+    return $result;
 }
 
 sub end_image {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result;
-  my $name = $Apache::imageresponse::curname;
-  if ($target eq 'web') {
-    my $image = &Apache::lonxml::endredirection;
-    &Apache::lonxml::debug("original image is $image");
-    my $id=$Apache::inputtags::response['-1'];
-    my $temp=1;
-    my $x=$ENV{"form.HWVAL_$id:$temp.x"};
-    my $y=$ENV{"form.HWVAL_$id:$temp.y"};
-    if (defined ($x) && defined ($y)) {
-	&Apache::lonxml::debug("x and y defined as $x,$y");
-	my $currentImage = &Apache::randomlylabel::get_image('/home/httpd/html'.$image,1);
-	if (! defined($currentImage)) {
-	    &Apache::lonnet::logthis('Unable to create image object for '.$image);
-	    return '';
-	}
-	my $red;
-	if (!($red = $currentImage->colorResolve(255,0,0))) {
-	    $red = $currentImage->colorClosestHWB(255,0,0);
-	}
-	my $length = 6;
-	$currentImage->line($x-$length,$y-$length,$x+$length,$y+$length,$red);
-	$currentImage->line($x-$length,$y+$length,$x+$length,$y-$length,$red);
-
-	my ($nameWOext) = ($image =~ /^.*\/(.*)\..*$/);
-	&Apache::lonxml::debug("graph name $nameWOext");
-	my $webImageName = "/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_".
-	    $nameWOext.'.png'; #needs to be more random or specific
-	my $newImageName = '/home/httpd'.$webImageName;
-
-	my $imgfh = Apache::File->new('>'.$newImageName); 
-	print $imgfh $currentImage->png;
-	$image = $webImageName;
-    }
-    &Apache::lonxml::debug("out image is $image");
-    if ( $Apache::imageresponse::conceptgroup
-	 && !&Apache::response::showallfoils()) {
-      $Apache::response::conceptgroup{"$name.image"} = $image;
-    } else {
-      $Apache::response::foilgroup{"$name.image"} = $image;
-    }
-  } elsif ($target eq 'edit') {
-      $result=&Apache::edit::end_table();
-  } elsif ($target eq 'tex') {
-    my $src = &Apache::lonxml::endredirection;
-    $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
-    my $width_param = '';
-    my $height_param = '';
-    my $scaling = .3;
-    my $image = Image::Magick->new;
-    my $current_figure = $image->Read($src);
-    $width_param = $image->Get('width') * $scaling;;
-    $height_param = $image->Get('height') * $scaling;;
-    undef $image;
-    my $epssrc = $src;
-    $epssrc =~ s/(\.gif|\.jpg)$/\.eps/i;
-    if (not -e $epssrc) {
-	my $localfile = $epssrc;
-	$localfile =~ s/.*(\/res)/$1/;	
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result;
+    my $name = $Apache::imageresponse::curname;
+    if ($target eq 'web') {
+	my $image = &Apache::lonxml::endredirection;
+	&Apache::lonxml::debug("original image is $image");
+	my $id=$Apache::inputtags::response['-1'];
+	my $temp=1;
+	my $x=$ENV{"form.HWVAL_$id:$temp.x"};
+	my $y=$ENV{"form.HWVAL_$id:$temp.y"};
+	if (defined ($x) && defined ($y)) {
+	    &Apache::lonxml::debug("x and y defined as $x,$y");
+	    my $currentImage = &Apache::randomlylabel::get_image('/home/httpd/html'.$image,1);
+	    if (! defined($currentImage)) {
+		&Apache::lonnet::logthis('Unable to create image object for '.$image);
+		return '';
+	    }
+	    my $red;
+	    if (!($red = $currentImage->colorResolve(255,0,0))) {
+		$red = $currentImage->colorClosestHWB(255,0,0);
+	    }
+	    my $length = 6;
+	    $currentImage->line($x-$length,$y-$length,$x+$length,$y+$length,$red);
+	    $currentImage->line($x-$length,$y+$length,$x+$length,$y-$length,$red);
+
+	    my ($nameWOext) = ($image =~ /^.*\/(.*)\..*$/);
+	    &Apache::lonxml::debug("graph name $nameWOext");
+	    my $webImageName = "/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_".
+		$nameWOext.'.png'; #needs to be more random or specific
+	    my $newImageName = '/home/httpd'.$webImageName;
+	    
+	    my $imgfh = Apache::File->new('>'.$newImageName); 
+	    print $imgfh $currentImage->png;
+	    $image = $webImageName;
+	}
+	&Apache::lonxml::debug("out image is $image");
+	if ( $Apache::imageresponse::conceptgroup
+	     && !&Apache::response::showallfoils()) {
+	    $Apache::response::conceptgroup{"$name.image"} = $image;
+	} else {
+	    $Apache::response::foilgroup{"$name.image"} = $image;
+	}
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::end_table();
+    } elsif ($target eq 'tex') {
+	my $src = &Apache::lonxml::endredirection;
+	$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
+	my $width_param = '';
+	my $height_param = '';
+	my $scaling = .3;
+	my $image = Image::Magick->new;
+	my $current_figure = $image->Read($src);
+	$width_param = $image->Get('width') * $scaling;;
+	$height_param = $image->Get('height') * $scaling;;
+	undef $image;
+	my $epssrc = $src;
+	$epssrc =~ s/(\.gif|\.jpg)$/\.eps/i;
+	if (not -e $epssrc) {
+	    my $localfile = $epssrc;
+	    $localfile =~ s/.*(\/res)/$1/;	
+	    my $file;
+	    my $path;	
+	    if ($localfile =~ m!(.*)/([^/]*)$!) {
+		$file = $2;
+		$path = $1.'/'; 
+	    }	
+	    my $signal_eps = 0;
+	    my @content_directory = &Apache::lonnet::dirlist($path);
+	    for (my $iy=0;$iy<=$#content_directory;$iy++) {
+		my @tempo_array = split(/&/,$content_directory[$iy]);
+		$content_directory[$iy] = $tempo_array[0];
+		if ($file eq $tempo_array[0]) {
+		    $signal_eps = 1;
+		    last;
+		}
+	    }
+	    if ($signal_eps) {
+		my $eps_file = &Apache::lonnet::getfile($localfile);
+	    } else {
+		$localfile = $src;
+		$localfile =~ s/.*(\/res)/$1/;	
+		my $as = &Apache::lonnet::getfile($src);		      
+	    }
+	}
 	my $file;
 	my $path;	
-	if ($localfile =~ m!(.*)/([^/]*)$!) {
+	if ($src =~ m!(.*)/([^/]*)$!) {
 	    $file = $2;
 	    $path = $1.'/'; 
-	}	
-	my $signal_eps = 0;
-	my @content_directory = &Apache::lonnet::dirlist($path);
-	for (my $iy=0;$iy<=$#content_directory;$iy++) {
-	    my @tempo_array = split(/&/,$content_directory[$iy]);
-	    $content_directory[$iy] = $tempo_array[0];
-	    if ($file eq $tempo_array[0]) {
-		$signal_eps = 1;
-		last;
-	    }
 	}
-	if ($signal_eps) {
-	    my $eps_file = &Apache::lonnet::getfile($localfile);
+	my $newsrc = $src;
+	$newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i;
+	$file=~s/(\.gif|\.jpg|\.jpeg)$/\.eps/i;
+	#do we have any specified size of the picture?
+	my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); 
+	my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval); 
+	my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval);
+	if ($TeXwidth ne '') { 
+	    $width_param = $TeXwidth; 
+	} elsif ($TeXheight ne '') { 
+	    $width_param = $TeXheight/$height_param*$width_param;
+	} elsif ($width ne '') {
+	    $width_param = $width*$scaling;      
+	}
+	#where can we find the picture?
+	if (-e $newsrc) {
+	    if ($path) {
+		$Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
+	    }
 	} else {
-	    $localfile = $src;
-	    $localfile =~ s/.*(\/res)/$1/;	
-	    my $as = &Apache::lonnet::getfile($src);		      
+	    my $temp_file;
+	    my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
+	    $temp_file = Apache::File->new('>>'.$filename); 
+	    print $temp_file "$src\n";
+	    $Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
 	}
-    }
-    my $file;
-    my $path;	
-    if ($src =~ m!(.*)/([^/]*)$!) {
-	$file = $2;
-	$path = $1.'/'; 
-    }
-    my $newsrc = $src;
-    $newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i;
-    $file=~s/(\.gif|\.jpg|\.jpeg)$/\.eps/i;
-    #do we have any specified size of the picture?
-    my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); 
-    my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval); 
-    my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval);
-    if ($TeXwidth ne '') { 
-	$width_param = $TeXwidth; 
-    } elsif ($TeXheight ne '') { 
-	$width_param = $TeXheight/$height_param*$width_param;
-    } elsif ($width ne '') {
-	$width_param = $width*$scaling;      
-    }
-    #where can we find the picture?
-    if (-e $newsrc) {
-	if ($path) {
-	  $Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
-	}
-    } else {
-	my $temp_file;
-	my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat";
-	$temp_file = Apache::File->new('>>'.$filename); 
-	print $temp_file "$src\n";
-$Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \graphicspath{{/home/httpd/prtspool/}}\includegraphics[width='.$width_param.' mm]{'.$file.'} ';
-    }
-  } 
-  return $result;
+    } 
+    return $result;
 }
 
 sub start_rectangle {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result='';
-  if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { 
-     &Apache::lonxml::startredirection; 
-  } elsif ($target eq 'edit') {
-    my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser);
-    $result=&Apache::edit::tag_start($target,$token,'Rectangle').
-	&Apache::edit::editline($token->[1],$coords,'Coordinate Pairs',40).
-        &Apache::edit::entercoordpair(undef,'textnode').
-        &Apache::edit::end_row();
-  } elsif ($target eq "modified") {
-    my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser);
-    $result=$token->[4].&Apache::edit::modifiedfield($token);
-    &Apache::lonxml::debug($result);
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result='';
+    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { 
+	&Apache::lonxml::startredirection; 
+    } elsif ($target eq 'edit') {
+	my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser);
+	$result=&Apache::edit::tag_start($target,$token,'Rectangle').
+	    &Apache::edit::editline($token->[1],$coords,'Coordinate Pairs',40).
+	    &Apache::edit::entercoordpair(undef,'textnode').
+	    &Apache::edit::end_row();
+    } elsif ($target eq "modified") {
+	my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser);
+	$result=$token->[4].&Apache::edit::modifiedfield($token);
+	&Apache::lonxml::debug($result);
+    }
+    return $result;
 }
 
 sub grade_rectangle {
-  my ($spec,$x,$y) = @_;
-  &Apache::lonxml::debug("Spec is $spec");
-  $spec=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/;
-  my $x1=$1;
-  my $y1=$2;
-  my $x2=$3;
-  my $y2=$4;
-  &Apache::lonxml::debug("Point $x1,$y1,$x2,$y2");
-  if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; }
-  if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; }
-  if (($x >= $x1) && ($x <= $x2) && ($y >= $y1) && ($y <= $y2)) {
-    return 'APPROX_ANS';
-  }
-  return 'INCORRECT';
+    my ($spec,$x,$y) = @_;
+    &Apache::lonxml::debug("Spec is $spec");
+    $spec=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/;
+    my $x1=$1;
+    my $y1=$2;
+    my $x2=$3;
+    my $y2=$4;
+    &Apache::lonxml::debug("Point $x1,$y1,$x2,$y2");
+    if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; }
+    if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; }
+    if (($x >= $x1) && ($x <= $x2) && ($y >= $y1) && ($y <= $y2)) {
+	return 'APPROX_ANS';
+    }
+    return 'INCORRECT';
 }
 
 sub end_rectangle {
-  my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
-  my $result;
-  if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
-    my $name = $Apache::imageresponse::curname;
-    my $area = &Apache::lonxml::endredirection;
-    &Apache::lonxml::debug("out is $area for $name");
-    if ( $Apache::imageresponse::conceptgroup
-	 && !&Apache::response::showallfoils()) {
-      push @{ $Apache::response::conceptgroup{"$name.area"} },"rectangle:$area";
-    } else {
-      push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area";
-    }
-  } elsif ($target eq 'edit') {
-      $result=&Apache::edit::end_table();
-  }
-  return $result;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
+    my $result;
+    if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') {
+	my $name = $Apache::imageresponse::curname;
+	my $area = &Apache::lonxml::endredirection;
+	&Apache::lonxml::debug("out is $area for $name");
+	if ( $Apache::imageresponse::conceptgroup
+	     && !&Apache::response::showallfoils()) {
+	    push @{ $Apache::response::conceptgroup{"$name.area"} },"rectangle:$area";
+	} else {
+	    push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area";
+	}
+    } elsif ($target eq 'edit') {
+	$result=&Apache::edit::end_table();
+    }
+    return $result;
 }
 1;
 __END__

--albertel1064431258--