version 1.28, 2003/05/06 15:48:55
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version 1.59, 2005/01/10 19:21:57
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# The LearningOnline Network with CAPA |
# The LearningOnline Network with CAPA |
# image click response style |
# image click response style |
# |
# |
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# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
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#FIXME LATER assumes multiple possible submissions but only one is possible |
#FIXME LATER assumes multiple possible submissions but only one is possible |
#currently |
#currently |
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package Apache::imageresponse; |
package Apache::imageresponse; |
use strict; |
use strict; |
use Image::Magick; |
use Image::Magick(); |
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use Apache::randomlylabel(); |
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use Apache::londefdef(); |
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use Apache::Constants qw(:common :http); |
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use Apache::lonlocal; |
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BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::imageresponse',('imageresponse')); |
&Apache::lonxml::register('Apache::imageresponse',('imageresponse')); |
} |
} |
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sub start_imageresponse { |
sub start_imageresponse { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result; |
my $result; |
#when in a radiobutton response use these |
#when in a radiobutton response use these |
&Apache::lonxml::register('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
&Apache::lonxml::register('Apache::imageresponse', |
push (@Apache::lonxml::namespace,'imageresponse'); |
('foilgroup','foil','text','image','rectangle', |
my $id = &Apache::response::start_response($parstack,$safeeval); |
'polygon','conceptgroup')); |
if ($target eq 'meta') { |
push (@Apache::lonxml::namespace,'imageresponse'); |
$result=&Apache::response::meta_package_write('imageresponse'); |
my $id = &Apache::response::start_response($parstack,$safeeval); |
} |
undef(%Apache::response::foilnames); |
return $result; |
if ($target eq 'meta') { |
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$result=&Apache::response::meta_package_write('imageresponse'); |
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} elsif ($target eq 'analyze') { |
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my $part_id="$Apache::inputtags::part.$id"; |
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push (@{ $Apache::lonhomework::analyze{"parts"} },$part_id); |
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} |
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return $result; |
} |
} |
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sub end_imageresponse { |
sub end_imageresponse { |
&Apache::response::end_response; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
pop @Apache::lonxml::namespace; |
&Apache::response::end_response; |
&Apache::lonxml::deregister('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
pop @Apache::lonxml::namespace; |
return ''; |
&Apache::lonxml::deregister('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
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my $result; |
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if ($target eq 'edit') { $result=&Apache::edit::end_table(); } |
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undef(%Apache::response::foilnames); |
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return $result; |
} |
} |
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%Apache::response::foilgroup=(); |
%Apache::response::foilgroup=(); |
sub start_foilgroup { |
sub start_foilgroup { |
%Apache::response::foilgroup=(); |
%Apache::response::foilgroup=(); |
$Apache::imageresponse::conceptgroup=0; |
$Apache::imageresponse::conceptgroup=0; |
&Apache::response::setrandomnumber(); |
&Apache::response::pushrandomnumber(); |
return ''; |
return ''; |
} |
} |
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sub getfoilcounts { |
sub getfoilcounts { |
my ($parstack,$safeeval)=@_; |
my ($parstack,$safeeval)=@_; |
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my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); |
my $max = &Apache::lonxml::get_param('max',$parstack,$safeeval,'-2'); |
# +1 since instructors will count from 1 |
# +1 since instructors will count from 1 |
my $count = $#{ $Apache::response::foilgroup{'names'} }+1; |
my $count = $#{ $Apache::response::foilgroup{'names'} }+1; |
if (&Apache::response::showallfoils()) { $max=$count; } |
#if (&Apache::response::showallfoils()) { $max=$count; } |
return ($count,$max); |
return ($count,$max); |
} |
} |
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sub whichfoils { |
sub whichfoils { |
my ($max)=@_; |
my ($max)=@_; |
if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; } |
if (!defined(@{ $Apache::response::foilgroup{'names'} })) { return; } |
my @names = @{ $Apache::response::foilgroup{'names'} }; |
my @names = @{ $Apache::response::foilgroup{'names'} }; |
my @whichopt =(); |
my @whichopt =(); |
while ((($#whichopt+1) < $max) && ($#names > -1)) { |
while ((($#whichopt+1) < $max) && ($#names > -1)) { |
&Apache::lonxml::debug("Have $#whichopt max is $max"); |
&Apache::lonxml::debug("Have $#whichopt max is $max"); |
my $aopt; |
my $aopt; |
if (&Apache::response::showallfoils()) { |
# if (&Apache::response::showallfoils()) { |
$aopt=0; |
# $aopt=0; |
} else { |
# } else { |
$aopt=int(&Math::Random::random_uniform() * ($#names+1)); |
$aopt=int(&Math::Random::random_uniform() * ($#names+1)); |
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# } |
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&Apache::lonxml::debug("From $#names elms, picking $aopt"); |
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$aopt=splice(@names,$aopt,1); |
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&Apache::lonxml::debug("Picked $aopt"); |
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push (@whichopt,$aopt); |
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} |
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return @whichopt; |
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} |
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sub prep_image { |
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my ($image,$mode,$name)=@_; |
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my $part=$Apache::inputtags::part; |
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my $respid=$Apache::inputtags::response['-1']; |
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my $id=&Apache::loncommon::get_cgi_id(); |
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my (%x,$i); |
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$x{"cgi.$id.BGIMG"}=&Apache::lonnet::escape($image); |
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my ($x,$y)=split(/:/,$Apache::lonhomework::history{"resource.$part.$respid.submission"}); |
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#draws 2 xs on the image at the clicked location |
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#one in white and then one in red on top of the one in white |
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if (defined($x) && $x=~/\S/ && defined($y) && $y =~/\S/ && !&Apache::response::show_answer()) { |
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my $length = 6; |
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my $width = 1; |
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my $extrawidth = 2; |
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my $xmin=($x-$length); |
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my $xmax=($x+$length); |
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my $ymin=($y-$length); |
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my $ymax=($y+$length); |
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$x{"cgi.$id.OBJTYPE"}.='LINE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',(($xmin),($ymin),($xmax),($ymax), |
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"FFFFFF",($width+$extrawidth))); |
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$x{"cgi.$id.OBJTYPE"}.='LINE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',(($xmin),($ymax),($xmax),($ymin), |
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"FFFFFF",($width+$extrawidth))); |
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$x{"cgi.$id.OBJTYPE"}.='LINE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',(($xmin),($ymin),($xmax),($ymax), |
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"FF0000",($width))); |
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$x{"cgi.$id.OBJTYPE"}.='LINE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',(($xmin),($ymax),($xmax),($ymin), |
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"FF0000",($width))); |
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} |
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if ($mode eq 'answer') { |
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my $width = 1; |
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my $extrawidth = 2; |
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my @areas = @{ $Apache::response::foilgroup{"$name.area"} }; |
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foreach my $area (@areas) { |
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if ($area=~/^rectangle:/) { |
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$x{"cgi.$id.OBJTYPE"}.='RECTANGLE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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my ($x1,$y1,$x2,$y2)= |
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($area=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/); |
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$x{"cgi.$id.OBJ$i"}=join(':',($x1,$y1,$x2,$y2,"FFFFFF", |
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($width+$extrawidth))); |
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$x{"cgi.$id.OBJTYPE"}.='RECTANGLE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',($x1,$y1,$x2,$y2,"00FF00",$width)); |
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} elsif ($area=~/^polygon:(.*)/) { |
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$x{"cgi.$id.OBJTYPE"}.='POLYGON:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',("FFFFFF",($width+$extrawidth))); |
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$x{"cgi.$id.OBJEXTRA$i"}=$1; |
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$x{"cgi.$id.OBJTYPE"}.='POLYGON:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',("00FF00",$width)); |
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$x{"cgi.$id.OBJEXTRA$i"}=$1; |
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} |
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} |
} |
} |
&Apache::lonxml::debug("From $#names elms, picking $aopt"); |
&Apache::lonnet::appenv(%x); |
$aopt=splice(@names,$aopt,1); |
return $id; |
&Apache::lonxml::debug("Picked $aopt"); |
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push (@whichopt,$aopt); |
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} |
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return @whichopt; |
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} |
} |
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sub displayfoils { |
sub displayfoils { |
my ($target,@whichopt) = @_; |
my ($target,@whichopt) = @_; |
my $result =''; |
my $result =''; |
my $name; |
my $name; |
my $temp=1; |
my $temp=1; |
foreach $name (@whichopt) { |
foreach $name (@whichopt) { |
$result.=$Apache::response::foilgroup{"$name.text"}; |
$result.=$Apache::response::foilgroup{"$name.text"}; |
&Apache::lonxml::debug("Text is $result"); |
&Apache::lonxml::debug("Text is $result"); |
if ($target eq 'tex') {$result.="\\vskip 0 mm \n";} else {$result.="<br />\n";} |
if ($target eq 'tex') {$result.="\\vskip 0 mm \n";} else {$result.="<br />\n";} |
my $image=$Apache::response::foilgroup{"$name.image"}; |
my $image=$Apache::response::foilgroup{"$name.image"}; |
&Apache::lonxml::debug("image is $image"); |
&Apache::lonxml::debug("image is $image"); |
if ($Apache::lonhomework::history{"resource.$Apache::inputtags::part.solved"} =~ /^correct/ ) { |
if ( $target eq 'web' && $image !~ /^http:/ ) { |
if ($target eq 'tex') { |
$image=&clean_up_image($image); |
$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n"; |
} |
} else { |
&Apache::lonxml::debug("image is $image"); |
$result.="<img src=\"$image\"/> <br />\n"; |
if ( &Apache::response::show_answer() ) { |
} |
if ($target eq 'tex') { |
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$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n"; |
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} else { |
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my $token=&prep_image($image,'answer',$name); |
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$result.="<img src=\"/adm/randomlabel.png?token=$token\" /><br />\n"; |
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} |
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} else { |
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if ($target eq 'tex') { |
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$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n"; |
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} else { |
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my $id=$Apache::inputtags::response['-1']; |
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my $token=&prep_image($image); |
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my $temp=1; |
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$result.="<input type=\"image\" name=\"HWVAL_$id:$temp\" ". |
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"src=\"/adm/randomlabel.png?token=$token\" /><br />\n"; |
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} |
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} |
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$temp++; |
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} |
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return $result; |
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} |
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sub clean_up_image { |
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my ($image)=@_; |
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if ($image =~ /\s*<img\s*/) { |
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($image) = ($image =~ /src\s*=\s*[\"\']([^\"\']+)[\"\']/i); |
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if ($image !~ /^http:/) { |
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$image=&Apache::lonnet::hreflocation('',$image); |
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} |
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if (!$image) { |
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$image='/home/httpd/html/adm/lonKaputt/lonlogo_broken.gif'; |
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} |
} else { |
} else { |
if ($target eq 'tex') { |
$image=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$image); |
$result.=$Apache::response::foilgroup{"$name.image"}."\\vskip 0 mm \n"; |
if (&Apache::lonnet::repcopy($image) ne OK) { |
} else { |
$image='/home/httpd/html/adm/lonKaputt/lonlogo_broken.gif'; |
$result.="<input type=\"image\" name=\"HWVAL_$Apache::inputtags::response['-1']:$temp\" src=\"$image\"/> <br />\n"; |
} |
} |
} |
} |
return $image; |
$temp++; |
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} |
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return $result; |
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} |
} |
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sub gradefoils { |
sub gradefoils { |
my (@whichopt) = @_; |
my (@whichopt) = @_; |
my $x; |
my $x; |
my $y; |
my $y; |
my $result; |
my $result; |
my $id=$Apache::inputtags::response['-1']; |
my $id=$Apache::inputtags::response['-1']; |
my $temp=1; |
my $temp=1; |
foreach my $name (@whichopt) { |
foreach my $name (@whichopt) { |
$x=$ENV{"form.HWVAL_$id:$temp.x"}; |
$x=$ENV{"form.HWVAL_$id:$temp.x"}; |
$y=$ENV{"form.HWVAL_$id:$temp.y"}; |
$y=$ENV{"form.HWVAL_$id:$temp.y"}; |
&Apache::lonxml::debug("Got a x of $x and a y of $y for $name"); |
&Apache::lonxml::debug("Got a x of $x and a y of $y for $name"); |
if (defined(@{ $Apache::response::foilgroup{"$name.area"} })) { |
if (defined($x) && defined($y) && |
my @areas = @{ $Apache::response::foilgroup{"$name.area"} }; |
defined(@{ $Apache::response::foilgroup{"$name.area"} })) { |
my $grade="INCORRECT"; |
my @areas = @{ $Apache::response::foilgroup{"$name.area"} }; |
foreach my $area (@areas) { |
my $grade="INCORRECT"; |
&Apache::lonxml::debug("Area is $area for $name"); |
foreach my $area (@areas) { |
$area =~ m/([a-z]*):/; |
&Apache::lonxml::debug("Area is $area for $name"); |
&Apache::lonxml::debug("Area of type $1"); |
$area =~ m/([a-z]*):/; |
if ($1 eq 'rectangle') { |
&Apache::lonxml::debug("Area of type $1"); |
$grade=&grade_rectangle($area,$x,$y); |
if ($1 eq 'rectangle') { |
} else { |
$grade=&grade_rectangle($area,$x,$y); |
&Apache::lonxml::error("Unknown area style $area"); |
} elsif ($1 eq 'polygon') { |
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$grade=&grade_polygon($area,$x,$y); |
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} else { |
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&Apache::lonxml::error("Unknown area style $area"); |
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} |
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&Apache::lonxml::debug("Area said $grade"); |
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if ($grade eq 'APPROX_ANS') { last; } |
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} |
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&Apache::lonxml::debug("Foil was $grade"); |
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if ($grade eq 'INCORRECT') { $result= 'INCORRECT'; } |
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if (($grade eq 'APPROX_ANS') && ($result ne 'APPROX_ANS')) { $result=$grade; } |
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&Apache::lonxml::debug("Question is $result"); |
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$temp++; |
} |
} |
&Apache::lonxml::debug("Area said $grade"); |
} |
if ($grade eq 'APPROX_ANS') { last; } |
if ($result |
} |
&& $Apache::lonhomework::type eq 'survey') { $result='SUBMITTED'; } |
&Apache::lonxml::debug("Foil was $grade"); |
$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}="$x:$y"; |
if ($grade eq 'INCORRECT') { $result= 'INCORRECT'; } |
$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$result; |
if (($grade eq 'APPROX_ANS') && ($result ne 'APPROX_ANS')) { $result=$grade; } |
return ''; |
&Apache::lonxml::debug("Question is $result"); |
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$temp++; |
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} |
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} |
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$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}="$x:$y"; |
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$Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$result; |
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return ''; |
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} |
} |
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sub end_foilgroup { |
sub end_foilgroup { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
my @whichopt; |
my @whichopt; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
my ($count,$max) = &getfoilcounts($parstack,$safeeval); |
$target eq 'analyze') { |
if ($count>$max) { $count=$max } |
my ($count,$max) = &getfoilcounts($parstack,$safeeval); |
&Apache::lonxml::debug("Count is $count from $max"); |
if ($count>$max) { $count=$max } |
@whichopt = &whichfoils($max); |
&Apache::lonxml::debug("Count is $count from $max"); |
if ($target eq 'web' || $target eq 'tex') { |
@whichopt = &whichfoils($max); |
$result=&displayfoils($target,@whichopt); |
if ($target eq 'web' || $target eq 'tex') { |
} elsif ($target eq 'grade') { |
$result=&displayfoils($target,@whichopt); |
if ( defined $ENV{'form.submitted'}) { &gradefoils(@whichopt); } |
} elsif ($target eq 'grade') { |
} |
if ( defined $ENV{'form.submitted'}) { &gradefoils(@whichopt); } |
} elsif ($target eq 'edit') { |
} elsif ( $target eq 'analyze') { |
$result=&Apache::edit::end_table(); |
&Apache::response::analyze_store_foilgroup(\@whichopt, |
} |
['text','image','area']); |
return $result; |
} |
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} elsif ($target eq 'edit') { |
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$result=&Apache::edit::end_table(); |
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} |
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&Apache::response::poprandomnumber(); |
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return $result; |
} |
} |
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sub start_conceptgroup { |
sub start_conceptgroup { |
$Apache::imageresponse::conceptgroup=1; |
$Apache::imageresponse::conceptgroup=1; |
%Apache::response::conceptgroup=(); |
%Apache::response::conceptgroup=(); |
return ''; |
return ''; |
} |
} |
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sub end_conceptgroup { |
sub end_conceptgroup { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
$Apache::imageresponse::conceptgroup=0; |
$Apache::imageresponse::conceptgroup=0; |
my $result; |
my $result; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
if (defined(@{ $Apache::response::conceptgroup{'names'} })) { |
$target eq 'analyze') { |
my @names = @{ $Apache::response::conceptgroup{'names'} }; |
&Apache::response::pick_foil_for_concept($target, |
my $pick=int(&Math::Random::random_uniform() * ($#names+1)); |
['area','text','image'], |
my $name=$names[$pick]; |
\%Apache::hint::image, |
if (defined(@{ $Apache::response::conceptgroup{"$name.area"} })) { |
$parstack,$safeeval); |
push @{ $Apache::response::foilgroup{'names'} }, $name; |
} elsif ($target eq 'edit') { |
$Apache::response::foilgroup{"$name.text"} = $Apache::response::conceptgroup{"$name.text"}; |
$result=&Apache::edit::end_table(); |
$Apache::response::foilgroup{"$name.image"} = $Apache::response::conceptgroup{"$name.image"}; |
} |
push(@{ $Apache::response::foilgroup{"$name.area"} }, @{ $Apache::response::conceptgroup{"$name.area"} }); |
return $result; |
my $concept = &Apache::lonxml::get_param('concept',$parstack,$safeeval); |
} |
$Apache::response::foilgroup{"$name.concept"} = $concept; |
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&Apache::lonxml::debug("Selecting $name in $concept"); |
sub insert_foil { |
} |
return ' |
} |
<foil> |
} elsif ($target eq 'edit') { |
<image></image> |
$result=&Apache::edit::end_table(); |
<text></text> |
} |
<rectangle></rectangle> |
return $result; |
</foil> |
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'; |
} |
} |
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$Apache::imageresponse::curname=''; |
$Apache::imageresponse::curname=''; |
sub start_foil { |
sub start_foil { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); |
$target eq 'analyze') { |
if ($name eq '') { $name=$Apache::lonxml::curdepth; } |
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); |
if ( $Apache::imageresponse::conceptgroup |
if (!$name) { |
&& !&Apache::response::showallfoils()) { |
&Apache::lonxml::error("Foils without names exist. This can cause problems to malfunction."); |
push(@{ $Apache::response::conceptgroup{'names'} }, $name); |
$name=$Apache::lonxml::curdepth; |
} else { |
} |
push(@{ $Apache::response::foilgroup{'names'} }, $name); |
if (defined($Apache::response::foilnames{$name})) { |
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&Apache::lonxml::error(&mt("Foil name <b><tt>[_1]</tt></b> appears more than once. Foil names need to be unique.",$name)); |
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} |
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$Apache::response::foilnames{$name}++; |
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if ( $Apache::imageresponse::conceptgroup |
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#&& !&Apache::response::showallfoils() |
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) { |
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push(@{ $Apache::response::conceptgroup{'names'} }, $name); |
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} else { |
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push(@{ $Apache::response::foilgroup{'names'} }, $name); |
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} |
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$Apache::imageresponse::curname=$name; |
} |
} |
$Apache::imageresponse::curname=$name; |
return ''; |
} |
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return ''; |
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} |
} |
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sub end_foil { |
sub end_foil { |
Line 241 sub end_foil {
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Line 370 sub end_foil {
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} |
} |
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sub start_text { |
sub start_text { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') { |
&Apache::lonxml::startredirection; |
&Apache::lonxml::startredirection; |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
my $descr=&Apache::lonxml::get_all_text('/text',$parser); |
my $descr=&Apache::lonxml::get_all_text('/text',$parser); |
$result=&Apache::edit::tag_start($target,$token,'Task Description'). |
$result=&Apache::edit::tag_start($target,$token,'Task Description'). |
&Apache::edit::editfield($token->[1],$descr,'Text',60,2). |
&Apache::edit::editfield($token->[1],$descr,'Text',60,2). |
&Apache::edit::end_row(); |
&Apache::edit::end_row(); |
} elsif ($target eq "modified") { |
} elsif ($target eq "modified") { |
my $descr=&Apache::lonxml::get_all_text('/text',$parser); |
$result=$token->[4].&Apache::edit::modifiedfield('/text',$parser); |
$result=$token->[4].&Apache::edit::modifiedfield($token); |
} |
&Apache::lonxml::debug($result); |
return $result; |
} |
|
return $result; |
|
} |
} |
|
|
sub end_text { |
sub end_text { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result; |
my $result; |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') { |
my $name = $Apache::imageresponse::curname; |
my $name = $Apache::imageresponse::curname; |
if ( $Apache::imageresponse::conceptgroup |
if ( $Apache::imageresponse::conceptgroup |
&& !&Apache::response::showallfoils() ) { |
#&& !&Apache::response::showallfoils() |
$Apache::response::conceptgroup{"$name.text"} = &Apache::lonxml::endredirection; |
) { |
} else { |
$Apache::response::conceptgroup{"$name.text"} = &Apache::lonxml::endredirection; |
$Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection; |
} else { |
|
$Apache::response::foilgroup{"$name.text"} = &Apache::lonxml::endredirection; |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
} |
} |
} elsif ($target eq 'edit') { |
return $result; |
$result=&Apache::edit::end_table(); |
|
} |
|
return $result; |
|
} |
} |
|
|
sub start_image { |
sub start_image { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'tex' || $target eq 'analyze') { |
&Apache::lonxml::startredirection; |
&Apache::lonxml::startredirection; |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
my $bgimg=&Apache::lonxml::get_all_text('/image',$parser); |
my $bgimg=&Apache::lonxml::get_all_text('/image',$parser); |
$Apache::edit::bgimgsrc=$bgimg; |
$Apache::edit::bgimgsrc=$bgimg; |
$Apache::edit::bgimgsrcdepth=$Apache::lonxml::curdepth; |
$Apache::edit::bgimgsrcdepth=$Apache::lonxml::curdepth; |
|
|
$result=&Apache::edit::tag_start($target,$token,'Clickable Image'). |
$result=&Apache::edit::tag_start($target,$token,'Clickable Image'). |
&Apache::edit::editline($token->[1],$bgimg,'Image Source File',40); |
&Apache::edit::editline($token->[1],$bgimg,'Image Source File',40); |
$result.=&Apache::edit::browse(undef,'textnode').' '; |
$result.=&Apache::edit::browse(undef,'textnode').' '; |
$result.=&Apache::edit::search(undef,'textnode'). |
$result.=&Apache::edit::search(undef,'textnode'). |
&Apache::edit::end_row(); |
&Apache::edit::end_row(); |
} elsif ($target eq "modified") { |
} elsif ($target eq "modified") { |
my $bgimg=&Apache::lonxml::get_all_text('/image',$parser); |
$result=$token->[4].&Apache::edit::modifiedfield('/image',$parser); |
$result=$token->[4].&Apache::edit::modifiedfield($token); |
} |
&Apache::lonxml::debug($result); |
return $result; |
} |
|
return $result; |
|
} |
} |
|
|
sub end_image { |
sub end_image { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result; |
my $result; |
my $name = $Apache::imageresponse::curname; |
my $name = $Apache::imageresponse::curname; |
if ($target eq 'web') { |
if ($target eq 'web') { |
my $image = &Apache::lonxml::endredirection; |
my $image = &Apache::lonxml::endredirection; |
&Apache::lonxml::debug("out is $image"); |
&Apache::lonxml::debug("original image is $image"); |
if ( $Apache::imageresponse::conceptgroup |
if ( $Apache::imageresponse::conceptgroup |
&& !&Apache::response::showallfoils()) { |
#&& !&Apache::response::showallfoils() |
$Apache::response::conceptgroup{"$name.image"} = $image; |
) { |
} else { |
$Apache::response::conceptgroup{"$name.image"} = $image; |
$Apache::response::foilgroup{"$name.image"} = $image; |
} else { |
} |
$Apache::response::foilgroup{"$name.image"} = $image; |
} elsif ($target eq 'edit') { |
} |
$result=&Apache::edit::end_table(); |
} elsif ($target eq 'analyze') { |
} elsif ($target eq 'tex') { |
my $image = &Apache::lonxml::endredirection; |
my $src = &Apache::lonxml::endredirection; |
if ( $Apache::imageresponse::conceptgroup |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
#&& !&Apache::response::showallfoils() |
my $width_param = ''; |
) { |
my $height_param = ''; |
$Apache::response::conceptgroup{"$name.image"} = $image; |
my $scaling = .3; |
} else { |
my $image = Image::Magick->new; |
$Apache::response::foilgroup{"$name.image"} = $image; |
my $current_figure = $image->Read($src); |
} |
$width_param = $image->Get('width') * $scaling;; |
} elsif ($target eq 'edit') { |
$height_param = $image->Get('height') * $scaling;; |
$result=&Apache::edit::end_table(); |
undef $image; |
} elsif ($target eq 'tex') { |
my $epssrc = $src; |
my $src = &Apache::lonxml::endredirection; |
$epssrc =~ s/(\.gif|\.jpg)$/\.eps/i; |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
if (not -e $epssrc) { |
my $width_param = ''; |
my $localfile = $epssrc; |
my $height_param = ''; |
$localfile =~ s/.*(\/res)/$1/; |
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 $file; |
my $path; |
my $path; |
if ($localfile =~ m!(.*)/([^/]*)$!) { |
if ($src =~ m!(.*)/([^/]*)$!) { |
$file = $2; |
$file = $2; |
$path = $1.'/'; |
$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 $newsrc = $src; |
my $eps_file = &Apache::lonnet::getfile($localfile); |
$newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i; |
} else { |
$file=~s/(\.gif|\.jpg|\.jpeg)$/\.eps/i; |
$localfile = $src; |
#do we have any specified size of the picture? |
$localfile =~ s/.*(\/res)/$1/; |
my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); |
my $as = &Apache::lonnet::getfile($src); |
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; |
} |
} |
} |
$width_param=&Apache::randomlabel::adjust_textwidth($width_param); |
my $file; |
#where can we find the picture? |
my $path; |
if (-e $newsrc) { |
if ($src =~ m!(.*)/([^/]*)$!) { |
if ($path) { |
$file = $2; |
$Apache::response::foilgroup{"$name.image"} ='\vskip 0 mm \noindent\graphicspath{{'.$path.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
$path = $1.'/'; |
} |
} |
} else { |
my $newsrc = $src; |
#care about eps dynamical generation |
$newsrc =~ s/(\.gif|\.jpg|\.jpeg)$/\.eps/i; |
$Apache::response::foilgroup{"$name.image"}='\vskip 0 mm '.&Apache::londefdef::eps_generation($src,$file,$width_param); |
$file=~s/(\.gif|\.jpg|\.jpeg)$/\.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; |
return $result; |
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 $result; |
|
} |
} |
|
|
sub start_rectangle { |
sub start_rectangle { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
&Apache::lonxml::startredirection; |
$target eq 'analyze') { |
} elsif ($target eq 'edit') { |
&Apache::lonxml::startredirection; |
my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser); |
} elsif ($target eq 'edit') { |
$result=&Apache::edit::tag_start($target,$token,'Rectangle'). |
my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser); |
&Apache::edit::editline($token->[1],$coords,'Coordinate Pairs',40). |
$result=&Apache::edit::tag_start($target,$token,'Rectangle'). |
&Apache::edit::entercoordpair(undef,'textnode'). |
&Apache::edit::editline($token->[1],$coords,'Coordinate Pairs',40). |
&Apache::edit::end_row(); |
&Apache::edit::entercoord(undef,'textnode',undef,undef,'box'). |
} elsif ($target eq "modified") { |
&Apache::edit::end_row(); |
my $coords=&Apache::lonxml::get_all_text('/rectangle',$parser); |
} elsif ($target eq "modified") { |
$result=$token->[4].&Apache::edit::modifiedfield($token); |
&Apache::edit::deletecoorddata(); |
&Apache::lonxml::debug($result); |
$result=$token->[4].&Apache::edit::modifiedfield('/rectangle',$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
sub grade_rectangle { |
sub grade_rectangle { |
my ($spec,$x,$y) = @_; |
my ($spec,$x,$y) = @_; |
&Apache::lonxml::debug("Spec is $spec"); |
&Apache::lonxml::debug("Spec is $spec"); |
$spec=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/; |
my ($x1,$y1,$x2,$y2)=($spec=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/); |
my $x1=$1; |
&Apache::lonxml::debug("Point $x1,$y1,$x2,$y2"); |
my $y1=$2; |
if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; } |
my $x2=$3; |
if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; } |
my $y2=$4; |
if (($x >= $x1) && ($x <= $x2) && ($y >= $y1) && ($y <= $y2)) { |
&Apache::lonxml::debug("Point $x1,$y1,$x2,$y2"); |
return 'APPROX_ANS'; |
if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; } |
} |
if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; } |
return 'INCORRECT'; |
if (($x >= $x1) && ($x <= $x2) && ($y >= $y1) && ($y <= $y2)) { |
|
return 'APPROX_ANS'; |
|
} |
|
return 'INCORRECT'; |
|
} |
} |
|
|
sub end_rectangle { |
sub end_rectangle { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result; |
my $result; |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex') { |
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
my $name = $Apache::imageresponse::curname; |
$target eq 'analyze') { |
my $area = &Apache::lonxml::endredirection; |
my $name = $Apache::imageresponse::curname; |
&Apache::lonxml::debug("out is $area for $name"); |
my $area = &Apache::lonxml::endredirection; |
if ( $Apache::imageresponse::conceptgroup |
$area=~s/\s//g; |
&& !&Apache::response::showallfoils()) { |
&Apache::lonxml::debug("out is $area for $name"); |
push @{ $Apache::response::conceptgroup{"$name.area"} },"rectangle:$area"; |
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 $result; |
|
} |
|
|
|
sub start_polygon { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
|
$target eq 'analyze') { |
|
&Apache::lonxml::startredirection; |
|
} elsif ($target eq 'edit') { |
|
my $coords=&Apache::lonxml::get_all_text('/polygon',$parser); |
|
$result=&Apache::edit::tag_start($target,$token,'Polygon'). |
|
&Apache::edit::editline($token->[1],$coords,'Coordinate list',40). |
|
&Apache::edit::entercoord(undef,'textnode',undef,undef,'polygon'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq "modified") { |
|
$result=$token->[4].&Apache::edit::modifiedfield('/polygon',$parser); |
|
} |
|
return $result; |
|
} |
|
|
|
sub grade_polygon { |
|
my ($spec,$x,$y) = @_; |
|
&Apache::lonxml::debug("Spec is $spec"); |
|
$spec=~s/^polygon://; |
|
my @polygon; |
|
foreach my $coord (split('-',$spec)) { |
|
my ($x,$y)=($coord=~m/\(([0-9]+),([0-9]+)\)/); |
|
&Apache::lonxml::debug("x $x y $y"); |
|
push @polygon, {'x'=>$x,'y'=>$y}; |
|
} |
|
#make end point start point |
|
push @polygon, $polygon[0]; |
|
# cribbed from |
|
# http://geometryalgorithms.com/Archive/algorithm_0103/algorithm_0103.htm |
|
my $crossing = 0; # the crossing number counter |
|
|
|
# loop through all edges of the polygon |
|
for (my $i=0; $i<$#polygon; $i++) { # edge from V[i] to V[i+1] |
|
if ((($polygon[$i]->{'y'} <= $y) |
|
&& ($polygon[$i+1]->{'y'} > $y)) # an upward crossing |
|
|| |
|
(($polygon[$i]->{'y'} > $y) |
|
&& ($polygon[$i+1]->{'y'} <= $y))) { # a downward crossing |
|
# compute the actual edge-ray intersect x-coordinate |
|
my $vt = ($y - $polygon[$i]->{'y'}) |
|
/ ($polygon[$i+1]->{'y'} - $polygon[$i]->{'y'}); |
|
if ($x < $polygon[$i]->{'x'} + $vt * |
|
($polygon[$i+1]->{'x'} - $polygon[$i]->{'x'})) { # x<intersect |
|
$crossing++; # a valid crossing of y=P.y right of P.x |
|
} |
|
} |
|
} |
|
|
|
# 0 if even (out), and 1 if odd (in) |
|
if ($crossing%2) { |
|
return 'APPROX_ANS'; |
} else { |
} else { |
push @{ $Apache::response::foilgroup{"$name.area"} },"rectangle:$area"; |
return 'INCORRECT'; |
|
} |
|
} |
|
|
|
sub end_polygon { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result; |
|
if ($target eq 'web' || $target eq 'grade' || $target eq 'tex' || |
|
$target eq 'analyze') { |
|
my $name = $Apache::imageresponse::curname; |
|
my $area = &Apache::lonxml::endredirection; |
|
$area=~s/\s*//g; |
|
&Apache::lonxml::debug("out is $area for $name"); |
|
if ( $Apache::imageresponse::conceptgroup |
|
#&& !&Apache::response::showallfoils() |
|
) { |
|
push @{ $Apache::response::conceptgroup{"$name.area"} },"polygon:$area"; |
|
} else { |
|
push @{ $Apache::response::foilgroup{"$name.area"} },"polygon:$area"; |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
} |
} |
} elsif ($target eq 'edit') { |
return $result; |
$result=&Apache::edit::end_table(); |
|
} |
|
return $result; |
|
} |
} |
1; |
1; |
__END__ |
__END__ |