version 1.47, 2004/02/11 21:59:34
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version 1.51, 2004/03/08 23:23:04
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Line 31
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Line 31
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package Apache::imageresponse; |
package Apache::imageresponse; |
use strict; |
use strict; |
use Image::Magick; |
use Image::Magick(); |
use Apache::randomlylabel; |
use Apache::randomlylabel(); |
use Apache::londefdef; |
use Apache::londefdef(); |
use Apache::Constants qw(:common :http); |
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')); |
Line 49 sub start_imageresponse {
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Line 50 sub start_imageresponse {
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'polygon','conceptgroup')); |
'polygon','conceptgroup')); |
push (@Apache::lonxml::namespace,'imageresponse'); |
push (@Apache::lonxml::namespace,'imageresponse'); |
my $id = &Apache::response::start_response($parstack,$safeeval); |
my $id = &Apache::response::start_response($parstack,$safeeval); |
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undef(%Apache::response::foilnames); |
if ($target eq 'meta') { |
if ($target eq 'meta') { |
$result=&Apache::response::meta_package_write('imageresponse'); |
$result=&Apache::response::meta_package_write('imageresponse'); |
} elsif ($target eq 'analyze') { |
} elsif ($target eq 'analyze') { |
Line 65 sub end_imageresponse {
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Line 67 sub end_imageresponse {
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&Apache::lonxml::deregister('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
&Apache::lonxml::deregister('Apache::imageresponse',('foilgroup','foil','text','image','rectangle','conceptgroup')); |
my $result; |
my $result; |
if ($target eq 'edit') { $result=&Apache::edit::end_table(); } |
if ($target eq 'edit') { $result=&Apache::edit::end_table(); } |
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undef(%Apache::response::foilnames); |
return $result; |
return $result; |
} |
} |
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Line 112 sub prep_image {
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Line 115 sub prep_image {
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my $part=$Apache::inputtags::part; |
my $part=$Apache::inputtags::part; |
my $respid=$Apache::inputtags::response['-1']; |
my $respid=$Apache::inputtags::response['-1']; |
my $id=&Apache::loncommon::get_cgi_id(); |
my $id=&Apache::loncommon::get_cgi_id(); |
my %x; |
my (%x,$i); |
$x{"cgi.$id.BGIMG"}=&Apache::lonnet::escape($image); |
$x{"cgi.$id.BGIMG"}=&Apache::lonnet::escape($image); |
my ($x,$y)=split(/:/,$Apache::lonhomework::history{"resource.$part.$respid.submission"}); |
my ($x,$y)=split(/:/,$Apache::lonhomework::history{"resource.$part.$respid.submission"}); |
#draws 2 xs on the image at the clicked location |
#draws 2 xs on the image at the clicked location |
#one in white and then one in red on top of the one in white |
#one in white and then one in red on top of the one in white |
if (defined($x) && defined($y)) { |
if (defined($x) && $x=~/\S/ && defined($y) && $y =~/\S/) { |
$x{"cgi.$id.LINECOUNT"}=4; |
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my $length = 6; |
my $length = 6; |
my $width = 1; |
my $width = 1; |
my $extrawidth = 2; |
my $extrawidth = 2; |
$x{"cgi.$id.LINE0"}= |
my $xmin=($x-$length); |
join(':',(($x-$length),($y-$length),($x+$length),($y+$length), |
my $xmax=($x+$length); |
"FFFFFF",($width+$extrawidth))); |
my $ymin=($y-$length); |
$x{"cgi.$id.LINE1"}= |
my $ymax=($y+$length); |
join(':',(($x-$length),($y+$length),($x+$length),($y-$length), |
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"FFFFFF",($width+$extrawidth))); |
$x{"cgi.$id.OBJTYPE"}.='LINE:'; |
$x{"cgi.$id.LINE2"}= |
$i=$x{"cgi.$id.OBJCOUNT"}++; |
join(':',(($x-$length),($y-$length),($x+$length),($y+$length), |
$x{"cgi.$id.OBJ$i"}=join(':',(($xmin),($ymin),($xmax),($ymax), |
"FF0000",($width))); |
"FFFFFF",($width+$extrawidth))); |
$x{"cgi.$id.LINE3"}= |
$x{"cgi.$id.OBJTYPE"}.='LINE:'; |
join(':',(($x-$length),($y+$length),($x+$length),($y-$length), |
$i=$x{"cgi.$id.OBJCOUNT"}++; |
"FF0000",($width))); |
$x{"cgi.$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",($width))); |
} |
} |
if ($mode eq 'answer') { |
if ($mode eq 'answer') { |
my $width = 1; |
my $width = 1; |
Line 141 sub prep_image {
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Line 152 sub prep_image {
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my @areas = @{ $Apache::response::foilgroup{"$name.area"} }; |
my @areas = @{ $Apache::response::foilgroup{"$name.area"} }; |
foreach my $area (@areas) { |
foreach my $area (@areas) { |
if ($area=~/^rectangle:/) { |
if ($area=~/^rectangle:/) { |
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$x{"cgi.$id.OBJTYPE"}.='RECTANGLE:'; |
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$i=$x{"cgi.$id.OBJCOUNT"}++; |
my ($x1,$y1,$x2,$y2)= |
my ($x1,$y1,$x2,$y2)= |
($area=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/); |
($area=~m/rectangle:\(([0-9]+),([0-9]+)\)\-\(([0-9]+),([0-9]+)\)/); |
my $i=$x{"cgi.$id.BOXCOUNT"}++; |
$x{"cgi.$id.OBJ$i"}=join(':',($x1,$y1,$x2,$y2,"FFFFFF", |
$x{"cgi.$id.BOX$i"}=join(':',($x1,$y1,$x2,$y2,"FFFFFF", |
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($width+$extrawidth))); |
($width+$extrawidth))); |
$i=$x{"cgi.$id.BOXCOUNT"}++; |
$x{"cgi.$id.OBJTYPE"}.='RECTANGLE:'; |
$x{"cgi.$id.BOX$i"}=join(':',($x1,$y1,$x2,$y2,"00FF00",$width)); |
$i=$x{"cgi.$id.OBJCOUNT"}++; |
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$x{"cgi.$id.OBJ$i"}=join(':',($x1,$y1,$x2,$y2,"00FF00",$width)); |
} elsif ($area=~/^polygon:(.*)/) { |
} elsif ($area=~/^polygon:(.*)/) { |
my $i=$x{"cgi.$id.POLYCOUNT"}++; |
$x{"cgi.$id.OBJTYPE"}.='POLYGON:'; |
$x{"cgi.$id.POLYOPT$i"}=join(':',("FFFFFF",($width+$extrawidth))); |
$i=$x{"cgi.$id.OBJCOUNT"}++; |
$x{"cgi.$id.POLY$i"}=$1; |
$x{"cgi.$id.OBJ$i"}=join(':',("FFFFFF",($width+$extrawidth))); |
$i=$x{"cgi.$id.POLYCOUNT"}++; |
$x{"cgi.$id.OBJEXTRA$i"}=$1; |
$x{"cgi.$id.POLYOPT$i"}=join(':',("00FF00",$width)); |
$x{"cgi.$id.OBJTYPE"}.='POLYGON:'; |
$x{"cgi.$id.POLY$i"}=$1; |
$i=$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"}=$1; |
} |
} |
} |
} |
} |
} |
Line 203 sub displayfoils {
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Line 218 sub displayfoils {
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sub clean_up_image { |
sub clean_up_image { |
my ($image)=@_; |
my ($image)=@_; |
if ($image =~ /\s*<img\s*/) { |
if ($image =~ /\s*<img\s*/) { |
($image) = ($image =~ /src\s*=\s*\"([^\"]+)\"/i); |
($image) = ($image =~ /src\s*=\s*[\"\']([^\"\']+)[\"\']/i); |
if ($image !~ /^http:/) { |
if ($image !~ /^http:/) { |
$image=&Apache::lonnet::hreflocation('',$image); |
$image=&Apache::lonnet::hreflocation('',$image); |
} |
} |
Line 323 sub start_foil {
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Line 338 sub start_foil {
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$target eq 'analyze') { |
$target eq 'analyze') { |
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); |
my $name = &Apache::lonxml::get_param('name',$parstack,$safeeval); |
if ($name eq '') { $name=$Apache::lonxml::curdepth; } |
if ($name eq '') { $name=$Apache::lonxml::curdepth; } |
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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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} |
if ( $Apache::imageresponse::conceptgroup |
if ( $Apache::imageresponse::conceptgroup |
&& !&Apache::response::showallfoils()) { |
&& !&Apache::response::showallfoils()) { |
push(@{ $Apache::response::conceptgroup{'names'} }, $name); |
push(@{ $Apache::response::conceptgroup{'names'} }, $name); |
Line 611 sub end_polygon {
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Line 629 sub end_polygon {
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$target eq 'analyze') { |
$target eq 'analyze') { |
my $name = $Apache::imageresponse::curname; |
my $name = $Apache::imageresponse::curname; |
my $area = &Apache::lonxml::endredirection; |
my $area = &Apache::lonxml::endredirection; |
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$area=~s/\s*//g; |
&Apache::lonxml::debug("out is $area for $name"); |
&Apache::lonxml::debug("out is $area for $name"); |
if ( $Apache::imageresponse::conceptgroup |
if ( $Apache::imageresponse::conceptgroup |
&& !&Apache::response::showallfoils()) { |
&& !&Apache::response::showallfoils()) { |