version 1.4, 2002/12/16 14:41:15
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version 1.9, 2003/05/13 19:08:31
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Line 39 use GD;
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Line 39 use GD;
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sub get_image { |
sub get_image { |
my ($imgsrc,$set_trans)=@_; |
my ($imgsrc,$set_trans)=@_; |
my $image; |
my $image; |
if ($imgsrc !~ /\.(png|jpg|jpeg)$/) { |
if ($imgsrc !~ /\.(png|jpg|jpeg)$/i) { |
my $conv_image = Image::Magick->new; |
my $conv_image = Image::Magick->new; |
my $current_figure = $conv_image->Read('filename'=>$imgsrc); |
my $current_figure = $conv_image->Read('filename'=>$imgsrc); |
$conv_image->Set('magick'=>'png'); |
$conv_image->Set('magick'=>'png'); |
Line 47 sub get_image {
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Line 47 sub get_image {
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undef $conv_image; |
undef $conv_image; |
$image = GD::Image->new($blobs[0]); |
$image = GD::Image->new($blobs[0]); |
} else { |
} else { |
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GD::Image->trueColor(1); |
$image = GD::Image->new($imgsrc); |
$image = GD::Image->new($imgsrc); |
} |
} |
if ($set_trans) { |
if ($set_trans && defined($image)) { |
my $white=$image->colorExact(255,255,255); |
my $white=$image->colorExact(255,255,255); |
if ($white != -1) { $image->transparent($white); } |
if ($white != -1) { $image->transparent($white); } |
} |
} |
Line 62 sub handler {
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Line 63 sub handler {
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my (undef,$token) = split(/=/,$ENV{'QUERY_STRING'}); |
my (undef,$token) = split(/=/,$ENV{'QUERY_STRING'}); |
&Apache::loncommon::get_unprocessed_cgi( |
&Apache::loncommon::get_unprocessed_cgi( |
&Apache::lonnet::unescape($ENV{'imagerequest.'.$token})); |
&Apache::lonnet::unescape($ENV{'imagerequest.'.$token})); |
&Apache::lonnet::delenv('imagerequest\.'.$token); |
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my $image=&get_image($ENV{"form.BGIMG"},0); |
my $image=&get_image($ENV{"form.BGIMG"},0); |
if (! defined($image)) { |
if (! defined($image)) { |
&Apache::lonnet::logthis('Unable to create image object for '.$ENV{"form.BGIMG"}); |
&Apache::lonnet::logthis('Unable to create image object for '. |
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$ENV{"form.BGIMG"}); |
return OK; |
return OK; |
} |
} |
#binmode(STDOUT); |
#binmode(STDOUT); |
my $black = $image->colorAllocate(0,0,0); |
my $black; |
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if (!($black=$image->colorResolve(0,0,0))) { |
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$black = $image->colorClosestHWB(0,0,0); |
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} |
for(my $i=0;$i<$ENV{"form.ICOUNT"};$i++) { |
for(my $i=0;$i<$ENV{"form.ICOUNT"};$i++) { |
my $subimage=&get_image($ENV{"form.IMG$i"},1); |
my $subimage=&get_image($ENV{"form.IMG$i"},1); |
$image->copy($subimage,$ENV{"form.X$i"},$ENV{"form.Y$i"}, |
if (!defined($subimage)) { |
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&Apache::lonnet::logthis('Unable to create image object for '. |
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$ENV{"form.BGIMG"}); |
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next; |
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} |
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$image->copy($subimage,$ENV{"form.IX$i"},$ENV{"form.IY$i"}, |
0,0,$subimage->getBounds()); |
0,0,$subimage->getBounds()); |
} |
} |
my $height=GD::Font->Giant->height; |
my $height=GD::Font->Giant->height; |