version 1.8, 2003/02/27 21:36:27
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version 1.12.2.1, 2004/02/11 21:52:56
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Line 50 sub get_image {
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Line 50 sub get_image {
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GD::Image->trueColor(1); |
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 60 sub get_image {
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Line 60 sub get_image {
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sub handler { |
sub handler { |
my $r = shift; |
my $r = shift; |
$r->content_type('image/png'); |
$r->content_type('image/png'); |
my (undef,$token) = split(/=/,$ENV{'QUERY_STRING'}); |
$r->send_http_header; |
&Apache::loncommon::get_unprocessed_cgi( |
my (undef,$id) = split(/=/,$ENV{'QUERY_STRING'}); |
&Apache::lonnet::unescape($ENV{'imagerequest.'.$token})); |
my $image=&get_image(&Apache::lonnet::unescape($ENV{"cgi.$id.BGIMG"}),0); |
my $image=&get_image($ENV{"form.BGIMG"},0); |
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if (! defined($image)) { |
if (! defined($image)) { |
&Apache::lonnet::logthis('Unable to create image object for '. |
&Apache::lonnet::logthis('Unable to create image object for -'.$id.'-'. |
$ENV{"form.BGIMG"}); |
$ENV{"cgi.$id.BGIMG"}); |
return OK; |
return OK; |
} |
} |
#binmode(STDOUT); |
#binmode(STDOUT); |
Line 74 sub handler {
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Line 73 sub handler {
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if (!($black=$image->colorResolve(0,0,0))) { |
if (!($black=$image->colorResolve(0,0,0))) { |
$black = $image->colorClosestHWB(0,0,0); |
$black = $image->colorClosestHWB(0,0,0); |
} |
} |
for(my $i=0;$i<$ENV{"form.ICOUNT"};$i++) { |
for(my $i=0;$i<$ENV{"cgi.$id.ICOUNT"};$i++) { |
my $subimage=&get_image($ENV{"form.IMG$i"},1); |
my $subimage=&get_image(&Apache::lonnet::unescape($ENV{"cgi.$id.IMG$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{"cgi.$id.BGIMG"}); |
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next; |
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} |
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$image->copy($subimage,$ENV{"cgi.$id.IX$i"},$ENV{"cgi.$id.IY$i"}, |
0,0,$subimage->getBounds()); |
0,0,$subimage->getBounds()); |
} |
} |
my $height=GD::Font->Giant->height; |
my $height=GD::Font->Giant->height; |
for(my $i=0;$i<$ENV{"form.COUNT"};$i++) { |
for(my $i=0;$i<$ENV{"cgi.$id.COUNT"};$i++) { |
$image->string(gdGiantFont,$ENV{"form.X$i"},$ENV{"form.Y$i"}-$height, |
$image->string(gdGiantFont,$ENV{"cgi.$id.X$i"}, |
$ENV{"form.LB$i"},$black); |
$ENV{"cgi.$id.Y$i"}-$height, |
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&Apache::lonnet::unescape($ENV{"cgi.$id.LB$i"}),$black); |
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} |
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for(my $i=0;$i<$ENV{"cgi.$id.LINECOUNT"};$i++) { |
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my ($x1,$y1,$x2,$y2,$color,$width)=split(':',$ENV{"cgi.$id.LINE$i"}); |
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my (undef,$red,undef,$green,undef,$blue)=split(/(..)/,$color); |
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$red=hex($red);$green=hex($green);$blue=hex($blue); |
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my $imcolor; |
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if (!($imcolor = $image->colorResolve($red,$green,$blue))) { |
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$imcolor = $image->colorClosestHWB($red,$green,$blue); |
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} |
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$image->setThickness($width); |
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$image->line($x1,$y1,$x2,$y2,$imcolor); |
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} |
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for(my $i=0;$i<$ENV{"cgi.$id.BOXCOUNT"};$i++) { |
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my ($x1,$y1,$x2,$y2,$color,$width)=split(':',$ENV{"cgi.$id.BOX$i"}); |
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if ($x1 > $x2) { my $temp=$x1;$x1=$x2;$x2=$temp; } |
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if ($y1 > $y2) { my $temp=$y1;$y1=$y2;$y2=$temp; } |
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my (undef,$red,undef,$green,undef,$blue)=split(/(..)/,$color); |
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$red=hex($red);$green=hex($green);$blue=hex($blue); |
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my $imcolor; |
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if (!($imcolor = $image->colorResolve($red,$green,$blue))) { |
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$imcolor = $image->colorClosestHWB($red,$green,$blue); |
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} |
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$image->setThickness($width); |
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$image->rectangle($x1,$y1,$x2,$y2,$imcolor); |
} |
} |
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$image->setThickness(1); |
$r->print($image->png); |
$r->print($image->png); |
return OK; |
return OK; |
} |
} |