version 1.12.2.1, 2004/02/11 21:52:56
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version 1.14, 2004/01/12 19:53:54
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Line 34 use strict;
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Line 34 use strict;
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use Image::Magick; |
use Image::Magick; |
use Apache::Constants qw(:common); |
use Apache::Constants qw(:common); |
use Apache::loncommon(); |
use Apache::loncommon(); |
use GD; |
use GD(); |
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use GD::Polyline(); |
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sub get_image { |
sub get_image { |
my ($imgsrc,$set_trans)=@_; |
my ($imgsrc,$set_trans)=@_; |
Line 60 sub get_image {
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Line 61 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'); |
$r->send_http_header; |
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my (undef,$id) = split(/=/,$ENV{'QUERY_STRING'}); |
my (undef,$id) = split(/=/,$ENV{'QUERY_STRING'}); |
my $image=&get_image(&Apache::lonnet::unescape($ENV{"cgi.$id.BGIMG"}),0); |
my $image=&get_image(&Apache::lonnet::unescape($ENV{"cgi.$id.BGIMG"}),0); |
if (! defined($image)) { |
if (! defined($image)) { |
Line 85 sub handler {
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Line 85 sub handler {
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} |
} |
my $height=GD::Font->Giant->height; |
my $height=GD::Font->Giant->height; |
for(my $i=0;$i<$ENV{"cgi.$id.COUNT"};$i++) { |
for(my $i=0;$i<$ENV{"cgi.$id.COUNT"};$i++) { |
$image->string(gdGiantFont,$ENV{"cgi.$id.X$i"}, |
$image->string(GD::gdGiantFont,$ENV{"cgi.$id.X$i"}, |
$ENV{"cgi.$id.Y$i"}-$height, |
$ENV{"cgi.$id.Y$i"}-$height, |
&Apache::lonnet::unescape($ENV{"cgi.$id.LB$i"}),$black); |
&Apache::lonnet::unescape($ENV{"cgi.$id.LB$i"}),$black); |
} |
} |
Line 113 sub handler {
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Line 113 sub handler {
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$image->setThickness($width); |
$image->setThickness($width); |
$image->rectangle($x1,$y1,$x2,$y2,$imcolor); |
$image->rectangle($x1,$y1,$x2,$y2,$imcolor); |
} |
} |
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for(my $i=0;$i<$ENV{"cgi.$id.POLYCOUNT"};$i++) { |
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my ($color,$width,$open)=split(':',$ENV{"cgi.$id.POLYOPT$i"}); |
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my (undef,$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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my $polygon; |
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if ($open) { |
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$polygon = new GD::Polyline; |
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} else { |
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$polygon = new GD::Polygon; |
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} |
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foreach my $coord (split('-',$ENV{"cgi.$id.POLY$i"})) { |
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my ($x,$y)=($coord=~m/\(([0-9]+),([0-9]+)\)/); |
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$polygon->addPt($x,$y); |
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} |
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$image->setThickness($width); |
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if ($open) { |
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$image->polydraw($polygon,$imcolor); |
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} else { |
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$image->polygon($polygon,$imcolor); |
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} |
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} |
$image->setThickness(1); |
$image->setThickness(1); |
$r->print($image->png); |
$r->print($image->png); |
return OK; |
return OK; |