version 1.196, 2004/01/28 20:41:15
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version 1.197, 2004/01/30 17:31:06
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Line 2085 sub start_img {
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Line 2085 sub start_img {
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} |
} |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src; |
$Apache::lonxml::extlinks[$#Apache::lonxml::extlinks+1]=$src; |
my $currentstring = ''; |
my $currentstring = ''; |
my $width_param = ''; |
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my $height_param = ''; |
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my $scaling = .3; |
my $scaling = .3; |
if ($target eq 'web') { |
if ($target eq 'web') { |
if ($ENV{'browser.imagesuppress'} ne 'on') { |
if ($ENV{'browser.imagesuppress'} ne 'on') { |
Line 2100 sub start_img {
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Line 2098 sub start_img {
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} |
} |
$currentstring.='[IMAGE: '.$alttag.']'; |
$currentstring.='[IMAGE: '.$alttag.']'; |
} |
} |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
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&image_replication($src); |
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} elsif ($target eq 'tex') { |
} elsif ($target eq 'tex') { |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
$src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src); |
&image_replication($src); |
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#if original gif/jpg/png file exist do following: |
#if original gif/jpg/png file exist do following: |
if (-e $src) { |
if (-e $src) { |
#defines the default size of image |
#what is the image size? |
my $image = Image::Magick->new; |
my $width_param=&image_size($src,$scaling,$parstack,$safeeval); |
my $current_figure = $image->Read($src); |
my ($file,$path)=&file_path($src); |
$width_param = $image->Get('width') * $scaling;; |
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$height_param = $image->Get('height') * $scaling;; |
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undef $image; |
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#do we have any specified size of the picture? |
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my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); |
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my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval); |
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my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval, |
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undef,1); |
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if ($TeXwidth ne '') { |
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if ($TeXwidth=~/(\d+)\s*\%/) { |
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$width_param = $1*$ENV{'form.textwidth'}/100; |
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} else { |
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$width_param = $TeXwidth; |
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} |
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} elsif ($TeXheight ne '') { |
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$width_param = $TeXheight/$height_param*$width_param; |
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} elsif ($width ne '') { |
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$width_param = $width*$scaling; |
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} |
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if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}} |
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my $file; |
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my $path; |
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if ($src =~ m!(.*)/([^/]*)$!) { |
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$file = $2; |
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$path = $1.'/'; |
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} |
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my $newsrc = $src; |
my $newsrc = $src; |
$newsrc =~ s/\.(gif|jpg|png)$/.eps/i; |
$newsrc =~ s/\.(gif|jpg|png)$/.eps/i; |
$file=~s/\.(gif|jpg|png)$/.eps/i; |
$file=~s/\.(gif|jpg|png)$/.eps/i; |
Line 3340 sub image_replication {
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Line 3309 sub image_replication {
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return ''; |
return ''; |
} |
} |
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sub image_size { |
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my ($src,$scaling,$parstack,$safeeval)=@_; |
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#size of image from gif/jpg/jpeg/png |
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my $image = Image::Magick->new; |
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my $current_figure = $image->Read($src); |
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my $width_param = $image->Get('width') * $scaling;; |
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my $height_param = $image->Get('height') * $scaling;; |
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undef $image; |
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#do we have any specified LaTeX size of the picture? |
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my $TeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval); |
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my $TeXheight = &Apache::lonxml::get_param('TeXheight',$parstack,$safeeval); |
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#do we have any specified web size of the picture? |
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my $width = &Apache::lonxml::get_param('width',$parstack,$safeeval, |
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undef,1); |
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if ($TeXwidth ne '') { |
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if ($TeXwidth=~/(\d+)\s*\%/) { |
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$width_param = $1*$ENV{'form.textwidth'}/100; |
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} else { |
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$width_param = $TeXwidth; |
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} |
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} elsif ($TeXheight ne '') { |
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$width_param = $TeXheight/$height_param*$width_param; |
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} elsif ($width ne '') { |
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$width_param = $width*$scaling; |
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} |
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if ($width_param > $ENV{'form.textwidth'}) {$width_param =0.95*$ENV{'form.textwidth'}} |
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return $width_param; |
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} |
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sub eps_generation { |
sub eps_generation { |
my ($src,$file,$width_param) = @_; |
my ($src,$file,$width_param) = @_; |
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"; |
my $filename = "/home/httpd/prtspool/$ENV{'user.name'}_$ENV{'user.domain'}_printout.dat"; |
Line 3354 sub eps_generation {
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Line 3352 sub eps_generation {
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return ' \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
return ' \graphicspath{{/home/httpd/prtspool'.$newsrc.'}}\includegraphics[width='.$width_param.' mm]{'.$file.'} '; |
} |
} |
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sub file_path { |
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my $src=shift; |
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my ($file,$path); |
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if ($src =~ m!(.*)/([^/]*)$!) { |
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$file = $2; |
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$path = $1.'/'; |
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} |
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return $file,$path; |
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} |
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sub recalc { |
sub recalc { |
my $argument = shift; |
my $argument = shift; |
if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';} |
if (not $argument=~/(mm|cm|in|pc|pt)/) {return $argument.' mm';} |