version 1.125, 2007/08/03 17:44:35
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version 1.135, 2008/03/19 21:09:09
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Line 36 use Apache::response;
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Line 36 use Apache::response;
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use Apache::lonxml; |
use Apache::lonxml; |
use Apache::edit; |
use Apache::edit; |
use Apache::lonnet; |
use Apache::lonnet; |
use lib '/home/httpd/lib/perl/'; |
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use LONCAPA; |
use LONCAPA; |
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use vars qw/$weboutputformat $versionstring/; |
use vars qw/$weboutputformat $version/; |
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Line 49 BEGIN {
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Line 48 BEGIN {
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# |
# |
# Determine the version of GNUPLOT |
# Determine the version of GNUPLOT |
$weboutputformat = 'gif'; |
$weboutputformat = 'gif'; |
$versionstring = `gnuplot --version 2>/dev/null`; |
my $versionstring = `gnuplot --version 2>/dev/null`; |
if ($versionstring =~ /^gnuplot 4/) { |
($version) = ($versionstring =~ /^gnuplot ([\d.]+)/); |
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if ($version >= 4) { |
$weboutputformat = 'png'; |
$weboutputformat = 'png'; |
} |
} |
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Line 91 BEGIN {
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Line 91 BEGIN {
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my $max_str_len = 50; # if a label, title, xlabel, or ylabel text |
my $max_str_len = 50; # if a label, title, xlabel, or ylabel text |
# is longer than this, it will be truncated. |
# is longer than this, it will be truncated. |
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my %linetypes = |
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( |
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solid => 1, |
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dashed => 0 |
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); |
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my %linestyles = |
my %linestyles = |
( |
( |
lines => 2, # Maybe this will be used in the future |
lines => 2, # Maybe this will be used in the future |
Line 208 my %gnuplot_defaults =
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Line 214 my %gnuplot_defaults =
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test => $sml_test, |
test => $sml_test, |
description => 'Font size to use in web output (pts)', |
description => 'Font size to use in web output (pts)', |
edit_type => 'choice', |
edit_type => 'choice', |
choices => [['5','5 (small)'],'7',['9','9 (medium)'],'10','12',['15','15 (large)']] |
choices => [['5','5 (small)'],'6','7','8',['9','9 (medium)'],'10',['11','11 (large)'],'12','15'] |
}, |
}, |
fontface => { |
fontface => { |
default => 'sans-serif', |
default => 'sans-serif', |
Line 385 my %label_defaults =
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Line 391 my %label_defaults =
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description => 'justification of the label text on the plot', |
description => 'justification of the label text on the plot', |
edit_type => 'choice', |
edit_type => 'choice', |
choices => ['left','right','center'] |
choices => ['left','right','center'] |
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}, |
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rotate => { |
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default => 0, |
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test => $real_test, |
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description => 'Rotation of label (degrees)', |
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edit_type => 'entry', |
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size => '10', |
} |
} |
); |
); |
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Line 435 my %tic_defaults =
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Line 448 my %tic_defaults =
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}, |
}, |
); |
); |
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my @axis_edit_order = ('color','xmin','xmax','ymin','ymax'); |
my @axis_edit_order = ('color','xmin','xmax','ymin','ymax','xformat', 'yformat'); |
my %axis_defaults = |
my %axis_defaults = |
( |
( |
color => { |
color => { |
Line 472 my %axis_defaults =
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Line 485 my %axis_defaults =
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description => 'Maximum y-value shown in plot', |
description => 'Maximum y-value shown in plot', |
edit_type => 'entry', |
edit_type => 'entry', |
size => '10' |
size => '10' |
} |
}, |
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xformat => { |
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default => 'on', |
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test => sub {$_[0]=~/^(on|off|\d+(f|F|e|E))$/}, |
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description => 'X-axis number formatting', |
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edit_type => 'choice', |
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choices => ['on', 'off', '2e', '2f'], |
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}, |
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yformat => { |
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default => 'on', |
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test => sub {$_[0]=~/^(on|off|\d+(f|F|e|E))$/}, |
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description => 'X-axis number formatting', |
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edit_type => 'choice', |
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choices => ['on', 'off', '2e', '2f'], |
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}, |
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); |
); |
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my @curve_edit_order = ('color','name','linestyle','linewidth','pointtype','pointsize','limit'); |
my @curve_edit_order = ('color','name','linestyle','linewidth','linetype','pointtype','pointsize','limit'); |
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my %curve_defaults = |
my %curve_defaults = |
( |
( |
Line 496 my %curve_defaults =
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Line 524 my %curve_defaults =
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linestyle => { |
linestyle => { |
default => 'lines', |
default => 'lines', |
test => $linestyle_test, |
test => $linestyle_test, |
description => 'Line style', |
description => 'Plot with:', |
edit_type => 'choice', |
edit_type => 'choice', |
choices => [keys(%linestyles)] |
choices => [keys(%linestyles)] |
}, |
}, |
linewidth => { |
linewidth => { |
default => 4, |
default => 1, |
test => $int_test, |
test => $int_test, |
description => 'Line width (may not apply to all line styles)', |
description => 'Line width (may not apply to all plot styles)', |
edit_type => 'choice', |
edit_type => 'choice', |
choices => [1,2,3,4,5,6,7,8,9,10] |
choices => [1,2,3,4,5,6,7,8,9,10] |
}, |
}, |
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linetype => { |
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default => 'solid', |
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test => sub {$_[0]=~/^(solid|dashed)$/}, |
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description => 'Line type (may not apply to all plot styles)', |
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edit_type => 'choice', |
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choices => ['solid', 'dashed'] |
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}, |
pointsize => { |
pointsize => { |
default => 1, |
default => 1, |
test => $pos_real_test, |
test => $pos_real_test, |
description => 'Point size (may not apply to all line styles)', |
description => 'Point size (may not apply to all plot styles)', |
edit_type => 'entry', |
edit_type => 'entry', |
size => '5' |
size => '5' |
}, |
}, |
pointtype => { |
pointtype => { |
default => 1, |
default => 1, |
test => $int_test, |
test => $int_test, |
description => 'Point type (may not apply to all line styles)', |
description => 'Point type (may not apply to all plot styles)', |
edit_type => 'choice', |
edit_type => 'choice', |
choices => [0,1,2,3,4,5,6] |
choices => [0,1,2,3,4,5,6] |
}, |
}, |
limit => { |
limit => { |
default => 'closed', |
default => 'closed', |
test => sub {$_[0]=~/^(closed|x1|x2|y1|y2)$/}, |
test => sub {$_[0]=~/^(above|below|closed|x1|x2|y1|y2)$/}, |
description => 'Point to fill -- for filledcurves', |
description => 'Point to fill -- for filledcurves', |
edit_type => 'choice', |
edit_type => 'choice', |
choices => ['closed','x1','x2','y1','y2'] |
choices => ['above', 'below', 'closed','x1','x2','y1','y2'] |
}, |
}, |
); |
); |
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Line 713 sub get_font {
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Line 748 sub get_font {
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} elsif ( $Apache::lonplot::plot{'font'} eq 'medium') { |
} elsif ( $Apache::lonplot::plot{'font'} eq 'medium') { |
$size = '9'; |
$size = '9'; |
} elsif ( $Apache::lonplot::plot{'font'} eq 'large') { |
} elsif ( $Apache::lonplot::plot{'font'} eq 'large') { |
$size = '15'; |
$size = '11'; |
} else { |
} else { |
$size = '9'; |
$size = '9'; |
} |
} |
Line 757 sub end_key {
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Line 792 sub end_key {
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return $result; |
return $result; |
} |
} |
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sub parse_label { |
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my ($target,$text) = @_; |
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my $parser=HTML::LCParser->new(\$text); |
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my $result; |
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while (my $token=$parser->get_token) { |
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if ($token->[0] eq 'S') { |
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if ($token->[1] eq 'sub') { |
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$result .= '_{'; |
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} elsif ($token->[1] eq 'sup') { |
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$result .= '^{'; |
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} else { |
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$result .= $token->[4]; |
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} |
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} elsif ($token->[0] eq 'E') { |
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if ($token->[1] eq 'sub' |
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|| $token->[1] eq 'sup') { |
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$result .= '}'; |
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} else { |
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$result .= $token->[2]; |
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} |
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} elsif ($token->[0] eq 'T') { |
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$result .= &replace_entities($target,$token->[1]); |
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} |
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} |
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return $result; |
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} |
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my %lookup = |
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('(Alpha|#913)' => {'tex' => '{/Symbol A}', 'web' => "\x{391}"}, |
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'(Beta|#914)' => {'tex' => '{/Symbol B}', 'web' => "\x{392}"}, |
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'(Chi|#935)' => {'tex' => '{/Symbol C}', 'web' => "\x{3A7}"}, |
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'(Delta|#916)' => {'tex' => '{/Symbol D}', 'web' => "\x{394}"}, |
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'(Epsilon|#917)' => {'tex' => '{/Symbol E}', 'web' => "\x{395}"}, |
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'(Phi|#934)' => {'tex' => '{/Symbol F}', 'web' => "\x{3A6}"}, |
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'(Gamma|#915)' => {'tex' => '{/Symbol G}', 'web' => "\x{393}"}, |
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'(Eta|#919)' => {'tex' => '{/Symbol H}', 'web' => "\x{397}"}, |
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'(Iota|#921)' => {'tex' => '{/Symbol I}', 'web' => "\x{399}"}, |
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'(Kappa|#922)' => {'tex' => '{/Symbol K}', 'web' => "\x{39A}"}, |
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'(Lambda|#923)' => {'tex' => '{/Symbol L}', 'web' => "\x{39B}"}, |
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'(Mu|#924)' => {'tex' => '{/Symbol M}', 'web' => "\x{39C}"}, |
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'(Nu|#925)' => {'tex' => '{/Symbol N}', 'web' => "\x{39D}"}, |
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'(Omicron|#927)' => {'tex' => '{/Symbol O}', 'web' => "\x{39F}"}, |
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'(Pi|#928)' => {'tex' => '{/Symbol P}', 'web' => "\x{3A0}"}, |
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'(Theta|#920)' => {'tex' => '{/Symbol Q}', 'web' => "\x{398}"}, |
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'(Rho|#929)' => {'tex' => '{/Symbol R}', 'web' => "\x{3A1}"}, |
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'(Sigma|#931)' => {'tex' => '{/Symbol S}', 'web' => "\x{3A3}"}, |
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'(Tau|#932)' => {'tex' => '{/Symbol T}', 'web' => "\x{3A4}"}, |
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'(Upsilon|#933)' => {'tex' => '{/Symbol U}', 'web' => "\x{3A5}"}, |
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'(Omega|#937)' => {'tex' => '{/Symbol W}', 'web' => "\x{3A9}"}, |
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'(Xi|#926)' => {'tex' => '{/Symbol X}', 'web' => "\x{39E}"}, |
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'(Psi|#936)' => {'tex' => '{/Symbol Y}', 'web' => "\x{3A8}"}, |
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'(Zeta|#918)' => {'tex' => '{/Symbol Z}', 'web' => "\x{396}"}, |
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'(alpha|#945)' => {'tex' => '{/Symbol a}', 'web' => "\x{3B1}"}, |
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'(beta|#946)' => {'tex' => '{/Symbol b}', 'web' => "\x{3B2}"}, |
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'(chi|#967)' => {'tex' => '{/Symbol c}', 'web' => "\x{3C7}"}, |
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'(delta|#948)' => {'tex' => '{/Symbol d}', 'web' => "\x{3B4}"}, |
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'(epsilon|#949)' => {'tex' => '{/Symbol e}', 'web' => "\x{3B5}"}, |
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'(phi|#966)' => {'tex' => '{/Symbol f}', 'web' => "\x{3C6}"}, |
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'(gamma|#947)' => {'tex' => '{/Symbol g}', 'web' => "\x{3B3}"}, |
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'(eta|#951)' => {'tex' => '{/Symbol h}', 'web' => "\x{3B7}"}, |
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'(iota|#953)' => {'tex' => '{/Symbol i}', 'web' => "\x{3B9}"}, |
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'(kappa|#954)' => {'tex' => '{/Symbol k}', 'web' => "\x{3BA}"}, |
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'(lambda|#955)' => {'tex' => '{/Symbol k}', 'web' => "\x{3BB}"}, |
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'(mu|#956)' => {'tex' => '{/Symbol m}', 'web' => "\x{3BC}"}, |
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'(nu|#957)' => {'tex' => '{/Symbol n}', 'web' => "\x{3BD}"}, |
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'(omicron|#959)' => {'tex' => '{/Symbol o}', 'web' => "\x{3BF}"}, |
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'(pi|#960)' => {'tex' => '{/Symbol p}', 'web' => "\x{3C0}"}, |
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'(theta|#952)' => {'tex' => '{/Symbol q}', 'web' => "\x{3B8}"}, |
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'(rho|#961)' => {'tex' => '{/Symbol r}', 'web' => "\x{3C1}"}, |
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'(sigma|#963)' => {'tex' => '{/Symbol s}', 'web' => "\x{3C3}"}, |
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'(tau|#964)' => {'tex' => '{/Symbol t}', 'web' => "\x{3C4}"}, |
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'(upsilon|#965)' => {'tex' => '{/Symbol u}', 'web' => "\x{3C5}"}, |
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'(omega|#969)' => {'tex' => '{/Symbol w}', 'web' => "\x{3C9}"}, |
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'(xi|#958)' => {'tex' => '{/Symbol x}', 'web' => "\x{3BE}"}, |
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'(psi|#968)' => {'tex' => '{/Symbol y}', 'web' => "\x{3C8}"}, |
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'(zeta|#950)' => {'tex' => '{/Symbol z}', 'web' => "\x{3B6}"}, |
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); |
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sub replace_entities { |
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my ($target,$text) = @_; |
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$text =~ s{([_^~\{\}]|\\\\)}{\\\\$1}g; |
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while (my ($re, $replace) = each(%lookup)) { |
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$text =~ s/&$re;/$replace->{$target}/g; |
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} |
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$text =~ s{(&)}{\\\\$1}g; |
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return $text; |
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} |
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##------------------------------------------------------------------- title |
##------------------------------------------------------------------- title |
sub start_title { |
sub start_title { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
Line 768 sub start_title {
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Line 893 sub start_title {
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if (length($title) > $max_str_len) { |
if (length($title) > $max_str_len) { |
$title = substr($title,0,$max_str_len); |
$title = substr($title,0,$max_str_len); |
} |
} |
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$title = &parse_label($target,$title); |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result.=&Apache::edit::tag_start($target,$token,'Plot Title'); |
$result.=&Apache::edit::tag_start($target,$token,'Plot Title'); |
my $text=&Apache::lonxml::get_all_text("/title",$parser,$style); |
my $text=&Apache::lonxml::get_all_text("/title",$parser,$style); |
Line 799 sub start_xlabel {
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Line 925 sub start_xlabel {
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if (length($xlabel) > $max_str_len) { |
if (length($xlabel) > $max_str_len) { |
$xlabel = substr($xlabel,0,$max_str_len); |
$xlabel = substr($xlabel,0,$max_str_len); |
} |
} |
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$xlabel = &parse_label($target,$xlabel); |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result.=&Apache::edit::tag_start($target,$token,'Plot Xlabel'); |
$result.=&Apache::edit::tag_start($target,$token,'Plot Xlabel'); |
my $text=&Apache::lonxml::get_all_text("/xlabel",$parser,$style); |
my $text=&Apache::lonxml::get_all_text("/xlabel",$parser,$style); |
Line 831 sub start_ylabel {
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Line 958 sub start_ylabel {
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if (length($ylabel) > $max_str_len) { |
if (length($ylabel) > $max_str_len) { |
$ylabel = substr($ylabel,0,$max_str_len); |
$ylabel = substr($ylabel,0,$max_str_len); |
} |
} |
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$ylabel = &parse_label($target,$ylabel); |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result .= &Apache::edit::tag_start($target,$token,'Plot Ylabel'); |
$result .= &Apache::edit::tag_start($target,$token,'Plot Ylabel'); |
my $text = &Apache::lonxml::get_all_text("/ylabel",$parser,$style); |
my $text = &Apache::lonxml::get_all_text("/ylabel",$parser,$style); |
Line 864 sub start_label {
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Line 992 sub start_label {
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$text = &Apache::run::evaluate($text,$safeeval,$$parstack[-1]); |
$text = &Apache::run::evaluate($text,$safeeval,$$parstack[-1]); |
$text =~ s/\n/ /g; |
$text =~ s/\n/ /g; |
$text = substr($text,0,$max_str_len) if (length($text) > $max_str_len); |
$text = substr($text,0,$max_str_len) if (length($text) > $max_str_len); |
$label{'text'} = $text; |
$label{'text'} = &parse_label($target,$text); |
push(@labels,\%label); |
push(@labels,\%label); |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result .= &Apache::edit::tag_start($target,$token,'Plot Label'); |
$result .= &Apache::edit::tag_start($target,$token,'Plot Label'); |
Line 1215 sub write_gnuplot_file {
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Line 1343 sub write_gnuplot_file {
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if (lc($Apache::lonplot::plot{'bmargin'}) ne 'default') { |
if (lc($Apache::lonplot::plot{'bmargin'}) ne 'default') { |
$gnuplot_input .= 'set bmargin '.$Apache::lonplot::plot{'bmargin'}.$/; |
$gnuplot_input .= 'set bmargin '.$Apache::lonplot::plot{'bmargin'}.$/; |
} |
} |
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# tic scales |
# tic scales |
$gnuplot_input .= 'set ticscale '. |
if ($version > 4) { |
$Apache::lonplot::plot{'major_ticscale'}.' '.$Apache::lonplot::plot{'minor_ticscale'}.$/; |
$gnuplot_input .= 'set tics scale '. |
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$Apache::lonplot::plot{'major_ticscale'}.', '.$Apache::lonplot::plot{'minor_ticscale'}.$/; |
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} else { |
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$gnuplot_input .= 'set ticscale '. |
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$Apache::lonplot::plot{'major_ticscale'}.' '.$Apache::lonplot::plot{'minor_ticscale'}.$/; |
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} |
#boxwidth |
#boxwidth |
if (lc($Apache::lonplot::plot{'boxwidth'}) ne '') { |
if (lc($Apache::lonplot::plot{'boxwidth'}) ne '') { |
$gnuplot_input .= 'set boxwidth '.$Apache::lonplot::plot{'boxwidth'}.$/; |
$gnuplot_input .= 'set boxwidth '.$Apache::lonplot::plot{'boxwidth'}.$/; |
Line 1271 sub write_gnuplot_file {
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Line 1405 sub write_gnuplot_file {
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} |
} |
# axis |
# axis |
if (%axis) { |
if (%axis) { |
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if ($axis{'xformat'} ne 'on') { |
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$gnuplot_input .= "set format x "; |
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if ($axis{'xformat'} eq 'off') { |
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$gnuplot_input .= "\"\"\n"; |
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} else { |
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$gnuplot_input .= "\"\%.".$axis{'xformat'}."\"\n"; |
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} |
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} |
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if ($axis{'yformat'} ne 'on') { |
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$gnuplot_input .= "set format y "; |
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if ($axis{'yformat'} eq 'off') { |
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$gnuplot_input .= "\"\"\n"; |
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} else { |
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$gnuplot_input .= "\"\%.".$axis{'yformat'}."\"\n"; |
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} |
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} |
$gnuplot_input .= "set xrange \[$axis{'xmin'}:$axis{'xmax'}\]\n"; |
$gnuplot_input .= "set xrange \[$axis{'xmin'}:$axis{'xmax'}\]\n"; |
$gnuplot_input .= "set yrange \[$axis{'ymin'}:$axis{'ymax'}\]\n"; |
$gnuplot_input .= "set yrange \[$axis{'ymin'}:$axis{'ymax'}\]\n"; |
} |
} |
Line 1288 sub write_gnuplot_file {
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Line 1438 sub write_gnuplot_file {
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my $label; |
my $label; |
foreach $label (@labels) { |
foreach $label (@labels) { |
$gnuplot_input .= 'set label "'.$label->{'text'}.'" at '. |
$gnuplot_input .= 'set label "'.$label->{'text'}.'" at '. |
$label->{'xpos'}.','.$label->{'ypos'}.' '.$label->{'justify'}; |
$label->{'xpos'}.','.$label->{'ypos'}; |
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if ($label->{'rotate'} ne '') { |
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$gnuplot_input .= ' rotate by '.$label->{'rotate'}; |
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} |
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$gnuplot_input .= ' '.$label->{'justify'}; |
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if ($target eq 'tex') { |
if ($target eq 'tex') { |
$gnuplot_input .=' font "'.$font_properties->{'printname'}.','.$fontsize.'pt"' ; |
$gnuplot_input .=' font "'.$font_properties->{'printname'}.','.$fontsize.'pt"' ; |
} |
} |
Line 1311 sub write_gnuplot_file {
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Line 1466 sub write_gnuplot_file {
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$curve->{'function'}.' title "'. |
$curve->{'function'}.' title "'. |
$curve->{'name'}.'" with '. |
$curve->{'name'}.'" with '. |
$curve->{'linestyle'}; |
$curve->{'linestyle'}; |
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
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if (($curve->{'linestyle'} eq 'points') || |
if (($curve->{'linestyle'} eq 'points') || |
($curve->{'linestyle'} eq 'linespoints') || |
($curve->{'linestyle'} eq 'linespoints') || |
Line 1323 sub write_gnuplot_file {
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Line 1477 sub write_gnuplot_file {
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$gnuplot_input.=' pointsize '.$curve->{'pointsize'}; |
$gnuplot_input.=' pointsize '.$curve->{'pointsize'}; |
} elsif ($curve->{'linestyle'} eq 'filledcurves') { |
} elsif ($curve->{'linestyle'} eq 'filledcurves') { |
$gnuplot_input.= ' '.$curve->{'limit'}; |
$gnuplot_input.= ' '.$curve->{'limit'}; |
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} elsif ($curve->{'linetype'} ne '' && |
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$curve->{'linestyle'} eq 'lines') { |
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$gnuplot_input.= ' linetype '; |
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$gnuplot_input.= $linetypes{$curve->{'linetype'}}; |
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$gnuplot_input.= ' linecolor rgb "'; |
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# convert color from xaaaaaa to #aaaaaa |
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$curve->{'color'} =~ s/x/#/; |
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$gnuplot_input.= $curve->{'color'}.'"'; |
} |
} |
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$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
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} elsif (exists($curve->{'data'})) { |
} elsif (exists($curve->{'data'})) { |
# Store data values in $datatext |
# Store data values in $datatext |
my $datatext = ''; |
my $datatext = ''; |
Line 1347 sub write_gnuplot_file {
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Line 1511 sub write_gnuplot_file {
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$gnuplot_input.= '"'.$datafilename.'" title "'. |
$gnuplot_input.= '"'.$datafilename.'" title "'. |
$curve->{'name'}.'" with '. |
$curve->{'name'}.'" with '. |
$curve->{'linestyle'}; |
$curve->{'linestyle'}; |
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
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if (($curve->{'linestyle'} eq 'points') || |
if (($curve->{'linestyle'} eq 'points') || |
($curve->{'linestyle'} eq 'linespoints') || |
($curve->{'linestyle'} eq 'linespoints') || |
($curve->{'linestyle'} eq 'errorbars') || |
($curve->{'linestyle'} eq 'errorbars') || |
Line 1358 sub write_gnuplot_file {
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Line 1521 sub write_gnuplot_file {
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$gnuplot_input.=' pointsize '.$curve->{'pointsize'}; |
$gnuplot_input.=' pointsize '.$curve->{'pointsize'}; |
} elsif ($curve->{'linestyle'} eq 'filledcurves') { |
} elsif ($curve->{'linestyle'} eq 'filledcurves') { |
$gnuplot_input.= ' '.$curve->{'limit'}; |
$gnuplot_input.= ' '.$curve->{'limit'}; |
|
} elsif ($curve->{'linetype'} ne '' && |
|
$curve->{'linestyle'} eq 'lines') { |
|
$gnuplot_input.= ' linetype '; |
|
$gnuplot_input.= $linetypes{$curve->{'linetype'}}; |
|
$gnuplot_input.= ' linecolor rgb "'; |
|
# convert color from xaaaaaa to #aaaaaa |
|
$curve->{'color'} =~ s/x/#/; |
|
$gnuplot_input.= $curve->{'color'}.'"'; |
} |
} |
|
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
} |
} |
} |
} |
# Write the output to a file. |
# Write the output to a file. |
my $fh=Apache::File->new(">$tmpdir$filename.data"); |
open (my $fh,">$tmpdir$filename.data"); |
|
binmode($fh, ":utf8"); |
print $fh $gnuplot_input; |
print $fh $gnuplot_input; |
close($fh); |
close($fh); |
# That's all folks. |
# That's all folks. |