/usr/share/perl5/Chart/Gnuplot/Util.pm is in libchart-gnuplot-perl 0.23-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 | package Chart::Gnuplot::Util;
use strict;
use vars qw(@ISA @EXPORT_OK);
use Exporter;
@ISA = qw(Exporter);
@EXPORT_OK = qw(_lineType _pointType _borderCode _fillStyle _copy);
# Convert named line type to indexed line type of gnuplot
#
# XXX
# Assuming postscript terminal is used
# This may subjected to change when postscript/gnuplot changes its convention
sub _lineType
{
my ($type) = @_;
return($type) if ($type =~ /^\d+$/);
# Indexed line type of postscript terminal of gnuplot
my %type = (
solid => 1,
longdash => 2,
dash => 3,
dot => 4,
'dot-longdash' => 5,
'dot-dash' => 6,
'2dash' => 7,
'2dot-dash' => 8,
'4dash' => 9,
);
return($type{$type});
}
# Convert named line type to indexed line type of gnuplot
#
# XXX
# Assuming postscript terminal is used
# This may subjected to change when postscript/gnuplot changes its convention
sub _pointType
{
my ($type) = @_;
return($type) if ($type =~ /^\d+$/);
# Indexed line type of postscript terminal of gnuplot
my %type = (
dot => 0,
plus => 1,
cross => 2,
star => 3,
'dot-square' => 4,
'dot-circle' => 6,
'dot-triangle' => 8,
'dot-diamond' => 12,
'dot-pentagon' => 14,
'fill-square' => 5,
'fill-circle' => 7,
'fill-triangle' => 9,
'fill-diamond' => 13,
'fill-pentagon' => 15,
square => 64,
circle => 65,
triangle => 66,
diamond => 68,
pentagon => 69,
'opaque-square' => 70,
'opaque-circle' => 71,
'opaque-triangle' => 72,
'opaque-diamond' => 74,
'opaque-pentagon' => 75,
);
return($type{$type});
}
# Encode the border name
# - Used by setting graph border display
sub _borderCode
{
my ($side) = @_;
return($side) if ($side =~ /^\d+$/);
my $code = 0;
$code += 1 if ($side =~ /(^|,)\s*(1|bottom|bottom left front)\s*(,|$)/);
$code += 2 if ($side =~ /(^|,)\s*(2|left|bottom left back)\s*(,|$)/);
$code += 4 if ($side =~ /(^|,)\s*(4|top|bottom right front)\s*(,|$)/);
$code += 8 if ($side =~ /(^|,)\s*(8|right|bottom right back)\s*(,|$)/);
$code += 16 if ($side =~ /(^|,)\s*(16|left vertical)\s*(,|$)/);
$code += 32 if ($side =~ /(^|,)\s*(32|back vertical)\s*(,|$)/);
$code += 64 if ($side =~ /(^|,)\s*(64|right vertical)\s*(,|$)/);
$code += 128 if ($side =~ /(^|,)\s*(128|front vertical)\s*(,|$)/);
$code += 256 if ($side =~ /(^|,)\s*(256|top left back)\s*(,|$)/);
$code += 512 if ($side =~ /(^|,)\s*(512|top right back)\s*(,|$)/);
$code += 1024 if ($side =~ /(^|,)\s*(1024|top left front)\s*(,|$)/);
$code += 2048 if ($side =~ /(^|,)\s*(2048|top right front)\s*(,|$)/);
return($code);
}
# Generate box filling style string
# - called by _thaw() and _setObjOpt()
sub _fillStyle
{
my ($fill) = @_;
if (ref($fill) eq 'HASH')
{
my $style = "";
if (defined $$fill{pattern})
{
$style .= " transparent" if (defined $$fill{alpha} &&
$$fill{alpha} == 0);
$style .= " pattern $$fill{pattern}";
}
else
{
if (defined $$fill{alpha})
{
$style .= " transparent solid $$fill{alpha}";
}
elsif (defined $$fill{density})
{
$style .= " solid $$fill{density}";
}
else
{
$style .= " solid 1";
}
}
$style .= " noborder" if (defined $$fill{border} &&
$$fill{border} =~ /^(off|no)$/);
return($style);
}
return(" $fill");
}
# Copy object using dclone() of Storable
sub _copy
{
my ($obj, $num) = @_;
use Storable;
my @clones = ();
$num = 1 if (!defined $num);
for (my $i = 0; $i < $num; $i++)
{
push(@clones, Storable::dclone($obj));
}
return(@clones);
}
1;
__END__
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