/usr/share/perl5/Slic3r/SVG.pm is in slic3r 1.2.9+dfsg-2build1.
This file is owned by root:root, with mode 0o644.
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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 | package Slic3r::SVG;
use strict;
use warnings;
use SVG;
use constant X => 0;
use constant Y => 1;
our $filltype = 'evenodd';
sub factor {
return &Slic3r::SCALING_FACTOR * 10;
}
sub svg {
my $svg = SVG->new(width => 200 * 10, height => 200 * 10);
my $marker_end = $svg->marker(
id => "endArrow",
viewBox => "0 0 10 10",
refX => "1",
refY => "5",
markerUnits => "strokeWidth",
orient => "auto",
markerWidth => "10",
markerHeight => "8",
);
$marker_end->polyline(
points => "0,0 10,5 0,10 1,5",
fill => "darkblue",
);
return $svg;
}
sub output {
my ($filename, @things) = @_;
my $svg = svg();
my $arrows = 1;
while (my $type = shift @things) {
my $value = shift @things;
if ($type eq 'no_arrows') {
$arrows = 0;
} elsif ($type =~ /^(?:(.+?)_)?expolygons$/) {
my $colour = $1;
$value = [ map $_->pp, @$value ];
my $g = $svg->group(
style => {
'stroke-width' => 0,
'stroke' => $colour || 'black',
'fill' => ($type !~ /polygons/ ? 'none' : ($colour || 'grey')),
'fill-type' => $filltype,
},
);
foreach my $expolygon (@$value) {
my $points = join ' ', map "M $_ z", map join(" ", reverse map $_->[0]*factor() . " " . $_->[1]*factor(), @$_), @$expolygon;
$g->path(
d => $points,
);
}
} elsif ($type =~ /^(?:(.+?)_)?(polygon|polyline)s$/) {
my ($colour, $method) = ($1, $2);
$value = [ map $_->pp, @$value ];
my $g = $svg->group(
style => {
'stroke-width' => ($method eq 'polyline') ? 1 : 0,
'stroke' => $colour || 'black',
'fill' => ($type !~ /polygons/ ? 'none' : ($colour || 'grey')),
},
);
foreach my $polygon (@$value) {
my $path = $svg->get_path(
'x' => [ map($_->[X] * factor(), @$polygon) ],
'y' => [ map($_->[Y] * factor(), @$polygon) ],
-type => 'polygon',
);
$g->$method(
%$path,
'marker-end' => !$arrows ? "" : "url(#endArrow)",
);
}
} elsif ($type =~ /^(?:(.+?)_)?points$/) {
my $colour = $1 // 'black';
my $r = $colour eq 'black' ? 1 : 3;
$value = [ map $_->pp, @$value ];
my $g = $svg->group(
style => {
'stroke-width' => 2,
'stroke' => $colour,
'fill' => $colour,
},
);
foreach my $point (@$value) {
$g->circle(
cx => $point->[X] * factor(),
cy => $point->[Y] * factor(),
r => $r,
);
}
} elsif ($type =~ /^(?:(.+?)_)?lines$/) {
my $colour = $1;
$value = [ map $_->pp, @$value ];
my $g = $svg->group(
style => {
'stroke-width' => 2,
},
);
foreach my $line (@$value) {
$g->line(
x1 => $line->[0][X] * factor(),
y1 => $line->[0][Y] * factor(),
x2 => $line->[1][X] * factor(),
y2 => $line->[1][Y] * factor(),
style => {
'stroke' => $colour || 'black',
},
'marker-end' => !$arrows ? "" : "url(#endArrow)",
);
}
}
}
write_svg($svg, $filename);
}
sub write_svg {
my ($svg, $filename) = @_;
Slic3r::open(\my $fh, '>', $filename);
print $fh $svg->xmlify;
close $fh;
printf "SVG written to %s\n", $filename;
}
1;
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