45 lines
909 B
Perl
45 lines
909 B
Perl
package Slic3r::ExPolygon;
|
|
use strict;
|
|
use warnings;
|
|
|
|
# an ExPolygon is a polygon with holes
|
|
|
|
use List::Util qw(first);
|
|
use Slic3r::Geometry::Clipper qw(union_ex diff_pl);
|
|
|
|
sub wkt {
|
|
my $self = shift;
|
|
return sprintf "POLYGON(%s)",
|
|
join ',', map "($_)", map { join ',', map "$_->[0] $_->[1]", @$_ } @$self;
|
|
}
|
|
|
|
sub offset {
|
|
my $self = shift;
|
|
return Slic3r::Geometry::Clipper::offset(\@$self, @_);
|
|
}
|
|
|
|
sub offset_ex {
|
|
my $self = shift;
|
|
return Slic3r::Geometry::Clipper::offset_ex(\@$self, @_);
|
|
}
|
|
|
|
sub noncollapsing_offset_ex {
|
|
my $self = shift;
|
|
my ($distance, @params) = @_;
|
|
|
|
return $self->offset_ex($distance + 1, @params);
|
|
}
|
|
|
|
sub bounding_box {
|
|
my $self = shift;
|
|
return $self->contour->bounding_box;
|
|
}
|
|
|
|
package Slic3r::ExPolygon::Collection;
|
|
|
|
sub size {
|
|
my $self = shift;
|
|
return [ Slic3r::Geometry::size_2D([ map @$_, map @$_, @$self ]) ];
|
|
}
|
|
|
|
1;
|