69 lines
1.5 KiB
Perl
69 lines
1.5 KiB
Perl
package Slic3r::Line;
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use strict;
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use warnings;
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sub new {
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my $class = shift;
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my $self;
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if (@_ == 2) {
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$self = [ map Slic3r::Point->new($_), @_ ];
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} elsif (ref $_[0] eq 'ARRAY') {
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$self = [ map Slic3r::Point->new($_), @{$_[0]} ];
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} elsif ($_[0]->isa(__PACKAGE__)) {
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return $_[0];
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} else {
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die "Invalid argument for $class->new";
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}
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bless $self, $class;
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return $self;
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}
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sub a { $_[0][0] }
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sub b { $_[0][1] }
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sub id {
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my $self = shift;
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return $self->a->id . "-" . $self->b->id;
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}
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sub ordered_id {
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my $self = shift;
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return join('-', sort map $_->id, @$self);
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}
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sub coordinates {
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my $self = shift;
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return ($self->a->coordinates, $self->b->coordinates);
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}
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sub coincides_with {
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my $self = shift;
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my ($line) = @_;
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return ($self->a->coincides_with($line->a) && $self->b->coincides_with($line->b))
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|| ($self->a->coincides_with($line->b) && $self->b->coincides_with($line->a));
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}
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sub has_endpoint {
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my $self = shift;
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my ($point) = @_;
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return $point->coincides_with($self->a) || $point->coincides_with($self->b);
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}
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sub has_segment {
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my $self = shift;
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my ($line) = @_;
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# a segment belongs to another segment if its points belong to it
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return Slic3r::Geometry::point_in_segment($line->[0], $self)
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&& Slic3r::Geometry::point_in_segment($line->[1], $self);
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}
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sub parallel_to {
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my $self = shift;
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my ($line) = @_;
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return Slic3r::Geometry::lines_parallel($self, $line);
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}
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1;
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