63 lines
1.3 KiB
Perl
63 lines
1.3 KiB
Perl
package Slic3r::Line;
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use strict;
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use warnings;
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# a line is a two-points line
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use parent 'Slic3r::Polyline';
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use Slic3r::Geometry qw(A B X Y);
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sub new {
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my $class = shift;
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my $self;
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$self = [ @_ ];
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bless $self, $class;
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bless $_, 'Slic3r::Point' for @$self;
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return $self;
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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 vector {
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my $self = shift;
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return (ref $self)->new([0,0], [map $self->[B][$_] - $self->[A][$_], X,Y]);
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}
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sub atan {
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my $self = shift;
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return Slic3r::Geometry::line_atan($self);
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}
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sub direction {
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my $self = shift;
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return Slic3r::Geometry::line_direction($self);
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}
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sub intersection {
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my $self = shift;
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my ($line, $require_crossing) = @_;
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return Slic3r::Geometry::line_intersection($self, $line, $require_crossing);
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}
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sub point_on_left {
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my $self = shift;
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my ($point) = @_;
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return Slic3r::Geometry::point_is_on_left_of_segment($point, $self);
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}
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sub midpoint {
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my $self = shift;
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return Slic3r::Point->new(
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($self->[A][X] + $self->[B][X]) / 2,
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($self->[A][Y] + $self->[B][Y]) / 2,
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);
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}
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1;
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