Sponsoring The Perl Toolchain Summit 2025: Help make this important event another success Learn more

BRMILLER / LaTeXML-0.8.6_1 / lib / LaTeXML / Core / PairList.pm 

            

              
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

              
# /=====================================================================\ #
# |  LaTeXML::Core::PairList                                            | #
# | Representation of lists of pairs of numbers or dimensions           | #
# |=====================================================================| #
# | Part of LaTeXML:                                                    | #
# |  Public domain software, produced as part of work done by the       | #
# |  United States Government & not subject to copyright in the US.     | #
# |---------------------------------------------------------------------| #
# | Bruce Miller <bruce.miller@nist.gov>                        #_#     | #
# | http://dlmf.nist.gov/LaTeXML/                              (o o)    | #
# \=========================================================ooo==U==ooo=/ #
package LaTeXML::Core::PairList;
use strict;
use warnings;
use LaTeXML::Global;
use LaTeXML::Common::Object;
use base qw(LaTeXML::Common::Object);
use base qw(Exporter);
our @EXPORT = (qw(&PairList));
#======================================================================
# Exported constructor.
sub PairList {
  my (@pairs) = @_;
  return LaTeXML::Core::PairList->new(@pairs); }
#======================================================================
# Note: This is candiate to be absorbed into Array perhaps...
sub new {
  my ($class, @pairs) = @_;
  return bless [@pairs], $class; }
sub getCount {
  my ($self) = @_;
  return $#{$self} + 1; }
sub getPair {
  my ($self, $n) = @_;
  return $$self[$n]; }
sub getPairs {
  my ($self) = @_;
  return @$self; }
sub ptValue {
  my ($self) = @_;
  return join(' ', map { $_->ptValue } @$self); }
sub pxValue {
  my ($self) = @_;
  return join(' ', map { $_->pxValue } @$self); }
sub toString {
  my ($self) = @_;
  return join(' ', map { $_->toString } @$self); }
sub toAttribute {
  my ($self) = @_;
  return join(' ', map { $_->toAttribute } @$self); }
sub stringify {
  my ($self) = @_;
  return "PairList[" . join(',', map { $_->stringify } @$self) . "]"; }
sub revert {
  my ($self) = @_;
  my @rev = ();
  map { push(@rev, Revert($_)) } @$self;
  return @rev; }
#======================================================================
1;
__END__
=pod 
=head1 NAME
C<LaTeXML::Core::PairList> - representation of lists of pairs of numerical things
=head1 DESCRIPTION
represents lists of pairs of numerical things, coordinates or such.
Candidate for removal!
=head2 Exported functions
=over 4
=item C<< $pair = PairList(@pairs); >>
Creates an object representing a list of pairs of numbers;
Not a part of TeX, but useful for graphical objects.
=back
=head1 AUTHOR
Bruce Miller <bruce.miller@nist.gov>
=head1 COPYRIGHT
Public domain software, produced as part of work done by the
United States Government & not subject to copyright in the US.
=cut