|  line  | 
 stmt  | 
 bran  | 
 cond  | 
 sub  | 
 pod  | 
 time  | 
 code  | 
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1
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 #! perl  | 
| 
2
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    | 
| 
3
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6
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6
  
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 | 
34935
 | 
 use strict;  | 
| 
 
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6
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14
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    | 
| 
 
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6
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 | 
196
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    | 
| 
4
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6
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6
  
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34
 | 
 use warnings;  | 
| 
 
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6
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8
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    | 
| 
 
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6
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334
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    | 
| 
5
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    | 
| 
6
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 package Music::ChordBot::Opus::Section::Chord;  | 
| 
7
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    | 
| 
8
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 =head1 NAME  | 
| 
9
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    | 
| 
10
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 | 
 Music::ChordBot::Opus::Section::Chord - ChordBot chords.  | 
| 
11
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    | 
| 
12
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 =cut  | 
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13
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    | 
| 
14
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 our $VERSION = 0.01;  | 
| 
15
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    | 
| 
16
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6
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 | 
  
6
  
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 | 
1148
 | 
 use parent 'Music::ChordBot::Opus::Base';  | 
| 
 
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6
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510
 | 
    | 
| 
 
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6
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 | 
28
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    | 
| 
17
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    | 
| 
18
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 =head1 SYNOPSIS  | 
| 
19
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    | 
| 
20
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     use Music::ChordBot::Opus::Section::Chord;  | 
| 
21
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 | 
     $chord = Music::ChordBot::Section::Chord->new;  | 
| 
22
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     $chord->root("C");  | 
| 
23
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     $chord->type("Min7");  | 
| 
24
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     $chord->duration(4);  | 
| 
25
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    | 
| 
26
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 or  | 
| 
27
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    | 
| 
28
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 | 
     $chord = Music::ChordBot::Section::Chord->new("C Min7 4");  | 
| 
29
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    | 
| 
30
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 or  | 
| 
31
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    | 
| 
32
 | 
 
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 | 
     $chord = Music::ChordBot::Section::Chord->new("C", "Min7", 4);  | 
| 
33
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    | 
| 
34
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    | 
| 
35
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 | 
 =head1 METHODS  | 
| 
36
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    | 
| 
37
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 | 
 =head2 new [ args ]  | 
| 
38
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    | 
| 
39
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 | 
 Creates a new Music::ChordBot::Opus::Section::Chord object.  | 
| 
40
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    | 
| 
41
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 | 
 The chord key, type and duration may be passed as arguments to the  | 
| 
42
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 constructor, either as three separate values, or as a string  | 
| 
43
 | 
 
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 | 
 containing these values space separated.  | 
| 
44
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    | 
| 
45
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 | 
 Attributes:  | 
| 
46
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    | 
| 
47
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 | 
 
 | 
 
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 | 
 
 | 
 =over 4  | 
| 
48
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    | 
| 
49
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 | 
 =item root  | 
| 
50
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    | 
| 
51
 | 
 
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 | 
 The root (key) of the chord.  | 
| 
52
 | 
 
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    | 
| 
53
 | 
 
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 | 
 
 | 
 
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 | 
 =item bass  | 
| 
54
 | 
 
 | 
 
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 | 
    | 
| 
55
 | 
 
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 | 
 
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 | 
 An added bass note of the chord.  | 
| 
56
 | 
 
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    | 
| 
57
 | 
 
 | 
 
 | 
 
 | 
 
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 | 
 =item type  | 
| 
58
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
59
 | 
 
 | 
 
 | 
 
 | 
 
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 | 
 
 | 
 The type, e.g., "Maj" (major), "Min" (minor), "7" (seventh) and so on.  | 
| 
60
 | 
 
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 | 
 
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 | 
 
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 | 
    | 
| 
61
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =item duration  | 
| 
62
 | 
 
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 | 
 
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 | 
    | 
| 
63
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 The duration, in beats.  | 
| 
64
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
65
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =item inversion  | 
| 
66
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
67
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 Thee inversion, if applicable.  | 
| 
68
 | 
 
 | 
 
 | 
 
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 | 
    | 
| 
69
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =cut  | 
| 
70
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
71
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 sub new {  | 
| 
72
 | 
58
 | 
 
 | 
 
 | 
  
58
  
 | 
  
1
  
 | 
143
 | 
     my $pkg = shift;  | 
| 
73
 | 
58
 | 
 
 | 
 
 | 
 
 | 
 
 | 
82
 | 
     my $data = {};  | 
| 
74
 | 
58
 | 
  
100
  
 | 
 
 | 
 
 | 
 
 | 
137
 | 
     if ( @_ == 1 ) {  | 
| 
75
 | 
18
 | 
 
 | 
 
 | 
 
 | 
 
 | 
86
 | 
 	@_ = split( ' ', $_[0] );  | 
| 
76
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
     }  | 
| 
77
 | 
58
 | 
  
100
  
 | 
 
 | 
 
 | 
 
 | 
133
 | 
     if ( @_ == 3 ) {  | 
| 
78
 | 
56
 | 
 
 | 
 
 | 
 
 | 
 
 | 
116
 | 
 	$data->{root} = shift;  | 
| 
79
 | 
56
 | 
  
100
  
 | 
 
 | 
 
 | 
 
 | 
151
 | 
 	if ( $data->{root} =~ /^(.+)\/(.*)/ ) {  | 
| 
80
 | 
2
 | 
 
 | 
 
 | 
 
 | 
 
 | 
7
 | 
 	    $data->{bass} = $2;  | 
| 
81
 | 
2
 | 
 
 | 
 
 | 
 
 | 
 
 | 
5
 | 
 	    $data->{root} = $1;  | 
| 
82
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 	}  | 
| 
83
 | 
56
 | 
 
 | 
 
 | 
 
 | 
 
 | 
127
 | 
 	$data->{type} = shift;  | 
| 
84
 | 
56
 | 
 
 | 
 
 | 
 
 | 
 
 | 
218
 | 
 	$data->{duration} = 0+shift;  | 
| 
85
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
     }  | 
| 
86
 | 
58
 | 
 
 | 
 
 | 
 
 | 
 
 | 
368
 | 
     bless { data => $data }, $pkg;  | 
| 
87
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 }  | 
| 
88
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
89
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =head2 root bass type duration inversion  | 
| 
90
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
91
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 Accessors can be used to set and/or get these attributes.  | 
| 
92
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
93
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =cut  | 
| 
94
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
95
 | 
4
 | 
 
 | 
 
 | 
  
4
  
 | 
  
1
  
 | 
39
 | 
 sub root      { shift->_setget( "root",      @_ ) }  | 
| 
96
 | 
1
 | 
 
 | 
 
 | 
  
1
  
 | 
  
1
  
 | 
4
 | 
 sub bass      { shift->_setget( "bass",      @_ ) }  | 
| 
97
 | 
2
 | 
 
 | 
 
 | 
  
2
  
 | 
  
1
  
 | 
8
 | 
 sub type      { shift->_setget( "type",      @_ ) }  | 
| 
98
 | 
3
 | 
 
 | 
 
 | 
  
3
  
 | 
  
1
  
 | 
13
 | 
 sub duration  { shift->_setget( "duration",  @_ ) }  | 
| 
99
 | 
1
 | 
 
 | 
 
 | 
  
1
  
 | 
  
1
  
 | 
5
 | 
 sub inversion { shift->_setget( "inversion", @_ ) }  | 
| 
100
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
101
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =head1 AUTHOR, COPYRIGHT & LICENSE  | 
| 
102
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
103
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 See L.  | 
| 
104
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
105
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 =cut  | 
| 
106
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
    | 
| 
107
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 
 | 
 1;  |