Class: MusicalScore::Measures

Inherits:
ElementBase show all
Includes:
Contracts, Enumerable
Defined in:
lib/musical_score/measures.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from ElementBase

create_by_hash, create_by_xml, #export_xml

Constructor Details

#initialize(measures) ⇒ Measures

Returns a new instance of Measures.



10
11
12
 
# File 'lib/musical_score/measures.rb', line 10

def initialize(measures)
    @measures = measures
end

Instance Attribute Details

#measures ⇒ Object (readonly)

Returns the value of attribute measures.



7
8
9
 
# File 'lib/musical_score/measures.rb', line 7

def measures
  @measures
end

Instance Method Details

#[](index) ⇒ Object 



14
15
16
 
# File 'lib/musical_score/measures.rb', line 14

def [](index)
    return @measures[index]
end

#all_notes ⇒ Object 



28
29
30
31
32
33
34
 
# File 'lib/musical_score/measures.rb', line 28

def all_notes
    result = Array.new
    @measures.each do |measure|
        result.concat(measure)
    end
    return result
end

#each ⇒ Object 



18
19
20
21
22
 
# File 'lib/musical_score/measures.rb', line 18

def each
    @measures.each do |measure|
        yield measure
    end
end

#last ⇒ Object 



24
25
26
 
# File 'lib/musical_score/measures.rb', line 24

def last
    return @measures[@measures.size-1]
end

#set_location ⇒ Object 



36
37
38
39
40
41
42
43
44
 
# File 'lib/musical_score/measures.rb', line 36

def set_location
    current_location = Rational(0)
    @measures.each do |measure|
        number = measure.number
        measure.notes.set_location(current_location, number)
        current_location += measure.notes.duration
        measure.length = measure.notes.duration
    end
end