Class: MusicalScore::Attribute::Time

Inherits:
ElementBase show all
Includes:
Contracts
Defined in:
lib/musical_score/attribute/time.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(beats, beat_type) ⇒ Time

Returns a new instance of Time.



11
12
13
14
 
# File 'lib/musical_score/attribute/time.rb', line 11

def initialize(beats, beat_type)
    @beats     = beats
    @beat_type = beat_type
end

Instance Attribute Details

#beat_type ⇒ Object (readonly)

Returns the value of attribute beat_type.



6
7
8
 
# File 'lib/musical_score/attribute/time.rb', line 6

def beat_type
  @beat_type
end

#beats ⇒ Object (readonly)

Returns the value of attribute beats.



6
7
8
 
# File 'lib/musical_score/attribute/time.rb', line 6

def beats
  @beats
end

Class Method Details

.create_by_hash(doc) ⇒ Object 



29
30
31
32
33
 
# File 'lib/musical_score/attribute/time.rb', line 29

def self.create_by_hash(doc)
    beats     = doc["beats"][0].to_i
    beat_type = doc["beat-type"][0].to_i
    return MusicalScore::Attribute::Time.new(beats, beat_type)
end

.create_by_xml(xml_doc) ⇒ Object 



22
23
24
25
26
 
# File 'lib/musical_score/attribute/time.rb', line 22

def self.create_by_xml(xml_doc)
    beats     = xml_doc.elements["beats"].text.to_i
    beat_type = xml_doc.elements["beat-type"].text.to_i
    return MusicalScore::Attribute::Time.new(beats, beat_type)
end

Instance Method Details

#export_xml ⇒ Object 



35
36
37
38
39
40
41
42
43
44
45
46
47
 
# File 'lib/musical_score/attribute/time.rb', line 35

def export_xml
    time      = REXML::Element.new('time')
    beats     = REXML::Element.new('beats')
    beat_type = REXML::Element.new('beat-type')

    beats.add_text(@beats.to_s)
    beat_type.add_text(@beat_type.to_s)

    time.add_element(beats)
    time.add_element(beat_type)

    return time
end

#to_s ⇒ String

Returns describe the time object in a fraction style.

Returns:

  • (String) —

    describe the time object in a fraction style



17
18
19
 
# File 'lib/musical_score/attribute/time.rb', line 17

def to_s
    return "%d/%d" % [@beats, @beat_type]
end