Class: Music::Transcription::Change::Gradual

Inherits:
Music::Transcription::Change show all
Defined in:
lib/music-transcription/model/change.rb,
lib/music-transcription/packing/change_packing.rb

Instance Attribute Summary

Attributes inherited from Music::Transcription::Change

#duration, #value

Instance Method Summary collapse

Methods inherited from Music::Transcription::Change

#==, unpack

Constructor Details

#initialize(value, transition_dur) ⇒ Gradual

Returns a new instance of Gradual.



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# File 'lib/music-transcription/model/change.rb', line 33

def initialize value, transition_dur
  if transition_dur <= 0
    raise NonPositiveError, "transition duration #{transition_dur} must be positive"
  end
  super(value, transition_dur)
end

Instance Method Details

#clone ⇒ Object 



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# File 'lib/music-transcription/model/change.rb', line 40

def clone
  Gradual.new(@value,@duration)
end

#pack ⇒ Object 



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# File 'lib/music-transcription/packing/change_packing.rb', line 12

def pack
  [ @value, @duration ]
end

#resize(newdur) ⇒ Object 



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# File 'lib/music-transcription/model/change.rb', line 44

def resize newdur
  Gradual.new(@value,newdur)
end