Class: PlayTone

Inherits:
DirectCommand show all
Includes:
MessageTranslator
Defined in:
lib/telegrams/commands/direct/play_tone.rb

Constant Summary

Constants included from MessageTranslator

MessageTranslator::FILENAME_MAX_LENGTH

Instance Attribute Summary collapse

Attributes inherited from RespondableTelegram

#command

Attributes inherited from Telegram

#type

Instance Method Summary collapse

Methods included from MessageTranslator

#add_default_extension_if_missing, #boolean_as_bytes, #boolean_from_bytes, #integer_as_bytes, #integer_as_ulong_bytes, #integer_as_uword_bytes, #integer_from_bytes, #string_as_bytes, #string_from_bytes

Methods inherited from RespondableTelegram

#require_response=, #require_response?

Methods inherited from Telegram

#max_size_in_bytes

Constructor Details

#initialize(frequency_hz, duration_ms, require_response = true) ⇒ PlayTone

Returns a new instance of PlayTone.



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# File 'lib/telegrams/commands/direct/play_tone.rb', line 9

def initialize(frequency_hz, duration_ms, require_response=true)
  super(require_response)
  @command = 0x03
  validate_arguments(frequency_hz, duration_ms)
  @frequency = frequency_hz
  @duration = duration_ms
end

Instance Attribute Details

#duration ⇒ Object (readonly)

Returns the value of attribute duration.



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# File 'lib/telegrams/commands/direct/play_tone.rb', line 7

def duration
  @duration
end

#frequency ⇒ Object (readonly)

Returns the value of attribute frequency.



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# File 'lib/telegrams/commands/direct/play_tone.rb', line 7

def frequency
  @frequency
end

Instance Method Details

#as_bytes ⇒ Object 



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# File 'lib/telegrams/commands/direct/play_tone.rb', line 17

def as_bytes
  super.concat(integer_as_uword_bytes(@frequency)).concat(integer_as_uword_bytes(@duration))
end