Class: NMEAPlus::Message::NMEA::BWR

Inherits:
NMEAMessage show all
Defined in:
lib/nmea_plus/message/nmea/bwr.rb

Overview

BWR - Bearing and Distance to Waypoint - Rhumb Line

Direct Known Subclasses

BEC, BER, BPI, BWC

Instance Attribute Summary collapse

Attributes inherited from NMEAMessage

#message_type, #talker

Attributes inherited from Base

#checksum, #data_type, #fields, #interpreted_data_type, #message_number, #next_part, #original, #payload, #prefix, #total_messages

Method Summary

Methods inherited from NMEAMessage

_10_boolean, _av_boolean

Methods inherited from Base

_float, _hex_to_integer, #_highest_contiguous_index, _integer, _interval_hms, _string, _utc_date_time, _utctime_hms, #add_message_part, #all_checksums_ok?, #all_messages_received?, #calculated_checksum, #checksum_ok?, degrees_minutes_to_decimal, field_reader, #highest_contiguous_index, nsew_signed_float

Instance Attribute Details

#bearing_magnetic ⇒ Object (readonly)

Bearing, degrees Magnetic

Returns:

  • field 8 of the payload, formatted with the function #_float



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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 29

field_reader :bearing_magnetic, 8, :_float

#bearing_true ⇒ Object (readonly)

Bearing, degrees True

Returns:

  • field 6 of the payload, formatted with the function #_float



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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 26

field_reader :bearing_true, 6, :_float

#nautical_miles ⇒ Object (readonly)

Distance, nautical miles

Returns:

  • field 10 of the payload, formatted with the function #_float



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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 32

field_reader :nautical_miles, 10, :_float

#utc_time ⇒ Object (readonly)

UTC of observation

Returns:

  • field 1 of the payload, formatted with the function #_utctime_hms



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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 9

field_reader :utc_time, 1, :_utctime_hms

#waypoint_id ⇒ Object (readonly)

Waypoint ID

Returns:

  • field 12 of the payload, formatted with the function #_string



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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 35

field_reader :waypoint_id, 12, :_string

#waypoint_latitude ⇒ Float (readonly)

Waypoint latitude, N/S

Returns:

  • (Float) 


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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 14

def waypoint_latitude
  self.class.degrees_minutes_to_decimal(@fields[2], @fields[3])
end

#waypoint_longitude ⇒ Float (readonly)

Waypoint longitude, E/W

Returns:

  • (Float) 


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# File 'lib/nmea_plus/message/nmea/bwr.rb', line 21

def waypoint_longitude
  self.class.degrees_minutes_to_decimal(@fields[4], @fields[5])
end