程序包 net.sf.marineapi.nmea.sentence

接口 VHWSentence

所有超级接口:

HeadingSentence, Sentence

public interface VHWSentence
extends HeadingSentence

Water speed and heading in respect to true and magnetic north.

Example:
$IIVHW,,,213,M,0.00,N,,K*2F

作者:

Warren Zahra, Kimmo Tuukkanen

字段概要

从接口继承的字段 net.sf.marineapi.nmea.sentence.Sentence

ALTERNATIVE_BEGIN_CHAR, BEGIN_CHAR, CHECKSUM_DELIMITER, FIELD_DELIMITER, MAX_LENGTH, TERMINATOR

方法概要

修饰符和类型	方法	说明
double	getMagneticHeading()	Returns the current magnetic heading.
double	getSpeedKmh()	Returns the current water speed.
double	getSpeedKnots()	Returns the current water speed.
void	setMagneticHeading(double hdg)	Sets the magnetic heading.
void	setSpeedKmh(double kmh)	Sets the water speed in km/h.
void	setSpeedKnots(double knots)	Sets the water speed in knots.

从接口继承的方法 net.sf.marineapi.nmea.sentence.HeadingSentence

getHeading, isTrue, setHeading

从接口继承的方法 net.sf.marineapi.nmea.sentence.Sentence

getBeginChar, getFieldCount, getSentenceId, getTalkerId, isAISSentence, isProprietary, isValid, reset, setBeginChar, setTalkerId, toSentence, toSentence, toString

方法详细资料

getMagneticHeading

double getMagneticHeading()

Returns the current magnetic heading.

返回:

Heading in degrees magnetic.

getSpeedKmh

double getSpeedKmh()

Returns the current water speed.

返回:

Speed in km/h (kilmetres per hour)

getSpeedKnots

double getSpeedKnots()

Returns the current water speed.

返回:

Speed in knots (nautical miles per hour)

setMagneticHeading

void setMagneticHeading(double hdg)

Sets the magnetic heading.

参数:

hdg - Heading in degrees magnetic.

抛出:

IllegalArgumentException - If value is out of bounds [0..360]

setSpeedKmh

void setSpeedKmh(double kmh)

Sets the water speed in km/h.

参数:

kmh - Speed in kilmetres per hour.

setSpeedKnots

void setSpeedKnots(double knots)

Sets the water speed in knots.

参数:

knots - Speed in knots (nautical miles per hour)