com.lynden.gmapsfx.javascript.object

Class LatLong

java.lang.Object

com.lynden.gmapsfx.javascript.JavascriptObject

com.lynden.gmapsfx.javascript.object.LatLong

public class LatLong
extends JavascriptObject

Author:

Rob Terpilowski

Field Summary

Fields

Modifier and Type	Field and Description
static double	EarthRadiusMeters

Fields inherited from class com.lynden.gmapsfx.javascript.JavascriptObject

jsObject, objectCounter, peerRegistry, runtime, variableName

Constructor Summary

Constructors

Constructor and Description
LatLong(double latitude, double longitude)
LatLong(netscape.javascript.JSObject jsObject)

Method Summary

Modifier and Type	Method and Description
double	distanceFrom(LatLong end) From v3_epoly.js, calculates the distance between this LatLong point and another.
double	getBearing(LatLong end) Calculates the bearing, in degrees, of the end LatLong point from this LatLong point.
LatLong	getDestinationPoint(double bearing, double distance) Calculates the LatLong position of the end point of a line the specified distance from this LatLong, along the provided bearing, where North is 0, East is 90 etc.
double	getLatitude()
double	getLongitude()
double	latToRadians() Convenience method to convert the latitude of this LatLong to radians.
double	longToRadians() Convenience method to convert the longitude of this LatLong to radians.
String	toString()

Methods inherited from class com.lynden.gmapsfx.javascript.JavascriptObject

checkBoolean, checkInteger, checkUndefined, getJSObject, getNextVariableName, getProperty, getProperty, getVariableName, invokeJavascript, invokeJavascript, invokeJavascriptReturnValue, invokeJavascriptReturnValue, isMemberDefined, setProperty, setProperty, setProperty

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

EarthRadiusMeters

public static final double EarthRadiusMeters

See Also:

Constant Field Values

Constructor Detail

LatLong

public LatLong(double latitude,
               double longitude)

LatLong

public LatLong(netscape.javascript.JSObject jsObject)

Method Detail

getLatitude

public double getLatitude()

getLongitude

public double getLongitude()

distanceFrom

public double distanceFrom(LatLong end)

From v3_epoly.js, calculates the distance between this LatLong point and another.

Parameters:

end - The end point to calculate the distance to.

Returns:

The distance, in metres, to the end point.

latToRadians

public double latToRadians()

Convenience method to convert the latitude of this LatLong to radians.

Returns:

The latitude value of this LatLong, as radians.

longToRadians

public double longToRadians()

Convenience method to convert the longitude of this LatLong to radians.

Returns:

The longitude of this LatLong, as radians.

getDestinationPoint

public LatLong getDestinationPoint(double bearing,
                                   double distance)

Calculates the LatLong position of the end point of a line the specified distance from this LatLong, along the provided bearing, where North is 0, East is 90 etc.

Parameters:

bearing - The bearing, in degrees, with North as 0, East as 90 etc.

distance - The distance in metres.

Returns:

A new LatLong indicating the end point.

getBearing

public double getBearing(LatLong end)

Calculates the bearing, in degrees, of the end LatLong point from this LatLong point.

Parameters:

end - The point that the bearing is calculated for.

Returns:

The bearing, in degrees, of the supplied point from this point.

toString

public String toString()

Overrides:

toString in class Object