ucar.unidata.geoloc

Class ProjectionPointImpl

java.lang.Object

ucar.unidata.geoloc.ProjectionPointImpl

All Implemented Interfaces:

java.io.Serializable, ProjectionPoint

public class ProjectionPointImpl
extends java.lang.Object
implements ProjectionPoint, java.io.Serializable

Our implementation of ProjectionPoint,

See Also:

ProjectionPoint, Serialized Form

Constructor Summary

Constructors

Constructor and Description
ProjectionPointImpl() Default constructor, initialized to 0,0
ProjectionPointImpl(double x, double y) Constructor, initialized to x, y
ProjectionPointImpl(ProjectionPoint pt) Constructor that copies ProjectionPoint values into this.

Method Summary

Modifier and Type	Method and Description
boolean	closeEnough(ProjectionPoint pt2) Returns true if this represents the same point as pt, using Misc.closeEnough.
boolean	equals(ProjectionPoint pt) Returns true if this represents the same point as pt.
double	getX() Get the X coordinate
double	getY() Get the Y coordinate
boolean	isInfinite() See if either coordinate is +/- infinite.
static boolean	isInfinite(ProjectionPoint pt) See if either coordinate in pt is +/- infinite.
void	setLocation(double x, double y)
void	setLocation(ProjectionPoint pt) set x,y location from pt
void	setX(double x)
void	setY(double y)
java.lang.String	toString() nicely format this point
void	toString(java.util.Formatter f)

Methods inherited from class java.lang.Object

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

Constructor Detail

ProjectionPointImpl

public ProjectionPointImpl()

Default constructor, initialized to 0,0

ProjectionPointImpl

public ProjectionPointImpl(ProjectionPoint pt)

Constructor that copies ProjectionPoint values into this.

Parameters:

pt - point to copy

ProjectionPointImpl

public ProjectionPointImpl(double x,
                           double y)

Constructor, initialized to x, y

Parameters:

x - x coordinate

y - y coordinate

Method Detail

getX

public double getX()

Description copied from interface: ProjectionPoint

Get the X coordinate

Specified by:

getX in interface ProjectionPoint

Returns:

the X coordinate

getY

public double getY()

Description copied from interface: ProjectionPoint

Get the Y coordinate

Specified by:

getY in interface ProjectionPoint

Returns:

the Y coordinate

setX

public void setX(double x)

setY

public void setY(double y)

equals

public boolean equals(ProjectionPoint pt)

Returns true if this represents the same point as pt.

Specified by:

equals in interface ProjectionPoint

Parameters:

pt - point to check

Returns:

true if this represents the same point as pt.

closeEnough

public boolean closeEnough(ProjectionPoint pt2)

Returns true if this represents the same point as pt, using Misc.closeEnough.

Parameters:

pt2 - point to check against

Returns:

true if this represents the same point as pt2.

toString

public java.lang.String toString()

nicely format this point

Overrides:

toString in class java.lang.Object

Returns:

nicely formatted point

toString

public void toString(java.util.Formatter f)

setLocation

public void setLocation(ProjectionPoint pt)

set x,y location from pt

Parameters:

pt - point to use for values

setLocation

public void setLocation(double x,
                        double y)

isInfinite

public boolean isInfinite()

See if either coordinate is +/- infinite. This happens sometimes in projective geometry.

Returns:

true if either coordinate is +/- infinite.

isInfinite

public static boolean isInfinite(ProjectionPoint pt)

See if either coordinate in pt is +/- infinite. This happens sometimes in projective geometry.

Parameters:

pt - point to check

Returns:

true if either coordinate is +/- infinite.