Package org.meteoinfo.global

Class Extent

java.lang.Object

org.meteoinfo.global.Extent

All Implemented Interfaces:

java.lang.Cloneable

Direct Known Subclasses:

Extent3D

public class Extent
extends java.lang.Object
implements java.lang.Cloneable

Template

Field Summary

Fields

Modifier and Type	Field	Description
double	maxX
double	maxY
double	minX
double	minY

Constructor Summary

Constructors

Constructor	Description
Extent()	Constructor
Extent(double xMin, double xMax, double yMin, double yMax)	Constructor
Extent(Extent aExtent)	Constructor

Method Summary

Modifier and Type	Method	Description
java.lang.Object	clone()	Clone
java.awt.Rectangle	convertToRectangle()	Convert to rectangle
Extent	extend(double ratio)	Extends extent by ratio
Extent	extend(double dx, double dy)	Extends extent
PointD	getCenterPoint()	Get center point
double	getHeight()
double	getWidth()
boolean	include(Extent bExtent)	Judge if this extent include another extent
boolean	intersects(Extent bET)	Tests whether this extent intersects the second extent.
boolean	is3D()	Get is 3D or not
boolean	isNaN()	Get is NaN or not
Extent	shift(double dx, double dy)	Shift extent
Extent3D	to3D()	Convert to Extent3D
Extent	union(Extent ex)	Return union extent

Methods inherited from class java.lang.Object

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

Field Detail

minX

public double minX

maxX

public double maxX

minY

public double minY

maxY

public double maxY

Constructor Detail

Extent

public Extent()

Constructor

Extent

public Extent(double xMin,
              double xMax,
              double yMin,
              double yMax)

Constructor

Parameters:

xMin - Minimum X

xMax - Maximum X

yMin - Minimum Y

yMax - Maximum Y

Extent

public Extent(Extent aExtent)

Constructor

Parameters:

aExtent - The extent

Method Detail

getWidth

public double getWidth()

getHeight

public double getHeight()

include

public boolean include(Extent bExtent)

Judge if this extent include another extent

Parameters:

bExtent - extent

Returns:

is included

intersects

public boolean intersects(Extent bET)

Tests whether this extent intersects the second extent.

Parameters:

bET - The second extent

Returns:

Boolean

convertToRectangle

public java.awt.Rectangle convertToRectangle()

Convert to rectangle

Returns:

rectangel

getCenterPoint

public PointD getCenterPoint()

Get center point

Returns:

Center point

shift

public Extent shift(double dx,
                    double dy)

Shift extent

Parameters:

dx - X shift value

dy - Y shift value

Returns:

Shifted extent

extend

public Extent extend(double ratio)

Extends extent by ratio

Parameters:

ratio - The ratio

Returns:

Extended extent

extend

public Extent extend(double dx,
                     double dy)

Extends extent

Parameters:

dx - X delta

dy - Y delta

Returns:

Extended extent

isNaN

public boolean isNaN()

Get is NaN or not

Returns:

Boolean

is3D

public boolean is3D()

Get is 3D or not

Returns:

false

to3D

public Extent3D to3D()

Convert to Extent3D

Returns:

Extent3D

union

public Extent union(Extent ex)

Return union extent

Parameters:

ex - Other extent

Returns:

Union extent

clone

public java.lang.Object clone()

Clone

Overrides:

clone in class java.lang.Object

Returns:

Extent object