java.awt.geom

Class Ellipse2D.Double

java.lang.Object

java.awt.geom.RectangularShape

java.awt.geom.Ellipse2D

java.awt.geom.Ellipse2D.Double

All Implemented Interfaces:

Shape, Cloneable

Enclosing class:

Ellipse2D

public static class Ellipse2D.Double
extends Ellipse2D

An Ellipse2D that stores its coordinates using double primitives.

Nested Class Summary

Nested classes/interfaces inherited from class java.awt.geom.Ellipse2D

Ellipse2D.Double, Ellipse2D.Float

Field Summary

Fields

Modifier and Type	Field and Description
double	height The height of the ellipse.
double	width The width of the ellipse.
double	x The upper-left x coordinate of the bounding-box
double	y The upper-left y coordinate of the bounding-box

Constructor Summary

Constructors

Constructor and Description
Ellipse2D.Double() Creates a new Ellipse2D with an upper-left coordinate of (0,0) and a zero size.
Ellipse2D.Double(double x, double y, double w, double h) Creates a new Ellipse2D within a given rectangle using double-precision coordinates.

Method Summary

Methods

Modifier and Type	Method and Description
Rectangle2D	getBounds2D() Returns the bounding-box of the ellipse.
double	getHeight() Returns the height of the ellipse.
double	getWidth() Returns the width of the ellipse.
double	getX() Returns x coordinate of the upper-left corner of the ellipse's bounding-box.
double	getY() Returns y coordinate of the upper-left corner of the ellipse's bounding-box.
boolean	isEmpty() Returns true if the ellipse encloses no area, and false otherwise.
void	setFrame(double x, double y, double w, double h) Sets the geometry of the ellipse's bounding box.

Methods inherited from class java.awt.geom.Ellipse2D

contains, contains, getPathIterator, intersects

Methods inherited from class java.awt.geom.RectangularShape

clone, contains, contains, getBounds, getCenterX, getCenterY, getFrame, getMaxX, getMaxY, getMinX, getMinY, getPathIterator, intersects, setFrame, setFrame, setFrameFromCenter, setFrameFromCenter, setFrameFromDiagonal, setFrameFromDiagonal

Methods inherited from class java.lang.Object

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

Field Detail

height

public double height

The height of the ellipse.

width

public double width

The width of the ellipse.

x

public double x

The upper-left x coordinate of the bounding-box

y

public double y

The upper-left y coordinate of the bounding-box

Constructor Detail

Ellipse2D.Double

public Ellipse2D.Double()

Creates a new Ellipse2D with an upper-left coordinate of (0,0) and a zero size.

Ellipse2D.Double

public Ellipse2D.Double(double x,
                double y,
                double w,
                double h)

Creates a new Ellipse2D within a given rectangle using double-precision coordinates.

Parameters:

x - - x coordinate of the upper-left of the bounding rectangle

y - - y coordinate of the upper-left of the bounding rectangle

w - - width of the ellipse

h - - height of the ellipse

Method Detail

getBounds2D

public Rectangle2D getBounds2D()

Returns the bounding-box of the ellipse.

Returns:

The bounding box.

See Also:

Shape.getBounds()

getHeight

public double getHeight()

Returns the height of the ellipse.

Specified by:

getHeight in class RectangularShape

Returns:

The height of the ellipse.

getWidth

public double getWidth()

Returns the width of the ellipse.

Specified by:

getWidth in class RectangularShape

Returns:

The width of the ellipse.

getX

public double getX()

Returns x coordinate of the upper-left corner of the ellipse's bounding-box.

Specified by:

getX in class RectangularShape

Returns:

The x coordinate.

getY

public double getY()

Returns y coordinate of the upper-left corner of the ellipse's bounding-box.

Specified by:

getY in class RectangularShape

Returns:

The y coordinate.

isEmpty

public boolean isEmpty()

Returns true if the ellipse encloses no area, and false otherwise.

Specified by:

isEmpty in class RectangularShape

Returns:

A boolean.

setFrame

public void setFrame(double x,
            double y,
            double w,
            double h)

Sets the geometry of the ellipse's bounding box.

Specified by:

setFrame in class RectangularShape

Parameters:

x - - x coordinate of the upper-left of the bounding rectangle

y - - y coordinate of the upper-left of the bounding rectangle

w - - width of the ellipse

h - - height of the ellipse

See Also:

RectangularShape.getFrame()