Ellipse2D.Double (Java 2 Platform SE 5.0) (original) (raw)

java.awt.geom

Class Ellipse2D.Double

java.lang.Object extended by 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

The Double class defines an ellipse specified in double precision.

Nested Class Summary

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

Field Summary
double	height The overall height of the Ellipse2D.
double	width The overall width of this Ellipse2D.
double	x The x coordinate of the upper left corner of thisEllipse2D.
double	y The y coordinate of the upper left corner of thisEllipse2D.

Constructor Summary
Ellipse2D.Double() Constructs a new Ellipse2D, initialized to location (0, 0) and size (0, 0).
[Ellipse2D.Double](../../../java/awt/geom/Ellipse2D.Double.html#Ellipse2D.Double%28double, double, double, double%29)(double x, double y, double w, double h) Constructs and initializes an Ellipse2D from the specified coordinates.

Method Summary
Rectangle2D	getBounds2D() Returns the high precision bounding box of thisEllipse2D.
double	getHeight() Returns the overall height of this Ellipse2D in double precision.
double	getWidth() Returns the overall width of this Ellipse2D in double precision.
double	getX() Returns the X coordinate of the upper left corner of thisEllipse2D in double precision.
double	getY() Returns the Y coordinate of the upper left corner of thisEllipse2D in double precision.
boolean	isEmpty() Determines whether or not the bounding box of this Ellipse2D is empty.
void	[setFrame](../../../java/awt/geom/Ellipse2D.Double.html#setFrame%28double, double, double, double%29)(double x, double y, double w, double h) Sets the location and size of this Ellipse2D to the specified double values.

Methods inherited from class java.awt.geom.Ellipse2D
[contains](../../../java/awt/geom/Ellipse2D.html#contains%28double, double%29), [contains](../../../java/awt/geom/Ellipse2D.html#contains%28double, double, double, double%29), getPathIterator, [intersects](../../../java/awt/geom/Ellipse2D.html#intersects%28double, double, double, double%29)

Methods inherited from class java.awt.geom.RectangularShape
clone, contains, contains, getBounds, getCenterX, getCenterY, getFrame, getMaxX, getMaxY, getMinX, getMinY, [getPathIterator](../../../java/awt/geom/RectangularShape.html#getPathIterator%28java.awt.geom.AffineTransform, double%29), intersects, [setFrame](../../../java/awt/geom/RectangularShape.html#setFrame%28java.awt.geom.Point2D, java.awt.geom.Dimension2D%29), setFrame, [setFrameFromCenter](../../../java/awt/geom/RectangularShape.html#setFrameFromCenter%28double, double, double, double%29), [setFrameFromCenter](../../../java/awt/geom/RectangularShape.html#setFrameFromCenter%28java.awt.geom.Point2D, java.awt.geom.Point2D%29), [setFrameFromDiagonal](../../../java/awt/geom/RectangularShape.html#setFrameFromDiagonal%28double, double, double, double%29), [setFrameFromDiagonal](../../../java/awt/geom/RectangularShape.html#setFrameFromDiagonal%28java.awt.geom.Point2D, java.awt.geom.Point2D%29)

Methods inherited from class java.awt.geom.RectangularShape

clone, contains, contains, getBounds, getCenterX, getCenterY, getFrame, getMaxX, getMaxY, getMinX, getMinY, [getPathIterator](../../../java/awt/geom/RectangularShape.html#getPathIterator%28java.awt.geom.AffineTransform, double%29), intersects, [setFrame](../../../java/awt/geom/RectangularShape.html#setFrame%28java.awt.geom.Point2D, java.awt.geom.Dimension2D%29), setFrame, [setFrameFromCenter](../../../java/awt/geom/RectangularShape.html#setFrameFromCenter%28double, double, double, double%29), [setFrameFromCenter](../../../java/awt/geom/RectangularShape.html#setFrameFromCenter%28java.awt.geom.Point2D, java.awt.geom.Point2D%29), [setFrameFromDiagonal](../../../java/awt/geom/RectangularShape.html#setFrameFromDiagonal%28double, double, double, double%29), [setFrameFromDiagonal](../../../java/awt/geom/RectangularShape.html#setFrameFromDiagonal%28java.awt.geom.Point2D, java.awt.geom.Point2D%29)

Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, [wait](../../../java/lang/Object.html#wait%28long, int%29)

Field Detail

x

public double x

The x coordinate of the upper left corner of thisEllipse2D.

y

public double y

The y coordinate of the upper left corner of thisEllipse2D.

width

public double width

The overall width of this Ellipse2D.

height

public double height

The overall height of the Ellipse2D.

Constructor Detail

Ellipse2D.Double

public Ellipse2D.Double()

Constructs a new Ellipse2D, initialized to location (0, 0) and size (0, 0).

Ellipse2D.Double

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

Constructs and initializes an Ellipse2D from the specified coordinates.

Parameters:

x, y - the coordinates of the bounding rectangle

w - the width of the rectangle

h - the height of the rectangle

Method Detail

getX

public double getX()

Returns the X coordinate of the upper left corner of thisEllipse2D in double precision.

Specified by:

[getX](../../../java/awt/geom/RectangularShape.html#getX%28%29) in class [RectangularShape](../../../java/awt/geom/RectangularShape.html "class in java.awt.geom")

Returns:

the X coordinate of the upper left corner of the bounding box of this Ellipse2D.

getY

public double getY()

Returns the Y coordinate of the upper left corner of thisEllipse2D in double precision.

Specified by:

[getY](../../../java/awt/geom/RectangularShape.html#getY%28%29) in class [RectangularShape](../../../java/awt/geom/RectangularShape.html "class in java.awt.geom")

Returns:

the Y coordinate of the upper left corner of the bounding box of this Ellipse2D.

getWidth

public double getWidth()

Returns the overall width of this Ellipse2D in double precision.

Specified by:

[getWidth](../../../java/awt/geom/RectangularShape.html#getWidth%28%29) in class [RectangularShape](../../../java/awt/geom/RectangularShape.html "class in java.awt.geom")

Returns:

the width of this Ellipse2D.

getHeight

public double getHeight()

Returns the overall height of this Ellipse2D in double precision.

Specified by:

[getHeight](../../../java/awt/geom/RectangularShape.html#getHeight%28%29) in class [RectangularShape](../../../java/awt/geom/RectangularShape.html "class in java.awt.geom")

Returns:

the height of this Ellipse2D.

isEmpty

public boolean isEmpty()

Determines whether or not the bounding box of this Ellipse2D is empty.

Specified by:

[isEmpty](../../../java/awt/geom/RectangularShape.html#isEmpty%28%29) in class [RectangularShape](../../../java/awt/geom/RectangularShape.html "class in java.awt.geom")

Returns:

true if the bounding box of this Ellipse2D is empty; false otherwise.

setFrame

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

Sets the location and size of this Ellipse2D to the specified double values.

Specified by:

[setFrame](../../../java/awt/geom/RectangularShape.html#setFrame%28double, double, double, double%29) in class [RectangularShape](../../../java/awt/geom/RectangularShape.html "class in java.awt.geom")

Parameters:

x, y - the specified coordinates to which to set the location of the bounding box of this Ellipse2D

w - the width to which to set the width of this Ellipse2D

h - the height to which to set the height of this Ellipse2D

See Also:

RectangularShape.getFrame()

getBounds2D

public Rectangle2D getBounds2D()

Returns the high precision bounding box of thisEllipse2D.

Returns:

a Rectangle2D that is the bounding box of this Ellipse2D.

See Also:

Shape.getBounds()

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.