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Java Platform 1.2
Beta 4

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SUMMARY: INNER | FIELD | CONSTR | METHOD

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Class java.awt.geom.Rectangle2D.Double

java.lang.Object
  |
  +--java.awt.geom.RectangularShape
        |
        +--java.awt.geom.Rectangle2D
              |
              +--java.awt.geom.Rectangle2D.Double

public static class Rectangle2D.Double

extends Rectangle2D

A rectangle specified in double coordinates.

Since:

JDK1.2

Inner classes inherited from class java.awt.geom.Rectangle2D

Rectangle2D.Double , Rectangle2D.Float

Field Summary

double	height The height of the rectangle.
double	width The width of the rectangle.
double	x The x coordinate of the rectangle.
double	y The y coordinate of the rectangle.

Fields inherited from class java.awt.geom.Rectangle2D

OUT_BOTTOM , OUT_LEFT , OUT_RIGHT , OUT_TOP

Constructor Summary

Rectangle2D.Double()
Constructs a new rectangle, initialized to location (0, 0) and size (0, 0).

Rectangle2D.Double(double x, double y, double w, double h)
Constructs and initializes a rectangle from the specified double coordinates.

Method Summary

Rectangle2D	createIntersection(Rectangle2D r) Return a new Rectangle2D object representing the intersection of this rectangle with the given rectangle.
Rectangle2D	createUnion(Rectangle2D r) Return a new Rectangle2D object representing the union of this rectangle with the given rectangle.
double	getHeight() Returns the height of the rectangle in double precision.
double	getWidth() Returns the width of the rectangle in double precision.
double	getX() Returns the X coordinate of the rectangle in double precision.
double	getY() Returns the Y coordinate of the rectangle in double precision.
boolean	isEmpty() Determines whether the rectangle is empty.
int	outcode(double x, double y) Determines where the specified double coordinates lie with respect to this Rectangle.
void	setRect(double x, double y, double w, double h) Sets the location and size of this rectangle to the specified double values.
void	setRect(Rectangle2D r) Sets this rectangle to be the same as the specified Rectangle.
String	toString() Returns the String representation of this Rectangle.

Methods inherited from class java.awt.geom.Rectangle2D

add , add , add , contains , contains , equals , getBounds2D , getPathIterator , getPathIterator , intersect , intersects , intersectsLine , intersectsLine , outcode , setFrame , union

Methods inherited from class java.awt.geom.RectangularShape

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

Methods inherited from class java.lang.Object

finalize , getClass , hashCode , notify , notifyAll , wait , wait , wait

Field Detail

x

public double x

The x coordinate of the rectangle.

Since:

JDK1.2

y

public double y

The y coordinate of the rectangle.

Since:

JDK1.2

width

public double width

The width of the rectangle.

Since:

JDK1.2

height

public double height

The height of the rectangle.

Since:

JDK1.2

Constructor Detail

Rectangle2D.Double

public Rectangle2D.Double()

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

Since:

JDK1.2

Rectangle2D.Double

public Rectangle2D.Double(double x,
                          double y,
                          double w,
                          double h)

Constructs and initializes a rectangle from the specified double coordinates.

Parameters:

x - the x coordinate

y - the y coordinate

width - the width of the rectangle

height - the height of the rectangle

Since:

JDK1.2

Method Detail

getX

public double getX()

Returns the X coordinate of the rectangle in double precision.

Overrides:

getX in class RectangularShape

Since:

JDK1.2

getY

public double getY()

Returns the Y coordinate of the rectangle in double precision.

Overrides:

getY in class RectangularShape

Since:

JDK1.2

getWidth

public double getWidth()

Returns the width of the rectangle in double precision.

Overrides:

getWidth in class RectangularShape

Since:

JDK1.2

getHeight

public double getHeight()

Returns the height of the rectangle in double precision.

Overrides:

getHeight in class RectangularShape

Since:

JDK1.2

isEmpty

public boolean isEmpty()

Determines whether the rectangle is empty.

Overrides:

isEmpty in class RectangularShape

Since:

JDK1.2

setRect

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

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

Overrides:

setRect in class Rectangle2D

Since:

JDK1.2

setRect

public void setRect(Rectangle2D r)

Sets this rectangle to be the same as the specified Rectangle.

Overrides:

setRect in class Rectangle2D

Since:

JDK1.2

outcode

public int outcode(double x,
                   double y)

Determines where the specified double coordinates lie with respect to this Rectangle. This method computes a binary OR of the appropriate mask values indicating which sides of the rectangle the given point is outside of.

Returns:

the logical OR of all appropriate out codes

Overrides:

outcode in class Rectangle2D

Since:

JDK1.2

See Also:

Rectangle2D.OUT_LEFT, Rectangle2D.OUT_TOP, Rectangle2D.OUT_RIGHT, Rectangle2D.OUT_BOTTOM

createIntersection

public Rectangle2D createIntersection(Rectangle2D r)

Return a new Rectangle2D object representing the intersection of this rectangle with the given rectangle.

Parameters:

r - the rectangle to be intersected with

Returns:

the largest rectangle contained in both the specified rectangle and in this rectangle

Overrides:

createIntersection in class Rectangle2D

Since:

JDK1.2

createUnion

public Rectangle2D createUnion(Rectangle2D r)

Return a new Rectangle2D object representing the union of this rectangle with the given rectangle.

Parameters:

r - the rectangle to be combined with

Returns:

the smallest rectangle containing both the specified rectangle and this rectangle.

Overrides:

createUnion in class Rectangle2D

Since:

JDK1.2

toString

public String toString()

Returns the String representation of this Rectangle.

Overrides:

toString in class Object

Since:

JDK1.2