Package lejos.robotics.geometry

Class Rectangle2D.Double

java.lang.Object

lejos.robotics.geometry.RectangularShape

lejos.robotics.geometry.Rectangle2D

lejos.robotics.geometry.Rectangle2D.Double

All Implemented Interfaces:

java.lang.Cloneable, Shape

Enclosing class:

Rectangle2D

public static class Rectangle2D.Double
extends Rectangle2D

A Rectangle2D with double coordinates

Nested Class Summary

Nested classes/interfaces inherited from class lejos.robotics.geometry.Rectangle2D

Rectangle2D.Double, Rectangle2D.Float

Field Summary

Fields

Modifier and Type	Field	Description
double	height	The height of the rectangle;
double	width	The width of the rectangle
double	x	The x coordinate of the top left corner
double	y	The y coordinate of the top right corner

Fields inherited from class lejos.robotics.geometry.Rectangle2D

OUT_BOTTOM, OUT_LEFT, OUT_RIGHT, OUT_TOP

Constructor Summary

Constructors

Constructor	Description
Double()	Create an empty rectangle at (0,0)
Double(double x, double y, double width, double height)

Method Summary

Modifier and Type	Method	Description
Rectangle2D	getBounds2D()	Get the bounding Rectangle2D for the shape
double	getHeight()	Get the height as a double
double	getWidth()	Get the width as a double
double	getX()	Get the x coordinate as a double
double	getY()	Get the y coordinate as a double
boolean	isEmpty()	Test if the rectangular shape is empty
int	outcode(double x, double y)	Returns a mask value that specifies where a point lies with respect to this rectangle.
void	setFrame(double x, double y, double w, double h)	Set the frame for the rectangular shape
void	setRect(double x, double y, double w, double h)	Set this rectangle to a rectangle defined by double coordinates
void	setRect(Rectangle2D r)	Set this Rectangle2D to be the same as a given Rectangle2D

Methods inherited from class lejos.robotics.geometry.Rectangle2D

contains, contains, equals, intersects, intersectsLine, outcode

Methods inherited from class lejos.robotics.geometry.RectangularShape

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

Methods inherited from class java.lang.Object

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

Field Detail

x

public double x

The x coordinate of the top left corner

y

public double y

The y coordinate of the top right corner

width

public double width

The width of the rectangle

height

public double height

The height of the rectangle;

Constructor Detail

Double

public Double()

Create an empty rectangle at (0,0)

Double

public Double(double x,
              double y,
              double width,
              double height)

Method Detail

getX

public double getX()

Description copied from class: RectangularShape

Get the x coordinate as a double

Specified by:

getX in class RectangularShape

Returns:

the x coordinate

getY

public double getY()

Description copied from class: RectangularShape

Get the y coordinate as a double

Specified by:

getY in class RectangularShape

Returns:

the y coordinate

getWidth

public double getWidth()

Description copied from class: RectangularShape

Get the width as a double

Specified by:

getWidth in class RectangularShape

Returns:

the width

getHeight

public double getHeight()

Description copied from class: RectangularShape

Get the height as a double

Specified by:

getHeight in class RectangularShape

Returns:

the height

isEmpty

public boolean isEmpty()

Description copied from class: RectangularShape

Test if the rectangular shape is empty

Specified by:

isEmpty in class RectangularShape

Returns:

true iff the shape is empty

setFrame

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

Description copied from class: RectangularShape

Set the frame for the rectangular shape

Overrides:

setFrame in class Rectangle2D

Parameters:

x - the x coordinate of the top left corner

y - the y coordinate iof the top left corner

w - the width

h - the height

getBounds2D

public Rectangle2D getBounds2D()

Description copied from interface: Shape

Get the bounding Rectangle2D for the shape

Returns:

the bounding Rectangle2D

setRect

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

Description copied from class: Rectangle2D

Set this rectangle to a rectangle defined by double coordinates

Specified by:

setRect in class Rectangle2D

Parameters:

x - the x coordinate of the top left corner

y - the y coordinate of the top right corner

w - the width of the rectangle

h - the height of the rectangle

setRect

public void setRect(Rectangle2D r)

Description copied from class: Rectangle2D

Set this Rectangle2D to be the same as a given Rectangle2D

Overrides:

setRect in class Rectangle2D

Parameters:

r - the Rectangle2D

outcode

public int outcode(double x,
                   double y)

Description copied from class: Rectangle2D

Returns a mask value that specifies where a point lies with respect to this rectangle.

Specified by:

outcode in class Rectangle2D

Parameters:

x - the x coordinate of the given point

y - the y coordinate of the given point

Returns:

the mask value