Class Rectangle2D

java.lang.Object

javafx.geometry.Rectangle2D

public class Rectangle2D
extends Object

A 2D rectangle used to describe the bounds of an object. It is defined by a location (minX, minY) and dimension (width x height).

Since:: JavaFX 2.0

Field Summary

Fields
Modifier and Type	Field	Description
`static Rectangle2D`	`EMPTY`	An empty `Rectangle2D` instance (with all coordinates equal to zero).

Constructor Summary

Constructors
Constructor	Description
`Rectangle2D(double minX, double minY, double width, double height)`	Creates a new instance of `Rectangle2D`.

Method Summary

Modifier and Type	Method	Description
`boolean`	`contains(double x, double y)`	Tests if the specified `(x, y)` coordinates are inside the boundary of `Rectangle2D`.
`boolean`	`contains(double x, double y, double w, double h)`	Tests if the interior of this `Rectangle2D` entirely contains the specified rectangular area.
`boolean`	`contains(Point2D p)`	Tests if the specified point is inside the boundary of `Rectangle2D`.
`boolean`	`contains(Rectangle2D r)`	Tests if the interior of this `Rectangle2D` entirely contains the specified Rectangle2D, `r`.
`boolean`	`equals(Object obj)`	Indicates whether some other object is "equal to" this one.
`double`	`getHeight()`	The height of this `Rectangle2D`.
`double`	`getMaxX()`	The x coordinate of the lower-right corner of this `Rectangle2D`.
`double`	`getMaxY()`	The y coordinate of the lower-right corner of this `Rectangle2D`.
`double`	`getMinX()`	The x coordinate of the upper-left corner of this `Rectangle2D`.
`double`	`getMinY()`	The y coordinate of the upper-left corner of this `Rectangle2D`.
`double`	`getWidth()`	The width of this `Rectangle2D`.
`int`	`hashCode()`	Returns a hash code for this `Rectangle2D` object.
`boolean`	`intersects(double x, double y, double w, double h)`	Tests if the interior of this `Rectangle2D` intersects the interior of a specified rectangular area.
`boolean`	`intersects(Rectangle2D r)`	Tests if the interior of this `Rectangle2D` intersects the interior of a specified Rectangle2D, `r`.
`String`	`toString()`	Returns a string representation of this `Rectangle2D`.

Methods declared in class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

EMPTY

public static final Rectangle2D EMPTY

An empty Rectangle2D instance (with all coordinates equal to zero).

Constructor Details

Rectangle2D

public Rectangle2D(double minX, double minY, double width, double height)

Creates a new instance of Rectangle2D.

Parameters:: minX - The x coordinate of the upper-left corner of the Rectangle2D; minY - The y coordinate of the upper-left corner of the Rectangle2D; width - The width of the Rectangle2D; height - The height of the Rectangle2D

Method Details

getMinX

public double getMinX()

The x coordinate of the upper-left corner of this Rectangle2D.

Default value:: 0.0
Returns:: the x coordinate of the upper-left corner

getMinY

public double getMinY()

The y coordinate of the upper-left corner of this Rectangle2D.

Default value:: 0.0
Returns:: the y coordinate of the upper-left corner

getWidth

public double getWidth()

The width of this Rectangle2D.

Default value:: 0.0
Returns:: the width

getHeight

public double getHeight()

The height of this Rectangle2D.

Default value:: 0.0
Returns:: the height

getMaxX

public double getMaxX()

The x coordinate of the lower-right corner of this Rectangle2D.

Default value:: minX + width
Returns:: the x coordinate of the lower-right corner

getMaxY

public double getMaxY()

The y coordinate of the lower-right corner of this Rectangle2D.

Default value:: minY + height
Returns:: the y coordinate of the lower-right corner

contains

public boolean contains(Point2D p)

Tests if the specified point is inside the boundary of Rectangle2D.

Parameters:: p - the specified point to be tested
Returns:: true if the specified point is inside the boundary of this Rectangle2D; false otherwise

contains

public boolean contains(double x, double y)

Tests if the specified (x, y) coordinates are inside the boundary of Rectangle2D.

Parameters:: x - the specified x coordinate to be tested; y - the specified y coordinate to be tested
Returns:: true if the specified (x, y) coordinates are inside the boundary of this Rectangle2D; false otherwise

contains

public boolean contains(Rectangle2D r)

Tests if the interior of this Rectangle2D entirely contains the specified Rectangle2D, r.

Parameters:: r - The specified Rectangle2D
Returns:: true if the specified Rectangle2D, r, is inside the boundary of this Rectangle2D; false otherwise

contains

public boolean contains(double x, double y, double w, double h)

Tests if the interior of this Rectangle2D entirely contains the specified rectangular area.

Parameters:: x - the x coordinate of the upper-left corner of the specified rectangular area; y - the y coordinate of the upper-left corner of the specified rectangular area; w - the width of the specified rectangular area; h - the height of the specified rectangular area
Returns:: true if the interior of this Rectangle2D entirely contains the specified rectangular area; false otherwise

intersects

public boolean intersects(Rectangle2D r)

Tests if the interior of this Rectangle2D intersects the interior of a specified Rectangle2D, r.

Parameters:: r - The specified Rectangle2D
Returns:: true if the interior of this Rectangle2D and the interior of the specified Rectangle2D, r, intersect

intersects

public boolean intersects(double x, double y, double w, double h)

Tests if the interior of this Rectangle2D intersects the interior of a specified rectangular area.

Parameters:: x - the x coordinate of the upper-left corner of the specified rectangular area; y - the y coordinate of the upper-left corner of the specified rectangular area; w - the width of the specified rectangular area; h - the height of the specified rectangular area
Returns:: true if the interior of this Rectangle2D and the interior of the rectangular area intersect

equals

public boolean equals(Object obj)

Indicates whether some other object is "equal to" this one.

Overrides:: equals in class Object
Parameters:: obj - the reference object with which to compare.
Returns:: true if this object is equal to the obj argument; false otherwise

hashCode

public int hashCode()

Returns a hash code for this Rectangle2D object.

Overrides:: hashCode in class Object
Returns:: a hash code for this Rectangle2D object.

toString

public String toString()

Returns a string representation of this Rectangle2D. This method is intended to be used only for informational purposes. The content and format of the returned string might vary between implementations. The returned string might be empty but cannot be null.

Overrides:: toString in class Object

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Documentation extracted from JavaFX API Documentation.
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