com.threerings.opengl.gui.util
Class Rectangle

java.lang.Object
  com.threerings.opengl.gui.util.Rectangle

public final class Rectangle
extends Object

Represents the bounds of a component.

Field Summary

int	height The height of the entity in question.
int	width The width of the entity in question.
int	x The x position of the entity in question.
int	y The y position of the entity in question.

Constructor Summary

Rectangle()
Creates an empty rectangle.

Rectangle(int x, int y, int width, int height)
Creates a rectangle with the specified location and dimensions.

Rectangle(Rectangle other)
Copy constructor.

Method Summary

void	add(int x, int y, int width, int height) Adds the specified rectangle to this rectangle, causing this rectangle to become the union of itself and the specified rectangle.
boolean	equals(Object other)
int	getArea() Returns the area of the rectangle.
void	grow(int h, int v) Increases the size of this rectangle by the specified amounts in the horizontal and vertical dimensions.
int	hashCode()
Rectangle	intersect(Rectangle other) Computes the intersection of this rectangle and the specified other.
Rectangle	intersect(Rectangle other, Rectangle result) Computes the intersection of this rectangle and the specified other, placing the result in the object provided.
Rectangle	intersectLocal(Rectangle other) Computes the intersection in-place of this rectangle and the specified other.
Rectangle	set(int x, int y, int width, int height) Sets the fields of this rectangle.
Rectangle	set(Rectangle other) Sets the state of this rectangle to that of the specified other.
String	toString() Generates a string representation of this instance.

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

x

public int x

The x position of the entity in question.

y

public int y

The y position of the entity in question.

width

public int width

The width of the entity in question.

height

public int height

The height of the entity in question.

Constructor Detail

Rectangle

public Rectangle(int x,
                 int y,
                 int width,
                 int height)

Creates a rectangle with the specified location and dimensions.

Rectangle

public Rectangle(Rectangle other)

Copy constructor.

Rectangle

public Rectangle()

Creates an empty rectangle.

Method Detail

getArea

public int getArea()

Returns the area of the rectangle.

intersectLocal

public Rectangle intersectLocal(Rectangle other)

Computes the intersection in-place of this rectangle and the specified other.

Returns:

a reference to this rectangle, for chaining.

intersect

public Rectangle intersect(Rectangle other)

Computes the intersection of this rectangle and the specified other.

Returns:

a new rectangle containing the result.

intersect

public Rectangle intersect(Rectangle other,
                           Rectangle result)

Computes the intersection of this rectangle and the specified other, placing the result in the object provided.

Returns:

a reference to the result object, for chaining.

set

public Rectangle set(Rectangle other)

Sets the state of this rectangle to that of the specified other.

Returns:

a reference to this rectangle, for chaining.

set

public Rectangle set(int x,
                     int y,
                     int width,
                     int height)

Sets the fields of this rectangle.

Returns:

a reference to this rectangle, for chaining.

add

public void add(int x,
                int y,
                int width,
                int height)

Adds the specified rectangle to this rectangle, causing this rectangle to become the union of itself and the specified rectangle.

grow

public void grow(int h,
                 int v)

Increases the size of this rectangle by the specified amounts in the horizontal and vertical dimensions.

equals

public boolean equals(Object other)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Generates a string representation of this instance.

Overrides:

toString in class Object