com.attivio.sdk.geo

Class Circle

java.lang.Object

com.attivio.sdk.geo.Shape

com.attivio.sdk.geo.AbstractEllipse

com.attivio.sdk.geo.Circle

All Implemented Interfaces:

Externalizable, Serializable, Cloneable, Comparable<Shape>

public final class Circle
extends AbstractEllipse

Defines a circle.

WARNING: this API is experimental and will likely change in the near future.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.attivio.sdk.geo.AbstractEllipse

centerX, centerY

Constructor Summary

Constructors

Constructor and Description
Circle()
Circle(double centerX, double centerY, double radius)
Circle(Point center, double radius)

Method Summary

Modifier and Type	Method and Description
void	addArguments(StringBuilder buffer)
Circle	clone()
boolean	contains(double x, double y) Return true if this shape contains the point defined by (x, y).
double	distance(double x, double y) Calculate the distance between (x, y) and this circle's center.
boolean	equals(Object other)
boolean	fastIntersects(Rectangle other) Check if this shape's bounding box intersects with box.
Rectangle	getBoundingBox() Get the rectangle that represents the bounding box that fully contains this shape.
double	getMaxRadius() Get the minimum radius for this ellipse.
double	getMinRadius() Get the maximum radius for this ellipse.
Point	getPoint(double angle) Get a point on this ellipse at angle.
double	getPointX(double angle) Get the X coordinate for a point on this ellipse at angle.
double	getPointY(double angle) Get the Y coordinate for a point on this ellipse at angle.
double	getRadius() Get the radius for this circle.
protected double	getRadiusA() Get the first radius for the ellipse.
protected double	getRadiusB() Get the second for the ellipse.
protected double	getRotationCos() Get the cosine of the rotation angle.
protected double	getRotationSin() Get the sine of the rotation angle.
String	getTypeName()
int	hashCode()
boolean	intersects(Circle other) Check if other and this Circle intersect.
boolean	intersects(Rectangle other) Check if other and this Circle intersect.
boolean	intersects(Rectangle box, AbstractEllipse ellipse) Check for intersection with other.
boolean	intersects(Rectangle box, Shape shape) Check if this shape intersects with other.
Circle	readExternal(DataInput in)
void	setRadius(double value)
void	writeExternal(DataOutput out)

Methods inherited from class com.attivio.sdk.geo.AbstractEllipse

getA, getB, getC, getCenter, getCenterX, getCenterY, getHeight, getRotationAngle, getWidth, intersects, setCenter, setCenterX, setCenterY

Methods inherited from class com.attivio.sdk.geo.Shape

compareTo, contains, intersects, readExternal, toString, toString, toString, valueOf, writeExternal

Methods inherited from class java.lang.Object

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

Constructor Detail

Circle

public Circle()

Circle

public Circle(double centerX,
              double centerY,
              double radius)

Circle

public Circle(Point center,
              double radius)

Method Detail

getTypeName

public String getTypeName()

Specified by:

getTypeName in class Shape

getRadius

public double getRadius()

Get the radius for this circle.

setRadius

public void setRadius(double value)

getRadiusA

protected double getRadiusA()

Get the first radius for the ellipse.

This is the radius along the X plane.

Specified by:

getRadiusA in class AbstractEllipse

getRadiusB

protected double getRadiusB()

Get the second for the ellipse.

This is the radius along the Y plane.

Specified by:

getRadiusB in class AbstractEllipse

getMaxRadius

public double getMaxRadius()

Get the minimum radius for this ellipse.

Overrides:

getMaxRadius in class AbstractEllipse

getMinRadius

public double getMinRadius()

Get the maximum radius for this ellipse.

Overrides:

getMinRadius in class AbstractEllipse

getPoint

public Point getPoint(double angle)

Get a point on this ellipse at angle.

Overrides:

getPoint in class AbstractEllipse

getPointX

public double getPointX(double angle)

Get the X coordinate for a point on this ellipse at angle.

Overrides:

getPointX in class AbstractEllipse

getPointY

public double getPointY(double angle)

Get the Y coordinate for a point on this ellipse at angle.

Overrides:

getPointY in class AbstractEllipse

getRotationCos

protected double getRotationCos()

Get the cosine of the rotation angle.

Overrides:

getRotationCos in class AbstractEllipse

getRotationSin

protected double getRotationSin()

Get the sine of the rotation angle.

Overrides:

getRotationSin in class AbstractEllipse

contains

public boolean contains(double x,
                        double y)

Return true if this shape contains the point defined by (x, y).

Specified by:

contains in class Shape

intersects

public boolean intersects(Rectangle box,
                          Shape shape)

Check if this shape intersects with other.

Overrides:

intersects in class AbstractEllipse

Parameters:

box - The bounding box of this shape from Shape.getBoundingBox().

shape - The shape to check for intersection with

distance

public double distance(double x,
                       double y)

Calculate the distance between (x, y) and this circle's center.

intersects

public boolean intersects(Circle other)

Check if other and this Circle intersect.

intersects

public boolean intersects(Rectangle other)

Check if other and this Circle intersect.

intersects

public boolean intersects(Rectangle box,
                          AbstractEllipse ellipse)

Check for intersection with other.

Specified by:

intersects in class AbstractEllipse

fastIntersects

public boolean fastIntersects(Rectangle other)

Check if this shape's bounding box intersects with box.

Specified by:

fastIntersects in class Shape

getBoundingBox

public Rectangle getBoundingBox()

Get the rectangle that represents the bounding box that fully contains this shape.

Specified by:

getBoundingBox in class Shape

hashCode

public int hashCode()

Overrides:

hashCode in class Shape

equals

public boolean equals(Object other)

Overrides:

equals in class Object

addArguments

public void addArguments(StringBuilder buffer)

Specified by:

addArguments in class Shape

clone

public Circle clone()

Overrides:

clone in class Shape

writeExternal

public void writeExternal(DataOutput out)
                   throws IOException

Specified by:

writeExternal in class Shape

Throws:

IOException

readExternal

public Circle readExternal(DataInput in)
                    throws IOException

Specified by:

readExternal in class Shape

Throws:

IOException