diva.canvas.interactor
Class CircleGeometry.CircleSite

java.lang.Object
  diva.canvas.AbstractSite
      diva.canvas.interactor.CircleGeometry.CircleSite

All Implemented Interfaces:

Site

Enclosing class:

CircleGeometry

public class CircleGeometry.CircleSite
extends AbstractSite

CircleSite is the local class that implements an editable site of Rectangle objects.

Field Summary

private int	_id
private double	_normal
private double	_offX
private double	_offY

Fields inherited from class diva.canvas.AbstractSite

_hasNormal

Constructor Summary

CircleGeometry.CircleSite(int id)
Create a new site with the given ID

Method Summary

private double	getAngle(int direction)
Figure	getFigure() Get the figure to which this site is attached, or null if it is not attached to a figure.
int	getID() Get the ID of this site.
double	getNormal() Get the angle of the normal to this site, in radians between zero and 2pi.
java.awt.geom.Point2D	getPoint() Get the point location of the site.
double	getX() Get the x-coordinate of the site, in the local coordinates of the containing pane.
double	getY() Get the y-coordinate of the site, in the local coordinates of the containing pane.
boolean	hasNormal() Test if this site has a "normal" to it.
boolean	isNormal(int direction) Test if this site has a normal in the given direction.
void	setPoint(java.awt.geom.Point2D point) Set the point location of the site
void	translate(double dx, double dy) Translate the site by the indicated distance, where distances are in the local coordinates of the containing pane.

Methods inherited from class diva.canvas.AbstractSite

getPoint, getPoint, getPoint, getTransformContext, setNormal

Methods inherited from class java.lang.Object

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

Field Detail

_id

private int _id

_normal

private double _normal

_offX

private double _offX

_offY

private double _offY

Constructor Detail

CircleGeometry.CircleSite

CircleGeometry.CircleSite(int id)

Create a new site with the given ID

Method Detail

getID

public int getID()

Get the ID of this site.

Specified by:

getID in interface Site

Specified by:

getID in class AbstractSite

getFigure

public Figure getFigure()

Get the figure to which this site is attached, or null if it is not attached to a figure.

Specified by:

getFigure in interface Site

Specified by:

getFigure in class AbstractSite

getNormal

public double getNormal()

Get the angle of the normal to this site, in radians between zero and 2pi.

Specified by:

getNormal in interface Site

Overrides:

getNormal in class AbstractSite

getPoint

public java.awt.geom.Point2D getPoint()

Get the point location of the site.

Specified by:

getPoint in interface Site

Overrides:

getPoint in class AbstractSite

getX

public double getX()

Get the x-coordinate of the site, in the local coordinates of the containing pane.

Specified by:

getX in interface Site

Specified by:

getX in class AbstractSite

getY

public double getY()

Get the y-coordinate of the site, in the local coordinates of the containing pane.

Specified by:

getY in interface Site

Specified by:

getY in class AbstractSite

hasNormal

public boolean hasNormal()

Test if this site has a "normal" to it. Returns true.

Specified by:

hasNormal in interface Site

Overrides:

hasNormal in class AbstractSite

getAngle

private final double getAngle(int direction)

isNormal

public boolean isNormal(int direction)

Test if this site has a normal in the given direction.

Specified by:

isNormal in interface Site

Overrides:

isNormal in class AbstractSite

translate

public void translate(double dx,
                      double dy)

Translate the site by the indicated distance, where distances are in the local coordinates of the containing pane.

Specified by:

translate in interface Site

Overrides:

translate in class AbstractSite

setPoint

public void setPoint(java.awt.geom.Point2D point)

Set the point location of the site