diva.canvas.interactor
Class BasicGrabHandle

java.lang.Object
  diva.canvas.AbstractFigure
      diva.canvas.toolbox.BasicFigure
          diva.canvas.toolbox.BasicRectangle
              diva.canvas.interactor.BasicGrabHandle

All Implemented Interfaces:

CanvasComponent, Figure, GrabHandle, ShapedFigure, VisibleComponent, UserObjectContainer

public class BasicGrabHandle
extends BasicRectangle
implements GrabHandle

A basic rectangle grab-handle implementation.

Version:

$Id: BasicGrabHandle.java 38798 2005-07-08 20:00:01Z cxh $

Author:

John Reekie, Michael Shilman

Field Summary

private Site	_site The site
private float	_size
private double	_x
private double	_y

Constructor Summary

BasicGrabHandle(Site s)
Construct a new grab handle attached to the given site.

Method Summary

Site	getSite() Get the site that this handle is attached to
float	getSize() Get the "size" of the grab-handle.
void	relocate() Reposition the grab-handle if necessary
void	setSite(Site s) Set the set to which this grab-handle is attached.
void	setSize(float size) Set the "size" of the grab-handle.
void	translate(double x, double y) Translating a grab-handle moves its site, but _doesn't_ move the grab-handle itself (that will be handled by the reshape manipulator).

Methods inherited from class diva.canvas.toolbox.BasicFigure

getBounds, getComposite, getDashArray, getFillPaint, getLineWidth, getOrigin, getShape, getStrokePaint, hit, isCentered, paint, setCentered, setComposite, setDashArray, setFillPaint, setLineWidth, setPrototypeShape, setShape, setStroke, setStrokePaint, transform

Methods inherited from class diva.canvas.AbstractFigure

contains, getInteractor, getLayer, getParent, getToolTipText, getTransformContext, getUserObject, intersects, isVisible, paint, repaint, repaint, setInteractor, setParent, setToolTipText, setUserObject, setVisible

Methods inherited from class java.lang.Object

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

Methods inherited from interface diva.canvas.Figure

contains, getBounds, getInteractor, getLayer, getOrigin, getParent, getShape, getToolTipText, hit, intersects, setInteractor, setParent, setToolTipText, transform

Methods inherited from interface diva.canvas.VisibleComponent

isVisible, paint, paint, setVisible

Methods inherited from interface diva.canvas.CanvasComponent

getTransformContext, repaint, repaint

Methods inherited from interface diva.util.UserObjectContainer

getUserObject, setUserObject

Field Detail

_site

private Site _site

The site

_x

private double _x

_y

private double _y

_size

private float _size

Constructor Detail

BasicGrabHandle

public BasicGrabHandle(Site s)

Construct a new grab handle attached to the given site.

Method Detail

getSite

public Site getSite()

Get the site that this handle is attached to

Specified by:

getSite in interface GrabHandle

getSize

public float getSize()

Get the "size" of the grab-handle. The size is half the length of each side. The default is 4.0.

Specified by:

getSize in interface GrabHandle

relocate

public void relocate()

Reposition the grab-handle if necessary

Specified by:

relocate in interface GrabHandle

setSite

public void setSite(Site s)

Set the set to which this grab-handle is attached.

Specified by:

setSite in interface GrabHandle

setSize

public void setSize(float size)

Set the "size" of the grab-handle. The size is half the length of each side.

Specified by:

setSize in interface GrabHandle

translate

public void translate(double x,
                      double y)

Translating a grab-handle moves its site, but _doesn't_ move the grab-handle itself (that will be handled by the reshape manipulator).

Specified by:

translate in interface Figure

Overrides:

translate in class BasicRectangle