diva.canvas.connector

Class ArcManipulator

java.lang.Object

diva.canvas.AbstractFigure

diva.canvas.AbstractFigureContainer

diva.canvas.FigureDecorator

diva.canvas.interactor.Manipulator

diva.canvas.connector.ConnectorManipulator

diva.canvas.connector.ArcManipulator

All Implemented Interfaces:

CanvasComponent, Figure, FigureContainer, FigureSet, VisibleComponent, UserObjectContainer

public class ArcManipulator
extends ConnectorManipulator

A manipulator for arc connectors. In addition to the grab handles at the ends of the connector, it attaches a handle in the center of the connector so that the connector can be reshaped.

Version:

$Revision: 1.7 $

Author:

John Reekie (johnr@eecs.berkeley.edu), Edward A. Lee (eal@eecs.berkeley.edu)

Constructor Summary

Constructors

Constructor and Description
ArcManipulator() Construct a new manipulator that uses rectangular grab-handles.
ArcManipulator(GrabHandleFactory f) Construct a new manipulator using the given grab-handle factory.

Method Summary

Modifier and Type	Method and Description
protected void	_createGrabHandles(Connector connector) Clear the current grab handles and create one for each of the head and tail sites, plus an additional one for the center of the arc.
FigureDecorator	newInstance(Figure f) Create a new instance of this manipulator.

Methods inherited from class diva.canvas.connector.ConnectorManipulator

addConnectorListener, addLayerMotionListener, getConnectorTarget, getHeadHandle, getSnapHalo, getTailHandle, getTargetHighlighter, refresh, removeConnectorListener, removeLayerMotionListener, setChild, setConnectorTarget, setSnapHalo, setTargetHighlighter, setTargetProperty

Methods inherited from class diva.canvas.interactor.Manipulator

addGrabHandle, clearGrabHandles, getBounds, getGrabHandleFactory, getHandleInteractor, isRepainting, paint, pick, relocateGrabHandles, removeGrabHandle, repaint, repaint, repaintAlready, setGrabHandleFactory, setHandleFilter, setHandleInteractor, setRepainting

Methods inherited from class diva.canvas.FigureDecorator

add, contains, figures, figuresFromBack, figuresFromFront, getChild, getContainer, getDecoratedFigure, getFigureCount, getShape, hit, remove, replaceChild, transform

Methods inherited from class diva.canvas.AbstractFigureContainer

decorate, pick, translate, undecorate

Methods inherited from class diva.canvas.AbstractFigure

contains, getInteractor, getLayer, getOrigin, getParent, getToolTipText, getTransformContext, getUserObject, intersects, isVisible, paint, 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.VisibleComponent

isVisible, paint, setVisible

Methods inherited from interface diva.canvas.CanvasComponent

getParent, getTransformContext

Constructor Detail

ArcManipulator

public ArcManipulator()

Construct a new manipulator that uses rectangular grab-handles.

ArcManipulator

public ArcManipulator(GrabHandleFactory f)

Construct a new manipulator using the given grab-handle factory.

Method Detail

newInstance

public FigureDecorator newInstance(Figure f)

Create a new instance of this manipulator. The new instance will have the same grab handle, and interactor for grab-handles, as this one.

Overrides:

newInstance in class ConnectorManipulator

_createGrabHandles

protected void _createGrabHandles(Connector connector)

Clear the current grab handles and create one for each of the head and tail sites, plus an additional one for the center of the arc.

Overrides:

_createGrabHandles in class ConnectorManipulator

Parameters:

connector - The connector.