com.luciad.view.lightspeed.editor

LuciadFusionClass ALspCreateEditorModel<T extends ILcdShape>

java.lang.Object

com.luciad.view.lightspeed.editor.ALspCreateEditorModel<T>

Direct Known Subclasses:

TLspCreateCurveEditorModel

public abstract class ALspCreateEditorModel<T extends ILcdShape>
extends Object

An abstract class that can be used by editors to create a new (sub-)shape. The output of the create method is assumed to be of the same type. If the type changes, an event should be fired internally using the fireChangeEvent(javax.swing.event.ChangeEvent) method.

Since:

2012.0

Constructor Summary

Constructors

Constructor and Description
ALspCreateEditorModel()

Method Summary

Modifier and Type	Method and Description
void	addChangeListener(ChangeListener aChangeListener) Adds a change listener to this create editor model, that is notified every time a call to the create method results in a new type of shape.
abstract T	create(TLspContext aContext) Creates a new shape, based on the given context.
protected void	fireChangeEvent(ChangeEvent aEvent) Subclasses of ALspCreateEditorModel should call this method every time a change occurs in the output type of the create(com.luciad.view.lightspeed.TLspContext) method.
void	removeChangeListener(ChangeListener aChangeListener) Removes a previously registered change listener

Methods inherited from class java.lang.Object

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

Constructor Detail

ALspCreateEditorModel

public ALspCreateEditorModel()

Method Detail

create

public abstract T create(TLspContext aContext)

Creates a new shape, based on the given context. The output of this method is assumed to be constant over time (i.e. of the same type). If the type changes, the fireChangeEvent method should be called to notify all listeners of this create editor model.

Parameters:

aContext - context information. Contains the view and layer for which the shape should be created. Important here is that the created shape is defined in the same reference as the model in this context.

Returns:

a new shape

addChangeListener

public void addChangeListener(ChangeListener aChangeListener)

Adds a change listener to this create editor model, that is notified every time a call to the create method results in a new type of shape.

Parameters:

aChangeListener - a change listener

See Also:

fireChangeEvent(javax.swing.event.ChangeEvent)

removeChangeListener

public void removeChangeListener(ChangeListener aChangeListener)

Removes a previously registered change listener

Parameters:

aChangeListener - a change listener that was previously registered

fireChangeEvent

protected void fireChangeEvent(ChangeEvent aEvent)

Subclasses of ALspCreateEditorModel should call this method every time a change occurs in the output type of the create(com.luciad.view.lightspeed.TLspContext) method. This notifies all listeners so they can act accordingly to the changed state.

Parameters:

aEvent - the event to fire