org.freehep.swing.graphics
Class RegionSelectionEvent

java.lang.Object
  java.util.EventObject
      org.freehep.swing.graphics.GraphicalSelectionEvent
          org.freehep.swing.graphics.RegionSelectionEvent

All Implemented Interfaces:

Serializable

public class RegionSelectionEvent

extends GraphicalSelectionEvent

Instances of this class are created when the user graphically selects a region on the screen. This event gives the object which generated this event, as well as a polygon describing the outline of the region and an AffineTransform which can be used to zoom into the selected region.

Version:

$Id: RegionSelectionEvent.java,v 1.4 2001/04/03 10:25:37 loomis Exp $

Author:

Charles Loomis

See Also:

Serialized Form

Source Code:

RegionSelectionEvent.java

Field Summary

Fields inherited from class org.freehep.swing.graphics.GraphicalSelectionEvent

actionCode, DEFAULT_MODE, NEXT_MODE, NO_ACTION, PICK, PICK_ADD, PREVIOUS_MODE, selection, UNPICK, ZOOM, ZOOM_NEW_VIEW

Fields inherited from class java.util.EventObject

source

Constructor Summary

RegionSelectionEvent(Object source, int actionCode, Polygon selection, AffineTransform transform)
The constructor requires the source object, the selection type, and the actual selection.

Methods inherited from class org.freehep.swing.graphics.GraphicalSelectionEvent

getActionCode, getSelection, getTransform

Methods inherited from class java.util.EventObject

getSource, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

RegionSelectionEvent

public RegionSelectionEvent(Object source,
                            int actionCode,
                            Polygon selection,
                            AffineTransform transform)

The constructor requires the source object, the selection type, and the actual selection.

Parameters:

source - the Object which generates this event

selection - a Polygon describing the outline of the region

transform - an AffineTransform appropriate for zooming into the selected region