org.freehep.swing.graphics
Class PointSelectionEvent

java.lang.Object
  |
  +--java.util.EventObject
        |
        +--org.freehep.swing.graphics.GraphicalSelectionEvent
              |
              +--org.freehep.swing.graphics.PointSelectionEvent

All Implemented Interfaces:

Serializable

public class PointSelectionEvent

extends GraphicalSelectionEvent

Instances of this class are created when the user graphically selects a point 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: PointSelectionEvent.java,v 1.4 2001/04/03 10:25:37 loomis Exp $

Author:

Charles Loomis

See Also:

Serialized Form

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

PointSelectionEvent(Object source, int actionCode, Point selection, AffineTransform transform)
The constructor requires the source object and the actual point selected.

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

PointSelectionEvent

public PointSelectionEvent(Object source,
                           int actionCode,
                           Point selection,
                           AffineTransform transform)

The constructor requires the source object and the actual point selected. The transform should be the one which will center the display on this point if applied.

Parameters:

source - the Object generating this event

selection - the Point which is selected

transform - the AffineTransform which will center the display on the selected point