org.gvsig.app.project.documents.view.toolListeners

Class CircleMeasureListener

java.lang.Object

org.gvsig.app.project.documents.view.toolListeners.CircleMeasureListener

All Implemented Interfaces:

CircleListener, ToolListener

public class CircleMeasureListener
extends Object
implements CircleListener

Listener for tools that measure using a circular area, displaying its radius at the status bar of the application's main frame.

See Also:

CircleListener

Constructor Summary

Constructors

Constructor and Description
CircleMeasureListener(MapControl mc) Creates a new listener for measure circular areas.

Method Summary

Modifier and Type	Method and Description
boolean	cancelDrawing() Determines if the drawing process that this tool executes on the MapControl instance could be canceled or not.
void	circle(MeasureEvent event) Called when user defines a circular area.
Image	getImageCursor() Gets the Cursor associated to this tool.

Methods inherited from class java.lang.Object

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

Constructor Detail

CircleMeasureListener

public CircleMeasureListener(MapControl mc)

Creates a new listener for measure circular areas.

Parameters:

mc - the MapControl object where the measures are made

Method Detail

circle

public void circle(MeasureEvent event)
            throws BehaviorException

Description copied from interface: CircleListener

Called when user defines a circular area.

Specified by:

circle in interface CircleListener

Parameters:

event - information about the mouse event, and geometry data related with the operation done

Throws:

BehaviorException - will be thrown when fails the process of this tool

getImageCursor

public Image getImageCursor()

Description copied from interface: ToolListener

Gets the Cursor associated to this tool.

Specified by:

getImageCursor in interface ToolListener

Returns:

component with the bitmap associated to this tool

cancelDrawing

public boolean cancelDrawing()

Description copied from interface: ToolListener

Determines if the drawing process that this tool executes on the MapControl instance could be canceled or not.

Specified by:

cancelDrawing in interface ToolListener

Returns:

true if is cancellable; otherwise returns false