org.imajine.image.render

Class MouseWheelZoomingController

java.lang.Object

org.imajine.image.render.MouseWheelZoomingController

public class MouseWheelZoomingController
extends Object

This class zooms listening to the mouse wheel.

Version:

$Id: MouseWheelZoomingController.java,v 20e39e8c9fac 2012/02/02 16:35:02 fabrizio $

Author:

Fabrizio Giudici

Constructor Summary

Constructors

Constructor and Description
MouseWheelZoomingController(ScaleController scaleController) Creates a new instance of this class, attached to a ScaleController.

Method Summary

Methods

Modifier and Type	Method and Description
double	getZoomFactor()
boolean	isEnabled() Returns true if the controller is enabled.
void	setEnabled(boolean enabled) Enables or disables this controller.
void	setZoomFactor(double zoomFactor)

Methods inherited from class java.lang.Object

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

Constructor Detail

MouseWheelZoomingController

public MouseWheelZoomingController(ScaleController scaleController)

Creates a new instance of this class, attached to a ScaleController. This controller must be activated with setEnabled(true) in order to be used.

Parameters:

scaleController - the scale controller

Method Detail

setEnabled

public void setEnabled(boolean enabled)

Enables or disables this controller. As this class attaches some listeners to the image renderer component, it's advisable to disable it when it's not needed, in order to facilitate garbage collection.

Parameters:

enabled - true if must be enabled, false otherwise

isEnabled

public boolean isEnabled()

Returns true if the controller is enabled.

Returns:

true if enabled

setZoomFactor

public void setZoomFactor(double zoomFactor)

getZoomFactor

public double getZoomFactor()