net.sf.fmj.ejmf.toolkit.gui.controls
Class StandardGainMeterControl

java.lang.Object
  net.sf.fmj.ejmf.toolkit.gui.controls.AbstractListenerControl
      net.sf.fmj.ejmf.toolkit.gui.controls.ActionListenerControl
          net.sf.fmj.ejmf.toolkit.gui.controls.AbstractGainControl
              net.sf.fmj.ejmf.toolkit.gui.controls.StandardGainMeterControl

All Implemented Interfaces:

Control, GainChangeListener

public class StandardGainMeterControl
extends AbstractGainControl
implements GainChangeListener

Gain meter Control for StandardControlPanel.

Field Summary

Fields inherited from class net.sf.fmj.ejmf.toolkit.gui.controls.AbstractListenerControl

skin

Constructor Summary

StandardGainMeterControl(Skin skin)
Create a StandardGainMeterControl

StandardGainMeterControl(Skin skin, Controller controller)
Create a StandardGainMeterControl and associate it with a Controller.

Method Summary

protected java.awt.Component	createControlComponent(Skin skin) Create the GainMeter Component.
protected java.util.EventListener	createControlListener() Return the ActionListener used to toggle mute button.
void	gainChange(GainChangeEvent gce) Implements GainChangeListener.
protected void	setControllerHook(Controller newController) This method is called when setController is called on an AbstractListenerControl.
void	setLevel(float level) Set the level value for this GainMeter.
void	setMute(boolean muted) Set the mute value for this GainMeter.

Methods inherited from class net.sf.fmj.ejmf.toolkit.gui.controls.AbstractGainControl

getGainControl

Methods inherited from class net.sf.fmj.ejmf.toolkit.gui.controls.ActionListenerControl

addControlListener, removeControlListener, setComponent, setComponentAndListener, setControlListener

Methods inherited from class net.sf.fmj.ejmf.toolkit.gui.controls.AbstractListenerControl

getControlComponent, getController, getDefaultControlListener, initListener, isOperational, setComponent, setComponentAndListener, setController, setControlListener, setOperational, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

StandardGainMeterControl

public StandardGainMeterControl(Skin skin,
                                Controller controller)

Create a StandardGainMeterControl and associate it with a Controller.

Parameters:

controller - A Controller with which control is associated.

StandardGainMeterControl

public StandardGainMeterControl(Skin skin)

Create a StandardGainMeterControl

Method Detail

setControllerHook

protected void setControllerHook(Controller newController)

This method is called when setController is called on an AbstractListenerControl.

Overrides:

setControllerHook in class AbstractGainControl

Parameters:

newController - A Controller with which this control is associated.

createControlComponent

protected java.awt.Component createControlComponent(Skin skin)

Create the GainMeter Component.

Specified by:

createControlComponent in class AbstractListenerControl

Returns:

The component that acts as gain meter control.

See Also:

GainMeterButton

setLevel

public void setLevel(float level)

Set the level value for this GainMeter. The input argument is a level value from the Player's GainControl. It is the GainMeter's responsibility to convert it to a value that can be meaningfully rendered.

Parameters:

level - This argument represents a level value returned by a Player's GainControl.

setMute

public void setMute(boolean muted)

Set the mute value for this GainMeter.

Parameters:

muted - If muted is true, audio signal is suppressed. Otherwise, audio signal is rendered.

createControlListener

protected java.util.EventListener createControlListener()

Return the ActionListener used to toggle mute button.

Specified by:

createControlListener in class AbstractListenerControl

Returns:

An ActionListener for toggling mute state.

gainChange

public void gainChange(GainChangeEvent gce)

Implements GainChangeListener. Level and mute are set appropriately and the view updated for every change to the GainControl on which this GainMeter is a listener.

Specified by:

gainChange in interface GainChangeListener

Parameters:

gce - An GainChangeEvent triggerd by a GainControl

See Also:

GainControl, GainChangeEvent