org.arakhne.afc.ui.android.zoom

Class TouchManager

java.lang.Object

org.arakhne.afc.ui.android.zoom.TouchManager

 class TouchManager
extends Object

This class provides a general behavior to support touch events.

This manager tries to detected scaling, move and click gestures and avoid to generate unecessary events.

Version:

$Name$ $Revision$ $Date$

Author:

$Author: galland$

Maven Group Id:

$GroupId$

Maven Artifact Id:

$ArtifactId$

Field Summary

Fields

Modifier and Type	Field and Description
static int	INVALID_POINTER_ID Constant that is the identifier representing of an invalid pointer on the droid device.

Constructor Summary

Constructors

Constructor and Description
TouchManager(ZoomableView view)

Method Summary

Methods

Modifier and Type	Method and Description
protected ZoomableView	getView() Replies the view associated to this manager.
void	init() Initialize the manager.
byte	onTouchEvent(android.view.MotionEvent ev) Invoked to treat a touch event.
android.view.View.OnClickListener	setOnClickListener(android.view.View.OnClickListener l) Change the listener on click.
android.view.View.OnLongClickListener	setOnLongClickListener(android.view.View.OnLongClickListener l) Change the listener on long click.

Methods inherited from class java.lang.Object

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

Field Detail

INVALID_POINTER_ID

public static final int INVALID_POINTER_ID

Constant that is the identifier representing of an invalid pointer on the droid device.

See Also:

Constant Field Values

Constructor Detail

TouchManager

public TouchManager(ZoomableView view)

Parameters:

view - is the view associated to this manager.

Method Detail

init

public void init()

Initialize the manager.

This function must be invoked just after the construction and before any Android event.

onTouchEvent

public byte onTouchEvent(android.view.MotionEvent ev)

Invoked to treat a touch event.

Parameters:

ev -

Returns:

a flag with 0x1 if the event is consumed, 0x2 if the View's touchEvent function must be invoked.

getView

protected ZoomableView getView()

Replies the view associated to this manager.

Returns:

the view.

setOnLongClickListener

public final android.view.View.OnLongClickListener setOnLongClickListener(android.view.View.OnLongClickListener l)

Change the listener on long click.

Parameters:

l - is the new listener

Returns:

the listener that must be used by the view.

setOnClickListener

public final android.view.View.OnClickListener setOnClickListener(android.view.View.OnClickListener l)

Change the listener on click.

Parameters:

l - is the new listener

Returns:

the listener that must be used by the view.