android.view
Class VelocityTracker

java.lang.Object
  android.view.VelocityTracker

public final class VelocityTracker
extends Object

Method Summary

void	addMovement(MotionEvent ev)
void	clear()
void	computeCurrentVelocity(int units)
void	computeCurrentVelocity(int units, float maxVelocity)
float	getXVelocity()
float	getXVelocity(int id)
float	getYVelocity()
float	getYVelocity(int id)
static VelocityTracker	obtain()
void	recycle()

Methods inherited from class java.lang.Object

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

Method Detail

obtain

public static VelocityTracker obtain()

recycle

public void recycle()

clear

public void clear()

addMovement

public void addMovement(MotionEvent ev)

computeCurrentVelocity

public void computeCurrentVelocity(int units)

computeCurrentVelocity

public void computeCurrentVelocity(int units,
                                   float maxVelocity)

getXVelocity

public float getXVelocity()

getYVelocity

public float getYVelocity()

getXVelocity

public float getXVelocity(int id)

getYVelocity

public float getYVelocity(int id)