GesturePointersUtility

public class GesturePointersUtility

Retains/Releases pointer Ids so that each pointer can only be used in one gesture at a time. Provides helper functions for converting touch coordinates between pixels and inches.

Public Constructors

GesturePointersUtility(DisplayMetrics displayMetrics)

Public Methods

float	inchesToPixels(float inches)
boolean	isPointerIdRetained(int pointerId)
static Vector3	motionEventToPosition(MotionEvent me, int pointerId)
float	pixelsToInches(float pixels)
void	releasePointerId(int pointerId)
void	retainPointerId(int pointerId)

Inherited Methods

From class java.lang.Object

Object	clone()
boolean	equals(Object arg0)
void	finalize()
final Class<?>	getClass()
int	hashCode()
final void	notify()
final void	notifyAll()
String	toString()
final void	wait(long arg0, int arg1)
final void	wait(long arg0)
final void	wait()

Public Constructors

public GesturePointersUtility (DisplayMetrics displayMetrics)

Parameters

displayMetrics

Public Methods

public float inchesToPixels (float inches)

Parameters

inches

public boolean isPointerIdRetained (int pointerId)

Parameters

pointerId

public static Vector3 motionEventToPosition (MotionEvent me, int pointerId)

Parameters

me
pointerId

public float pixelsToInches (float pixels)

Parameters

pixels

public void releasePointerId (int pointerId)

Parameters

pointerId

public void retainPointerId (int pointerId)

Parameters

pointerId