com.nbmap.android.gestures

Class Utils

java.lang.Object

com.nbmap.android.gestures.Utils

public class Utils
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
Utils()

Method Summary

Modifier and Type	Method and Description
static android.graphics.PointF	determineFocalPoint(android.view.MotionEvent motionEvent) Calculates the center point of the multi finger gesture.
static float	dpToPx(float dp) Converts DIP to PX.
static float	getRawX(android.view.MotionEvent event, int pointerIndex)
static float	getRawY(android.view.MotionEvent event, int pointerIndex)
static float	pxToDp(float px) Converts PX to DIP.
static float	pxToMm(float px, android.content.Context context) Converts PX to MM (millimeters).

Methods inherited from class java.lang.Object

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

Constructor Detail

Utils

public Utils()

Method Detail

determineFocalPoint

public static android.graphics.PointF determineFocalPoint(android.view.MotionEvent motionEvent)

Calculates the center point of the multi finger gesture.

Parameters:

motionEvent - event

Returns:

center point of the gesture

getRawX

public static float getRawX(android.view.MotionEvent event,
                            int pointerIndex)

Parameters:

event - motion event

pointerIndex - pointer's index

Returns:

rawY for a pointer

getRawY

public static float getRawY(android.view.MotionEvent event,
                            int pointerIndex)

Parameters:

event - motion event

pointerIndex - pointer's index

Returns:

rawX for a pointer

dpToPx

public static float dpToPx(float dp)

Converts DIP to PX.

Parameters:

dp - initial value

Returns:

converted value

pxToDp

public static float pxToDp(float px)

Converts PX to DIP.

Parameters:

px - initial value

Returns:

converted value

pxToMm

public static float pxToMm(float px,
                           android.content.Context context)

Converts PX to MM (millimeters).

Parameters:

px - initial value

context - context

Returns:

converted value