Android Question How to Rotate a image with 2 Fingers

Sub Gesture_onDrag(deltaX As Float, deltaY As Float, MotionEvent As Object)
    Log("   onDrag deltaX = " & deltaX & ", deltaY = " & deltaY & ", ev = " & MotionEvent)
    pnlGreen.Left = Max(0, Min(pnlGreen.Left + deltaX, 100%x - pnlGreen.Width))
    pnlGreen.Top = Max(0, Min(pnlGreen.Top + deltaY, 100%y - pnlGreen.Height))
End Sub


Sub Gesture_onRotation(Degrees As Double, MotionEvent As Object)
    Dim jo = pnlGreen As JavaObject
    Dim Angle As Float = Degrees
    jo.RunMethod("setRotation", Array As Object(Angle))
End Sub

Sub Gesture_onRotation(Degrees As Double, MotionEvent As Object)
    Dim jo = img_emoji As JavaObject
    Dim Angle As Float = Degrees
    jo.RunMethod("setRotation", Array As Object(Angle))
End Sub

Sub Gesture_onDrag(deltaX As Float, deltaY As Float, MotionEvent As Object)
    Log("   onDrag deltaX = " & deltaX & ", deltaY = " & deltaY & ", ev = " & MotionEvent)
    img_emoji.Left = Max(0, Min(img_emoji.Left + deltaX, 100%x - img_emoji.Width))
    img_emoji.Top = Max(0, Min(img_emoji.Top + deltaY, 100%y - img_emoji.Height))
End Sub

'This code will be applied to the manifest file during compilation.
'You do not need to modify it in most cases.
'See this link for for more information: https://www.b4x.com/forum/showthread.php?p=78136
AddManifestText(
<uses-sdk android:minSdkVersion="8" android:targetSdkVersion="19"/>
<supports-screens android:largeScreens="true"
    android:normalScreens="true"
    android:smallScreens="true"
    android:anyDensity="true"/>)
SetApplicationAttribute(android:icon, "@drawable/icon")
SetApplicationAttribute(android:label, "$LABEL$")
'End of default text.

AddApplicationText(<activity
            android:name="com.amitsid.dynamicaddimageview.MainActivity"
            android:label="@string/app_name" >
        </activity>)