ifucolo

    private double getDistance() {
        int distance = (int) Math.sqrt(photo.getTranslationY()*photo.getTranslationY() + photo.getTranslationX()*photo.getTranslationX());
        return Util.pxToDp(this, distance);
    }

    @Override
    public void onFrameTouchUp() {
        if (getDistance() > 50) {
            onBackPressed();
        } else {

ifucolo

public class ZoomPichActivity extends AppCompatActivity implements FrameTouch.FrameOnTouch{

    @BindView(R.id.photo)
    ImageView photo;

    @BindView(R.id.backgroundZoom)
    FrameTouch frame;

    private PhotoViewAttacher mAttacher;

ifucolo

public class FrameTouch extends FrameLayout implements ScaleGestureDetector.OnScaleGestureListener {

...

@Override
    public boolean onScale(ScaleGestureDetector detector) {
        return true;
    }

    @Override

ifucolo

...

private class MyGestureListener extends GestureDetector.SimpleOnGestureListener {

        @Override
        public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) {
            frameOnTouch.onScrollMovie(distanceX, distanceY);

            return super.onScroll(e1, e2, distanceX, distanceY);
        }

ifucolo

 public interface FrameOnTouch {
        void onFrameTouchUp();
        void onScrollMovie(float x, float y);
    }


    public FrameTouch(Context context) {
        super(context);
        detector = new GestureDetectorCompat(context, new MyGestureListener());
    }

ifucolo

var counter, quantity = 10;
var list = [];
for(counter = 0; counter < quantity; counter++){
var object = {};
object.onClick = (function(counter) { 
        return function() { 
            alert(counter);         
        }
    })(counter)
list.push(object);

ifucolo

<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:layout_gravity="center"
    android:orientation="vertical">

    <TextView
        android:id="@+id/txtName"
        android:layout_width="wrap_content"

ifucolo

 <com.example.app.widget.WidgetButton
            android:id="@+id/widgetButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:isBlue="true"/>

ifucolo

 @BindView(R.id.widgetButton)
 lateinit var widgetButton: WidgetButton

ifucolo

class WidgetButton @JvmOverloads constructor(context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0) : LinearLayout(context, attrs, defStyleAttr) {

    @BindView(R.id.txtName)
    lateinit var txtName: TextView

    init {
        val inflater: LayoutInflater = context.getSystemService(Context.LAYOUT_INFLATER_SERVICE) as LayoutInflater
        inflater.inflate(R.layout.view_name, this)

        ButterKnife.bind(this, this)