Merge "Set gravity to end if we begin clipping subviews." into udc-dev

import android.transition.TransitionValues;

import android.util.AttributeSet;

import android.util.Log;

import android.view.Gravity;

import android.view.View;

import android.view.ViewGroup;

import android.widget.ImageView;

    private int mPosition = 0;

    private final PinShapeAdapter mPinShapeAdapter;

    private ValueAnimator mValueAnimator = ValueAnimator.ofFloat(1f, 0f);

    private Rect mFirstChildVisibleRect = new Rect();

    public PinShapeNonHintingView(Context context, AttributeSet attrs) {

        super(context, attrs);

        mPinShapeAdapter = new PinShapeAdapter(context);

    }

    @Override

    protected void onLayout(boolean changed, int l, int t, int r, int b) {

        super.onLayout(changed, l, t, r, b);

        if (getChildCount() > 0) {

            View firstChild = getChildAt(0);

            boolean isVisible = firstChild.getLocalVisibleRect(mFirstChildVisibleRect);

            boolean clipped = mFirstChildVisibleRect.left > 0

                    || mFirstChildVisibleRect.right < firstChild.getWidth();

            if (!isVisible || clipped) {

                setGravity(Gravity.END | Gravity.CENTER_VERTICAL);

                return;

            }

        }

        setGravity(Gravity.CENTER);

    }

    @Override

    public void append() {

        int size = getResources().getDimensionPixelSize(R.dimen.password_shape_size);