PositionResizeAnimator

gistfile1.java

public class PositionResizeAnimator {

    public static Animator createAnimator(Holder srcHolder, Holder targetHolder, final View animateView) {
        ValueAnimator heightAnimator = ValueAnimator.ofInt(srcHolder.height, targetHolder.height);
        heightAnimator.addUpdateListener(
            new ValueAnimator.AnimatorUpdateListener() {
                @Override
                public void onAnimationUpdate(ValueAnimator animation) {
                    int val = (Integer) animation.getAnimatedValue();
                    ViewGroup.LayoutParams layoutParams = animateView.getLayoutParams();
                    layoutParams.height = val;
                    animateView.setLayoutParams(layoutParams);
                }
            }
        );
        ValueAnimator widthAnimator = ValueAnimator.ofInt(srcHolder.width, targetHolder.width);
        widthAnimator.addUpdateListener(
            new ValueAnimator.AnimatorUpdateListener() {
                @Override
                public void onAnimationUpdate(ValueAnimator animation) {
                    int val = (Integer) animation.getAnimatedValue();
                    ViewGroup.LayoutParams layoutParams = animateView.getLayoutParams();
                    layoutParams.width = val;
                    animateView.setLayoutParams(layoutParams);
                }
            }
        );

        AnimatorSet set = new AnimatorSet();
        set.playTogether(
            heightAnimator,
            widthAnimator,
            ObjectAnimator.ofFloat(animateView, View.X, srcHolder.x, targetHolder.x),
            ObjectAnimator.ofFloat(animateView, View.Y, srcHolder.y, targetHolder.y)
        );
        return set;
    }


    public static class Holder implements Serializable {

        public final float x;
        public final float y;
        public final int width;
        public final int height;

        public Holder(float x, float y, int width, int height) {
            this.x = x;
            this.y = y;
            this.width = width;
            this.height = height;
        }

        public static Holder create(View srcView) {
            return new Holder(srcView.getX(), srcView.getY(), srcView.getMeasuredWidth(), srcView.getMeasuredHeight());
        }
    }
}