final ImageView imageView = new ImageView(this);
        imageView.setImageResource(R.drawable.chrome);
        imageView.setScaleType(ImageView.ScaleType.MATRIX);
        setContentView(imageView);
        Matrix matrix = new Matrix();
        final MatrixGestureDetector detector = new MatrixGestureDetector(matrix, m -> imageView.setImageMatrix(m));
        imageView.setOnTouchListener((v, event) -> {
            detector.onTouchEvent(event);
            return true;
        });