android programming for creating animations

Question

i hav displayed the text in a textview.........i want to do animations like rotate etc.......how to do it? which classes are used for it?i want a example program for it?

Answer 1

http://developer.android.com/reference/android/view/animation/RotateAnimation.html

RotateAnimation rotate = new RotateAnimation(0f, 90f);
rotate.setDuration(1000);
textView.startAnimation(rotate);