Android 旋转ImageView

旋转ImageView，旋转其它控件也可以

public class RotateImageView extends ImageView {

    public RotateImageView(Context context) {
        super(context);
    }

    public RotateImageView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    public RotateImageView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }
    
    /**
     * 旋转
     * @param duration
     * @param from
     * @param to
     */
    public void rotate(long duration, int from, int to){
        RotateAnimation animation = new RotateAnimation(from, to ,Animation.RELATIVE_TO_SELF,0.5f,Animation.RELATIVE_TO_SELF,0.5f);
        animation.setDuration(duration);
        animation.setFillAfter(true);
        startAnimation(animation);
    }
}