点滅

blinkText(ImageView image, long duration, long offset)

    private void blinkText(ImageView image, long duration, long offset) {
        Animation anm = new AlphaAnimation(0.5f, 1.0f);
        anm.setDuration(duration);
        anm.setStartOffset(offset);
        anm.setRepeatMode(Animation.REVERSE);
        anm.setRepeatCount(Animation.INFINITE);
        image.startAnimation(anm);
    }