DrawerGradientActivity.java 文件源码

public void updateTransition(View v) {
    mDrawerListenerAdapter.removeAllTransitions();

    ViewTransitionBuilder builder = ViewTransitionBuilder.transit(mGradient).translationX(-mGradient.getWidth(), 0);
    switch (v.getId()) {
        case R.id.interpolator_default:
            break;
        case R.id.interpolator_linear:
            builder.interpolator(new LinearInterpolator());
            break;
        case R.id.interpolator_accelerate:
            builder.interpolator(new AccelerateInterpolator());
            break;
        case R.id.interpolator_decelerate:
            builder.interpolator(new DecelerateInterpolator());
            break;
        case R.id.interpolator_fastout:
            builder.interpolator(new FastOutLinearInInterpolator());
            break;
        case R.id.interpolator_anticipate:
            builder.interpolator(new AnticipateInterpolator());
            break;
    }
    mDrawerListenerAdapter.addTransition(builder);
}