AnimationController.java 文件源码

private static void setEffect(Animation animation, int interpolatorType, long durationMillis, long delayMillis) {
    switch (interpolatorType) {
        case 0:
            animation.setInterpolator(new LinearInterpolator());
            break;
        case 1:
            animation.setInterpolator(new AccelerateInterpolator());
            break;
        case 2:
            animation.setInterpolator(new DecelerateInterpolator());
            break;
        case 3:
            animation.setInterpolator(new AccelerateDecelerateInterpolator());
            break;
        case 4:
            animation.setInterpolator(new BounceInterpolator());
            break;
        case 5:
            animation.setInterpolator(new OvershootInterpolator());
            break;
        case 6:
            animation.setInterpolator(new AnticipateInterpolator());
            break;
        case 7:
            animation.setInterpolator(new AnticipateOvershootInterpolator());
            break;
        default:
            break;
    }
    animation.setDuration(durationMillis);
    animation.setStartOffset(delayMillis);
}