StaggeredAnimationGroup.java 文件源码

@VisibleForTesting
final Transition applyStaggeredTransitionParams(Transition partialTransition,
                                                int viewId, int indexInTransition) {
    partialTransition.setStartDelay(indexInTransition * partialDelay);
    partialTransition.addTarget(viewId);
    return partialTransition;
}