/**
* 如果有新的数据到达，则需要填充新数据 该接口未测试，有需要的同学请自行脑补
*
* @param appendList 新数据列表
*/
public void appendData(List<CardDataItem> appendList) {
dataList.addAll(appendList);
int currentIndex = isShowing;
int num = viewList.size();
for (int i = 0; i < num; i++) {
CardItemView itemView = viewList.get(i);
itemView.setVisibility(View.VISIBLE);
itemView.fillData(dataList.get(currentIndex++));
}
}
/**
* 本来想写成Adapter适配，想想还是算了，这种比较简单
*
* @param dataList 数据
*/
public void fillData(List<CardDataItem> dataList) {
this.dataList = dataList;
int num = viewList.size();
for (int i = 0; i < num; i++) {
CardItemView itemView = (CardItemView) viewList.get(i);
itemView.fillData(dataList.get(i));
itemView.setVisibility(View.VISIBLE);
}
if (null != cardSwitchListener) {
cardSwitchListener.onShow(0);
}
}
/** 对View重新排序 */
private void orderViewStack() {
synchronized (obj1) {
if (releasedViewList.size() == 0) {
return;
}
CardItemView changedView = (CardItemView) releasedViewList.get(0);
if (changedView.getLeft() == initCenterViewX) {
return;
}
// 1. 消失的卡片View位置重置
changedView.offsetLeftAndRight(initCenterViewX - changedView.getLeft());
changedView.offsetTopAndBottom(initCenterViewY - changedView.getTop() + yOffsetStep * 2);
float scale = 1.0f - SCALE_STEP * 2;
changedView.setScaleX(scale);
changedView.setScaleY(scale);
// 2. 卡片View在ViewGroup中的顺次调整
int num = viewList.size();
for (int i = num - 1; i > 0; i--) {
View tempView = viewList.get(i);
tempView.bringToFront();
}
// 3. changedView填充新数据
int newIndex = isShowing + 4;
if (newIndex < dataList.size()) {
CardDataItem dataItem = dataList.get(newIndex);
changedView.fillData(dataItem);
} else {
changedView.setVisibility(View.INVISIBLE);
}
// 4. viewList中的卡片view的位次调整
viewList.remove(changedView);
viewList.add(changedView);
releasedViewList.remove(0);
// 5. 更新showIndex、接口回调
if (isShowing + 1 < dataList.size()) {
isShowing++;
}
if (null != cardSwitchListener) {
cardSwitchListener.onShow(isShowing);
}
}
}
@Override
protected void onFinishInflate() {
super.onFinishInflate();
// 渲染完成，初始化卡片view列表
viewList.clear();
int num = getChildCount();
for (int i = num - 1; i >= 0; i--) {
View childView = getChildAt(i);
if (childView.getId() == R.id.card_bottom_layout) {
bottomLayout = childView;
initBottomLayout();
} else {
CardItemView viewItem = (CardItemView) childView;
viewItem.setTag(i + 1);
viewList.add(viewItem);
}
}
}
