tencent cloud

// 文件位置：tuilivekit/src/main/java/com/trtc/uikit/livekit/common/uicomponent/barrage/view/adapter/TUIBarrageDisplayAdapter.java
public interface TUIBarrageDisplayAdapter {
    RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType);

    void onBindViewHolder(RecyclerView.ViewHolder holder, TUIBarrage barrage);

    int getItemViewType(int position, TUIBarrage barrage);
}

// 文件路径：tuilivekit/src/main/java/com/trtc/uikit/livekit/common/uicomponent/gift/view/GiftBarrageAdapter.java
public class GiftBarrageAdapter implements TUIBarrageDisplayAdapter {
    private final Context       mContext;

    public GiftBarrageAdapter(Context context) {
        mContext = context;
    }

    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        if (viewType == GIFT_VIEW_TYPE_1) {
            // 自定义样式1的处理
            LinearLayout ll = new LinearLayout(mContext);
            ll.addView(new TextView(mContext));
            return new GiftViewHolder(ll);
        }
        return null;
    }

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holder, TUIBarrage barrage) {
        if (holder instanceof GiftViewHolder) {
            GiftViewHolder viewHolder = (GiftViewHolder) holder;
            viewHolder.bind(barrage);
        }
    }

    @Override
    public int getItemViewType(int position, TUIBarrage barrage) {
        if (...) { // 如果当前 barrage 需要自定义 Item 样式，则返回对应样式type
            return GIFT_VIEW_TYPE_1;
        }
        return 0; // 0 表示使用默认样式
    }

    private static class GiftViewHolder extends RecyclerView.ViewHolder {

        public GiftViewHolder(View itemView) {
            super(itemView);
            // ...
        }

        public void bind(TUIBarrage barrage) {
            // ...
        }
    }
}
            
// 设置自定义 Adapter
barrageDisplayView.setAdapter(new GiftBarrageAdapter(mContext));

// 文件位置：
// tuilivekit/src/main/java/com/trtc/uikit/livekit/common/uicomponent/barrage/model/TUIBarrage.java
// tuilivekit/src/main/java/com/trtc/uikit/livekit/common/uicomponent/barrage/model/TUIBarrageUser.java
public class TUIBarrage {
    public final TUIBarrageUser    user = new TUIBarrageUser(); //发送内容
    public String                  content;                     //扩展信息
    public HashMap<String, Object> extInfo = new HashMap<>();   //扩展信息
}

public class TUIBarrageUser {
    public String userId;
    public String userName;
    public String avatarUrl;
    public String level;
}

// 示例：在弹幕区插入一条礼物消息
TUIBarrage barrage = new TUIBarrage();
barrage.content = "gift";
barrage.user.userId = sender.userId;
barrage.user.userName = sender.userName;
barrage.user.avatarUrl = sender.avatarUrl;
barrage.user.level = sender.level;
barrage.extInfo.put(Constants.GIFT_VIEW_TYPE, GIFT_VIEW_TYPE_1);
barrage.extInfo.put(GIFT_NAME, barrage.giftName);
barrage.extInfo.put(GIFT_COUNT, giftCount);
barrage.extInfo.put(GIFT_ICON_URL, barrage.imageUrl);
barrage.extInfo.put(GIFT_RECEIVER_USERNAME, receiver.userName);
barrageDisplayView.insertBarrages(barrage);

// 文件位置：tuilivekit/src/main/java/com/trtc/uikit/livekit/common/uicomponent/barrage/TUIBarrageButton.java
TUIBarrageButton barrageButton = new TUIBarrageButton(mContext, roomId);
mBarrageButtonContainer.addView(barrageButton);

// 文件位置：tuilivekit/src/main/java/com/trtc/uikit/livekit/common/uicomponent/barrage/TUIBarrageDisplayView.java
TUIBarrageDisplayView barrageDisplayView = new TUIBarrageDisplayView(mContext, roomId);
mLayoutBarrageContainer.addView(barrageDisplayView);