import master.flame.danmaku.danmaku.model.android.SpannedCacheStuffer; //导入依赖的package包/类
public void addDanmaku(View view) {
    mContext.setCacheStuffer(new SpannedCacheStuffer(), null);
    BaseDanmaku danmaku = mContext.mDanmakuFactory.createDanmaku(BaseDanmaku.TYPE_SCROLL_RL);
    if (danmaku == null || mDanmakuView == null) {
        return;
    }

    danmaku.text = "这是一条普通弹幕~";
    danmaku.priority = 0;  // 可能会被各种过滤器过滤并隐藏显示
    danmaku.isLive = false;
    danmaku.setTime(mDanmakuView.getCurrentTime() + 1200);
    danmaku.textSize = WindowUtil.sp2px(this, 12);
    danmaku.textColor = Color.WHITE;
    danmaku.textShadowColor = Color.RED;
    // danmaku.underlineColor = Color.GREEN;
    danmaku.borderColor = Color.GREEN;
    mDanmakuView.addDanmaku(danmaku);

}
 

import master.flame.danmaku.danmaku.model.android.SpannedCacheStuffer; //导入依赖的package包/类
private void initDanmaku() {
        // 设置最大显示行数
        HashMap<Integer, Integer> maxLinesPair = new HashMap<Integer, Integer>();
        // 滚动弹幕最大显示3行
        maxLinesPair.put(BaseDanmaku.TYPE_SCROLL_RL, 5);
        // 设置是否禁止重叠
        HashMap<Integer, Boolean> overlappingEnablePair = new HashMap<Integer, Boolean>();
        overlappingEnablePair.put(BaseDanmaku.TYPE_SCROLL_RL, true);
        overlappingEnablePair.put(BaseDanmaku.TYPE_FIX_TOP, true);

        mDanmakuContext = DanmakuContext.create();
        mDanmakuContext.setDanmakuStyle(IDisplayer.DANMAKU_STYLE_STROKEN, 3)
                .setDuplicateMergingEnabled(false)
                .setScrollSpeedFactor(1.2f)
                .setScaleTextSize(1.2f)
                .setCacheStuffer(new SpannedCacheStuffer(), null) // 图文混排使用SpannedCacheStuffer
//        .setCacheStuffer(new BackgroundCacheStuffer())  // 绘制背景使用BackgroundCacheStuffer
                .setMaximumLines(maxLinesPair)
                .preventOverlapping(overlappingEnablePair);
    }
 

import master.flame.danmaku.danmaku.model.android.SpannedCacheStuffer; //导入依赖的package包/类
/**
     * 初始化弹幕
     */
    public void startDamaku(Uri uri) {
        // 设置最大显示行数
        HashMap<Integer, Integer> maxLinesPair = new HashMap<>();
        maxLinesPair.put(BaseDanmaku.TYPE_SCROLL_RL, 5); // 滚动弹幕最大显示3行
        // 设置是否禁止重叠
        HashMap<Integer, Boolean> overlappingEnablePair = new HashMap<>();
        overlappingEnablePair.put(BaseDanmaku.TYPE_SCROLL_RL, true);
        overlappingEnablePair.put(BaseDanmaku.TYPE_FIX_TOP, true);

        danmakuContext = DanmakuContext.create();
        danmakuContext.setDanmakuStyle(IDisplayer.DANMAKU_STYLE_STROKEN, 3).setDuplicateMergingEnabled(false).setScrollSpeedFactor(1.2f).setScaleTextSize(1.2f)
                .setCacheStuffer(new SpannedCacheStuffer()) // 图文混排使用SpannedCacheStuffer
//        .setCacheStuffer(new BackgroundCacheStuffer())  // 绘制背景使用BackgroundCacheStuffer
                .setMaximumLines(maxLinesPair)
                .preventOverlapping(overlappingEnablePair);
        if (mDanmaku != null) {
            //设置弹幕地址
            if(uri == null){
                return;
            }
            String url = uri.toString();
            mParser = createParser(url);
            //弹幕开始监听
            mDanmaku.setCallback(new MyLoadDanmakuListener());
            mDanmaku.prepare(mParser, danmakuContext);
            mDanmaku.showFPS(true);
            mDanmaku.enableDanmakuDrawingCache(true);
        }
    }