/// <summary> /// 检测进度条变化 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void ProgressSlider_ValueChanged(object sender, RangeBaseValueChangedEventArgs e) { if (e.OldValue > e.NewValue || e.NewValue - e.OldValue > 1) { DanmakuManager.Clear(); return; } var danmakus = danmakuList.FindAll((d) => d.Position >= e.OldValue && d.Position < e.NewValue); foreach (var danmaku in danmakus) { DanmakuManager.AddDanmaku(danmaku.Content.Trim(), danmaku.TextColor, danmaku.Type); } }