修改悬停任务普通闪灯等待也不能下一步bug

Plane.FormationCreator/Formation/FlightTask_LoiterTime.cs

@@ -353,8 +353,26 @@ namespace Plane.FormationCreator.Formation
                 // LED灯全亮
                 await Task.WhenAll(SingleCopterInfos.Select(info => LEDFlashTaskFlySingleCopterAsync(info, true)));
                 //延时等待
-                await Task.Delay((int)(LoiterTimeAttr * 1000)).ConfigureAwait(false);
+      
+                //判断是否下一步
+                DateTime start = DateTime.Now;
 
+                while (true)
+                {
+                    if (_flightTaskManager.IsPaused == true)
+                    {
+                        await Task.WhenAll(SingleCopterInfos.Select(info => (info.Copter.HoverAsync())));
+                        return;
+                    }
+
+                    DateTime end = DateTime.Now;
+                    TimeSpan ts = end - start;
+                    //等待指定时间
+                    if (ts.TotalMilliseconds > LoiterTimeAttr * 1000)
+                        return;
+                    await Task.Delay(20).ConfigureAwait(false);
+
+                }
 
             }
             else if (oneByOneAttr)    // LED走马灯显示效果