如何使一个界面上两个zedGraph收到数据都实时的刷新不卡死

2017-01-17 09:54:33 347 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

从Podfile到分享成功：ShareSDK小红书模块集成全流程实战（附视频分享代码）本文详细介绍了iOS应用如何通过ShareSDK集成小红书分享功能的全流程，包括环境配置、SDK初始化、图片和视频分享实现，以及常见问题排查和性能优化策略。特别针对视频分享这一高频需求场景，提供了完整的代码示例和实战技巧，帮助开发者快速实现社交分享功能。阅读详情

示例代码如下所示：现在屏蔽掉一个zedgraph刷新的话刷新可用不然的话就会卡死界面



 private void Form1_Load(object sender, EventArgs e)

        {

            initZedGraph(zedGraphControl1);

            Task task = new Task(new Action(sampling));

            task.Start();

        }

        private PointPairList list1 = new PointPairList();  //AD1的点

        private PointPairList list2 = new PointPairList();  //AD2的点

        private PointPairList list3 = new PointPairList();

        private PointPairList list4 = new PointPairList();  //AD1的点

        private PointPairList list5 = new PointPairList();  //AD2的点

        private PointPairList list6 = new PointPairList();

        private void initZedGraph(ZedGraphControl zedgraph)

        {

            GraphPane myPane = zedgraph.GraphPane;

            if (zedgraph == zedGraphControl1)

            {

                myPane.Title.Text = "1";

                LineItem Curve1 = myPane.AddCurve("电压1", list1, Color.Yellow, SymbolType.None);

                LineItem Curve2 = myPane.AddCurve("电压2", list2, Color.Green, SymbolType.None);

                LineItem Curve3 = myPane.AddCurve("电压3", list3, Color.Red, SymbolType.None);



                Curve1.IsY2Axis = true;

                Curve2.IsY2Axis = true;

            }

            if (zedgraph == zedGraphControl2)

            {

                myPane.Title.Text = "2";

                LineItem Curve1 = myPane.AddCurve("电压1", list4, Color.Yellow, SymbolType.None);

                LineItem Curve2 = myPane.AddCurve("电压2", list5, Color.Green, SymbolType.None);

                LineItem Curve3 = myPane.AddCurve("电压3", list6, Color.Red, SymbolType.None);



                Curve1.IsY2Axis = true;

                Curve2.IsY2Axis = true;

            }

            myPane.XAxis.Title.Text = "时间";

            myPane.YAxis.Title.Text = "距离(μm)";//"电压值"; //

            myPane.XAxis.Scale.Max = 100;

            myPane.XAxis.Scale.Min = 0;

            myPane.XAxis.MajorTic.IsOpposite = false;

            myPane.XAxis.MinorTic.IsOpposite = false;

            myPane.YAxis.Scale.Max = 3500;

            myPane.YAxis.Scale.Min = -3500;

            myPane.YAxis.MajorTic.IsOpposite = false;

            myPane.YAxis.MinorTic.IsOpposite = false; //小刻度

            myPane.YAxis.Scale.Align = AlignP.Inside;



            myPane.Y2Axis.Title.Text = "电压值";

            myPane.Y2Axis.Scale.Max = 4;

            myPane.Y2Axis.Scale.Min = -4;

            myPane.Y2Axis.Scale.FontSpec.FontColor = Color.Black;

            myPane.Y2Axis.Title.FontSpec.FontColor = Color.Black;

            myPane.Y2Axis.MajorTic.IsOpposite = false;

            myPane.Y2Axis.MinorTic.IsOpposite = false;

            myPane.Y2Axis.Scale.Align = AlignP.Inside;

            myPane.Y2Axis.IsVisible = true;

            myPane.Chart.Fill = new Fill(Color.White, Color.SteelBlue, 45.0F);

            myPane.Legend.IsVisible = false;



            zedgraph.AxisChange();

            zedgraph.Refresh();

        }

        int count = 0;

        private void sampling()

        {

            int itime = 0;

            while (true)

            {



               

                    Random rd = new Random();　　//无参即为使用系统时钟为种子

                

                list1.Add((double)itime, rd.Next(1,4));

                list2.Add((double)itime, rd.Next(1, 4));

                list4.Add((double)itime, rd.Next(1, 4));

                list5.Add((double)itime, rd.Next(1, 4));

                list3.Add((double)itime, rd.Next(1, 4000));

                list6.Add((double)itime, rd.Next(1, 4000));





                count++;

                if (count == 200)

                {

                    count = 0;

                    itime++;

                    if (itime > 10000)

                    {

                        itime = 0;

                        list1.Clear();

                        list2.Clear();

                        list4.Clear();

                        list5.Clear();

                        list3.Clear();

                        list6.Clear();

                    }

                    //Thread.Sleep(100);

                    if (itime >= 100)

                    {

                        zedGraphControl1.GraphPane.XAxis.Scale.Min = (double)itime - 100;

                        zedGraphControl1.GraphPane.XAxis.Scale.Max = (double)itime;

                        RefreshGraph(zedGraphControl1);

                        zedGraphControl2.GraphPane.XAxis.Scale.Min = (double)itime - 100;

                        zedGraphControl2.GraphPane.XAxis.Scale.Max = (double)itime;

                        RefreshGraph(zedGraphControl2);

                    }

                }

            }

        }

        private delegate void RefreshDelegate();

        private void RefreshGraph(ZedGraphControl zg)

        {

            if (zg == null)

                return;

            //判断是否是非创建控件的线程调用控件

            if (zg.InvokeRequired)

            {

                RefreshDelegate a = new RefreshDelegate(new Action(() => { zg.Invalidate();  }));

                zg.BeginInvoke(a);

            }

            else

            {

                zg.AxisChange();

                zg.Invalidate();

                zg.Refresh();

            }

        }