ZedGraph 第三方控件画图功能

  ZedGraph. LineItem  curveCurrent ;

           ZedGraph. PointPairList listCurrent= new ZedGraph.PointPairList();

           ZedGraph.ZedGraphControl zedControlCurrent = new ZedGraph.ZedGraphControl ();//定义

          zedControlCurrent.GraphPane.Title.Text = "图像标题" ;//图像名称

           zedControlCurrent.GraphPane.XAxis.Title.Text = DateTime.Now.ToShortDateString();//x轴坐标

           zedControlCurrent.GraphPane.YAxis.Title.Text = "y轴" ;//y轴

            this.zedControlCurrent.GraphPane.XAxis.Type = ZedGraph.AxisType.DateAsOrdinal;

            curveCurrent =zedControlCurrent.GraphPane.AddCurve( "x轴",

                    listCurrent, Color.DarkOrange, ZedGraph.SymbolType .None);

            this.zedControlCurrent.GraphPane.XAxis.Scale.Format = "HH:mm:ss";//24小时制，hh:mm:ss 为12小时制

            this.zedControlCurrent.AxisChange();
            this.zedControlCurrent.Refresh();
              listCurrent.Add(time, 3.2);//往其中添加数据

                this.zedControlCurrent.AxisChange();

              zedControlCurrent.SaveAsBitmap(AppDomain.CurrentDomain.BaseDirectory + @"文件夹名称" +  zedControlCurrent.GraphPane.Title.Text + ".jpeg");//将曲线图保存为jpeg格式

                this.zedControlCurrent.Refresh();