Mschart应用之曲线图表spline

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using ComponentFactory.Krypton.Toolkit;
//项目需要命名空间//
using System.Data.SqlClient;
using KryptonFormAirCompressor.DAL;
using KryptonFormAirCompressor.BLL;
using System.Windows.Forms.DataVisualization.Charting;

namespace KryptonFormAirCompressor.UI
{
    public partial class 开始运行 : ComponentFactory.Krypton.Toolkit.KryptonForm
    {
        //定义数据采集类
        StartRun run = new StartRun();
        DataTable dt = new DataTable();

        //定义一种行样式
        private DataGridViewCellStyle m_RowStyleNormal;

        //定义测试数据逻辑类
        testdData td = new testdData();
        public 开始运行()
        {
            InitializeComponent();
        }

        private void 开始运行_Resize(object sender, EventArgs e)
        {
            Split1.Height = this.tabPage2.Height / 3 - 1;
            Split2.Height = this.tabPage2.Height / 3 - 1;
            Split3.Height = this.tabPage2.Height - Split1.Height - Split2.Height;
            tabRun.Refresh();
            // run.chartInit(chart1, tabPage2);
        }

        private void 开始运行_Load(object sender, EventArgs e)
        {
            refeshData();

            run.chartInit(chart1, tabPage2);
            run.chartInit(chart2, tabPage2);
            run.chartInit(chart3, tabPage2);
            run.chartInit(chart4, tabPage2);
            run.chartInit(chart5, tabPage2);
            run.chartInit(chart6, tabPage2);

            //添加数据表两列
            dt.Columns.Add("XTime", System.Type.GetType("System.String"));
            dt.Columns.Add("YTemp", System.Type.GetType("System.String"));
        }

        //刷新数据
        private void refeshData()
        {
            kptGridRun.DataSource = td.GetDataTable();
            kptGridRun.AllowUserToAddRows = false;

        }

        /// <summary>
        /// 设置单元格的格式
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void kptGridRun_CellFormatting(object sender, DataGridViewCellFormattingEventArgs e)
        {
            //可根据需要设置更多样式属性，如字体、对齐、前景色、背景色等
            this.m_RowStyleNormal = new DataGridViewCellStyle();
            //this.m_RowStyleNormal.BackColor = Color.LightBlue;
            kptGridRun.Columns[0].DefaultCellStyle.BackColor = Color.LightGray;
            kptGridRun.Columns[1].DefaultCellStyle.BackColor = Color.LightGray; ;
            kptGridRun.Columns[2].DefaultCellStyle.BackColor = Color.LightGray; ;
            //this.m_RowStyleNormal.SelectionBackColor = Color.LightSteelBlue;
            //this.m_RowStyleNormal.SelectionForeColor = Color.Red;
            kptGridRun.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
            kptGridRun.Columns[0].FillWeight = 60;
            kptGridRun.Columns[1].FillWeight = 100;
            kptGridRun.Columns[2].FillWeight = 80;
            kptGridRun.Columns[3].FillWeight = 50;
            kptGridRun.Columns[4].FillWeight = 50;
            kptGridRun.Columns[5].FillWeight = 50;

            kptGridRun.Columns[0].ReadOnly = true;
            kptGridRun.Columns[1].ReadOnly = true;
            kptGridRun.Columns[2].ReadOnly = true;
            kptGridRun.Columns[3].ReadOnly = true;
            kptGridRun.Columns[4].ReadOnly = true;
            kptGridRun.Columns[5].ReadOnly = true;



            kptGridRun.RowsDefaultCellStyle = m_RowStyleNormal;
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            if (Convert.ToDouble(chart1TxtMin.Text) < Convert.ToDouble(chart1TxtMax.Text))
            {
                chart1TxtNow.Text = run.chart(chart1, chart1ComboBox.SelectedIndex, dt, Convert.ToDouble(chart1TxtMin.Text), Convert.ToDouble(chart1TxtMax.Text), 0).ToString();
            }
            if (Convert.ToDouble(chart2TxtMin.Text) < Convert.ToDouble(chart2TxtMax.Text))
            {
                chart2TxtNow.Text = run.chart(chart2, chart2ComboBox.SelectedIndex, dt, Convert.ToDouble(chart2TxtMin.Text), Convert.ToDouble(chart2TxtMax.Text), 0).ToString();
            }
            if (Convert.ToDouble(chart3TxtMin.Text) < Convert.ToDouble(chart3TxtMax.Text))
            {
                chart3TxtNow.Text = run.chart(chart3, chart3ComboBox.SelectedIndex, dt, Convert.ToDouble(chart3TxtMin.Text), Convert.ToDouble(chart3TxtMax.Text), 0).ToString();
            }
            if (Convert.ToDouble(chart4TxtMin.Text) < Convert.ToDouble(chart4TxtMax.Text))
            {
                chart4TxtNow.Text = run.chart(chart4, chart4ComboBox.SelectedIndex, dt, Convert.ToDouble(chart4TxtMin.Text), Convert.ToDouble(chart4TxtMax.Text), 0).ToString();
            }
            if (Convert.ToDouble(chart5TxtMin.Text) < Convert.ToDouble(chart5TxtMax.Text))
            {
                chart5TxtNow.Text = run.chart(chart5, chart5ComboBox.SelectedIndex, dt, Convert.ToDouble(chart5TxtMin.Text), Convert.ToDouble(chart5TxtMax.Text), 0).ToString();
            }
            if (Convert.ToDouble(chart6TxtMin.Text) < Convert.ToDouble(chart6TxtMax.Text))
            {
                chart6TxtNow.Text = run.chart(chart6, chart6ComboBox.SelectedIndex, dt, Convert.ToDouble(chart6TxtMin.Text), Convert.ToDouble(chart6TxtMax.Text), 0).ToString();
            }
        }



    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Windows.Forms.DataVisualization.Charting;
using System.Drawing;
using System.Windows.Forms;


namespace KryptonFormAirCompressor.BLL
{
    class StartRun
    {
        static DateTime startTime = DateTime.Now.AddSeconds(-1);
        DateTime endTime = startTime.AddSeconds(6);
        DateTime kd = DateTime.Parse("00:00:01");
        Random rd = new Random();       //随机函数，产生Y轴数据
        DataTable dt = new DataTable(); //创建数据表，存储数据
        int flag = 0;   //设置Timer控件是否生效
        int i = 0;      //显示数据表中的数据行数
        double yMax = 400;
        double yMin = -400;
        double yStep = 200;
        Chart mychart = new Chart();

        //图表初始化
        public void chartInit(Chart ch, TabPage tp)
        {
            TabPage tabPage2 = tp;
            Chart chInit = ch;
            ch.Series["Series1"].Points.Clear();
            chInit.Width = tabPage2.Width / 2 - 1;
            chInit.Height = tabPage2.Height / 3 - 25;
            chInit.BackColor = Color.Azure;

            //设置是否在内部绘图区域中自动设置合适的图表元素
            chInit.ChartAreas["ChartArea1"].Position.Auto = false;
            chInit.ChartAreas["ChartArea1"].Position.X = 0;
            chInit.ChartAreas["ChartArea1"].Position.Y = 0;
            chInit.ChartAreas["ChartArea1"].Position.Width = 100;
            chInit.ChartAreas["ChartArea1"].Position.Height = 100;
            chInit.ChartAreas["ChartArea1"].InnerPlotPosition.Auto = false;
            chInit.ChartAreas["ChartArea1"].InnerPlotPosition.X = 7;
            chInit.ChartAreas["ChartArea1"].InnerPlotPosition.Y = 4;
            chInit.ChartAreas["ChartArea1"].InnerPlotPosition.Width = 88;
            chInit.ChartAreas["ChartArea1"].InnerPlotPosition.Height = 85;

            ////设置X轴字体类型、大小、颜色
            //chInit.ChartAreas["ChartArea1"].AxisX.LabelStyle.Font = new System.Drawing.Font("宋体", 10f);
            //chInit.ChartAreas["ChartArea1"].AxisX.LabelStyle.ForeColor = Color.Black;

            ////设置Y轴字体类型、大小、颜色
            //chInit.ChartAreas["ChartArea1"].AxisY.LabelStyle.Font = new System.Drawing.Font("宋体", 10f);
            //chInit.ChartAreas["ChartArea1"].AxisY.LabelStyle.ForeColor = Color.Black;
        }

        public double chart(Chart ch, int category, DataTable table, double min, double max, double now)
        {
            mychart = ch;
            dt = table;



            yMin = min;
            yMax = max;
            yStep = (yMax - yMin) / 4;
            DataRow dr = dt.NewRow();
            dr["XTime"] = DateTime.Now.ToString("HH:mm:ss");
            switch (category)
            {
                case 0:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 1:
                    dr["YTemp"] = rd.Next(-10, 50);
                    break;
                case 2:
                    dr["YTemp"] = rd.Next(-80, 80);
                    break;
                case 3:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 4:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 5:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 6:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 7:
                    dr["YTemp"] = rd.Next(-10, 50);
                    break;
                case 8:
                    dr["YTemp"] = rd.Next(-80, 80);
                    break;
                case 9:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 10:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 11:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 12:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 13:
                    dr["YTemp"] = rd.Next(-800, 1000);
                    break;
                case 14:
                    dr["YTemp"] = rd.Next(-50, 10);
                    break;
                case 15:
                    dr["YTemp"] = rd.Next(-60, 20);
                    break;
                case 16:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;
                case 17:
                    dr["YTemp"] = rd.Next(-10, 80);
                    break;
                default:
                    dr["YTemp"] = rd.Next(-360, 360);
                    break;

                //"大气压力",
                //"环境温度",
                //"环境温度",
                //"吸气温度",
                //"进气压力",
                //"一级吸气温度",
                //"一级排气压力",
                //"一级排气温度",
                //"中冷压差",
                //"二级吸气温度",
                //"二级排气压力",
                //"二级排气温度",
                //"喷嘴压差",
                //"喷嘴温度",
                //"转速",
                //"扭矩",
                //"电压",
                //"电流",
            }
            dt.Rows.Add(dr);


            #region 折线图
            mychart.DataSource = dt;//绑定数据
            mychart.Series["Series1"].ChartType = SeriesChartType.Spline;//设置图表类型
            mychart.Series["Series1"].IsValueShownAsLabel = false;//显示数据点的值
            mychart.Series["Series1"].BorderColor = Color.Green;
            //mychart.Series["Series1"].LegendText = "动态温度点";
            //mychart.Series["Series1"].Legend.Remove(1);
            mychart.Series["Series1"].IsVisibleInLegend = false;
            mychart.Series["Series1"].MarkerStyle = MarkerStyle.Circle; //线条上的数据点标志类型
            mychart.Series["Series1"].MarkerBorderWidth = 0;
            mychart.Series["Series1"].MarkerColor = Color.Red;

            //////设置是否在内部绘图区域中自动设置合适的图表元素
            //mychart.ChartAreas["ChartArea1"].Position.Auto = false;
            //mychart.ChartAreas["ChartArea1"].Position.X = 0;
            //mychart.ChartAreas["ChartArea1"].Position.Y = 1;
            //mychart.ChartAreas["ChartArea1"].Position.Width = 100;
            //mychart.ChartAreas["ChartArea1"].Position.Height = 100;
            //mychart.ChartAreas["ChartArea1"].InnerPlotPosition.Auto = false;
            //mychart.ChartAreas["ChartArea1"].InnerPlotPosition.X = 5;
            //mychart.ChartAreas["ChartArea1"].InnerPlotPosition.Y = 3;
            //mychart.ChartAreas["ChartArea1"].InnerPlotPosition.Width = 90;
            //mychart.ChartAreas["ChartArea1"].InnerPlotPosition.Height = 85;

            i = dt.Rows.Count - 1;
            now = Convert.ToDouble(dt.Rows[i]["YTemp"].ToString());
            mychart.Series[0].Points.AddXY(Convert.ToDateTime(dt.Rows[i]["XTime"].ToString()).ToOADate(), Convert.ToDouble(dt.Rows[i]["YTemp"].ToString()));

            //X轴设置
            //mychart.ChartAreas["ChartArea1"].AxisX.Title = "时间";//X轴标题
            mychart.ChartAreas["ChartArea1"].AxisX.TitleAlignment = StringAlignment.Near;//设置X轴标题的名称所在位置位近
            mychart.ChartAreas["ChartArea1"].AxisX.MajorTickMark.Enabled = true; //坐标轴上的刻度线
            mychart.ChartAreas["ChartArea1"].AxisX.MajorGrid.Enabled = true;//不显示竖着的分割线
            mychart.ChartAreas["ChartArea1"].AxisX.MajorGrid.LineDashStyle = ChartDashStyle.Dash;//主网格为虚线
            mychart.ChartAreas["ChartArea1"].AxisX.LineColor = Color.Blue; //X轴颜色
            mychart.ChartAreas["ChartArea1"].AxisX.IsMarksNextToAxis = true;
            //mychart.ChartAreas["ChartArea1"].AxisX.LabelStyle.IsEndLabelVisible = false;//最后一个标签点显示

            //图像上方的X2轴设置
            mychart.ChartAreas["ChartArea1"].AxisX2.Enabled = AxisEnabled.True;
            mychart.ChartAreas["ChartArea1"].AxisX2.MajorGrid.Enabled = false;
            mychart.ChartAreas["ChartArea1"].AxisX2.MajorTickMark.Enabled = false;
            mychart.ChartAreas["ChartArea1"].AxisX2.LineColor = Color.Blue;
            mychart.ChartAreas["ChartArea1"].AxisX2.LabelStyle.Enabled = false;

            //设置X轴字体类型、大小、颜色
            mychart.ChartAreas["ChartArea1"].AxisX.LabelStyle.Font = new System.Drawing.Font("宋体", 10f);
            mychart.ChartAreas["ChartArea1"].AxisX.LabelStyle.ForeColor = Color.Black;

            //设置Y轴字体类型、大小、颜色
            mychart.ChartAreas["ChartArea1"].AxisY.LabelStyle.Font = new System.Drawing.Font("宋体", 10f);
            mychart.ChartAreas["ChartArea1"].AxisY.LabelStyle.ForeColor = Color.Black;

            /************************************************************************/
            /* 本文重点讲解时间格式的设置
             * 但第一个点并不能保证在原点第一个时间坐标位置，与时间间隔跨度有关系
             * 需要设置最小时间,最大小时，时间间隔类型，时间间隔值等四个参数，以保证当前网络跨度内容显示6个主网络线*/
            /************************************************************************/
            mychart.Series["Series1"].XValueType = ChartValueType.DateTime;     //X轴标签为时间类型
            mychart.ChartAreas["ChartArea1"].AxisX.LabelStyle.Format = "HH:mm:ss";  //X轴上显示时、分、秒

            if (DateTime.Now.ToOADate() > endTime.ToOADate())
            {
                endTime = endTime.AddSeconds(6);//延长X时间轴

                //设置时间单位的最小、最大值
                mychart.ChartAreas["ChartArea1"].AxisX.Minimum = startTime.ToOADate();
                mychart.ChartAreas["ChartArea1"].AxisX.Maximum = endTime.ToOADate();

                //跨度为秒，间隔是通过最大时间与最小时间差相减除6所得，所以有6个间隔线
                mychart.ChartAreas["ChartArea1"].AxisX.IntervalType = DateTimeIntervalType.Seconds;
                TimeSpan jianGe = endTime - startTime;
                mychart.ChartAreas["ChartArea1"].AxisX.Interval = (jianGe.TotalSeconds) / 6;
            }


            //Y轴设置
            //mychart.ChartAreas["ChartArea1"].AxisY.Title = "气温";//Y轴标题
            mychart.ChartAreas["ChartArea1"].AxisY.TitleAlignment = StringAlignment.Far;//设置Y轴标题的名称所在位置位远
            mychart.ChartAreas["ChartArea1"].AxisY.Interval = yStep;
            mychart.ChartAreas["ChartArea1"].AxisY.Maximum = yMax;
            mychart.ChartAreas["ChartArea1"].AxisY.Minimum = yMin;
            mychart.ChartAreas["ChartArea1"].AxisY.IsStartedFromZero = true;

            mychart.ChartAreas["ChartArea1"].AxisY.MajorTickMark.Enabled = false;//坐标轴上的刻度线，为false时少了小横杆线
            mychart.ChartAreas["ChartArea1"].AxisY.MajorGrid.LineDashStyle = ChartDashStyle.Dash;
            mychart.ChartAreas["ChartArea1"].AxisY.LineColor = Color.Blue;

            //图像上方的X2轴设置
            mychart.ChartAreas["ChartArea1"].AxisY2.Enabled = AxisEnabled.True;
            mychart.ChartAreas["ChartArea1"].AxisY2.MajorGrid.Enabled = false;
            mychart.ChartAreas["ChartArea1"].AxisY2.MajorTickMark.Enabled = false;
            mychart.ChartAreas["ChartArea1"].AxisY2.LineColor = Color.Blue;
            mychart.ChartAreas["ChartArea1"].AxisY2.LabelStyle.Enabled = false;

            #endregion

            return now;
        }
    }
}

            //给X,Y轴赋标题（注释）
            Chart1.ChartAreas["ChartArea1"].AxisX.Title = "时间";
            Chart1.ChartAreas["ChartArea1"].AxisY.Title = "数值";

            //设置表数据对象属于哪个绘图区--默认series都属于第一个绘图区
            Chart1.Series["Series3"].ChartArea = "ChartArea2";


            //指点图标元素的渐变样式--中心向外，从左到右,从上到下
            Chart1.BackGradientStyle = System.Web.UI.DataVisualization.Charting.GradientStyle.TopBottom;

            //设置图表的背景颜色
            Chart1.BackColor = System.Drawing.Color.Gray;

            //设置背景的辅助颜色
            Chart1.BackSecondaryColor = Color.White;

            //设置图像边框颜色
            Chart1.BorderlineColor = Color.Green; ;

            //设置图像边框线的样式--实线，虚线，点线
            Chart1.BorderlineDashStyle = System.Web.UI.DataVisualization.Charting.ChartDashStyle.Solid;

            //设置边框线的宽度
            Chart1.BorderlineWidth = 2;

            //设置图片的边框的外观样式
            Chart1.BorderSkin.SkinStyle = System.Web.UI.DataVisualization.Charting.BorderSkinStyle.Emboss;

            //2.数据样式
            //设置颜色
            Chart1.Series["Series1"].Color = System.Drawing.Color.Red;

            //设置图表的类型
            Chart1.Series["Series1"].ChartType = System.Web.UI.DataVisualization.Charting.SeriesChartType.Line;

            //设置是否在chart中显示坐标点值
            Chart1.Series["Series1"].IsValueShownAsLabel = true;

            //设置数据边框颜色
            Chart1.Series["Series1"].BorderColor = System.Drawing.Color.Yellow;

            //设置数据的颜色
            Chart1.Series["Series1"].Color = System.Drawing.Color.Blue;

            //设置数据的名称
            Chart1.Series["Series1"].Name = "数据1";

            //设置阴影偏移量
            Chart1.Series["Series1"].ShadowOffset = 1;

            //设置阴影颜色
            Chart1.Series["Series1"].ShadowColor = System.Drawing.Color.PaleGreen;

            //3.设置图表区域样式--Position/InnerPlotPosition
            //图表区域名字
            Chart1.ChartAreas["ChartArea1"].Name = "图表区域";

            //设置是否自动设置合适的图表元素
            Chart1.ChartAreas["ChartArea1"].Position.Auto = true;

            //设置图表的阴影颜色
            Chart1.ChartAreas["ChartArea1"].ShadowColor = System.Drawing.Color.YellowGreen;

            //设置图表元素左上角对应的X、Y坐标
            Chart1.ChartAreas["ChartArea1"].Position.X = 5.089137f;
            Chart1.ChartAreas["ChartArea1"].Position.Y = 5.89765f;

            //设置图表远的高、宽
            Chart1.ChartAreas["ChartArea1"].Position.Height = 86.760f;
            Chart1.ChartAreas["ChartArea1"].Position.Width = 88f;

            //设置是否在内部绘图区域中自动设置合适的图表元素
            Chart1.ChartAreas["ChartArea1"].InnerPlotPosition.Auto = false;

            //设置图表元素内部绘图区域的高、宽
            Chart1.ChartAreas["ChartArea1"].InnerPlotPosition.Height = 85f;
            Chart1.ChartAreas["ChartArea1"].InnerPlotPosition.Width = 96f;

            //设置图表元素内部绘图区域左上角对应的X，Y坐标
            Chart1.ChartAreas["ChartArea1"].InnerPlotPosition.X = 8.693f;
            Chart1.ChartAreas["ChartArea1"].InnerPlotPosition.Y = 5.6257f;

            //3.设置图表区域样式--3D效果
            //设置是否显示3D效果
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.Enable3D = true;

            //设置三维图表的旋转角度
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.Inclination = 10;

            //设置条形图或柱状图的数据系列是否为簇状
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.IsClustered = true;

            //设置图表区域是否使用等角投影显示
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.IsRightAngleAxes = true;

            //设置图表的照明类型--（色调随旋转角度改变而改变，不应用照明，色调补改变）
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.LightStyle =
                System.Web.UI.DataVisualization.Charting.LightStyle.Realistic;

            //设置三维图区的透视百分比
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.Perspective = 60;

            //设置三维图表区域绕垂直轴旋转的角度
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.Rotation = 60;

            //设置三位图区显示的墙的宽度
            Chart1.ChartAreas["ChartArea1"].Area3DStyle.WallWidth = 2;

            //3.设置图表区域样式--坐标
            //设置X轴是否自动调整轴标签
            Chart1.ChartAreas["ChartArea1"].AxisX.IsLabelAutoFit = false;

            //设置X轴下方提示信息的字体属性
            Chart1.ChartAreas["ChartArea1"].AxisX.LabelStyle.Font =
                new System.Drawing.Font("微软雅黑", 8.25f, System.Drawing.FontStyle.Bold);

            //设置标签文本中格式字符串
            Chart1.ChartAreas["ChartArea1"].AxisX.LabelStyle.Format="";

            //设置标签间隔大小
            Chart1.ChartAreas["ChartArea1"].AxisX.LabelStyle.Interval=5d;

            //设置间隔大小的衡量单位(有：自动，年，月，日，天，星期，时，分，秒，数字)
            Chart1.ChartAreas["ChartArea1"].AxisX.LabelStyle.IntervalType=
                System.Web.UI.DataVisualization.Charting.DateTimeIntervalType.Number;

            //设置X轴的线条颜色
                    Chart1.ChartAreas["ChartArea1"].AxisX.LineColor=System.Drawing.Color.Violet;

            //设置主网格和次网格的间隔
            Chart1.ChartAreas["ChartArea1"].AxisX.MajorGrid.Interval=50d;

            //设置主网格和次网格间隔的衡量单位
            Chart1.ChartAreas["ChartArea1"].AxisX.MajorGrid.IntervalType=
                System.Web.UI.DataVisualization.Charting.DateTimeIntervalType.Number;

            //设置主网格的颜色
            Chart1.ChartAreas["ChartArea1"].AxisX.MajorGrid.LineColor=Color.Salmon;

            //设置刻度线的间隔
            Chart1.ChartAreas["ChartArea1"].AxisX.MajorTickMark.Interval=7d;

            //设置刻度线间隔的衡量单位
            Chart1.ChartAreas["ChartArea1"].AxisX.MajorTickMark.IntervalType=
                System.Web.UI.DataVisualization.Charting.DateTimeIntervalType.Number;

            //设置X轴是否自动调整轴标签
            Chart1.ChartAreas["ChartArea1"].AxisX.IsLabelAutoFit = false;

            //设置是否自动将数据值均为正轴的最小值设置为0，存在负数值时，将使用数据轴最小值
            Chart1.ChartAreas["ChartArea1"].AxisX.IsStartedFromZero=false;

           //Y轴同X轴，同上

            //设置Y轴最大、最小值
            Chart1.ChartAreas["ChartArea1"].AxisY.Maximum = 100;
            Chart1.ChartAreas["ChartArea1"].AxisY.Minimum = 0;

            //4.图例样式
            //图例对齐方式--中间对齐，靠近边缘对齐，远离远点对齐
            Chart1.Legends["Legend1"].Alignment = System.Drawing.StringAlignment.Near;

            //图例背景颜色
            Chart1.Legends["Legend1"].BackColor=Color.Silver;

            //设置图例要停靠在哪个区域上
            Chart1.Legends["Legend1"].DockedToChartArea="ChartArea1";

            //设置图例停靠在图表区域的位置（顶部，底部，左侧，右侧）
            Chart1.Legends["Legend1"].Docking=System.Web.UI.DataVisualization.Charting.Docking.Bottom;

            //设置图例字体属性
            Chart1.Legends["Legend1"].Font=new System.Drawing.Font("换文行楷",6.6f);

            //设置图例文本是否可以自动调整大小
            Chart1.Legends["Legend1"].IsTextAutoFit = false;

            //设置显示图例项方式--列，行，表格
            Chart1.Legends["Legend1"].LegendStyle = System.Web.UI.DataVisualization.Charting.LegendStyle.Column;