Mschart绘制图表之X轴为时间的设置方式

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;

using System.Windows.Forms.DataVisualization.Charting;

namespace Krypton440Test

{

    public partial class Form4 : ComponentFactory.Krypton.Toolkit.KryptonForm

    {

        public Form4()

        {

            InitializeComponent();

        }

        private void Form4_Load(object sender, EventArgs e)

        {

            //清空原来数据缓存

            chart1.Series[0].Points.Clear();

            //定义图表大小尺寸

            chart1.Width = Width - 100;

            chart1.Height = Height - 100;

            //定义X轴、Y轴数据

            double[] Ydata = { 20, 3, 23 ,6};

            DateTime[] Xdate = new DateTime[] { DateTime.Parse("09:10:02"), DateTime.Parse("09:10:10"),DateTime.Parse("09:10:15"), DateTime.Parse("09:10:20") };

            //以下按照先绘制chartArea、然后再绘制Series的步骤画图

            //chartArea背景颜色

            chart1.BackColor = Color.Azure;

            //X轴设置

            chart1.ChartAreas[0].AxisX.Title = "时间";

            chart1.ChartAreas[0].AxisX.TitleAlignment = StringAlignment.Near;

            chart1.ChartAreas[0].AxisX.MajorGrid.Enabled = false;//不显示竖着的分割线

            /************************************************************************/

            /* 本文重点讲解时间格式的设置

             * 如果想显示原点第一个时间坐标,需要设置最小时间,时间间隔类型，时间间隔值等三个参数*/

            /************************************************************************/

            chart1.ChartAreas[0].AxisX.LabelStyle.Format = "HH:mm:ss"; //X轴显示的时间格式，HH为大写时是24小时制，hh小写时是12小时制

            chart1.ChartAreas[0].AxisX.Minimum = DateTime.Parse("09:10:02").ToOADate();

            chart1.ChartAreas[0].AxisX.Maximum = DateTime.Parse("09:10:21").ToOADate();

            chart1.ChartAreas[0].AxisX.IntervalType = DateTimeIntervalType.Seconds;//如果是时间类型的数据，间隔方式可以是秒、分、时

            chart1.ChartAreas[0].AxisX.Interval = DateTime.Parse("00:00:02").Second;//间隔为2秒

            //Y轴设置

            chart1.ChartAreas[0].AxisY.Title = "数据点";

            chart1.ChartAreas[0].AxisY.TitleAlignment = StringAlignment.Center;

            chart1.ChartAreas[0].AxisY.MajorGrid.Enabled = true;//显示横着的分割线

            chart1.ChartAreas[0].AxisY.Minimum = 0;

            chart1.ChartAreas[0].AxisY.Maximum = 25;

            chart1.ChartAreas[0].AxisY.Interval = 5;

            //Series绘制

            chart1.Series[0].LegendText = "温度点";

            chart1.Series[0].ChartType = SeriesChartType.Spline;

            chart1.Series[0].XValueType = ChartValueType.DateTime;

            chart1.Series[0].IsValueShownAsLabel = true;//显示数据点的值

            chart1.Series[0].MarkerStyle = MarkerStyle.Circle;

            //把数据点添加到Series图表中

            for (int i = 0; i < Xdate.Length; i++)

            {

                chart1.Series[0].Points.AddXY(Xdate[i], Ydata[i]);

            }

        }

    }

}