基本信息

---

下载

   友情提示：（无需注册或充值，赞助后即可获取资源下载链接）

---

     嘿，亲！知识可是无价之宝呢，但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下，绝对物超所值哦！如有下载和支付问题，请联系我们QQ(微信同号)：813200300

本次赞助数额为： 1 元　

支付宝支付

微信支付

   源码介绍

---

DemoRealChart折线图

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

namespace DemoSharp
{
    public partial class RealChart : Form
    {
        private Queue<double> dataQueue = new Queue<double>(120);

        private int curValue = 0;

        private int num = 5;//每次删除/增加几个点

        public RealChart()
        {
            InitializeComponent();
            InitChart();
        }

        /// <summary>
        /// 初始化事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnInit_Click(object sender, EventArgs e)
        {
           // InitChart();
            dataQueue.Clear();
        }

        /// <summary>
        /// 开始事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnStart_Click(object sender, EventArgs e)
        {
            this.timer1.Start();
        }

        /// <summary>
        /// 停止事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void btnStop_Click(object sender, EventArgs e)
        {
            this.timer1.Stop();
        }

        /// <summary>
        /// 定时器事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void timer1_Tick(object sender, EventArgs e)
        {
            UpdateQueueValue();
          
            this.chart1.Series[0].Points.Clear();
            for (int i = 0; i < dataQueue.Count; i  )
            {
                this.chart1.Series[0].Points.AddXY((i   1), dataQueue.ElementAt(i));
            }
            
        }

        /// <summary>
        /// 初始化图表
        /// </summary>
        private void InitChart()
        {
            //定义图表区域
            this.chart1.ChartAreas.Clear();
            ChartArea chartArea1 = new ChartArea("C1");
            this.chart1.ChartAreas.Add(chartArea1);
            //定义存储和显示点的容器
            this.chart1.Series.Clear();
            Series series1 = new Series("S1");
            series1.ChartArea = "C1";
            series1.IsValueShownAsLabel = true;//标签显示数据
            series1.MarkerStyle = MarkerStyle.Circle;//显示圆形数据点
            this.chart1.Series.Add(series1);
            //设置图表显示样式
            this.chart1.ChartAreas[0].AxisY.Minimum = 0;
            this.chart1.ChartAreas[0].AxisY.Maximum = 100;
            this.chart1.ChartAreas[0].AxisX.Minimum = 0;
            //this.chart1.ChartAreas[0].AxisX.Maximum = 150;//设定X轴最多显示150个点位，不设置为无穷大
            this.chart1.ChartAreas[0].AxisX.Interval = 5;
            this.chart1.ChartAreas[0].AxisX.MajorGrid.LineColor = System.Drawing.Color.Silver;
            this.chart1.ChartAreas[0].AxisY.MajorGrid.LineColor = System.Drawing.Color.Silver;
            //设置标题
            this.chart1.Titles.Clear();
            this.chart1.Titles.Add("S01");
            this.chart1.Titles[0].Text = "XXX显示";
            this.chart1.Titles[0].ForeColor = Color.RoyalBlue;
            this.chart1.Titles[0].Font = new System.Drawing.Font("Microsoft Sans Serif", 12F);
            this.chart1.Series[0].XValueType = ChartValueType.Auto;//设置x轴显示数据
                                                                   // chart1.ChartAreas[0].AxisX.LabelStyle.Format = "ss.ff";//毫秒格式：hh:mm:ss.fff，后面几个f则保留几位毫秒小数，此时要注意轴的最大值和最小值不要差太大

            //   chart1.ChartAreas[0].AxisX.LabelStyle.IntervalType = DateTimeIntervalType.Milliseconds;

            //     chart1.ChartAreas[0].AxisX.MajorGrid.IntervalType = DateTimeIntervalType.Milliseconds;

            chart1.ChartAreas[0].AxisX.ScrollBar.Enabled = true;//x轴启用滚动条

            chart1.ChartAreas[0].AxisY.ScaleView.Size = 100;

           // chart1.ChartAreas[0].AxisY.ScrollBar.Enabled = true;
            //缩放滚动条
          //  chart1.ChartAreas["C1"].Area3DStyle.Enable3D =true;
            chart1.ChartAreas["C1"].Area3DStyle.LightStyle = LightStyle.Realistic;
            chart1.ChartAreas["C1"].BackColor = System.Drawing.Color.FromArgb(((System.Byte)(64)), ((System.Byte)(165)), ((System.Byte)(191)), ((System.Byte)(228)));
            chart1.ChartAreas["C1"].CursorX.AutoScroll = true;
            chart1.ChartAreas["C1"].AxisX.ScrollBar.Enabled = true;
            chart1.ChartAreas["C1"].CursorX.IsUserEnabled = true;
            chart1.ChartAreas["C1"].CursorX.IsUserSelectionEnabled = true;
            chart1.ChartAreas["C1"].AxisX.ScaleView.Zoomable = true;//启用轴的缩放视图
            chart1.ChartAreas["C1"].AxisX.ScaleView.Position = 1;
           chart1.ChartAreas["C1"].AxisX.ScaleView.Size = 100;//设置启动时的x轴显示数据个数
            chart1.ChartAreas["C1"].AxisX.ScrollBar.ButtonColor = System.Drawing.Color.Silver;
            chart1.ChartAreas["C1"].AxisX.ScrollBar.LineColor = System.Drawing.Color.Black;


            //设置图表显示样式
            this.chart1.Series[0].Color = Color.Red;
            if (rb1.Checked)
            {
                this.chart1.Titles[0].Text = string.Format("XXX {0} 显示", rb1.Text);
                this.chart1.Series[0].ChartType = SeriesChartType.Line;
            }
            if (rb2.Checked)
            {
                this.chart1.Titles[0].Text = string.Format("XXX {0} 显示", rb2.Text);
                this.chart1.Series[0].ChartType = SeriesChartType.Spline;
            }
            this.chart1.Series[0].Points.Clear();
        }

        //更新队列中的值
        private void UpdateQueueValue()
        {

            //if (dataQueue.Count > 100)
            //{
            //    //先出列
            //    for (int i = 0; i < num; i  )
            //    {
            //        dataQueue.Dequeue();
            //    }
            //}
            if (rb1.Checked)
            {
                Random r = new Random();
                for (int i = 0; i < num; i  )
                {


                    dataQueue.Enqueue(r.Next(0, 100));
                }
            }
            if (rb2.Checked)
            {
                for (int i = 0; i < num; i  )
                {
                    //对curValue只取[0,360]之间的值
                    curValue = curValue % 360;
                    //对得到的正玄值，放大50倍，并上移50
                    dataQueue.Enqueue((50 * Math.Sin(curValue * Math.PI / 180))   50);
                    curValue = curValue   10;
                }

            }
        }

        private void RealChart_Load(object sender, EventArgs e)
        {

        }
    }
    }