winform chart画折线,波形图,多条数据
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2024-03-19 19:27:04
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结果图
代码过程:
Form界面布局,控件:2个RadioButton, 3个button,1个chart,1个timer控件
代码区:Form1.cs
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Windows.Forms.DataVisualization.Charting;
namespace boxinghuifang
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private Queue<double> dataQueue = new Queue<double>(100);
private Queue<double> dataQueue1 = new Queue<double>(100);
private int curValue = 0;
private int num = 5;//每次删除怎加几个点
private void button1_Click(object sender, EventArgs e)
{
InitChart();
}
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";
this.chart1.Series.Add(series1);
Series series2 = new Series("WW1"); /////////////////////////
series2.ChartArea = "C1"; ///////////////////////////////
this.chart1.Series.Add(series2); /////////////////////////////////
//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.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 = "波形回放显示";
this.chart1.Titles[0].ForeColor = Color.RoyalBlue;
this.chart1.Titles[0].Font = new System.Drawing.Font("Microsoft Sans Serif", 12F);
//设置标题
// this.chart1.Titles[1].ForeColor = Color.RosyBrown;
this.chart1.Titles[0].Font = new System.Drawing.Font("Microsoft Sans Serif", 12F);
//设置图表显示样式
this.chart1.Series[0].Color = Color.Red;
this.chart1.Series[1].Color = Color.Green;
if (rb1.Checked)
{
this.chart1.Titles[0].Text = string.Format("XXX {0} 显示", rb1.Text);
this.chart1.Series[0].ChartType = SeriesChartType.Line;
this.chart1.Series[1].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[1].ChartType = SeriesChartType.Spline;
}
this.chart1.Series[0].Points.Clear();
this.chart1.Series[1].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 (dataQueue1.Count > 100)
{
//先出列
for (int i = 0; i < num; i++)
{
dataQueue1.Dequeue();
}
}
if (rb1.Checked)
{
Random r = new Random();
for (int i = 0; i < num;i++ )
{
dataQueue.Enqueue(r.Next(0, 100));
int[] A = new int[100];
A[i] = i + r.Next(0, 100);
dataQueue1.Enqueue(A[i]);
}
}
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);
dataQueue1.Enqueue((50 * Math.Sin(curValue * Math.PI / 180)) + 30);
curValue = curValue + 10;
}
}
}
private void button2_Click(object sender, EventArgs e)
{
this.timer1.Start();
}
public static bool S = false;
private void button3_Click(object sender, EventArgs e)
{
if(S==false)
{
button3.Text = "继续";
this.timer1.Stop();
S = true;
}
else
{
button3.Text = "暂停";
this.timer1.Start();
S = false;
}
}
private void timer1_Tick(object sender, EventArgs e)
{
UpdateQueueValue();
this.chart1.Series[0].Points.Clear();
this.chart1.Series[1].Points.Clear();
for (int i = 0; i < dataQueue.Count; i++)
{
this.chart1.Series[0].Points.AddXY((i + 1), dataQueue.ElementAt(i));
}
for (int i = 0; i < dataQueue1.Count; i++)
{
this.chart1.Series[1].Points.AddXY((i + 1), dataQueue1.ElementAt(i));
}
}
}
}
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