微软的Chart图表控件C#演示代码,免费的图表控件

微软的Chart图表控件好处是免费的,并且基本的画曲线、柱状图等功能还是有的。

虽然Teechart非常优秀,但是它是收费的。

所以熟悉一下Chart没什么坏处,目前勇哥有一个案子也用到了Chart,是一款测量R角的设备。

勇哥提供两段代码来演示Chart的用法,以后有机会,还是想把Chart写成一个ChartHelper类集成到netMarketing中去。


第一个演示例子:

image.png

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 RealTimeChart
{
    public partial class Form1 : Form
    {
        private double vm;
        //private double dm;
        private Queue<double> VM = new Queue<double>(1000);
       // private Queue<double> DM = new Queue<double>(1000);

        private bool Ready;
        private bool control;
        public Form1()
        {
            InitializeComponent();
        }
        public void FlyData_Line()
        {
            ///图表区
            this.chart1.ChartAreas.Clear();
            ChartArea chartarea = new ChartArea("FlyData");
            chart1.ChartAreas.Add(chartarea);
            chartarea.AxisX.Maximum = VM.Count;
            chartarea.AxisX.MajorGrid.LineColor = Color.Gray;
            chartarea.AxisY.MajorGrid.LineColor = Color.LightCyan;
            chartarea.AxisX.ScrollBar.Enabled = false;

            ///title
            this.chart1.Titles.Clear();
            this.chart1.Titles.Add("FlyData");
            this.chart1.Titles[0].Text = "FlyData";
            this.chart1.Titles[0].ForeColor = Color.Red;
            this.chart1.Titles[0].Font =new System.Drawing.Font("Microsoft Sans serif", 12f);

            ///series
            this.chart1.Series.Clear();
            Series series = new Series("FlyData");
            this.chart1.Series.Add(series);
            series.ChartArea = "FlyData";
            series.ChartType = SeriesChartType.Spline;
            series.MarkerBorderWidth = 3;
            series.MarkerBorderColor = Color.SkyBlue;
            series.MarkerSize = 1;
            series.MarkerStyle = MarkerStyle.Circle;

        }
        ///生成随机数放入列表中
        private void ChartData()
        {
            if(VM.Count>100)
            {
                VM.Dequeue();
                //DM.Dequeue();
            }
            if (Ready)
            {
                VM.Enqueue(vm);
                //DM.Enqueue(dm);
            }
            for (int i = 0; i < VM.Count; i++)
            {
                this.chart1.Series[0].Points.AddY(VM.ElementAt(i));
            }
        }

        private void btnStart_Click(object sender, EventArgs e)
        {
            if (control == false)
            {
                Ready = true;
                btnStart.Text = "停止";
                control = true;
            }
            else
            {
                Ready = false;
                btnStart.Text = "开始";
                control = false;
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            timer1.Enabled = true;
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            Random r = new Random();
            vm = r.Next(0,200);
            FlyData_Line();
            ChartData();
        }
        
    }
}


第二个例子:


image.png

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.Drawing.Drawing2D;
using System.Windows.Forms.DataVisualization.Charting;

namespace chartWatch
{
    public partial class Form1 : Form
    {
        private double dm = 0;
        private double vm = 0;
        private List<double> VM = new List<double>(100);
        private List<double> DM = new List<double>(100);
        private Queue<double> Vm = new Queue<double>(100);
        private Queue<double> Dm = new Queue<double>(100);
        private bool Ready = false;
        private bool control = false;

        public Form1()
        {
            InitializeComponent();
        }
        private void DistanceData_Line()
        {
            this.chart1.ChartAreas.Clear();
            ChartArea chartare = new ChartArea("距离监测");
            this.chart1.ChartAreas.Add(chartare);

            chartare.AxisX.MajorGrid.LineColor = Color.Blue;
            chartare.AxisY.MajorGrid.LineColor = Color.Black;
            chartare.AxisX.ScrollBar.Enabled = false;
            chartare.AxisX.Interval =2;
            chartare.AxisY.Interval = 20;
            //表头
            this.chart1.Titles.Clear();
            this.chart1.Titles.Add("距离监测");
            this.chart1.Titles[0].Text = "距离监测";
            this.chart1.Titles[0].ForeColor = Color.Red;
            this.chart1.Titles[0].Font = new System.Drawing.Font("Microsoft Sans Serif", 12f);
            //定义存储和显示点的容器
            this.chart1.Series.Clear();
            Series series = new Series("距离");
            series.ChartType = SeriesChartType.Spline;
            series.ChartArea = "距离监测";
            series.Color = Color.Yellow;
            series.MarkerBorderWidth = 1;
            series.MarkerSize = 2;
            series.MarkerStyle = MarkerStyle.Diamond;
            series.ToolTip = "距离" + "#VAL \r\n #AXISLABEL";
            chart1.Series.Add(series);
        }
        private void VelcoityData_Line()
        { 
            //定义表区域
            this.chart2.ChartAreas.Clear();
            ChartArea chartarea = new ChartArea("速度监测");
            this.chart2.ChartAreas.Add(chartarea);
            chartarea.AxisX.MajorGrid.LineColor = Color.Green;
            chartarea.AxisY.MajorGrid.LineColor = Color.Black;
            //chartarea.AxisX.ScrollBar.Enabled = false;
            chartarea.AxisX.Interval = 1;
            //chartarea.AxisY.Interval = 20;
            //表头
            this.chart2.Titles.Clear();
            this.chart2.Titles.Add("速度监测");
            this.chart2.Titles[0].Text = "速度监测";
            this.chart2.Titles[0].ForeColor = Color.Red;
            this.chart2.Titles[0].Font = new System.Drawing.Font("Microsoft Sans serif", 12f);

            this.chart2.Series.Clear();
            Series series = new Series("速度");
            chart2.Series.Add(series);
            series.ChartArea = "速度监测";
            series.ChartType = SeriesChartType.Spline;
            series.MarkerBorderWidth = 2;
            series.MarkerSize = 4;
            series.MarkerStyle = MarkerStyle.Diamond;
            series.ToolTip = "速度" + "#VAL \r\n #AXISLABEL";
        }
        private void FlyData_Line()
        {
            this.chart3.ChartAreas.Clear();
            ChartArea chartarea = new ChartArea("数据监测");
            this.chart3.ChartAreas.Add(chartarea);
            chartarea.AxisX.Maximum = VM.Count;
            chartarea.AxisX.MajorGrid.LineColor = Color.Green;
            chartarea.AxisY.MajorGrid.LineColor = Color.Black;
            chartarea.AxisX.ScrollBar.Enabled = false;
            //表头
            this.chart3.Titles.Clear();
            this.chart3.Titles.Add("数据监测");
            this.chart3.Titles[0].Text = "数据监测";
            this.chart3.Titles[0].ForeColor = Color.Red;
            this.chart3.Titles[0].Font = new System.Drawing.Font("Microsoft Sans serif", 12f);
            //定义存储和显示的点的容器
            this.chart3.Series.Clear();
            for (int i = 0; i < 2; i++)
            {
                Series series = new Series(DATAYTPE[i]);
                chart3.Series.Add(series);
                series.ChartArea = "数据监测";
                series.ChartType = SeriesChartType.Spline;
                series.MarkerBorderWidth = 1;
                series.MarkerSize = 2;
                series.MarkerStyle = MarkerStyle.Circle;
                series.ToolTip = DATAYTPE[i] + "#VAL \r\n #AXISLABEL";
            }
            this.chart3.Series[0].YAxisType = AxisType.Primary;
            this.chart3.Series[1].YAxisType = AxisType.Secondary;
        }

        private static string[] DATAYTPE = { "速度","距离"};

        //飞行轨迹数据导入
        private void ChartData()
        { 
            if(Vm.Count>20)
            {
                Vm.Dequeue();
                Dm.Dequeue();
            }
            if (VM.Count > 300)
            {
                VM.Clear();
                DM.Clear();
            }
            if (Ready == true)
            {
                VM.Add(vm);
                DM.Add(dm);
                Vm.Enqueue(vm);
                Dm.Enqueue(dm);
            }
            for (int i = 0; i < Vm.Count; i++)
            {
                this.chart1.Series[0].Points.AddY(Vm.ElementAt(i));
                this.chart2.Series[0].Points.AddY(Dm.ElementAt(i));
            }
            for (int i = 0; i < VM.Count; i++)
            {
                if (checkedListBox1.GetItemChecked(0)==true)
                {
                    this.chart3.Series[0].Points.AddY(VM.ElementAt(i));
                }
                if (checkedListBox1.GetItemChecked(0) == false)
                {
                    this.chart3.Series[0].Points.Clear();
                }
                if (checkedListBox1.GetItemChecked(1) == true)
                {
                    this.chart3.Series[1].Points.AddY(DM.ElementAt(i));
                }
                if (checkedListBox1.GetItemChecked(1) == false)
                {
                    this.chart3.Series[1].Points.Clear();
                }
            }
        }

        private void btnStart_Click(object sender, EventArgs e)
        {
            if (control == false)
            {
                Ready = true;
                btnStart.Text = "停止";
                control = true;
            }
            else
            {
                Ready = false;
                btnStart.Text = "开始";
                control = false;
            }

        }

        private void Form1_Load(object sender, EventArgs e)
        {
            for (int i = 0; i < checkedListBox1.Items.Count; i++)
            {
                checkedListBox1.SetItemChecked(i,true);
            }
            timer1.Enabled = true;
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            Random rd = new Random();
            vm = rd.Next(0, 100);
            dm = rd.Next(0, 200);
            //ChartData();
            FlyData_Line();
            VelcoityData_Line();
            DistanceData_Line();
            ChartData();
        }

    }
}


--------------------- 

作者:hackpig
来源:
www.skcircle.com
版权声明:本文为博主原创文章,转载请附上博文链接!



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