简单的DevExpress中chart 控件例子

DevExpress中有非常多的很好的，易用的控件资源，对于可视化工作室很好的支持（其实Matlab也很不错的）。

研究了一下图表(chart)控件，针对文档当中给出的小例子，作一个简单的小结工作。

一.数据添加方式：

1.手动方式

直接对于Series添加变量名称和值，适合变量数值不太多的情况下

2.自动方式（从数据库）

对于Series对象而言，使用argument 和 value data member来表示数据

完整的代码例子，包括创建数据库，读取和绘制柱状图

E How to bind individual chart series to data
Tags: 
.NET, XtraCharts Suite 0
 The following example demonstrates how to bind a chart to data at runtime via binding its individual series to a particular datasource.
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Form1.cs Form1.csC# VB.NET 
C# C#VB.NETv2013 vol 1.4 - v2013 vol 2.2 v2008 vol 1.1 - v2012 vol 2.15 
v2013 vol 1.4 - v2013 vol 2.2 v2013 vol 1.4 - v2013 vol 2.2v2008 vol 1.1 - v2012 vol 2.15Open in popup window
using System;
using System.Data;
using System.Windows.Forms;
using DevExpress.XtraCharts;
// ...

namespace BindIndividualSeriesRuntimeCS {
    public partial class Form1 : Form {
        public Form1() {
            InitializeComponent();
        }

        private DataTable CreateChartData(int rowCount) {
            // Create an empty table.
            DataTable table = new DataTable("Table1");

            // Add two columns to the table.
            table.Columns.Add("Argument", typeof(Int32));
            table.Columns.Add("Value", typeof(Int32));

            // Add data rows to the table.
            Random rnd = new Random();
            DataRow row = null;
            for (int i = 0; i < rowCount; i++) {
                row = table.NewRow();
                row["Argument"] = i;
                row["Value"] = rnd.Next(100);
                table.Rows.Add(row);
            }

            return table;
        }

        private void Form1_Load(object sender, EventArgs e) {
            // Create a chart.
            ChartControl chart = new ChartControl();

            // Create an empty Bar series and add it to the chart.
            Series series = new Series("Series1", ViewType.Bar);
            chart.Series.Add(series);

            // Generate a data table and bind the series to it.
            series.DataSource = CreateChartData(50);

            // Specify data members to bind the series.
            series.ArgumentScaleType = ScaleType.Numerical;
            series.ArgumentDataMember = "Argument";
            series.ValueScaleType = ScaleType.Numerical;
            series.ValueDataMembers.AddRange(new string[] { "Value" });

            // Set some properties to get a nice-looking chart.
            ((SideBySideBarSeriesView)series.View).ColorEach = true;
            ((XYDiagram)chart.Diagram).AxisY.Visible = false;
            chart.Legend.Visible = false;

            // Dock the chart into its parent and add it to the current form.
            chart.Dock = DockStyle.Fill;
            this.Controls.Add(chart);
        }
    }
}

windows form下的方式