使用Double-Buffer来实现无闪烁动态折线图

由于这片例子是借鉴于别人的基础上写的，我只是在上面加上了动态画折线图这部分，因为原理很简单，当时也只是为了给网友一个例子。没想到，还有很多人做这个，那么我就把这部分的代码贴出来，分享给大家。

 

大致代码如下：

//--------------------------- A Demo using Double-Buffer in GDI+ -------------------------------

//----------------------------------------------------------------------------------------------

//---File:          frmGraphView

//---Description:   A demo using double-buffer in GDI+

//---Author:        Knight

//---Date:          Jul.3, 2006

//----------------------------------------------------------------------------------------------

//---------------------------{A Demo using Double-Buffer in GDI+}-------------------------------

using System;

using System.Drawing;

using System.Collections;

using System.ComponentModel;

using System.Windows.Forms;

using System.Data;

 

namespace GraphView

{

    using System.Threading;

 

    /// <summary>

    /// Summary description for Form1.

    /// </summary>

    public class frmGraphView : System.Windows.Forms.Form

    {

        private System.Windows.Forms.PictureBox picGraph;

        /// <summary>

        /// Required designer variable.

        /// </summary>

        private System.ComponentModel.Container components = null;

 

        private clsDrawThread myDrawThread = null;

        private Thread thdDraw = null;

        public frmGraphView()

        {

            //

            // Required for Windows Form Designer support

            //

            InitializeComponent();

 

            //

            // TODO: Add any constructor code after InitializeComponent call

            //

        }

 

        /// <summary>

        /// Clean up any resources being used.

        /// </summary>

        protected override void Dispose( bool disposing )

        {

            if