c# 条形码 [求指教]

因公司需要完成一条形码打印问题，所以在找到一些资料做了一个Demo

特请教！

不知道此条形码是否正确:

图：

 

 

源码：

 

代码

using  System;
using  System.Collections.Generic;
using  System.Text;
using  System.Drawing;

namespace  Paabo.WordProcessing.Common
{
     public   class  BarCodeProvider
    {
         #region  单例
         private   static  BarCodeProvider _Intance;
         public   static  BarCodeProvider Intance
        {
             get
            {
                 if  (_Intance  ==   null )
                {
                    _Intance  =   new  BarCodeProvider();
                }
                 return  _Intance;
            }
        }
         #endregion

         #region  Size
         ///   <summary>
         ///  图片宽度
         ///   </summary>
         private   int  _Width  =   200 ;
         public   int  Width
        {
             get  {  return  _Width; }
             set  { _Width  =  value; }
        }


         ///   <summary>
         ///  图片高度
         ///   </summary>
         private   int  _Height  =   80 ;
         public   int  Height 
        {
             get  {  return  _Height; }
             set  { _Height  =  value; }
        }

         ///   <summary>
         ///  明文高度
         ///   </summary>
         private   int  _TextHeight  =   25 ;
         public   int  TextHeight
        {
             get  {  return  _TextHeight; }
             set  { _TextHeight  =  value; }
        }

         #endregion

         #region  边距
         private   int  _Margin_Top  =   5 ;

         ///   <summary>
         ///  上边距
         ///   </summary>
         public   int  Margin_Top
        {
             get  {  return  _Margin_Top; }
             set  { _Margin_Top  =  value; }
        }

         private   int  _Margin_Left  =   5 ;

         ///   <summary>
         ///  左边距
         ///   </summary>
         public   int  Margin_Left
        {
             get  {  return  _Margin_Left; }
             set  { _Margin_Left  =  value; }
        }


         private   int  _Margin_Right  =   5 ;

         ///   <summary>
         ///  右边距
         ///   </summary>
         public   int  Margin_Right
        {
             get  {  return  _Margin_Right; }
             set  { _Margin_Right  =  value; }
        }

         private   int  _Margin_Bottom  =   5 ;
         ///   <summary>
         ///  下边距
         ///   </summary>
         public   int  Margin_Bottom
        {
             get  {  return  _Margin_Bottom; }
             set  { _Margin_Bottom  =  value; }
        }
         #endregion

         private  Font _TextFont  =   new  Font( " 宋体 " ,  12 );

         ///   <summary>
         ///  明文字体
         ///   </summary>
         public  Font TextFont
        {
             get  {  return  _TextFont; }
             set  { _TextFont  =  value; }
        }

         private  Pen _BlackPen  =   new  Pen(Brushes.Black);
         private  Pen _WhitePen  =   new  Pen(Brushes.White);

         ///   <summary>
         ///  将明文装换为编码
         ///   </summary>
         ///   <param name="text"> 明文内容 </param>
         ///   <returns> 编码 </returns>
         private   string  ConvertToBarCode( string  text)
        {
             string  code  =   string .Empty;
             foreach  ( char  item  in  text)
            {
                 int  itemValue  =  item;
                code  +=  Convert.ToString(itemValue,  2 )  +   " , " ;
            }
             return  code;
        }

         ///   <summary>
         ///  将字符串生成条形图片
         ///   </summary>
         ///   <param name="text"> 明文内容 </param>
         ///   <returns></returns>
         public  Bitmap CreateBarCodeImage( string  text)
        {
            Bitmap map  =   new  Bitmap(Width, Height);
            Graphics g  =  Graphics.FromImage(map);
             try
            {
                 string  code  =  ConvertToBarCode(text);
                code  =   string .Format( " 101{0}101 " , code);
                 char [] array  =  code.ToCharArray();
                 char [] textArray  =  text.ToCharArray();
                 int  lineWidth  =  (Width  -  Margin_Left - Margin_Right)  /  (array.Length  -  textArray.Length);
                 int  lineHeight  =  Height  -  TextHeight  -  Margin_Bottom;

                _BlackPen.Width  =  lineWidth;
                _WhitePen.Width  =  lineWidth;

                 int  x  =   5 ;
                 int  topY  =   5 ;
                 int  bottonY  =  Height  -  Margin_Bottom  -  TextHeight;

                 int  index  =   0 ;
                 char  pItem  =   '   ' ;
                Pen pen  =   null ;
                 foreach  ( char  item  in  array)
                {

                     if  (item  ==   ' , ' )
                    {
                         string  t  =  textArray[index].ToString();
                        g.DrawString(t, TextFont, Brushes.Black,  new  PointF(x  -  (lineWidth  *   5 ), bottonY  +   3 ));
                        index ++ ;
                    }
                     else
                    {
                         if  (pItem  ==   '   ' )
                        {
                            pen  =  _BlackPen;
                        }
                         else
                        {
                             if  (item  !=  pItem)
                            {
                                pen  =  pen  ==  _BlackPen  ?  _WhitePen : _BlackPen;
                            }
                        }
                        pItem  =  item;
                        g.DrawLine(pen,  new  Point(x, topY),  new  Point(x, bottonY));
                    }
                    x  +=  lineWidth;
                }
            }
             catch  (Exception ex)
            {
                g.Clear(Color.White);
                g.DrawString(ex.Message, TextFont, Brushes.Black,  new  PointF( 0 ,  0 ));
            }
            g.Save();
             return  map;
        }
    }
}

 

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