C#生成code128条形码

来源：互联网发布：种子填充算法例子编辑：程序博客网时间：2024/06/10 16:24

最近在做物流条形码的打印，下面分享一下用C#打印code128条码，以备后用。

?
using System; 
using System.Collections.Generic; 
using System.Data; 
using System.Drawing; 
namespaceCode 
{ 
classBarCode 
{
publicclass Code128 
{
privateDataTable m_Code128 = newDataTable(); 
privateuint m_Height = 40;
/// <summary>
/// 高度
/// </summary>
publicuint Height { get { returnm_Height; } set{ m_Height = value; } } 
privateFont m_ValueFont = null;
/// <summary>
/// 是否显示可见号码 如果为NULL不显示号码
/// </summary>
publicFont ValueFont { get{ return m_ValueFont; } set { m_ValueFont = value; } } 
privatebyte m_Magnify = 0;
/// <summary>
/// 放大倍数
/// </summary>
publicbyte Magnify { get { returnm_Magnify; } set{ m_Magnify = value; } } 
/// <summary>
/// 条码类别
/// </summary>
publicenum Encode 
{
Code128A,
Code128B,
Code128C,
EAN128
}
publicCode128() 
{
m_Code128.Columns.Add("ID");
m_Code128.Columns.Add("Code128A");
m_Code128.Columns.Add("Code128B");
m_Code128.Columns.Add("Code128C");
m_Code128.Columns.Add("BandCode");
m_Code128.CaseSensitive =true; 
#region 数据表
m_Code128.Rows.Add("0"," ", " ", "00","212222"); 
m_Code128.Rows.Add("1","!", "!", "01","222122"); 
m_Code128.Rows.Add("2","\"", "\"", "02","222221"); 
m_Code128.Rows.Add("3","#", "#", "03","121223"); 
m_Code128.Rows.Add("4","$", "$", "04","121322"); 
m_Code128.Rows.Add("5","%", "%", "05","131222"); 
m_Code128.Rows.Add("6","&", "&", "06","122213"); 
m_Code128.Rows.Add("7","'", "'", "07","122312"); 
m_Code128.Rows.Add("8","(", "(", "08","132212"); 
m_Code128.Rows.Add("9",")", ")", "09","221213"); 
m_Code128.Rows.Add("10","*", "*", "10","221312"); 
m_Code128.Rows.Add("11","+", "+", "11","231212"); 
m_Code128.Rows.Add("12",",", ",", "12","112232"); 
m_Code128.Rows.Add("13","-", "-", "13","122132"); 
m_Code128.Rows.Add("14",".", ".", "14","122231"); 
m_Code128.Rows.Add("15","/", "/", "15","113222"); 
m_Code128.Rows.Add("16","0", "0", "16","123122"); 
m_Code128.Rows.Add("17","1", "1", "17","123221"); 
m_Code128.Rows.Add("18","2", "2", "18","223211"); 
m_Code128.Rows.Add("19","3", "3", "19","221132"); 
m_Code128.Rows.Add("20","4", "4", "20","221231"); 
m_Code128.Rows.Add("21","5", "5", "21","213212"); 
m_Code128.Rows.Add("22","6", "6", "22","223112"); 
m_Code128.Rows.Add("23","7", "7", "23","312131"); 
m_Code128.Rows.Add("24","8", "8", "24","311222"); 
m_Code128.Rows.Add("25","9", "9", "25","321122"); 
m_Code128.Rows.Add("26",":", ":", "26","321221"); 
m_Code128.Rows.Add("27",";", ";", "27","312212"); 
m_Code128.Rows.Add("28","<", "<", "28","322112"); 
m_Code128.Rows.Add("29","=", "=", "29","322211"); 
m_Code128.Rows.Add("30",">", ">", "30","212123"); 
m_Code128.Rows.Add("31","?", "?", "31","212321"); 
m_Code128.Rows.Add("32","@", "@", "32","232121"); 
m_Code128.Rows.Add("33","A", "A", "33","111323"); 
m_Code128.Rows.Add("34","B", "B", "34","131123"); 
m_Code128.Rows.Add("35","C", "C", "35","131321"); 
m_Code128.Rows.Add("36","D", "D", "36","112313"); 
m_Code128.Rows.Add("37","E", "E", "37","132113"); 
m_Code128.Rows.Add("38","F", "F", "38","132311"); 
m_Code128.Rows.Add("39","G", "G", "39","211313"); 
m_Code128.Rows.Add("40","H", "H", "40","231113"); 
m_Code128.Rows.Add("41","I", "I", "41","231311"); 
m_Code128.Rows.Add("42","J", "J", "42","112133"); 
m_Code128.Rows.Add("43","K", "K", "43","112331"); 
m_Code128.Rows.Add("44","L", "L", "44","132131"); 
m_Code128.Rows.Add("45","M", "M", "45","113123"); 
m_Code128.Rows.Add("46","N", "N", "46","113321"); 
m_Code128.Rows.Add("47","O", "O", "47","133121"); 
m_Code128.Rows.Add("48","P", "P", "48","313121"); 
m_Code128.Rows.Add("49","Q", "Q", "49","211331"); 
m_Code128.Rows.Add("50","R", "R", "50","231131"); 
m_Code128.Rows.Add("51","S", "S", "51","213113"); 
m_Code128.Rows.Add("52","T", "T", "52","213311"); 
m_Code128.Rows.Add("53","U", "U", "53","213131"); 
m_Code128.Rows.Add("54","V", "V", "54","311123"); 
m_Code128.Rows.Add("55","W", "W", "55","311321"); 
m_Code128.Rows.Add("56","X", "X", "56","331121"); 
m_Code128.Rows.Add("57","Y", "Y", "57","312113"); 
m_Code128.Rows.Add("58","Z", "Z", "58","312311"); 
m_Code128.Rows.Add("59","[", "[", "59","332111"); 
m_Code128.Rows.Add("60","\\", "\\", "60","314111"); 
m_Code128.Rows.Add("61","]", "]", "61","221411"); 
m_Code128.Rows.Add("62","^", "^", "62","431111"); 
m_Code128.Rows.Add("63","_", "_", "63","111224"); 
m_Code128.Rows.Add("64","NUL", "`", "64","111422"); 
m_Code128.Rows.Add("65","SOH", "a", "65","121124"); 
m_Code128.Rows.Add("66","STX", "b", "66","121421"); 
m_Code128.Rows.Add("67","ETX", "c", "67","141122"); 
m_Code128.Rows.Add("68","EOT", "d", "68","141221"); 
m_Code128.Rows.Add("69","ENQ", "e", "69","112214"); 
m_Code128.Rows.Add("70","ACK", "f", "70","112412"); 
m_Code128.Rows.Add("71","BEL", "g", "71","122114"); 
m_Code128.Rows.Add("72","BS", "h", "72","122411"); 
m_Code128.Rows.Add("73","HT", "i", "73","142112"); 
m_Code128.Rows.Add("74","LF", "j", "74","142211"); 
m_Code128.Rows.Add("75","VT", "k", "75","241211"); 
m_Code128.Rows.Add("76","FF", "I", "76","221114"); 
m_Code128.Rows.Add("77","CR", "m", "77","413111"); 
m_Code128.Rows.Add("78","SO", "n", "78","241112"); 
m_Code128.Rows.Add("79","SI", "o", "79","134111"); 
m_Code128.Rows.Add("80","DLE", "p", "80","111242"); 
m_Code128.Rows.Add("81","DC1", "q", "81","121142"); 
m_Code128.Rows.Add("82","DC2", "r", "82","121241"); 
m_Code128.Rows.Add("83","DC3", "s", "83","114212"); 
m_Code128.Rows.Add("84","DC4", "t", "84","124112"); 
m_Code128.Rows.Add("85","NAK", "u", "85","124211"); 
m_Code128.Rows.Add("86","SYN", "v", "86","411212"); 
m_Code128.Rows.Add("87","ETB", "w", "87","421112"); 
m_Code128.Rows.Add("88","CAN", "x", "88","421211"); 
m_Code128.Rows.Add("89","EM", "y", "89","212141"); 
m_Code128.Rows.Add("90","SUB", "z", "90","214121"); 
m_Code128.Rows.Add("91","ESC", "{", "91","412121"); 
m_Code128.Rows.Add("92","FS", "|", "92","111143"); 
m_Code128.Rows.Add("93","GS", "}", "93","111341"); 
m_Code128.Rows.Add("94","RS", "~", "94","131141"); 
m_Code128.Rows.Add("95","US", "DEL", "95","114113"); 
m_Code128.Rows.Add("96","FNC3", "FNC3", "96","114311"); 
m_Code128.Rows.Add("97","FNC2", "FNC2", "97","411113"); 
m_Code128.Rows.Add("98","SHIFT", "SHIFT", "98","411311"); 
m_Code128.Rows.Add("99","CODEC", "CODEC", "99","113141"); 
m_Code128.Rows.Add("100","CODEB", "FNC4", "CODEB","114131"); 
m_Code128.Rows.Add("101","FNC4", "CODEA", "CODEA","311141"); 
m_Code128.Rows.Add("102","FNC1", "FNC1", "FNC1","411131"); 
m_Code128.Rows.Add("103","StartA", "StartA", "StartA","211412"); 
m_Code128.Rows.Add("104","StartB", "StartB", "StartB","211214"); 
m_Code128.Rows.Add("105","StartC", "StartC", "StartC","211232"); 
m_Code128.Rows.Add("106","Stop", "Stop", "Stop","2331112"); 
#endregion
}
/// <summary>
/// 获取128图形
/// </summary>
/// <param name="p_Text">文字</param>
/// <param name="p_Code">编码</param>
/// <returns>图形</returns>
publicBitmap GetCodeImage(stringp_Text, Encode p_Code) 
{
string_ViewText = p_Text; 
string_Text = "";
IList<int> _TextNumb =new List<int>();
int_Examine = 0; //首位
switch(p_Code) 
{
caseEncode.Code128C: 
_Examine = 105;
if(!((p_Text.Length & 1) == 0)) thrownew Exception("128C长度必须是偶数");
while(p_Text.Length != 0) 
{
int_Temp = 0; 
try
{
int_CodeNumb128 = Int32.Parse(p_Text.Substring(0, 2)); 
}
catch
{
thrownew Exception("128C必须是数字！");
}
_Text += GetValue(p_Code, p_Text.Substring(0, 2),ref _Temp);
_TextNumb.Add(_Temp);
p_Text = p_Text.Remove(0, 2);
}
break;
caseEncode.EAN128: 
_Examine = 105;
if(!((p_Text.Length & 1) == 0)) thrownew Exception("EAN128长度必须是偶数");
_TextNumb.Add(102);
_Text +="411131"; 
while(p_Text.Length != 0) 
{
int_Temp = 0; 
try
{
int_CodeNumb128 = Int32.Parse(p_Text.Substring(0, 2)); 
}
catch
{
thrownew Exception("128C必须是数字！");
}
_Text += GetValue(Encode.Code128C, p_Text.Substring(0, 2),ref _Temp);
_TextNumb.Add(_Temp);
p_Text = p_Text.Remove(0, 2);
}
break;
default:
if(p_Code == Encode.Code128A) 
{
_Examine = 103;
}
else
{
_Examine = 104;
}
while(p_Text.Length != 0) 
{
int_Temp = 0; 
string_ValueCode = GetValue(p_Code, p_Text.Substring(0, 1), ref _Temp); 
if(_ValueCode.Length == 0) thrownew Exception("无效的字符集!"+ p_Text.Substring(0, 1).ToString()); 
_Text += _ValueCode;
_TextNumb.Add(_Temp);
p_Text = p_Text.Remove(0, 1);
}
break;
}
if(_TextNumb.Count == 0) thrownew Exception("错误的编码,无数据");
_Text = _Text.Insert(0, GetValue(_Examine));//获取开始位 
for(int i = 0; i != _TextNumb.Count; i++) 
{
_Examine += _TextNumb[i] * (i + 1);
}
_Examine = _Examine % 103;//获得严效位 
_Text += GetValue(_Examine);//获取严效位 
_Text +="2331112"; //结束位 
Bitmap _CodeImage = GetImage(_Text);
GetViewText(_CodeImage, _ViewText);
return_CodeImage; 
}
/// <summary>
/// 获取目标对应的数据
/// </summary>
/// <param name="p_Code">编码</param>
/// <param name="p_Value">数值 A b 30</param>
/// <param name="p_SetID">返回编号</param>
/// <returns>编码</returns>
privatestring GetValue(Encode p_Code,string p_Value,ref intp_SetID) 
{
if(m_Code128 == null)return "";
DataRow[] _Row = m_Code128.Select(p_Code.ToString() +"='" + p_Value +"'"); 
if(_Row.Length != 1) thrownew Exception("错误的编码"+ p_Value.ToString()); 
p_SetID = Int32.Parse(_Row[0]["ID"].ToString());
return_Row[0]["BandCode"].ToString();
}
/// <summary>
/// 根据编号获得条纹
/// </summary>
/// <param name="p_CodeId"></param>
/// <returns></returns>
privatestring GetValue(intp_CodeId) 
{
DataRow[] _Row = m_Code128.Select("ID='"+ p_CodeId.ToString() + "'");
if(_Row.Length != 1) thrownew Exception("验效位的编码错误"+ p_CodeId.ToString()); 
return_Row[0]["BandCode"].ToString();
}
/// <summary>
/// 获得条码图形
/// </summary>
/// <param name="p_Text">文字</param>
/// <returns>图形</returns>
privateBitmap GetImage(stringp_Text) 
{
char[] _Value = p_Text.ToCharArray();
int_Width = 0; 
for(int i = 0; i != _Value.Length; i++) 
{
_Width += Int32.Parse(_Value[i].ToString()) * (m_Magnify + 1);
}
Bitmap _CodeImage =new Bitmap(_Width, (int)m_Height);
Graphics _Garphics = Graphics.FromImage(_CodeImage);
//Pen _Pen;
int_LenEx = 0; 
for(int i = 0; i != _Value.Length; i++) 
{
int_ValueNumb = Int32.Parse(_Value[i].ToString()) * (m_Magnify + 1);//获取宽和放大系数 
if(!((i & 1) == 0)) 
{
//_Pen = new Pen(Brushes.White, _ValueNumb);
_Garphics.FillRectangle(Brushes.White,new Rectangle(_LenEx, 0, _ValueNumb, (int)m_Height));
}
else
{
//_Pen = new Pen(Brushes.Black, _ValueNumb);
_Garphics.FillRectangle(Brushes.Black,new Rectangle(_LenEx, 0, _ValueNumb, (int)m_Height));
}
//_Garphics.(_Pen, new Point(_LenEx, 0), new Point(_LenEx, m_Height));
_LenEx += _ValueNumb;
}
_Garphics.Dispose();
return_CodeImage; 
}
/// <summary>
/// 显示可见条码文字 如果小于40 不显示文字
/// </summary>
/// <param name="p_Bitmap">图形</param>
privatevoid GetViewText(Bitmap p_Bitmap,string p_ViewText)
{
if(m_ValueFont == null)return; 
Graphics _Graphics = Graphics.FromImage(p_Bitmap);
SizeF _DrawSize = _Graphics.MeasureString(p_ViewText, m_ValueFont);
if(_DrawSize.Height > p_Bitmap.Height - 10 || _DrawSize.Width > p_Bitmap.Width)
{
_Graphics.Dispose();
return;
}
int_StarY = p_Bitmap.Height - (int)_DrawSize.Height;
_Graphics.FillRectangle(Brushes.White,new Rectangle(0, _StarY, p_Bitmap.Width, (int)_DrawSize.Height));
_Graphics.DrawString(p_ViewText, m_ValueFont, Brushes.Black, 0, _StarY);
}
//12345678
//(105 + (1 * 12 + 2 * 34 + 3 * 56 + 4 *78)) % 103 = 47
//结果为starc +12 +34 +56 +78 +47 +end
internalImage GetCodeImage(stringp) 
{
thrownew NotImplementedException();
}
}
}
}

　　调用代码为：

            Code128 _Code = new Code128();            _Code.ValueFont = new Font("宋体", 20);            System.Drawing.Bitmap imgTemp = _Code.GetCodeImage("T26200-1900-123-1-0900",Code128.Encode.Code128A);            imgTemp.Save(System.AppDomain.CurrentDomain.BaseDirectory + "\\" + "BarCode.gif", System.Drawing.Imaging.ImageFormat.Gif);

原文地址：http://www.cnblogs.com/rophie/archive/2012/03/02/2376946.html