本文实例为大家分享了C#条码生成类的具体代码，供大家参考，具体内容如下
using System.Collections;
using System.Text.RegularExpressions;
namespace DotNet.Utilities
{
public class BarCodeToHTML
{
public static string get39( string s, int width, int height)
{
Hashtable ht = new Hashtable();
#region 39码 12位
ht.Add( 'A' , "110101001011" );
ht.Add( 'B' , "101101001011" );
ht.Add( 'C' , "110110100101" );
ht.Add( 'D' , "101011001011" );
ht.Add( 'E' , "110101100101" );
ht.Add( 'F' , "101101100101" );
ht.Add( 'G' , "101010011011" );
ht.Add( 'H' , "110101001101" );
ht.Add( 'I' , "101101001101" );
ht.Add( 'J' , "101011001101" );
ht.Add( 'K' , "110101010011" );
ht.Add( 'L' , "101101010011" );
ht.Add( 'M' , "110110101001" );
ht.Add( 'N' , "101011010011" );
ht.Add( 'O' , "110101101001" );
ht.Add( 'P' , "101101101001" );
ht.Add( 'Q' , "101010110011" );
ht.Add( 'R' , "110101011001" );
ht.Add( 'S' , "101101011001" );
ht.Add( 'T' , "101011011001" );
ht.Add( 'U' , "110010101011" );
ht.Add( 'V' , "100110101011" );
ht.Add( 'W' , "110011010101" );
ht.Add( 'X' , "100101101011" );
ht.Add( 'Y' , "110010110101" );
ht.Add( 'Z' , "100110110101" );
ht.Add( '0' , "101001101101" );
ht.Add( '1' , "110100101011" );
ht.Add( '2' , "101100101011" );
ht.Add( '3' , "110110010101" );
ht.Add( '4' , "101001101011" );
ht.Add( '5' , "110100110101" );
ht.Add( '6' , "101100110101" );
ht.Add( '7' , "101001011011" );
ht.Add( '8' , "110100101101" );
ht.Add( '9' , "101100101101" );
ht.Add( '+' , "100101001001" );
ht.Add( '-' , "100101011011" );
ht.Add( '*' , "100101101101" );
ht.Add( '/' , "100100101001" );
ht.Add( '%' , "101001001001" );
ht.Add( '$' , "100100100101" );
ht.Add( '.' , "110010101101" );
ht.Add( ' ' , "100110101101" );
#endregion
#region 39码 9位
//ht.Add('0', "000110100");
//ht.Add('1', "100100001");
//ht.Add('2', "001100001");
//ht.Add('3', "101100000");
//ht.Add('4', "000110001");
//ht.Add('5', "100110000");
//ht.Add('6', "001110000");
//ht.Add('7', "000100101");
//ht.Add('8', "100100100");
//ht.Add('9', "001100100");
//ht.Add('A', "100001001");
//ht.Add('B', "001001001");
//ht.Add('C', "101001000");
//ht.Add('D', "000011001");
//ht.Add('E', "100011000");
//ht.Add('F', "001011000");
//ht.Add('G', "000001101");
//ht.Add('H', "100001100");
//ht.Add('I', "001001100");
//ht.Add('J', "000011100");
//ht.Add('K', "100000011");
//ht.Add('L', "001000011");
//ht.Add('M', "101000010");
//ht.Add('N', "000010011");
//ht.Add('O', "100010010");
//ht.Add('P', "001010010");
//ht.Add('Q', "000000111");
//ht.Add('R', "100000110");
//ht.Add('S', "001000110");
//ht.Add('T', "000010110");
//ht.Add('U', "110000001");
//ht.Add('V', "011000001");
//ht.Add('W', "111000000");
//ht.Add('X', "010010001");
//ht.Add('Y', "110010000");
//ht.Add('Z', "011010000");
//ht.Add('-', "010000101");
//ht.Add('.', "110000100");
//ht.Add(' ', "011000100");
//ht.Add('*', "010010100");
//ht.Add('$', "010101000");
//ht.Add('/', "010100010");
//ht.Add('+', "010001010");
//ht.Add('%', "000101010");
#endregion
s = "*" + s.ToUpper() + "*" ;
string result_bin = "" ; //二进制串
try
{
foreach ( char ch in s)
{
result_bin += ht[ch].ToString();
result_bin += "0" ; //间隔，与一个单位的线条宽度相等
}
}
catch { return "存在不允许的字符！" ; }
string result_html = "" ; //HTML代码
string color = "" ; //颜色
foreach ( char c in result_bin)
{
color = c == '0' ? "#FFFFFF" : "#000000" ;
result_html += "<div style=\"width:" + width + "px;height:" + height + "px;float:left;background:" + color + ";\"></div>" ;
}
result_html += "<div style=\"clear:both\"></div>" ;
int len = ht[ '*' ].ToString().Length;
foreach ( char c in s)
{
result_html += "<div style=\"width:" + (width * (len + 1)) + "px;float:left;color:#000000;text-align:center;\">" + c + "</div>" ;
}
result_html += "<div style=\"clear:both\"></div>" ;
return "<div style=\"background:#FFFFFF;padding:5px;font-size:" + (width * 10) + "px;font-family:'楷体';\">" + result_html + "</div>" ;
}
public static string getEAN13( string s, int width, int height)
{
int checkcode_input = -1; //输入的校验码
if (!Regex.IsMatch(s, @"^\d{12}$" ))
{
if (!Regex.IsMatch(s, @"^\d{13}$" ))
{
return "存在不允许的字符！" ;
}
else
{
checkcode_input = int .Parse(s[12].ToString());
s = s.Substring(0, 12);
}
}
int sum_even = 0; //偶数位之和
int sum_odd = 0; //奇数位之和
for ( int i = 0; i < 12; i++)
{
if (i % 2 == 0)
{
sum_odd += int .Parse(s[i].ToString());
}
else
{
sum_even += int .Parse(s[i].ToString());
}
}
int checkcode = (10 - (sum_even * 3 + sum_odd) % 10) % 10; //校验码
if (checkcode_input > 0 && checkcode_input != checkcode)
{
return "输入的校验码错误！" ;
}
s += checkcode; //变成13位
// 000000000101左侧42个01010右侧35个校验7个101000000000
// 6 101左侧6位 01010右侧5位校验1位101000000000
string result_bin = "" ; //二进制串
result_bin += "000000000101" ;
string type = ean13type(s[0]);
for ( int i = 1; i < 7; i++)
{
result_bin += ean13(s[i], type[i - 1]);
}
result_bin += "01010" ;
for ( int i = 7; i < 13; i++)
{
result_bin += ean13(s[i], 'C' );
}
result_bin += "101000000000" ;
string result_html = "" ; //HTML代码
string color = "" ; //颜色
int height_bottom = width * 5;
foreach ( char c in result_bin)
{
color = c == '0' ? "#FFFFFF" : "#000000" ;
result_html += "<div style=\"width:" + width + "px;height:" + height + "px;float:left;background:" + color + ";\"></div>" ;
}
result_html += "<div style=\"clear:both\"></div>" ;
result_html += "<div style=\"float:left;color:#000000;width:" + (width * 9) + "px;text-align:center;\">" + s[0] + "</div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#000000;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#FFFFFF;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#000000;\"></div>" ;
for ( int i = 1; i < 7; i++)
{
result_html += "<div style=\"float:left;width:" + (width * 7) + "px;color:#000000;text-align:center;\">" + s[i] + "</div>" ;
}
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#FFFFFF;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#000000;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#FFFFFF;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#000000;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#FFFFFF;\"></div>" ;
for ( int i = 7; i < 13; i++)
{
result_html += "<div style=\"float:left;width:" + (width * 7) + "px;color:#000000;text-align:center;\">" + s[i] + "</div>" ;
}
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#000000;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#FFFFFF;\"></div>" ;
result_html += "<div style=\"float:left;width:" + width + "px;height:" + height_bottom + "px;background:#000000;\"></div>" ;
result_html += "<div style=\"float:left;color:#000000;width:" + (width * 9) + "px;\"></div>" ;
result_html += "<div style=\"clear:both\"></div>" ;
return "<div style=\"background:#FFFFFF;padding:0px;font-size:" + (width * 10) + "px;font-family:'楷体';\">" + result_html + "</div>" ;
}
private static string ean13( char c, char type)
{
switch (type)
{
case 'A' :
{
switch (c)
{
case '0' : return "0001101" ;
case '1' : return "0011001" ;
case '2' : return "0010011" ;
case '3' : return "0111101" ; //011101
case '4' : return "0100011" ;
case '5' : return "0110001" ;
case '6' : return "0101111" ;
case '7' : return "0111011" ;
case '8' : return "0110111" ;
case '9' : return "0001011" ;
default : return "Error!" ;
}
}
case 'B' :
{
switch (c)
{
case '0' : return "0100111" ;
case '1' : return "0110011" ;
case '2' : return "0011011" ;
case '3' : return "0100001" ;
case '4' : return "0011101" ;
case '5' : return "0111001" ;
case '6' : return "0000101" ; //000101
case '7' : return "0010001" ;
case '8' : return "0001001" ;
case '9' : return "0010111" ;
default : return "Error!" ;
}
}
case 'C' :
{
switch (c)
{
case '0' : return "1110010" ;
case '1' : return "1100110" ;
case '2' : return "1101100" ;
case '3' : return "1000010" ;
case '4' : return "1011100" ;
case '5' : return "1001110" ;
case '6' : return "1010000" ;
case '7' : return "1000100" ;
case '8' : return "1001000" ;
case '9' : return "1110100" ;
default : return "Error!" ;
}
}
default : return "Error!" ;
}
}
private static string ean13type( char c)
{
switch (c)
{
case '0' : return "AAAAAA" ;
case '1' : return "AABABB" ;
case '2' : return "AABBAB" ;
case '3' : return "AABBBA" ;
case '4' : return "ABAABB" ;
case '5' : return "ABBAAB" ;
case '6' : return "ABBBAA" ; //中国
case '7' : return "ABABAB" ;
case '8' : return "ABABBA" ;
case '9' : return "ABBABA" ;
default : return "Error!" ;
}
}
}
}
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
原文链接：http://HdhCmsTestcnblogs测试数据/Liyuting/p/7054418.html
dy("nrwz");