c# 二维码名片源码及相应的qrcode.dll

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Drawing;
using System.ComponentModel;
using System.Data;
using ThoughtWorks.QRCode.Codec;
using ThoughtWorks.QRCode.Codec.Data;
using System.IO;

namespace POS.Common
{
    public class QRCode
    {
        /// 

        /// 生成二维码
        /// 

        /// 
        /// 保存路径（可为空如有指定地址建议后缀为jpg格式）
        /// 编码模式包括A、B、N，默认为B
        /// 纠错率包括L（7%）、M（15%）、Q（25%）和H（30%）默认为M级
        /// 版本号介于1-40.版本越高信息容量越大默认设为8
        /// 比例默认4
        /// 返回二维码生成地址
        public static string CreateQRCode（string contentstring path=““ string qrCodeEncodeMode=“B“ string qrCodeErrorCorrect=“M“ int qrCodeVersion=8 int qrCodeScale=4）
        {
            Image image = CreateQRCode（content qrCodeEncodeMode qrCodeErrorCorrect qrCodeVersion qrCodeScale）;

            string filepath = string.Empty;
            if （!string.IsNullOrEmpty（path））
            {
                string strpath = path.Substring（0 path.LastIndexOf（‘\‘））;
                if （!Directory.Exists（strpath））
                {
                    Directory.CreateDirectory（strpath）;
                }
                filepath = path;
            }
            else
            {
                filepath = Application.StartupPath + “\QRCode“ + “\“;
                if （!Directory.Exists（filepath））
                    Directory.CreateDirectory（filepath）;

                filepath = filepath + DateTime.Now.ToString（“yyyymmddhhmmssfff“）.ToString（） + “.jpg“;
            }

            FileStream fs = new FileStream（filepath FileMode.OpenOrCreate FileAccess.Write）;
            image.Save（fs System.Drawing.Imaging.ImageFormat.Jpeg）;

            fs.Close（）;
            image.Dispose（）;

            return filepath;
        }

        /// 

        /// 生成二维码
        /// 

        /// 
        /// 保存路径（可为空如有指定地址建议后缀为jpg格式）
        /// 编码模式包括A、B、N，默认为B
        /// 纠错率包括L（7%）、M（15%）、Q（25%）和H（30%）默认为M级
        /// 版本号介于1-40.版本越高信息容量越大默认设为8
        /// 比例默认4
        /// 
        public static Image CreateQRCode（string content string qrCodeEncodeMode = “B“ string qrCodeErrorCorrect = “M“ int qrCodeVersion = 8 int qrCodeScale = 4）
        {
            QRCodeEncoder qrCodeEncoder = new QRCodeEncoder（）;

            qrCodeEncodeMode = qrCodeEncodeMode.ToUpper（）;
            switch （qrCodeEncodeMode）
            {
 

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件     108032  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.EncoderGma.QrCodeNet.Encoding.dll

     文件     413184  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.EncoderGma.QrCodeNet.Encoding.pdb

     文件      61972  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.EncoderGma.QrCodeNet.Encoding.xml

     文件     108032  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.Net35Gma.QrCodeNet.Encoding.Net35.dll

     文件     413184  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.Net35Gma.QrCodeNet.Encoding.Net35.pdb

     文件      61978  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.Net35Gma.QrCodeNet.Encoding.Net35.xml

     文件     107520  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.Net45Gma.QrCodeNet.Encoding.Net45.dll

     文件     411136  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.Net45Gma.QrCodeNet.Encoding.Net45.pdb

     文件      60530  2013-03-03 09:35  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.Net45Gma.QrCodeNet.Encoding.Net45.xml

     文件      75264  2013-03-03 09:36  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.SilverlightGma.QrCodeNet.Encoding.Silverlight.dll

     文件     308736  2013-03-03 09:36  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.SilverlightGma.QrCodeNet.Encoding.Silverlight.pdb

     文件      34091  2013-03-03 09:36  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.SilverlightGma.QrCodeNet.Encoding.Silverlight.xml

     文件      95744  2013-03-03 09:36  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.WinRTx86Gma.QrCodeNet.Encoding.WinRT.dll

     文件     361984  2013-03-03 09:36  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.WinRTx86Gma.QrCodeNet.Encoding.WinRT.pdb

     文件       1624  2013-03-03 09:27  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.WinRTx86Gma.QrCodeNet.Encoding.WinRT.pri

     文件      39709  2013-03-03 09:36  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.WinRTx86Gma.QrCodeNet.Encoding.WinRT.xml

     文件       1196  2013-03-02 14:07  QrCode.Net 0.4 Pre-ReleaseQrCode.Net 0.4 Pre-ReleaseGma.QrCodeNet.Encoding.WinRTx86ThemesGeneric.xaml

     文件        117  2016-10-31 15:22  TwoDimensionCodeNameCardTwoDimensionCodeNameCardapp.config

     文件       1748  2015-07-04 19:44  TwoDimensionCodeNameCardTwoDimensionCodeNameCardApps-tux-icon.png

     文件    6205440  2010-12-04 14:18  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugThoughtWorks.QRCode.dll

     文件        117  2016-10-31 15:22  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCode.exe.config

     文件      11608  2016-10-31 15:22  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCode.vshost.exe

     文件        117  2016-10-31 15:22  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCode.vshost.exe.config

     文件        490  2010-03-17 22:39  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCode.vshost.exe.manifest

     文件      17920  2016-10-28 17:57  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCodeNameCard.exe

     文件      28160  2016-10-28 17:57  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCodeNameCard.pdb

     文件        490  2010-03-17 22:39  TwoDimensionCodeNameCardTwoDimensionCodeNameCardinDebugTwoDimensionCodeNameCard.vshost.exe.manifest

     文件       5264  2016-10-31 15:21  TwoDimensionCodeNameCardTwoDimensionCodeNameCardForm1.cs

     文件      10226  2016-10-31 15:03  TwoDimensionCodeNameCardTwoDimensionCodeNameCardForm1.Designer.cs

     文件       6427  2016-10-31 15:03  TwoDimensionCodeNameCardTwoDimensionCodeNameCardForm1.resx

............此处省略51个文件信息