我想把当前表的第一列产生一个二维码(纠错水平:M,QR版本:7,QR码大小:3,产生的二维码图像保存在“d:\图像”目录下),在狐表中应该怎么做?
我有一个二维码dll 文件QRCodeLib.dll,并且有示例说明如下:
///二维码
QRCodeEncoder qrCodeEncoder = new QRCodeEncoder();
String encoding = "Byte";
qrCodeEncoder.QRCodeEncodeMode = QRCodeEncoder.ENCODE_MODE.BYTE;
int scale = Convert.ToInt16(QR码大小);
qrCodeEncoder.QRCodeScale = scale;
int version = Convert.ToInt16(QR码版本);
qrCodeEncoder.QRCodeVersion = version;
string errorCorrect = cboCorrectionLevel.Text;
if (errorCorrect == "L")
qrCodeEncoder.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.L;
else if (errorCorrect == "M")
qrCodeEncoder.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.M;
else if (errorCorrect == "Q")
qrCodeEncoder.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.Q;
else if (errorCorrect == "H")
qrCodeEncoder.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.H;
Image image;
String data = 条形码数据;
image = qrCodeEncoder.Encode(data);
image.Save(文件路径, System.Drawing.Imaging.ImageFormat.Jpeg);