.net產生二維碼圖片

標籤：二維   out   儲存圖片   orm   user   black   const   mod   mfile   

必須dll       Gma.QrCodeNet.Encoding.dll

 

        /// <summary>        /// 將data轉換為二維碼        /// </summary>        /// <param name="data"></param>        private void SaveCodeFile(string data)        {            QrEncoder qrEncoder = new QrEncoder(ErrorCorrectionLevel.H);            QrCode code = new QrCode();            qrEncoder.TryEncode(data, out code);            const int modelSizeInPixels = 4;            //繪製二維碼            GraphicsRenderer render = new GraphicsRenderer(new FixedModuleSize(modelSizeInPixels, QuietZoneModules.Two)                , Brushes.Black, Brushes.White);            //儲存路徑            string filename = @"C:\Users\Administrator\Desktop\QrCode.Net 0.4 Pre-Release/" + Guid.NewGuid() +".png";            //執行儲存圖片            using (FileStream stream = new FileStream(filename, FileMode.Create))            {                render.WriteToStream(code.Matrix, System.Drawing.Imaging.ImageFormat.Png, stream);            }            //pictureBox1展示圖片            this.pictureBox1.Image = Image.FromFile(filename);               }

　　

 

.net產生二維碼圖片