标签:二维码
http://zxingnet.codeplex.com/https://www.cnblogs.com/WhyShang/p/3704513.html
private void button1_Click(object sender, EventArgs e) { string msg = textBox1.Text; Image img = GenByZXingNet(msg); this.pictureBox1.Image=img; } /// <summary> /// 生成二维码图片 /// </summary> /// <param name="strMessage">要生成二维码的字符串</param> /// <param name="width">二维码图片宽度</param> /// <param name="height">二维码图片高度</param> /// <returns></returns> private Bitmap GenByZXingNet(string msg) { BarcodeWriter writer = new BarcodeWriter(); writer.Format = BarcodeFormat.QR_CODE; writer.Options.Hints.Add(EncodeHintType.CHARACTER_SET, "UTF-8");//编码问题 writer.Options.Hints.Add( EncodeHintType.ERROR_CORRECTION, ZXing.QrCode.Internal.ErrorCorrectionLevel.H ); const int codeSizeInPixels = 250; //设置图片长宽 writer.Options.Height = writer.Options.Width = codeSizeInPixels; writer.Options.Margin = 0;//设置边框 ZXing.Common.BitMatrix bm = writer.Encode(msg); Bitmap img = writer.Write(bm); return img; }
标签:二维码
原文地址:http://blog.51cto.com/lixia/2056391