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@@ -1,6 +1,7 @@
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using SharpCompress.Common;
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-using Spire.Barcode;
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+//using Spire.Barcode;
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using Spire.Pdf;
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+using Spire.Pdf.Barcode;
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using Spire.Pdf.Graphics;
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using System;
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using System.Collections.Generic;
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@@ -8,6 +9,7 @@ using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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+using ThoughtWorks.QRCode.Codec;
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using static System.Formats.Asn1.AsnWriter;
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namespace Business.Core.Utilities
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@@ -20,9 +22,40 @@ namespace Business.Core.Utilities
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/// <summary>
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/// 生成二维码
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/// </summary>
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- /// <param name="filePath"></param>
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- /// <param name="context"></param>
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- public void GenerateQrCode(string filePath, string context)
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+ /// <param name="context">二维码内容</param>
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+ public Image GenerateQrCode(string context)
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+ {
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+ //使用ThoughtWorks.QRCode.Codec生成二维码
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+ QRCodeEncoder qRCode = new QRCodeEncoder();
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+ qRCode.QRCodeEncodeMode = QRCodeEncoder.ENCODE_MODE.BYTE; //编码方式(注意：BYTE能支持中文，ALPHA_NUMERIC扫描出来的都是数字)
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+ qRCode.QRCodeScale = 2; //大小(值越大生成的二维码图片像素越高)-值越大，二维码图片越大
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+ qRCode.QRCodeVersion = 0; //版本(注意：设置为0主要是防止编码的字符串太长时发生错误)
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+ qRCode.QRCodeErrorCorrect = QRCodeEncoder.ERROR_CORRECTION.M; //错误效验、错误更正(有4个等级)
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+ qRCode.QRCodeBackgroundColor = Color.White; //背景色
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+ qRCode.QRCodeForegroundColor = Color.Black; //前景色
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+ System.Drawing.Bitmap bt = qRCode.Encode(context, Encoding.UTF8);
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+
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+ //bt.Save("二维码文件保存路径");//如果需要保存二维码，则返回文件路径即可
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+ return bt;
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+ }
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+
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+ /// <summary>
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+ /// 生成条形码
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+ /// </summary>
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+ /// <param name="context">条形码内容</param>
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+ public void GenerateBarcode(string context)
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+ {
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+
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+ }
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+
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+ /// <summary>
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+ /// Pdf文档添加二维码
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+ /// </summary>
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+ /// <param name="filePath">文件路径</param>
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+ /// <param name="context">二维码内容</param>
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+ /// <param name="x">x轴偏移量</param>
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+ /// <param name="y">y轴偏移量</param>
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+ public void PdfAddQrCode(string filePath, string context,int x,int y)
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{
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PdfDocument pdf = new PdfDocument();
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//读取文件
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@@ -30,38 +63,53 @@ namespace Business.Core.Utilities
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PdfPageBase pb = pdf.Pages.Add();
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pdf.Pages.Remove(pb);
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- //使用Spire.Barcode的BarcodeSettings和BarcodeGenerator类创建二维码图形
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- Spire.Barcode.BarcodeSettings settings = new BarcodeSettings();
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- settings.Type = BarCodeType.QRCode;
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- settings.Data = context;
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- settings.X = 0.7f;
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- settings.LeftMargin = 0;
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- settings.ShowText = false;
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- settings.AutoResize=true;
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- settings.ShowCheckSumChar = false;
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- settings.QRCodeECL = QRCodeECL.Q;
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- settings.QRCodeDataMode = QRCodeDataMode.Numeric;
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- Spire.Barcode.BarCodeGenerator generator = new BarCodeGenerator(settings);
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- Image image = generator.GenerateImage(new Size(20,20));
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+ //生成二维码
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+ Image image = GenerateQrCode(context);
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- //绘制二维码图形到PDF
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+ //循环每一页，绘制二维码图形到PDF
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PdfImage pdfImage = PdfImage.FromImage(image);
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for (int i = 0; i < pdf.Pages.Count; i++)
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{
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var page = pdf.Pages[i];
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- page.Canvas.DrawImage(pdfImage, page.Size.Width - pdfImage.Width + 9, 0);
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+ //自定义位置
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+ page.Canvas.DrawImage(pdfImage, x, y);
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}
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-
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//保存文档
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pdf.SaveToFile(filePath);
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}
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/// <summary>
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- /// 生成条形码
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+ /// Pdf文档添加条形码
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/// </summary>
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- public void GenerateBarcode()
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- {
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-
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+ /// <param name="filePath">文件路径</param>
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+ /// <param name="context">挑衅码内容</param>
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+ /// <param name="x">x轴偏移量</param>
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+ /// <param name="y">y轴偏移量</param>
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+ public void PdfAddBarcode(string filePath, string context, int x, int y)
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+ {
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+ PdfDocument pdf = new PdfDocument();
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+ //读取文件
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+ pdf.LoadFromFile(filePath);
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+ PdfPageBase pb = pdf.Pages.Add();
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+ pdf.Pages.Remove(pb);
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+ //生成条形码
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+ PdfCode39Barcode pdfCode = new PdfCode39Barcode(context); //构造条形码内容
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+ pdfCode.BarcodeToTextGapHeight = 2f;
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+ pdfCode.TextDisplayLocation = TextLocation.Bottom; //条形码文字位置
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+ pdfCode.BarHeight = 40; //高度
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+ pdfCode.NarrowBarWidth = 0.5f; //宽度比例
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+ pdfCode.TextColor = Color.Black; //文字颜色
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+
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+ //绘制条形码图形到PDF
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+ for (int i = 0; i < pdf.Pages.Count; i++)
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+ {
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+ var page = pdf.Pages[i];
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+ //自定义位置
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+ pdfCode.Draw(page, new Point(x, y));
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+ }
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+ //保存文档
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+ pdf.SaveToFile(filePath);
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}
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+
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}
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}
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