添加C#实现

2025-12-27 20:36:56 +08:00
parent a5303d6f3e
commit ce394c0646
21 changed files with 1312 additions and 0 deletions
@@ -0,0 +1,114 @@
+using System;
+using System.Collections.Generic;
+using System.Drawing;
+using System.Drawing.Imaging;
+using ZXing;
+using ZXing.Common;
+using ZXing.QrCode;
+using ZXing.QrCode.Internal;
+using ZXing.Windows.Compatibility;
+
+namespace Com.Lmc.ShuiYin.Two.Utils
+{
+    public class QRCodeUtils
+    {
+        private int width;
+        private int height;
+        private string format;
+        private Dictionary<EncodeHintType, object> paramMap;
+
+        public QRCodeUtils()
+        {
+            this.width = 100;
+            this.height = 100;
+            this.format = "png";
+            this.paramMap = new Dictionary<EncodeHintType, object>();
+            this.paramMap.Add(EncodeHintType.CHARACTER_SET, "UTF-8");
+            this.paramMap.Add(EncodeHintType.ERROR_CORRECTION, ErrorCorrectionLevel.M);
+            this.paramMap.Add(EncodeHintType.MARGIN, 1);
+        }
+
+        public void SetFormat(string format)
+        {
+            this.format = format;
+        }
+
+        public void SetSize(int width, int height)
+        {
+            this.width = width;
+            this.height = height;
+        }
+
+        public void SetParam(EncodeHintType type, object param)
+        {
+            if (paramMap.ContainsKey(type))
+            {
+                paramMap[type] = param;
+            }
+            else
+            {
+                paramMap.Add(type, param);
+            }
+        }
+
+        public void QREncode(string content, string outPutFile)
+        {
+            BarcodeWriter writer = new BarcodeWriter
+            {
+                Format = BarcodeFormat.QR_CODE,
+                Options = new QrCodeEncodingOptions
+                {
+                    Width = this.width,
+                    Height = this.height,
+                    CharacterSet = "UTF-8",
+                    ErrorCorrection = (ErrorCorrectionLevel)paramMap[EncodeHintType.ERROR_CORRECTION],
+                    Margin = (int)paramMap[EncodeHintType.MARGIN]
+                }
+            };
+            
+            using (Bitmap bitmap = writer.Write(content))
+            {
+                ImageFormat imgFormat = ImageFormat.Png;
+                if (format.Equals("jpg", StringComparison.OrdinalIgnoreCase) || format.Equals("jpeg", StringComparison.OrdinalIgnoreCase))
+                    imgFormat = ImageFormat.Jpeg;
+                else if (format.Equals("bmp", StringComparison.OrdinalIgnoreCase))
+                    imgFormat = ImageFormat.Bmp;
+                
+                bitmap.Save(outPutFile, imgFormat);
+            }
+        }
+
+        public Bitmap QREncode(string contents)
+        {
+             BarcodeWriter writer = new BarcodeWriter
+            {
+                Format = BarcodeFormat.QR_CODE,
+                Options = new QrCodeEncodingOptions
+                {
+                    Width = this.width,
+                    Height = this.height,
+                    CharacterSet = "UTF-8",
+                    ErrorCorrection = (ErrorCorrectionLevel)paramMap[EncodeHintType.ERROR_CORRECTION],
+                    Margin = (int)paramMap[EncodeHintType.MARGIN]
+                }
+            };
+            return writer.Write(contents);
+        }
+
+        public string QRReader(string filePath)
+        {
+            using (Bitmap bitmap = (Bitmap)Image.FromFile(filePath))
+            {
+                return QRReader(bitmap);
+            }
+        }
+
+        public string QRReader(Bitmap bitmap)
+        {
+            BarcodeReader reader = new BarcodeReader();
+            // reader.Options.CharacterSet = "UTF-8";
+            Result result = reader.Decode(bitmap);
+            return result?.Text;
+        }
+    }
+}