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Packages/Common~/Extensions/ZXing/ZXingQR.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using ZXing;
+using ZXing.QrCode;
+using Cysharp.Threading.Tasks;
+using ZXing.Common;
+namespace BITKit.UX.Components
+{
+    [System.Serializable]
+    public class ZXingQRBuilder : StringComponent
+    {
+        public TranslateSO so;
+        public UXImage image;
+        protected override async void OnSet(string value)
+        {
+            var url = so.Get(value, false);
+            await UniTask.SwitchToMainThread();
+            var tex = GenerateQRImageWithColor(url, 256, 256, Color.black, out var bitMatrix);
+            image.Set(tex);
+        }
+
+        /// <param name="height"></param>
+        Texture2D GenerateQRImageWithColor(string content, int width, int height, Color color, out BitMatrix bitMatrix)
+        {
+            // 编码成color32
+            MultiFormatWriter writer = new MultiFormatWriter();
+            Dictionary<EncodeHintType, object> hints = new Dictionary<EncodeHintType, object>();
+            //设置字符串转换格式，确保字符串信息保持正确
+            hints.Add(EncodeHintType.CHARACTER_SET, "UTF-8");
+            // 设置二维码边缘留白宽度（值越大留白宽度大，二维码就减小）
+            hints.Add(EncodeHintType.MARGIN, 1);
+            hints.Add(EncodeHintType.ERROR_CORRECTION, ZXing.QrCode.Internal.ErrorCorrectionLevel.M);
+            //实例化字符串绘制二维码工具
+            bitMatrix = writer.encode(content, BarcodeFormat.QR_CODE, width, height, hints);
+
+            // 转成texture2d
+            int w = bitMatrix.Width;
+            int h = bitMatrix.Height;
+            Texture2D texture = new Texture2D(w, h);
+            for (int x = 0; x < h; x++)
+            {
+                for (int y = 0; y < w; y++)
+                {
+                    if (bitMatrix[x, y])
+                    {
+                        texture.SetPixel(y, x, color);
+                    }
+                    else
+                    {
+                        texture.SetPixel(y, x, Color.white);
+                    }
+                }
+            }
+            texture.Apply();
+
+            //byte[] bytes = texture.EncodeToPNG();
+            //string path = System.IO.Path.Combine(Application.dataPath, "qr.png");
+            //System.IO.File.WriteAllBytes(path, bytes); 
+            return texture;
+        }
+    }
+}