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