Added .NET6-windows support

Author: codebude

QRCoder/ArtQRCode.cs

@@ -1,4 +1,4 @@
-#if NETFRAMEWORK || NETSTANDARD2_0 || NET5_0
+#if NETFRAMEWORK || NETSTANDARD2_0 || NET5_0 || NET6_0_WINDOWS
 
 using System;
 using System.Drawing;
@@ -9,6 +9,9 @@
 // pull request raised to extend library used. 
 namespace QRCoder
 {
+#if NET6_0_WINDOWS
+    [System.Runtime.Versioning.SupportedOSPlatform("windows")]
+#endif
     public class ArtQRCode : AbstractQRCode, IDisposable
     {
         /// <summary>
@@ -254,6 +257,9 @@ public enum BackgroundImageStyle
         }
     }
 
+#if NET6_0_WINDOWS
+    [System.Runtime.Versioning.SupportedOSPlatform("windows")]
+#endif
     public static class ArtQRCodeHelper
     {
         /// <summary>

QRCoder/Base64QRCode.cs

@@ -1,4 +1,4 @@
-#if NETFRAMEWORK || NETSTANDARD2_0 || NET5_0
+#if NETFRAMEWORK || NETSTANDARD2_0 || NET5_0 || NET6_0_WINDOWS
 using System;
 using System.Drawing;
 using System.Drawing.Imaging;
@@ -8,6 +8,9 @@
 
 namespace QRCoder
 {
+#if NET6_0_WINDOWS
+    [System.Runtime.Versioning.SupportedOSPlatform("windows")]
+#endif
     public class Base64QRCode : AbstractQRCode, IDisposable
     {
         private QRCode qr;
@@ -94,6 +97,9 @@ public enum ImageType
 
     }
 
+#if NET6_0_WINDOWS
+    [System.Runtime.Versioning.SupportedOSPlatform("windows")]
+#endif
     public static class Base64QRCodeHelper
     {
         public static string GetQRCode(string plainText, int pixelsPerModule, string darkColorHtmlHex, string lightColorHtmlHex, ECCLevel eccLevel, bool forceUtf8 = false, bool utf8BOM = false, EciMode eciMode = EciMode.Default, int requestedVersion = -1, bool drawQuietZones = true, ImageType imgType = ImageType.Png)

QRCoder/PdfByteQRCode.cs

@@ -1,4 +1,4 @@
-#if NETFRAMEWORK || NETSTANDARD2_0 || NET5_0
+#if NETFRAMEWORK || NETSTANDARD2_0 || NET5_0 || NET6_0_WINDOWS
 using System;
 using System.Collections.Generic;
 using System.Drawing.Imaging;
@@ -11,6 +11,9 @@
 namespace QRCoder
 {
 
+#if NET6_0_WINDOWS
+    [System.Runtime.Versioning.SupportedOSPlatform("windows")]
+#endif
     // ReSharper disable once InconsistentNaming
     public class PdfByteQRCode : AbstractQRCode, IDisposable
     {
@@ -210,6 +213,9 @@ public byte[] GetGraphic(int pixelsPerModule, string darkColorHtmlHex, string li
         }
     }
 
+#if NET6_0_WINDOWS
+    [System.Runtime.Versioning.SupportedOSPlatform("windows")]
+#endif
     public static class PdfByteQRCodeHelper
     {
         public static byte[] GetQRCode(string plainText, int pixelsPerModule, string darkColorHtmlHex,