Add XML comments to all public members (#561)

QRCoder/ASCIIQRCode.cs

@@ -5,6 +5,9 @@
 
 namespace QRCoder
 {
+    /// <summary>
+    /// Represents an ASCII-style QR code generator that provides functionality to render QR codes as textual representations.
+    /// </summary>
     public class AsciiQRCode : AbstractQRCode, IDisposable
     {
         /// <summary>
@@ -124,6 +127,9 @@ public string GetGraphicSmall(bool drawQuietZones = true, bool invert = false, s
     }
 
 
+    /// <summary>
+    /// Provides static methods for generating ASCII-style QR codes.
+    /// </summary>
     public static class AsciiQRCodeHelper
     {
         public static string GetQRCode(string plainText, int pixelsPerModule, string darkColorString, string whiteSpaceString, ECCLevel eccLevel, bool forceUtf8 = false, bool utf8BOM = false, EciMode eciMode = EciMode.Default, int requestedVersion = -1, string endOfLine = "\n", bool drawQuietZones = true)

QRCoder/AbstractQRCode.cs

@@ -1,29 +1,47 @@
 namespace QRCoder
 {
+    /// <summary>
+    /// Abstract base class for generating QR codes. 
+    /// Derived classes typically render a QR code into a specific format (png, System.Drawing.Bitmap, PDF, etc).
+    /// </summary>
     public abstract class AbstractQRCode
     {
+        /// <summary>
+        /// Gets or sets the QRCodeData used to generate the QR code.
+        /// </summary>
         protected QRCodeData QrCodeData { get; set; }
 
+        /// <summary>
+        /// Initializes a new instance of the AbstractQRCode class.
+        /// </summary>
         protected AbstractQRCode() {
             this.QrCodeData = null!;
         }
 
+        /// <summary>
+        /// Initializes a new instance of the AbstractQRCode class with the specified QRCodeData.
+        /// </summary>
+        /// <param name="data">The QRCodeData object generated by QRCodeGenerator.CreateQrCode().</param>
         protected AbstractQRCode(QRCodeData data) {
             this.QrCodeData = data;
         }
 
         /// <summary>
-        /// Set a QRCodeData object that will be used to generate QR code. Used in COM Objects connections
+        /// Sets the QRCodeData object that will be used to generate the QR code. 
+        /// This method is useful for COM objects connections.
         /// </summary>
-        /// <param name="data">Need a QRCodeData object generated by QRCodeGenerator.CreateQrCode()</param>
+        /// <param name="data">The QRCodeData object generated by QRCodeGenerator.CreateQrCode().</param>
         virtual public void SetQRCodeData(QRCodeData data) {
             this.QrCodeData = data;
         }
 
+        /// <summary>
+        /// Disposes the QRCodeData object.
+        /// </summary>
         public void Dispose()
         {
             this.QrCodeData?.Dispose();
             this.QrCodeData = null!;
         }
     }
-}
+}

QRCoder/ArtQRCode.cs

@@ -9,20 +9,24 @@
 // pull request raised to extend library used. 
 namespace QRCoder
 {
+    /// <summary>
+    /// Represents an art-style QR code generator that provides functionality to render QR codes with dots as modules.
+    /// </summary>
 #if NET6_0_OR_GREATER
     [System.Runtime.Versioning.SupportedOSPlatform("windows")]
 #endif
     public class ArtQRCode : AbstractQRCode, IDisposable
     {
         /// <summary>
+        /// Initializes a new instance of the <see cref="ArtQRCode"/> class.
         /// Constructor without params to be used in COM Objects connections
         /// </summary>
         public ArtQRCode() { }
 
         /// <summary>
-        /// Creates new ArtQrCode object
+        /// Initializes a new instance of the <see cref="ArtQRCode"/> class with the specified <see cref="QRCodeData"/>.
         /// </summary>
-        /// <param name="data">QRCodeData generated by the QRCodeGenerator</param>
+        /// <param name="data"><see cref="QRCodeData"/> generated by the <see cref="QRCodeGenerator"/>.</param>
         public ArtQRCode(QRCodeData data) : base(data) { }
 
         /// <summary>
@@ -256,6 +260,9 @@ public enum BackgroundImageStyle
         }
     }
 
+    /// <summary>
+    /// Provides static methods for creating art-style QR codes.
+    /// </summary>
 #if NET6_0_OR_GREATER
     [System.Runtime.Versioning.SupportedOSPlatform("windows")]
 #endif

QRCoder/Base64QRCode.cs

@@ -9,28 +9,58 @@
 
 namespace QRCoder
 {
+    /// <summary>
+    /// Represents a QR code generator that outputs base64-encoded images.
+    /// </summary>
     public class Base64QRCode : AbstractQRCode, IDisposable
     {
         /// <summary>
-        /// Constructor without params to be used in COM Objects connections
+        /// Initializes a new instance of the <see cref="Base64QRCode"/> class.
+        /// Constructor without parameters to be used in COM objects connections.
         /// </summary>
         public Base64QRCode() {
         }
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Base64QRCode"/> class with the specified <see cref="QRCodeData"/>.
+        /// </summary>
+        /// <param name="data"><see cref="QRCodeData"/> generated by the QRCodeGenerator.</param>
         public Base64QRCode(QRCodeData data) : base(data) {
         }
 
+        /// <summary>
+        /// Returns a base64-encoded string that contains the resulting QR code as a PNG image.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <returns>Returns the QR code graphic as a base64-encoded string.</returns>
         public string GetGraphic(int pixelsPerModule)
         {
             return this.GetGraphic(pixelsPerModule, Color.Black, Color.White, true);
         }
 
-
+        /// <summary>
+        /// Returns a base64-encoded string that contains the resulting QR code as an image.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColorHtmlHex">The color of the dark modules in HTML hex format.</param>
+        /// <param name="lightColorHtmlHex">The color of the light modules in HTML hex format.</param>
+        /// <param name="drawQuietZones">Indicates if quiet zones around the QR code should be drawn.</param>
+        /// <param name="imgType">The type of image to generate (PNG, JPEG, GIF).</param>
+        /// <returns>Returns the QR code graphic as a base64-encoded string.</returns>
         public string GetGraphic(int pixelsPerModule, string darkColorHtmlHex, string lightColorHtmlHex, bool drawQuietZones = true, ImageType imgType = ImageType.Png)
         {
             return this.GetGraphic(pixelsPerModule, ColorTranslator.FromHtml(darkColorHtmlHex), ColorTranslator.FromHtml(lightColorHtmlHex), drawQuietZones, imgType);
         }
 
+        /// <summary>
+        /// Returns a base64-encoded string that contains the resulting QR code as an image.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColor">The color of the dark modules.</param>
+        /// <param name="lightColor">The color of the light modules.</param>
+        /// <param name="drawQuietZones">Indicates if quiet zones around the QR code should be drawn.</param>
+        /// <param name="imgType">The type of image to generate (PNG, JPEG, GIF).</param>
+        /// <returns>Returns the QR code graphic as a base64-encoded string.</returns>
         public string GetGraphic(int pixelsPerModule, Color darkColor, Color lightColor, bool drawQuietZones = true, ImageType imgType = ImageType.Png)
         {
             if (imgType == ImageType.Png)
@@ -78,6 +108,18 @@ public string GetGraphic(int pixelsPerModule, Color darkColor, Color lightColor,
         }
 
 #if SYSTEM_DRAWING
+        /// <summary>
+        /// Returns a base64-encoded string that contains the resulting QR code as an image with an embedded icon.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColor">The color of the dark modules.</param>
+        /// <param name="lightColor">The color of the light modules.</param>
+        /// <param name="icon">The icon to embed in the center of the QR code.</param>
+        /// <param name="iconSizePercent">The size of the icon as a percentage of the QR code.</param>
+        /// <param name="iconBorderWidth">The width of the border around the icon.</param>
+        /// <param name="drawQuietZones">Indicates if quiet zones around the QR code should be drawn.</param>
+        /// <param name="imgType">The type of image to generate (PNG, JPEG, GIF).</param>
+        /// <returns>Returns the QR code graphic as a base64-encoded string.</returns>
 #if NET6_0_OR_GREATER
         [System.Runtime.Versioning.SupportedOSPlatform("windows")]
 #endif
@@ -94,6 +136,12 @@ public string GetGraphic(int pixelsPerModule, Color darkColor, Color lightColor,
 #endif
 
 #if SYSTEM_DRAWING
+        /// <summary>
+        /// Converts a bitmap to a base64-encoded string.
+        /// </summary>
+        /// <param name="bmp">The bitmap to convert.</param>
+        /// <param name="imgType">The type of image (PNG, JPEG, GIF).</param>
+        /// <returns>Returns the base64-encoded string representation of the bitmap.</returns>
 #if NET6_0_OR_GREATER
         [System.Runtime.Versioning.SupportedOSPlatform("windows")]
 #endif
@@ -124,23 +172,53 @@ private string BitmapToBase64(Bitmap bmp, ImageType imgType)
         }
 #endif
 
+        /// <summary>
+        /// Specifies the type of image to generate.
+        /// </summary>
         public enum ImageType
         {
 #if NET6_0_OR_GREATER
             [System.Runtime.Versioning.SupportedOSPlatform("windows")]
 #endif
+            /// <summary>
+            /// GIF image format.
+            /// </summary>
             Gif,
 #if NET6_0_OR_GREATER
             [System.Runtime.Versioning.SupportedOSPlatform("windows")]
 #endif
+            /// <summary>
+            /// JPEG image format.
+            /// </summary>
             Jpeg,
+            /// <summary>
+            /// PNG image format.
+            /// </summary>
             Png
         }
 
     }
 
+    /// <summary>
+    /// Provides static methods for creating base64-encoded QR codes.
+    /// </summary>
     public static class Base64QRCodeHelper
     {
+        /// <summary>
+        /// Creates a base64-encoded QR code with a single function call.
+        /// </summary>
+        /// <param name="plainText">The text or payload to be encoded inside the QR code.</param>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColorHtmlHex">The color of the dark modules in HTML hex format.</param>
+        /// <param name="lightColorHtmlHex">The color of the light modules in HTML hex format.</param>
+        /// <param name="eccLevel">The level of error correction data.</param>
+        /// <param name="forceUtf8">Specifies whether the generator should be forced to work in UTF-8 mode.</param>
+        /// <param name="utf8BOM">Specifies whether the byte-order-mark should be used.</param>
+        /// <param name="eciMode">Specifies which ECI mode should be used.</param>
+        /// <param name="requestedVersion">Sets the fixed QR code target version.</param>
+        /// <param name="drawQuietZones">Indicates if quiet zones around the QR code should be drawn.</param>
+        /// <param name="imgType">The type of image to generate (PNG, JPEG, GIF).</param>
+        /// <returns>Returns the QR code graphic as a base64-encoded string.</returns>
         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)
         {
             using (var qrGenerator = new QRCodeGenerator())
@@ -151,4 +229,4 @@ public static string GetQRCode(string plainText, int pixelsPerModule, string dar
     }
 }
 
-#endif
+#endif

QRCoder/BitmapByteQRCode.cs

@@ -6,26 +6,53 @@
 namespace QRCoder
 {
 
+    /// <summary>
+    /// Represents a QR code generator that outputs QR codes as bitmap byte arrays.
+    /// </summary>
     // ReSharper disable once InconsistentNaming
     public class BitmapByteQRCode : AbstractQRCode, IDisposable
     {
         /// <summary>
-        /// Constructor without params to be used in COM Objects connections
+        /// Initializes a new instance of the <see cref="BitmapByteQRCode"/> class.
+        /// Constructor without parameters to be used in COM objects connections.
         /// </summary>
         public BitmapByteQRCode() { }
 
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BitmapByteQRCode"/> class with the specified <see cref="QRCodeData"/>.
+        /// </summary>
+        /// <param name="data"><see cref="QRCodeData"/> generated by the QRCodeGenerator.</param>
         public BitmapByteQRCode(QRCodeData data) : base(data) { }
 
+        /// <summary>
+        /// Returns the QR code graphic as a bitmap byte array.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <returns>Returns the QR code graphic as a bitmap byte array.</returns>
         public byte[] GetGraphic(int pixelsPerModule)
         {
             return GetGraphic(pixelsPerModule, new byte[] { 0x00, 0x00, 0x00 }, new byte[] { 0xFF, 0xFF, 0xFF });
         }
 
+        /// <summary>
+        /// Returns the QR code graphic as a bitmap byte array.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColorHtmlHex">The color of the dark modules in HTML hex format.</param>
+        /// <param name="lightColorHtmlHex">The color of the light modules in HTML hex format.</param>
+        /// <returns>Returns the QR code graphic as a bitmap byte array.</returns>
         public byte[] GetGraphic(int pixelsPerModule, string darkColorHtmlHex, string lightColorHtmlHex)
         {
             return GetGraphic(pixelsPerModule, HexColorToByteArray(darkColorHtmlHex), HexColorToByteArray(lightColorHtmlHex));
         }
 
+        /// <summary>
+        /// Returns the QR code graphic as a bitmap byte array.
+        /// </summary>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColorRgb">The color of the dark modules as an RGB byte array.</param>
+        /// <param name="lightColorRgb">The color of the light modules as an RGB byte array.</param>
+        /// <returns>Returns the QR code graphic as a bitmap byte array.</returns>
         public byte[] GetGraphic(int pixelsPerModule, byte[] darkColorRgb, byte[] lightColorRgb)
         {
             var sideLength = this.QrCodeData.ModuleMatrix.Count * pixelsPerModule;
@@ -76,16 +103,26 @@ public byte[] GetGraphic(int pixelsPerModule, byte[] darkColorRgb, byte[] lightC
             return bmp.ToArray();
         }
 
+        /// <summary>
+        /// Converts a hex color string to a byte array.
+        /// </summary>
+        /// <param name="colorString">The hex color string to convert.</param>
+        /// <returns>Returns the color as a byte array.</returns>
         private byte[] HexColorToByteArray(string colorString)
         {
             if (colorString.StartsWith("#"))
                 colorString = colorString.Substring(1);
             byte[] byteColor = new byte[colorString.Length / 2];
             for (int i = 0; i < byteColor.Length; i++)
-                byteColor[i] = byte.Parse(colorString.Substring(i * 2, 2), System.Globalization.NumberStyles.HexNumber, System.Globalization.CultureInfo.InvariantCulture);            
+                byteColor[i] = byte.Parse(colorString.Substring(i * 2, 2), System.Globalization.NumberStyles.HexNumber, System.Globalization.CultureInfo.InvariantCulture);
             return byteColor;
         }
 
+        /// <summary>
+        /// Converts an integer to a 4-byte array.
+        /// </summary>
+        /// <param name="inp">The integer to convert.</param>
+        /// <returns>Returns the integer as a 4-byte array.</returns>
         private byte[] IntTo4Byte(int inp)
         {
             byte[] bytes = new byte[2];
@@ -99,8 +136,24 @@ private byte[] IntTo4Byte(int inp)
     }
 
 
+    /// <summary>
+    /// Provides helper functions for creating bitmap byte array QR codes.
+    /// </summary>
     public static class BitmapByteQRCodeHelper
     {
+        /// <summary>
+        /// Creates a bitmap byte array QR code with a single function call.
+        /// </summary>
+        /// <param name="plainText">The text or payload to be encoded inside the QR code.</param>
+        /// <param name="pixelsPerModule">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <param name="darkColorHtmlHex">The color of the dark modules in HTML hex format.</param>
+        /// <param name="lightColorHtmlHex">The color of the light modules in HTML hex format.</param>
+        /// <param name="eccLevel">The level of error correction data.</param>
+        /// <param name="forceUtf8">Specifies whether the generator should be forced to work in UTF-8 mode.</param>
+        /// <param name="utf8BOM">Specifies whether the byte-order-mark should be used.</param>
+        /// <param name="eciMode">Specifies which ECI mode should be used.</param>
+        /// <param name="requestedVersion">Sets the fixed QR code target version.</param>
+        /// <returns>Returns the QR code graphic as a bitmap byte array.</returns>
         public static byte[] GetQRCode(string plainText, int pixelsPerModule, string darkColorHtmlHex,
             string lightColorHtmlHex, ECCLevel eccLevel, bool forceUtf8 = false, bool utf8BOM = false,
             EciMode eciMode = EciMode.Default, int requestedVersion = -1)
@@ -113,6 +166,13 @@ public static byte[] GetQRCode(string plainText, int pixelsPerModule, string dar
                 return qrCode.GetGraphic(pixelsPerModule, darkColorHtmlHex, lightColorHtmlHex);
         }
 
+        /// <summary>
+        /// Creates a bitmap byte array QR code with a single function call.
+        /// </summary>
+        /// <param name="txt">The text or payload to be encoded inside the QR code.</param>
+        /// <param name="eccLevel">The level of error correction data.</param>
+        /// <param name="size">The number of pixels each dark/light module of the QR code will occupy in the final QR code image.</param>
+        /// <returns>Returns the QR code graphic as a bitmap byte array.</returns>
         public static byte[] GetQRCode(string txt, QRCodeGenerator.ECCLevel eccLevel, int size)
         {
             using (var qrGen = new QRCodeGenerator())