vendor: import KillerPDF 1.7.5 source (GPL-3.0) as the base for MMD PDF

2026-08-27 06:58:22 +02:00
commit 532485a830
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+#region PDFsharp - A .NET library for processing PDF
+//
+// Authors:
+//   Klaus Potzesny
+//
+// Copyright (c) 2005-2016 empira Software GmbH, Cologne Area (Germany)
+//
+// http://www.PdfSharp.com
+// http://sourceforge.net/projects/pdfsharp
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included
+// in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
+// DEALINGS IN THE SOFTWARE.
+#endregion
+
+using System;
+using System.ComponentModel;
+
+namespace PdfSharpCore.Drawing.BarCodes
+{
+    /// <summary>
+    /// Represents the base class of all bar codes.
+    /// </summary>
+    public abstract class BarCode : CodeBase
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BarCode"/> class.
+        /// </summary>
+        /// <param name="text"></param>
+        /// <param name="size"></param>
+        /// <param name="direction"></param>
+        public BarCode(string text, XSize size, CodeDirection direction)
+            : base(text, size, direction)
+        {
+            Text = text;
+            Size = size;
+            Direction = direction;
+        }
+
+        /// <summary>
+        /// Creates a bar code from the specified code type.
+        /// </summary>
+        public static BarCode FromType(CodeType type, string text, XSize size, CodeDirection direction)
+        {
+            switch (type)
+            {
+                case CodeType.Code2of5Interleaved:
+                    return new Code2of5Interleaved(text, size, direction);
+
+                case CodeType.Code3of9Standard:
+                    return new Code3of9Standard(text, size, direction);
+
+                default:
+                    throw new InvalidEnumArgumentException("type", (int)type, typeof(CodeType));
+            }
+        }
+
+        /// <summary>
+        /// Creates a bar code from the specified code type.
+        /// </summary>
+        public static BarCode FromType(CodeType type, string text, XSize size)
+        {
+            return FromType(type, text, size, CodeDirection.LeftToRight);
+        }
+
+        /// <summary>
+        /// Creates a bar code from the specified code type.
+        /// </summary>
+        public static BarCode FromType(CodeType type, string text)
+        {
+            return FromType(type, text, XSize.Empty, CodeDirection.LeftToRight);
+        }
+
+        /// <summary>
+        /// Creates a bar code from the specified code type.
+        /// </summary>
+        public static BarCode FromType(CodeType type)
+        {
+            return FromType(type, String.Empty, XSize.Empty, CodeDirection.LeftToRight);
+        }
+
+        /// <summary>
+        /// When overridden in a derived class gets or sets the wide narrow ratio.
+        /// </summary>
+        public virtual double WideNarrowRatio
+        {
+            get { return 0; }
+            set { }
+        }
+
+        /// <summary>
+        /// Gets or sets the location of the text next to the bar code.
+        /// </summary>
+        public TextLocation TextLocation
+        {
+            get { return _textLocation; }
+            set { _textLocation = value; }
+        }
+        TextLocation _textLocation;
+
+        /// <summary>
+        /// Gets or sets the length of the data that defines the bar code.
+        /// </summary>
+        public int DataLength
+        {
+            get { return _dataLength; }
+            set { _dataLength = value; }
+        }
+        int _dataLength;
+
+        /// <summary>
+        /// Gets or sets the optional start character.
+        /// </summary>
+        public char StartChar
+        {
+            get { return _startChar; }
+            set { _startChar = value; }
+        }
+        char _startChar;
+
+        /// <summary>
+        /// Gets or sets the optional end character.
+        /// </summary>
+        public char EndChar
+        {
+            get { return _endChar; }
+            set { _endChar = value; }
+        }
+        char _endChar;
+
+        /// <summary>
+        /// Gets or sets a value indicating whether the turbo bit is to be drawn.
+        /// (A turbo bit is something special to Kern (computer output processing) company (as far as I know))
+        /// </summary>
+        public virtual bool TurboBit
+        {
+            get { return _turboBit; }
+            set { _turboBit = value; }
+        }
+        bool _turboBit;
+
+        internal virtual void InitRendering(BarCodeRenderInfo info)
+        {
+            if (Text == null)
+                throw new InvalidOperationException(BcgSR.BarCodeNotSet);
+
+            if (Size.IsEmpty)
+                throw new InvalidOperationException(BcgSR.EmptyBarCodeSize);
+        }
+
+        /// <summary>
+        /// When defined in a derived class renders the code.
+        /// </summary>
+        protected internal abstract void Render(XGraphics gfx, XBrush brush, XFont font, XPoint position);
+    }
+}