//// This code is part of Document Solutions for PDF .NET demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System;using System.IO;using System.Drawing;using GrapeCity.Documents.Drawing;using GrapeCity.Documents.Pdf;using GrapeCity.Documents.Text;using GrapeCity.Documents.Barcode;
namespace DsPdfWeb.Demos.Barcodes{    // Renders samples of all barcode symbologies supported by the DsBarcode library.    public class SupportedBarcodes    {        public int CreatePDF(Stream stream)        {            // Simple layout parameters:            const float margin = 72 / 2;            const float pad = 4;            const float gap = 10;            //            var doc = new GcPdfDocument();            Page page;            GcGraphics g;            PointF ip;            // This will add a new page and set the insertion point initial position:            void newPage()            {                page = doc.NewPage();                g = page.Graphics;                ip = new PointF(margin, margin);            }            newPage();            // Text formats for showing barcode names and values:            var tfCaption = new TextFormat()            {                Font = StandardFonts.Times,                FontSize = 12,            };            var tfBarcode = new TextFormat()            {                Font = StandardFonts.Helvetica,                FontSize = 9,            };            // The barcode instance to be used to draw all symbologies,            // here we set up its properties that won't change:            var barcode = new GcBarcode()            {                TextFormat = tfBarcode,                ScaleFactor = 1.5f,            };            barcode.Options.CaptionPosition = BarCodeCaptionPosition.Below;            barcode.Options.SizeOptions.NarrowWideRatio = 0;            // Draw a barcode with the specified symbology (code type) and optional CC-A:            void drawBarcode(CodeType symbology, string value, string cca)            {                // Set up the barcode symbology, value and other properties:                var caption = $"{symbology}:\r\n{value}";                if (string.IsNullOrEmpty(cca))                    barcode.Options.GS1Composite.Type = GS1CompositeType.None;                else                {                    // Composite Component A (CC-A) specified:                    caption += $"\r\nDependent CCA: {cca}";                    barcode.Options.GS1Composite.Type = GS1CompositeType.CCA;                    barcode.Options.GS1Composite.Value = cca;                }                // Not all barcodes support checksums:                barcode.Options.CheckSumEnabled = symbology != CodeType.Code25intlv && symbology != CodeType.Code_2_of_5 && symbology != CodeType.Matrix_2_of_5;                var csize = g.MeasureString(caption, tfCaption);                barcode.CodeType = symbology;                barcode.Text = value;                var size = g.MeasureBarcode(barcode);                size.Height = Math.Max(size.Height, csize.Height);                var border = new RectangleF(ip, new SizeF(page.Size.Width - margin * 2, size.Height + pad * 2));                // Add new pages as needed:                if (ip.Y + border.Height > page.Size.Height - margin)                {                    newPage();                    border = new RectangleF(ip, border.Size);                }                // Draw the barcode:                g.DrawRectangle(border, Color.Gray);                g.DrawString(caption, tfCaption, new PointF(border.Left + pad, border.Top + pad));                g.DrawBarcode(barcode, new RectangleF(border.Right - size.Width - pad, border.Top + pad, size.Width, size.Height));                ip.Y = border.Bottom + gap;            }            // Draw all supported symbologies:            drawBarcode(CodeType.Ansi39, "*DSBARCODE*", null);            drawBarcode(CodeType.Ansi39x, "*DsPdf*", null);            drawBarcode(CodeType.Codabar, "A12041961D", null);            drawBarcode(CodeType.Code25intlv, "1234567890", null); //#2 Interleaved 2 of 5 (ITF)            drawBarcode(CodeType.Code39, "*DSBARCODE*", null);            drawBarcode(CodeType.Code39x, "*DsPdf*", null);            drawBarcode(CodeType.Code49, "DsBarcode+DsPdf", null);            drawBarcode(CodeType.Code93x, "DsBarcode+DsPdf", null);            drawBarcode(CodeType.Code_93, "DSBARCODE", null);            drawBarcode(CodeType.Code_128_A, "DSPDF-2023", null);            drawBarcode(CodeType.Code_128_B, "DsPdf-2023", null);            drawBarcode(CodeType.Code_128_C, "1234567890", null);            drawBarcode(CodeType.Code_128auto, "DsPdf-2023", null);            drawBarcode(CodeType.Code_2_of_5, "1234567890", null);            drawBarcode(CodeType.DataMatrix, "DsBarcode+DsPdf", null);            drawBarcode(CodeType.QRCode, "DsBarcode+DsPdf", null);            drawBarcode(CodeType.EAN_8, "1234567", null);            drawBarcode(CodeType.EAN_13, "469" + "87654" + "3210", null);            drawBarcode(CodeType.EAN128FNC1, "DsBarcode\nDsPdf", null);            drawBarcode(CodeType.IntelligentMail, "00300999999000000001", null);            drawBarcode(CodeType.JapanesePostal, "TOKYO-10CC-09-1978", null);            drawBarcode(CodeType.PostNet, "152063949", null);            drawBarcode(CodeType.RM4SCC, "SE17PB9Z", null);            drawBarcode(CodeType.Matrix_2_of_5, "1234567890", null);            drawBarcode(CodeType.MSI, "1234567890", null);            drawBarcode(CodeType.MicroPDF417, "DsPdf", null);            drawBarcode(CodeType.Pdf417, "DsPdf", null);            drawBarcode(CodeType.RSS14, "1234567890", null);            drawBarcode(CodeType.RSS14Stacked, "1234567890", null);            drawBarcode(CodeType.RSS14Stacked, "1234567890", "12345");            drawBarcode(CodeType.RSS14StackedOmnidirectional, "1234567890", null);            drawBarcode(CodeType.RSS14Truncated, "1234567890", null);            drawBarcode(CodeType.RSSExpanded, "12345678901234", null);            drawBarcode(CodeType.RSSExpandedStacked, "12345678901234", null);            drawBarcode(CodeType.RSSLimited, "1234567890", null);            drawBarcode(CodeType.RSSLimited, "1234567890", "12345");            drawBarcode(CodeType.UCCEAN128, "DsBarcode+DsPdf", null);            drawBarcode(CodeType.UPC_A, "123456789012", null);            drawBarcode(CodeType.UPC_E0, "123456789012", null);            drawBarcode(CodeType.UPC_E1, "123456789012", null);            // Save the PDF:            doc.Save(stream);            return doc.Pages.Count;        }    }}