//// This code is part of Document Solutions for PDF .NET demos.// Copyright (c) MESCIUS inc. All rights reserved.//using System.IO;using System.Collections.Generic;using System.Drawing;using GrapeCity.Documents.Pdf;using GrapeCity.Documents.Text;using GrapeCity.Documents.Drawing;using GrapeCity.Documents.Barcode;using GCTEXT = GrapeCity.Documents.Text;using GCDRAW = GrapeCity.Documents.Drawing;
namespace DsPdfWeb.Demos{    // This sample prints a set of shipping labels that include some barcodes.    // Note also the use of tab stops to vertically align data.    public class ShippingLabels    {        // Client info. This sample prints one shipping label for each client.        class Client        {            public string Name;            public string Addr;            public string City;            public string Country;            public Client(string name, string addr, string city, string country)            {                Name = name;                Addr = addr;                City = city;                Country = country;            }        }
        // The clients base.        static readonly List<Client> s_clients = new List<Client>()        {            new Client("Simons bistro", "Vinb�ltet 34", "K�benhavn", "Denmark"),            new Client("Richter Supermarkt", "Starenweg 5", "Gen�ve", "Switzerland"),            new Client("Bon app'", "12, rue des Bouchers", "Marseille", "France"),            new Client("Rattlesnake Canyon Grocery", "2817 Milton Dr.", "Albuquerque", "USA"),            new Client("Lehmanns Marktstand", "Magazinweg 7", "Frankfurt a.M.", "Germany"),            new Client("LILA-Supermercado", "Carrera 52 con Ave. Bol�var #65-98 Llano Largo", "Barquisimeto", "Venezuela"),            new Client("Ernst Handel", "Kirchgasse 6", "Graz", "Austria"),            new Client("Pericles Comidas cl�sicas", "Calle Dr. Jorge Cash 321", "M�xico D.F.", "Mexico"),            new Client("Drachenblut Delikatessen", "Walserweg 21", "Aachen", "Germany"),            new Client("Queen Cozinha", "Alameda dos Can�rios, 891", "S�o Paulo", "Brazil"),            new Client("Tortuga Restaurante", "Avda. Azteca 123", "M�xico D.F.", "Mexico"),            new Client("Save-a-lot Markets", "187 Suffolk Ln.", "Boise", "USA"),            new Client("Franchi S.p.A.", "Via Monte Bianco 34", "Torino", "Italy"),            // new Client("", "", "", ""),        };
        // The main sample driver.        public int CreatePDF(Stream stream)        {            var doc = new GcPdfDocument();            Init(doc);
            // Loop over clients, print up to 4 labels per page:            int i = 0;            for (int pg = 0; pg < (s_clients.Count + 3) / 4; ++pg)            {                Page page = doc.NewPage();                PrintLabel(s_clients[i++], page, new RectangleF(hmargin, vmargin, _labelWidth, _labelHeight));                if (i < s_clients.Count)                    PrintLabel(s_clients[i++], page, new RectangleF(hmargin + _labelWidth, vmargin, _labelWidth, _labelHeight));                if (i < s_clients.Count)                    PrintLabel(s_clients[i++], page, new RectangleF(hmargin, vmargin + _labelHeight, _labelWidth, _labelHeight));                if (i < s_clients.Count)                    PrintLabel(s_clients[i++], page, new RectangleF(hmargin + _labelWidth, vmargin + _labelHeight, _labelWidth, _labelHeight));            }            // Done:            doc.Save(stream);            Term();            return doc.Pages.Count;        }
        // Consts and vars used to render the labels:        const float hmargin = 24, vmargin = 36;        float _labelWidth, _labelHeight;        GCDRAW.Pen _pBold, _pNorm;        GCTEXT.Font _fontReg, _fontBold;        TextFormat _tfSmall, _tfSmallB, _tfLarge;        List<TabStop> _tsHeader, _tsFrom, _tsCodes;        GCDRAW.Image _logo;        ImageAlign _ia;        GcBarcode bcTop, bcBottom;
        // Init variables used to render labels:        void Init(GcPdfDocument doc)        {            _labelWidth = (doc.PageSize.Width - hmargin * 2) / 2;            _labelHeight = _labelWidth;            _pBold = new GCDRAW.Pen(Color.Black, 2);            _pNorm = new GCDRAW.Pen(Color.Black, 0.5f);            _logo = GCDRAW.Image.FromFile(Path.Combine("Resources", "ImagesBis", "AcmeLogo-vertical-250px.png"));            _fontReg = GCTEXT.Font.FromFile(Path.Combine("Resources", "Fonts", "NotoSans-Regular.ttf"));            _fontBold = GCTEXT.Font.FromFile(Path.Combine("Resources", "Fonts", "NotoSans-Bold.ttf"));            _tfSmall = new TextFormat() { Font = _fontReg, FontSize = 8 };            _tfSmallB = new TextFormat() { Font = _fontBold, FontSize = 8 };            _tfLarge = new TextFormat() { Font = _fontBold, FontSize = 14 };
            _ia = new ImageAlign(ImageAlignHorz.Right, ImageAlignVert.Center, true, true, true, false, false);            _tsHeader = [new TabStop(24, TabStopAlignment.Leading), new TabStop(108, TabStopAlignment.Leading)];            _tsFrom = [new TabStop(12, TabStopAlignment.Leading), new TabStop(72, TabStopAlignment.Leading)];            _tsCodes = [new TabStop(_labelWidth / 8, TabStopAlignment.Center)];
            bcTop = new GcBarcode() {                TextFormat = _tfSmall,                CodeType = CodeType.Code_128_B,                HorizontalAlignment = ImageAlignHorz.Center,                VerticalAlignment = ImageAlignVert.Center,            };            bcTop.Options.CaptionPosition = BarCodeCaptionPosition.Below;            bcBottom = new GcBarcode()            {                TextFormat = _tfSmall,                CodeType = CodeType.Code_128auto,                HorizontalAlignment = ImageAlignHorz.Center,                VerticalAlignment = ImageAlignVert.Center,            };            bcBottom.Options.CaptionPosition = BarCodeCaptionPosition.Below;        }
        void Term()        {            _logo?.Dispose();            _logo = null;        }
        void PrintLabel(Client client, Page page, RectangleF bounds)        {            // Used to randomize some sample data:            var rnd = Common.Util.NewRandom();
            // Sample shipper/sender data:            var shipper = rnd.Next(2) == 0 ? "United Package" : "Speedy Express";            (string name, string addr, string city, string country, string zip) sender =                (name: "ACME Inc.", addr: "1 Main Street", city: "Metropolis", country: "USA", zip: "34567");            var shuttle = rnd.Next(10000, 15000).ToString();            var area = rnd.Next(1, 12).ToString();            var tour = rnd.Next(0, 20).ToString();
            var g = page.Graphics;
            var tl = g.CreateTextLayout();            tl.DefaultFormat.Font = _tfSmall.Font;            tl.DefaultFormat.FontSize = _tfSmall.FontSize;            tl.LineSpacingScaleFactor = 0.75f;            tl.ParagraphAlignment = ParagraphAlignment.Center;
            // Header            var hHeader = bounds.Height / 2 / 5;            var rHeader = new RectangleF(bounds.X, bounds.Y, bounds.Width, hHeader);            tl.TabStops = _tsHeader;            tl.Append($"\t{shipper}");            tl.Append("\tCMR", _tfSmallB);            tl.Append($"\n\t\t{Common.Util.TimeNow():yyyy-MM-dd}");            tl.MaxHeight = rHeader.Height;            tl.MaxWidth = rHeader.Width;            tl.PerformLayout(true);            g.DrawTextLayout(tl, rHeader.Location);
            var rLogo = rHeader;            rLogo.Inflate(-5, -5);            g.DrawImage(_logo, rLogo,  null, _ia);
            // From            var hFrom = hHeader;            var rFrom = new RectangleF(bounds.X, rHeader.Bottom, bounds.Width, hFrom);            tl.Clear();            tl.TabStops = _tsFrom;            tl.Append($"\tFrom:\t{sender.name}\n\t\t{sender.addr}\n\t\t{sender.city}, {sender.country} {sender.zip}");            tl.MaxHeight = rFrom.Height;            tl.MaxWidth = rFrom.Width;            tl.PerformLayout(true);            g.DrawTextLayout(tl, rFrom.Location);
            // To            var hTo = bounds.Height / 2 / 3;            var rTo = new RectangleF(bounds.X, rFrom.Bottom, bounds.Width, hTo);            tl.Clear();            tl.TabStops = _tsFrom;            tl.Append($"\tTo:\t{client.Name}\n\t\t{client.Addr}\n\t\t{client.City}\n\t\t{client.Country}");            tl.MaxHeight = rTo.Height;            tl.MaxWidth = rTo.Width;            tl.PerformLayout(true);            g.DrawTextLayout(tl, rTo.Location);
            // Codes            var hCodes = bounds.Height / 2 / (15f / 4);            var rCodes = new RectangleF(bounds.X, rTo.Bottom, bounds.Width, hCodes);            tl.TabStops = _tsCodes;            tl.Clear();            tl.AppendLine("\tShuttle");            tl.Append($"\t{shuttle}", _tfLarge);            tl.MaxHeight = rCodes.Height;            tl.MaxWidth = rCodes.Width / 4;            tl.PerformLayout(true);            g.DrawTextLayout(tl, rCodes.Location);
            tl.Clear();            tl.AppendLine("\tArea");            tl.Append($"\t{area}", _tfLarge);            tl.PerformLayout(true);            g.DrawTextLayout(tl, new PointF(rCodes.X + rCodes.Width / 4, rCodes.Y));
            tl.Clear();            tl.AppendLine("\tException");            tl.Append("\t ", _tfLarge);            tl.PerformLayout(true);            g.DrawTextLayout(tl, new PointF(rCodes.X + rCodes.Width / 4 * 2, rCodes.Y));
            tl.Clear();            tl.AppendLine("\tTour");            tl.Append($"\t{tour}", _tfLarge);            tl.PerformLayout(true);            g.DrawTextLayout(tl, new PointF(rCodes.X + rCodes.Width / 4 * 3, rCodes.Y));
            // Barcodes            var hBarcodes = bounds.Height / 2;            var rBcTop = new RectangleF(bounds.X, rCodes.Bottom, bounds.Width, hBarcodes / 2);            var rBcBottom = new RectangleF(bounds.X, rBcTop.Bottom, bounds.Width, hBarcodes / 2);
            bcTop.Text = client.Country;            g.DrawBarcode(bcTop, rBcTop);
            // Make up a longish 'code':            var code = $"{client.Name[0]}{client.Addr[0]}{client.City[0]}{client.Country[0]}".ToUpper();            bcBottom.Text = $"{code}{client.GetHashCode().ToString("X12")}";            g.DrawBarcode(bcBottom, rBcBottom);
            // Lines:            g.DrawLine(rHeader.Left, rHeader.Bottom, rHeader.Right, rHeader.Bottom, _pNorm);            g.DrawLine(rFrom.Left, rFrom.Bottom, rFrom.Right, rFrom.Bottom, _pNorm);            g.DrawLine(rTo.Left, rTo.Bottom, rTo.Right, rTo.Bottom, _pNorm);            g.DrawLine(rCodes.Left, rCodes.Bottom, rCodes.Right, rCodes.Bottom, _pNorm);
            g.DrawLine(rCodes.Left + rCodes.Width / 4, rCodes.Top, rCodes.Left + rCodes.Width / 4, rCodes.Bottom, _pNorm);            g.DrawLine(rCodes.Left + rCodes.Width / 4 * 2, rCodes.Top, rCodes.Left + rCodes.Width / 4 * 2, rCodes.Bottom, _pNorm);            g.DrawLine(rCodes.Left + rCodes.Width / 4 * 3, rCodes.Top, rCodes.Left + rCodes.Width / 4 * 3, rCodes.Bottom, _pNorm);
            g.DrawRectangle(bounds, _pBold);        }    }}