ShippingLabels.cs
// 完毕：
using System;
using System.IO;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
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
{
// 此示例打印一组包含一些条形码的运输标签。
// 另请注意使用制表位来垂直对齐数据。
public class ShippingLabels
{
// 客户信息。此示例为每位客户打印一个运输标签。
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;
}
}
// 客户群。
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("", "", "", ""),
};
// 主要示例驱动程序。
public int CreatePDF(Stream stream)
{
var doc = new GcPdfDocument();
Init(doc);
// 循环客户端，每页最多打印 4 个标签：
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));
}
// 完毕：
doc.Save(stream);
Term();
return doc.Pages.Count;
}
// 用于呈现标签的 consts 和 vars：
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;
// 用于渲染标签的初始化变量：
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", "segoeui.ttf"));
_fontBold = GCTEXT.Font.FromFile(Path.Combine("Resources", "Fonts", "segoeuib.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 List<TabStop>() { new TabStop(24, TabStopAlignment.Leading), new TabStop(108, TabStopAlignment.Leading) };
_tsFrom = new List<TabStop>() { new TabStop(12, TabStopAlignment.Leading), new TabStop(72, TabStopAlignment.Leading) };
_tsCodes = new List<TabStop>() { 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)
{
// 用于随机化一些样本数据：
var rnd = Common.Util.NewRandom();
// 托运人/发件人数据示例：
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;
// 标头
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);
// 从
var hFrom = hHeader;
var rFrom = new RectangleF(bounds.X, rHeader.Bottom, bounds.Width, hFrom);
tl.Clear();
tl.TabStops = _tsFrom;
tl.Append($"\tFrom:\t{sender.name}\n\t\t{sender.addr}\n\t\t{sender.city}, {sender.country} {sender.zip}");
tl.MaxHeight = rFrom.Height;
tl.MaxWidth = rFrom.Width;
tl.PerformLayout(true);
g.DrawTextLayout(tl, rFrom.Location);
// 到
var hTo = bounds.Height / 2 / 3;
var rTo = new RectangleF(bounds.X, rFrom.Bottom, bounds.Width, hTo);
tl.Clear();
tl.TabStops = _tsFrom;
tl.Append($"\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);
// 代码
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));
// 条形码
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);
// 编写一个较长的“代码”：
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);
// 线路：
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);
}
}
}