''
'' This code is part of Document Solutions for PDF demos.
'' Copyright (c) MESCIUS inc. All rights reserved.
''
Imports System.IO
Imports System.Drawing
Imports System.Collections.Generic
Imports GrapeCity.Documents.Drawing
Imports GrapeCity.Documents.Pdf
Imports GrapeCity.Documents.Text
Imports GrapeCity.Documents.Barcode
Imports GCTEXT = GrapeCity.Documents.Text
Imports GCDRAW = GrapeCity.Documents.Drawing
'' 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.
Private Class Client
Public Property Name As String
Public Property Addr As String
Public Property City As String
Public Property Country As String
Sub New(ByVal name_ As String, ByVal addr_ As String, ByVal city_ As String, ByVal country_ As String)
Name = name_
Addr = addr_
City = city_
Country = country_
End Sub
End Class
'' The clients base.
Shared ReadOnly s_clients As New List(Of Client) From
{
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�dim #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")
}
'' Consts and vars used to render the labels:
Const hmargin = 24.0F, vmargin = 36.0F
Dim _labelWidth, _labelHeight As Single
Dim _pBold, _pNorm As GCDRAW.Pen
Dim _fontReg, _fontBold As GCTEXT.Font
Dim _tfSmall, _tfSmallB, _tfLarge As TextFormat
Dim _tsHeader, _tsFrom, _tsCodes As List(Of TabStop)
Dim _logo As GCDRAW.Image
Dim _ia As ImageAlign
Dim bcTop, bcBottom As GcBarcode
'' The main sample driver.
Function CreatePDF(ByVal stream As Stream) As Integer
Dim doc = New GcPdfDocument()
Init(doc)
'' Loop over clients, print up to 4 labels per page:
Dim i = 0
For pg = 0 To ((s_clients.Count + 3) / 4) - 1
Dim page = doc.NewPage()
PrintLabel(s_clients(i), page, New RectangleF(hmargin, vmargin, _labelWidth, _labelHeight))
i += 1
If (i < s_clients.Count) Then
PrintLabel(s_clients(i), page, New RectangleF(hmargin + _labelWidth, vmargin, _labelWidth, _labelHeight))
i += 1
End If
If (i < s_clients.Count) Then
PrintLabel(s_clients(i), page, New RectangleF(hmargin, vmargin + _labelHeight, _labelWidth, _labelHeight))
i += 1
End If
If (i < s_clients.Count) Then
PrintLabel(s_clients(i), page, New RectangleF(hmargin + _labelWidth, vmargin + _labelHeight, _labelWidth, _labelHeight))
i += 1
End If
Next
'' Done:
doc.Save(stream)
Term()
Return doc.Pages.Count
End Function
'' Init variables used to render labels:
Private Sub Init(ByVal doc As GcPdfDocument)
_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() With {.Font = _fontReg, .FontSize = 8}
_tfSmallB = New TextFormat() With {.Font = _fontBold, .FontSize = 8}
_tfLarge = New TextFormat() With {.Font = _fontBold, .FontSize = 14}
_ia = New ImageAlign(ImageAlignHorz.Right, ImageAlignVert.Center, True, True, True, False, False)
_tsHeader = New List(Of TabStop) From {New TabStop(24, TabStopAlignment.Leading), New TabStop(108, TabStopAlignment.Leading)}
_tsFrom = New List(Of TabStop) From {New TabStop(12, TabStopAlignment.Leading), New TabStop(72, TabStopAlignment.Leading)}
_tsCodes = New List(Of TabStop) From {New TabStop(_labelWidth / 8, TabStopAlignment.Center)}
bcTop = New GcBarcode() With {
.TextFormat = _tfSmall,
.CodeType = CodeType.Code_128_B,
.HorizontalAlignment = ImageAlignHorz.Center,
.VerticalAlignment = ImageAlignVert.Center
}
bcTop.Options.CaptionPosition = BarCodeCaptionPosition.Below
bcBottom = New GcBarcode() With {
.TextFormat = _tfSmall,
.CodeType = CodeType.Code_128auto,
.HorizontalAlignment = ImageAlignHorz.Center,
.VerticalAlignment = ImageAlignVert.Center
}
bcBottom.Options.CaptionPosition = BarCodeCaptionPosition.Below
End Sub
Private Sub Term()
_logo.Dispose()
End Sub
Private Sub PrintLabel(ByVal client As Client, ByVal page As Page, ByVal bounds As RectangleF)
'' Used to randomize some sample data:
Dim rnd = Util.NewRandom()
'' Sample shipper/sender data:
Dim shipper = If(rnd.Next(2) = 0, "United Package", "Speedy Express")
Dim sender = New With {
.name = "ACME Inc.", .addr = "1 Main Street", .city = "Metropolis", .country = "USA", .zip = "34567"
}
Dim shuttle = rnd.Next(10000, 15000).ToString()
Dim area = rnd.Next(1, 12).ToString()
Dim tour = rnd.Next(0, 20).ToString()
Dim g = page.Graphics
Dim tl = g.CreateTextLayout()
tl.DefaultFormat.Font = _tfSmall.Font
tl.DefaultFormat.FontSize = _tfSmall.FontSize
tl.LineSpacingScaleFactor = 0.75F
tl.ParagraphAlignment = ParagraphAlignment.Center
'' Header
Dim hHeader = bounds.Height / 2 / 5
Dim rHeader = New RectangleF(bounds.X, bounds.Y, bounds.Width, hHeader)
tl.TabStops = _tsHeader
tl.Append($"{vbTab}{shipper}")
tl.Append($"{vbTab}CMR", _tfSmallB)
tl.Append($"{vbLf}{vbTab}{vbTab}{Util.TimeNow():yyyy-MM-dd}")
tl.MaxHeight = rHeader.Height
tl.MaxWidth = rHeader.Width
tl.PerformLayout(True)
g.DrawTextLayout(tl, rHeader.Location)
Dim rLogo = rHeader
rLogo.Inflate(-5, -5)
g.DrawImage(_logo, rLogo, Nothing, _ia)
'' From
Dim hFrom = hHeader
Dim rFrom = New RectangleF(bounds.X, rHeader.Bottom, bounds.Width, hFrom)
tl.Clear()
tl.TabStops = _tsFrom
tl.Append($"{vbTab}From:{vbTab}{sender.name}{vbLf}{vbTab}{vbTab}{sender.addr}{vbLf}{vbTab}{vbTab}{sender.city}, {sender.country} {sender.zip}")
tl.MaxHeight = rFrom.Height
tl.MaxWidth = rFrom.Width
tl.PerformLayout(True)
g.DrawTextLayout(tl, rFrom.Location)
'' To
Dim hTo = bounds.Height / 2 / 3
Dim rTo = New RectangleF(bounds.X, rFrom.Bottom, bounds.Width, hTo)
tl.Clear()
tl.TabStops = _tsFrom
tl.Append($"{vbTab}To:{vbTab}{client.Name}{vbLf}{vbTab}{vbTab}{client.Addr}{vbLf}{vbTab}{vbTab}{client.City}{vbLf}{vbTab}{vbTab}{client.Country}")
tl.MaxHeight = rTo.Height
tl.MaxWidth = rTo.Width
tl.PerformLayout(True)
g.DrawTextLayout(tl, rTo.Location)
'' Codes
Dim hCodes = bounds.Height / 2 / (15.0F / 4)
Dim rCodes = New RectangleF(bounds.X, rTo.Bottom, bounds.Width, hCodes)
tl.TabStops = _tsCodes
tl.Clear()
tl.AppendLine($"{vbTab}Shuttle")
tl.Append($"{vbTab}{shuttle}", _tfLarge)
tl.MaxHeight = rCodes.Height
tl.MaxWidth = rCodes.Width / 4
tl.PerformLayout(True)
g.DrawTextLayout(tl, rCodes.Location)
tl.Clear()
tl.AppendLine($"{vbTab}Area")
tl.Append($"{vbTab}{area}", _tfLarge)
tl.PerformLayout(True)
g.DrawTextLayout(tl, New PointF(rCodes.X + rCodes.Width / 4, rCodes.Y))
tl.Clear()
tl.AppendLine($"{vbTab}Exception")
tl.Append($"{vbTab} ", _tfLarge)
tl.PerformLayout(True)
g.DrawTextLayout(tl, New PointF(rCodes.X + rCodes.Width / 4 * 2, rCodes.Y))
tl.Clear()
tl.AppendLine($"{vbTab}Tour")
tl.Append($"{vbTab}{tour}", _tfLarge)
tl.PerformLayout(True)
g.DrawTextLayout(tl, New PointF(rCodes.X + rCodes.Width / 4 * 3, rCodes.Y))
'' Barcodes
Dim hBarcodes = bounds.Height / 2
Dim rBcTop = New RectangleF(bounds.X, rCodes.Bottom, bounds.Width, hBarcodes / 2)
Dim rBcBottom = New RectangleF(bounds.X, rBcTop.Bottom, bounds.Width, hBarcodes / 2)
bcTop.Text = client.Country
g.DrawBarcode(bcTop, rBcTop)
'' Make up a longish 'code':
Dim 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)
End Sub
End Class