Platforms to show: All Mac Windows Linux Cross-Platform
Required plugins for this example: MBS DynaPDF Plugin
You find this example project in your Plugins Download as a Xojo project file within the examples folder: /DynaPDF/PDF-A/Create PDFA
This example is the version from Wed, 28th Dec 2021.
Project "Create PDFA.xojo_binary_project"
FileTypes
Filetype text
Filetype icc
End FileTypes
MenuBar MenuBar1
MenuItem UntitledMenu1 = ""
MenuItem FileMenu = "&File"
MenuItem FileQuit = "Quit"
MenuItem UntitledMenu5 = ""
MenuItem EditMenu = "&Edit"
MenuItem EditUndo = "&Undo"
MenuItem UntitledMenu0 = "-"
MenuItem EditCut = "Cu&t"
MenuItem EditCopy = "&Copy"
MenuItem EditPaste = "&Paste"
MenuItem EditClear = "Clear"
MenuItem UntitledMenu4 = ""
MenuItem UntitledMenu3 = ""
MenuItem UntitledMenu2 = ""
End MenuBar
Class App Inherits Application
EventHandler Sub Open()
Dim pdf As New MyDynapdfMBS
pdf.SetLicenseKey "Lite" // For this example you can use a Lite, Pro or Enterprise License
// you need DynaPDF Pro + PDF/A extension for fixing imported PDFs and convert to PDF/A.
// now make PDF
dim f as FolderItem = SpecialFolder.Desktop.Child("Create PDFA.pdf")
call pdf.CreateNewPDF f
call pdf.SetDocInfo pdf.kdiSubject, "My first Xojo output"
call pdf.SetDocInfo pdf.kdiProducer, "Xojo test application"
call pdf.SetDocInfo pdf.kdiTitle, "PDF/A Compatibility"
call pdf.setPDFVersion(DynapdfMBS.kpvPDFA_2005)
// set language
call pdf.SetLanguage "en-US"
call pdf.CreateStructureTree
// We want to use top-down coordinates
call pdf.SetPageCoords pdf.kpcTopDown
call pdf.Append
// Just set the trim box to the same value as the media box if no
// better value is known.
dim r as DynaPDFRectMBS = pdf.GetBBox(pdf.kpbMediaBox)
call pdf.SetBBox(pdf.kpbTrimBox, r.Left, r.Bottom, r.Right, r.Top)
// fonts must be in the windows format
// so best copy them from a windows machine
// copy the Tahoma font from Windows to the fonts folder
// the font is embedded
'call pdf.AddFontSearchPath SpecialFolder.Desktop.Child("fonts"),true
'call pdf.SetFont "Tahoma", pdf.kfsItalic, 40.0, true, pdf.kcpUnicode
Call pdf.SetFont "Times", pdf.kfsItalic, 40.0, True, pdf.kcpUnicode
call pdf.SetColorSpace(pdf.kcsDeviceRGB)
dim co as integer = 255
call pdf.SetFillColor(co)
call pdf.WriteFText(pdf.ktaCenter, "A very simple PDF/A compliant PDF file...")
call pdf.EndPage
dim retval as integer = pdf.CheckConformance(pdf.kctPDFA_1b_2005, 0) // pdf.kcoDefault
// add missing output intent
Select case retval
case 1
call pdf.AddOutputIntent(FindFile("sRGB.icc")) // sRGB
case 2
call pdf.AddOutputIntent(FindFile("Generic CMYK Profile.icc")) // CMYK
case 3
call pdf.AddOutputIntent(FindFile("Generic Gray Profile.icc")) // Gray
end Select
call pdf.CloseFile
f.Launch
quit
End EventHandler
Function FindFile(name as string) As FolderItem
// Look for file in parent folders from executable on
dim parent as FolderItem = app.ExecutableFile.Parent
while parent<>Nil
dim file as FolderItem = parent.Child(name)
if file<>Nil and file.Exists then
Return file
end if
parent = parent.Parent
wend
End Function
End Class
Class MyDynaPDFMBS Inherits DynaPDFMBS
EventHandler Function Error(ErrorCode as integer, ErrorMessage as string, ErrorType as integer) As integer
// output all messages on the console:
System.DebugLog str(ErrorCode)+": "+ErrorMessage
// and display dialog:
Dim d as New MessageDialog //declare the MessageDialog object
Dim b as MessageDialogButton //for handling the result
d.icon=MessageDialog.GraphicCaution //display warning icon
d.ActionButton.Caption="Continue"
d.CancelButton.Visible=True //show the Cancel button
// a warning or an error?
if BitAnd(ErrorType, me.kE_WARNING) = me.kE_WARNING then
// if user decided to ignore, we'll ignore
if IgnoreWarnings then Return 0
d.Message="A warning occurred while processing your PDF code."
// we add a third button to display all warnings
d.AlternateActionButton.Caption = "Ignore warnings"
d.AlternateActionButton.Visible = true
else
d.Message="An error occurred while processing your PDF code."
end if
d.Explanation = str(ErrorCode)+": "+ErrorMessage
b=d.ShowModal //display the dialog
Select Case b //determine which button was pressed.
Case d.ActionButton
Return 0 // ignore
Case d.AlternateActionButton
IgnoreWarnings = true
Return 0 // ignore
Case d.CancelButton
Return -1 // stop
End select
End EventHandler
EventHandler Function OnFontNotFound(PDFFontRef as integer, FontName as string, Style as integer, StdFontIndex as integer, IsSymbolFont as boolean) As integer
// Here you could use your own mapping table.
// In this example we replace the font simply with Arial
if (WeightFromStyle(Style) < 500) then
// Only the weights 500 and 700 of Arial are installed
// by default. If you have also light variants then it is
// not required to change the style.
Style = BitwiseAnd(Style, &h0F)
Style = BitwiseOr(Style, kfsRegular)
end if
return ReplaceFont(PDFFontRef, "Arial", Style, true)
End EventHandler
EventHandler Function OnReplaceICCProfile(Type as integer, ColorSpace as integer) As integer
// provide missing ICC Profiles to DynaPDF
// The ICC profiles which should normally be configured by the user.
dim filename as string
Select case type
case me.kictGray
filename = "Generic Gray Profile.icc"
case me.kictRGB
filename = "Generic RGB Profile.icc"
case me.kictCMYK
filename = "Generic CMYK Profile.icc"
case me.kictLab
// not yet needed, but maybe in future
filename = "Generic Lab Profile.icc"
else
break
Return -1 // new type we don't know?
end Select
dim f as FolderItem = FindFile(filename)
if f = nil or not f.Exists then
// file missing?
return -1
end if
dim e as integer = ReplaceICCProfile(ColorSpace, f)
if e < 0 then
// failed
break
end if
// pass along success or failure
Return e
End EventHandler
Function FindFile(name as string) As FolderItem
// Look for file in parent folders from executable on
dim parent as FolderItem = app.ExecutableFile.Parent
while parent<>Nil
dim file as FolderItem = parent.Child(name)
if file<>Nil and file.Exists then
Return file
end if
parent = parent.Parent
wend
End Function
Property IgnoreWarnings As Boolean
End Class
End Project
The items on this page are in the following plugins: MBS DynaPDF Plugin.