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/DynaPDF/Create PDF with Layers

Required plugins for this example: MBS DynaPDF Plugin, MBS Main Plugin

You find this example project in your Plugins Download as a Xojo project file within the examples folder: /DynaPDF/Create PDF with Layers

This example is the version from Wed, 14th Sep 2021.

Project "Create PDF with Layers.xojo_binary_project"
Filetype text
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 dim d as new date dim f as FolderItem = SpecialFolder.Desktop.Child("Create PDF with Layers.pdf") pdf.SetLicenseKey "Lite" // For this example you can use a Lite, Pro or Enterprise License 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, "My first Xojo output" // We want to use top-down coordinates call pdf.SetPageCoords pdf.kpcTopDown // We use three layers in this example dim oc1 as integer = pdf.CreateOCG("Anything", true, true, pdf.koiView) dim oc2 as integer = pdf.CreateOCG("Text and Annotations", true, true, pdf.koiView) dim oc3 as integer = pdf.CreateOCG("Images", true, true, pdf.koiView) call pdf.Append // The main layer controls the visibility of all three layers in this // example. call pdf.BeginLayer(oc1) call pdf.BeginLayer(oc2) call pdf.SetFont("Arial", pdf.kfsRegular, 12.0, true, pdf.kcpUnicode) dim someText as string = "Some text with a link!!!" call pdf.WriteText(50.0, 50.0, someText) dim tw as double = pdf.GetTextWidth(someText) // To reflect the same nesting as the text layer we must // use an OCMD for the annotation because the visibility of the // layer oc2 depends on oc1 at this position. call pdf.SetBorderStyle(pdf.kbsUnderline) call pdf.SetStrokeColor(pdf.kPDF_BLUE) dim annot as integer = pdf.WebLink(50, 51, tw, 12, "") dim ocgs(-1) as integer ocgs.Append oc1 ocgs.Append oc2 dim ocmd as integer = pdf.CreateOCMD(pdf.kovAllOn, ocgs) call pdf.AddObjectToLayer(ocmd, pdf.kooAnnotation, annot) call pdf.EndLayer call pdf.BeginLayer(oc3) dim pic as Picture = LogoMBS(500) dim imagefile as FolderItem = SpecialFolder.Temporary.Child("test.jpg") imagefile.SaveAsJPEG pic call pdf.InsertImageEx(50.0, 70.0, 250.0, 250.0, imagefile, 1) call pdf.EndLayer call pdf.EndLayer call pdf.WriteText(50.0, 300.0, "This text is not part of a layer!") call pdf.EndPage call pdf.CloseFile f.Launch quit End EventHandler
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
Property IgnoreWarnings As Boolean
End Class
End Project

See also:

The items on this page are in the following plugins: MBS DynaPDF Plugin.

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