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/DynaPDF/Rotate PDF Pages
Function:
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/Rotate PDF Pages
This example is the version from Mon, 21th Jun 2020.
Project "Rotate PDF Pages.xojo_binary_project"
FileTypes
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 ti As Integer = Ticks Dim file As FolderItem = FindFile("license.pdf") Dim out As FolderItem = SpecialFolder.Desktop.Child("test.pdf") process file,out ti = Ticks-ti MsgBox Format(ti/60.0, "0.0")+" seconds." 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
Sub Process(file as FolderItem, out as FolderItem) Dim pdf As New MyDynapdfMBS pdf.SetLicenseKey "Lite" // For this example you can use a Lite, Pro or Enterprise License Call pdf.CreateNewPDF(out) call pdf.SetImportFlags BitwiseOr(pdf.kifImportAll, pdf.kifImportAsPage) // open pdf file for importing call pdf.OpenImportFile(file, pdf.kptOpen, "") Call pdf.ImportPDFFile(1) Dim pagecount As Integer = pdf.GetPageCount For i As Integer = 1 To pageCount If pdf.EditPage(i) Then Dim o As Integer = pdf.GetOrientation // rotate to 90° or back If o = 0 Then o = 90 Else o = 0 End If call pdf.SetOrientation(o) Call pdf.EndPage End If Next Call pdf.CloseFile End Sub
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

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

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