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/DynaPDF/Raster/RenderPageToImage variants
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/Raster/RenderPageToImage variants
This example is the version from Sun, 21th Oct 2017.
Project "RenderPageToImage variants.rbp"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub NewDocument() dim f as FolderItem = GetOpenFolderItem(FileTypes1.Pdf) if f<>Nil then OpenDocument f end if End EventHandler
EventHandler Sub OpenDocument(item As FolderItem) run item End EventHandler
Sub run(item as FolderItem) dim pdf as new MyDynapdfMBS // your DynaPDF subclass with Error event filled pdf.SetLicenseKey "Pro" // For this example you can use a Pro or Enterprise License call pdf.CreateNewPDF nil call pdf.SetImportFlags(pdf.kifImportAll + pdf.kifImportAsPage) // load CharacterMaps if you want to correctly process asian fonts 'call pdf.SetCMapDir(SpecialFolder.Desktop.Child("CMap"), pdf.klcmRecursive) // init color management // open file call pdf.OpenImportFile(item,0,"") // add page call pdf.Append // import the first page call pdf.ImportPageEx(1,1.0,1.0) call pdf.EndPage 'dim p as DynaPDFPageMBS = pdf.GetPage(1) // try various pixel formats: test pdf, DynaPDFRasterizerMBS.kpxf1Bit, DynaPDFRasterImageMBS.krfDefault, "default-1bit" test pdf, DynaPDFRasterizerMBS.kpxfGray, DynaPDFRasterImageMBS.krfDefault, "default-gray" test pdf, DynaPDFRasterizerMBS.kpxfRGB, DynaPDFRasterImageMBS.krfDefault, "default-rgb" test pdf, DynaPDFRasterizerMBS.kpxfBGR, DynaPDFRasterImageMBS.krfDefault, "default-bgr" test pdf, DynaPDFRasterizerMBS.kpxfRGBA, DynaPDFRasterImageMBS.krfDefault, "default-rgba" test pdf, DynaPDFRasterizerMBS.kpxfBGRA, DynaPDFRasterImageMBS.krfDefault, "default-bgra" test pdf, DynaPDFRasterizerMBS.kpxfABGR, DynaPDFRasterImageMBS.krfDefault, "default-abgr" test pdf, DynaPDFRasterizerMBS.kpxfARGB, DynaPDFRasterImageMBS.krfDefault, "default-argb" test pdf, DynaPDFRasterizerMBS.kpxfGrayA, DynaPDFRasterImageMBS.krfDefault, "default-graya" test pdf, DynaPDFRasterizerMBS.kpxfCMYK, DynaPDFRasterImageMBS.krfDefault, "default-cmyk" test pdf, DynaPDFRasterizerMBS.kpxfCMYKA, DynaPDFRasterImageMBS.krfDefault, "default-cmyka" // try various flags: test pdf, DynaPDFRasterizerMBS.kpxf1Bit, DynaPDFRasterImageMBS.krfRotate180, "rotate180-1bit" test pdf, DynaPDFRasterizerMBS.kpxfGray, DynaPDFRasterImageMBS.krfRotate180, "rotate180-gray" test pdf, DynaPDFRasterizerMBS.kpxfRGB, DynaPDFRasterImageMBS.krfRotate180, "rotate180-rgb" test pdf, DynaPDFRasterizerMBS.kpxfBGR, DynaPDFRasterImageMBS.krfRotate180, "rotate180-bgr" test pdf, DynaPDFRasterizerMBS.kpxfRGBA, DynaPDFRasterImageMBS.krfRotate180, "rotate180-rgba" test pdf, DynaPDFRasterizerMBS.kpxfBGRA, DynaPDFRasterImageMBS.krfRotate180, "rotate180-bgra" test pdf, DynaPDFRasterizerMBS.kpxfABGR, DynaPDFRasterImageMBS.krfRotate180, "rotate180-abgr" test pdf, DynaPDFRasterizerMBS.kpxfARGB, DynaPDFRasterImageMBS.krfRotate180, "rotate180-argb" test pdf, DynaPDFRasterizerMBS.kpxfGrayA, DynaPDFRasterImageMBS.krfRotate180, "rotate180-graya" test pdf, DynaPDFRasterizerMBS.kpxfCMYK, DynaPDFRasterImageMBS.krfRotate180, "rotate180-cmyk" test pdf, DynaPDFRasterizerMBS.kpxfCMYKA, DynaPDFRasterImageMBS.krfRotate180, "rotate180-cmyka" // try various flags: test pdf, DynaPDFRasterizerMBS.kpxf1Bit, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-1bit" test pdf, DynaPDFRasterizerMBS.kpxfGray, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-gray" test pdf, DynaPDFRasterizerMBS.kpxfRGB, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-rgb" test pdf, DynaPDFRasterizerMBS.kpxfBGR, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-bgr" test pdf, DynaPDFRasterizerMBS.kpxfRGBA, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-rgba" test pdf, DynaPDFRasterizerMBS.kpxfBGRA, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-bgra" test pdf, DynaPDFRasterizerMBS.kpxfABGR, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-abgr" test pdf, DynaPDFRasterizerMBS.kpxfARGB, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-argb" test pdf, DynaPDFRasterizerMBS.kpxfGrayA, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-graya" test pdf, DynaPDFRasterizerMBS.kpxfCMYK, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-cmyk" test pdf, DynaPDFRasterizerMBS.kpxfCMYKA, DynaPDFRasterImageMBS.krfDisableAntiAliasing, "noAntiAlias-cmyka" MsgBox "Done" End Sub
Sub test(pdf as MyDynaPDFMBS, PixelFormat as integer, Flags as integer, name as string) dim file as FolderItem = SpecialFolder.Desktop.Child("test-"+name+".tif") call pdf.RenderPageToImage(1, file, 72, 0, 0, Flags, PixelFormat, DynaPDFMBS.kcfFlate, DynaPDFMBS.kifmTIFF) End Sub
End Class
MenuBar MenuBar1
MenuItem FileMenu = "&Ablage"
MenuItem FileQuit = "#App.kFileQuit"
MenuItem EditMenu = "&Bearbeiten"
MenuItem EditUndo = "&Rückgängig"
MenuItem UntitledMenu1 = "-"
MenuItem EditCut = "&Ausschneiden"
MenuItem EditCopy = "&Kopieren"
MenuItem EditPaste = "&Einfügen"
MenuItem EditClear = "#App.kEditClear"
MenuItem UntitledMenu0 = "-"
MenuItem EditSelectAll = "&Alles auswählen"
End MenuBar
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
FileTypes1
Filetype application/pdf
End FileTypes1
Class PicWindow Inherits Window
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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