Platforms to show: All Mac Windows Linux Cross-Platform
/DynaPDF/Raster/RenderPageToImage variants
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.xojo_binary_project"
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
See also:
The items on this page are in the following plugins: MBS DynaPDF Plugin.