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/DynaPDF/Raster/Render Tests/Render Test 2
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/Render Tests/Render Test 2
This example is the version from Sun, 21th Oct 2017.
Project "Render Test 2.xojo_binary_project"
Class App Inherits Application
Const kEditClear = "&Löschen"
Const kFileQuit = "Beenden"
Const kFileQuitShortcut = ""
EventHandler Sub Open()
dim destfolder as FolderItem = SpecialFolder.Desktop.Child("Render Test 2")
destfolder.CreateAsFolder
for i as integer = 1 to 9
Run i,destfolder
next
MsgBox "Render Test 2 done. Please check memory usage."
End EventHandler
Private Sub Run(n as integer, destfolder as FolderItem)
dim pdf as new MyDynapdfMBS
dim f as FolderItem = SpecialFolder.Desktop.Child("dynapdf_help.pdf")
if pdf.CreateNewPDF(nil) then
if pdf.SetImportFlags(pdf.kifImportAll + pdf.kifImportAsPage) then
if pdf.OpenImportFile(f, 0, "")=0 then
if pdf.ImportPDFFile(1, 1.0, 1.0)>0 then
dim PageCount as integer = pdf.GetPageCount
for i as integer = 1 to PageCount
// render page to fit given size and no matrix
dim out as Picture = pdf.RenderPagePicture(i, 1000, 1000, 2, nil)
if out = nil then
break
MsgBox "Error: picture is nil."
quit
end if
dim outfile as FolderItem = destfolder.Child(str(n)+"-"+str(i)+".jpg")
if outfile = nil then
break
MsgBox "Error: folderitem is nil."
quit
end if
out.Save(outfile, out.SaveAsJPEG, out.QualityHigh)
'call outfile.SaveAsJPEGMBS(out, 75)
if DebugBuild then
Return
end if
next
else
break
MsgBox "ImportPDFFile failed."
quit
end if
else
break
MsgBox "OpenImportFile failed."
quit
end if
else
break
MsgBox "SetImportFlags fails."
quit
end if
else
break
MsgBox "CreateNewPDF fails."
quit
end if
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
End Project
See also:
The items on this page are in the following plugins: MBS DynaPDF Plugin.