' Copyright (c) 2021 ActivePDF, Inc.
' ActivePDF Server 2013
' Example generated 04/14/21
Imports System
' Make sure to add the ActivePDF product .NET DLL(s) to your application.
' .NET DLL(s) are typically found in the products 'bin' folder.
Public Class Examples
Sub Example()
Dim strPath As String, results As ServerDK.Results.ServerResult
strPath = AppDomain.CurrentDomain.BaseDirectory
' Instantiate Object
Dim oSVR As APServer.Server = New APServer.Server()
' Set the quality options for the created PDF
' For custom settings to take effect set the configuration to custom
oSVR.PredefinedSetting = ADK.PostScript.PredefinedConfiguration.Custom
' Specifies if ASCII85 encoding should be applied to binary streams
oSVR.ASCIIEncode = true
' Automatically control the page orientation based on text flow
oSVR.AutoRotate = true
' Specifies if CMYK colors should be converted to RGB
oSVR.ConvertCMYKToRGB = true
' Set the DPI for the created PDF
oSVR.Resolution = 300.0
' Set whether existing halftone settings should be preserved
oSVR.PreserveHalftone = ADK.PostScript.PreserveSettingOption.Preserve
' Set whether existing overprint settings should be preserved
oSVR.PreserveOverprint = ADK.PostScript.PreserveSettingOption.Preserve
' Set how transfer functions from the input file are handled
oSVR.PreserveTransferFunction = ADK.PostScript.PreserveTransferSettings.Preserve
' Set whether the UCRandBGInfo, from the input file, should be preserved
oSVR.UCRandBGInfo = ADK.PostScript.PreserveSettingOption.Preserve
' Color Image Quality Settings
oSVR.ColorImageDownsampleThreshold = 1
oSVR.ColorImageDownsampleType = ADK.PostScript.Images.DownsampleOption.None
oSVR.ColorImageFilter = ADK.PostScript.Images.CompressionOption.FlateEncode
oSVR.ColorImageResolution = 72
' Gray Image Quality Settings
oSVR.GrayImageDownsampleThreshold = 1
oSVR.GrayImageDownsampleType = ADK.PostScript.Images.DownsampleOption.None
oSVR.GrayImageFilter = ADK.PostScript.Images.CompressionOption.FlateEncode
oSVR.GrayImageResolution = 72
' Monochrome Image Quality Settings
oSVR.MonoImageDownsampleThreshold = 1
oSVR.MonoImageDownsampleType = ADK.PostScript.Images.DownsampleOption.None
oSVR.MonoImageFilter = ADK.PostScript.Images.MonochromeCompression.FlateEncode
oSVR.MonoImageResolution = 72
' Path and filename of output
oSVR.OutputDirectory = strPath
oSVR.NewDocumentName = "quality.pdf"
' Start the print job
results = oSVR.BeginPrintToPDF()
If results.ServerStatus <> ServerDK.Results.ServerStatus.Success Then
ErrorHandler("BeginPrintToPDF", results, results.ServerStatus.ToString())
End If
' Here is where you can print to activePDF Server to create
' a PDF from any print job, set your application to print to
' a static activePDF Server printer or call oSVR.NewPrinterName
' to dynamically create a new printer on the fly
' This example simply calls oSVR.TestPrintToPDF for testing purposes
results = oSVR.TestPrintToPDF("Hello World!")
If results.ServerStatus <> ServerDK.Results.ServerStatus.Success Then
ErrorHandler("TestPrintToPDF", results, results.ServerStatus.ToString())
End If
' Wait(seconds) for job to complete
results = oSVR.EndPrintToPDF(30)
If results.ServerStatus <> ServerDK.Results.ServerStatus.Success Then
ErrorHandler("EndPrintToPDF", results, results.ServerStatus.ToString())
End If
' Release Object
oSVR = Nothing
' Process Complete
WriteResults("Done!")
End Sub
' Error Handling
Sub ErrorHandler(ByVal strMethod As String, ByVal results As ADK.Results.Result, ByVal errorStatus As String)
WriteResults("Error with " + strMethod)
WriteResults(errorStatus)
WriteResults(results.Details)
If results.Origin.Function <> strMethod Then
WriteResults(results.Origin.Class + "." + results.Origin.Function)
End If
If Not results.ResultException Is Nothing Then
' To view the stack trace on an exception uncomment the line below
'WriteResults(results.ResultException.StackTrace)
End If
Environment.Exit(1)
End Sub
' Write output data
Sub WriteResults(content As String)
' Choose where to write out results
' Debug output
'System.Diagnostics.Debug.WriteLine("ActivePDF: * " + content)
' Console
Console.WriteLine(content)
' Log file
'Using tw = New System.IO.StreamWriter(AppDomain.CurrentDomain.BaseDirectory & "application.log", True)
' tw.WriteLine("[" + DateTime.Now.ToString("MM/dd/yyyy HH:mm:ss") + "]: => " + content)
'End Using
End Sub
End Class
