Frequently Asked Questions
We've tried to answer a wide range of frequently asked questions here. If there's something we've missed leave a message on the forum or contact us directly. The FAQ is broken into a Sales, Technical and Sample Code section to make browsing easier.
Sales
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Where can I buy Quick PDF Library?
Quick PDF Library can be purchased online through our online store or through one of our resellers.
I just downloaded Quick PDF Library to evaluate. Where can I find the trial license key?
How to get discount when upgrading from iSEDQuickPDF to Quick PDF LIbrary
Technical
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Where is the Quick PDF Library forum located?
The Quick PDF Library forum is located at http://www.quickpdf.org/forum/.
Create duplicate checkbox form fields with different export values
Unit QuickPDF0724 was compiled with a different version of Printers.TPrinter
I digitally signed a PDF, but I can’t see the signature in the document?
I want to use Quick PDF Library with VFP9 (VISUAL FOX PRO 9.0), is this possible?
Removing blank pages when using AddImageFromFile and Multipage TIFF
how to add a header comprising of a logo and a passed text to each page of an existing pdf file
Can Quick PDF Library print PDF forms that use XFA form fields?
How can I programatically find out if text is inverted or rotated?
Can Quick PDF Library print existing PDF files to an installed printer?
How can I set an optional content group to behave as radio buttons?
Can I create linearized PDF (fast web view) files with Quick PDF Library?
I have to open a file, make changes and save it as new or same file?
How can I get text in a text block and its bounding rectangle?
Do you have problems with missing text, images and shapes or inverted and backwards text?
How do I arrange pages after extracting them with the ExtractFilePages function?
What is the default measurement unit for the drawing functions?
How do I use the ActiveX edition of Quick PDF Library with Delphi?
Why can’t Direct Access and standard functions be used together?
Preview, fill and print tax PDF forms created in Adobe LiveCycle
Compatible within 64-bit environment if the project is target to an x86
Create a single multipage TIFF from a multipage (scanned) PDF file
Does Quick PDF support adding Chinese characters into PDF files?
What functions can I use to add a link to an external video?
Add Form Field for Digitial Signature to Existing PDF on Last Page
Developing application with Visual Studio 2005. What operating systems are supported?
Capture a page from a document and draw it onto another page
Check DPI of image in PDF and adjust resolution if it is greater than 150 DPI
Create internal links from the PDF TOC to the start of the relevant chapter
Extract Text from PDF / create new PDF from extract information
Is there a way to use a background color other than white when rendering a PDF?
Is it possible to save PDF content to a XML File using Quick PDF?
The device context returned from the GetCanvasDC does not respond to GetDeviceCaps queries?
What is the difference between Layers and Optional Content Groups (OCGs) in Quick PDF Library?
Does Quick PDF Library output to PDF/X1a-2001 and PDF/X3-2002?
When drawing text from a Windows device context DC how is the text handled?
Why has the named changed from iSEDQuickPDF to Quick PDF Library?
How to set the Font Size and Type in a Drop-Down Form Field?
Signature date/time are from the clock on the signer’s computer
Is it Possible to merge multiple tif files to one tif file with your library?
SetOrigin( 1 ) is sometimes bottom left instead of top left. Why and how can I know in advance?
Is it possible to get CMYK or spot colour separations from the PDF as tifs?
How are Unicode characters handled with the ActiveX, DLL and Delphi editions of the library?
Must I re-compile after I upgrade Quick PDF Library’s ActiveX component?
PNG image in PDF has PNG prediction with differing /BitsPerComponent
How can I specify which font I want to use when creating tables in a PDF?
Setting Magnification to “Fit Visible” using SetOpenActionDestination
How can I detect PDFs that have text-searchable content vs. image-only PDFs?
Is it possible to OCR an existing PDF without changing the image content?
Can I use the MergeFileList function with one or more encrypted files?
How do I initiate the Delphi Edition of Quick PDF Library when using a Delphi IDE?
How can I change the Tiff compression when exporting from PDF?
How do I get the width and height of text that’s already in a PDF?
Problem with setting multiple copies with SetupCustomPrinter
Do I need Adobe Reader or Adobe Acrobat installed to use your PDF SDK?
How do I mimic the Adobe zoom options: Actual Size, Fit Page, Fit Width, Fit Visible ?
Does QuickPDF support use of digital certificates in Windows CAPI store?
Is it possible to extract text from a page area with QuickPDF?
NewPages function doesn’t work as described inthe Reference Guide
How can I get a bounding box (coordinates) for a text object?
Why is there a 255 character limit for JavaScript strings in the FormFieldJavaScriptAction function?
Cannot Get An Instance to PDFLibrary Instantiated Using Vb.net (ASP.NET)
Does quickpdf library support searching and highlighting japanese texts in a pdf file?
What paper size values can be used with the SetupCustomPrinter function?
Sample Code
Can I programmatically flatten form fields in a PDF using Quick PDF Library?
Securing PDFs to either prevent editing or warn that have been edited
Extract text from PDF without using GetPageText or other extraction functions
How to view a PDF in my Delphi application using DARenderPageToStream?
How can I create a background color for a complete document page with Quick PDF?
Add an image to a PDF and preserve the aspect ratio when it’s drawn
Can I add an image to PDF file using Quick PDF Library Lite?
Using Visual Basic and the ActiveX edition of Quick PDF Library
Create multiple pages and set font size and family in VBScript
Create preview thumbnail for each page in a PDF using Visual C++
Rendering page to viewer consolidating differing measuring units?
How to add barcode to each page of the pdf in the single document
How do I apply a digital signature to a PDF using Quick PDF Library?
How can I insert pages from one PDF file to another PDF file?
Multiple drawing of many small PDFs in a new one (imposition)
How do I use an unsigned char* string with the LoadFromString function?
How do I get a list of the available paper trays for the selected printer?


