Search Results for: "Quick PDF Library"
Controlling the precision of numeric values in PDF files
Updated 16 May 2022
Foxit Quick PDF Library includes a function called SetPrecision which allows you to control the precision of numeric values in PDF files.
In a PDF all numeric values are stored as strings. So using a smaller precision would m...
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A PDF can't be compressed like an image can be compressed. "PDF" is more of a container for various elements. So inside a PDF various things such as image data, font data, content data and so on can be compressed, but these have t...
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Programmatically determine the content area of a page in a PDF
Updated 16 May 2022
It's easy to determine the size of a page by using the PageHeight and PageWidth, but it's a little more difficult to determine the rectangular content area of a page. There are functions in the library for returning the text coord...
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Issue with Ricoh printers where PDFs come out in black and white instead of color
Updated 16 May 2022
Foxit Quick PDF Library uses the standard Windows DEVMODE structure for printing which is used by many other programs as well. Unfortunately the printer driver manufacturers don't use the values specified in the DEVMODE structure ...
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No, the Postscript functions in Foxit Quick PDF Library such as DrawPostScriptXObject will only embed existing postscript commands into a PDF. This is mainly done for printers. Most, if not all PDF viewers do not contain any Posts...
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Foxit Quick PDF Library lets you analyze, extract and replace embedded images in PDF files using the extensive image handling functions.
The GetPageImageList function returns an ImageListID which you can use in the GetImageListIte...
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Create links to dial a phone from a PDF link on mobile devices
Updated 16 May 2022
In a recent post titled Dial a Phone from a PDF Link on Mobile Devices on the Acrobat For Legal Professionals blog, it was demonstrated how you can create a web link in a PDF that when clicked on an mobile device would dial t...
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Extract images from PDF files as the appropriate image type
Updated 16 May 2022
Sometimes it's necessary to extract images from PDF files and save them to disk. When this happens you'll most likely want to save the image data back into the image format that it was originally in before it was added to the PDF....
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Sometimes when drawing many paths on a PDF, for example when exporting thousands of lines from a CAD plot to a PDF, the process of drawing the paths can be slow.
The slowness is related to the process of adding the required comman...
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