CGPDFContentStreamCreateWithStream(_:_:_:)
Creates a PDF content stream object from an existing PDF content stream object.
Declaration
func CGPDFContentStreamCreateWithStream(_ stream: CGPDFStreamRef, _ streamResources: CGPDFDictionaryRef, _ parent: CGPDFContentStreamRef) -> CGPDFContentStreamRefParameters
- stream:
The PDF stream you want to create a content stream from.
- streamResources:
A PDF dictionary that contains the resources associated with the stream you want to retrieve.
- parent:
The content stream of the page on which
streamappears. Supply theparentparameter when you create a content stream that’s used within a page.
Return Value
A PDF content stream object created from the stream parameter. In Objective-C, you’re responsible for releasing this object by calling the CGPDFContentStreamRelease(_:) function.
Discussion
You can use this function to get access to the contents of a form, pattern, Type3 font, or any PDF stream.