pdf reader is reading only first 2 pages but not all the pages of PDF file in obj c

i have do开发者_开发知识库wnloaded thisExample code its a pdf reader code, its having a pdf of only 2 pages,,now i have changed the pdf with a larger pdf which contains 12 pages and i executed the code but still its displaying first 2 pages,,actually they are calculating no of pages based on the pdf file itself but i dont know y i am not getting all pages which are in the new PDF file

can any buddy help me out,,, can u suggest similar example codes,, thanx in advance

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Try this code: http://www.vfr.org/2011/07/pdf-reader-viewer-v2-0/ , it is an open source PDF viewer for iOS.