Vfr/reader when to read a page

Posted by juliet on Stack Overflow See other posts from Stack Overflow or by juliet
Published on 2012-07-05T02:36:07Z Indexed on 2012/07/05 3:15 UTC
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I downloaded vfr reader soure code on github.

I am reading it, I found

  1. when need show a page of PDF, it will call showdocument method
  2. in showdocument method, it will new a readercontentview
  3. in readercontentview it will new a readercontentpage which has a citiedlayer delegate method called drawlayer:incontext

I don't understand when and how to call this method, because there is no update for the readercontentview.

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