PDFViewer(ios) - PDFView自适应

PDFViewer/Controller/CPDFViewController.m

@@ -29,6 +29,7 @@
     CPDFDocument *document = [[CPDFDocument alloc] initWithURL:url];
     CPDFView *pdfView = [[CPDFView alloc] initWithFrame:self.view.bounds];
     pdfView.document = document;
+    pdfView.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
     [self.view addSubview:pdfView];
 }