PdfViewerCalculateInitialPageNumberFunction typedef

PdfViewerCalculateInitialPageNumberFunction = int? Function(PdfDocument document, PdfViewerController controller)

Function to calculate the initial page number.

If the function returns null, the viewer will show the page of PdfViewer.initialPageNumber.

Implementation

typedef PdfViewerCalculateInitialPageNumberFunction = int? Function(
  PdfDocument document,
  PdfViewerController controller,
);