public static void Run()
{
// ExStart:ZoomToPageContents
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_AsposePdf_Pages();
// Load source PDF file
Document doc = new Document(dataDir + "input.pdf");
// Get rectangular region of first page of PDF
Aspose.Pdf.Rectangle rect = doc.Pages[1].Rect;
// Instantiate PdfPageEditor instance
PdfPageEditor ppe = new PdfPageEditor();
// Bind source PDF
ppe.BindPdf(dataDir + "input.pdf");
// Set zoom coefficient
ppe.Zoom = (float)(rect.Width / rect.Height);
// Update page size
ppe.PageSize = new Aspose.Pdf.PageSize((float)rect.Height, (float)rect.Width);
dataDir = dataDir + "ZoomToPageContents_out.pdf";
// Save output file
doc.Save(dataDir);
// ExEnd:ZoomToPageContents
System.Console.WriteLine("\nZoom to page contents applied successfully.\nFile saved at " + dataDir);
}
}