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Gets or sets a Variant value that represents a percentage (between 10 and 400 percent) by which Document Solutions for Excel will scale the worksheet for printing.
This property is used when the worksheet is scaled as a percentage. If IsPercentScale returns false, scaling is controlled by FitToPagesWide and FitToPagesTall instead.
int Zoom { get; set; }
Property Zoom As Integer
IPageSetup pageSetup = worksheet.PageSetup;
pageSetup.IsPercentScale = true;
pageSetup.Zoom = 125;
int zoom = pageSetup.Zoom;