PdfViewer.ZoomMode Property

Specifies the document zoom mode.

Namespace: DevExpress.XtraPdfViewer

Assembly: DevExpress.XtraPdfViewer.v19.1.dll

Declaration

C#

[DefaultValue(PdfZoomMode.ActualSize)]
public PdfZoomMode ZoomMode { get; set; }

VB.NET

<DefaultValue(PdfZoomMode.ActualSize)>
Public Property ZoomMode As PdfZoomMode

Property Value

Type	Default	Description
PdfZoomMode	**ActualSize**	A PdfZoomMode enumeration value.

Available values:

Name	Description
Custom	The document zoom factor is defined by the PdfViewer.ZoomFactor property value.
ActualSize	Sets the document zoom factor value to 100%.
FitToVisible	The document zoom factor is calculated to fit to the width of the visible content of a page. The region of the visible page content is defined by the bleed box (see section 14.11.2 of the PDF 32000-1:2008 standard). If the bleed box is smaller than the crop box, the FitToWidth and FitToVisible modes provide different results.
FitToWidth	Sets the document zoom factor value to fit to the width of the widest page in a document. If the bleed box is smaller than the crop box, the FitToWidth provides different result from the FitToVisible mode.
PageLevel	Sets the document zoom factor value to fit to the widest or highest page in a document.

Remarks

C#

private void Form1_Load(object sender, EventArgs e)
{
  this.pdfViewer.LoadDocument(@"..\..\Demo.pdf");
  this.pdfViewer.ZoomMode = DevExpress.XtraPdfViewer.PdfZoomMode.FitToWidth;
}

VB.NET

Private Sub Form1_Load(ByVal sender As Object, ByVal e As EventArgs)
    Me.pdfViewer.LoadDocument("..\..\Demo.pdf")
    Me.pdfViewer.ZoomMode = DevExpress.XtraPdfViewer.PdfZoomMode.FitToWidth
End Sub

Related GitHub Examples

The following code snippet (auto-collected from DevExpress Examples) contains a reference to the ZoomMode property.

Note

The algorithm used to collect these code examples remains a work in progress. Accordingly, the links and snippets below may produce inaccurate results. If you encounter an issue with code examples below, please use the feedback form on this page to report the issue.

C#

how-to-determine-the-pdf-content-type-corresponding-to-a-specific-document-point-t128105/CS/GetContentInfoExample/Form1.cs#L18

    this.pdfViewer.LoadDocument(@"..\..\Demo.pdf");
    this.pdfViewer.ZoomMode = DevExpress.XtraPdfViewer.PdfZoomMode.FitToWidth;
}

VB.NET

how-to-determine-the-pdf-content-type-corresponding-to-a-specific-document-point-t128105/VB/GetContentInfoExample/Form1.vb#L20

    Me.pdfViewer.LoadDocument("..\..\Demo.pdf")
    Me.pdfViewer.ZoomMode = DevExpress.XtraPdfViewer.PdfZoomMode.FitToWidth
End Sub