FlowDocumentPageViewer.MaxZoom Property


Gets or sets the maximum allowable Zoom level for the FlowDocumentPageViewer.

Namespace:   System.Windows.Controls
Assembly:  PresentationFramework (in PresentationFramework.dll)

Public Property MaxZoom As Double

Property Value

Type: System.Double

The maximum allowable zoom level for the FlowDocumentPageViewer, interpreted as a percentage. The default is 200.0 (a maximum zoom of 200%).

The default FlowDocumentPageViewer user interface (UI) includes a slider that can be used to adjust the Zoom level. This property specifies the upper-limit value for the slider.

Identifier field


Metadata properties set to true


The following example shows how to use this property.

  MinZoom="50" MaxZoom="1000"
  Zoom="120" ZoomIncrement="5"
      Flow content...
Dim flowDocPageViewer As New FlowDocumentPageViewer()

' Set zoom between 50% and 1000%.
flowDocPageViewer.MinZoom = 50
flowDocPageViewer.MaxZoom = 1000
' Set the zoom increment to 5%.
flowDocPageViewer.ZoomIncrement = 5
' Set the initial zoom to 120%.
flowDocPageViewer.Zoom = 120

Dim flowDoc As New FlowDocument(New Paragraph(New Run("Flow content...")))
flowDocPageViewer.Document = flowDoc

.NET Framework
Available since 3.0
Return to top