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FlowDocumentScrollViewer.MinZoom Property

 

Gets or sets the minimum allowable Zoom level for the FlowDocumentScrollViewer.

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

public double MinZoom { get; set; }

Property Value

Type: System.Double

The minimum allowable Zoom level for the FlowDocumentScrollViewer, interpreted as a percentage. The default is 80.0 (a minimum zoom of 80%).

Identifier field

MinZoomProperty

Metadata properties set to true

None

The following example shows how to set the MinZoom attribute.

<FlowDocumentScrollViewer
  HorizontalScrollBarVisibility="Auto" 
  VerticalScrollBarVisibility="Auto" 
  IsSelectionEnabled="True" 
  IsToolBarVisible="True" 
  MinZoom="50" MaxZoom="1000"
  Zoom="120" ZoomIncrement="5"
>
  <FlowDocument>
    <Paragraph>
      Flow content...
    </Paragraph>
  </FlowDocument>
</FlowDocumentScrollViewer>

The following example shows how to set the MinZoom property programmatically.

FlowDocumentScrollViewer flowDocScrollViewer = new FlowDocumentScrollViewer();

// Enable content selection.
flowDocScrollViewer.IsSelectionEnabled = true;
// Enable the toolbar.
flowDocScrollViewer.IsToolBarVisible = true;

// Set zoom between 50% and 1000%.
flowDocScrollViewer.MinZoom = 50;
flowDocScrollViewer.MaxZoom = 1000;
// Set the zoom increment to 5%.
flowDocScrollViewer.ZoomIncrement = 5;
// Set the initial zoom to 120%.
flowDocScrollViewer.Zoom = 120;

FlowDocument flowDoc = new FlowDocument(new Paragraph(new Run("Flow content...")));
flowDocScrollViewer.Document = flowDoc;

.NET Framework
Available since 3.0
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