FlowDocumentReader.ZoomIncrement Property


Gets or sets the zoom increment.

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

member ZoomIncrement : float with get, set

Property Value

Type: System.Double

The current zoom increment, interpreted as a percentage. The default is 10.0 (zoom increment of 10%).

The zoom increment is the percentage by which the Zoom level is increased or decreased when the IncreaseZoom or DecreaseZoom commands are executed, respectively.

Default FlowDocumentReader user interface (UI) includes a zoom control that provides buttons for increasing or decreasing the zoom, as well as a slider for adjusting the zoom level. The following figure shows the zoom controls on a FlowDocumentReader with default UI.

FlowDocumentReader content zoom

Identifier field


Metadata properties set to true


The following example shows how to set the ZoomIncrement attribute.

  MinZoom="50" MaxZoom="1000"
  Zoom="120" ZoomIncrement="5"
      Flow content...

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

No code example is currently available or this language may not be supported.

.NET Framework
Available since 3.0
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