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DocumentViewer.IncreaseZoom Method

Zooms in on the document content by one zoom step.

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

public void IncreaseZoom()

The following are the zoom level increments.

   5%   100%   1200%

  10%   125%   1600%

  25%   150%   2000%

  33%   175%   2400%

  50%   200%   3200%

  66%   300%   4000%

  75%   400%   5000%


The maximum zoom value is 5000%. After the maximum zoom level is reached, IncreaseZoom has no more effect.

The CanIncreaseZoom property returns false when the maximum zoom level is reached.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.