GetCacheInvalidationThresholdMinimum Method

RenderOptions.GetCacheInvalidationThresholdMinimum Method

Returns the value of the CacheInvalidationThresholdMinimum attached property for a specified dependency object.

Namespace:  System.Windows.Media
Assembly:  PresentationCore (in PresentationCore.dll)

public static double GetCacheInvalidationThresholdMinimum(
	DependencyObject target


Type: System.Windows.DependencyObject
The dependency object from which to retrieve the value of the CacheInvalidationThresholdMinimum attached property.

Return Value

Type: System.Double
The current value of the CacheInvalidationThresholdMinimum attached property on the specified dependency object.


The specified target is null.

The following example shows how to retrieve the caching hint values for a DrawingBrush.

// Get the caching hint option for the brush.
CachingHint cachingHint = RenderOptions.GetCachingHint(drawingBrush);

if (cachingHint == CachingHint.Cache)
    // Get the minimum and maximum relative sizes for regenerating the tiled brush.
    double minimum = RenderOptions.GetCacheInvalidationThresholdMinimum(drawingBrush);
    double maximum = RenderOptions.GetCacheInvalidationThresholdMaximum(drawingBrush);

    // Perform action based on cache values...

.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.

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