RenderOptions.SetCacheInvalidationThresholdMinimum Method

Reference

Definition

Namespace:: System.Windows.Media

Assembly:: PresentationCore.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Sets the value of the CacheInvalidationThresholdMinimum attached property on a specified dependency object.

public:
 static void SetCacheInvalidationThresholdMinimum(System::Windows::DependencyObject ^ target, double cacheInvalidationThresholdMinimum);

public static void SetCacheInvalidationThresholdMinimum (System.Windows.DependencyObject target, double cacheInvalidationThresholdMinimum);

static member SetCacheInvalidationThresholdMinimum : System.Windows.DependencyObject * double -> unit

Public Shared Sub SetCacheInvalidationThresholdMinimum (target As DependencyObject, cacheInvalidationThresholdMinimum As Double)

Parameters

target: DependencyObject

The dependency object on which to set the value of the CacheInvalidationThresholdMinimum property.

cacheInvalidationThresholdMinimum: Double

The new value to set the property to.

Exceptions

ArgumentNullException

The specified target is null.

Examples

The following example shows how to use the caching hint option for a DrawingBrush.

DrawingBrush drawingBrush = new DrawingBrush();
            
// Set the caching hint option for the brush.
RenderOptions.SetCachingHint(drawingBrush, CachingHint.Cache);

// Set the minimum and maximum relative sizes for regenerating the tiled brush.
// The tiled brush will be regenerated and re-cached when its size is
// 0.5x or 2x of the current cached size.
RenderOptions.SetCacheInvalidationThresholdMinimum(drawingBrush, 0.5);
RenderOptions.SetCacheInvalidationThresholdMaximum(drawingBrush, 2.0);

Dim drawingBrush As New DrawingBrush()

' Set the caching hint option for the brush.
RenderOptions.SetCachingHint(drawingBrush, CachingHint.Cache)

' Set the minimum and maximum relative sizes for regenerating the tiled brush.
' The tiled brush will be regenerated and re-cached when its size is
' 0.5x or 2x of the current cached size.
RenderOptions.SetCacheInvalidationThresholdMinimum(drawingBrush, 0.5)
RenderOptions.SetCacheInvalidationThresholdMaximum(drawingBrush, 2.0)

Remarks

Use this method to set the CacheInvalidationThresholdMinimum attached property in code.

Applies to

Κοινή χρήση μέσω