DrawingContext.PushOpacity Method (Double, AnimationClock)

Pushes the specified opacity setting onto the drawing context and applies the specified animation clock.

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

abstract PushOpacity : 
        opacity:float * 
        opacityAnimations:AnimationClock -> unit

Parameters

opacity
Type: System.Double

The opacity factor to apply to subsequent drawing commands. This factor is cumulative with previous PushOpacity operations.

opacityAnimations
Type: System.Windows.Media.Animation.AnimationClock

The clock with which to animate the opacity value, or a null reference (Nothing in Visual Basic) for no animation. This clock must be created from an AnimationTimeline that can animate Double values.

The opacity is blended into all subsequent drawing commands until it is removed by the Pop command.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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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