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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)

public abstract void PushOpacity(
	double opacity,
	AnimationClock opacityAnimations
)

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 null 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
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