VisualTreeHelper.GetOpacity Method

Returns the opacity of the Visual.

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

public static double GetOpacity(
	Visual reference
)

Parameters

reference
Type: System.Windows.Media.Visual

The Visual whose opacity value is returned.

Return Value

Type: System.Double
A value of type Double that represents the opacity value of the Visual.

The value of the opacity is expressed as a value between 0 and 1. A value of 0 indicates that the element is completely transparent, while a value of 1 indicates that the element is completely opaque. A value of 0.5 indicates that the element is 50 percent opaque. Values less than 0 are treated as 0, and values greater than 1 are treated as 1.

.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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