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HostingRenderTargetBitmap.Render Method

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Renders the UIElement object to the bitmap pointer specified in the constructor.

Namespace:  System.Windows.Interop
Assembly:  System.Windows (in System.Windows.dll)

Syntax

'Declaration
Public Function Render ( _
    visual As UIElement _
) As Nullable(Of Rect)

public Nullable<Rect> Render(
    UIElement visual
)

Parameters

Return Value

Type: System.Nullable<Rect>
The dirty rectangle.

Remarks

All renders are incremental. If the caller wants a full redraw, it must create a new HostingRenderTargetBitmap object.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.