DrawImage(WriteableBitmap,Rect,Rect) Method

In This Topic

Draws the specified Windows.UI.Xaml.Media.Imaging.WriteableBitmap object at the specified location, clipping the output to the given clipping rectangle.

Syntax

'Declaration
 
Public Overloads Sub DrawImage( _
   ByVal img As WriteableBitmap, _
   ByVal rc As Rect, _
   ByVal rcClip As Rect _
)

public void DrawImage( 
   WriteableBitmap img,
   Rect rc,
   Rect rcClip
)

img: Windows.UI.Xaml.Media.Imaging.WriteableBitmap object to draw.
rc: Windows.Foundation.Rect structure that specifies the location of the drawn image, in points from the top left corner of the page.
rcClip: Windows.Foundation.Rect structure that specifies a clipping rectangle on the page. No part of the image is drawn outside the clipping rectangle.

Example

The code below shows how you can use the DrawImage method can be used to render any Windows.UI.Xaml.UIElement. The code creates a Windows.UI.Xaml.Media.Imaging.WriteableBitmap from the element, then calls the DrawImage method:

void DrawImage(UIElement e, Rect rc, Rect rcClip)
{
  DrawImage(new WriteableBitmap(e, null), rc, rcClip);
}