DrawingContext.DrawRectangle Method (Brush, Pen, Rect)
Assembly: PresentationCore (in PresentationCore.dll)
The brush with which to fill the rectangle. This is optional, and can be null. If the brush is null, no fill is drawn.
The pen with which to stroke the rectangle. This is optional, and can be null. If the pen is null, no stroke is drawn.
The rectangle to draw.
The brush and the pen can both be null. If the brush is null, then no fill is performed. If the pen is null, then no stoke is performed. If both the pen and the brush are null, then the drawing is not visible.
Available since 3.0