The X coordinate of the rectangle, relative to the current object's location.
The Y coordinate of the rectangle, relative to the current object's location.
The width of the rectangle.
The height of the rectangle.
Initializes a new instance of the RenderRoundRectangle class, assigning the location and the size of the rectangle. The dimensions of the ellipse used to draw the rounded corners are set to 5% of the corresponding rectangle's dimensions.