GfxEllipse

Lowlevel graphics 
SYNTAX  GfxEllipse( x1, y1, x2, y2 ) 
RETURNS  NOTHING 
FUNCTION  Draws an ellipse. The center of the ellipse is the center of the bounding rectangle specified by x1, y1, x2, and y2. The ellipse is drawn with the current pen, and its interior is filled with the current brush.
Parameters
NOTE: This is LOWLEVEL graphic function. To learn more about lowlevel graphic functions please read TUTORIAL: Using lowlevel graphics. 
EXAMPLE  GfxEllipse( 10, 10, 200, 100 ); 
SEE ALSO  GfxSelectPen() function , GfxSelectSolidBrush() function 
The GfxEllipse function is used in the following formulas in AFL online library:
See updated/extended version online.