Left , top , right and bottom indicate the coordinates of the bounding rectangle of the ellipse. Circles are merely ellipses with equal width and height. Note that the bounding rectangle has horizontal and vertical sides. Ellipses with rotated axes cannot be drawn. Draws a filled polygon using the current foreground color.
Points is a vector of real numbers.
The graphics device contents and size are initialized from the windows bitmap file specified by pathname . If a clip rectangle is in effect when this procedure is called, it is necessary to redefine the clip rectangle afterwards. The graphics device contents are saved as a bitmap to the file specified by pathname . The saved bitmap may be incorporated into documents or printed. The graphics device window is moved to the screen position specified by x and y .