src/swipl-devel/packages/xpce/man/refmanual/md/ellipse.md

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class ellipse {#class-ellipse}

Ellipse shape. It is possible to define a ->texture for the line and a ->fill for the interior. See also class circle.

For consistency with boxes, etc., the ->position of an ellipse is the top-left corner. Use ->center to define the center.

@see class circle

Instance variables {#class-ellipse-instvars}

• ellipse<-fill: colour|{foreground,background}* When not @nil, the interior is filled with the specified bitmap.

  Defaults: @nil

  @see bitmap-status

• ellipse<-shadow: int Amount (pixels) of shadow painted below and right of the ellipse. The default is 0 (zero, no shadow).

rswipl documentation built on June 16, 2026, 5:07 p.m.