Circle -- the class of a circle in a 2D space

Methods that use an object of class Circle :

• pgfObject(Circle,HashTable) -- create the string describing a circle in pgf
• pictureZone(Circle) -- find the zone that contains the circle
• svgObject(Circle,HashTable) -- create the string describing a circle in SVG

For the programmer

The object Circle is a type, with ancestor classes GraphicPrimitive < BasicList < Thing.