Classes
 ClassDescription
 Fill 
 Graphic Abstract, do not instantiate directly Used as a base-class for all the drawing API sub-display objects (Like Fill and Stroke).
 Graphic_bak Abstract, do not instantiate directly Used as a base-class for all the drawing API sub-display objects (Like Fill and Stroke).
 NGon 
 Plane 
 RoundedRectangle 
 Stroke 
 StrokeVertex 
 TriangleFan 
 VertexList