Clear ( self )

Empty ( self )

ReDraw ( self )

SetMatrix ( self,  matrix )

SetScale ( self,  scale )

SetViewMatrix ( self,  matrix )

__del__ ( self )

__init__ ( self,  filename='canvas.off' )

add ( self,  obj )

pnt (
        self,
        p,
        rad=1,
        color="black",
        **cfg,
        )

polyline (
        self,
        p,
        color="black",
        **cfg,
        )

postscript ( self )

text (
        self,
        p,
        **cfg,
        )

xinit ( self )