highlightCircle (
        self,
        item,
        color,
        )

deleteItems ( self )

replaceData (
        self,
        x,
        y=None,
        )

getX ( self,  n )

getY ( self,  n )

length ( self )

createItems ( self )

setTag (
        self,
        plot,
        tag,
        )

setDoubleCallback (
        self,
        cb,
        closure,
        )

highlight ( self,  n )

circle (
        self,
        canvas,
        x,
        y,
        color,
        )

setSingleCallback (
        self,
        cb,
        closure,
        )

__init__ (
        self,
        x,
        y=None,
        makeItem=None,
        highlightItem=None,
        itemWidth=None,
        itemHeight=None,
        itemXShift=None,
        itemYShift=None,
        baseColor=None,
        highlightColor=None,
        )