element curve

diagram
type	extension of curveType
properties	content  complex
children	leftControls points rightControls
used by	element  entities
attributes	Name   Type   Use   Default   Fixed   annotation editable xs:boolean optional         documentation If true, then the curve is editable. This means the user will be able to adjust the control points individually. closed xs:boolean optional         documentation If true then the curve is closed. startCap lineCap optional   round      documentation The start line cap style. endCap lineCap optional   round      documentation The end line cap style. penWidth xs:float optional   0      documentation The width of the pen. lineJoin lineJoin optional   round      documentation The line join style. linePattern linePattern optional   solid      documentation The line pattern. penColor color optional   0,0,0      documentation The color of the pen. m11 xs:float optional   1      m12 xs:float optional   0      m21 xs:float optional   0      m22 xs:float optional   1      dx xs:float optional   0      dy xs:float optional   0      brushColor color optional   0,0,0      documentation The color of the brush used to fill the object. layer xs:integer optional         documentation The layer the curve is on.
annotation	documentation A graphical curve.

attribute curve/@layer

type	xs:integer
properties	isRef  0 use  optional
annotation	documentation The layer the curve is on.