The notehead element indicates shapes other than the open and closed ovals associated with note durations.For the enclosed shapes, the default is to be hollow for half notes and longer, and filled otherwise. The filled attribute can be set to change this if needed.If the parentheses attribute is set to yes, the notehead is parenthesized. It is no by default.
<xs:complexType name="notehead"><xs:annotation><xs:documentation>The notehead element indicates shapes other than the open and closed ovals associated with note durations. For the enclosed shapes, the default is to be hollow for half notes and longer, and filled otherwise. The filled attribute can be set to change this if needed. If the parentheses attribute is set to yes, the notehead is parenthesized. It is no by default.</xs:documentation></xs:annotation><xs:simpleContent><xs:extension base="notehead-value"><xs:attribute name="filled" type="yes-no"/><xs:attribute name="parentheses" type="yes-no"/><xs:attributeGroup ref="font"/><xs:attributeGroup ref="color"/></xs:extension></xs:simpleContent></xs:complexType>