 This structure is shown below:</DD>
<PRE>typedef struct {
    word    WWF_frac;   /* fractional portion */
    word    WWF_int;    /* integral portion */
} WWFixed;</PRE>
<DT>
</DT><DD>The <CODE>
VCNI_scaleFactor</CODE>
 field in the content is never set directly by the application; instead, it is set with <CODE>
MSG_META_CONTENT_VIEW_SCALE_FACTOR_CHANGED</CODE>
 whenever the view's scale factor changes.</DD>
</DL>
<P>
Messages that set these fields are discussed in <A HREF="#VisContent_8.htm_94321"> Messa