* </p>
*
* @return the vertical white space before the paragraph
*/
public double getSpaceBefore(){
CTTextParagraphProperties pr = _p.getPPr();
if(pr == null || !pr.isSetSpcBef()) return 0; // TODO fetch from master
CTTextSpacing spc = pr.getSpcBef();
if(spc.isSetSpcPct()) return spc.getSpcPct().getVal()*0.001;
else if (spc.isSetSpcPts()) return -spc.getSpcPts().getVal()*0.01;
else return 0;
}