def font_size(self) -> Optional[Emu]:
sz_str = self._get_attrib(
'sz', do_recursive_find=self.do_use_defaults_when_null)
if sz_str is not None:
return Emu.from_centripoints(int(sz_str))
if self.do_use_defaults_when_null:
return self._default_font_size
return None
def margin_bottom(self) -> Optional[Emu]:
spc_aft_spc_pts = first_or_none(
self.xml.xpath('a:spcAft[1]/a:spcPts[1]', namespaces=pptx_xml_ns))
if spc_aft_spc_pts is not None:
val = spc_aft_spc_pts.get('val')
if val is not None:
return Emu.from_centripoints(val)
if self.do_use_defaults_when_null:
return self._default_margin_bottom
return None
