65     def _arc(self, c, rx, ry, x, y, large_arc):  argument
68             % (c, _ntos(rx), _ntos(ry), large_arc, _ntos(x), _ntos(y))
71     def A(self, rx, ry, x, y, large_arc=0):  argument
72         self._arc("A", rx, ry, x, y, large_arc)
74     def a(self, rx, ry, x, y, large_arc=0):  argument
75         self._arc("a", rx, ry, x, y, large_arc)
116         rx = float(rect.attrib.get("rx", 0))
119         rx = _prefer_non_zero(rx, ry)
120         ry = _prefer_non_zero(ry, rx)
124         self.M(x + rx, y)
125         self.H(x + w - rx)
126         if rx > 0:
127             self.A(rx, ry, x + w, y + ry)
129         if rx > 0:
130             self.A(rx, ry, x + w - rx, y + h)
131         self.H(x + rx)
132         if rx > 0:
133             self.A(rx, ry, x, y + h - ry)
135         if rx > 0:
136             self.A(rx, ry, x + rx, y)
166         rx = float(ellipse.attrib.get("rx"))
171         self.M(cx - rx, cy)
172         self.A(rx, ry, cx + rx, cy, large_arc=1)
173         self.A(rx, ry, cx - rx, cy, large_arc=1)