def Blend(self, other, p, q):
blended = RectangularPrimitive.Blend(self, other, p, q)
if self.start_angle != self.end_angle \
or other.start_angle != other.end_angle:
blended.start_angle = p * self.start_angle + q * other.start_angle
blended.end_angle = p * self.end_angle + q * other.end_angle
if self.start_angle == self.end_angle:
blended.arc_type = other.arc_type
elif other.start_angle == other.end_angle:
blended.arc_type = self.arc_type
else:
if self.arc_type == other.arc_type:
blended.arc_type = self.arc_type
# The rest of the arc type blends is quite arbitrary
# XXX: are these rules acceptable? Maybe we should blend
# the ellipses as bezier curves if the arc types differ
elif self.arc_type == ArcArc or other.arc_type == ArcArc:
blended.arc_type = ArcArc
elif self.arc_type == ArcChord or other.arc_type == ArcChord:
blended.arc_type = ArcChord
else:
blended.arc_type = ArcPieSlice
return blended
def Blend(self, other, p, q): result = RectangularPrimitive.Blend(self, other, p, q) result.radius1 = p * self.radius1 + q * other.radius1 result.radius2 = p * self.radius2 + q * other.radius2 return result