Gets or sets the x-axis radius for an ellipse that is associated with a path element.
HRESULT value = object.put_r1( v);HRESULT value = object.get_r1(* p);
The x-axis radius for the path's ellipse component.
An attempt is made to modify an object that cannot be changed. For versions earlier than Internet Explorer 10, NO_MODIFICATION_ALLOWED_ERR is returned.
- Scalable Vector Graphics (SVG) 1.1, Appendix C
Build date: 11/17/2013