rel_svg_arc_to
Description:
public void rel_svg_arc_to (float rx, float ry, float x_axis_rotation, bool large_arc, bool positive_sweep, float x, float y)
  
  Implements arc-to according to the SVG spec.
All coordinates are given relative to the current point.
This is the relative version of [method@Gsk.PathBuilder.svg_arc_to].
Parameters:
| this | 
           a path builder  | 
      
| rx | 
           x radius  | 
      
| ry | 
           y radius  | 
      
| x_axis_rotation | 
           the rotation of the ellipsis  | 
      
| large_arc | 
           whether to add the large arc  | 
      
| positive_sweep | 
           whether to sweep in the positive direction  | 
      
| x | 
           x coordinate of the endpoint  | 
      
| y | 
           y coordinate of the endpoint  |