text: use lyon::tessellation::FillOptions;
  
  /// Nodes that support fill tessellation.
  ///
  /// This trait allows the `Drawing` context to automatically provide an implementation of the
  /// following builder methods for all primitives that provide some fill tessellation options.
  pub trait SetFill: Sized {
      /// Provide a mutable reference to the `FillOptions` field.
      fn fill_options_mut(&mut self) -> &mut FillOptions;
  
      /// Specify the whole set of fill tessellation options.
      fn fill_opts(mut self, opts: FillOptions) -> Self {
          *self.fill_options_mut() = opts;
          self
      }
  
      /// Maximum allowed distance to the path when building an approximation.
      fn fill_tolerance(mut self, tolerance: f32) -> Self {
          self.fill_options_mut().tolerance = tolerance;
          self
      }
  
      /// Specify the rule used to determine what is inside and what is outside of the shape.
      ///
      /// Currently, only the `EvenOdd` rule is implemented.
      fn fill_rule(mut self, rule: lyon::tessellation::FillRule) -> Self {
          self.fill_options_mut().fill_rule = rule;
          self
      }
  
      /// Whether to perform a vertical or horizontal traversal of the geometry.
      ///
      /// Default value: `Vertical`.
      fn fill_sweep_orientation(mut self, orientation: lyon::tessellation::Orientation) -> Self {
          self.fill_options_mut().sweep_orientation = orientation;
          self
      }
  
      /// A fast path to avoid some expensive operations if the path is known to not have any
      /// self-intersections.
      ///
      /// Do not set this to `false` if the path may have intersecting edges else the tessellator may
      /// panic or produce incorrect results. In doubt, do not change the default value.
      ///
      /// Default value: `true`.
      fn handle_intersections(mut self, handle: bool) -> Self {
          self.fill_options_mut().handle_intersections = handle;
          self
      }
  }
  
  impl SetFill for Option<FillOptions> {
      fn fill_options_mut(&mut self) -> &mut FillOptions {
          self.get_or_insert_with(Default::default)
      }
  }
  