.. default-domain:: cpp
.. highlight:: cpp
.. namespace:: krpc::services::Drawing

Arc
===


.. class:: Arc

   An arc of a circle. Created using :func:`add_arc`.

   .. function:: std::tuple<double, double, double> center()
   .. function:: void set_center(std::tuple<double, double, double> value)

      Position of the center of the arc.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: std::tuple<double, double, double> normal()
   .. function:: void set_normal(std::tuple<double, double, double> value)

      Normal of the plane of the arc.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: std::tuple<double, double, double> start_direction()
   .. function:: void set_start_direction(std::tuple<double, double, double> value)

      Direction from the center to the start of the arc.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: double angle()
   .. function:: void set_angle(double value)

      Angle of the arc, in radians.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: double radius()
   .. function:: void set_radius(double value)

      Radius of the arc, in meters.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: SpaceCenter::ReferenceFrame reference_frame()
   .. function:: void set_reference_frame(SpaceCenter::ReferenceFrame value)

      Reference frame for the positions of the object.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: bool visible()
   .. function:: void set_visible(bool value)

      Whether the object is visible.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: StdLib::ColorRGB color()
   .. function:: void set_color(StdLib::ColorRGB value)

      The color of the path.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph


      .. note::

         For a path drawn with more than one color, this is the color at its start.

   .. function:: std::vector<StdLib::ColorRGB> colors()
   .. function:: void set_colors(std::vector<StdLib::ColorRGB> value)

      The colors of the path, blended evenly from its start to its end.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph


      .. note::

         Throws an exception if the list is empty or holds more than 8 colors.

   .. function:: float thickness()
   .. function:: void set_thickness(float value)

      The thickness of the path.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: bool start_arrow()
   .. function:: void set_start_arrow(bool value)

      Whether an arrow head is drawn at the start.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: bool end_arrow()
   .. function:: void set_end_arrow(bool value)

      Whether an arrow head is drawn at the end.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: float arrow_size()
   .. function:: void set_arrow_size(float value)

      The size of the arrow heads, relative to the thickness.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: bool dashed()
   .. function:: void set_dashed(bool value)

      Whether the path is drawn as a dashed line.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: std::string label()
   .. function:: void set_label(std::string value)

      Text drawn halfway along the path, facing the camera. Empty for no label.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: std::string material()
   .. function:: void set_material(std::string value)

      Material used to render the object.
      Creates the material from a shader with the given name.

      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph

   .. function:: void remove()

      Remove the object.


      :Game Scenes: Flight, Tracking Station, Editor Vab, Editor Sph