/// Internal namespace.
pub( crate ) mod private
{
  use crate::*;

  /// Drawing.
  #[ derive( Debug, Clone ) ]
  pub struct Drawing
  {
    pub( crate ) id : Id,
  }

  impl Drawing
  {
    /// Constructor.
    pub fn new() -> Self
    {
      let id = Id::new::< Self >();
      Self
      {
        id,
      }
    }
  }

  impl HasIdInterface for Drawing
  {
    #[ inline ]
    fn id( &self ) -> Id
    {
      self.id
    }
  }

}

/// Draw command.
mod command;
/// Draw queue.
mod queue;
/// Rectangle change.
mod rect_change;
/// Rectangle change.
mod rect_changer;

/// Protected namespace of the module.
pub mod protected
{
  pub use super::
  {
    orphan::*,
    command::orphan::*,
    queue::orphan::*,
    rect_change::orphan::*,
    rect_changer::orphan::*,
  };
}

pub use protected::*;

/// Parented namespace of the module.
pub mod orphan
{
  pub use super::exposed::*;
}

/// Exposed namespace of the module.
pub mod exposed
{
  pub use super::
  {
    prelude::*,
    command::exposed::*,
    queue::exposed::*,
    rect_change::exposed::*,
    rect_changer::exposed::*,
    private::Drawing,
  };
}

pub use exposed::*;

/// Prelude to use essentials: `use my_module::prelude::*`.
pub mod prelude
{
  pub use super::
  {
    command::prelude::*,
    queue::prelude::*,
    rect_change::prelude::*,
    rect_changer::prelude::*,
  };
}