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use std::io; use crate::buffer::Cell; use crate::layout::Rect; #[cfg(feature = "rustbox")] mod rustbox; #[cfg(feature = "rustbox")] pub use self::rustbox::RustboxBackend; #[cfg(feature = "termion")] mod termion; #[cfg(feature = "termion")] pub use self::termion::TermionBackend; #[cfg(feature = "crossterm")] mod crossterm; #[cfg(feature = "crossterm")] pub use self::crossterm::CrosstermBackend; #[cfg(feature = "curses")] mod curses; #[cfg(feature = "curses")] pub use self::curses::CursesBackend; mod test; pub use self::test::TestBackend; pub trait Backend { fn draw<'a, I>(&mut self, content: I) -> Result<(), io::Error> where I: Iterator<Item = (u16, u16, &'a Cell)>; fn hide_cursor(&mut self) -> Result<(), io::Error>; fn show_cursor(&mut self) -> Result<(), io::Error>; fn get_cursor(&mut self) -> Result<(u16, u16), io::Error>; fn set_cursor(&mut self, x: u16, y: u16) -> Result<(), io::Error>; fn clear(&mut self) -> Result<(), io::Error>; fn size(&self) -> Result<Rect, io::Error>; fn flush(&mut self) -> Result<(), io::Error>; }