use crate::*;
impl Content for TransportToolbar<Tui> {
    type Engine = Tui;
    fn content (&self) -> impl Widget<Engine = Tui> {
        lay!(
            self.focus.wrap(self.focused, TransportToolbarFocus::PlayPause, &Styled(
                None,
                match *self.clock.playing.read().unwrap() {
                    Some(TransportState::Rolling)  => "▶ PLAYING",
                    Some(TransportState::Starting) => "READY ...",
                    Some(TransportState::Stopped)  => "⏹ STOPPED",
                    _ => unreachable!(),
                }
            ).min_xy(11, 2).push_x(1)).align_x().fill_x(),

            row!(
                self.focus.wrap(self.focused, TransportToolbarFocus::Bpm, &Outset::X(1u16, {
                    let bpm = self.clock.timebase().bpm.get();
                    row! { "BPM ", format!("{}.{:03}", bpm as usize, (bpm * 1000.0) % 1000.0) }
                })),
                //let quant = self.focus.wrap(self.focused, TransportToolbarFocus::Quant, &Outset::X(1u16, row! {
                    //"QUANT ", ppq_to_name(self.quant as usize)
                //})),
                self.focus.wrap(self.focused, TransportToolbarFocus::Sync, &Outset::X(1u16, row! {
                    "SYNC ",  pulses_to_name(self.clock.sync.get() as usize)
                }))
            ).align_w().fill_x(),

            self.focus.wrap(self.focused, TransportToolbarFocus::Clock, &{
                let time1 = self.clock.current.format_beat();
                let time2 = self.clock.current.usec.format_msu();
                row!("B" ,time1.as_str(), " T", time2.as_str()).outset_x(1)
            }).align_e().fill_x(),

        ).fill_x().bg(Color::Rgb(40, 50, 30))
    }
}
impl TransportToolbarFocus {
    pub fn wrap <'a, W: Widget<Engine = Tui>> (
        self, parent_focus: bool, focus: Self, widget: &'a W
    ) -> impl Widget<Engine = Tui> + 'a {
        let focused   = parent_focus && focus == self;
        let corners   = focused.then_some(CORNERS);
        let highlight = focused.then_some(Background(Color::Rgb(60, 70, 50)));
        lay!(corners, highlight, *widget)
    }
}