tek/crates/tek_sequencer/src/transport_tui.rs

use crate::*;
impl Content for TransportToolbar<Tui> {
    type Engine = Tui;
    fn content (&self) -> impl Widget<Engine = Tui> {
        row!(
            self.focus.wrap(self.focused, TransportToolbarFocus::PlayPause, &Styled(
                match self.playing {
                    Some(TransportState::Stopped)  => Some(GRAY_DIM.bold()),
                    Some(TransportState::Starting) => Some(GRAY_NOT_DIM_BOLD),
                    Some(TransportState::Rolling)  => Some(WHITE_NOT_DIM_BOLD),
                    _ => unreachable!(),
                },
                match self.playing {
                    Some(TransportState::Rolling)  => "▶ PLAYING",
                    Some(TransportState::Starting) => "READY ...",
                    Some(TransportState::Stopped)  => "⏹ STOPPED",
                    _ => unreachable!(),
                }
            ).min_xy(11, 2).push_x(1)),
            self.focus.wrap(self.focused, TransportToolbarFocus::Bpm, &Outset::X(1u16, col! {
                "BPM",   format!("{}.{:03}", self.bpm as usize, (self.bpm * 1000.0) % 1000.0)
            })),
            self.focus.wrap(self.focused, TransportToolbarFocus::Quant, &Outset::X(1u16, col! {
                "QUANT", ppq_to_name(self.quant as usize)
            })),
            self.focus.wrap(self.focused, TransportToolbarFocus::Sync, &Outset::X(1u16, col! {
                "SYNC",  ppq_to_name(self.sync as usize)
            })),
            self.focus.wrap(self.focused, TransportToolbarFocus::Clock, &{
                let Self { frame: _frame, pulse, ppq, usecs, .. } = self;
                let (beats, pulses)    = if *ppq > 0 { (pulse / ppq, pulse % ppq) } else { (0, 0) };
                let (bars, beats)      = ((beats / 4) + 1, (beats % 4) + 1);
                let (seconds, msecs)   = (usecs / 1000000, usecs / 1000 % 1000);
                let (minutes, seconds) = (seconds / 60, seconds % 60);
                let time1 = format!("{bars}.{beats}.{pulses:02}");
                let time2 = format!("{minutes}:{seconds:02}:{msecs:03}");
                col!(time1.as_str(), time2.as_str()).outset_x(1)
            }),
        ).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)
    }
}