| #[allow(dead_code)] |
| mod util; |
| |
| use crate::util::event::{Event, Events}; |
| use std::{error::Error, io}; |
| use termion::{event::Key, input::MouseTerminal, raw::IntoRawMode, screen::AlternateScreen}; |
| use tui::{ |
| backend::TermionBackend, |
| layout::{Constraint, Direction, Layout}, |
| style::{Color, Modifier, Style}, |
| widgets::{Block, Borders, Gauge}, |
| Terminal, |
| }; |
| |
| struct App { |
| progress1: u16, |
| progress2: u16, |
| progress3: f64, |
| progress4: u16, |
| } |
| |
| impl App { |
| fn new() -> App { |
| App { |
| progress1: 0, |
| progress2: 0, |
| progress3: 0.0, |
| progress4: 0, |
| } |
| } |
| |
| fn update(&mut self) { |
| self.progress1 += 5; |
| if self.progress1 > 100 { |
| self.progress1 = 0; |
| } |
| self.progress2 += 10; |
| if self.progress2 > 100 { |
| self.progress2 = 0; |
| } |
| self.progress3 += 0.001; |
| if self.progress3 > 1.0 { |
| self.progress3 = 0.0; |
| } |
| self.progress4 += 3; |
| if self.progress4 > 100 { |
| self.progress4 = 0; |
| } |
| } |
| } |
| |
| fn main() -> Result<(), Box<dyn Error>> { |
| // Terminal initialization |
| let stdout = io::stdout().into_raw_mode()?; |
| let stdout = MouseTerminal::from(stdout); |
| let stdout = AlternateScreen::from(stdout); |
| let backend = TermionBackend::new(stdout); |
| let mut terminal = Terminal::new(backend)?; |
| |
| let events = Events::new(); |
| |
| let mut app = App::new(); |
| |
| loop { |
| terminal.draw(|f| { |
| let chunks = Layout::default() |
| .direction(Direction::Vertical) |
| .margin(2) |
| .constraints( |
| [ |
| Constraint::Percentage(25), |
| Constraint::Percentage(25), |
| Constraint::Percentage(25), |
| Constraint::Percentage(25), |
| ] |
| .as_ref(), |
| ) |
| .split(f.size()); |
| |
| let gauge = Gauge::default() |
| .block(Block::default().title("Gauge1").borders(Borders::ALL)) |
| .gauge_style(Style::default().fg(Color::Yellow)) |
| .percent(app.progress1); |
| f.render_widget(gauge, chunks[0]); |
| |
| let label = format!("{}/100", app.progress2); |
| let gauge = Gauge::default() |
| .block(Block::default().title("Gauge2").borders(Borders::ALL)) |
| .gauge_style(Style::default().fg(Color::Magenta).bg(Color::Green)) |
| .percent(app.progress2) |
| .label(label); |
| f.render_widget(gauge, chunks[1]); |
| |
| let gauge = Gauge::default() |
| .block(Block::default().title("Gauge3").borders(Borders::ALL)) |
| .gauge_style(Style::default().fg(Color::Yellow)) |
| .ratio(app.progress3); |
| f.render_widget(gauge, chunks[2]); |
| |
| let label = format!("{}/100", app.progress2); |
| let gauge = Gauge::default() |
| .block(Block::default().title("Gauge4")) |
| .gauge_style( |
| Style::default() |
| .fg(Color::Cyan) |
| .add_modifier(Modifier::ITALIC), |
| ) |
| .percent(app.progress4) |
| .label(label); |
| f.render_widget(gauge, chunks[3]); |
| })?; |
| |
| match events.next()? { |
| Event::Input(input) => { |
| if input == Key::Char('q') { |
| break; |
| } |
| } |
| Event::Tick => { |
| app.update(); |
| } |
| } |
| } |
| |
| Ok(()) |
| } |