alemi/scope-tui
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feat: better ux, variable window size

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improved keybinds: arrows move view, pageUp/pageDwn move trigger
threshold. Current sample window displayed on UI.
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əlemi 2023-01-13 02:52:16 +01:00
parent 73cb8bc167
commit b48989d4e9
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GPG key ID: BBCBFE5D7244634E
2 changed files with 43 additions and 38 deletions
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79
src/app.rs
View file

@ -26,8 +26,8 @@ pub struct App {
impl App {
pub fn update_values(&mut self) {
if self.cfg.scale > 32768 {
self.cfg.scale = 32768;
if self.cfg.scale > 32770 { // sample max value is 32768 (32 bits), but we leave 2 pixels for
self.cfg.scale = 32770; // padding (and to not "disaling" range when reaching limit)
}
if self.cfg.scale < 0 {
self.cfg.scale = 0;
@ -123,7 +123,7 @@ pub fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<()
let s = match Simple::new(
None, // Use the default server
"ScopeTUI", // Our application’s name
"scope-tui", // Our application’s name
Direction::Record, // We want a record stream
dev, // Use requested device, or default
"data", // Description of our stream
@ -243,7 +243,7 @@ pub fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<()
terminal.draw(|f| {
let mut size = f.size();
if app.cfg.show_ui {
let heading = header(&args, &app, samples as u32, framerate);
let heading = header(&app, samples as u32, framerate);
f.render_widget(heading, Rect { x: size.x, y: size.y, width: size.width, height:1 });
size.height -= 1;
size.y += 1;
@ -258,29 +258,34 @@ pub fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<()
match key.modifiers {
KeyModifiers::SHIFT => {
match key.code {
KeyCode::Up => app.cfg.threshold += 1000.0,
KeyCode::Down => app.cfg.threshold -= 1000.0,
KeyCode::Right => app.cfg.scale += 1000,
KeyCode::Left => app.cfg.scale -= 1000,
KeyCode::Up => app.cfg.scale -= 1000, // inverted to act as zoom
KeyCode::Down => app.cfg.scale += 1000, // inverted to act as zoom
KeyCode::Right => app.cfg.width += 100,
KeyCode::Left => app.cfg.width -= 100,
KeyCode::PageUp => app.cfg.threshold += 1000.0,
KeyCode::PageDown => app.cfg.threshold -= 1000.0,
_ => {},
}
},
KeyModifiers::CONTROL => {
match key.code { // mimic other programs shortcuts to quit, for user friendlyness
KeyCode::Char('c') | KeyCode::Char('q') | KeyCode::Char('w') => break,
KeyCode::Up => app.cfg.threshold += 10.0,
KeyCode::Down => app.cfg.threshold -= 10.0,
KeyCode::Right => app.cfg.scale += 10,
KeyCode::Left => app.cfg.scale -= 10,
_ => {},
}
},
KeyModifiers::ALT => {
match key.code {
KeyCode::Up => app.cfg.threshold += 1.0,
KeyCode::Down => app.cfg.threshold -= 1.0,
KeyCode::Right => app.cfg.scale += 1,
KeyCode::Left => app.cfg.scale -= 1,
KeyCode::Up => app.cfg.scale -= 10, // inverted to act as zoom
KeyCode::Down => app.cfg.scale += 10, // inverted to act as zoom
KeyCode::Right => app.cfg.width += 1,
KeyCode::Left => app.cfg.width -= 1,
KeyCode::PageUp => app.cfg.threshold += 10.0,
KeyCode::PageDown => app.cfg.threshold -= 10.0,
KeyCode::Char('r') => { // reset settings
app.cfg.references = !args.no_reference;
app.cfg.show_ui = !args.no_ui;
app.cfg.braille = !args.no_braille;
app.cfg.threshold = args.threshold;
app.cfg.width = args.buffer / (args.channels as u32 * 2); // TODO ...
app.cfg.scale = args.range;
app.cfg.vectorscope = args.vectorscope;
app.cfg.triggering = args.triggering;
},
_ => {},
}
},
@ -294,18 +299,20 @@ pub fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<()
KeyCode::Char('h') => app.cfg.show_ui = !app.cfg.show_ui,
KeyCode::Char('r') => app.cfg.references = !app.cfg.references,
KeyCode::Char('t') => app.cfg.triggering = !app.cfg.triggering,
KeyCode::Up => app.cfg.threshold += 100.0,
KeyCode::Down => app.cfg.threshold -= 100.0,
KeyCode::Right => app.cfg.scale += 100,
KeyCode::Left => app.cfg.scale -= 100,
KeyCode::Esc => { // reset settings
app.cfg.references = !args.no_reference;
app.cfg.braille = !args.no_braille;
app.cfg.threshold = args.threshold;
KeyCode::Up => app.cfg.scale -= 250, // inverted to act as zoom
KeyCode::Down => app.cfg.scale += 250, // inverted to act as zoom
KeyCode::Right => app.cfg.width += 25,
KeyCode::Left => app.cfg.width -= 25,
KeyCode::PageUp => app.cfg.threshold += 250.0,
KeyCode::PageDown => app.cfg.threshold -= 250.0,
KeyCode::Tab => { // only reset "zoom"
app.cfg.width = args.buffer / (args.channels as u32 * 2); // TODO ...
app.cfg.scale = args.range;
},
KeyCode::Esc => { // back to oscilloscope
app.cfg.references = !args.no_reference;
app.cfg.show_ui = !args.no_ui;
app.cfg.vectorscope = args.vectorscope;
app.cfg.triggering = args.triggering;
},
_ => {},
}
@ -320,7 +327,7 @@ pub fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<()
// TODO these functions probably shouldn't be here
fn header(args: &Args, app: &App, samples: u32, framerate: u32) -> Table<'static> {
fn header(app: &App, samples: u32, framerate: u32) -> Table<'static> {
Table::new(
vec![
Row::new(
@ -328,10 +335,9 @@ fn header(args: &Args, app: &App, samples: u32, framerate: u32) -> Table<'static
Cell::from(format!("TUI {}", if app.cfg.vectorscope { "Vectorscope" } else { "Oscilloscope" })).style(Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)),
Cell::from(format!("{} plot", if app.cfg.scatter { "scatter" } else { "line" })),
Cell::from(format!("{}", if app.cfg.triggering { "triggered" } else { "live" } )),
Cell::from(format!("threshold {:.0}", app.cfg.threshold)),
Cell::from(format!("range +-{}", app.cfg.scale)),
Cell::from(format!("{}smpl", samples as u32)),
Cell::from(format!("{:.1}kHz", args.sample_rate as f32 / 1000.0)),
Cell::from(format!("threshold {:.0} ^", app.cfg.threshold)),
Cell::from(format!("range +{}-", app.cfg.scale)),
Cell::from(format!("{}/{} samples", samples as u32, app.cfg.width)),
Cell::from(format!("{}fps", framerate)),
]
)
@ -344,8 +350,7 @@ fn header(args: &Args, app: &App, samples: u32, framerate: u32) -> Table<'static
Constraint::Percentage(12),
Constraint::Percentage(12),
Constraint::Percentage(12),
Constraint::Percentage(6),
Constraint::Percentage(6),
Constraint::Percentage(12),
Constraint::Percentage(6)
])
}

2
src/main.rs
View file

@ -70,7 +70,7 @@ pub struct Args {
triggering: bool,
/// Threshold value for triggering
#[arg(long, default_value_t = 0.0)]
#[arg(long, value_name = "VAL", default_value_t = 0.0)]
threshold: f64,
/// Don't draw reference line