mirror of
https://github.com/alemidev/scope-tui.git
synced 2024-11-23 14:14:48 +01:00
feat: small refactor, allow editing paused view
This commit is contained in:
parent
ed246e314f
commit
e83a326c89
2 changed files with 159 additions and 126 deletions
127
src/app.rs
127
src/app.rs
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@ -24,6 +24,20 @@ impl Default for ChartBounds {
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}
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}
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pub struct ChartReferences {
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pub x: Vec<(f64, f64)>,
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pub y: Vec<(f64, f64)>,
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}
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impl Default for ChartReferences {
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fn default() -> Self {
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ChartReferences {
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x: vec![(0.0, 0.0), (0.0, 1.0)],
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y: vec![(0.5, 1.0), (0.5, -1.0)]
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}
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}
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}
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pub struct AppConfig {
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pub title: String,
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pub primary_color: Color,
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@ -36,51 +50,36 @@ pub struct AppConfig {
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pub references: bool,
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pub marker_type: symbols::Marker,
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graph_type: GraphType,
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pub graph_type: GraphType,
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}
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pub struct App {
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pub cfg: AppConfig,
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pub references: ChartReferences,
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bounds: ChartBounds,
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names: ChartNames,
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}
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impl AppConfig {
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impl App {
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fn update_values(&mut self) {
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if self.vectorscope {
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self.bounds.x = [-(self.scale as f64), self.scale as f64];
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self.bounds.y = [-(self.scale as f64), self.scale as f64];
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if self.cfg.vectorscope {
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self.names.x = "- left".into();
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self.names.y = "| right".into();
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self.bounds.x = [-(self.cfg.scale as f64), self.cfg.scale as f64];
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self.bounds.y = [-(self.cfg.scale as f64), self.cfg.scale as f64];
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self.references.x = vec![(-(self.cfg.scale as f64), 0.0), (self.cfg.scale as f64, 0.0)];
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self.references.y = vec![(0.0, -(self.cfg.scale as f64)), (0.0, self.cfg.scale as f64)];
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} else {
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// it makes no sense to show self.scale on the left but it's kinda nice
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self.names.x = "- time".into();
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self.names.y = "| amplitude".into();
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self.bounds.x = [0.0, self.width as f64];
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self.bounds.y = [-(self.scale as f64), self.scale as f64];
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self.bounds.x = [0.0, self.cfg.width as f64];
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self.bounds.y = [-(self.cfg.scale as f64), self.cfg.scale as f64];
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self.references.x = vec![(0.0, 0.0), (self.cfg.width as f64, 0.0)];
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let half_width = self.cfg.width as f64 / 2.0;
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self.references.y = vec![(half_width, -(self.cfg.scale as f64)), (half_width, self.cfg.scale as f64)];
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}
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}
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pub fn vectorscope(&self) -> bool {
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self.vectorscope
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}
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pub fn scale(&self) -> u32 {
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self.scale
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}
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pub fn width(&self) -> u32 {
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self.width
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}
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pub fn scatter(&self) -> bool {
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match self.graph_type {
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GraphType::Scatter => true,
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_ => false,
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}
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}
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pub fn graph_type(&self) -> GraphType {
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self.graph_type
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}
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pub fn bounds(&self, axis: Axis) -> [f64;2] {
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match axis {
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Axis::X => self.bounds.x,
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@ -95,30 +94,69 @@ impl AppConfig {
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}
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}
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pub fn vectorscope(&self) -> bool {
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self.cfg.vectorscope
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}
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pub fn scale(&self) -> u32 {
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self.cfg.scale
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}
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pub fn width(&self) -> u32 {
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self.cfg.width
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}
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pub fn scatter(&self) -> bool {
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match self.cfg.graph_type {
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GraphType::Scatter => true,
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_ => false,
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}
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}
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// pub fn references(&self) -> Vec<Dataset> {
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// vec![
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// Dataset::default()
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// .name("")
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// .marker(self.cfg.marker_type)
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// .graph_type(GraphType::Line)
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// .style(Style::default().fg(self.cfg.axis_color))
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// .data(&self.references.x),
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// Dataset::default()
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// .name("")
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// .marker(self.cfg.marker_type)
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// .graph_type(GraphType::Line)
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// .style(Style::default().fg(self.cfg.axis_color))
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// .data(&self.references.y),
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// ]
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// }
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pub fn graph_type(&self) -> GraphType {
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self.cfg.graph_type
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}
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pub fn set_vectorscope(&mut self, vectorscope: bool) {
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self.vectorscope = vectorscope;
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self.cfg.vectorscope = vectorscope;
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self.update_values();
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}
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pub fn update_scale(&mut self, increment: i32) {
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if increment > 0 || increment.abs() < self.scale as i32 {
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self.scale = ((self.scale as i32) + increment) as u32;
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if increment > 0 || increment.abs() < self.cfg.scale as i32 {
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self.cfg.scale = ((self.cfg.scale as i32) + increment) as u32;
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self.update_values();
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}
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}
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pub fn set_scatter(&mut self, scatter: bool) {
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self.graph_type = if scatter { GraphType::Scatter } else { GraphType::Line };
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self.cfg.graph_type = if scatter { GraphType::Scatter } else { GraphType::Line };
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}
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}
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impl From::<&crate::Args> for AppConfig {
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impl From::<&crate::Args> for App {
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fn from(args: &crate::Args) -> Self {
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let marker_type = if args.no_braille { symbols::Marker::Dot } else { symbols::Marker::Braille };
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let graph_type = if args.scatter { GraphType::Scatter } else { GraphType::Line };
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let mut cfg = AppConfig {
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let cfg = AppConfig {
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title: "TUI Oscilloscope -- <me@alemi.dev>".into(),
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primary_color: Color::Red,
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secondary_color: Color::Yellow,
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@ -127,13 +165,18 @@ impl From::<&crate::Args> for AppConfig {
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width: args.buffer / 4, // TODO It's 4 because 2 channels and 2 bytes per sample!
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vectorscope: args.vectorscope,
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references: !args.no_reference,
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bounds: ChartBounds::default(),
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names: ChartNames::default(),
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marker_type, graph_type,
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};
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cfg.update_values();
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let mut app = App {
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cfg,
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references: ChartReferences::default(),
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bounds: ChartBounds::default(),
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names: ChartNames::default(),
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};
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cfg
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app.update_values();
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app
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}
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}
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118
src/main.rs
118
src/main.rs
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@ -21,7 +21,8 @@ use libpulse_binding::sample::{Spec, Format};
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use clap::Parser;
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use parser::{SampleParser, Signed16PCM};
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use app::AppConfig;
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use crate::app::App;
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/// A simple oscilloscope/vectorscope for your terminal
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#[derive(Parser, Debug)]
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@ -38,6 +39,14 @@ struct Args {
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#[arg(short, long, default_value_t = 20000)]
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range: u32,
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/// Use vintage looking scatter mode instead of line mode
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#[arg(long, default_value_t = false)]
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scatter: bool,
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/// Combine left and right channels into vectorscope view
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#[arg(long, default_value_t = false)]
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vectorscope: bool,
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/// Sample rate to use
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#[arg(long, default_value_t = 44100)]
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sample_rate: u32,
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@ -49,14 +58,6 @@ struct Args {
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/// Don't use braille dots for drawing lines
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#[arg(long, default_value_t = false)]
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no_braille: bool,
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/// Use vintage looking scatter mode instead of line mode
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#[arg(long, default_value_t = false)]
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scatter: bool,
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/// Combine left and right channels into vectorscope view
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#[arg(long, default_value_t = false)]
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vectorscope: bool,
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}
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fn poll_event() -> Result<Option<Event>, std::io::Error> {
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@ -83,7 +84,7 @@ fn data_set<'a>(
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}
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fn main() -> Result<(), io::Error> {
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let args = Args::parse();
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let mut args = Args::parse();
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// setup terminal
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enable_raw_mode()?;
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@ -116,7 +117,7 @@ fn main() -> Result<(), io::Error> {
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fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<(), io::Error> {
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// prepare globals
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let mut buffer : Vec<u8> = vec![0; args.buffer as usize];
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let mut cfg = AppConfig::from(&args);
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let mut app = App::from(&args);
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let fmt = Signed16PCM{}; // TODO some way to choose this?
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let mut pause = false;
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@ -157,7 +158,9 @@ fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<(), io
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let mut fps = 0;
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let mut framerate = 0;
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let mut last_poll = SystemTime::now();
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let mut last_poll = Instant::now();
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let (mut left, mut right) = (vec![], vec![]);
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let mut merged = vec![];
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loop {
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match s.read(&mut buffer) {
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@ -168,52 +171,40 @@ fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<(), io
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},
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}
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if !pause {
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let mut datasets = vec![];
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let (left, right);
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let merged;
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let mut ref_data_x = Vec::new();
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let mut ref_data_y = Vec::new();
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if cfg.references {
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// TODO find a proper way to put these references...
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if cfg.vectorscope() {
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for x in -(cfg.scale() as i64)..(cfg.scale() as i64) {
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ref_data_x.push((x as f64, 0 as f64));
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ref_data_y.push((0 as f64, x as f64));
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}
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} else {
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for x in 0..cfg.width() {
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ref_data_x.push((x as f64, 0 as f64));
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}
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for y in -(cfg.scale() as i64)..(cfg.scale() as i64) {
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ref_data_y.push(((cfg.width() as f64) / 2.0, y as f64));
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}
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}
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datasets.push(data_set("X", &ref_data_x, cfg.marker_type, GraphType::Line, cfg.axis_color));
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datasets.push(data_set("Y", &ref_data_y, cfg.marker_type, GraphType::Line, cfg.axis_color));
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}
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if cfg.vectorscope() {
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if !pause {
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if app.vectorscope() {
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merged = fmt.vectorscope(&mut buffer);
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let pivot = merged.len() / 2;
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datasets.push(data_set("1", &merged[..pivot], cfg.marker_type, cfg.graph_type(), cfg.secondary_color));
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datasets.push(data_set("2", &merged[pivot..], cfg.marker_type, cfg.graph_type(), cfg.primary_color));
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} else {
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(left, right) = fmt.oscilloscope(&mut buffer);
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datasets.push(data_set("R", &right, cfg.marker_type, cfg.graph_type(), cfg.secondary_color));
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datasets.push(data_set("L", &left, cfg.marker_type, cfg.graph_type(), cfg.primary_color));
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}
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}
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if app.cfg.references {
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// for reference in app.references() {
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// datasets.push(reference);
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// }
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datasets.push(data_set("", &app.references.x, app.cfg.marker_type, GraphType::Line, app.cfg.axis_color));
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datasets.push(data_set("", &app.references.y, app.cfg.marker_type, GraphType::Line, app.cfg.axis_color));
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}
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if app.vectorscope() {
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let pivot = merged.len() / 2;
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datasets.push(data_set("1", &merged[..pivot], app.cfg.marker_type, app.graph_type(), app.cfg.secondary_color));
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datasets.push(data_set("2", &merged[pivot..], app.cfg.marker_type, app.graph_type(), app.cfg.primary_color));
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} else {
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datasets.push(data_set("R", &right, app.cfg.marker_type, app.graph_type(), app.cfg.secondary_color));
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datasets.push(data_set("L", &left, app.cfg.marker_type, app.graph_type(), app.cfg.primary_color));
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}
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fps += 1;
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if let Ok(d) = last_poll.elapsed() {
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if d.as_secs() >= 1 {
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if last_poll.elapsed().as_secs() >= 1 {
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framerate = fps;
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fps = 0;
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last_poll = SystemTime::now();
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}
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last_poll = Instant::now();
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}
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terminal.draw(|f| {
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@ -223,23 +214,22 @@ fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<(), io
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Span::styled(
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format!(
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"TUI {} <me@alemi.dev> -- {} mode -- range {} -- {} samples -- {:.1} kHz -- {} fps",
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if cfg.vectorscope() { "Vectorscope" } else { "Oscilloscope" },
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if cfg.scatter() { "scatter" } else { "line" },
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cfg.scale(), cfg.width(), args.sample_rate as f32 / 1000.0, framerate,
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if app.vectorscope() { "Vectorscope" } else { "Oscilloscope" },
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if app.scatter() { "scatter" } else { "line" },
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app.scale(), app.width(), args.sample_rate as f32 / 1000.0, framerate,
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),
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Style::default().add_modifier(Modifier::BOLD).fg(Color::Yellow))
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))
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.x_axis(Axis::default()
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.title(Span::styled(cfg.name(app::Axis::X), Style::default().fg(Color::Cyan)))
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.style(Style::default().fg(cfg.axis_color))
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.bounds(cfg.bounds(app::Axis::X))) // TODO allow to have axis sometimes?
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.title(Span::styled(app.name(app::Axis::X), Style::default().fg(Color::Cyan)))
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.style(Style::default().fg(app.cfg.axis_color))
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.bounds(app.bounds(app::Axis::X))) // TODO allow to have axis sometimes?
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.y_axis(Axis::default()
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.title(Span::styled(cfg.name(app::Axis::Y), Style::default().fg(Color::Cyan)))
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.style(Style::default().fg(cfg.axis_color))
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.bounds(cfg.bounds(app::Axis::Y)));
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.title(Span::styled(app.name(app::Axis::Y), Style::default().fg(Color::Cyan)))
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.style(Style::default().fg(app.cfg.axis_color))
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.bounds(app.bounds(app::Axis::Y)));
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f.render_widget(chart, size)
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})?;
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}
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if let Some(Event::Key(key)) = poll_event()? {
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match key.modifiers {
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@ -253,12 +243,12 @@ fn run_app<T : Backend>(args: Args, terminal: &mut Terminal<T>) -> Result<(), io
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match key.code {
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KeyCode::Char('q') => break,
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KeyCode::Char(' ') => pause = !pause,
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KeyCode::Char('=') => cfg.update_scale(-1000),
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KeyCode::Char('-') => cfg.update_scale(1000),
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KeyCode::Char('+') => cfg.update_scale(-100),
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KeyCode::Char('_') => cfg.update_scale(100),
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KeyCode::Char('v') => cfg.set_vectorscope(!cfg.vectorscope()),
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KeyCode::Char('s') => cfg.set_scatter(!cfg.scatter()),
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KeyCode::Char('=') => app.update_scale(-1000),
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KeyCode::Char('-') => app.update_scale(1000),
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KeyCode::Char('+') => app.update_scale(-100),
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KeyCode::Char('_') => app.update_scale(100),
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KeyCode::Char('v') => app.set_vectorscope(!app.vectorscope()),
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KeyCode::Char('s') => app.set_scatter(!app.scatter()),
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_ => {},
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}
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}
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