lib.rs

#![warn(clippy::all, rust_2018_idioms)]

mod transfer_functions;

#[allow(unused_imports)]
use basic_print::basic_print; // basic print for print-debugging

use frequency_response_app::FreqResp;
use pole_position_app::PolePos;

pub struct ControlApp {
    cur_app_idx: Option<usize>,
    apps: Vec<Box<dyn CentralApp>>,
}

trait CentralApp {
    fn get_label(&self) -> &str;
    fn draw_app(&mut self, ui: &mut egui::Ui);
}

impl eframe::App for ControlApp {
    fn update(&mut self, ctx: &egui::Context, _frame: &mut eframe::Frame) {
        egui::TopBottomPanel::top("app_selection_panel").show(ctx, |ui| {
            if self.top_bar(ui) {
                #[cfg(not(target_arch = "wasm32"))] // no quit on web pages!
                _frame.close();
            }
        });

        egui::CentralPanel::default().show(ctx, |ui| {
            ui.centered_and_justified(|ui| {
                match self.cur_app_idx {
                    None => {
                        ui.label("Select an application in the bar above.");
                    }
                    Some(idx) => {
                        self.apps[idx].draw_app(ui);
                    }
                };
            });
        });
    }
}

impl ControlApp {
    pub fn new(_cc: &eframe::CreationContext<'_>) -> Self {
        // This is also where you can customized the look at feel of egui using
        // `cc.egui_ctx.set_visuals` and `cc.egui_ctx.set_fonts`.

        let apps: Vec<Box<dyn CentralApp>> = vec![
            Box::new(PolePos::new("Pole Positioning".to_string())),
            Box::new(FreqResp::new("Frequency Response".to_string())),
        ];

        if cfg!(debug_assertions) {
            ControlApp {
                cur_app_idx: Some(0),
                apps,
            }
        } else {
            ControlApp {
                cur_app_idx: None,
                apps,
            }
        }
    }

    fn top_bar(&mut self, ui: &mut egui::Ui) -> bool {
        #[allow(unused_mut)]
        let mut quit = false;