93 lines
3.1 KiB
Rust
93 lines
3.1 KiB
Rust
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use crate::{
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drawing::{Color, PieChart, Wedge},
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soluna_client::SunMoon,
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};
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use chrono::{Duration, NaiveTime};
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use glib::Object;
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use gtk::{prelude::*, subclass::prelude::*};
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use std::{cell::RefCell, f64::consts::PI, rc::Rc};
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pub struct TransitClockPrivate {
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info: Rc<RefCell<Option<SunMoon>>>,
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}
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impl Default for TransitClockPrivate {
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fn default() -> Self {
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Self {
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info: Rc::new(RefCell::new(None)),
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}
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}
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}
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#[glib::object_subclass]
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impl ObjectSubclass for TransitClockPrivate {
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const NAME: &'static str = "TransitClock";
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type Type = TransitClock;
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type ParentType = gtk::DrawingArea;
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}
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impl ObjectImpl for TransitClockPrivate {}
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impl WidgetImpl for TransitClockPrivate {}
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impl DrawingAreaImpl for TransitClockPrivate {}
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glib::wrapper! {
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pub struct TransitClock(ObjectSubclass<TransitClockPrivate>) @extends gtk::DrawingArea, gtk::Widget;
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}
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impl TransitClock {
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pub fn new() -> Self {
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let s: Self = Object::builder().build();
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s.set_width_request(500);
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s.set_height_request(500);
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s.set_draw_func({
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let s = s.clone();
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move |_, context, width, height| {
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let center_x = width as f64 / 2.;
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let center_y = height as f64 / 2.;
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let radius = width.min(height) as f64 / 2. * 0.9;
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if let Some(ref info) = *s.imp().info.borrow() {
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let full_day = Duration::days(1).num_seconds() as f64;
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let sunrise = info.sunrise - NaiveTime::from_hms_opt(0, 0, 0).unwrap();
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let sunset = info.sunset - NaiveTime::from_hms_opt(0, 0, 0).unwrap();
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PieChart::new()
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.center(center_x, center_y)
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.radius(radius)
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.rotation(-PI / 2.)
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.wedges(
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vec![Wedge {
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start_angle: (PI * 2.) * sunset.num_seconds() as f64 / full_day,
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end_angle: (PI * 2.) * sunrise.num_seconds() as f64 / full_day,
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color: Color {
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r: 0.1,
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g: 0.1,
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b: 0.8,
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},
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}]
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.into_iter(),
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)
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.draw(context);
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(0..24).for_each(|tick| {
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context.set_source_rgb(0., 0., 0.);
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context.translate(center_x, center_y);
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context.rotate(tick as f64 * (PI / 12.));
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context.move_to(radius - 5., 0.);
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context.line_to(radius - 10., 0.);
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let _ = context.stroke();
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context.identity_matrix();
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});
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}
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}
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});
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s
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}
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pub fn update_transit(&self, transit_info: SunMoon) {
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*self.imp().info.borrow_mut() = Some(transit_info);
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self.queue_draw();
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}
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}
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