Minor fixes and plot stub

data/src/synchronized/mod.rs

@@ -15,7 +15,6 @@ pub struct SynchronizedServersStorage<A: Address + Hash + Eq> {
     data: UnsafeCell<ServersStorage<A>>,
 }
 
-
 unsafe impl<A: Address + Hash + Eq> Sync for SynchronizedServersStorage<A> {}
 
 impl<A: Address + Hash + Eq> SynchronizedServersStorage<A> {
@@ -86,4 +85,8 @@ impl<A: Address + Hash + Eq> ServersGuiCtx for _Impl<'_, A> {
             r_lock_scope,
         );
     }
+
+    fn graph_sections_count(&self) -> usize {
+        return unsafe { self.get_unprotected() }.graph_sections_count();
+    }
 }

data/src/unprotected.rs

@@ -68,4 +68,8 @@ impl<A: Address + Hash + Eq> ServersGuiCtx for ServersStorage<A> {
             .iter()
             .map(|(k, v)| (k, v.0.as_str(), v.1.iter().map(|x| *x)));
     }
+
+    fn graph_sections_count(&self) -> usize {
+        return self.history_capacity;
+    }
 }

gui/abstract/src/lib.rs

@@ -7,5 +7,9 @@ pub trait ServersStorage {
     fn remove_server(&mut self, addr: &Self::Address);
 
     // type TimeIterator: Iterator<Item = Option<u128>>;
-    fn iter_servers(&self) -> impl Iterator<Item = (&Self::Address, &str, impl Iterator<Item = Option<u128>>)>;
+    fn iter_servers(
+        &self,
+    ) -> impl Iterator<Item = (&Self::Address, &str, impl Iterator<Item = Option<u128>>)>;
+
+    fn graph_sections_count(&self) -> usize;
 }

gui/egui/src/lib.rs

@@ -55,21 +55,27 @@ impl<Ctx: ServersStorage> App for EguiApp<'_, Ctx> {
                 .striped(true) // Alternating row colors
                 .resizable(true)
                 .vscroll(true)
-                .columns(Column::remainder(), 3)
+                .column(Column::exact(self.ctx.graph_sections_count() as f32 * 20.0))
+                .column(Column::remainder())
+                .column(Column::remainder())
                 .header(20.0, |mut r| {
+                    r.col(|ui| {
+                        ui.label("Graph");
+                    });
                     r.col(|ui| {
                         ui.label("Address");
                     });
                     r.col(|ui| {
                         ui.label("Memo");
                     });
-                    r.col(|ui| {
-                        ui.label("Graph");
-                    });
                 })
                 .body(|mut t| {
                     for (addr, memo, pings) in self.ctx.iter_servers() {
                         t.row(20.0, |mut r| {
+                            r.col(|ui| {
+                                draw_plot(ui, self.ctx.graph_sections_count(), pings);
+                            });
+
                             r.col(|ui| {
                                 ui.horizontal(|ui| {
                                     ui.add_enabled_ui(
@@ -97,10 +103,6 @@ impl<Ctx: ServersStorage> App for EguiApp<'_, Ctx> {
                                     );
                                 });
                             });
-
-                            r.col(|ui| {
-                                draw_plot(ui, pings);
-                            });
                         })
                     }
                 });
@@ -158,5 +160,6 @@ impl<Ctx: ServersStorage> App for EguiApp<'_, Ctx> {
                 ModalWindows::Edit => {}
             };
         });
+        ctx.request_repaint()
     }
 }

gui/egui/src/plot.rs

@@ -1,14 +1,53 @@
-use eframe::egui::{Color32, Rect, StrokeKind, Ui};
-use eframe::epaint::{Pos2, Stroke};
+use eframe::egui::{Color32, Frame, Rect, StrokeKind, Ui};
+use eframe::epaint::{Pos2, Stroke, Vec2};
+use std::cmp::{max, min};
 
-pub(crate) fn draw_plot(ui: &mut Ui, time: impl Iterator<Item = Option<u128>>) {
-    let rect = ui.available_size();
-    let canvas = ui.painter();
-    canvas.rect(
-        Rect::from_min_size(Pos2::new(0.0, 0.0), rect),
-        0,
-        Color32::from_rgb(255, 255, 255),
-        Stroke::new(1.0, Color32::from_rgb(127, 127, 127)),
-        StrokeKind::Inside
-    );
+pub(crate) fn draw_plot(
+    ui: &mut Ui,
+    sections_count: usize,
+    times: impl Iterator<Item = Option<u128>>,
+) {
+    Frame::canvas(ui.style()).show(ui, |ui| {
+        let canvas_rect = ui.allocate_space(ui.available_size()).1;
+        let canvas = ui.painter();
+
+
+        let section_size = Vec2::new(
+            canvas_rect.size().x / (sections_count as f32),
+            canvas_rect.size().y,
+        );
+
+        for (i, time) in times.take(sections_count).enumerate() {
+            match time {
+                None => {
+                    canvas.rect_filled(
+                        Rect::from_min_size(
+                            Pos2::new(
+                                canvas_rect.max.x - section_size.x * (i as f32 + 1.0),
+                                canvas_rect.min.y,
+                            ),
+                            section_size,
+                        ),
+                        0,
+                        Color32::from_rgb(0, 0, 0),
+                    );
+                }
+                Some(time) => {
+                    canvas.line_segment(
+                        [
+                            Pos2::new(
+                                canvas_rect.max.x - section_size.x * (i as f32 + 1.0),
+                                canvas_rect.max.y - min(section_size.y as u128, time / 50) as f32,
+                            ),
+                            Pos2::new(
+                                canvas_rect.max.x - section_size.x * (i as f32),
+                                canvas_rect.max.y - min(section_size.y as u128, time / 50) as f32,
+                            ),
+                        ],
+                        Stroke::new(3.0, Color32::from_rgb(0, 0, 255)),
+                    );
+                }
+            }
+        }
+    });
 }