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Speed up rat run viewer by not recalculating all of the panel. #839

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This commit is contained in:
Dustin Carlino 2022-03-04 13:51:58 +00:00
parent 7f0f446fed
commit c414b1b447
1 changed files with 54 additions and 46 deletions
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100
apps/ltn/src/rat_run_viewer.rs
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@ -90,55 +90,40 @@ impl BrowseRatRuns {
return;
}
self.panel = Tab::RatRuns
.panel_builder(
ctx,
app,
Widget::col(vec![
percentage_bar(
ctx,
Text::from(Line(format!(
"{} / {} streets have no through-traffic",
quiet_streets, total_streets
))),
(quiet_streets as f64) / (total_streets as f64),
),
Widget::row(vec![
"Show rat-runs".text_widget(ctx).centered_vert(),
Toggle::choice(
// Optimization to avoid recalculating the whole panel
if self.panel.has_widget("prev/next controls") && self.current_idx.is_some() {
let controls = self.prev_next_controls(ctx);
self.panel.replace(ctx, "prev/next controls", controls);
} else {
self.panel = Tab::RatRuns
.panel_builder(
ctx,
app,
Widget::col(vec![
percentage_bar(
ctx,
"show rat-runs",
"all (heatmap)",
"individually",
Key::R,
self.current_idx.is_none(),
Text::from(Line(format!(
"{} / {} streets have no through-traffic",
quiet_streets, total_streets
))),
(quiet_streets as f64) / (total_streets as f64),
),
]),
if let Some(idx) = self.current_idx {
Widget::row(vec![
ctx.style()
.btn_prev()
.disabled(idx == 0)
.hotkey(Key::LeftArrow)
.build_widget(ctx, "previous rat run"),
Text::from(
Line(format!("{}/{}", idx + 1, self.rat_runs.paths.len()))
.secondary(),
)
.into_widget(ctx)
.centered_vert(),
ctx.style()
.btn_next()
.disabled(idx == self.rat_runs.paths.len() - 1)
.hotkey(Key::RightArrow)
.build_widget(ctx, "next rat run"),
])
} else {
Widget::nothing()
},
]),
)
.build(ctx);
"Show rat-runs".text_widget(ctx).centered_vert(),
Toggle::choice(
ctx,
"show rat-runs",
"all (heatmap)",
"individually",
Key::R,
self.current_idx.is_none(),
),
]),
self.prev_next_controls(ctx),
]),
)
.build(ctx);
}
let mut draw_path = ToggleZoomed::builder();
if let Some(pl) = self
@ -166,6 +151,29 @@ impl BrowseRatRuns {
}
self.draw_path = draw_path.build(ctx);
}
fn prev_next_controls(&self, ctx: &EventCtx) -> Widget {
if let Some(idx) = self.current_idx {
Widget::row(vec![
ctx.style()
.btn_prev()
.disabled(idx == 0)
.hotkey(Key::LeftArrow)
.build_widget(ctx, "previous rat run"),
Text::from(Line(format!("{}/{}", idx + 1, self.rat_runs.paths.len())).secondary())
.into_widget(ctx)
.centered_vert(),
ctx.style()
.btn_next()
.disabled(idx == self.rat_runs.paths.len() - 1)
.hotkey(Key::RightArrow)
.build_widget(ctx, "next rat run"),
])
.named("prev/next controls")
} else {
Widget::nothing()
}
}
}
impl State<App> for BrowseRatRuns {