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Whale patrols right-to-left with cooldown and random swaps

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forkless
2026-05-31 19:59:34 +02:00
parent b04533dd12
commit 053b5aebef
1 changed files with 17 additions and 12 deletions
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src/tui.rs
+17 -12
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@@ -608,7 +608,8 @@ fn draw_status_bar(f: &mut Frame, area: Rect, app: &AppState) {
}
/// Separator line with a whale bouncing along it.
/// Separator line with a whale patrolling right-to-left.
/// Disappears for a short cooldown before reappearing from the right.
fn draw_whale_separator(f: &mut Frame, area: Rect, app: &AppState) {
// Draw separator line (full width)
let sep = "─".repeat(area.width as usize);
@@ -617,20 +618,24 @@ fn draw_whale_separator(f: &mut Frame, area: Rect, app: &AppState) {
area,
);
// Whale bouncing along it
if app.spinner_active {
if let Some(start) = app.spinner_start {
let elapsed = start.elapsed().as_millis() as u64;
let bar_w = area.width.saturating_sub(4) as u64;
let period = bar_w.max(2) * 2;
let t = (elapsed / 100) % period;
let x = if t < bar_w { t } else { period - t };
let whale = if (elapsed / 200) % 2 == 0 { "🐋" } else { "🐳" };
let x_u16 = (x as u16).min(area.width.saturating_sub(8));
f.render_widget(
Paragraph::new(Span::styled(whale, Style::default().fg(Color::Cyan))),
Rect { x: area.x + x_u16, y: area.y, width: 4, height: 1 },
);
let bar_w = area.width as u64;
let speed_ms: u64 = 60;
let cooldown_ticks: u64 = 20;
let total = bar_w + cooldown_ticks;
let t = (elapsed / speed_ms) % total;
if t < bar_w {
let x = bar_w - t - 1;
let switch = ((elapsed / 400) * 7 + (elapsed / 600) * 13) % 2;
let whale = if switch == 0 { "🐋" } else { "🐳" };
f.render_widget(
Paragraph::new(Span::styled(whale, Style::default().fg(Color::Cyan))),
Rect { x: area.x + (x as u16), y: area.y, width: 4, height: 1 },
);
}
}
}
}