Lucky manta ray

ui/clock.go

@@ -131,17 +131,16 @@ var bigColonBlink = []string{
 }
 
 // RenderBigClock renders the current time as massive ASCII block digits.
-// Format: HH:MM:SS in 24h. The colon blinks on a 500ms cycle (offset from
-// the second boundary so it doesn't flip in sync with the digits).
-func RenderBigClock(t time.Time) string {
+// Format: HH:MM:SS in 24h. blinkOnMs/blinkOffMs control the colon blink cycle.
+func RenderBigClock(t time.Time, blinkOnMs, blinkOffMs int) string {
 	h := t.Hour()
 	m := t.Minute()
 	s := t.Second()
 
 	timeStr := fmt.Sprintf("%02d:%02d:%02d", h, m, s)
 
-	// 1500ms cycle: visible for 1000ms, hidden for 500ms.
-	colonVisible := t.UnixMilli() % 1500 < 1000
+	cycle := int64(blinkOnMs + blinkOffMs)
+	colonVisible := t.UnixMilli()%cycle < int64(blinkOnMs)
 
 	var lines [7]string
 	for i := range lines {