scrollPercent property
double
get
scrollPercent
Returns the scroll percentage (0.0 to 1.0).
Implementation
double get scrollPercent {
final (total, _, _) = calculateLine(0);
final h = _maxHeight();
if (h >= total || h == 0) return 1.0;
final y = yOffset.toDouble();
final t = total.toDouble();
final v = y / (t - h);
return v.clamp(0.0, 1.0);
}