get_property_value.dart

double getPropertyValue({
    required int index,
    required double baseValue,
    required double maxValue,
    required double nonHoveredMaxValue,
  }) {
    late final double propertyValue;
    
    // 1.
    if (hoveredIndex == null) {
      return baseValue;
    }

    // 2.
    final difference = (hoveredIndex! - index).abs();

    // 3.
    final itemsAffected = items.length;

    // 4.
    if (difference == 0) {
      propertyValue = maxValue;

      // 5.
    } else if (difference <= itemsAffected) {
      final ratio = (itemsAffected - difference) / itemsAffected;

      propertyValue = lerpDouble(baseValue, nonHoveredMaxValue, ratio)!;

      // 6.
    } else {
      propertyValue = baseValue;
    }

    return propertyValue;
  }