getMaxMinValue method

  1. @override
(double, double) getMaxMinValue(
  1. KLineEntity entity,
  2. double minV,
  3. double maxV
)
override

record.$1 : min value record.$2: max value

Implementation

@override
(double, double) getMaxMinValue(
    KLineEntity entity, double minV, double maxV) {
  if (entity.boll == null) return (minV, maxV);
  double minValue = minV;
  if (entity.boll!.dn != null) {
    minValue = min(minValue, entity.boll!.dn!);
  }
  double maxValue = maxV;
  if (entity.boll!.up != null) {
    maxValue = max(maxValue, entity.boll!.up!);
  }
  return (minValue, maxValue);
}