fis_lib_measure/lib/process/primitives/combos/lv_study.dart

import 'package:fis_measure/interfaces/process/items/item.dart';
import 'package:fis_measure/interfaces/process/items/item_metas.dart';
import 'package:fis_measure/interfaces/process/items/types.dart';
import 'package:fis_measure/process/calcuators/lv_study.dart';
import 'package:fis_measure/process/items/top_item.dart';
import 'package:fis_measure/process/items/top_item_feature.dart';
import 'package:fis_measure/process/primitives/straightline.dart';

class LvStudy extends TopMeasureItem<StraightLineGroupFeature> {
  final bool ifVertical;
  final bool ifTimeSpan;

  LvStudy(ItemMeta meta, {this.ifVertical = false, this.ifTimeSpan = false})
      : super(meta) {
    for (final childMeta in meta.childItems) {
      IMeasureItem childItem;
      if (ifVertical) {
        childItem = StraightLine.createVerticalDistance(childMeta, this);
      } else if (ifTimeSpan) {
        childItem = StraightLine.createTimeSpan(childMeta, this);
      } else {
        childItem = StraightLine.createDistance(childMeta, this);
      }
      childItems.add(childItem);
    }
  }

  @override
  bool get finishAfterUnactive => true;

  @override
  bool get isCrossFrameMode => true;

  @override
  StraightLineGroupFeature buildFeature() => StraightLineGroupFeature(this);

  static LvStudy createLvStudyByLineGroup(ItemMeta meta,
      [IMeasureItem? parent]) {
    if (meta.measureType != MeasureTypes.LvStudyByLineGroupTissue) {
      throw ArgumentError();
    }
    var ins = LvStudy(meta);
    ins.calculator = LvStudyDistanceGroupCal(ins);

    return ins;
  }

  static LvStudy createLvSimpleTissue(ItemMeta meta, [IMeasureItem? parent]) {
    var ins = LvStudy(meta);
    ins.calculator = LvStudySimpleCal(ins);
    return ins;
  }

  static LvStudy createLvSimpleTissueTm(ItemMeta meta, [IMeasureItem? parent]) {
    var ins = LvStudy(
      meta,
      ifTimeSpan: true,
      ifVertical: true,
    );
    ins.calculator = LvStudySimpleCal(ins);
    return ins;
  }
}

class StraightLineGroupFeature extends TopMeasureItemFeature {
  StraightLineGroupFeature(
    ITopMeasureItem refItem,
  ) : super(refItem);
}