fis_lib_measure/lib/process/calcuators/trace.dart

import 'package:fis_measure/interfaces/process/items/terms.dart';
import 'package:fis_measure/process/primitives/multi_method/multiple_trace.dart';
import 'calculator.dart';

class TraceCal extends Calculator<TraceItemAbstract, double> {
  TraceCal(TraceItemAbstract ref) : super(ref);

  @override
  void calculate() {
    if (ref.feature == null) return;

    final feature = ref.feature!;
    final viewport = feature.hostVisualArea!.viewport!;
    final points = feature.innerPoints.map((e) => viewport.convert(e)).toList();

    double fakeOutputDate = 0;
    for (var output in ref.meta.outputs) {
      if (output.name == MeasureTerms.Slope) {
        feature.updateFloatValue(output, fakeOutputDate, output.unit);
      } else if (output.name == MeasureTerms.Timespan) {
        feature.updateFloatValue(output, fakeOutputDate, output.unit);
      } else if (output.name == MeasureTerms.Distance) {
        feature.updateFloatValue(output, fakeOutputDate, output.unit);
      }
    }
  }
}