62 lines
2.2 KiB
Dart
62 lines
2.2 KiB
Dart
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// ignore_for_file: constant_identifier_names
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import 'sentence.dart';
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import 'parser.dart';
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import 'types.dart';
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const TypeBWR = "BWR";
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class BWR {
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Time time; // UTC Time
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double latitude; // latitude of waypoint
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double longitude; // longitude of waypoint
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double bearingTrue; // true bearing in degrees
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String bearingTrueType; // is type of true bearing
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double bearingMagnetic; // magnetic bearing in degrees
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String bearingMagneticType; // is type of magnetic bearing
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double distanceNauticalMiles; // distance to waypoint in nautical miles
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String
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distanceNauticalMilesUnit; // is unit of distance to waypoint nautical miles
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String destinationWaypointID; // destination waypoint ID
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String ffaMode; // FAA mode indicator (filled in NMEA 2.3 and later)
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BWR({
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required this.time,
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required this.latitude,
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required this.longitude,
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required this.bearingTrue,
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required this.bearingTrueType,
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required this.bearingMagnetic,
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required this.bearingMagneticType,
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required this.distanceNauticalMiles,
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required this.distanceNauticalMilesUnit,
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required this.destinationWaypointID,
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required this.ffaMode,
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});
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static BWR newBWR(BaseSentence s) {
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var p = Parser(s);
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var bwr = BWR(
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time: p.time(0, "time"),
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latitude: p.latLong(1, 2, "latitude"),
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longitude: p.latLong(3, 4, "longitude"),
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bearingTrue: p.float64(5, "true bearing"),
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bearingTrueType: p.enumString(6, "true bearing type", [BearingTrue]),
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bearingMagnetic: p.float64(7, "magnetic bearing"),
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bearingMagneticType:
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p.enumString(8, "magnetic bearing type", [BearingMagnetic]),
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distanceNauticalMiles:
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p.float64(9, "distance to waypoint is nautical miles"),
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distanceNauticalMilesUnit: p.enumString(
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10,
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"is distance to waypoint nautical miles unit",
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[DistanceUnitNauticalMile]),
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destinationWaypointID: p.string(11, "destination waypoint ID"),
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ffaMode: "");
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if (s.fields.length > 12) {
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bwr.ffaMode = p.string(12,
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"FAA mode"); // not enum because some devices have proprietary "non-nmea" values
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}
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return bwr;
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}
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}
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