55namespace TensionDev . Maritime . AIS
66{
77 /// <summary>
8- /// Message 1: Position reports
8+ /// Message 1: Position report (Scheduled)
99 /// </summary>
1010 public class AISMessage01 : AISMessage
1111 {
12- private UInt64 bitVector0_59 ;
13- private UInt64 bitVector60_119 ;
14- private UInt64 bitVector120_167 ;
12+ private UInt64 _bitVector0_59 ;
13+ private UInt64 _bitVector60_119 ;
14+ private UInt64 _bitVector120_167 ;
1515
1616 protected UInt32 userId30 ;
1717 protected UInt16 navigationalStatus4 ;
@@ -368,9 +368,9 @@ protected override void DecodePayloads(IList<String> payloads)
368368
369369 String payload = payloads [ 0 ] ;
370370
371- bitVector0_59 = DecodePayload ( payload , 0 , 10 ) ;
372- bitVector60_119 = DecodePayload ( payload , 10 , 10 ) ;
373- bitVector120_167 = DecodePayload ( payload , 20 , 8 ) ;
371+ _bitVector0_59 = DecodePayload ( payload , 0 , 10 ) ;
372+ _bitVector60_119 = DecodePayload ( payload , 10 , 10 ) ;
373+ _bitVector120_167 = DecodePayload ( payload , 20 , 8 ) ;
374374
375375 SetBitVector0_59 ( ) ;
376376 SetBitVector60_119 ( ) ;
@@ -387,189 +387,189 @@ protected override IList<String> EncodePayloads()
387387 GetBitVector60_119 ( ) ;
388388 GetBitVector120_167 ( ) ;
389389
390- payload . Append ( EncodePayload ( bitVector0_59 , 60 ) ) ;
391- payload . Append ( EncodePayload ( bitVector60_119 , 60 ) ) ;
392- payload . Append ( EncodePayload ( bitVector120_167 , 48 ) ) ;
390+ payload . Append ( EncodePayload ( _bitVector0_59 , 60 ) ) ;
391+ payload . Append ( EncodePayload ( _bitVector60_119 , 60 ) ) ;
392+ payload . Append ( EncodePayload ( _bitVector120_167 , 48 ) ) ;
393393
394394 payloads . Add ( payload . ToString ( ) ) ;
395395
396396 return payloads ;
397397 }
398-
398+
399399 private void GetBitVector0_59 ( )
400400 {
401- bitVector0_59 = 0 ;
401+ _bitVector0_59 = 0 ;
402402
403- bitVector0_59 = messageId6 ;
403+ _bitVector0_59 = messageId6 ;
404404
405- bitVector0_59 <<= 2 ;
406- bitVector0_59 |= repeatIndicator2 ;
405+ _bitVector0_59 <<= 2 ;
406+ _bitVector0_59 |= repeatIndicator2 ;
407407
408- bitVector0_59 <<= 30 ;
409- bitVector0_59 |= userId30 ;
408+ _bitVector0_59 <<= 30 ;
409+ _bitVector0_59 |= userId30 ;
410410
411- bitVector0_59 <<= 4 ;
412- bitVector0_59 |= navigationalStatus4 ;
411+ _bitVector0_59 <<= 4 ;
412+ _bitVector0_59 |= navigationalStatus4 ;
413413
414414 if ( rateOfTurn8 < 0 )
415415 {
416416 UInt64 tempRateOfTurn = ( UInt64 ) ( rateOfTurn8 + ( Int32 ) 0xFF ) ;
417417
418- bitVector0_59 <<= 8 ;
419- bitVector0_59 |= tempRateOfTurn ;
418+ _bitVector0_59 <<= 8 ;
419+ _bitVector0_59 |= tempRateOfTurn ;
420420 }
421421 else
422422 {
423- bitVector0_59 <<= 8 ;
424- bitVector0_59 |= ( UInt64 ) ( ( UInt16 ) rateOfTurn8 ) ;
423+ _bitVector0_59 <<= 8 ;
424+ _bitVector0_59 |= ( UInt64 ) ( ( UInt16 ) rateOfTurn8 ) ;
425425 }
426426
427- bitVector0_59 <<= 10 ;
428- bitVector0_59 |= speedOverGround10 ;
427+ _bitVector0_59 <<= 10 ;
428+ _bitVector0_59 |= speedOverGround10 ;
429429 }
430430
431431 private void GetBitVector60_119 ( )
432432 {
433- bitVector60_119 = 0 ;
433+ _bitVector60_119 = 0 ;
434434
435435 if ( positionAccuracy1 )
436436 {
437- bitVector60_119 |= 1 ;
437+ _bitVector60_119 |= 1 ;
438438 }
439439
440440 if ( longitude28 < 0 )
441441 {
442442 UInt64 tempLongitude = ( UInt64 ) ( longitude28 + ( Int32 ) 0xFFFFFFF ) ;
443443
444- bitVector60_119 <<= 28 ;
445- bitVector60_119 |= tempLongitude ;
444+ _bitVector60_119 <<= 28 ;
445+ _bitVector60_119 |= tempLongitude ;
446446 }
447447 else
448448 {
449- bitVector60_119 <<= 28 ;
450- bitVector60_119 |= ( UInt64 ) ( ( UInt32 ) longitude28 ) ;
449+ _bitVector60_119 <<= 28 ;
450+ _bitVector60_119 |= ( UInt64 ) ( ( UInt32 ) longitude28 ) ;
451451 }
452452
453453 if ( latitude27 < 0 )
454454 {
455455 UInt64 tempLatitude = ( UInt64 ) ( latitude27 + ( Int32 ) 0x7FFFFFF ) ;
456456
457- bitVector60_119 <<= 27 ;
458- bitVector60_119 |= tempLatitude ;
457+ _bitVector60_119 <<= 27 ;
458+ _bitVector60_119 |= tempLatitude ;
459459 }
460460 else
461461 {
462- bitVector60_119 <<= 27 ;
463- bitVector60_119 |= ( UInt64 ) ( ( UInt32 ) latitude27 ) ;
462+ _bitVector60_119 <<= 27 ;
463+ _bitVector60_119 |= ( UInt64 ) ( ( UInt32 ) latitude27 ) ;
464464 }
465465
466- bitVector60_119 <<= 4 ;
467- bitVector60_119 |= GetBitVector ( ( UInt64 ) courseOverGround12 , 12 , 8 ) ;
466+ _bitVector60_119 <<= 4 ;
467+ _bitVector60_119 |= GetBitVector ( ( UInt64 ) courseOverGround12 , 12 , 8 ) ;
468468 }
469469
470470 private void GetBitVector120_167 ( )
471471 {
472- bitVector120_167 = 0 ;
472+ _bitVector120_167 = 0 ;
473473
474- bitVector120_167 = GetBitVector ( ( UInt64 ) courseOverGround12 , 8 ) ;
474+ _bitVector120_167 = GetBitVector ( ( UInt64 ) courseOverGround12 , 8 ) ;
475475
476- bitVector120_167 <<= 9 ;
477- bitVector120_167 |= trueHeading9 ;
476+ _bitVector120_167 <<= 9 ;
477+ _bitVector120_167 |= trueHeading9 ;
478478
479- bitVector120_167 <<= 6 ;
480- bitVector120_167 |= timestamp6 ;
479+ _bitVector120_167 <<= 6 ;
480+ _bitVector120_167 |= timestamp6 ;
481481
482- bitVector120_167 <<= 2 ;
483- bitVector120_167 |= specialManoeuvreIndicator2 ;
482+ _bitVector120_167 <<= 2 ;
483+ _bitVector120_167 |= specialManoeuvreIndicator2 ;
484484
485- bitVector120_167 <<= 3 ;
486- bitVector120_167 |= spare3 ;
485+ _bitVector120_167 <<= 3 ;
486+ _bitVector120_167 |= spare3 ;
487487
488- bitVector120_167 <<= 1 ;
488+ _bitVector120_167 <<= 1 ;
489489 if ( raim1 )
490490 {
491- bitVector120_167 |= 1 ;
491+ _bitVector120_167 |= 1 ;
492492 }
493493
494- bitVector120_167 <<= 19 ;
495- bitVector120_167 |= CommunicationState . CommunicationState ;
494+ _bitVector120_167 <<= 19 ;
495+ _bitVector120_167 |= CommunicationState . CommunicationState ;
496496 }
497497
498498 private void SetBitVector0_59 ( )
499499 {
500- speedOverGround10 = ( UInt16 ) ( bitVector0_59 & 0x3FF ) ;
501- bitVector0_59 >>= 10 ;
500+ speedOverGround10 = ( UInt16 ) ( _bitVector0_59 & 0x3FF ) ;
501+ _bitVector0_59 >>= 10 ;
502502
503- rateOfTurn8 = ( Int16 ) ( bitVector0_59 & 0xFF ) ;
503+ rateOfTurn8 = ( Int16 ) ( _bitVector0_59 & 0xFF ) ;
504504 if ( rateOfTurn8 > 0x7F )
505505 {
506506 rateOfTurn8 -= 0xFF ;
507507 }
508- bitVector0_59 >>= 8 ;
508+ _bitVector0_59 >>= 8 ;
509509
510- navigationalStatus4 = ( UInt16 ) ( bitVector0_59 & 0xF ) ;
511- bitVector0_59 >>= 4 ;
510+ navigationalStatus4 = ( UInt16 ) ( _bitVector0_59 & 0xF ) ;
511+ _bitVector0_59 >>= 4 ;
512512
513- userId30 = ( UInt32 ) ( bitVector0_59 & 0x7FFFFFFF ) ;
514- bitVector0_59 >>= 30 ;
513+ userId30 = ( UInt32 ) ( _bitVector0_59 & 0x7FFFFFFF ) ;
514+ _bitVector0_59 >>= 30 ;
515515
516- repeatIndicator2 = ( UInt16 ) ( bitVector0_59 & 0x3 ) ;
517- bitVector0_59 >>= 2 ;
516+ repeatIndicator2 = ( UInt16 ) ( _bitVector0_59 & 0x3 ) ;
517+ _bitVector0_59 >>= 2 ;
518518
519- messageId6 = ( UInt16 ) ( bitVector0_59 & 0x3F ) ;
520- bitVector0_59 >>= 6 ;
519+ messageId6 = ( UInt16 ) ( _bitVector0_59 & 0x3F ) ;
520+ _bitVector0_59 >>= 6 ;
521521 }
522522
523523 private void SetBitVector60_119 ( )
524524 {
525- courseOverGround12 = ( UInt16 ) ( bitVector60_119 & 0xF ) ;
525+ courseOverGround12 = ( UInt16 ) ( _bitVector60_119 & 0xF ) ;
526526 courseOverGround12 <<= 8 ;
527- bitVector60_119 >>= 4 ;
527+ _bitVector60_119 >>= 4 ;
528528
529- latitude27 = ( Int32 ) ( bitVector60_119 & 0x7FFFFFF ) ;
529+ latitude27 = ( Int32 ) ( _bitVector60_119 & 0x7FFFFFF ) ;
530530 if ( latitude27 > 0x3FFFFFF )
531531 {
532532 latitude27 -= 0x7FFFFFF ;
533533 }
534- bitVector60_119 >>= 27 ;
534+ _bitVector60_119 >>= 27 ;
535535
536- longitude28 = ( Int32 ) ( bitVector60_119 & 0xFFFFFFF ) ;
536+ longitude28 = ( Int32 ) ( _bitVector60_119 & 0xFFFFFFF ) ;
537537 if ( longitude28 > 0x7FFFFFF )
538538 {
539539 longitude28 -= 0xFFFFFFF ;
540540 }
541- bitVector60_119 >>= 28 ;
541+ _bitVector60_119 >>= 28 ;
542542
543- positionAccuracy1 = ( ( bitVector60_119 & 0x1 ) != 0 ) ;
544- bitVector60_119 >>= 1 ;
543+ positionAccuracy1 = ( ( _bitVector60_119 & 0x1 ) != 0 ) ;
544+ _bitVector60_119 >>= 1 ;
545545 }
546546
547547 private void SetBitVector120_167 ( )
548548 {
549- UInt32 communicationState = ( UInt32 ) ( bitVector120_167 & 0x7FFFF ) ;
550- bitVector120_167 >>= 19 ;
549+ UInt32 communicationState = ( UInt32 ) ( _bitVector120_167 & 0x7FFFF ) ;
550+ _bitVector120_167 >>= 19 ;
551551 CommunicationState = new SOTDMACommunicationState ( )
552552 {
553553 CommunicationState = communicationState
554554 } ;
555555
556- raim1 = ( ( bitVector120_167 & 0x1 ) != 0 ) ;
557- bitVector120_167 >>= 1 ;
556+ raim1 = ( ( _bitVector120_167 & 0x1 ) != 0 ) ;
557+ _bitVector120_167 >>= 1 ;
558558
559- spare3 = ( UInt16 ) ( bitVector120_167 & 0x7 ) ;
560- bitVector120_167 >>= 3 ;
559+ spare3 = ( UInt16 ) ( _bitVector120_167 & 0x7 ) ;
560+ _bitVector120_167 >>= 3 ;
561561
562- specialManoeuvreIndicator2 = ( UInt16 ) ( bitVector120_167 & 0x3 ) ;
563- bitVector120_167 >>= 2 ;
562+ specialManoeuvreIndicator2 = ( UInt16 ) ( _bitVector120_167 & 0x3 ) ;
563+ _bitVector120_167 >>= 2 ;
564564
565- timestamp6 = ( UInt16 ) ( bitVector120_167 & 0x3F ) ;
566- bitVector120_167 >>= 6 ;
565+ timestamp6 = ( UInt16 ) ( _bitVector120_167 & 0x3F ) ;
566+ _bitVector120_167 >>= 6 ;
567567
568- trueHeading9 = ( UInt16 ) ( bitVector120_167 & 0x1FF ) ;
569- bitVector120_167 >>= 9 ;
568+ trueHeading9 = ( UInt16 ) ( _bitVector120_167 & 0x1FF ) ;
569+ _bitVector120_167 >>= 9 ;
570570
571- courseOverGround12 |= ( UInt16 ) ( bitVector120_167 & 0xFF ) ;
572- bitVector120_167 >>= 8 ;
571+ courseOverGround12 |= ( UInt16 ) ( _bitVector120_167 & 0xFF ) ;
572+ _bitVector120_167 >>= 8 ;
573573 }
574574
575575 public enum NavigationalStatusEnum
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