source: pacpussensors/trunk/NMEA0183/src/WPL.cpp@ 80

Last change on this file since 80 was 59, checked in by DHERBOMEZ Gérald, 10 years ago

Integration of new modules:

  • GPS NMEA0183 decoder
  • Span CPT Decoder

Update of:

File size: 1.7 KB
Line 
1#include "nmea0183.h"
2#pragma hdrstop
3
4/*
5** Author: Samuel R. Blackburn
6** Internet: sam_blackburn@pobox.com
7**
8** You can use it any way you like as long as you don't try to sell it.
9**
10** Copyright, 1996, Samuel R. Blackburn
11**
12** $Workfile: wpl.cpp $
13** $Revision: 4 $
14** $Modtime: 10/10/98 2:39p $
15*/
16
17
18
19WPL::WPL()
20{
21 Mnemonic = "WPL";
22 Empty();
23}
24
25WPL::~WPL()
26{
27 //Mnemonic.Empty();
28 Empty();
29}
30
31void WPL::Empty( void )
32{
33 Position.Empty();
34 //To.Empty();
35}
36
37BOOL WPL::Parse( const SENTENCE& sentence )
38{
39 /*
40 ** WPL - Waypoint Location
41 **
42 ** +-------------------------------- 1) Latitude
43 ** | +------------------------ 2) N or S (North or South)
44 ** | | +---------------------- 3) Longitude
45 ** | | | +------------- 4) E or W (East or West)
46 ** | | | | +----------- 5) Waypoint name
47 ** | | | | | +-------6) Checksum
48 ** | | | | | |
49 ** $--WPL,llll.ll,a,yyyyy.yy,a,c--c*hh<CR><LF>
50 */
51
52 /*
53 ** First we check the checksum...
54 */
55
56 if ( sentence.IsChecksumBad( 6 ) == True )
57 {
58 SetErrorMessage( "Invalid Checksum" );
59 return( FALSE );
60 }
61
62 Position.Parse( 1, 2, 3, 4, sentence );
63 To = sentence.Field( 5 );
64
65 return( TRUE );
66}
67
68BOOL WPL::Write( SENTENCE& sentence )
69{
70 /*
71 ** Let the parent do its thing
72 */
73
74 RESPONSE::Write( sentence );
75
76 sentence += Position;
77 sentence += To;
78
79 sentence.Finish();
80
81 return( TRUE );
82}
83
84const WPL& WPL::operator = ( const WPL& source )
85{
86 Position = source.Position;
87 To = source.To;
88
89 return( *this );
90}
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