Last change
on this file was 59, checked in by DHERBOMEZ Gérald, 10 years ago |
Integration of new modules:
- GPS NMEA0183 decoder
- Span CPT Decoder
Update of:
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File size:
1.1 KB
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1 | #include "nmea0183.h"
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2 |
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3 | const QString& field( int desired_field_number, const QString& sentence )
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4 | {
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5 | static QString return_string;
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6 |
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7 | //return_string.Empty();
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8 |
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9 | int index = 1; // Skip over the $ at the begining of the sentence
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10 | int return_index = 0;
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11 | int current_field_number = 0;
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12 | int string_length = 0;
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13 |
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14 | string_length = sentence.length();
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15 |
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16 | while( current_field_number < desired_field_number && index < string_length )
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17 | {
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18 | if ( sentence[ index ] == ',' || sentence[ index ] == '*' )
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19 | {
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20 | current_field_number++;
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21 | }
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22 | else
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23 | {
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24 | /*
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25 | ** Do Nothing
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26 | */
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27 | }
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28 |
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29 | index++;
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30 | }
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31 |
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32 | if ( current_field_number == desired_field_number )
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33 | {
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34 | while( index < string_length &&
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35 | sentence[ index ] != ',' &&
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36 | sentence[ index ] != '*' &&
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37 | sentence[ index ] != (char)0x00 )
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38 | {
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39 | return_string += sentence[ index ];
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40 | index++;
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41 | }
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42 | }
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43 | else
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44 | {
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45 | /*
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46 | ** Do Nothing
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47 | */
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48 | }
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49 |
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50 | return( return_string );
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51 | }
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