GPS_VTG.h

00001 /*
00002     Copyright (c) 2010 Andy Kirkham
00003  
00004     Permission is hereby granted, free of charge, to any person obtaining a copy
00005     of this software and associated documentation files (the "Software"), to deal
00006     in the Software without restriction, including without limitation the rights
00007     to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
00008     copies of the Software, and to permit persons to whom the Software is
00009     furnished to do so, subject to the following conditions:
00010  
00011     The above copyright notice and this permission notice shall be included in
00012     all copies or substantial portions of the Software.
00013  
00014     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
00015     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
00016     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
00017     AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
00018     LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
00019     OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
00020     THE SOFTWARE.
00021 */
00022 
00023 #ifndef GPS_VTG_H
00024 #define GPS_VTG_H
00025 
00026 #include "mbed.h"
00027 
00028 /** GPS_Time definition.
00029  */
00030 class GPS_VTG {
00031 public:
00032 
00033     //! The velocity (in knots)
00034     double _velocity_knots;
00035     //! The velocity (in kph)
00036     double _velocity_kph;
00037     //! The track (in decimal degrees true)
00038     double _track_true;    
00039     //! The track (in decimal degrees magnetic)
00040     double _track_mag;    
00041     
00042     GPS_VTG();
00043     GPS_VTG * vtg(GPS_VTG *n);
00044     void nmea_vtg(char *s); 
00045     
00046     double velocity_knots(void) { return _velocity_knots; }
00047     double velocity_kph(void)   { return _velocity_kph; }
00048     double track_true(void)     { return _track_true;   } 
00049     double track_mag(void)      { return _track_mag;    }
00050      
00051 };
00052 
00053 #endif
00054