sforkowany z mirror/meshtastic-firmware
57 wiersze
1.6 KiB
C++
57 wiersze
1.6 KiB
C++
#pragma once
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#include "GPS.h"
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#include "Observer.h"
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#include "TinyGPS++.h"
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/**
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* A gps class thatreads from a NMEA GPS stream (and FIXME - eventually keeps the gps powered down except when reading)
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*
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* When new data is available it will notify observers.
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*/
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class NMEAGPS : public GPS
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{
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TinyGPSPlus reader;
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uint8_t fixQual = 0; // fix quality from GPGGA
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#ifndef TINYGPS_OPTION_NO_CUSTOM_FIELDS
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// (20210908) TinyGps++ can only read the GPGSA "FIX TYPE" field
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// via optional feature "custom fields", currently disabled (bug #525)
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TinyGPSCustom gsafixtype; // custom extract fix type from GPGSA
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TinyGPSCustom gsapdop; // custom extract PDOP from GPGSA
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uint8_t fixType = 0; // fix type from GPGSA
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#endif
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public:
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virtual bool setupGPS() override;
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virtual bool factoryReset() override;
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protected:
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/** Subclasses should look for serial rx characters here and feed it to their GPS parser
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*
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* Return true if we received a valid message from the GPS
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*/
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virtual bool whileIdle() override;
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/**
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* Perform any processing that should be done only while the GPS is awake and looking for a fix.
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* Override this method to check for new locations
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*
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* @return true if we've acquired a time
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*/
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virtual bool lookForTime() override;
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/**
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* Perform any processing that should be done only while the GPS is awake and looking for a fix.
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* Override this method to check for new locations
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*
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* @return true if we've acquired a new location
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*/
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virtual bool lookForLocation() override;
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virtual bool hasLock() override;
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virtual bool hasFlow() override;
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};
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