1 /* 2 * Copyright (C) 2020 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <Constants.h> 20 #include <android/hardware/gnss/1.0/IGnss.h> 21 #include <android/hardware/gnss/2.0/IGnss.h> 22 #include <hidl/Status.h> 23 #include <ctime> 24 #include <string> 25 #include "aidl/android/hardware/gnss/IGnss.h" 26 namespace android { 27 namespace hardware { 28 namespace gnss { 29 namespace common { 30 31 /** Helper class to parse and store the GNSS fix details information. */ 32 class NmeaFixInfo { 33 private: 34 float altitudeMeters; 35 float bearingDegrees; 36 uint32_t fixId; 37 bool hasGMCRecord; 38 bool hasGGARecord; 39 float hDop; 40 float vDop; 41 float latDeg; 42 float lngDeg; 43 uint32_t satelliteCount; 44 float speedMetersPerSec; 45 int64_t timestamp; 46 47 public: 48 static std::unique_ptr<V2_0::GnssLocation> getLocationFromInputStr(const std::string& inputStr); 49 static std::unique_ptr<aidl::android::hardware::gnss::GnssLocation> getAidlLocationFromInputStr( 50 const std::string& inputStr); 51 52 private: 53 static void splitStr(const std::string& line, const char& delimiter, 54 std::vector<std::string>& out); 55 static float checkAndConvertToFloat(const std::string& sentence); 56 static int64_t nmeaPartsToTimestamp(const std::string& timeStr, const std::string& dateStr); 57 58 NmeaFixInfo(); 59 void parseGGALine(const std::vector<std::string>& sentenceValues); 60 void parseRMCLine(const std::vector<std::string>& sentenceValues); 61 std::unique_ptr<V2_0::GnssLocation> toGnssLocation() const; 62 63 // Getters 64 float getAltitudeMeters() const; 65 float getBearingAccuracyDegrees() const; 66 float getBearingDegrees() const; 67 uint32_t getFixId() const; 68 float getHorizontalAccuracyMeters() const; 69 float getLatDeg() const; 70 float getLngDeg() const; 71 float getSpeedAccuracyMetersPerSecond() const; 72 float getSpeedMetersPerSec() const; 73 int64_t getTimestamp() const; 74 float getVerticalAccuracyMeters() const; 75 76 bool isValidFix() const; 77 void reset(); 78 NmeaFixInfo& operator=(const NmeaFixInfo& rhs); 79 }; 80 81 } // namespace common 82 } // namespace gnss 83 } // namespace hardware 84 } // namespace android