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29 
30 #ifndef MEASUREMENT_API_CLINET_H
31 #define MEASUREMENT_API_CLINET_H
32 
33 #include <mutex>
34 #include <android/hardware/gnss/2.1/IGnssMeasurement.h>
35 #include <android/hardware/gnss/2.1/IGnssMeasurementCallback.h>
36 #include <LocationAPIClientBase.h>
37 #include <hidl/Status.h>
38 #include <gps_extended_c.h>
39 
40 namespace android {
41 namespace hardware {
42 namespace gnss {
43 namespace V2_1 {
44 namespace implementation {
45 
46 using ::android::sp;
47 
48 class MeasurementAPIClient : public LocationAPIClientBase
49 {
50 public:
51     MeasurementAPIClient();
52     MeasurementAPIClient(const MeasurementAPIClient&) = delete;
53     MeasurementAPIClient& operator=(const MeasurementAPIClient&) = delete;
54 
55     // for GpsMeasurementInterface
56     template <typename T>
57     Return<IGnssMeasurement::GnssMeasurementStatus> measurementSetCallback(
58             const sp<T>& callback, GnssPowerMode powerMode = GNSS_POWER_MODE_INVALID) {
59         mMutex.lock();
60         setCallbackLocked(callback);
61         mMutex.unlock();
62 
63         return startTracking(powerMode);
64     }
65 
66     void measurementClose();
67     Return<IGnssMeasurement::GnssMeasurementStatus> startTracking(
68             GnssPowerMode powerMode = GNSS_POWER_MODE_INVALID,
69             uint32_t timeBetweenMeasurement = GPS_DEFAULT_FIX_INTERVAL_MS);
70 
71     // callbacks we are interested in
72     void onGnssMeasurementsCb(GnssMeasurementsNotification gnssMeasurementsNotification) final;
73 
74 private:
setCallbackLocked(const sp<V1_0::IGnssMeasurementCallback> & callback)75     inline void setCallbackLocked(const sp<V1_0::IGnssMeasurementCallback>& callback) {
76         mGnssMeasurementCbIface = callback;
77     }
setCallbackLocked(const sp<V1_1::IGnssMeasurementCallback> & callback)78     inline void setCallbackLocked(const sp<V1_1::IGnssMeasurementCallback>& callback) {
79         mGnssMeasurementCbIface_1_1 = callback;
80     }
setCallbackLocked(const sp<V2_0::IGnssMeasurementCallback> & callback)81     inline void setCallbackLocked(const sp<V2_0::IGnssMeasurementCallback>& callback) {
82         mGnssMeasurementCbIface_2_0 = callback;
83     }
setCallbackLocked(const sp<V2_1::IGnssMeasurementCallback> & callback)84     inline void setCallbackLocked(const sp<V2_1::IGnssMeasurementCallback>& callback) {
85         mGnssMeasurementCbIface_2_1 = callback;
86     }
87     virtual ~MeasurementAPIClient();
88 
89     std::mutex mMutex;
90     sp<V1_0::IGnssMeasurementCallback> mGnssMeasurementCbIface;
91     sp<V1_1::IGnssMeasurementCallback> mGnssMeasurementCbIface_1_1;
92     sp<V2_0::IGnssMeasurementCallback> mGnssMeasurementCbIface_2_0;
93     sp<V2_1::IGnssMeasurementCallback> mGnssMeasurementCbIface_2_1;
94     bool mTracking;
95     void clearInterfaces();
96 };
97 
98 }  // namespace implementation
99 }  // namespace V2_1
100 }  // namespace gnss
101 }  // namespace hardware
102 }  // namespace android
103 #endif // MEASUREMENT_API_CLINET_H
104