android_device_xiaomi_sm8450-common/gps/android/2.0/location_api/GnssAPIClient.h

/* Copyright (c) 2017-2019, The Linux Foundation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 *       copyright notice, this list of conditions and the following
 *       disclaimer in the documentation and/or other materials provided
 *       with the distribution.
 *     * Neither the name of The Linux Foundation, nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 */

#ifndef GNSS_API_CLINET_H
#define GNSS_API_CLINET_H


#include <mutex>
#include <android/hardware/gnss/2.0/IGnss.h>
#include <android/hardware/gnss/2.0/IGnssCallback.h>
#include <LocationAPIClientBase.h>

namespace android {
namespace hardware {
namespace gnss {
namespace V2_0 {
namespace implementation {

using ::android::sp;

class GnssAPIClient : public LocationAPIClientBase
{
public:
    GnssAPIClient(const sp<V1_0::IGnssCallback>& gpsCb,
            const sp<V1_0::IGnssNiCallback>& niCb);
    GnssAPIClient(const sp<V2_0::IGnssCallback>& gpsCb);
    GnssAPIClient(const GnssAPIClient&) = delete;
    GnssAPIClient& operator=(const GnssAPIClient&) = delete;

    // for GpsInterface
    void gnssUpdateCallbacks(const sp<V1_0::IGnssCallback>& gpsCb,
            const sp<V1_0::IGnssNiCallback>& niCb);
    void gnssUpdateCallbacks_2_0(const sp<V2_0::IGnssCallback>& gpsCb);
    bool gnssStart();
    bool gnssStop();
    bool gnssSetPositionMode(V1_0::IGnss::GnssPositionMode mode,
            V1_0::IGnss::GnssPositionRecurrence recurrence,
            uint32_t minIntervalMs,
            uint32_t preferredAccuracyMeters,
            uint32_t preferredTimeMs,
            GnssPowerMode powerMode = GNSS_POWER_MODE_INVALID,
            uint32_t timeBetweenMeasurement = 0);

    // for GpsNiInterface
    void gnssNiRespond(int32_t notifId, V1_0::IGnssNiCallback::GnssUserResponseType userResponse);

    // these apis using LocationAPIControlClient
    void gnssDeleteAidingData(V1_0::IGnss::GnssAidingData aidingDataFlags);
    void gnssEnable(LocationTechnologyType techType);
    void gnssDisable();
    void gnssConfigurationUpdate(const GnssConfig& gnssConfig);

    inline LocationCapabilitiesMask gnssGetCapabilities() const {
        return mLocationCapabilitiesMask;
    }
    void requestCapabilities();

    // callbacks we are interested in
    void onCapabilitiesCb(LocationCapabilitiesMask capabilitiesMask) final;
    void onTrackingCb(Location location) final;
    void onGnssNiCb(uint32_t id, GnssNiNotification gnssNiNotification) final;
    void onGnssSvCb(GnssSvNotification gnssSvNotification) final;
    void onGnssNmeaCb(GnssNmeaNotification gnssNmeaNotification) final;

    void onStartTrackingCb(LocationError error) final;
    void onStopTrackingCb(LocationError error) final;

private:
    virtual ~GnssAPIClient();

    void setCallbacks();
    void initLocationOptions();
    sp<V1_0::IGnssCallback> mGnssCbIface;
    sp<V1_0::IGnssNiCallback> mGnssNiCbIface;
    std::mutex mMutex;
    LocationAPIControlClient* mControlClient;
    LocationCapabilitiesMask mLocationCapabilitiesMask;
    bool mLocationCapabilitiesCached;
    TrackingOptions mTrackingOptions;
    bool mTracking;
    sp<V2_0::IGnssCallback> mGnssCbIface_2_0;
};

}  // namespace implementation
}  // namespace V2_0
}  // namespace gnss
}  // namespace hardware
}  // namespace android
#endif // GNSS_API_CLINET_H