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/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.server.location;
import android.location.IGpsStatusListener;
import android.os.Handler;
import android.os.RemoteException;
/**
* Implementation of a handler for {@link IGpsStatusListener}.
*/
abstract class GpsStatusListenerHelper extends RemoteListenerHelper<IGpsStatusListener> {
public GpsStatusListenerHelper(Handler handler) {
super(handler, "GpsStatusListenerHelper");
Operation nullOperation = new Operation() {
@Override
public void execute(IGpsStatusListener iGpsStatusListener) throws RemoteException {}
};
setSupported(GpsLocationProvider.isSupported(), nullOperation);
}
@Override
protected boolean registerWithService() {
return true;
}
@Override
protected void unregisterFromService() {}
@Override
protected ListenerOperation<IGpsStatusListener> getHandlerOperation(int result) {
return null;
}
@Override
protected void handleGpsEnabledChanged(boolean enabled) {
Operation operation;
if (enabled) {
operation = new Operation() {
@Override
public void execute(IGpsStatusListener listener) throws RemoteException {
listener.onGpsStarted();
}
};
} else {
operation = new Operation() {
@Override
public void execute(IGpsStatusListener listener) throws RemoteException {
listener.onGpsStopped();
}
};
}
foreach(operation);
}
public void onFirstFix(final int timeToFirstFix) {
Operation operation = new Operation() {
@Override
public void execute(IGpsStatusListener listener) throws RemoteException {
listener.onFirstFix(timeToFirstFix);
}
};
foreach(operation);
}
public void onSvStatusChanged(
final int svCount,
final int[] prns,
final float[] snrs,
final float[] elevations,
final float[] azimuths,
final int ephemerisMask,
final int almanacMask,
final int usedInFixMask) {
Operation operation = new Operation() {
@Override
public void execute(IGpsStatusListener listener) throws RemoteException {
listener.onSvStatusChanged(
svCount,
prns,
snrs,
elevations,
azimuths,
ephemerisMask,
almanacMask,
usedInFixMask);
}
};
foreach(operation);
}
public void onNmeaReceived(final long timestamp, final String nmea) {
Operation operation = new Operation() {
@Override
public void execute(IGpsStatusListener listener) throws RemoteException {
listener.onNmeaReceived(timestamp, nmea);
}
};
foreach(operation);
}
private abstract class Operation implements ListenerOperation<IGpsStatusListener> { }
}
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