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/*
* Copyright (C) 2015 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.incallui;
import android.location.Address;
/**
* Superclass for a helper class to get the current location and distance to other locations.
*/
public abstract class DistanceHelper {
public static final float DISTANCE_NOT_FOUND = -1;
public static final float MILES_PER_METER = (float) 0.000621371192;
public static final float KILOMETERS_PER_METER = (float) 0.001;
public interface Listener {
public void onLocationReady();
}
public void cleanUp() {}
public float calculateDistance(Address address) {
return DISTANCE_NOT_FOUND;
}
}
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