java/com/android/incallui/bindings/DistanceHelper.java

/*
 * 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.bindings;

import android.location.Address;

/** Superclass for a helper class to get the current location and distance to other locations. */
public interface DistanceHelper {

  float DISTANCE_NOT_FOUND = -1;
  float MILES_PER_METER = (float) 0.000621371192;
  float KILOMETERS_PER_METER = (float) 0.001;

  void cleanUp();

  float calculateDistance(Address address);

  interface Listener {

    void onLocationReady();
  }
}