mirror of https://github.com/YTVanced/VancedMicroG
130 lines
4.0 KiB
Java
130 lines
4.0 KiB
Java
/*
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* Copyright (c) 2014 μg Project Team
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.android.gms.maps.model;
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import android.os.Parcel;
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import org.microg.safeparcel.SafeParcelUtil;
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import org.microg.safeparcel.SafeParcelable;
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import org.microg.safeparcel.SafeParceled;
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/**
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* An immutable class representing a pair of latitude and longitude coordinates, stored as degrees.
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*/
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public final class LatLng implements SafeParcelable {
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@SafeParceled(1)
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private final int versionCode;
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/**
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* Latitude, in degrees. This value is in the range [-90, 90].
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*/
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@SafeParceled(2)
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public final double latitude;
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/**
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* Longitude, in degrees. This value is in the range [-180, 180).
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*/
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@SafeParceled(3)
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public final double longitude;
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/**
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* This constructor is dirty setting the final fields to make the compiler happy.
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* In fact, those are replaced by their real values later using SafeParcelUtil.
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*/
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private LatLng() {
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versionCode = -1;
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latitude = longitude = 0;
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}
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private LatLng(Parcel in) {
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this();
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SafeParcelUtil.readObject(this, in);
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}
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/**
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* Constructs a LatLng with the given latitude and longitude, measured in degrees.
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*
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* @param latitude The point's latitude. This will be clamped to between -90 degrees and
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* +90 degrees inclusive.
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* @param longitude The point's longitude. This will be normalized to be within -180 degrees
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* inclusive and +180 degrees exclusive.
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*/
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public LatLng(double latitude, double longitude) {
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this.versionCode = 1;
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this.latitude = Math.max(-90, Math.min(90, latitude));
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if ((-180 <= longitude) && (longitude < 180)) {
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this.longitude = longitude;
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} else {
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this.longitude = ((360 + (longitude - 180) % 360) % 360 - 180);
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}
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}
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/**
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* Tests if this LatLng is equal to another.
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* <p/>
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* Two points are considered equal if and only if their latitudes are bitwise equal and their
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* longitudes are bitwise equal. This means that two {@link LatLng}s that are very near, in
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* terms of geometric distance, might not be considered {@code .equal()}.
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*/
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@Override
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public boolean equals(Object o) {
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if (this == o)
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return true;
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if (o == null || getClass() != o.getClass())
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return false;
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LatLng latLng = (LatLng) o;
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if (Double.compare(latLng.latitude, latitude) != 0)
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return false;
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if (Double.compare(latLng.longitude, longitude) != 0)
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return false;
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return true;
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}
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@Override
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public final int hashCode() {
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long tmp1 = Double.doubleToLongBits(latitude);
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int tmp2 = 31 + (int) (tmp1 ^ tmp1 >>> 32);
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tmp1 = Double.doubleToLongBits(longitude);
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return tmp2 * 31 + (int) (tmp1 ^ tmp1 >>> 32);
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}
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@Override
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public String toString() {
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return "lat/lng: (" + latitude + "," + longitude + ")";
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}
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@Override
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public int describeContents() {
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return 0;
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}
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@Override
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public void writeToParcel(Parcel out, int flags) {
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SafeParcelUtil.writeObject(this, out, flags);
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}
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public static Creator<LatLng> CREATOR = new Creator<LatLng>() {
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public LatLng createFromParcel(Parcel source) {
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return new LatLng(source);
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}
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public LatLng[] newArray(int size) {
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return new LatLng[size];
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}
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};
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}
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