149 lines
4.2 KiB
Java
149 lines
4.2 KiB
Java
/*
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* Copyright (C) 2023 The Android Open Source Project
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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 android.telephony.satellite;
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import android.annotation.FlaggedApi;
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import android.annotation.NonNull;
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import android.annotation.SystemApi;
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import android.os.Parcel;
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import android.os.Parcelable;
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import com.android.internal.telephony.flags.Flags;
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import java.util.Objects;
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/**
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* Antenna direction is provided as X/Y/Z values corresponding to the direction of the antenna
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* main lobe as a unit vector in CTIA coordinate system (as specified in Appendix A of Wireless
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* device CTIA OTAn test plan). CTIA coordinate system is defined relative to device’s screen
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* when the device is held in default portrait mode with screen facing the user:
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*
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* Z axis is vertical along the plane of the device with positive Z pointing up and negative z
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* pointing towards bottom of the device
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* Y axis is horizontal along the plane of the device with positive Y pointing towards right of
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* the phone screen and negative Y pointing towards left
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* X axis is orthogonal to the Y-Z plane (phone screen), pointing away from the phone screen for
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* positive X and pointing away from back of the phone for negative X.
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* @hide
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*/
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@SystemApi
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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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public final class AntennaDirection implements Parcelable {
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/** Antenna x axis direction. */
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private float mX;
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/** Antenna y axis direction. */
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private float mY;
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/** Antenna z axis direction. */
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private float mZ;
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/**
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* @hide
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*/
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public AntennaDirection(float x, float y, float z) {
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mX = x;
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mY = y;
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mZ = z;
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}
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private AntennaDirection(Parcel in) {
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readFromParcel(in);
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}
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@Override
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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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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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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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public void writeToParcel(@NonNull Parcel out, int flags) {
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out.writeFloat(mX);
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out.writeFloat(mY);
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out.writeFloat(mZ);
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}
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@NonNull
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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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public static final Creator<AntennaDirection> CREATOR =
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new Creator<>() {
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@Override
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public AntennaDirection createFromParcel(Parcel in) {
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return new AntennaDirection(in);
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}
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@Override
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public AntennaDirection[] newArray(int size) {
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return new AntennaDirection[size];
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}
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};
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@Override
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@NonNull public String toString() {
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StringBuilder sb = new StringBuilder();
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sb.append("X:");
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sb.append(mX);
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sb.append(",");
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sb.append("Y:");
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sb.append(mY);
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sb.append(",");
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sb.append("Z:");
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sb.append(mZ);
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return sb.toString();
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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) return true;
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if (o == null || getClass() != o.getClass()) return false;
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AntennaDirection that = (AntennaDirection) o;
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return mX == that.mX
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&& mY == that.mY
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&& mZ == that.mZ;
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}
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@Override
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public int hashCode() {
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return Objects.hash(mX, mY, mZ);
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}
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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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public float getX() {
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return mX;
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}
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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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public float getY() {
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return mY;
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}
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@FlaggedApi(Flags.FLAG_OEM_ENABLED_SATELLITE_FLAG)
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public float getZ() {
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return mZ;
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}
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private void readFromParcel(Parcel in) {
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mX = in.readFloat();
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mY = in.readFloat();
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mZ = in.readFloat();
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}
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}
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