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/*
* Copyright (C) 2021 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 android.hardware.biometrics;
import android.annotation.NonNull;
import android.annotation.Nullable;
import android.graphics.Rect;
import android.os.Parcel;
import android.os.Parcelable;
/**
* The location of a sensor relative to a physical display.
*
* Note that the location may change depending on other attributes of the device, such as
* fold status, which are not yet included in this class.
* @hide
*/
public class SensorLocationInternal implements Parcelable {
/** Default value to use when the sensor's location is unknown or undefined. */
public static final SensorLocationInternal DEFAULT = new SensorLocationInternal("", 0, 0, 0);
/**
* The stable display id.
*/
@NonNull
public final String displayId;
/**
* The location of the center of the sensor if applicable. For example, sensors of type
* {@link FingerprintSensorProperties#TYPE_UDFPS_OPTICAL} would report this value as the
* distance in pixels, measured from the left edge of the screen.
*/
public final int sensorLocationX;
/**
* The location of the center of the sensor if applicable. For example, sensors of type
* {@link FingerprintSensorProperties#TYPE_UDFPS_OPTICAL} would report this value as the
* distance in pixels, measured from the top edge of the screen.
*
*/
public final int sensorLocationY;
/**
* The radius of the sensor if applicable. For example, sensors of type
* {@link FingerprintSensorProperties#TYPE_UDFPS_OPTICAL} would report this value as the radius
* of the sensor, in pixels.
*/
public final int sensorRadius;
public SensorLocationInternal(@Nullable String displayId,
int sensorLocationX, int sensorLocationY, int sensorRadius) {
this.displayId = displayId != null ? displayId : "";
this.sensorLocationX = sensorLocationX;
this.sensorLocationY = sensorLocationY;
this.sensorRadius = sensorRadius;
}
protected SensorLocationInternal(Parcel in) {
displayId = in.readString16NoHelper();
sensorLocationX = in.readInt();
sensorLocationY = in.readInt();
sensorRadius = in.readInt();
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeString(displayId);
dest.writeInt(sensorLocationX);
dest.writeInt(sensorLocationY);
dest.writeInt(sensorRadius);
}
@Override
public int describeContents() {
return 0;
}
public static final Creator<SensorLocationInternal> CREATOR =
new Creator<SensorLocationInternal>() {
@Override
public SensorLocationInternal createFromParcel(Parcel in) {
return new SensorLocationInternal(in);
}
@Override
public SensorLocationInternal[] newArray(int size) {
return new SensorLocationInternal[size];
}
};
@Override
public String toString() {
return "[id: " + displayId
+ ", x: " + sensorLocationX
+ ", y: " + sensorLocationY
+ ", r: " + sensorRadius + "]";
}
/** Returns coordinates of a bounding box around the sensor. */
public Rect getRect() {
return new Rect(sensorLocationX - sensorRadius,
sensorLocationY - sensorRadius,
sensorLocationX + sensorRadius,
sensorLocationY + sensorRadius);
}
}
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