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/*
* Copyright (C) 2018 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.view;
import android.annotation.Nullable;
import android.graphics.Point;
import android.os.Parcel;
import android.os.Parcelable;
import android.view.InsetsState.InternalInsetsType;
import java.util.function.Consumer;
/**
* Represents a parcelable object to allow controlling a single {@link InsetsSource}.
* @hide
*/
public class InsetsSourceControl implements Parcelable {
private final @InternalInsetsType int mType;
private final @Nullable SurfaceControl mLeash;
private final Point mSurfacePosition;
public InsetsSourceControl(@InternalInsetsType int type, @Nullable SurfaceControl leash,
Point surfacePosition) {
mType = type;
mLeash = leash;
mSurfacePosition = surfacePosition;
}
public InsetsSourceControl(InsetsSourceControl other) {
mType = other.mType;
if (other.mLeash != null) {
mLeash = new SurfaceControl(other.mLeash);
} else {
mLeash = null;
}
mSurfacePosition = new Point(other.mSurfacePosition);
}
public int getType() {
return mType;
}
/**
* Gets the leash for controlling insets source. If the system is controlling the insets source,
* for example, transient bars, the client will receive fake controls without leash in it.
*
* @return the leash.
*/
public @Nullable SurfaceControl getLeash() {
return mLeash;
}
public InsetsSourceControl(Parcel in) {
mType = in.readInt();
mLeash = in.readParcelable(null /* loader */);
mSurfacePosition = in.readParcelable(null /* loader */);
}
public boolean setSurfacePosition(int left, int top) {
if (mSurfacePosition.equals(left, top)) {
return false;
}
mSurfacePosition.set(left, top);
return true;
}
public Point getSurfacePosition() {
return mSurfacePosition;
}
@Override
public int describeContents() {
return 0;
}
@Override
public void writeToParcel(Parcel dest, int flags) {
dest.writeInt(mType);
dest.writeParcelable(mLeash, 0 /* flags*/);
dest.writeParcelable(mSurfacePosition, 0 /* flags*/);
}
public void release(Consumer<SurfaceControl> surfaceReleaseConsumer) {
if (mLeash != null) {
surfaceReleaseConsumer.accept(mLeash);
}
}
public static final @android.annotation.NonNull Creator<InsetsSourceControl> CREATOR
= new Creator<InsetsSourceControl>() {
public InsetsSourceControl createFromParcel(Parcel in) {
return new InsetsSourceControl(in);
}
public InsetsSourceControl[] newArray(int size) {
return new InsetsSourceControl[size];
}
};
}
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