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      1 /*
      2  * Copyright (C) 2018 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package android.view;
     18 
     19 import android.graphics.Point;
     20 import android.os.Parcel;
     21 import android.os.Parcelable;
     22 import android.view.InsetsState.InternalInsetType;
     23 
     24 /**
     25  * Represents a parcelable object to allow controlling a single {@link InsetsSource}.
     26  * @hide
     27  */
     28 public class InsetsSourceControl implements Parcelable {
     29 
     30     private final @InternalInsetType int mType;
     31     private final SurfaceControl mLeash;
     32     private final Point mSurfacePosition;
     33 
     34     public InsetsSourceControl(@InternalInsetType int type, SurfaceControl leash,
     35             Point surfacePosition) {
     36         mType = type;
     37         mLeash = leash;
     38         mSurfacePosition = surfacePosition;
     39     }
     40 
     41     public int getType() {
     42         return mType;
     43     }
     44 
     45     public SurfaceControl getLeash() {
     46         return mLeash;
     47     }
     48 
     49     public InsetsSourceControl(Parcel in) {
     50         mType = in.readInt();
     51         mLeash = in.readParcelable(null /* loader */);
     52         mSurfacePosition = in.readParcelable(null /* loader */);
     53     }
     54 
     55     public boolean setSurfacePosition(int left, int top) {
     56         if (mSurfacePosition.equals(left, top)) {
     57             return false;
     58         }
     59         mSurfacePosition.set(left, top);
     60         return true;
     61     }
     62 
     63     public Point getSurfacePosition() {
     64         return mSurfacePosition;
     65     }
     66 
     67     @Override
     68     public int describeContents() {
     69         return 0;
     70     }
     71 
     72     @Override
     73     public void writeToParcel(Parcel dest, int flags) {
     74         dest.writeInt(mType);
     75         dest.writeParcelable(mLeash, 0 /* flags*/);
     76         dest.writeParcelable(mSurfacePosition, 0 /* flags*/);
     77     }
     78 
     79     public static final @android.annotation.NonNull Creator<InsetsSourceControl> CREATOR
     80             = new Creator<InsetsSourceControl>() {
     81         public InsetsSourceControl createFromParcel(Parcel in) {
     82             return new InsetsSourceControl(in);
     83         }
     84 
     85         public InsetsSourceControl[] newArray(int size) {
     86             return new InsetsSourceControl[size];
     87         }
     88     };
     89 }
     90