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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 androidx.window.common;
import android.annotation.IntDef;
import android.annotation.Nullable;
import android.graphics.Rect;
import androidx.annotation.NonNull;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
/** Wrapper for both Extension and Sidecar versions of DisplayFeature. */
public interface DisplayFeature {
/** Returns the type of the feature. */
int getType();
/** Returns the state of the feature, or {@code null} if the feature has no state. */
@Nullable
@State
Integer getState();
/** Returns the bounds of the feature. */
@NonNull
Rect getRect();
/**
* A common state to represent a FLAT hinge. This is needed because the definitions in Sidecar
* and Extensions do not match exactly.
*/
int COMMON_STATE_FLAT = 3;
/**
* A common state to represent a HALF_OPENED hinge. This is needed because the definitions in
* Sidecar and Extensions do not match exactly.
*/
int COMMON_STATE_HALF_OPENED = 2;
/**
* The possible states for a folding hinge.
*/
@IntDef({COMMON_STATE_FLAT, COMMON_STATE_HALF_OPENED})
@Retention(RetentionPolicy.SOURCE)
@interface State {}
}
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