| /* |
| * Copyright 2022 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.camera.previewview; |
| |
| import android.view.SurfaceView; |
| import android.view.View; |
| import android.widget.FrameLayout; |
| |
| import androidx.annotation.NonNull; |
| import androidx.annotation.Nullable; |
| import androidx.annotation.RequiresApi; |
| |
| /** |
| * The SurfaceView implementation for {@link CameraPreviewView}. |
| */ |
| @RequiresApi(21) |
| final class SurfaceViewImplementation extends PreviewViewImplementation { |
| |
| private static final String TAG = "SurfaceViewImpl"; |
| |
| // Synthetic Accessor |
| @SuppressWarnings("WeakerAccess") |
| @Nullable private SurfaceView mSurfaceView; |
| |
| SurfaceViewImplementation(@NonNull FrameLayout parent, |
| @NonNull PreviewTransformation previewTransform) { |
| super(parent, previewTransform); |
| } |
| |
| @Nullable |
| @Override |
| View getPreview() { |
| return mSurfaceView; |
| } |
| } |
