| /* |
| * Copyright (C) 2017 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 com.android.incallui.videotech.empty; |
| |
| import android.content.Context; |
| import android.support.annotation.Nullable; |
| import com.android.dialer.common.Assert; |
| import com.android.incallui.video.protocol.VideoCallScreen; |
| import com.android.incallui.video.protocol.VideoCallScreenDelegate; |
| import com.android.incallui.videotech.VideoTech; |
| import com.android.incallui.videotech.utils.SessionModificationState; |
| |
| /** Default video tech that is always available but doesn't do anything. */ |
| public class EmptyVideoTech implements VideoTech { |
| |
| @Override |
| public boolean isAvailable(Context context) { |
| return false; |
| } |
| |
| @Override |
| public boolean isTransmittingOrReceiving() { |
| return false; |
| } |
| |
| @Override |
| public boolean isSelfManagedCamera() { |
| return false; |
| } |
| |
| @Override |
| public boolean shouldUseSurfaceView() { |
| return false; |
| } |
| |
| @Override |
| public VideoCallScreenDelegate createVideoCallScreenDelegate( |
| Context context, VideoCallScreen videoCallScreen) { |
| throw Assert.createUnsupportedOperationFailException(); |
| } |
| |
| @Override |
| public void onCallStateChanged(Context context, int newState) {} |
| |
| @Override |
| public void onRemovedFromCallList() {} |
| |
| @Override |
| public int getSessionModificationState() { |
| return SessionModificationState.NO_REQUEST; |
| } |
| |
| @Override |
| public void upgradeToVideo() {} |
| |
| @Override |
| public void acceptVideoRequest() {} |
| |
| @Override |
| public void acceptVideoRequestAsAudio() {} |
| |
| @Override |
| public void declineVideoRequest() {} |
| |
| @Override |
| public boolean isTransmitting() { |
| return false; |
| } |
| |
| @Override |
| public void stopTransmission() {} |
| |
| @Override |
| public void resumeTransmission() {} |
| |
| @Override |
| public void pause() {} |
| |
| @Override |
| public void unpause() {} |
| |
| @Override |
| public void setCamera(@Nullable String cameraId) {} |
| |
| @Override |
| public void setDeviceOrientation(int rotation) {} |
| } |