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/*
* 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;
import android.content.Context;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.telecom.PhoneAccountHandle;
import com.android.dialer.logging.DialerImpression;
import com.android.incallui.video.protocol.VideoCallScreen;
import com.android.incallui.video.protocol.VideoCallScreenDelegate;
import com.android.incallui.videotech.utils.SessionModificationState;
/** Video calling interface. */
public interface VideoTech {
boolean isAvailable(Context context, PhoneAccountHandle phoneAccountHandle);
boolean isTransmittingOrReceiving();
/**
* Determines if the answer video UI should open the camera directly instead of letting the video
* tech manage the camera.
*/
boolean isSelfManagedCamera();
boolean shouldUseSurfaceView();
/**
* Returns true if the video is paused. This is different than if the video stream has been turned
* off.
*
* <p>See {@link #isTransmitting()}
*/
boolean isPaused();
VideoCallScreenDelegate createVideoCallScreenDelegate(
Context context, VideoCallScreen videoCallScreen);
void onCallStateChanged(Context context, int newState, PhoneAccountHandle phoneAccountHandle);
void onRemovedFromCallList();
@SessionModificationState
int getSessionModificationState();
void upgradeToVideo(@NonNull Context context);
void acceptVideoRequest(@NonNull Context context);
void acceptVideoRequestAsAudio();
void declineVideoRequest();
boolean isTransmitting();
void stopTransmission();
void resumeTransmission(@NonNull Context context);
void pause();
void unpause();
void setCamera(@Nullable String cameraId);
void setDeviceOrientation(int rotation);
/**
* Called on {@code VideoTechManager.savedTech} when it's first selected and it will always be
* used.
*/
void becomePrimary();
com.android.dialer.logging.VideoTech.Type getVideoTechType();
/** Listener for video call events. */
interface VideoTechListener {
void onVideoTechStateChanged();
void onSessionModificationStateChanged();
void onCameraDimensionsChanged(int width, int height);
void onPeerDimensionsChanged(int width, int height);
void onVideoUpgradeRequestReceived();
void onUpgradedToVideo(boolean switchToSpeaker);
void onImpressionLoggingNeeded(DialerImpression.Type impressionType);
}
}
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