1 /*
2  * Copyright (C) 2020 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 #pragma once
18 
19 namespace cuttlefish {
20 namespace webrtc_streaming {
21 
22 class ConnectionObserver {
23  public:
24   ConnectionObserver() = default;
25   virtual ~ConnectionObserver() = default;
26 
27   virtual void OnConnected() = 0;
28   virtual void OnTouchEvent(const std::string& display_label, int x, int y,
29                             bool down) = 0;
30   virtual void OnMultiTouchEvent(const std::string& label, int id, int slot,
31                                  int x, int y, bool initialDown) = 0;
32   virtual void OnKeyboardEvent(uint16_t keycode, bool down) = 0;
33   virtual void OnAdbChannelOpen(
34       std::function<bool(const uint8_t*, size_t)> adb_message_sender) = 0;
35   virtual void OnAdbMessage(const uint8_t* msg, size_t size) = 0;
36 };
37 
38 class ConnectionObserverFactory {
39  public:
40   virtual ~ConnectionObserverFactory() = default;
41   // Called when a new connection is requested
42   virtual std::shared_ptr<ConnectionObserver> CreateObserver() = 0;
43 };
44 
45 }  // namespace webrtc_streaming
46 }  // namespace cuttlefish
47