1 /*
2  * Copyright (C) 2015 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 #ifndef ANDROID_MOUSE_INPUT_MAPPER_H_
18 #define ANDROID_MOUSE_INPUT_MAPPER_H_
19 
20 #include <cstdint>
21 
22 #include <utils/BitSet.h>
23 #include <utils/Timers.h>
24 
25 #include "InputMapper.h"
26 
27 namespace android {
28 
29 class MouseInputMapper : public InputMapper {
30 public:
31     virtual ~MouseInputMapper() = default;
32 
33     virtual bool configureInputReport(InputDeviceNode* devNode,
34             InputReportDefinition* report) override;
35     virtual void process(const InputEvent& event) override;
36 
37 private:
38     void processMotion(int32_t code, int32_t value);
39     void processButton(int32_t code, int32_t value);
40     void sync(nsecs_t when);
41 
42     BitSet32 mButtonValues;
43     BitSet32 mUpdatedButtonMask;
44 
45     int32_t mRelX = 0;
46     int32_t mRelY = 0;
47 
48     int32_t mRelWheel = 0;
49     int32_t mRelHWheel = 0;
50 };
51 
52 }  // namespace android
53 
54 #endif  // ANDROID_MOUSE_INPUT_MAPPER_H_
55