1 /*
2  * Copyright (C) 2019 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 #include "SingleTouchMotionAccumulator.h"
20 #include "TouchInputMapper.h"
21 
22 namespace android {
23 
24 class SingleTouchInputMapper : public TouchInputMapper {
25 public:
26     template <class T, class... Args>
27     friend std::unique_ptr<T> createInputMapper(InputDeviceContext& deviceContext,
28                                                 const InputReaderConfiguration& readerConfig,
29                                                 Args... args);
30 
31     ~SingleTouchInputMapper() override;
32 
33     [[nodiscard]] std::list<NotifyArgs> reset(nsecs_t when) override;
34     [[nodiscard]] std::list<NotifyArgs> process(const RawEvent& rawEvent) override;
35 
36 protected:
37     void syncTouch(nsecs_t when, RawState* outState) override;
38     void configureRawPointerAxes() override;
39     bool hasStylus() const override;
40 
41 private:
42     SingleTouchMotionAccumulator mSingleTouchMotionAccumulator;
43     explicit SingleTouchInputMapper(InputDeviceContext& deviceContext,
44                                     const InputReaderConfiguration& readerConfig);
45 };
46 
47 } // namespace android
48