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      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