1 /* 2 * Copyright (C) 2008 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_ACCELERATION_SENSOR_H 18 #define ANDROID_ACCELERATION_SENSOR_H 19 20 #include <stdint.h> 21 #include <errno.h> 22 #include <sys/cdefs.h> 23 #include <sys/types.h> 24 25 26 #include "nusensors.h" 27 #include "SensorBase.h" 28 #include "InputEventReader.h" 29 30 /*****************************************************************************/ 31 32 struct input_event; 33 34 class AccelerationSensor : public SensorBase { 35 int mEnabled; 36 int mOrientationEnabled; 37 InputEventCircularReader mInputReader; 38 sensors_event_t mPendingEvent; 39 40 public: 41 AccelerationSensor(); 42 virtual ~AccelerationSensor(); 43 44 virtual int readEvents(sensors_event_t* data, int count); 45 virtual int setDelay(int32_t handle, int64_t ns); 46 virtual int enable(int32_t handle, int enabled); 47 int enableOrientation(int enabled); 48 void processEvent(int code, int value); 49 }; 50 51 /*****************************************************************************/ 52 53 #endif // ANDROID_ACCELERATION_SENSOR_H 54