1 /* 2 * Copyright (C) 2010 Motorola, Inc. 3 * Copyright (C) 2008 The Android Open Source Project 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 #ifndef ANDROID_PRESSURE_SENSOR_H 19 #define ANDROID_PRESSURE_SENSOR_H 20 21 #include <stdint.h> 22 #include <errno.h> 23 #include <sys/cdefs.h> 24 #include <sys/types.h> 25 26 27 #include "nusensors.h" 28 #include "SensorBase.h" 29 #include "InputEventReader.h" 30 31 /*****************************************************************************/ 32 33 struct input_event; 34 35 class PressureSensor : public SensorBase { 36 int mEnabled; 37 InputEventCircularReader mInputReader; 38 sensors_event_t mPendingEvent; 39 40 public: 41 PressureSensor(); 42 virtual ~PressureSensor(); 43 44 virtual int setDelay(int32_t handle, int64_t ns); 45 virtual int enable(int32_t handle, int enabled); 46 virtual int readEvents(sensors_event_t* data, int count); 47 void processEvent(int code, int value); 48 }; 49 50 /*****************************************************************************/ 51 52 #endif // ANDROID_PRESSURE_SENSOR_H 53
