4c01b1ad80
Auto disabled sensors get auto disabled after trigger. An activation after this wasn't working because the state was not being reset. b/8609561 Change-Id: If72c9f27345e91671d7ad0a7a066f6dc3d255b78
77 lines
2.4 KiB
C++
77 lines
2.4 KiB
C++
/*
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* Copyright (C) 2010 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_SENSOR_INTERFACE_H
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#define ANDROID_SENSOR_INTERFACE_H
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#include <stdint.h>
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#include <sys/types.h>
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#include <gui/Sensor.h>
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#include "SensorDevice.h"
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// ---------------------------------------------------------------------------
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namespace android {
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// ---------------------------------------------------------------------------
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class SensorInterface {
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public:
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virtual ~SensorInterface();
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virtual bool process(sensors_event_t* outEvent,
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const sensors_event_t& event) = 0;
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virtual status_t activate(void* ident, bool enabled) = 0;
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virtual status_t setDelay(void* ident, int handle, int64_t ns) = 0;
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virtual Sensor getSensor() const = 0;
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virtual bool isVirtual() const = 0;
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virtual status_t resetStateWithoutActuatingHardware(void *ident, int handle) {
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// Override when you want to clean up for sensors which auto disable
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// after trigger, or when enabling sensors fail.
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return INVALID_OPERATION;
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}
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};
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// ---------------------------------------------------------------------------
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class HardwareSensor : public SensorInterface
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{
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SensorDevice& mSensorDevice;
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Sensor mSensor;
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public:
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HardwareSensor(const sensor_t& sensor);
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virtual ~HardwareSensor();
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virtual bool process(sensors_event_t* outEvent,
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const sensors_event_t& event);
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virtual status_t activate(void* ident, bool enabled);
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virtual status_t setDelay(void* ident, int handle, int64_t ns);
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virtual Sensor getSensor() const;
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virtual bool isVirtual() const { return false; }
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virtual status_t resetStateWithoutActuatingHardware(void *ident, int handle);
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};
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// ---------------------------------------------------------------------------
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}; // namespace android
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#endif // ANDROID_SENSOR_INTERFACE_H
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