content/browser/device_sensors/data_fetcher_shared_memory.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_DEVICE_SENSORS_DATA_FETCHER_SHARED_MEMORY_H_
   6 #define CONTENT_BROWSER_DEVICE_SENSORS_DATA_FETCHER_SHARED_MEMORY_H_
   7
   8 #include "content/browser/device_sensors/data_fetcher_shared_memory_base.h"
   9
  10 #if !defined(OS_ANDROID)
  11 #include "content/common/device_sensors/device_light_hardware_buffer.h"
  12 #include "content/common/device_sensors/device_motion_hardware_buffer.h"
  13 #include "content/common/device_sensors/device_orientation_hardware_buffer.h"
  14 #endif
  15
  16 #if defined(OS_MACOSX)
  17 class SuddenMotionSensor;
  18 #elif defined(OS_WIN)
  19 #include <SensorsApi.h>
  20 #include "base/win/scoped_comptr.h"
  21 #endif
  22
  23 namespace content {
  24
  25 #if defined(OS_CHROMEOS)
  26 class SensorManagerChromeOS;
  27 #elif defined(OS_MACOSX)
  28 class AmbientLightSensor;
  29 #endif
  30
  31 class CONTENT_EXPORT DataFetcherSharedMemory
  32     : public DataFetcherSharedMemoryBase {
  33
  34  public:
  35   DataFetcherSharedMemory();
  36   ~DataFetcherSharedMemory() override;
  37
  38 #if defined(OS_ANDROID)
  39   void Shutdown() override;
  40 #endif
  41
  42  private:
  43   bool Start(ConsumerType consumer_type, void* buffer) override;
  44   bool Stop(ConsumerType consumer_type) override;
  45
  46 #if !defined(OS_ANDROID)
  47   DeviceMotionHardwareBuffer* motion_buffer_;
  48   DeviceOrientationHardwareBuffer* orientation_buffer_;
  49   DeviceLightHardwareBuffer* light_buffer_;
  50 #endif
  51
  52 #if defined(OS_CHROMEOS)
  53   scoped_ptr<SensorManagerChromeOS> sensor_manager_;
  54 #elif defined(OS_MACOSX)
  55   void Fetch(unsigned consumer_bitmask) override;
  56   FetcherType GetType() const override;
  57
  58   scoped_ptr<AmbientLightSensor> ambient_light_sensor_;
  59   scoped_ptr<SuddenMotionSensor> sudden_motion_sensor_;
  60 #elif defined(OS_WIN)
  61   class SensorEventSink;
  62   class SensorEventSinkMotion;
  63   class SensorEventSinkOrientation;
  64   class SensorEventSinkLight;
  65
  66   FetcherType GetType() const override;
  67
  68   bool RegisterForSensor(REFSENSOR_TYPE_ID sensor_type, ISensor** sensor,
  69       scoped_refptr<SensorEventSink> event_sink);
  70   void DisableSensors(ConsumerType consumer_type);
  71   void SetBufferAvailableState(ConsumerType consumer_type, bool enabled);
  72
  73   base::win::ScopedComPtr<ISensor> sensor_inclinometer_;
  74   base::win::ScopedComPtr<ISensor> sensor_accelerometer_;
  75   base::win::ScopedComPtr<ISensor> sensor_gyrometer_;
  76   base::win::ScopedComPtr<ISensor> sensor_light_;
  77 #endif
  78
  79   DISALLOW_COPY_AND_ASSIGN(DataFetcherSharedMemory);
  80 };
  81
  82 }  // namespace content
  83
  84 #endif  // CONTENT_BROWSER_DEVICE_SENSORS_DATA_FETCHER_SHARED_MEMORY_H_