content/browser/device_sensors/data_fetcher_shared_memory_android.cc

   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 #include "content/browser/device_sensors/data_fetcher_shared_memory.h"
   6
   7 #include "base/logging.h"
   8 #include "content/browser/device_sensors/sensor_manager_android.h"
   9 #include "content/common/device_sensors/device_light_hardware_buffer.h"
  10 #include "content/common/device_sensors/device_motion_hardware_buffer.h"
  11 #include "content/common/device_sensors/device_orientation_hardware_buffer.h"
  12
  13 namespace content {
  14
  15 DataFetcherSharedMemory::DataFetcherSharedMemory() {
  16 }
  17
  18 DataFetcherSharedMemory::~DataFetcherSharedMemory() {
  19 }
  20
  21 bool DataFetcherSharedMemory::Start(ConsumerType consumer_type, void* buffer) {
  22   DCHECK(buffer);
  23
  24   switch (consumer_type) {
  25     case CONSUMER_TYPE_MOTION:
  26       return SensorManagerAndroid::GetInstance()->
  27           StartFetchingDeviceMotionData(
  28               static_cast<DeviceMotionHardwareBuffer*>(buffer));
  29     case CONSUMER_TYPE_ORIENTATION:
  30       return SensorManagerAndroid::GetInstance()->
  31           StartFetchingDeviceOrientationData(
  32               static_cast<DeviceOrientationHardwareBuffer*>(buffer));
  33     case CONSUMER_TYPE_LIGHT:
  34       return SensorManagerAndroid::GetInstance()->StartFetchingDeviceLightData(
  35           static_cast<DeviceLightHardwareBuffer*>(buffer));
  36     default:
  37       NOTREACHED();
  38   }
  39   return false;
  40 }
  41
  42 bool DataFetcherSharedMemory::Stop(ConsumerType consumer_type) {
  43   switch (consumer_type) {
  44     case CONSUMER_TYPE_MOTION:
  45       SensorManagerAndroid::GetInstance()->StopFetchingDeviceMotionData();
  46       return true;
  47     case CONSUMER_TYPE_ORIENTATION:
  48       SensorManagerAndroid::GetInstance()->StopFetchingDeviceOrientationData();
  49       return true;
  50     case CONSUMER_TYPE_LIGHT:
  51       SensorManagerAndroid::GetInstance()->StopFetchingDeviceLightData();
  52       return true;
  53     default:
  54       NOTREACHED();
  55   }
  56   return false;
  57 }
  58
  59 void DataFetcherSharedMemory::Shutdown() {
  60   DataFetcherSharedMemoryBase::Shutdown();
  61   SensorManagerAndroid::GetInstance()->Shutdown();
  62 }
  63
  64 }  // namespace content