content/browser/device_sensors/data_fetcher_shared_memory_chromeos.cc

   1 // Copyright 2015 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 "content/browser/device_sensors/sensor_manager_chromeos.h"
   8
   9 namespace content {
  10
  11 DataFetcherSharedMemory::DataFetcherSharedMemory() {
  12 }
  13
  14 DataFetcherSharedMemory::~DataFetcherSharedMemory() {
  15 }
  16
  17 bool DataFetcherSharedMemory::Start(ConsumerType consumer_type, void* buffer) {
  18   DCHECK(buffer);
  19   if (!sensor_manager_)
  20     sensor_manager_.reset(new SensorManagerChromeOS);
  21
  22   switch (consumer_type) {
  23     case CONSUMER_TYPE_MOTION:
  24       sensor_manager_->StartFetchingDeviceMotionData(
  25           static_cast<DeviceMotionHardwareBuffer*>(buffer));
  26       return true;
  27     case CONSUMER_TYPE_ORIENTATION:
  28       sensor_manager_->StartFetchingDeviceOrientationData(
  29           static_cast<DeviceOrientationHardwareBuffer*>(buffer));
  30       return true;
  31     case CONSUMER_TYPE_LIGHT:
  32       NOTIMPLEMENTED();
  33       return false;
  34   }
  35   NOTREACHED();
  36   return false;
  37 }
  38
  39 bool DataFetcherSharedMemory::Stop(ConsumerType consumer_type) {
  40   switch (consumer_type) {
  41     case CONSUMER_TYPE_MOTION:
  42       return sensor_manager_->StopFetchingDeviceMotionData();
  43     case CONSUMER_TYPE_ORIENTATION:
  44       return sensor_manager_->StopFetchingDeviceOrientationData();
  45     case CONSUMER_TYPE_LIGHT:
  46       NOTIMPLEMENTED();
  47       return false;
  48   }
  49   NOTREACHED();
  50   return false;
  51 }
  52
  53 }  // namespace content