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      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 }  // namespace content
     60