diff options
Diffstat (limited to 'chromium/content/browser/device_orientation/data_fetcher_impl_android.h')
-rw-r--r-- | chromium/content/browser/device_orientation/data_fetcher_impl_android.h | 96 |
1 files changed, 0 insertions, 96 deletions
diff --git a/chromium/content/browser/device_orientation/data_fetcher_impl_android.h b/chromium/content/browser/device_orientation/data_fetcher_impl_android.h deleted file mode 100644 index 9332fa2e20a..00000000000 --- a/chromium/content/browser/device_orientation/data_fetcher_impl_android.h +++ /dev/null @@ -1,96 +0,0 @@ -// Copyright (c) 2012 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#ifndef CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_ -#define CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_ - -#include "base/android/scoped_java_ref.h" -#include "base/memory/scoped_ptr.h" -#include "base/synchronization/lock.h" -#include "content/browser/device_orientation/device_data.h" -#include "content/common/content_export.h" -#include "content/common/device_orientation/device_motion_hardware_buffer.h" -#include "content/common/device_orientation/device_orientation_hardware_buffer.h" - -template<typename T> struct DefaultSingletonTraits; - -namespace content { - -// Android implementation of Device Orientation API. -// -// Android's SensorManager has a push API, so when Got*() methods are called -// by the system the browser process puts the received data into a shared -// memory buffer, which is read by the renderer processes. -// - -// TODO(timvolodine): rename this class to SensorManagerAndroid. -class CONTENT_EXPORT DataFetcherImplAndroid { - public: - // Must be called at startup, before GetInstance(). - static bool Register(JNIEnv* env); - - // Needs to be thread-safe, because accessed from different threads. - static DataFetcherImplAndroid* GetInstance(); - - // Called from Java via JNI. - void GotOrientation(JNIEnv*, jobject, - double alpha, double beta, double gamma); - void GotAcceleration(JNIEnv*, jobject, - double x, double y, double z); - void GotAccelerationIncludingGravity(JNIEnv*, jobject, - double x, double y, double z); - void GotRotationRate(JNIEnv*, jobject, - double alpha, double beta, double gamma); - - virtual bool Start(DeviceData::Type event_type); - virtual void Stop(DeviceData::Type event_type); - - // Shared memory related methods. - bool StartFetchingDeviceMotionData(DeviceMotionHardwareBuffer* buffer); - void StopFetchingDeviceMotionData(); - - bool StartFetchingDeviceOrientationData( - DeviceOrientationHardwareBuffer* buffer); - void StopFetchingDeviceOrientationData(); - - protected: - DataFetcherImplAndroid(); - virtual ~DataFetcherImplAndroid(); - - virtual int GetNumberActiveDeviceMotionSensors(); - - private: - friend struct DefaultSingletonTraits<DataFetcherImplAndroid>; - - void CheckMotionBufferReadyToRead(); - void SetMotionBufferReadyStatus(bool ready); - void ClearInternalMotionBuffers(); - - void SetOrientationBufferReadyStatus(bool ready); - - enum { - RECEIVED_MOTION_DATA_ACCELERATION = 0, - RECEIVED_MOTION_DATA_ACCELERATION_INCL_GRAVITY = 1, - RECEIVED_MOTION_DATA_ROTATION_RATE = 2, - RECEIVED_MOTION_DATA_MAX = 3, - }; - - // The Java provider of orientation info. - base::android::ScopedJavaGlobalRef<jobject> device_orientation_; - int number_active_device_motion_sensors_; - int received_motion_data_[RECEIVED_MOTION_DATA_MAX]; - DeviceMotionHardwareBuffer* device_motion_buffer_; - DeviceOrientationHardwareBuffer* device_orientation_buffer_; - bool is_motion_buffer_ready_; - bool is_orientation_buffer_ready_; - - base::Lock motion_buffer_lock_; - base::Lock orientation_buffer_lock_; - - DISALLOW_COPY_AND_ASSIGN(DataFetcherImplAndroid); -}; - -} // namespace content - -#endif // CHROME_BROWSER_DEVICE_ORIENTATION_DATA_FETCHER_IMPL_ANDROID_H_ |