OLD | NEW |
(Empty) | |
| 1 // Copyright 2016 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 "device/generic_sensor/platform_sensor_provider.h" |
| 6 |
| 7 #include "base/android/context_utils.h" |
| 8 #include "base/android/scoped_java_ref.h" |
| 9 #include "base/memory/singleton.h" |
| 10 #include "device/generic_sensor/platform_sensor_android.h" |
| 11 #include "jni/PlatformSensorProvider_jni.h" |
| 12 |
| 13 using base::android::AttachCurrentThread; |
| 14 using base::android::ScopedJavaLocalRef; |
| 15 |
| 16 namespace device { |
| 17 |
| 18 class PlatformSensorProviderAndroid : public PlatformSensorProvider { |
| 19 public: |
| 20 PlatformSensorProviderAndroid(); |
| 21 ~PlatformSensorProviderAndroid() override; |
| 22 |
| 23 static PlatformSensorProviderAndroid* GetInstance(); |
| 24 |
| 25 protected: |
| 26 scoped_refptr<PlatformSensor> CreateSensorInternal( |
| 27 mojom::SensorType type, |
| 28 mojo::ScopedSharedBufferMapping mapping, |
| 29 uint64_t buffer_size) override; |
| 30 |
| 31 private: |
| 32 // Java object org.chromium.device.sensors.PlatformSensorProvider |
| 33 base::android::ScopedJavaGlobalRef<jobject> j_object_; |
| 34 |
| 35 DISALLOW_COPY_AND_ASSIGN(PlatformSensorProviderAndroid); |
| 36 }; |
| 37 |
| 38 // static |
| 39 PlatformSensorProvider* PlatformSensorProvider::GetInstance() { |
| 40 return PlatformSensorProviderAndroid::GetInstance(); |
| 41 } |
| 42 |
| 43 // static |
| 44 PlatformSensorProviderAndroid* PlatformSensorProviderAndroid::GetInstance() { |
| 45 return base::Singleton< |
| 46 PlatformSensorProviderAndroid, |
| 47 base::LeakySingletonTraits<PlatformSensorProviderAndroid>>::get(); |
| 48 } |
| 49 |
| 50 PlatformSensorProviderAndroid::PlatformSensorProviderAndroid() { |
| 51 JNIEnv* env = AttachCurrentThread(); |
| 52 j_object_.Reset(Java_PlatformSensorProvider_create( |
| 53 env, base::android::GetApplicationContext())); |
| 54 } |
| 55 |
| 56 PlatformSensorProviderAndroid::~PlatformSensorProviderAndroid() = default; |
| 57 |
| 58 scoped_refptr<PlatformSensor> |
| 59 PlatformSensorProviderAndroid::CreateSensorInternal( |
| 60 mojom::SensorType type, |
| 61 mojo::ScopedSharedBufferMapping mapping, |
| 62 uint64_t buffer_size) { |
| 63 JNIEnv* env = AttachCurrentThread(); |
| 64 ScopedJavaLocalRef<jobject> sensor = Java_PlatformSensorProvider_createSensor( |
| 65 env, j_object_.obj(), static_cast<jint>(type)); |
| 66 |
| 67 if (!sensor.obj()) |
| 68 return nullptr; |
| 69 |
| 70 return new PlatformSensorAndroid(type, std::move(mapping), buffer_size, this, |
| 71 sensor); |
| 72 } |
| 73 |
| 74 } // namespace device |
OLD | NEW |