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Unified Diff: device/sensor/sensor_impl.h

Issue 1892083002: Generic Sensor API : Ambient Light Sensor API. Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 8 months ago
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Index: device/sensor/sensor_impl.h
diff --git a/device/sensor/sensor_impl.h b/device/sensor/sensor_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..f938e644f00e230be8f1c0401e4c501c847d3c81
--- /dev/null
+++ b/device/sensor/sensor_impl.h
@@ -0,0 +1,47 @@
+// Copyright 2016 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 DEVICE_SENSOR_SENSOR_IMPL_H_
+#define DEVICE_SENSOR_SENSOR_IMPL_H_
+
+#include "base/memory/scoped_ptr.h"
+#include "device/sensor/sensor.mojom.h"
+#include "device/sensor/sensor_export.h"
+#include "device/sensor/sensor_service.h"
+#include "mojo/public/cpp/bindings/strong_binding.h"
+
+namespace device {
+
+class SensorImpl : public AmbientLightSensor {
+ public:
+ DEVICE_SENSOR_EXPORT static void Create(
+ mojo::InterfaceRequest<AmbientLightSensor> request);
+
+ private:
+ typedef mojo::Callback<void(AmbientLightSensorReadingPtr)>
+ SensorReadingCallback;
+
+ explicit SensorImpl(mojo::InterfaceRequest<AmbientLightSensor> request);
+ ~SensorImpl() override;
+
+ // AmbientLightSensor interface methods.
+ void QueryNextReading(const SensorReadingCallback& callback) override;
+ void StartReading() override;
+ void StopReading() override;
+
+ void DidChange(const AmbientLightSensorReading& als_reading);
+ void ReportReading();
+
+ mojo::StrongBinding<AmbientLightSensor> binding_;
+ scoped_ptr<SensorService::SensorUpdateSubscription> subscription_;
+ SensorReadingCallback callback_;
+ AmbientLightSensorReading reading_;
+ bool reading_to_report_;
+
+ DISALLOW_COPY_AND_ASSIGN(SensorImpl);
+};
+
+} // namespace device
+
+#endif // DEVICE_SENSOR_SENSOR_IMPL_H_

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