| Index: chrome/browser/device_orientation/provider_impl.h
|
| ===================================================================
|
| --- chrome/browser/device_orientation/provider_impl.h (revision 75978)
|
| +++ chrome/browser/device_orientation/provider_impl.h (working copy)
|
| @@ -1,85 +0,0 @@
|
| -// Copyright (c) 2010 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_PROVIDER_IMPL_H_
|
| -#define CHROME_BROWSER_DEVICE_ORIENTATION_PROVIDER_IMPL_H_
|
| -
|
| -#include <set>
|
| -#include <vector>
|
| -
|
| -#include "base/scoped_ptr.h"
|
| -#include "base/task.h"
|
| -#include "chrome/browser/device_orientation/data_fetcher.h"
|
| -#include "chrome/browser/device_orientation/orientation.h"
|
| -#include "chrome/browser/device_orientation/provider.h"
|
| -
|
| -class MessageLoop;
|
| -
|
| -namespace base {
|
| -class Thread;
|
| -}
|
| -
|
| -namespace device_orientation {
|
| -
|
| -class ProviderImpl : public Provider {
|
| - public:
|
| - typedef DataFetcher* (*DataFetcherFactory)();
|
| -
|
| - // Create a ProviderImpl that uses the NULL-terminated factories array to find
|
| - // a DataFetcher that can provide orientation data.
|
| - ProviderImpl(const DataFetcherFactory factories[]);
|
| -
|
| - // From Provider.
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| - virtual void AddObserver(Observer* observer);
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| - virtual void RemoveObserver(Observer* observer);
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| -
|
| - private:
|
| - virtual ~ProviderImpl();
|
| -
|
| - // Starts or Stops the provider. Called from creator_loop_.
|
| - void Start();
|
| - void Stop();
|
| -
|
| - // Method for finding a suitable DataFetcher and starting the polling.
|
| - // Runs on the polling_thread_.
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| - void DoInitializePollingThread(std::vector<DataFetcherFactory> factories);
|
| - void ScheduleInitializePollingThread();
|
| -
|
| - // Method for polling a DataFetcher. Runs on the polling_thread_.
|
| - void DoPoll();
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| - void ScheduleDoPoll();
|
| -
|
| - // Method for notifying observers of an orientation update.
|
| - // Runs on the creator_thread_.
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| - void DoNotify(const Orientation& orientation);
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| - void ScheduleDoNotify(const Orientation& orientation);
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| -
|
| - static bool SignificantlyDifferent(const Orientation& orientation1,
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| - const Orientation& orientation2);
|
| -
|
| - enum { kDesiredSamplingIntervalMs = 100 };
|
| - int SamplingIntervalMs() const;
|
| -
|
| - // The Message Loop on which this object was created.
|
| - // Typically the I/O loop, but may be something else during testing.
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| - MessageLoop* creator_loop_;
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| -
|
| - // Members below are only to be used from the creator_loop_.
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| - std::vector<DataFetcherFactory> factories_;
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| - std::set<Observer*> observers_;
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| - Orientation last_notification_;
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| -
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| - // When polling_thread_ is running, members below are only to be used
|
| - // from that thread.
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| - scoped_ptr<DataFetcher> data_fetcher_;
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| - Orientation last_orientation_;
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| - ScopedRunnableMethodFactory<ProviderImpl> do_poll_method_factory_;
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| -
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| - // Polling is done on this background thread.
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| - scoped_ptr<base::Thread> polling_thread_;
|
| -};
|
| -
|
| -} // namespace device_orientation
|
| -
|
| -#endif // CHROME_BROWSER_DEVICE_ORIENTATION_PROVIDER_IMPL_H_
|
|
|