Index: chrome/browser/device_orientation/accelerometer_mac.h |
diff --git a/chrome/browser/device_orientation/accelerometer_mac.h b/chrome/browser/device_orientation/accelerometer_mac.h |
new file mode 100644 |
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+++ b/chrome/browser/device_orientation/accelerometer_mac.h |
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+// 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. |
+// |
+// This file is based on the SMSLib library. |
+// |
+// SMSLib Sudden Motion Sensor Access Library |
+// Copyright (c) 2010 Suitable Systems |
+// All rights reserved. |
+// |
+// Developed by: Daniel Griscom |
+// Suitable Systems |
+// http://www.suitable.com |
+// |
+// Permission is hereby granted, free of charge, to any person obtaining a |
+// copy of this software and associated documentation files (the |
+// "Software"), to deal with the Software without restriction, including |
+// without limitation the rights to use, copy, modify, merge, publish, |
+// distribute, sublicense, and/or sell copies of the Software, and to |
+// permit persons to whom the Software is furnished to do so, subject to |
+// the following conditions: |
+// |
+// - Redistributions of source code must retain the above copyright notice, |
+// this list of conditions and the following disclaimers. |
+// |
+// - Redistributions in binary form must reproduce the above copyright |
+// notice, this list of conditions and the following disclaimers in the |
+// documentation and/or other materials provided with the distribution. |
Steve Block
2012/03/19 14:33:36
We should probably move this third-party code to t
|
+// |
+// - Neither the names of Suitable Systems nor the names of its |
+// contributors may be used to endorse or promote products derived from |
+// this Software without specific prior written permission. |
+// |
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
+// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
+// IN NO EVENT SHALL THE CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR |
+// ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
+// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
+// SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE SOFTWARE. |
+// |
+// For more information about SMSLib, see |
+// <http://www.suitable.com/tools/smslib.html> |
+// or contact |
+// Daniel Griscom |
+// Suitable Systems |
+// 1 Centre Street, Suite 204 |
+// Wakefield, MA 01880 |
+// (781) 665-0053 |
+ |
+#ifndef CHROME_BROWSER_DEVICE_ORIENTATION_ACCELEROMETER_MAC_H_ |
+#define CHROME_BROWSER_DEVICE_ORIENTATION_ACCELEROMETER_MAC_H_ |
+#pragma once |
+ |
+#include <vector> |
+ |
+#include <IOKit/IOKitLib.h> |
+ |
+#include "chrome/browser/device_orientation/data_fetcher.h" |
+ |
+namespace device_orientation { |
+ |
+// Provides an easy-to-use interface to retrieve data |
+// from the MacBook family accelerometer. |
+class AccelerometerMac : public DataFetcher { |
+ public: |
+ static DataFetcher* Create(); |
+ |
+ // Implement DataFetcher. |
+ virtual bool GetOrientation(Orientation* orientation); |
+ |
+ virtual ~AccelerometerMac(); |
+ |
+ private: |
+ AccelerometerMac(); |
+ bool Init(); |
+ |
+ // Extend the sign of an integer of size bytes to a 32-bit one. |
+ static int ExtendSign(int value, size_t size); |
+ |
+ struct SensorDescriptor; |
+ struct AxisData; |
+ |
+ // List of supported sensors. |
+ static const SensorDescriptor kSupportedSensors[]; |
+ |
+ // Local sensor if supported, else NULL. |
+ const SensorDescriptor* sensor_; |
+ |
+ // IOKit connection to the local sensor. |
+ io_connect_t io_connection_; |
+ |
+ // Input memory used for sensor I/O. |
+ std::vector<char> input_record_; |
+ |
+ // Output memory used for sensor I/O. |
+ std::vector<char> output_record_; |
+}; |
+ |
+} // namespace device_orientation |
+ |
+#endif // CHROME_BROWSER_DEVICE_ORIENTATION_ACCELEROMETER_MAC_H_ |