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// Copyright 2008, Google Inc.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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// 1. Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// 3. Neither the name of Google Inc. nor the names of its contributors may be
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// used to endorse or promote products derived from this software without
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// specific prior written permission.
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// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
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// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// This file defines the WinceGpsDevice class, which implements a representation
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// of a GPS device on WinCE.
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#ifndef GEARS_GEOLOCATION_GPS_DEVICE_WINCE_H__
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#define GEARS_GEOLOCATION_GPS_DEVICE_WINCE_H__
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#include "gears/geolocation/gps_location_provider.h"
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#include <atlsync.h> // For CEvent.
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#include "gears/base/common/common.h"
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#include "gears/base/common/mutex.h"
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#include "gears/base/common/thread.h"
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: public GpsDeviceBase,
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friend GpsDeviceBase *GpsLocationProvider::NewGpsDevice(
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GpsDeviceBase::ListenerInterface *listener);
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// Create with factory function
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WinceGpsDevice(GpsDeviceBase::ListenerInterface *listener);
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virtual ~WinceGpsDevice();
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// Thread implementation
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// Callbacks used to handle updates from the GPS Intermediate Driver library.
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void HandlePositionUpdate();
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void HandleStateChange();
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// The current best position estimate and its mutex.
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Mutex position_mutex_;
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// Handle to the GPS Intermediate Driver library.
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// Events signalled to the thread that waits for events from the GPS API.
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// The state of the attempt to get a fix from the GPS. Used for determining
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DISALLOW_EVIL_CONSTRUCTORS(WinceGpsDevice);
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#endif // GEARS_GEOLOCATION_GPS_DEVICE_WINCE_H__