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/*
  GPS+: Service plugin for Miranda IM
  Copyright 2007-2008 persei

  persei@miranda.im
  http://persei.miranda.im
  http://svn.miranda.im/mainrepo/gps+

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License
  as published by the Free Software Foundation; either version 2
  of the License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

#ifndef GPS_CLASS_H
#define GPS_CLASS_H

typedef struct {
	float Latitude, Longtitude;

	float Altitude;
	
	float Speed, SOG;
	float Direction;
	float MagneticDeclination;

	int Quality;

	float GeoDiff;

	int Time;
} NavInfo;

typedef struct {
	float HDOP, PDOP, VDOP;
	int Mode;
	int SatCount;
} GPSInfo;

class GPSWorker 
{
public:
	GPSWorker();
	~GPSWorker();

	int Connect();
	int ReConnect();
	void Disconnect();

	//Thread-safe
	void GetNavInfo(NavInfo* retNavInfo);
	void GetGPSInfo(GPSInfo* retGPSInfo);

	void SetPort(int nPortN);
	int GetPort();
	void GetPortStr(char* PortStr);	

	int IsConnected();

	void SetCheckSum(int newCheck);
	void SetAutoDisconnect(int newDisconnOn);
private:
	HANDLE hPort;
	HANDLE hPortReader;

	int iPortN;
	char Port[10];

	int DisconnectOn, CheckSum, WrongMessage;

	NavInfo* navInfo;
	GPSInfo* gpsInfo;

	CRITICAL_SECTION csInfoAccess;

	void ParseInfo(char* infoStr);

	static DWORD __stdcall PortReader(GPSWorker* th);
};

#endif