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00001 
00007 /* Copyright, 2000-2002 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_INPUT_DEVICE_SERVER_H
00027 #define NL_INPUT_DEVICE_SERVER_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 #include <vector>
00031 
00032 
00033 namespace NLMISC
00034 {
00035 
00036 class CEventServer;
00037 struct IInputDevice;
00038 struct IInputDeviceEvent;       
00039 
00040 
00047 class CInputDeviceServer
00048 {
00049 public:
00051         void    registerDevice(IInputDevice *device);
00053         void    removeDevice(IInputDevice *device);
00054         // returns the number of registered devices
00055         uint    getNumDevices() const { return _Devices.size(); }
00056         // return a device
00057         IInputDevice *getDevice(uint index) { return _Devices[index]; }
00059         bool    isDevice(IInputDevice *device) const;
00061         void    poll(CEventServer *server);
00063         void    submitEvent(IInputDeviceEvent *deviceEvent);
00064         // dtor
00065         virtual ~CInputDeviceServer() {}
00066 private:
00067         typedef std::vector<IInputDevice *>              TDeviceCont;
00068         typedef std::vector<IInputDeviceEvent *> TEventCont;
00069 private:
00070         TDeviceCont     _Devices;
00071         TEventCont  _Events;
00072 };
00073 
00074 
00075 
00076 
00079 struct IInputDeviceEvent
00080 {       
00081         IInputDevice    *Emitter;       // the input device that emitted that event
00082         // Used to sort events by time stamp.
00083         virtual bool    operator < (const IInputDeviceEvent &IInputDeviceEvent) const = 0;
00084         virtual ~IInputDeviceEvent() {};
00085 };
00086 
00087 
00088 } // NLMISC
00089 
00090 
00091 #endif // NL_INPUT_DEVICE_SERVER_H
00092 
00093 /* End of input_device_server.h */