26859ad4b9
- normalize axes events - handle relative and absolute axes separately in own classes - ignore tolerance for relative axes, they can fire the same event multiple times which must not be ignored.
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
// FGEventInput.hxx -- handle event driven input devices for the Linux O/S
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//
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// Written by Torsten Dreyer, started July 2009
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//
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// Copyright (C) 2009 Torsten Dreyer, Torsten (at) t3r _dot_ de
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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//
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// $Id$
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#ifndef __FGLINUXEVENTINPUT_HXX
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#define __FGLINUXEVENTINPUT_HXX
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#include "FGEventInput.hxx"
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#include <linux/input.h>
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#include <hal/libhal.h>
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struct FGLinuxEventData : public FGEventData {
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FGLinuxEventData( struct input_event & event, double dt, int modifiers ) :
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FGEventData( (double)event.value, dt, modifiers ),
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type(event.type),
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code(event.code) {
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}
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unsigned type;
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unsigned code;
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};
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/*
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* A implementation for linux event devices
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*/
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class FGLinuxInputDevice : public FGInputDevice {
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public:
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FGLinuxInputDevice();
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FGLinuxInputDevice( string name, string devname );
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virtual ~FGLinuxInputDevice();
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virtual void Open();
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virtual void Close();
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virtual void Send( const char * eventName, double value );
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virtual const char * TranslateEventName( FGEventData & eventData );
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void SetDevname( const string name );
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string GetDevname() const { return devname; }
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int GetFd() { return fd; }
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double Normalize( struct input_event & event );
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private:
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string devname;
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int fd;
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map<unsigned int,input_absinfo> absinfo;
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};
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class FGLinuxEventInput : public FGEventInput {
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public:
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FGLinuxEventInput();
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virtual ~ FGLinuxEventInput();
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virtual void update (double dt);
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virtual void postinit();
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void AddHalDevice( const char * udi );
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protected:
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LibHalContext *halcontext;
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};
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#endif
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