FreeCAD

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/***************************************************************************
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 *   Copyright (c) 2018 Torsten Sadowski <tsadowski[at]gmx.net>            *
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 *                                                                         *
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 *   This file is part of the FreeCAD CAx development system.              *
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 *                                                                         *
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 *   This library is free software; you can redistribute it and/or         *
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 *   modify it under the terms of the GNU Library General Public           *
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 *   License as published by the Free Software Foundation; either          *
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 *   version 2 of the License, or (at your option) any later version.      *
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 *                                                                         *
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 *   This library  is distributed in the hope that it will be useful,      *
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 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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 *   GNU Library General Public License for more details.                  *
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 *                                                                         *
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 *   You should have received a copy of the GNU Library General Public     *
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 *   License along with this library; see the file COPYING.LIB. If not,    *
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 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
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 *   Suite 330, Boston, MA  02111-1307, USA                                *
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 *                                                                         *
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 ***************************************************************************/
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#include <FCConfig.h>
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#include "GuiNativeEventLinux.h"
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#include "GuiApplicationNativeEventAware.h"
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#include <Base/Console.h>
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#include <QMainWindow>
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#include <QSocketNotifier>
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#include <spnav.h>
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Gui::GuiNativeEvent::GuiNativeEvent(Gui::GUIApplicationNativeEventAware *app)
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: GuiAbstractNativeEvent(app)
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{
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}
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Gui::GuiNativeEvent::~GuiNativeEvent()
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{
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    if (spnav_close())
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        Base::Console().Log("Couldn't disconnect from spacenav daemon\n");
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    else
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        Base::Console().Log("Disconnected from spacenav daemon\n");
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}
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void Gui::GuiNativeEvent::initSpaceball(QMainWindow *window)
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{
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    Q_UNUSED(window)
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    if (spnav_open() == -1) {
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        Base::Console().Log("Couldn't connect to spacenav daemon. Please ignore if you don't have a spacemouse.\n");
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    } else {
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        Base::Console().Log("Connected to spacenav daemon\n");
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        QSocketNotifier* SpacenavNotifier = new QSocketNotifier(spnav_fd(), QSocketNotifier::Read, this);
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        connect(SpacenavNotifier, SIGNAL(activated(int)), this, SLOT(pollSpacenav()));
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        mainApp->setSpaceballPresent(true);
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    }
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}
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void Gui::GuiNativeEvent::pollSpacenav()
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{
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    spnav_event ev;
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    while(spnav_poll_event(&ev))
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    {
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        switch (ev.type)
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        {
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            case SPNAV_EVENT_MOTION:
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            {
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                motionDataArray[0] = -ev.motion.x;
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                motionDataArray[1] = -ev.motion.z;
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                motionDataArray[2] = -ev.motion.y;
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                motionDataArray[3] = -ev.motion.rx;
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                motionDataArray[4] = -ev.motion.rz;
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                motionDataArray[5] = -ev.motion.ry;
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                mainApp->postMotionEvent(motionDataArray);
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                break;
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            }
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            case SPNAV_EVENT_BUTTON:
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            {
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                mainApp->postButtonEvent(ev.button.bnum, ev.button.press);
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                break;
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            }
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        }
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    }
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}
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#include "3Dconnexion/moc_GuiNativeEventLinux.cpp"
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