FGMouseInput.hxx

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// FGMouseInput.hxx -- handle user input from mouse devices
//
// Written by Torsten Dreyer, started August 2009
// Based on work from David Megginson, started May 2001.
//
// Copyright (C) 2009 Torsten Dreyer, Torsten (at) t3r _dot_ de
// Copyright (C) 2001 David Megginson, david@megginson.com
//
// 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
//
// $Id$
 
 
#ifndef _FGMOUSEINPUT_HXX
#define _FGMOUSEINPUT_HXX
 
#include "FGCommonInput.hxx"
 
#include <memory>
 
#include <simgear/structure/subsystem_mgr.hxx>
 
// forward decls
namespace osgGA { class GUIEventAdapter; }

// The Mouse Input Class
class FGMouseInput : public SGSubsystem,
                     FGCommonInput
{
public:
    FGMouseInput();
    virtual ~FGMouseInput() = default;
 
    // Subsystem API.
    void init() override;
    void reinit() override;
    void shutdown() override;
    void update(double dt) override;
 
    // Subsystem identification.
    static const char* staticSubsystemClassId() { return "input-mouse"; }
 
    void doMouseClick (int b, int updown, int x, int y, bool mainWindow, const osgGA::GUIEventAdapter* ea);
    void doMouseMotion (int x, int y, const osgGA::GUIEventAdapter*);

    bool isRightDragToLookEnabled() const;

    bool isActiveModePassThrough() const;
 
private:
    void processMotion(int x, int y, const osgGA::GUIEventAdapter* ea);
 
    bool isRightDragLookActive() const;
 
    class FGMouseInputPrivate;
    std::unique_ptr<FGMouseInputPrivate> d;
};
 
#endif