event.cpp

/* Copyright (c) 2007-2009, Stefan Eilemann <eile@equalizergraphics.com> 
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *  
 * This library 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 Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "event.h"

#include <eq/base/idPool.h>

#ifdef WIN32
#  define bzero( ptr, size ) memset( ptr, 0, size );
#else
#  include <strings.h>
#endif

namespace eq
{
namespace
{
static std::string _eventTypeNames[ Event::ALL ] =
{
    "window expose",
    "window resize",
    "window close",
    "window show",
    "window hide",
    "pointer motion",
    "pointer button press",
    "pointer button release",
    "key press",
    "key release",
    "channel resize",
    "statistic",
    "view resize",
    "magellan axis",
    "unknown",
    "user-specific"
};
}

Event::Event()
        : type( UNKNOWN )
        , originator( EQ_ID_INVALID )
{
}

EQ_EXPORT std::ostream& operator << ( std::ostream& os, const Event& event )
{
    os << event.type << ':' << event.originator << ' ';
    switch( event.type )
    {
        case Event::WINDOW_EXPOSE:
        case Event::WINDOW_CLOSE:
            break;

        case Event::WINDOW_RESIZE:
        case Event::WINDOW_SHOW:
        case Event::WINDOW_HIDE:
        case Event::CHANNEL_RESIZE:
        case Event::VIEW_RESIZE:
            os << event.resize;
            break;

        case Event::POINTER_MOTION:
        case Event::POINTER_BUTTON_PRESS:
        case Event::POINTER_BUTTON_RELEASE:
            os << event.pointer;
            break;

        case Event::KEY_PRESS:
        case Event::KEY_RELEASE:
            os << event.key;
            break;

        case Event::STATISTIC:
            os << event.statistic;

        case Event::MAGELLAN_AXIS:
            os << event.magellan;

        default:
            break;
    }
    
    //os << ", context " << event.context <<;
    return os;
}

EQ_EXPORT std::ostream& operator << ( std::ostream& os, const Event::Type& type)
{
    if( type >= Event::ALL )
        os << "unknown (" << static_cast<unsigned>( type ) << ')';
    else 
        os << _eventTypeNames[ type ];

    return os;
}

std::ostream& operator << ( std::ostream& os, const ResizeEvent& event )
{
    os << event.x << 'x' << event.y << '+' << event.w << '+' << event.h << ' ';
    return os;
}

std::ostream& operator << ( std::ostream& os, const PointerEvent& event )
{
    os << '[' << event.x << "], [" << event.y << "] d(" << event.dx << ", "
       << event.dy << ')' << " buttons ";

    if( event.buttons == PTR_BUTTON_NONE ) os << "none";
    if( event.buttons & PTR_BUTTON1 ) os << "1";
    if( event.buttons & PTR_BUTTON2 ) os << "2";
    if( event.buttons & PTR_BUTTON3 ) os << "3";
    if( event.buttons & PTR_BUTTON4 ) os << "4";
    if( event.buttons & PTR_BUTTON5 ) os << "5";

    os << " fired ";
    if( event.button == PTR_BUTTON_NONE ) os << "none";
    if( event.button & PTR_BUTTON1 ) os << "1";
    if( event.button & PTR_BUTTON2 ) os << "2";
    if( event.button & PTR_BUTTON3 ) os << "3";
    if( event.button & PTR_BUTTON4 ) os << "4";
    if( event.button & PTR_BUTTON5 ) os << "5";

    os << ' ';
    return os;
}

std::ostream& operator << ( std::ostream& os, const KeyEvent& event )
{
    os << "key " << event.key << ' ';
    return os;
}

std::ostream& operator << ( std::ostream& os, const MagellanEvent& event )
{
    os << " buttons " << event.buttons << " trans " << event.xAxis << ", "
       << event.yAxis << ", " << event.zAxis << " rot " << event.xRotation
       << ", " << event.yRotation << ", " << event.zRotation;
    return os;
}

}