KX_BlenderMouseDevice.cpp

Go to the documentation of this file.

/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * 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.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#if defined(WIN32) && !defined(FREE_WINDOWS)
// annoying warnings about truncated STL debug info
#pragma warning (disable :4786)
#endif 

#include "KX_BlenderMouseDevice.h"

KX_BlenderMouseDevice::KX_BlenderMouseDevice()
{

}
KX_BlenderMouseDevice::~KX_BlenderMouseDevice()
{

}

bool KX_BlenderMouseDevice::IsPressed(SCA_IInputDevice::KX_EnumInputs inputcode)
{
    const SCA_InputEvent & inevent =  m_eventStatusTables[m_currentTable][inputcode];
    bool pressed = (inevent.m_status == SCA_InputEvent::KX_JUSTACTIVATED || 
        inevent.m_status == SCA_InputEvent::KX_ACTIVE);
    return pressed;
}
/*const SCA_InputEvent& KX_BlenderMouseDevice::GetEventValue(SCA_IInputDevice::KX_EnumInputs inputcode)
{
    return m_eventStatusTables[m_currentTable][inputcode];
}
*/

void    KX_BlenderMouseDevice::NextFrame()
{
    SCA_IInputDevice::NextFrame();
    
    // now convert justpressed keyevents into regular (active) keyevents
    int previousTable = 1-m_currentTable;
    for (int mouseevent= KX_BEGINMOUSE; mouseevent< KX_ENDMOUSEBUTTONS;mouseevent++)
    {
        SCA_InputEvent& oldevent = m_eventStatusTables[previousTable][mouseevent];
        if (oldevent.m_status == SCA_InputEvent::KX_JUSTACTIVATED ||
            oldevent.m_status == SCA_InputEvent::KX_ACTIVE  )
        {
            m_eventStatusTables[m_currentTable][mouseevent] = oldevent;
            m_eventStatusTables[m_currentTable][mouseevent].m_status = SCA_InputEvent::KX_ACTIVE;
        }
    }
    for (int mousemove= KX_ENDMOUSEBUTTONS; mousemove< KX_ENDMOUSE;mousemove++)
    {
        SCA_InputEvent& oldevent = m_eventStatusTables[previousTable][mousemove];
        m_eventStatusTables[m_currentTable][mousemove] = oldevent;
        if (oldevent.m_status == SCA_InputEvent::KX_JUSTACTIVATED ||
            oldevent.m_status == SCA_InputEvent::KX_ACTIVE  )
        {
            
            m_eventStatusTables[m_currentTable][mousemove].m_status = SCA_InputEvent::KX_JUSTRELEASED;
        } else
        {
            if (oldevent.m_status == SCA_InputEvent::KX_JUSTRELEASED)
            {
                
                m_eventStatusTables[m_currentTable][mousemove].m_status = SCA_InputEvent::KX_NO_INPUTSTATUS ;
            }
        }
    }
}


bool    KX_BlenderMouseDevice::ConvertBlenderEvent(unsigned short incode,short val)
{
    bool result = false;
    
    // convert event
    KX_EnumInputs kxevent = this->ToNative(incode);
    int previousTable = 1-m_currentTable;

    // only process it, if it's a key
    if (kxevent > KX_BEGINMOUSE && kxevent < KX_ENDMOUSEBUTTONS)
    {
        if (val == KM_PRESS)
        {
            m_eventStatusTables[m_currentTable][kxevent].m_eventval = val ; //???

            switch (m_eventStatusTables[previousTable][kxevent].m_status)
            {
            
            case SCA_InputEvent::KX_ACTIVE:
            case SCA_InputEvent::KX_JUSTACTIVATED:
                {
                    m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_ACTIVE;
                    break;
                }
            case SCA_InputEvent::KX_JUSTRELEASED:
                {
                    m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_JUSTACTIVATED;
                    break;
                }
            default:
                {
                    m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_JUSTACTIVATED;
                }
            }
            
        } else if (val == KM_RELEASE)
        {
            // blender eventval == 0
            switch (m_eventStatusTables[previousTable][kxevent].m_status)
            {
            case SCA_InputEvent::KX_JUSTACTIVATED:
            case SCA_InputEvent::KX_ACTIVE:
                {
                    m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_JUSTRELEASED;
                    break;
                }
            default:
                {
                    m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_NO_INPUTSTATUS;
                }
            }
        }
    }

    if (kxevent > KX_ENDMOUSEBUTTONS && kxevent < KX_ENDMOUSE)
    {
        m_eventStatusTables[m_currentTable][kxevent].m_eventval = val ; //remember mouse position

        switch (m_eventStatusTables[previousTable][kxevent].m_status)
        {
            
        case SCA_InputEvent::KX_ACTIVE:
        case SCA_InputEvent::KX_JUSTACTIVATED:
            {
                m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_ACTIVE;
                break;
            }
        case SCA_InputEvent::KX_JUSTRELEASED:
            {
                m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_ACTIVE;
                break;
            }
        default:
            {
                m_eventStatusTables[m_currentTable][kxevent].m_status = SCA_InputEvent::KX_JUSTACTIVATED;
            }
        }
    }


    return result;
}