KX_BlenderKeyboardDevice.cpp

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/*
 * $Id: KX_BlenderKeyboardDevice.cpp 35166 2011-02-25 13:29:48Z jesterking $
 * ***** 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_BlenderKeyboardDevice.h"

KX_BlenderKeyboardDevice::KX_BlenderKeyboardDevice()
        : m_hookesc(false)
{

}
KX_BlenderKeyboardDevice::~KX_BlenderKeyboardDevice()
{

}

bool KX_BlenderKeyboardDevice::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_BlenderKeyboardDevice::GetEventValue(SCA_IInputDevice::KX_EnumInputs inputcode)
{
        return m_eventStatusTables[m_currentTable][inputcode];
}
*/
void    KX_BlenderKeyboardDevice::NextFrame()
{
        SCA_IInputDevice::NextFrame();
        
        // now convert justpressed keyevents into regular (active) keyevents
        int previousTable = 1-m_currentTable;
        for (int keyevent= KX_BEGINKEY; keyevent<= KX_ENDKEY;keyevent++)
        {
                SCA_InputEvent& oldevent = m_eventStatusTables[previousTable][keyevent];
                if (oldevent.m_status == SCA_InputEvent::KX_JUSTACTIVATED ||
                        oldevent.m_status == SCA_InputEvent::KX_ACTIVE  )
                {
                        m_eventStatusTables[m_currentTable][keyevent] = oldevent;
                        m_eventStatusTables[m_currentTable][keyevent].m_status = SCA_InputEvent::KX_ACTIVE;
                }
        }
}

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

        // only process it, if it's a key
        if (kxevent >= KX_BEGINKEY && kxevent <= KX_ENDKEY)
        {
                int previousTable = 1-m_currentTable;

                if (val == KM_PRESS)
                {
                        if (kxevent == KX_ESCKEY && val != 0 && !m_hookesc)
                                result = true;
                        if (kxevent == KX_PAUSEKEY && val && (IsPressed(KX_LEFTCTRLKEY) || IsPressed(KX_RIGHTCTRLKEY)))
                                result = true;

                        // todo: convert val ??
                        m_eventStatusTables[m_currentTable][kxevent].m_eventval = val ; //???

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

void KX_BlenderKeyboardDevice::HookEscape()
{
        m_hookesc = true;
}