---

implementation_ggi.cpp

Go to the documentation of this file.

/*
        $Id: implementation_ggi.cpp,v 1.3 2001/03/17 23:53:24 vaidhy Exp $

        ------------------------------------------------------------------------
        ClanLib, the platform independent game SDK.

        This library is distributed under the GNU LIBRARY GENERAL PUBLIC LICENSE
        version 2. See COPYING for details.

        For a total list of contributers see CREDITS.

        ------------------------------------------------------------------------

        File purpose:
                Initialization functions for GGI implementation.

*/

#include "Core/precomp.h"

#ifdef USE_GGI

#include "implementation_ggi.h"
#include "API/Display/Display/display.h"
#include "Display/Display/GGI/display_ggi.h"
#include "API/Display/Input/input.h"
#include "Display/Input/GGI/mouse_ggi.h"
#include "Display/Input/GGI/keyboard_ggi.h"
#include "Display/Input/X11/joystick_linux.h"
#include "implementation.h"

bool CL_Implementation_GGI::initialized = false;
int CL_Implementation_GGI::display_counter=0;

static CL_Implementation_GGI impl_ggi;

extern "C"
{
        DL_PREFIX char* clan_module_identify()
        {
                return "GGI target";
        }

        DL_PREFIX char* clan_module_abbreviation()
        {
                return "ggi";
        }

        DL_PREFIX void clan_module_init()
        {
                impl_ggi.add_display();
        }
}

char *ggi_identify()
{
        return clan_module_identify();
}

char *ggi_abbreviation()
{
        return clan_module_abbreviation();
}

void ggi_init()
{
        clan_module_init();
}

CL_Implementation_GGI::~CL_Implementation_GGI()
{
        clean_up();
}

bool CL_Implementation_GGI::init()
{
        if (initialized) return true;

        return true;
}

void CL_Implementation_GGI::clean_up()
{
        if (display_counter == 0) return; // nothing to clean up...

        display_counter--;
        if (display_counter>0) return;
}

void CL_Implementation_GGI::add_display()
{
        if (init() == false)
        {
                cout << "ClanLib: Failed to open display. No GGI display available." << endl;
        }

        CL_GGI_DisplayCard *card = new CL_GGI_DisplayCard(display_counter);

        CL_Display::cards.push_back(card);

        CL_Input::keyboards.push_back(new CL_GGIKeyboard(card));
        CL_Input::pointers.push_back(new CL_Mouse_GGI(card));
#ifdef USE_JOY
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,1,0)

        for (int i=0; i<8; i++)
        {
                CL_LinuxJoystick *joy = new CL_LinuxJoystick();
                if (joy->init(i))
                        CL_Input::joysticks.push_back(joy);
                else
                        delete joy;
        }

#endif
#endif

        display_counter+=2;
}

#endif

---