/*
 * Xinerama code
 */

#ifdef HAVE_CONFIG_H
# include <config.h>
#endif /* ifdef HAVE_CONFIG_H */

#include "Ecore.h"
#include "ecore_x_private.h"
#include "Ecore_X.h"
#include "Ecore_X_Atoms.h"

#ifdef ECORE_XINERAMA
static XineramaScreenInfo *_xin_info = NULL;
static int _xin_scr_num = 0;
#endif /* ifdef ECORE_XINERAMA */

EAPI int
ecore_x_xinerama_screen_count_get(void)
{
#ifdef ECORE_XINERAMA
   int event_base, error_base;

   LOGFN(__FILE__, __LINE__, __FUNCTION__);
   if (_xin_info)
      XFree(_xin_info);

   _xin_info = NULL;
   if (XineramaQueryExtension(_ecore_x_disp, &event_base, &error_base))
     {
        _xin_info = XineramaQueryScreens(_ecore_x_disp, &_xin_scr_num);
        if (_xin_info)
           return _xin_scr_num;
     }

#endif /* ifdef ECORE_XINERAMA */
   return 0;
} /* ecore_x_xinerama_screen_count_get */

EAPI Eina_Bool
ecore_x_xinerama_screen_geometry_get(int screen, int *x, int *y, int *w, int *h)
{
   LOGFN(__FILE__, __LINE__, __FUNCTION__);
#ifdef ECORE_XINERAMA
   if (_xin_info)
     {
        int i;

        for (i = 0; i < _xin_scr_num; i++)
          {
             if (_xin_info[i].screen_number == screen)
               {
                  if (x)
                     *x = _xin_info[i].x_org;

                  if (y)
                     *y = _xin_info[i].y_org;

                  if (w)
                     *w = _xin_info[i].width;

                  if (h)
                     *h = _xin_info[i].height;

                  return EINA_TRUE;
               }
          }
     }

#endif /* ifdef ECORE_XINERAMA */
   if (x)
      *x = 0;

   if (y)
      *y = 0;

   if (w)
      *w = DisplayWidth(_ecore_x_disp, 0);

   if (h)
      *h = DisplayHeight(_ecore_x_disp, 0);

   return EINA_FALSE;
   screen = 0;
} /* ecore_x_xinerama_screen_geometry_get */

