rom/hyperlayers/layers_init.c

   1 /*
   2     Copyright © 1995-2011, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Layers Resident and initialization.
   6     Lang: english
   7 */
   8
   9 #include LC_LIBDEFS_FILE
  10 #include <graphics/gfxbase.h>
  11 #include <proto/exec.h>
  12 #include <aros/symbolsets.h>
  13
  14 #include "layers_intern.h"
  15
  16 static int LayersInit(LIBBASETYPEPTR LIBBASE)
  17 {
  18     GfxBase = (APTR)OpenLibrary("graphics.library", 41);
  19     if (GfxBase == NULL)
  20         return FALSE;
  21
  22     UtilityBase = (APTR)OpenLibrary("utility.library", 0);
  23     if (UtilityBase == NULL) {
  24         CloseLibrary((APTR)GfxBase);
  25         return FALSE;
  26     }
  27
  28     LIBBASE->lb_ClipRectPool = CreatePool(MEMF_CLEAR|MEMF_PUBLIC|MEMF_SEM_PROTECTED, sizeof(struct ClipRect) * 50, sizeof(struct ClipRect) * 50);
  29     if (!LIBBASE->lb_ClipRectPool) {
  30         CloseLibrary(UtilityBase);
  31         CloseLibrary(GfxBase);
  32         return FALSE;
  33     }
  34
  35     /* Install ourself as graphics.library's layer manager */
  36     GfxBase->gb_LayersBase = LIBBASE;
  37
  38     return TRUE;
  39 }
  40
  41 ADD2INITLIB(LayersInit, 0);