compiler/include/graphics/layers.h

   1 #ifndef GRAPHICS_LAYERS_H
   2 #define GRAPHICS_LAYERS_H
   3
   4 /*
   5     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   6     $Id$
   7
   8     Desc: Layer description
   9     Lang: english
  10 */
  11
  12 #ifndef EXEC_LISTS_H
  13 #   include <exec/lists.h>
  14 #endif
  15 #ifndef EXEC_SEMAPHORES_H
  16 #   include <exec/semaphores.h>
  17 #endif
  18
  19 struct Layer_Info
  20 {
  21     struct Layer    * top_layer;
  22     struct Layer    * check_lp;
  23     struct ClipRect * obs;
  24     struct ClipRect * FreeClipRects;
  25
  26     LONG PrivateReserve1;
  27     LONG PrivateReserve2;
  28
  29     struct SignalSemaphore Lock;
  30     struct MinList         gs_Head;
  31
  32     WORD   PrivateReserve3;
  33     VOID * PrivateReserve4;
  34
  35     UWORD  Flags;
  36     BYTE   fatten_count;
  37     BYTE   LockLayersCount;
  38     WORD   PrivateReserve5;
  39     VOID * BlankHook;
  40     VOID * LayerInfo_extra;
  41 };
  42
  43 #define NEWLAYERINFO_CALLED 1
  44
  45 #define LAYERSIMPLE          (1<<0)
  46 #define LAYERSMART           (1<<1)
  47 #define LAYERSUPER           (1<<2)
  48 #define LAYERUPDATING        (1<<4)
  49 #define LAYERBACKDROP        (1<<6)
  50 #define LAYERREFRESH         (1<<7)
  51 #define LAYER_CLIPRECTS_LOST (1<<8)
  52 #define LAYERIREFRESH        (1<<9)
  53 #define LAYERIREFRESH2       (1<<10)
  54 #define LAYER_ROOT_LAYER     (1<<14)
  55
  56 #define LAYERS_BACKFILL   ((struct Hook *)0)
  57 #define LAYERS_NOBACKFILL ((struct Hook *)1)
  58
  59 /* LayerInfo Flag */
  60
  61 #define LIFLG_SUPPORTS_OFFSCREEN_LAYERS     (1 << 8)    /* Same flag as AmigaOS hack PowerWindowsNG */
  62
  63 #endif /* GRAPHICS_LAYERS_H */