rom/hyperlayers/islayervisible.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc:
   6     Lang: english
   7 */
   8 #include <proto/exec.h>
   9 #include <exec/types.h>
  10 #include <exec/memory.h>
  11 #include <aros/libcall.h>
  12 #include <proto/graphics.h>
  13
  14 #include "layers_intern.h"
  15 #include "basicfuncs.h"
  16
  17 /*****************************************************************************
  18
  19     NAME */
  20 #include <proto/layers.h>
  21         AROS_LH1(LONG, IsLayerVisible,
  22
  23 /*  SYNOPSIS */
  24         AROS_LHA(struct Layer *, l      , A0),
  25
  26 /*  LOCATION */
  27         struct LayersBase *, LayersBase, 43, Layers)
  28
  29 /*  FUNCTION
  30        Checks whether the layer is visible or not.
  31
  32     INPUTS
  33        L       - pointer to layer
  34
  35     RESULT
  36        TRUE  - layer is visible
  37        FALSE - layer is invisible
  38
  39     NOTES
  40
  41     EXAMPLE
  42
  43     BUGS
  44
  45     SEE ALSO
  46
  47     INTERNALS
  48
  49     HISTORY
  50
  51 *****************************************************************************/
  52 {
  53   AROS_LIBFUNC_INIT
  54
  55   return IS_VISIBLE(l);
  56
  57   AROS_LIBFUNC_EXIT
  58 } /* ChangeLayerVisibility */