rom/graphics/clearregion.c

   1 /*
   2     Copyright © 1995-2001, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: Graphics function ClearRegion()
   6     Lang: english
   7 */
   8 #include <aros/debug.h>
   9 #include "graphics_intern.h"
  10 #include <proto/exec.h>
  11 #include <graphics/regions.h>
  12 #include "intregions.h"
  13
  14 /*****************************************************************************
  15
  16     NAME */
  17 #include <clib/graphics_protos.h>
  18
  19         AROS_LH1(void, ClearRegion,
  20
  21 /*  SYNOPSIS */
  22         AROS_LHA(struct Region *, region, A0),
  23
  24 /*  LOCATION */
  25         struct GfxBase *, GfxBase, 88, Graphics)
  26
  27 /*  FUNCTION
  28         Removes all rectangles in the specified region.
  29
  30     INPUTS
  31         region - pointer to the region structure
  32
  33     RESULT
  34         None.
  35
  36     NOTES
  37
  38     EXAMPLE
  39
  40     BUGS
  41
  42     SEE ALSO
  43         NewRegion()
  44
  45     INTERNALS
  46
  47     HISTORY
  48         27-11-96    digulla automatically created from
  49                             graphics_lib.fd and clib/graphics_protos.h
  50         15-01-97    mreckt  initial version
  51
  52 *****************************************************************************/
  53 {
  54     AROS_LIBFUNC_INIT
  55
  56     ASSERT_VALID_PTR(region);
  57
  58     _DisposeRegionRectangleList(region->RegionRectangle, GfxBase);
  59
  60     InitRegion(region);
  61
  62     AROS_LIBFUNC_EXIT
  63 } /* ClearRegion */
  64
  65
  66
  67
  68
  69