rom/intuition/queryoverscan.c

   1 /*
   2     Copyright © 1995-2007, The AROS Development Team. All rights reserved.
   3     Copyright © 2001-2003, The MorphOS Development Team. All Rights Reserved.
   4     $Id$
   5 */
   6
   7 #include <graphics/displayinfo.h>
   8 #include <proto/graphics.h>
   9 #include "intuition_intern.h"
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14 #include <proto/intuition.h>
  15
  16 AROS_LH3(LONG, QueryOverscan,
  17
  18          /*  SYNOPSIS */
  19          AROS_LHA(ULONG             , displayid, A0),
  20          AROS_LHA(struct Rectangle *, rect     , A1),
  21          AROS_LHA(WORD              , oscantype, D0),
  22
  23          /*  LOCATION */
  24          struct IntuitionBase *, IntuitionBase, 79, Intuition)
  25
  26 /*  FUNCTION
  27
  28     INPUTS
  29
  30     RESULT
  31
  32     NOTES
  33
  34     EXAMPLE
  35
  36     BUGS
  37
  38     SEE ALSO
  39
  40     INTERNALS
  41
  42     HISTORY
  43
  44 *****************************************************************************/
  45 {
  46     AROS_LIBFUNC_INIT
  47
  48     struct DimensionInfo diminfo;
  49     LONG                 retval = FALSE;
  50
  51     DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: displayid 0x%lx rect 0x%lx oscantype 0x%lx\n",
  52                                 displayid,
  53                                 rect,
  54                                 oscantype));
  55
  56     DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: %ld %ld %ld %ld\n",
  57                                 rect->MinX,
  58                                 rect->MinY,
  59                                 rect->MaxX,
  60                                 rect->MaxY));
  61     ASSERT_VALID_PTR(rect);
  62
  63     if (GetDisplayInfoData(NULL, (UBYTE *)&diminfo, sizeof(diminfo), DTAG_DIMS, displayid) > 0)
  64     {
  65         retval = TRUE;
  66
  67         switch(oscantype)
  68         {
  69             case OSCAN_TEXT:
  70                 DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: OSCAN_TEXT\n"));
  71                 memcpy(rect,&diminfo.TxtOScan,sizeof(struct Rectangle));
  72                 break;
  73
  74             case OSCAN_STANDARD:
  75                 DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: OSCAN_STANDARD\n"));
  76                 memcpy(rect,&diminfo.StdOScan,sizeof(struct Rectangle));
  77                 break;
  78
  79             case OSCAN_MAX:
  80                 DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: OSCAN_MAX\n"));
  81                 memcpy(rect,&diminfo.MaxOScan,sizeof(struct Rectangle));
  82                 break;
  83
  84             case OSCAN_VIDEO:
  85                 DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: OSCAN_VIDEO\n"));
  86                 memcpy(rect,&diminfo.VideoOScan,sizeof(struct Rectangle));
  87                 break;
  88
  89             default:
  90                 DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: OSCAN_????\n"));
  91                 /* or should we assume OSCAN_TEXT? */
  92                 retval = FALSE;
  93                 break;
  94
  95         } /* switch(oscantype) */
  96
  97     } /* if (GetDisplayInfoData(NULL, &diminfo, sizeof(diminfo), DTAG_DIMS, displayid) > 0) */
  98
  99     DEBUG_QUERYOVERSCAN(dprintf("LIB_QueryOverscan: retval %ld, %ld %ld %ld %ld\n",
 100                                 retval,
 101                                 rect->MinX,
 102                                 rect->MinY,
 103                                 rect->MaxX,
 104                                 rect->MaxY));
 105
 106     return retval;
 107
 108     AROS_LIBFUNC_EXIT
 109
 110 } /* QueryOverscan */