workbench/libs/muimaster/mui_releasepen.c

   1 /*
   2     Copyright © 2002-2007, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include <proto/graphics.h>
   7 #include <proto/muimaster.h>
   8
   9 #include "mui.h"
  10 #include "muimaster_intern.h"
  11
  12 #define MUIPEN_HIMASK 0xFFFF0000   /* ??? */
  13
  14 /*****************************************************************************
  15
  16     NAME */
  17         AROS_LH2(VOID, MUI_ReleasePen,
  18
  19 /*  SYNOPSIS */
  20         AROS_LHA(struct MUI_RenderInfo *, mri, A0),
  21         AROS_LHA(LONG, pen, D0),
  22
  23 /*  LOCATION */
  24         struct Library *, MUIMasterBase, 23, MUIMaster)
  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     if (pen == -1)
  49         return;
  50
  51     if (mri->mri_Colormap && ((pen & MUIPEN_HIMASK) == 0x10000))
  52     {
  53         ReleasePen(mri->mri_Colormap, MUIPEN(pen));
  54     }
  55
  56     AROS_LIBFUNC_EXIT
  57
  58 } /* MUIA_ReleasePen */