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author | Eduardo Chappa <echappa@gmx.com> | 2013-02-03 00:59:38 -0700 |
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committer | Eduardo Chappa <echappa@gmx.com> | 2013-02-03 00:59:38 -0700 |
commit | 094ca96844842928810f14844413109fc6cdd890 (patch) | |
tree | e60efbb980f38ba9308ccb4fb2b77b87bbc115f3 /pith/bitmap.h | |
download | alpine-094ca96844842928810f14844413109fc6cdd890.tar.xz |
Initial Alpine Version
Diffstat (limited to 'pith/bitmap.h')
-rw-r--r-- | pith/bitmap.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/pith/bitmap.h b/pith/bitmap.h new file mode 100644 index 00000000..d79e160e --- /dev/null +++ b/pith/bitmap.h @@ -0,0 +1,39 @@ +/* + * $Id: bitmap.h 761 2007-10-23 22:35:18Z hubert@u.washington.edu $ + * + * ======================================================================== + * Copyright 2006 University of Washington + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * ======================================================================== + */ + +#ifndef PITH_BITMAP_INCLUDED +#define PITH_BITMAP_INCLUDED + + +#include "../pith/conftype.h" + + +/* + * Max size of a bitmap based on largest customer: feature list count + * Problems if a screen's keymenu bitmap ever gets wider than feature list. + */ +#define BM_SIZE ((F_FEATURE_LIST_COUNT / 8) \ + + ((F_FEATURE_LIST_COUNT % 8) ? 1 : 0)) + +typedef unsigned char bitmap_t[BM_SIZE]; + +/* clear entire bitmap */ +#define clrbitmap(map) memset((void *)(map), 0, (size_t)BM_SIZE) + +/* set entire bitmap */ +#define setbitmap(map) memset((void *)(map), 0xff, (size_t)BM_SIZE) + + +#endif /* PITH_BITMAP_INCLUDED */ |