1281b1c065
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@24645 a1c6a512-1295-4272-9138-f99709370657
53 lines
1.8 KiB
C
53 lines
1.8 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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*
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* Copyright (C) 2003 Tat Tang
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#ifndef _FONT_CACHE_H_
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#define _FONT_CACHE_H_
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#include "lru.h"
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/*******************************************************************************
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*
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******************************************************************************/
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struct font_cache
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{
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struct lru _lru;
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int _size;
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int _capacity;
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short *_index; /* index of lru handles in char_code order */
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};
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struct font_cache_entry
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{
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unsigned short _char_code;
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unsigned char width;
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unsigned char bitmap[1]; /* place holder */
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};
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/* void (*f) (void*, struct font_cache_entry*); */
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/* Create an auto sized font cache from buf */
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void font_cache_create(
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struct font_cache* fcache, void* buf, int buf_size, int bitmap_bytes_size);
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/* Get font cache entry */
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struct font_cache_entry* font_cache_get(
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struct font_cache* fcache,
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unsigned short char_code,
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void (*callback) (struct font_cache_entry* p, void *callback_data),
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void *callback_data);
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#endif
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