49 lines
923 B
C++
49 lines
923 B
C++
/*
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**********************************************************************
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* Copyright (C) 2003-2008, International Business Machines
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* Corporation and others. All Rights Reserved.
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**********************************************************************
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*/
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#ifndef __FONTTABLECACHE_H
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#define __FONTTABLECACHE_H
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#define HB_H_IN
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#include <hb-blob.h>
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#include "layout/LETypes.h"
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#include "letest.h"
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HB_BEGIN_VISIBILITY
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U_NAMESPACE_USE
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struct FontTableCacheEntry;
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class FontTableCache
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{
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public:
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FontTableCache();
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virtual ~FontTableCache();
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const void *find(LETag tableTag) const;
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protected:
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virtual hb_blob_t *readFontTable(LETag tableTag) const = 0;
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virtual void freeFontTable(hb_blob_t *blob) const;
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private:
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void add(LETag tableTag, hb_blob_t *blob);
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FontTableCacheEntry *fTableCache;
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le_int32 fTableCacheCurr;
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le_int32 fTableCacheSize;
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};
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HB_END_VISIBILITY
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#endif
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