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| 1 /* | |
| 2 ********************************************************************** | |
| 3 * Copyright (C) 2003-2013, International Business Machines | |
| 4 * Corporation and others. All Rights Reserved. | |
| 5 ********************************************************************** | |
| 6 */ | |
| 7 | |
| 8 #ifndef __FONTTABLECACHE_H | |
| 9 | |
| 10 #define __FONTTABLECACHE_H | |
| 11 | |
| 12 #include "layout/LETypes.h" | |
| 13 | |
| 14 U_NAMESPACE_USE | |
| 15 | |
| 16 struct FontTableCacheEntry; | |
| 17 | |
| 18 class FontTableCache | |
| 19 { | |
| 20 public: | |
| 21 FontTableCache(); | |
| 22 | |
| 23 virtual ~FontTableCache(); | |
| 24 | |
| 25 const void *find(LETag tableTag, size_t &length) const; | |
| 26 | |
| 27 protected: | |
| 28 virtual const void *readFontTable(LETag tableTag, size_t &length) const = 0; | |
| 29 virtual void freeFontTable(const void *table) const; | |
| 30 | |
| 31 private: | |
| 32 | |
| 33 void add(LETag tableTag, const void *table, size_t length); | |
| 34 | |
| 35 FontTableCacheEntry *fTableCache; | |
| 36 le_int32 fTableCacheCurr; | |
| 37 le_int32 fTableCacheSize; | |
| 38 }; | |
| 39 | |
| 40 #endif | |
| 41 | |
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