src/servers/app/font/FontCache.h

   1 /*
   2  * Copyright 2007, Haiku. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Stephan Aßmus <superstippi@gmx.de>
   7  */
   8
   9 #ifndef FONT_CACHE_H
  10 #define FONT_CACHE_H
  11
  12 #include "FontCacheEntry.h"
  13 #include "HashMap.h"
  14 #include "HashString.h"
  15 #include "MultiLocker.h"
  16 #include "ServerFont.h"
  17
  18
  19 class FontCache : public MultiLocker {
  20  public:
  21                                                                 FontCache();
  22         virtual                                         ~FontCache();
  23
  24         // global instance
  25         static  FontCache*                      Default();
  26
  27                         FontCacheEntry*         FontCacheEntryFor(const ServerFont& font,
  28                                                                         bool forceVector);
  29                         void                            Recycle(FontCacheEntry* entry);
  30
  31  private:
  32                         void                            _ConstrainEntryCount();
  33
  34         static  FontCache                       sDefaultInstance;
  35
  36         typedef HashMap<HashString, FontCacheEntry*> FontMap;
  37
  38                         FontMap                         fFontCacheEntries;
  39 };
  40
  41 #endif // FONT_CACHE_H