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      1 /*
      2     Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
      3     Copyright (C) 2008 Holger Hans Peter Freyther
      4     Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
      5     Copyright (C) 2007 Nicholas Shanks <webkit (at) nickshanks.com>
      6 
      7     This library is free software; you can redistribute it and/or
      8     modify it under the terms of the GNU Library General Public
      9     License as published by the Free Software Foundation; either
     10     version 2 of the License, or (at your option) any later version.
     11 
     12     This library is distributed in the hope that it will be useful,
     13     but WITHOUT ANY WARRANTY; without even the implied warranty of
     14     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     15     Library General Public License for more details.
     16 
     17     You should have received a copy of the GNU Library General Public License
     18     along with this library; see the file COPYING.LIB.  If not, write to
     19     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     20     Boston, MA 02110-1301, USA.
     21 
     22     This class provides all functionality needed for loading images, style sheets and html
     23     pages from the web. It has a memory cache for these objects.
     24 */
     25 #include "config.h"
     26 #include "FontCache.h"
     27 
     28 #include "FontDescription.h"
     29 #include "FontPlatformData.h"
     30 #include "Font.h"
     31 #include "PlatformString.h"
     32 #include "StringHash.h"
     33 #include <utility>
     34 #include <wtf/ListHashSet.h>
     35 #include <wtf/StdLibExtras.h>
     36 
     37 #include <QFont>
     38 
     39 using namespace WTF;
     40 
     41 namespace WebCore {
     42 
     43 void FontCache::platformInit()
     44 {
     45 }
     46 
     47 const SimpleFontData* FontCache::getFontDataForCharacters(const Font&, const UChar*, int)
     48 {
     49     return 0;
     50 }
     51 
     52 SimpleFontData* FontCache::getSimilarFontPlatformData(const Font& font)
     53 {
     54     return 0;
     55 }
     56 
     57 SimpleFontData* FontCache::getLastResortFallbackFont(const FontDescription& fontDescription)
     58 {
     59     const AtomicString fallbackFamily = QFont(fontDescription.family().family()).lastResortFamily();
     60     return getCachedFontData(new FontPlatformData(fontDescription, fallbackFamily));
     61 }
     62 
     63 void FontCache::getTraitsInFamily(const AtomicString&, Vector<unsigned>&)
     64 {
     65 }
     66 
     67 FontPlatformData* FontCache::createFontPlatformData(const FontDescription& fontDescription, const AtomicString& familyName)
     68 {
     69     return new FontPlatformData(fontDescription, familyName);
     70 }
     71 
     72 } // namespace WebCore
     73