106ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen/* 206ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * Copyright (C) 2010 Apple Inc. All rights reserved. 306ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * 406ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * Redistribution and use in source and binary forms, with or without 506ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * modification, are permitted provided that the following conditions 606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * are met: 706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * 1. Redistributions of source code must retain the above copyright 806ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * notice, this list of conditions and the following disclaimer. 906ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * 2. Redistributions in binary form must reproduce the above copyright 1006ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * notice, this list of conditions and the following disclaimer in the 1106ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * documentation and/or other materials provided with the distribution. 1206ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * 1306ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' 1406ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 1506ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS 1706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1806ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 1906ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2006ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2106ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 2206ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 2306ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen * THE POSSIBILITY OF SUCH DAMAGE. 2406ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen */ 2506ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 2606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen#include "config.h" 2706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen#include "Hyphenation.h" 2806ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 2906ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen#if !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD) && !defined(BUILDING_ON_SNOW_LEOPARD) 3006ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 31dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch#include "AtomicStringKeyedMRUCache.h" 3206ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen#include "TextBreakIteratorInternalICU.h" 33dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch#include <wtf/ListHashSet.h> 3406ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen#include <wtf/RetainPtr.h> 3506ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 3606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsennamespace WebCore { 3706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 38f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch#if !PLATFORM(WIN) || (defined(MAC_OS_X_VERSION_10_7) && MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7) 39f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 40dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdochtemplate<> 41dd8bb3de4f353a81954234999f1fea748aee2ea9Ben MurdochRetainPtr<CFLocaleRef> AtomicStringKeyedMRUCache<RetainPtr<CFLocaleRef> >::createValueForNullKey() 4206ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen{ 43f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch RetainPtr<CFLocaleRef> locale(AdoptCF, CFLocaleCopyCurrent()); 44f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 45f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch return CFStringIsHyphenationAvailableForLocale(locale.get()) ? locale : 0; 4606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen} 4706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 48dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdochtemplate<> 49dd8bb3de4f353a81954234999f1fea748aee2ea9Ben MurdochRetainPtr<CFLocaleRef> AtomicStringKeyedMRUCache<RetainPtr<CFLocaleRef> >::createValueForKey(const AtomicString& localeIdentifier) 50dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch{ 51dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch RetainPtr<CFStringRef> cfLocaleIdentifier(AdoptCF, localeIdentifier.createCFString()); 52dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch RetainPtr<CFLocaleRef> locale(AdoptCF, CFLocaleCreate(kCFAllocatorDefault, cfLocaleIdentifier.get())); 53f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 54bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen return CFStringIsHyphenationAvailableForLocale(locale.get()) ? locale : 0; 55bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen} 56bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen 57bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsenstatic AtomicStringKeyedMRUCache<RetainPtr<CFLocaleRef> >& cfLocaleCache() 58bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen{ 59bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen DEFINE_STATIC_LOCAL(AtomicStringKeyedMRUCache<RetainPtr<CFLocaleRef> >, cache, ()); 60bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen return cache; 61dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch} 62dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch 63bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsenbool canHyphenate(const AtomicString& localeIdentifier) 64dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch{ 65bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen return cfLocaleCache().get(localeIdentifier); 66dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch} 67dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch 68dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdochsize_t lastHyphenLocation(const UChar* characters, size_t length, size_t beforeIndex, const AtomicString& localeIdentifier) 6906ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen{ 706b70adc33054f8aee8c54d0f460458a9df11b8a5Russell Brenner RetainPtr<CFStringRef> string(AdoptCF, CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault, reinterpret_cast<const UniChar*>(characters), length, kCFAllocatorNull)); 7106ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 72bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen RetainPtr<CFLocaleRef> locale = cfLocaleCache().get(localeIdentifier); 73bec39347bb3bb5bf1187ccaf471d26247f28b585Kristian Monsen ASSERT(locale); 7406ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 75dd8bb3de4f353a81954234999f1fea748aee2ea9Ben Murdoch CFIndex result = CFStringGetHyphenationLocationBeforeIndex(string.get(), beforeIndex, CFRangeMake(0, length), 0, locale.get(), 0); 7606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen return result == kCFNotFound ? 0 : result; 7706ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen} 7806ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 79f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch#else 80f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 81f05b935882198ccf7d81675736e3aeb089c5113aBen Murdochbool canHyphenate(const AtomicString&) 82f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch{ 83f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch return false; 84f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch} 85f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 86f05b935882198ccf7d81675736e3aeb089c5113aBen Murdochsize_t lastHyphenLocation(const UChar*, size_t, size_t, const AtomicString&) 87f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch{ 88f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch ASSERT_NOT_REACHED(); 89f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch return 0; 90f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch} 91f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 92f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch#endif // PLATFORM(WIN) && (!defined(MAC_OS_X_VERSION_10_7) || MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7) 93f05b935882198ccf7d81675736e3aeb089c5113aBen Murdoch 9406ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen} // namespace WebCore 9506ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen 9606ea8e899e48f1f2f396b70e63fae369f2f23232Kristian Monsen#endif // !defined(BUILDING_ON_TIGER) && !defined(BUILDING_ON_LEOPARD) && !defined(BUILDING_ON_SNOW_LEOPARD) 97