/* * Copyright (C) 2004, 2006 Apple Computer, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef TextBoundaries_h #define TextBoundaries_h #include "platform/PlatformExport.h" #include "wtf/unicode/Unicode.h" namespace WebCore { inline bool requiresContextForWordBoundary(UChar32 ch) { return WTF::Unicode::hasLineBreakingPropertyComplexContext(ch); } PLATFORM_EXPORT int endOfFirstWordBoundaryContext(const UChar* characters, int length); PLATFORM_EXPORT int startOfLastWordBoundaryContext(const UChar* characters, int length); PLATFORM_EXPORT void findWordBoundary(const UChar*, int len, int position, int* start, int* end); PLATFORM_EXPORT int findNextWordFromIndex(const UChar*, int len, int position, bool forward); } #endif