diff options
Diffstat (limited to 'WebCore/platform/text/String.cpp')
-rw-r--r-- | WebCore/platform/text/String.cpp | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/WebCore/platform/text/String.cpp b/WebCore/platform/text/String.cpp deleted file mode 100644 index f2f8d2e..0000000 --- a/WebCore/platform/text/String.cpp +++ /dev/null @@ -1,77 +0,0 @@ -/* - * (C) 1999 Lars Knoll (knoll@kde.org) - * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. - * Copyright (C) 2007-2009 Torch Mobile, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public License - * along with this library; see the file COPYING.LIB. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, - * Boston, MA 02110-1301, USA. - */ - -#include "config.h" -#include "PlatformString.h" - -#include "SharedBuffer.h" -#include "TextBreakIterator.h" -#include <wtf/unicode/UTF8.h> -#include <wtf/unicode/Unicode.h> - -using namespace WTF; -using namespace WTF::Unicode; - -namespace WebCore { - -PassRefPtr<SharedBuffer> utf8Buffer(const String& string) -{ - // Allocate a buffer big enough to hold all the characters. - const int length = string.length(); - Vector<char> buffer(length * 3); - - // Convert to runs of 8-bit characters. - char* p = buffer.data(); - const UChar* d = string.characters(); - ConversionResult result = convertUTF16ToUTF8(&d, d + length, &p, p + buffer.size(), true); - if (result != conversionOK) - return 0; - - buffer.shrink(p - buffer.data()); - return SharedBuffer::adoptVector(buffer); -} - -unsigned numGraphemeClusters(const String& s) -{ - TextBreakIterator* it = characterBreakIterator(s.characters(), s.length()); - if (!it) - return s.length(); - - unsigned num = 0; - while (textBreakNext(it) != TextBreakDone) - ++num; - return num; -} - -unsigned numCharactersInGraphemeClusters(const String& s, unsigned numGraphemeClusters) -{ - TextBreakIterator* it = characterBreakIterator(s.characters(), s.length()); - if (!it) - return min(s.length(), numGraphemeClusters); - - for (unsigned i = 0; i < numGraphemeClusters; ++i) { - if (textBreakNext(it) == TextBreakDone) - return s.length(); - } - return textBreakCurrent(it); -} - -} // namespace WebCore |