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1 /* | 1 /* |
2 * (C) 1999 Lars Knoll (knoll@kde.org) | 2 * (C) 1999 Lars Knoll (knoll@kde.org) |
3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. | 3 * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved. |
4 * Copyright (C) 2007-2009 Torch Mobile, Inc. | 4 * Copyright (C) 2007-2009 Torch Mobile, Inc. |
5 * | 5 * |
6 * This library is free software; you can redistribute it and/or | 6 * This library is free software; you can redistribute it and/or |
7 * modify it under the terms of the GNU Library General Public | 7 * modify it under the terms of the GNU Library General Public |
8 * License as published by the Free Software Foundation; either | 8 * License as published by the Free Software Foundation; either |
9 * version 2 of the License, or (at your option) any later version. | 9 * version 2 of the License, or (at your option) any later version. |
10 * | 10 * |
11 * This library is distributed in the hope that it will be useful, | 11 * This library is distributed in the hope that it will be useful, |
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of | 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 * Library General Public License for more details. | 14 * Library General Public License for more details. |
15 * | 15 * |
16 * You should have received a copy of the GNU Library General Public License | 16 * You should have received a copy of the GNU Library General Public License |
17 * along with this library; see the file COPYING.LIB. If not, write to | 17 * along with this library; see the file COPYING.LIB. If not, write to |
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | 18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
19 * Boston, MA 02110-1301, USA. | 19 * Boston, MA 02110-1301, USA. |
20 */ | 20 */ |
21 | 21 |
22 #include "config.h" | 22 #include "config.h" |
23 #include "platform/text/TextBreakIterator.h" | 23 #include "platform/text/TextBreakIterator.h" |
24 | 24 |
25 namespace WebCore { | 25 namespace blink { |
26 | 26 |
27 unsigned numGraphemeClusters(const String& string) | 27 unsigned numGraphemeClusters(const String& string) |
28 { | 28 { |
29 unsigned stringLength = string.length(); | 29 unsigned stringLength = string.length(); |
30 | 30 |
31 if (!stringLength) | 31 if (!stringLength) |
32 return 0; | 32 return 0; |
33 | 33 |
34 // The only Latin-1 Extended Grapheme Cluster is CR LF | 34 // The only Latin-1 Extended Grapheme Cluster is CR LF |
35 if (string.is8Bit() && !string.contains('\r')) | 35 if (string.is8Bit() && !string.contains('\r')) |
(...skipping 24 matching lines...) Expand all Loading... |
60 if (!it) | 60 if (!it) |
61 return std::min(stringLength, numGraphemeClusters); | 61 return std::min(stringLength, numGraphemeClusters); |
62 | 62 |
63 for (unsigned i = 0; i < numGraphemeClusters; ++i) { | 63 for (unsigned i = 0; i < numGraphemeClusters; ++i) { |
64 if (it.next() == TextBreakDone) | 64 if (it.next() == TextBreakDone) |
65 return stringLength; | 65 return stringLength; |
66 } | 66 } |
67 return it.current(); | 67 return it.current(); |
68 } | 68 } |
69 | 69 |
70 } // namespace WebCore | 70 } // namespace blink |
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