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Side by Side Diff: content/renderer/hyphenator/hyphenator.cc

Issue 18252003: Replace third_party/icu/public with third_party/icu/source (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: roll ICU to 211851 Created 7 years, 5 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "content/renderer/hyphenator/hyphenator.h" 5 #include "content/renderer/hyphenator/hyphenator.h"
6 6
7 #include "base/files/memory_mapped_file.h" 7 #include "base/files/memory_mapped_file.h"
8 #include "base/logging.h" 8 #include "base/logging.h"
9 #include "base/memory/scoped_ptr.h" 9 #include "base/memory/scoped_ptr.h"
10 #include "base/strings/string_util.h" 10 #include "base/strings/string_util.h"
11 #include "base/strings/utf_string_conversions.h" 11 #include "base/strings/utf_string_conversions.h"
12 #include "content/common/hyphenator_messages.h" 12 #include "content/common/hyphenator_messages.h"
13 #include "content/public/renderer/render_thread.h" 13 #include "content/public/renderer/render_thread.h"
14 #include "third_party/hyphen/hyphen.h" 14 #include "third_party/hyphen/hyphen.h"
15 #include "third_party/icu/public/common/unicode/uscript.h" 15 #include "third_party/icu/source/common/unicode/uscript.h"
16 16
17 namespace { 17 namespace {
18 18
19 // A class that converts a sequence of UTF-8 characters to UTF-16 ones and holds 19 // A class that converts a sequence of UTF-8 characters to UTF-16 ones and holds
20 // only the length of converted UTF-16 characters. This class is used for 20 // only the length of converted UTF-16 characters. This class is used for
21 // creating a mapping from the position of a UTF-8 string to a position of a 21 // creating a mapping from the position of a UTF-8 string to a position of a
22 // UTF-16 string without unnecessary conversions. Even though the following 22 // UTF-16 string without unnecessary conversions. Even though the following
23 // snippet produces the same mapping, it needs to convert same characters many 23 // snippet produces the same mapping, it needs to convert same characters many
24 // times. This class incrementally counts the number of converted UTF-16 24 // times. This class incrementally counts the number of converted UTF-16
25 // characters to avoid this problem. 25 // characters to avoid this problem.
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261 // CanHyphenate function, e.g. WebKit does not have to hyphenate words when it 261 // CanHyphenate function, e.g. WebKit does not have to hyphenate words when it
262 // does not have to break text into lines.) 262 // does not have to break text into lines.)
263 if (dictionary_) { 263 if (dictionary_) {
264 hnj_hyphen_free(dictionary_); 264 hnj_hyphen_free(dictionary_);
265 dictionary_ = NULL; 265 dictionary_ = NULL;
266 } 266 }
267 dictionary_file_.Set(base::FdopenPlatformFile(rule_file, "r")); 267 dictionary_file_.Set(base::FdopenPlatformFile(rule_file, "r"));
268 } 268 }
269 269
270 } // namespace content 270 } // namespace content
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