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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 "ScriptRunIterator.h" | 5 #include "ScriptRunIterator.h" |
6 | 6 |
7 #include "platform/text/ICUError.h" | 7 #include "platform/text/ICUError.h" |
8 #include "wtf/Threading.h" | 8 #include "wtf/Threading.h" |
9 #include <algorithm> | 9 #include <algorithm> |
10 | 10 |
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61 if (it == dst.end()) { | 61 if (it == dst.end()) { |
62 dst.push_back(primaryScript); | 62 dst.push_back(primaryScript); |
63 } | 63 } |
64 std::swap(*dst.begin(), *it); | 64 std::swap(*dst.begin(), *it); |
65 return; | 65 return; |
66 } | 66 } |
67 | 67 |
68 if (primaryScript == USCRIPT_COMMON) { | 68 if (primaryScript == USCRIPT_COMMON) { |
69 if (count == 1) { | 69 if (count == 1) { |
70 // Common with a preferred script. Keep common at head. | 70 // Common with a preferred script. Keep common at head. |
71 dst.prepend(primaryScript); | 71 dst.push_front(primaryScript); |
72 return; | 72 return; |
73 } | 73 } |
74 | 74 |
75 // Ignore common. Find the preferred script of the multiple scripts that | 75 // Ignore common. Find the preferred script of the multiple scripts that |
76 // remain, and ensure it is at the head. Just keep swapping them in, | 76 // remain, and ensure it is at the head. Just keep swapping them in, |
77 // there aren't likely to be many. | 77 // there aren't likely to be many. |
78 for (size_t i = 1; i < dst.size(); ++i) { | 78 for (size_t i = 1; i < dst.size(); ++i) { |
79 if (dst.at(0) == USCRIPT_LATIN || dst.at(i) < dst.at(0)) { | 79 if (dst.at(0) == USCRIPT_LATIN || dst.at(i) < dst.at(0)) { |
80 std::swap(dst.at(0), dst.at(i)); | 80 std::swap(dst.at(0), dst.at(i)); |
81 } | 81 } |
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355 } | 355 } |
356 return true; | 356 return true; |
357 } | 357 } |
358 | 358 |
359 UScriptCode ScriptRunIterator::resolveCurrentScript() const { | 359 UScriptCode ScriptRunIterator::resolveCurrentScript() const { |
360 UScriptCode result = m_currentSet.at(0); | 360 UScriptCode result = m_currentSet.at(0); |
361 return result == USCRIPT_COMMON ? m_commonPreferred : result; | 361 return result == USCRIPT_COMMON ? m_commonPreferred : result; |
362 } | 362 } |
363 | 363 |
364 } // namespace blink | 364 } // namespace blink |
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