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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 #ifndef SymbolsIterator_h | 5 #ifndef SymbolsIterator_h |
6 #define SymbolsIterator_h | 6 #define SymbolsIterator_h |
7 | 7 |
| 8 #include <memory> |
8 #include "platform/fonts/FontFallbackPriority.h" | 9 #include "platform/fonts/FontFallbackPriority.h" |
9 #include "platform/fonts/FontOrientation.h" | 10 #include "platform/fonts/FontOrientation.h" |
10 #include "platform/fonts/ScriptRunIterator.h" | 11 #include "platform/fonts/ScriptRunIterator.h" |
11 #include "platform/fonts/UTF16TextIterator.h" | 12 #include "platform/fonts/UTF16TextIterator.h" |
12 #include "wtf/Allocator.h" | 13 #include "platform/wtf/Allocator.h" |
13 #include "wtf/Noncopyable.h" | 14 #include "platform/wtf/Noncopyable.h" |
14 #include <memory> | |
15 | 15 |
16 namespace blink { | 16 namespace blink { |
17 | 17 |
18 class PLATFORM_EXPORT SymbolsIterator { | 18 class PLATFORM_EXPORT SymbolsIterator { |
19 USING_FAST_MALLOC(SymbolsIterator); | 19 USING_FAST_MALLOC(SymbolsIterator); |
20 WTF_MAKE_NONCOPYABLE(SymbolsIterator); | 20 WTF_MAKE_NONCOPYABLE(SymbolsIterator); |
21 | 21 |
22 public: | 22 public: |
23 SymbolsIterator(const UChar* buffer, unsigned bufferSize); | 23 SymbolsIterator(const UChar* buffer, unsigned bufferSize); |
24 | 24 |
25 bool consume(unsigned* symbolsLimit, FontFallbackPriority*); | 25 bool consume(unsigned* symbolsLimit, FontFallbackPriority*); |
26 | 26 |
27 private: | 27 private: |
28 FontFallbackPriority fontFallbackPriorityForCharacter(UChar32); | 28 FontFallbackPriority fontFallbackPriorityForCharacter(UChar32); |
29 | 29 |
30 std::unique_ptr<UTF16TextIterator> m_utf16Iterator; | 30 std::unique_ptr<UTF16TextIterator> m_utf16Iterator; |
31 unsigned m_bufferSize; | 31 unsigned m_bufferSize; |
32 UChar32 m_nextChar; | 32 UChar32 m_nextChar; |
33 bool m_atEnd; | 33 bool m_atEnd; |
34 | 34 |
35 FontFallbackPriority m_currentFontFallbackPriority; | 35 FontFallbackPriority m_currentFontFallbackPriority; |
36 FontFallbackPriority m_previousFontFallbackPriority; | 36 FontFallbackPriority m_previousFontFallbackPriority; |
37 }; | 37 }; |
38 | 38 |
39 } // namespace blink | 39 } // namespace blink |
40 | 40 |
41 #endif | 41 #endif |
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