Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(107)

Side by Side Diff: third_party/WebKit/Source/platform/text/BidiResolver.h

Issue 1521923002: Make platform/text to use USING_FAST_MALLOC. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 12 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
1 /* 1 /*
2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org) 2 * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2003, 2004, 2006, 2007, 2008 Apple Inc. All right reserved. 3 * Copyright (C) 2003, 2004, 2006, 2007, 2008 Apple Inc. All right reserved.
4 * 4 *
5 * This library is free software; you can redistribute it and/or 5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public 6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either 7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version. 8 * version 2 of the License, or (at your option) any later version.
9 * 9 *
10 * This library is distributed in the hope that it will be useful, 10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Library General Public License for more details. 13 * Library General Public License for more details.
14 * 14 *
15 * You should have received a copy of the GNU Library General Public License 15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB. If not, write to 16 * along with this library; see the file COPYING.LIB. If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA. 18 * Boston, MA 02110-1301, USA.
19 * 19 *
20 */ 20 */
21 21
22 #ifndef BidiResolver_h 22 #ifndef BidiResolver_h
23 #define BidiResolver_h 23 #define BidiResolver_h
24 24
25 #include "platform/text/BidiCharacterRun.h" 25 #include "platform/text/BidiCharacterRun.h"
26 #include "platform/text/BidiContext.h" 26 #include "platform/text/BidiContext.h"
27 #include "platform/text/BidiRunList.h" 27 #include "platform/text/BidiRunList.h"
28 #include "platform/text/TextDirection.h" 28 #include "platform/text/TextDirection.h"
29 #include "wtf/Allocator.h"
29 #include "wtf/HashMap.h" 30 #include "wtf/HashMap.h"
30 #include "wtf/Noncopyable.h" 31 #include "wtf/Noncopyable.h"
31 #include "wtf/PassRefPtr.h" 32 #include "wtf/PassRefPtr.h"
32 #include "wtf/Vector.h" 33 #include "wtf/Vector.h"
33 34
34 namespace blink { 35 namespace blink {
35 36
36 class LayoutObject; 37 class LayoutObject;
37 38
38 template <class Iterator> class MidpointState { 39 template <class Iterator> class MidpointState final {
40 DISALLOW_NEW();
39 public: 41 public:
40 MidpointState() 42 MidpointState()
41 { 43 {
42 reset(); 44 reset();
43 } 45 }
44 46
45 void reset() 47 void reset()
46 { 48 {
47 m_numMidpoints = 0; 49 m_numMidpoints = 0;
48 m_currentMidpoint = 0; 50 m_currentMidpoint = 0;
(...skipping 60 matching lines...) Expand 10 before | Expand all | Expand 10 after
109 if (m_midpoints.size() <= m_numMidpoints) 111 if (m_midpoints.size() <= m_numMidpoints)
110 m_midpoints.grow(m_numMidpoints + 10); 112 m_midpoints.grow(m_numMidpoints + 10);
111 113
112 Iterator* midpointsIterator = m_midpoints.data(); 114 Iterator* midpointsIterator = m_midpoints.data();
113 midpointsIterator[m_numMidpoints++] = midpoint; 115 midpointsIterator[m_numMidpoints++] = midpoint;
114 } 116 }
115 }; 117 };
116 118
117 // The BidiStatus at a given position (typically the end of a line) can 119 // The BidiStatus at a given position (typically the end of a line) can
118 // be cached and then used to restart bidi resolution at that position. 120 // be cached and then used to restart bidi resolution at that position.
119 struct BidiStatus { 121 struct BidiStatus final {
122 DISALLOW_NEW();
120 BidiStatus() 123 BidiStatus()
121 : eor(WTF::Unicode::OtherNeutral) 124 : eor(WTF::Unicode::OtherNeutral)
122 , lastStrong(WTF::Unicode::OtherNeutral) 125 , lastStrong(WTF::Unicode::OtherNeutral)
123 , last(WTF::Unicode::OtherNeutral) 126 , last(WTF::Unicode::OtherNeutral)
124 { 127 {
125 } 128 }
126 129
127 // Creates a BidiStatus representing a new paragraph root with a default dir ection. 130 // Creates a BidiStatus representing a new paragraph root with a default dir ection.
128 // Uses TextDirection as it only has two possibilities instead of WTF::Unico de::Direction which has 19. 131 // Uses TextDirection as it only has two possibilities instead of WTF::Unico de::Direction which has 19.
129 BidiStatus(TextDirection textDirection, bool isOverride) 132 BidiStatus(TextDirection textDirection, bool isOverride)
(...skipping 29 matching lines...) Expand all
159 // I doubt it matters. 162 // I doubt it matters.
160 return BidiStatus(direction, direction, direction, context.release()); 163 return BidiStatus(direction, direction, direction, context.release());
161 } 164 }
162 165
163 WTF::Unicode::Direction eor; 166 WTF::Unicode::Direction eor;
164 WTF::Unicode::Direction lastStrong; 167 WTF::Unicode::Direction lastStrong;
165 WTF::Unicode::Direction last; 168 WTF::Unicode::Direction last;
166 RefPtr<BidiContext> context; 169 RefPtr<BidiContext> context;
167 }; 170 };
168 171
169 class BidiEmbedding { 172 class BidiEmbedding final {
173 DISALLOW_NEW_EXCEPT_PLACEMENT_NEW();
170 public: 174 public:
171 BidiEmbedding(WTF::Unicode::Direction direction, BidiEmbeddingSource source) 175 BidiEmbedding(WTF::Unicode::Direction direction, BidiEmbeddingSource source)
172 : m_direction(direction) 176 : m_direction(direction)
173 , m_source(source) 177 , m_source(source)
174 { 178 {
175 } 179 }
176 180
177 WTF::Unicode::Direction direction() const { return m_direction; } 181 WTF::Unicode::Direction direction() const { return m_direction; }
178 BidiEmbeddingSource source() const { return m_source; } 182 BidiEmbeddingSource source() const { return m_source; }
179 private: 183 private:
(...skipping 15 matching lines...) Expand all
195 NoVisualOverride, 199 NoVisualOverride,
196 VisualLeftToRightOverride, 200 VisualLeftToRightOverride,
197 VisualRightToLeftOverride 201 VisualRightToLeftOverride
198 }; 202 };
199 203
200 class NoIsolatedRun { 204 class NoIsolatedRun {
201 }; 205 };
202 206
203 // BidiResolver is WebKit's implementation of the Unicode Bidi Algorithm 207 // BidiResolver is WebKit's implementation of the Unicode Bidi Algorithm
204 // http://unicode.org/reports/tr9 208 // http://unicode.org/reports/tr9
205 template <class Iterator, class Run, class IsolatedRun = NoIsolatedRun> class Bi diResolver { 209 template <class Iterator, class Run, class IsolatedRun = NoIsolatedRun> class Bi diResolver final {
210 DISALLOW_NEW();
206 WTF_MAKE_NONCOPYABLE(BidiResolver); 211 WTF_MAKE_NONCOPYABLE(BidiResolver);
207 public: 212 public:
208 BidiResolver() 213 BidiResolver()
209 : m_direction(WTF::Unicode::OtherNeutral) 214 : m_direction(WTF::Unicode::OtherNeutral)
210 , m_reachedEndOfLine(false) 215 , m_reachedEndOfLine(false)
211 , m_emptyRun(true) 216 , m_emptyRun(true)
212 , m_nestedIsolateCount(0) 217 , m_nestedIsolateCount(0)
213 , m_trailingSpaceRun(0) 218 , m_trailingSpaceRun(0)
214 { 219 {
215 } 220 }
(...skipping 906 matching lines...) Expand 10 before | Expand all | Expand 10 after
1122 1127
1123 template<class Iterator, class Run, class IsolatedRun> 1128 template<class Iterator, class Run, class IsolatedRun>
1124 MidpointState<Iterator> BidiResolver<Iterator, Run, IsolatedRun>::midpointStateF orIsolatedRun(Run& run) 1129 MidpointState<Iterator> BidiResolver<Iterator, Run, IsolatedRun>::midpointStateF orIsolatedRun(Run& run)
1125 { 1130 {
1126 return m_midpointStateForIsolatedRun.take(&run); 1131 return m_midpointStateForIsolatedRun.take(&run);
1127 } 1132 }
1128 1133
1129 } // namespace blink 1134 } // namespace blink
1130 1135
1131 #endif // BidiResolver_h 1136 #endif // BidiResolver_h
OLDNEW
« no previous file with comments | « third_party/WebKit/Source/core/paint/TextPainter.cpp ('k') | third_party/WebKit/Source/platform/text/BidiRunList.h » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698