1 /*
2 * Copyright (C) 2011 Google, Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26 #ifndef UnicodeBidi_h
27 #define UnicodeBidi_h
28
29 namespace WebCore {
30
31 enum EUnicodeBidi {
32 UBNormal,
33 Embed,
34 Override,
35 Isolate,
36 Plaintext,
37 IsolateOverride,
38 };
39
isIsolated(const EUnicodeBidi & unicodeBidi)40 inline bool isIsolated(const EUnicodeBidi& unicodeBidi)
41 {
42 return unicodeBidi == Isolate || unicodeBidi == IsolateOverride || unicodeBidi == Plaintext;
43 }
44
isOverride(EUnicodeBidi unicodeBidi)45 inline bool isOverride(EUnicodeBidi unicodeBidi)
46 {
47 return unicodeBidi == Override || unicodeBidi == IsolateOverride;
48 }
49
50 }
51
52 #endif
53