1/*
2 * Copyright (C) 2011, 2013 Google Inc. All rights reserved.
3 * Copyright (C) 2014 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 * * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#pragma once
33
34#if ENABLE(VIDEO_TRACK)
35
36namespace WebCore {
37
38class WebVTTTokenTypes {
39public:
40 enum Type {
41 Uninitialized,
42 Character,
43 StartTag,
44 EndTag,
45 TimestampTag,
46 };
47};
48
49class WebVTTToken {
50public:
51 typedef WebVTTTokenTypes Type;
52
53 WebVTTToken()
54 : m_type(Type::Uninitialized) { }
55
56 static WebVTTToken StringToken(const String& characterData)
57 {
58 return WebVTTToken(Type::Character, characterData);
59 }
60
61 static WebVTTToken StartTag(const String& tagName, const AtomicString& classes = emptyAtom(), const AtomicString& annotation = emptyAtom())
62 {
63 WebVTTToken token(Type::StartTag, tagName);
64 token.m_classes = classes;
65 token.m_annotation = annotation;
66 return token;
67 }
68
69 static WebVTTToken EndTag(const String& tagName)
70 {
71 return WebVTTToken(Type::EndTag, tagName);
72 }
73
74 static WebVTTToken TimestampTag(const String& timestampData)
75 {
76 return WebVTTToken(Type::TimestampTag, timestampData);
77 }
78
79 Type::Type type() const { return m_type; }
80 const String& name() const { return m_data; }
81 const String& characters() const { return m_data; }
82 const AtomicString& classes() const { return m_classes; }
83 const AtomicString& annotation() const { return m_annotation; }
84
85private:
86 WebVTTToken(Type::Type type, const String& data)
87 : m_type(type)
88 , m_data(data) { }
89
90 Type::Type m_type;
91 String m_data;
92 AtomicString m_annotation;
93 AtomicString m_classes;
94};
95
96} // namespace WebCore
97
98#endif // ENABLE(VIDEO_TRACK)
99