1 | /* |
2 | * Copyright (C) 2007, 2009 Apple 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 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 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 | #pragma once |
27 | |
28 | #include "ExceptionOr.h" |
29 | #include "PlatformTimeRanges.h" |
30 | |
31 | namespace WebCore { |
32 | |
33 | class TimeRanges : public RefCounted<TimeRanges> { |
34 | public: |
35 | WEBCORE_EXPORT static Ref<TimeRanges> create(); |
36 | WEBCORE_EXPORT static Ref<TimeRanges> create(double start, double end); |
37 | static Ref<TimeRanges> create(const PlatformTimeRanges&); |
38 | |
39 | WEBCORE_EXPORT ExceptionOr<double> start(unsigned index) const; |
40 | WEBCORE_EXPORT ExceptionOr<double> end(unsigned index) const; |
41 | |
42 | WEBCORE_EXPORT Ref<TimeRanges> copy() const; |
43 | void invert(); |
44 | WEBCORE_EXPORT void intersectWith(const TimeRanges&); |
45 | void unionWith(const TimeRanges&); |
46 | |
47 | WEBCORE_EXPORT unsigned length() const; |
48 | |
49 | WEBCORE_EXPORT void add(double start, double end); |
50 | bool contain(double time) const; |
51 | |
52 | size_t find(double time) const; |
53 | WEBCORE_EXPORT double nearest(double time) const; |
54 | double totalDuration() const; |
55 | |
56 | const PlatformTimeRanges& ranges() const { return m_ranges; } |
57 | PlatformTimeRanges& ranges() { return m_ranges; } |
58 | |
59 | private: |
60 | WEBCORE_EXPORT TimeRanges(); |
61 | WEBCORE_EXPORT TimeRanges(double start, double end); |
62 | explicit TimeRanges(const PlatformTimeRanges&); |
63 | |
64 | PlatformTimeRanges m_ranges; |
65 | }; |
66 | |
67 | } // namespace WebCore |
68 | |