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
31namespace WebCore {
32
33class TimeRanges : public RefCounted<TimeRanges> {
34public:
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
59private:
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