1/*
2 * Copyright (C) 2011 Ericsson AB. 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 *
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer
12 *    in the documentation and/or other materials provided with the
13 *    distribution.
14 * 3. Neither the name of Ericsson nor the names of its contributors
15 *    may be used to endorse or promote products derived from this
16 *    software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef MediaStreamComponent_h
32#define MediaStreamComponent_h
33
34#if ENABLE(MEDIA_STREAM)
35
36#include "MediaStreamSource.h"
37#include "UUID.h"
38
39namespace WebCore {
40
41class MediaStreamDescriptor;
42
43class MediaStreamComponent : public RefCounted<MediaStreamComponent> {
44public:
45    static PassRefPtr<MediaStreamComponent> create(PassRefPtr<MediaStreamSource> source)
46    {
47        return adoptRef(new MediaStreamComponent(createCanonicalUUIDString(), 0, source));
48    }
49
50    static PassRefPtr<MediaStreamComponent> create(const String& id, PassRefPtr<MediaStreamSource> source)
51    {
52        return adoptRef(new MediaStreamComponent(id, 0, source));
53    }
54
55    static PassRefPtr<MediaStreamComponent> create(MediaStreamDescriptor* stream, PassRefPtr<MediaStreamSource> source)
56    {
57        return adoptRef(new MediaStreamComponent(createCanonicalUUIDString(), stream, source));
58    }
59
60    MediaStreamDescriptor* stream() const { return m_stream; }
61    void setStream(MediaStreamDescriptor* stream) { ASSERT(!m_stream && stream); m_stream = stream; }
62
63    MediaStreamSource* source() const { return m_source.get(); }
64
65    String id() const { return m_id; }
66    bool enabled() const { return m_enabled; }
67    void setEnabled(bool enabled) { m_enabled = enabled; }
68
69private:
70    MediaStreamComponent(const String& id, MediaStreamDescriptor* stream, PassRefPtr<MediaStreamSource> source)
71        : m_stream(stream)
72        , m_source(source)
73        , m_id(id)
74        , m_enabled(true)
75    {
76        ASSERT(m_id.length());
77    }
78
79    MediaStreamDescriptor* m_stream;
80    RefPtr<MediaStreamSource> m_source;
81    String m_id;
82    bool m_enabled;
83};
84
85typedef Vector<RefPtr<MediaStreamComponent> > MediaStreamComponentVector;
86
87} // namespace WebCore
88
89#endif // ENABLE(MEDIA_STREAM)
90
91#endif // MediaStreamComponent_h
92