1/*
2 * Copyright (C) 2012 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 INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#ifndef UserMediaController_h
26#define UserMediaController_h
27
28#include "core/frame/LocalFrame.h"
29#include "modules/mediastream/UserMediaClient.h"
30#include "wtf/PassOwnPtr.h"
31
32namespace blink {
33
34class MediaDevicesRequest;
35class UserMediaRequest;
36
37class UserMediaController FINAL : public NoBaseWillBeGarbageCollected<UserMediaController>, public WillBeHeapSupplement<LocalFrame> {
38    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(UserMediaController);
39    DECLARE_EMPTY_VIRTUAL_DESTRUCTOR_WILL_BE_REMOVED(UserMediaController);
40public:
41
42    UserMediaClient* client() const { return m_client; }
43
44    void requestUserMedia(UserMediaRequest*);
45    void cancelUserMediaRequest(UserMediaRequest*);
46
47    void requestMediaDevices(MediaDevicesRequest*);
48    void cancelMediaDevicesRequest(MediaDevicesRequest*);
49
50    void requestSources(MediaStreamTrackSourcesRequest*);
51
52    static PassOwnPtrWillBeRawPtr<UserMediaController> create(UserMediaClient*);
53    static const char* supplementName();
54    static UserMediaController* from(LocalFrame* frame) { return static_cast<UserMediaController*>(WillBeHeapSupplement<LocalFrame>::from(frame, supplementName())); }
55
56    virtual void trace(Visitor* visitor) OVERRIDE { WillBeHeapSupplement<LocalFrame>::trace(visitor); }
57
58protected:
59    explicit UserMediaController(UserMediaClient*);
60
61private:
62    UserMediaClient* m_client;
63};
64
65inline void UserMediaController::requestUserMedia(UserMediaRequest* request)
66{
67    m_client->requestUserMedia(request);
68}
69
70inline void UserMediaController::cancelUserMediaRequest(UserMediaRequest* request)
71{
72    m_client->cancelUserMediaRequest(request);
73}
74
75inline void UserMediaController::requestMediaDevices(MediaDevicesRequest* request)
76{
77    m_client->requestMediaDevices(request);
78}
79
80inline void UserMediaController::cancelMediaDevicesRequest(MediaDevicesRequest* request)
81{
82    m_client->cancelMediaDevicesRequest(request);
83}
84
85inline void UserMediaController::requestSources(MediaStreamTrackSourcesRequest* request)
86{
87    m_client->requestSources(request);
88}
89
90} // namespace blink
91
92#endif // UserMediaController_h
93