1/*
2 * Copyright (C) 2010, 2014 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#if USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR)
29
30#include "DisplayRefreshMonitor.h"
31#include "PlatformScreen.h"
32#include <wtf/NeverDestroyed.h>
33#include <wtf/RefPtr.h>
34#include <wtf/Vector.h>
35
36namespace WebCore {
37
38class DisplayRefreshMonitorManager {
39 friend class NeverDestroyed<DisplayRefreshMonitorManager>;
40public:
41 WEBCORE_EXPORT static DisplayRefreshMonitorManager& sharedManager();
42
43 void registerClient(DisplayRefreshMonitorClient&);
44 void unregisterClient(DisplayRefreshMonitorClient&);
45
46 bool scheduleAnimation(DisplayRefreshMonitorClient&);
47 void windowScreenDidChange(PlatformDisplayID, DisplayRefreshMonitorClient&);
48
49 WEBCORE_EXPORT void displayWasUpdated(PlatformDisplayID);
50
51private:
52 friend class DisplayRefreshMonitor;
53 void displayDidRefresh(DisplayRefreshMonitor&);
54
55 DisplayRefreshMonitorManager() { }
56 virtual ~DisplayRefreshMonitorManager();
57
58 DisplayRefreshMonitor* createMonitorForClient(DisplayRefreshMonitorClient&);
59
60 Vector<RefPtr<DisplayRefreshMonitor>> m_monitors;
61};
62
63}
64
65#endif // USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR)
66