/* * Copyright (C) 2010, 2014 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #pragma once #if USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR) #include "DisplayRefreshMonitor.h" #include "PlatformScreen.h" #include <wtf/NeverDestroyed.h> #include <wtf/RefPtr.h> #include <wtf/Vector.h> namespace WebCore { class DisplayRefreshMonitorManager { friend class NeverDestroyed<DisplayRefreshMonitorManager>; public: WEBCORE_EXPORT static DisplayRefreshMonitorManager& sharedManager(); void registerClient(DisplayRefreshMonitorClient&); void unregisterClient(DisplayRefreshMonitorClient&); bool scheduleAnimation(DisplayRefreshMonitorClient&); void windowScreenDidChange(PlatformDisplayID, DisplayRefreshMonitorClient&); WEBCORE_EXPORT void displayWasUpdated(); private: friend class DisplayRefreshMonitor; void displayDidRefresh(DisplayRefreshMonitor&); DisplayRefreshMonitorManager() { } virtual ~DisplayRefreshMonitorManager(); DisplayRefreshMonitor* createMonitorForClient(DisplayRefreshMonitorClient&); Vector<RefPtr<DisplayRefreshMonitor>> m_monitors; }; } #endif // USE(REQUEST_ANIMATION_FRAME_DISPLAY_MONITOR)