| /* |
| * Copyright (C) 2011 Google 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. AND ITS CONTRIBUTORS ``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 ITS 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. |
| * |
| */ |
| |
| #ifndef ScriptedAnimationController_h |
| #define ScriptedAnimationController_h |
| |
| #include "core/dom/FrameRequestCallbackCollection.h" |
| #include "platform/heap/Handle.h" |
| #include "wtf/ListHashSet.h" |
| #include "wtf/Vector.h" |
| #include "wtf/text/AtomicString.h" |
| #include "wtf/text/StringImpl.h" |
| |
| namespace blink { |
| |
| class Document; |
| class Event; |
| class EventTarget; |
| class FrameRequestCallback; |
| class MediaQueryListListener; |
| |
| class ScriptedAnimationController |
| : public GarbageCollected<ScriptedAnimationController> { |
| public: |
| static ScriptedAnimationController* create(Document* document) { |
| return new ScriptedAnimationController(document); |
| } |
| |
| DECLARE_TRACE(); |
| void clearDocumentPointer() { m_document = nullptr; } |
| |
| typedef int CallbackId; |
| |
| int registerCallback(FrameRequestCallback*); |
| void cancelCallback(CallbackId); |
| void serviceScriptedAnimations(double monotonicTimeNow); |
| |
| void enqueueEvent(Event*); |
| void enqueuePerFrameEvent(Event*); |
| void enqueueMediaQueryChangeListeners( |
| HeapVector<Member<MediaQueryListListener>>&); |
| |
| void suspend(); |
| void resume(); |
| |
| void dispatchEventsAndCallbacksForPrinting(); |
| |
| private: |
| explicit ScriptedAnimationController(Document*); |
| |
| void scheduleAnimationIfNeeded(); |
| |
| void dispatchEvents( |
| const AtomicString& eventInterfaceFilter = AtomicString()); |
| void executeCallbacks(double monotonicTimeNow); |
| void callMediaQueryListListeners(); |
| |
| bool hasScheduledItems() const; |
| |
| Member<Document> m_document; |
| FrameRequestCallbackCollection m_callbackCollection; |
| int m_suspendCount; |
| HeapVector<Member<Event>> m_eventQueue; |
| HeapListHashSet<std::pair<Member<const EventTarget>, const StringImpl*>> |
| m_perFrameEvents; |
| using MediaQueryListListeners = |
| HeapListHashSet<Member<MediaQueryListListener>>; |
| MediaQueryListListeners m_mediaQueryListListeners; |
| }; |
| |
| } // namespace blink |
| |
| #endif // ScriptedAnimationController_h |