1/*
2 * Copyright (C) 2018 Igalia S.L.
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
11 * copyright notice, this list of conditions and the following
12 * disclaimer in the documentation and/or other materials provided
13 * with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#pragma once
29
30#if ENABLE(ASYNC_SCROLLING) && USE(NICOSIA)
31
32#include "AsyncScrollingCoordinator.h"
33
34#include <wtf/RunLoop.h>
35
36namespace WebCore {
37
38class ScrollingCoordinatorNicosia final : public AsyncScrollingCoordinator {
39public:
40 explicit ScrollingCoordinatorNicosia(Page*);
41 virtual ~ScrollingCoordinatorNicosia();
42
43 void pageDestroyed() override;
44
45 void commitTreeStateIfNeeded() override;
46
47 ScrollingEventResult handleWheelEvent(FrameView&, const PlatformWheelEvent&) override;
48
49private:
50 void scheduleTreeStateCommit() override;
51
52 void commitTreeState();
53
54 RunLoop::Timer<ScrollingCoordinatorNicosia> m_scrollingStateTreeCommitterTimer;
55};
56
57} // namespace WebCore
58
59#endif // ENABLE(ASYNC_SCROLLING) && USE(NICOSIA)
60