1/*
2 * Copyright (C) 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. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "ScrollingStateOverflowScrollingNode.h"
28
29#if ENABLE(ASYNC_SCROLLING)
30
31#include "ScrollingStateTree.h"
32#include <wtf/text/TextStream.h>
33
34namespace WebCore {
35
36Ref<ScrollingStateOverflowScrollingNode> ScrollingStateOverflowScrollingNode::create(ScrollingStateTree& stateTree, ScrollingNodeID nodeID)
37{
38 return adoptRef(*new ScrollingStateOverflowScrollingNode(stateTree, nodeID));
39}
40
41ScrollingStateOverflowScrollingNode::ScrollingStateOverflowScrollingNode(ScrollingStateTree& stateTree, ScrollingNodeID nodeID)
42 : ScrollingStateScrollingNode(stateTree, ScrollingNodeType::Overflow, nodeID)
43{
44}
45
46ScrollingStateOverflowScrollingNode::ScrollingStateOverflowScrollingNode(const ScrollingStateOverflowScrollingNode& stateNode, ScrollingStateTree& adoptiveTree)
47 : ScrollingStateScrollingNode(stateNode, adoptiveTree)
48{
49}
50
51ScrollingStateOverflowScrollingNode::~ScrollingStateOverflowScrollingNode() = default;
52
53Ref<ScrollingStateNode> ScrollingStateOverflowScrollingNode::clone(ScrollingStateTree& adoptiveTree)
54{
55 return adoptRef(*new ScrollingStateOverflowScrollingNode(*this, adoptiveTree));
56}
57
58void ScrollingStateOverflowScrollingNode::dumpProperties(TextStream& ts, ScrollingStateTreeAsTextBehavior behavior) const
59{
60 ts << "Overflow scrolling node";
61
62 ScrollingStateScrollingNode::dumpProperties(ts, behavior);
63}
64
65} // namespace WebCore
66
67#endif // ENABLE(ASYNC_SCROLLING)
68