1/*
2 * Copyright (C) 2018 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#pragma once
27
28#if ENABLE(LAYOUT_FORMATTING_CONTEXT)
29
30#include "LayoutSize.h"
31#include "LayoutUnit.h"
32#include <wtf/IsoMalloc.h>
33#include <wtf/WeakPtr.h>
34
35namespace WebCore {
36namespace Layout {
37
38class Box;
39
40// HTMLAudioElement, HTMLCanvasElement. HTMLEmbedElement, HTMLIFrameElement, HTMLImageElement, HTMLInputElement, HTMLObjectElement, HTMLVideoElement.
41class Replaced {
42 WTF_MAKE_ISO_ALLOCATED(Replaced);
43public:
44 Replaced(const Box&);
45 ~Replaced() = default;
46
47 // FIXME: Temporary until after intrinsic size change is tracked internallys.
48 void setIntrinsicSize(LayoutSize size) { m_intrinsicSize = size; }
49 void setIntrinsicRatio(LayoutUnit ratio) { m_intrinsicRatio = ratio; };
50
51 bool hasIntrinsicWidth() const;
52 bool hasIntrinsicHeight() const;
53 bool hasIntrinsicRatio() const;
54 LayoutUnit intrinsicWidth() const;
55 LayoutUnit intrinsicHeight() const;
56 LayoutUnit intrinsicRatio() const;
57
58private:
59 bool hasAspectRatio() const;
60
61 WeakPtr<const Box> m_layoutBox;
62 Optional<LayoutSize> m_intrinsicSize;
63 Optional<LayoutUnit> m_intrinsicRatio;
64};
65
66}
67}
68#endif
69