1/*
2 * Copyright (C) 2013 The MathJax Consortium. 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
14 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
15 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
16 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
17 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
18 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
19 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(MATHML)
29
30#include "MathMLSpaceElement.h"
31#include "RenderMathMLBlock.h"
32
33namespace WebCore {
34
35class RenderMathMLSpace final : public RenderMathMLBlock {
36 WTF_MAKE_ISO_ALLOCATED(RenderMathMLSpace);
37public:
38 RenderMathMLSpace(MathMLSpaceElement&, RenderStyle&&);
39 MathMLSpaceElement& element() const { return static_cast<MathMLSpaceElement&>(nodeForNonAnonymous()); }
40
41private:
42 const char* renderName() const final { return "RenderMathMLSpace"; }
43 bool isRenderMathMLSpace() const final { return true; }
44 bool isChildAllowed(const RenderObject&, const RenderStyle&) const final { return false; }
45 void computePreferredLogicalWidths() final;
46 void layoutBlock(bool relayoutChildren, LayoutUnit pageLogicalHeight = 0_lu) final;
47 Optional<int> firstLineBaseline() const final;
48
49 LayoutUnit spaceWidth() const;
50 void getSpaceHeightAndDepth(LayoutUnit& height, LayoutUnit& depth) const;
51};
52
53} // namespace WebCore
54
55SPECIALIZE_TYPE_TRAITS_RENDER_OBJECT(RenderMathMLSpace, isRenderMathMLSpace())
56
57#endif // ENABLE(MATHML)
58