1/*
2 * Copyright (C) 2015 Igalia S.L. 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#include "RenderStyleConstants.h"
29
30namespace WebCore {
31
32class StyleSelfAlignmentData {
33public:
34 // Style data for Self-Aligment and Default-Alignment properties: align-{self, items}, justify-{self, items}.
35 // [ <self-position> && <overflow-position>? ] | [ legacy && [ left | right | center ] ]
36 StyleSelfAlignmentData(ItemPosition position, OverflowAlignment overflow, ItemPositionType positionType = ItemPositionType::NonLegacy)
37 : m_position(static_cast<unsigned>(position))
38 , m_positionType(static_cast<unsigned>(positionType))
39 , m_overflow(static_cast<unsigned>(overflow))
40 {
41 }
42
43 void setPosition(ItemPosition position) { m_position = static_cast<unsigned>(position); }
44 void setPositionType(ItemPositionType positionType) { m_positionType = static_cast<unsigned>(positionType); }
45 void setOverflow(OverflowAlignment overflow) { m_overflow = static_cast<unsigned>(overflow); }
46
47 ItemPosition position() const { return static_cast<ItemPosition>(m_position); }
48 ItemPositionType positionType() const { return static_cast<ItemPositionType>(m_positionType); }
49 OverflowAlignment overflow() const { return static_cast<OverflowAlignment>(m_overflow); }
50
51 bool operator==(const StyleSelfAlignmentData& o) const
52 {
53 return m_position == o.m_position && m_positionType == o.m_positionType && m_overflow == o.m_overflow;
54 }
55
56 bool operator!=(const StyleSelfAlignmentData& o) const
57 {
58 return !(*this == o);
59 }
60
61private:
62 unsigned m_position : 4; // ItemPosition
63 unsigned m_positionType: 1; // Whether or not alignment uses the 'legacy' keyword.
64 unsigned m_overflow : 2; // OverflowAlignment
65};
66
67} // namespace WebCore
68