1/*
2 * Copyright (C) 2014-2016 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 are
6 * met:
7 *
8 * * Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * * Redistributions in binary form must reproduce the above
11 * copyright notice, this list of conditions and the following disclaimer
12 * in the documentation and/or other materials provided with the
13 * distribution.
14 * * Neither the name of Google Inc. nor the names of its
15 * contributors may be used to endorse or promote products derived from
16 * this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#pragma once
32
33#include "GridPosition.h"
34
35namespace WebCore {
36
37class GridSpan;
38class RenderBox;
39class RenderStyle;
40
41enum GridTrackSizingDirection {
42 ForColumns,
43 ForRows
44};
45
46class NamedLineCollection {
47 WTF_MAKE_NONCOPYABLE(NamedLineCollection);
48public:
49 NamedLineCollection(const RenderStyle&, const String& namedLine, GridTrackSizingDirection, unsigned lastLine, unsigned autoRepeatTracksCount);
50
51 bool hasNamedLines() const;
52 unsigned firstPosition() const;
53
54 bool contains(unsigned line) const;
55
56private:
57 size_t find(unsigned line) const;
58
59 const Vector<unsigned>* m_namedLinesIndexes { nullptr };
60 const Vector<unsigned>* m_autoRepeatNamedLinesIndexes { nullptr };
61
62 unsigned m_insertionPoint;
63 unsigned m_lastLine;
64 unsigned m_autoRepeatTotalTracks;
65 unsigned m_autoRepeatTrackListLength;
66};
67
68// Class with all the code related to grid items positions resolution.
69class GridPositionsResolver {
70public:
71 static GridPositionSide initialPositionSide(GridTrackSizingDirection);
72 static GridPositionSide finalPositionSide(GridTrackSizingDirection);
73 static unsigned spanSizeForAutoPlacedItem(const RenderBox&, GridTrackSizingDirection);
74 static GridSpan resolveGridPositionsFromStyle(const RenderStyle&, const RenderBox&, GridTrackSizingDirection, unsigned autoRepeatTracksCount);
75 static unsigned explicitGridColumnCount(const RenderStyle&, unsigned autoRepeatColumnsCount);
76 static unsigned explicitGridRowCount(const RenderStyle&, unsigned autoRepeatRowsCount);
77};
78
79} // namespace WebCore
80