1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#include "config.h"
21#include "core/rendering/Pagination.h"
22
23#include "core/rendering/style/RenderStyle.h"
24
25namespace WebCore {
26
27void Pagination::setStylesForPaginationMode(Mode paginationMode, RenderStyle* style)
28{
29    if (paginationMode == Unpaginated)
30        return;
31
32    switch (paginationMode) {
33    case LeftToRightPaginated:
34        style->setColumnAxis(HorizontalColumnAxis);
35        if (style->isHorizontalWritingMode())
36            style->setColumnProgression(style->isLeftToRightDirection() ? NormalColumnProgression : ReverseColumnProgression);
37        else
38            style->setColumnProgression(style->isFlippedBlocksWritingMode() ? ReverseColumnProgression : NormalColumnProgression);
39        break;
40    case RightToLeftPaginated:
41        style->setColumnAxis(HorizontalColumnAxis);
42        if (style->isHorizontalWritingMode())
43            style->setColumnProgression(style->isLeftToRightDirection() ? ReverseColumnProgression : NormalColumnProgression);
44        else
45            style->setColumnProgression(style->isFlippedBlocksWritingMode() ? NormalColumnProgression : ReverseColumnProgression);
46        break;
47    case TopToBottomPaginated:
48        style->setColumnAxis(VerticalColumnAxis);
49        if (style->isHorizontalWritingMode())
50            style->setColumnProgression(style->isFlippedBlocksWritingMode() ? ReverseColumnProgression : NormalColumnProgression);
51        else
52            style->setColumnProgression(style->isLeftToRightDirection() ? NormalColumnProgression : ReverseColumnProgression);
53        break;
54    case BottomToTopPaginated:
55        style->setColumnAxis(VerticalColumnAxis);
56        if (style->isHorizontalWritingMode())
57            style->setColumnProgression(style->isFlippedBlocksWritingMode() ? NormalColumnProgression : ReverseColumnProgression);
58        else
59            style->setColumnProgression(style->isLeftToRightDirection() ? ReverseColumnProgression : NormalColumnProgression);
60        break;
61    case Unpaginated:
62        ASSERT_NOT_REACHED();
63        break;
64    }
65}
66
67} // namespace WebCore
68