1/*
2 * This file is part of the render object implementation for KHTML.
3 *
4 * Copyright (C) 2003 Apple Computer, Inc.
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Library General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Library General Public License for more details.
15 *
16 * You should have received a copy of the GNU Library General Public License
17 * along with this library; see the file COPYING.LIB.  If not, write to
18 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
19 * Boston, MA 02110-1301, USA.
20 *
21 */
22
23#ifndef RenderDeprecatedFlexibleBox_h
24#define RenderDeprecatedFlexibleBox_h
25
26#include "core/rendering/RenderBlock.h"
27
28namespace blink {
29
30class FlexBoxIterator;
31
32class RenderDeprecatedFlexibleBox FINAL : public RenderBlock {
33public:
34    RenderDeprecatedFlexibleBox(Element&);
35    virtual ~RenderDeprecatedFlexibleBox();
36
37    virtual const char* renderName() const OVERRIDE;
38
39    virtual void styleWillChange(StyleDifference, const RenderStyle& newStyle) OVERRIDE;
40
41    virtual void layoutBlock(bool relayoutChildren) OVERRIDE;
42    void layoutHorizontalBox(bool relayoutChildren);
43    void layoutVerticalBox(bool relayoutChildren);
44
45    virtual bool isDeprecatedFlexibleBox() const OVERRIDE { return true; }
46    bool isStretchingChildren() const { return m_stretchingChildren; }
47    virtual bool canCollapseAnonymousBlockChild() const OVERRIDE { return false; }
48
49    void placeChild(RenderBox* child, const LayoutPoint& location);
50
51private:
52    virtual void computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const OVERRIDE;
53    virtual void computePreferredLogicalWidths() OVERRIDE;
54
55    LayoutUnit allowedChildFlex(RenderBox* child, bool expanding, unsigned group);
56
57    bool hasMultipleLines() const { return style()->boxLines() == MULTIPLE; }
58    bool isVertical() const { return style()->boxOrient() == VERTICAL; }
59    bool isHorizontal() const { return style()->boxOrient() == HORIZONTAL; }
60
61    void applyLineClamp(FlexBoxIterator&, bool relayoutChildren);
62    void clearLineClamp();
63
64    bool m_stretchingChildren;
65};
66
67DEFINE_RENDER_OBJECT_TYPE_CASTS(RenderDeprecatedFlexibleBox, isDeprecatedFlexibleBox());
68
69} // namespace blink
70
71#endif // RenderDeprecatedFlexibleBox_h
72