1/*
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
3 * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License as published by the Free Software Foundation; either
8 * version 2 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13 * Library General Public License for more details.
14 *
15 * You should have received a copy of the GNU Library General Public License
16 * along with this library; see the file COPYING.LIB.  If not, write to
17 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 * Boston, MA 02110-1301, USA.
19 *
20 */
21
22#include "config.h"
23#include "core/css/resolver/ElementResolveContext.h"
24
25#include "core/dom/Node.h"
26#include "core/dom/NodeRenderStyle.h"
27#include "core/dom/NodeRenderingTraversal.h"
28#include "core/dom/VisitedLinkState.h"
29
30namespace blink {
31
32ElementResolveContext::ElementResolveContext(const Document& document)
33    : m_element(nullptr)
34    , m_parentNode(nullptr)
35    , m_rootElementStyle(document.documentElement() ? document.documentElement()->renderStyle() : document.renderStyle())
36    , m_elementLinkState(NotInsideLink)
37    , m_distributedToInsertionPoint(false)
38{
39}
40
41ElementResolveContext::ElementResolveContext(Element& element)
42    : m_element(&element)
43    , m_elementLinkState(element.document().visitedLinkState().determineLinkState(element))
44    , m_distributedToInsertionPoint(false)
45{
46    NodeRenderingTraversal::ParentDetails parentDetails;
47    m_parentNode = NodeRenderingTraversal::parent(&element, &parentDetails);
48    m_distributedToInsertionPoint = parentDetails.insertionPoint();
49
50    const Document& document = element.document();
51    Node* documentElement = document.documentElement();
52    RenderStyle* documentStyle = document.renderStyle();
53    m_rootElementStyle = documentElement && element != documentElement ? documentElement->renderStyle() : documentStyle;
54    if (!m_rootElementStyle)
55        m_rootElementStyle = documentStyle;
56}
57
58} // namespace blink
59