| /* |
| * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
| * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. |
| * All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_CSS_RESOLVER_ELEMENT_RESOLVE_CONTEXT_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_CSS_RESOLVER_ELEMENT_RESOLVE_CONTEXT_H_ |
| |
| #include "third_party/blink/renderer/core/dom/element.h" |
| #include "third_party/blink/renderer/core/style/computed_style_constants.h" |
| |
| namespace blink { |
| |
| class ContainerNode; |
| class Document; |
| class Element; |
| class ComputedStyle; |
| |
| // Wraps an Element for use by ElementRuleCollector. Computes various values |
| // from the element for quick access during style calculation. It is immutable. |
| class CORE_EXPORT ElementResolveContext { |
| STACK_ALLOCATED(); |
| |
| public: |
| explicit ElementResolveContext(const Document&); |
| |
| explicit ElementResolveContext(Element&); |
| |
| Element* GetElement() const { return element_; } |
| const ContainerNode* ParentNode() const { return parent_node_; } |
| const ContainerNode* LayoutParent() const { return layout_parent_; } |
| const ComputedStyle* RootElementStyle() const { return root_element_style_; } |
| const ComputedStyle* ParentStyle() const { |
| return ParentNode() && ParentNode()->IsElementNode() |
| ? ParentNode()->GetComputedStyle() |
| : nullptr; |
| } |
| const ComputedStyle* LayoutParentStyle() const { |
| return LayoutParent() ? LayoutParent()->GetComputedStyle() : nullptr; |
| } |
| EInsideLink ElementLinkState() const { return element_link_state_; } |
| bool DistributedToV0InsertionPoint() const { |
| return distributed_to_insertion_point_; |
| } |
| |
| private: |
| Member<Element> element_; |
| Member<ContainerNode> parent_node_; |
| Member<ContainerNode> layout_parent_; |
| const ComputedStyle* root_element_style_; |
| EInsideLink element_link_state_; |
| bool distributed_to_insertion_point_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_CSS_RESOLVER_ELEMENT_RESOLVE_CONTEXT_H_ |