| /* |
| * Copyright (C) 2014 Google Inc. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include "config.h" |
| #include "core/events/TreeScopeEventContext.h" |
| |
| #include "core/dom/StaticNodeList.h" |
| #include "core/dom/shadow/ShadowRoot.h" |
| #include "core/events/EventPath.h" |
| #include "core/events/TouchEventContext.h" |
| |
| namespace blink { |
| |
| PassRefPtrWillBeRawPtr<StaticNodeList> TreeScopeEventContext::ensureEventPath(EventPath& path) |
| { |
| if (m_eventPath) |
| return m_eventPath; |
| |
| WillBeHeapVector<RefPtrWillBeMember<Node>> nodes; |
| nodes.reserveInitialCapacity(path.size()); |
| for (size_t i = 0; i < path.size(); ++i) { |
| Node& rootNode = path[i].treeScopeEventContext().rootNode(); |
| if (rootNode.isShadowRoot() && toShadowRoot(rootNode).type() == ShadowRoot::AuthorShadowRoot) |
| nodes.append(path[i].node()); |
| else if (path[i].treeScopeEventContext().isInclusiveAncestorOf(*this)) |
| nodes.append(path[i].node()); |
| } |
| m_eventPath = StaticNodeList::adopt(nodes); |
| return m_eventPath; |
| } |
| |
| TouchEventContext* TreeScopeEventContext::ensureTouchEventContext() |
| { |
| if (!m_touchEventContext) |
| m_touchEventContext = TouchEventContext::create(); |
| return m_touchEventContext.get(); |
| } |
| |
| PassRefPtrWillBeRawPtr<TreeScopeEventContext> TreeScopeEventContext::create(TreeScope& treeScope) |
| { |
| return adoptRefWillBeNoop(new TreeScopeEventContext(treeScope)); |
| } |
| |
| TreeScopeEventContext::TreeScopeEventContext(TreeScope& treeScope) |
| : m_treeScope(treeScope) |
| , m_rootNode(treeScope.rootNode()) |
| , m_preOrder(-1) |
| , m_postOrder(-1) |
| { |
| } |
| |
| DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(TreeScopeEventContext) |
| |
| void TreeScopeEventContext::trace(Visitor* visitor) |
| { |
| visitor->trace(m_treeScope); |
| visitor->trace(m_rootNode); |
| visitor->trace(m_target); |
| visitor->trace(m_relatedTarget); |
| visitor->trace(m_eventPath); |
| visitor->trace(m_touchEventContext); |
| #if ENABLE(OILPAN) |
| visitor->trace(m_children); |
| #endif |
| } |
| |
| int TreeScopeEventContext::calculatePrePostOrderNumber(int orderNumber) |
| { |
| m_preOrder = orderNumber; |
| for (size_t i = 0; i < m_children.size(); ++i) |
| orderNumber = m_children[i]->calculatePrePostOrderNumber(orderNumber + 1); |
| m_postOrder = orderNumber + 1; |
| return orderNumber + 1; |
| } |
| |
| } |