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/*
* Copyright (C) 2011 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 INC. AND ITS CONTRIBUTORS ``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 INC. OR ITS 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 "android/WebDOMTextContentWalker.h"
#include "DOMTextContentWalker.h"
#include "Element.h"
#include "Node.h"
#include "Range.h"
#include "RenderObject.h"
#include "Text.h"
#include "VisiblePosition.h"
#include "android/WebHitTestInfo.h"
using namespace WebCore;
namespace WebKit {
WebDOMTextContentWalker::WebDOMTextContentWalker()
{
}
WebDOMTextContentWalker::~WebDOMTextContentWalker()
{
m_private.reset(0);
}
WebDOMTextContentWalker::WebDOMTextContentWalker(const WebHitTestInfo& hitTestInfo, size_t maxLength)
{
Node* node = hitTestInfo.node();
if (!node)
return;
Element* element = node->parentElement();
if (!node->inDocument() && element && element->inDocument())
node = element;
m_private.reset(new DOMTextContentWalker(node->renderer()->positionForPoint(hitTestInfo.point()), maxLength));
}
WebDOMTextContentWalker::WebDOMTextContentWalker(Node* node, size_t offset, size_t maxLength)
{
if (!node || !node->isTextNode() || offset >= node->nodeValue().length())
return;
m_private.reset(new DOMTextContentWalker(VisiblePosition(Position(static_cast<Text*>(node), offset).parentAnchoredEquivalent(), DOWNSTREAM), maxLength));
}
WebString WebDOMTextContentWalker::content() const
{
return m_private->content();
}
size_t WebDOMTextContentWalker::hitOffsetInContent() const
{
return m_private->hitOffsetInContent();
}
WebRange WebDOMTextContentWalker::contentOffsetsToRange(size_t startInContent, size_t endInContent)
{
return m_private->contentOffsetsToRange(startInContent, endInContent);
}
} // namespace WebKit
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