1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 */ 24 25#include "config.h" 26#include "public/web/WebSurroundingText.h" 27 28#include "core/dom/Element.h" 29#include "core/dom/Node.h" 30#include "core/dom/Range.h" 31#include "core/dom/Text.h" 32#include "core/editing/SurroundingText.h" 33#include "core/editing/VisiblePosition.h" 34#include "core/rendering/RenderObject.h" 35#include "public/platform/WebPoint.h" 36#include "public/web/WebHitTestResult.h" 37 38namespace blink { 39 40void WebSurroundingText::initialize(const WebNode& webNode, const WebPoint& nodePoint, size_t maxLength) 41{ 42 const Node* node = webNode.constUnwrap<Node>(); 43 if (!node || !node->renderer()) 44 return; 45 46 m_private.reset(new SurroundingText(VisiblePosition(node->renderer()->positionForPoint(static_cast<IntPoint>(nodePoint))).deepEquivalent().parentAnchoredEquivalent(), maxLength)); 47} 48 49void WebSurroundingText::initialize(const WebRange& webRange, size_t maxLength) 50{ 51 if (RefPtrWillBeRawPtr<Range> range = static_cast<PassRefPtrWillBeRawPtr<Range> >(webRange)) 52 m_private.reset(new SurroundingText(*range, maxLength)); 53} 54 55WebString WebSurroundingText::textContent() const 56{ 57 return m_private->content(); 58} 59 60size_t WebSurroundingText::hitOffsetInTextContent() const 61{ 62 ASSERT(m_private->startOffsetInContent() == m_private->endOffsetInContent()); 63 return m_private->startOffsetInContent(); 64} 65 66size_t WebSurroundingText::startOffsetInTextContent() const 67{ 68 return m_private->startOffsetInContent(); 69} 70 71size_t WebSurroundingText::endOffsetInTextContent() const 72{ 73 return m_private->endOffsetInContent(); 74} 75 76WebRange WebSurroundingText::rangeFromContentOffsets(size_t startOffsetInContent, size_t endOffsetInContent) 77{ 78 return m_private->rangeFromContentOffsets(startOffsetInContent, endOffsetInContent); 79} 80 81bool WebSurroundingText::isNull() const 82{ 83 return !m_private.get(); 84} 85 86void WebSurroundingText::reset() 87{ 88 m_private.reset(0); 89} 90 91} // namespace blink 92