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
38 using namespace WebCore;
39
40 namespace blink {
41
initialize(const WebNode & webNode,const WebPoint & nodePoint,size_t maxLength)42 void WebSurroundingText::initialize(const WebNode& webNode, const WebPoint& nodePoint, size_t maxLength)
43 {
44 const Node* node = webNode.constUnwrap<Node>();
45 if (!node || !node->renderer())
46 return;
47
48 m_private.reset(new SurroundingText(VisiblePosition(node->renderer()->positionForPoint(static_cast<IntPoint>(nodePoint))).deepEquivalent().parentAnchoredEquivalent(), maxLength));
49 }
50
initialize(const WebRange & webRange,size_t maxLength)51 void WebSurroundingText::initialize(const WebRange& webRange, size_t maxLength)
52 {
53 if (RefPtrWillBeRawPtr<Range> range = static_cast<PassRefPtrWillBeRawPtr<Range> >(webRange))
54 m_private.reset(new SurroundingText(*range, maxLength));
55 }
56
textContent() const57 WebString WebSurroundingText::textContent() const
58 {
59 return m_private->content();
60 }
61
hitOffsetInTextContent() const62 size_t WebSurroundingText::hitOffsetInTextContent() const
63 {
64 ASSERT(m_private->startOffsetInContent() == m_private->endOffsetInContent());
65 return m_private->startOffsetInContent();
66 }
67
startOffsetInTextContent() const68 size_t WebSurroundingText::startOffsetInTextContent() const
69 {
70 return m_private->startOffsetInContent();
71 }
72
endOffsetInTextContent() const73 size_t WebSurroundingText::endOffsetInTextContent() const
74 {
75 return m_private->endOffsetInContent();
76 }
77
rangeFromContentOffsets(size_t startOffsetInContent,size_t endOffsetInContent)78 WebRange WebSurroundingText::rangeFromContentOffsets(size_t startOffsetInContent, size_t endOffsetInContent)
79 {
80 return m_private->rangeFromContentOffsets(startOffsetInContent, endOffsetInContent);
81 }
82
isNull() const83 bool WebSurroundingText::isNull() const
84 {
85 return !m_private.get();
86 }
87
reset()88 void WebSurroundingText::reset()
89 {
90 m_private.reset(0);
91 }
92
93 } // namespace blink
94