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1 /* | |
2 * Copyright (C) 2009 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 are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #ifndef WebRange_h | |
32 #define WebRange_h | |
33 | |
34 #include "../platform/WebCommon.h" | |
35 #include "../platform/WebVector.h" | |
36 | |
37 #if WEBKIT_IMPLEMENTATION | |
38 namespace WebCore { class Range; } | |
39 namespace WTF { template <typename T> class PassRefPtr; } | |
40 #endif | |
41 | |
42 namespace WebKit { | |
43 | |
44 struct WebFloatQuad; | |
45 class WebFrame; | |
46 class WebNode; | |
47 class WebRangePrivate; | |
48 class WebString; | |
49 | |
50 // Provides readonly access to some properties of a DOM range. | |
51 class WebRange { | |
52 public: | |
53 ~WebRange() { reset(); } | |
54 | |
55 WebRange() : m_private(0) { } | |
56 WebRange(const WebRange& r) : m_private(0) { assign(r); } | |
57 WebRange& operator=(const WebRange& r) | |
58 { | |
59 assign(r); | |
60 return *this; | |
61 } | |
62 | |
63 WEBKIT_EXPORT void reset(); | |
64 WEBKIT_EXPORT void assign(const WebRange&); | |
65 | |
66 bool isNull() const { return !m_private; } | |
67 | |
68 WEBKIT_EXPORT int startOffset() const; | |
69 WEBKIT_EXPORT int endOffset() const; | |
70 WEBKIT_EXPORT WebNode startContainer(int& exceptionCode) const; | |
71 WEBKIT_EXPORT WebNode endContainer(int& exceptionCode) const; | |
72 | |
73 WEBKIT_EXPORT WebString toHTMLText() const; | |
74 WEBKIT_EXPORT WebString toPlainText() const; | |
75 | |
76 WEBKIT_EXPORT WebRange expandedToParagraph() const; | |
77 | |
78 WEBKIT_EXPORT static WebRange fromDocumentRange(WebFrame*, int start, int le
ngth); | |
79 | |
80 WEBKIT_EXPORT WebVector<WebFloatQuad> textQuads() const; | |
81 | |
82 #if WEBKIT_IMPLEMENTATION | |
83 WebRange(const WTF::PassRefPtr<WebCore::Range>&); | |
84 WebRange& operator=(const WTF::PassRefPtr<WebCore::Range>&); | |
85 operator WTF::PassRefPtr<WebCore::Range>() const; | |
86 #endif | |
87 | |
88 private: | |
89 void assign(WebRangePrivate*); | |
90 WebRangePrivate* m_private; | |
91 }; | |
92 | |
93 } // namespace WebKit | |
94 | |
95 #endif | |
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