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Side by Side Diff: third_party/WebKit/Source/core/editing/VisibleUnits.h

Issue 1756763002: 2016-03-02T18:53:01 LayoutPosition Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: 2016-04-25T19:02:18 Created 4 years, 8 months ago
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1 /* 1 /*
2 * Copyright (C) 2004 Apple Computer, Inc. All rights reserved. 2 * Copyright (C) 2004 Apple Computer, Inc. All rights reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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105 105
106 CORE_EXPORT bool isVisuallyEquivalentCandidate(const Position&); 106 CORE_EXPORT bool isVisuallyEquivalentCandidate(const Position&);
107 CORE_EXPORT bool isVisuallyEquivalentCandidate(const PositionInFlatTree&); 107 CORE_EXPORT bool isVisuallyEquivalentCandidate(const PositionInFlatTree&);
108 108
109 // Whether or not [node, 0] and [node, lastOffsetForEditing(node)] are their own VisiblePositions. 109 // Whether or not [node, 0] and [node, lastOffsetForEditing(node)] are their own VisiblePositions.
110 // If true, adjacent candidates are visually distinct. 110 // If true, adjacent candidates are visually distinct.
111 CORE_EXPORT bool endsOfNodeAreVisuallyDistinctPositions(const Node*); 111 CORE_EXPORT bool endsOfNodeAreVisuallyDistinctPositions(const Node*);
112 112
113 CORE_EXPORT Position canonicalPositionOf(const Position&); 113 CORE_EXPORT Position canonicalPositionOf(const Position&);
114 CORE_EXPORT PositionInFlatTree canonicalPositionOf(const PositionInFlatTree&); 114 CORE_EXPORT PositionInFlatTree canonicalPositionOf(const PositionInFlatTree&);
115 CORE_EXPORT Position caretPositionOf(const Position&);
116 CORE_EXPORT PositionInFlatTree caretPositionOf(const PositionInFlatTree&);
115 117
116 // Bounds of (possibly transformed) caret in absolute coords 118 // Bounds of (possibly transformed) caret in absolute coords
117 CORE_EXPORT IntRect absoluteCaretBoundsOf(const VisiblePosition&); 119 CORE_EXPORT IntRect absoluteCaretBoundsOf(const VisiblePosition&);
118 CORE_EXPORT IntRect absoluteCaretBoundsOf(const VisiblePositionInFlatTree&); 120 CORE_EXPORT IntRect absoluteCaretBoundsOf(const VisiblePositionInFlatTree&);
119 121
120 CORE_EXPORT UChar32 characterAfter(const VisiblePosition&); 122 CORE_EXPORT UChar32 characterAfter(const VisiblePosition&);
121 CORE_EXPORT UChar32 characterAfter(const VisiblePositionInFlatTree&); 123 CORE_EXPORT UChar32 characterAfter(const VisiblePositionInFlatTree&);
122 CORE_EXPORT UChar32 characterBefore(const VisiblePosition&); 124 CORE_EXPORT UChar32 characterBefore(const VisiblePosition&);
123 CORE_EXPORT UChar32 characterBefore(const VisiblePositionInFlatTree&); 125 CORE_EXPORT UChar32 characterBefore(const VisiblePositionInFlatTree&);
124 126
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242 244
243 // Returns a hit-tested VisiblePosition for the given point in contents-space 245 // Returns a hit-tested VisiblePosition for the given point in contents-space
244 // coordinates. 246 // coordinates.
245 CORE_EXPORT VisiblePosition visiblePositionForContentsPoint(const IntPoint&, Loc alFrame*); 247 CORE_EXPORT VisiblePosition visiblePositionForContentsPoint(const IntPoint&, Loc alFrame*);
246 248
247 CORE_EXPORT bool rendersInDifferentPosition(const Position&, const Position&); 249 CORE_EXPORT bool rendersInDifferentPosition(const Position&, const Position&);
248 250
249 } // namespace blink 251 } // namespace blink
250 252
251 #endif // VisibleUnits_h 253 #endif // VisibleUnits_h
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