Source/core/editing/VisibleUnits.h - Issue 1312473017: Introduce composed tree version of previousPositionOf()

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Issue 1312473017: Introduce composed tree version of previousPositionOf() (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: 2015-09-09T15:16:13 Created 5 years, 3 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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98	98

99 // TODO(yosin) Since return value of \|leftPositionOf()\| with \|VisiblePosition\|	99 // TODO(yosin) Since return value of \|leftPositionOf()\| with \|VisiblePosition\|

100 // isn't defined well on composed tree, we should not use it for a position in	100 // isn't defined well on composed tree, we should not use it for a position in

101 // composed tree.	101 // composed tree.

102 CORE_EXPORT VisiblePosition leftPositionOf(const VisiblePosition&);	102 CORE_EXPORT VisiblePosition leftPositionOf(const VisiblePosition&);

103 CORE_EXPORT VisiblePositionInComposedTree leftPositionOf(const VisiblePositionIn ComposedTree&);	103 CORE_EXPORT VisiblePositionInComposedTree leftPositionOf(const VisiblePositionIn ComposedTree&);

104 VisiblePosition rightPositionOf(const VisiblePosition&);	104 VisiblePosition rightPositionOf(const VisiblePosition&);

105	105

106 CORE_EXPORT VisiblePosition nextPositionOf(const VisiblePosition&, EditingBounda ryCrossingRule = CanCrossEditingBoundary);	106 CORE_EXPORT VisiblePosition nextPositionOf(const VisiblePosition&, EditingBounda ryCrossingRule = CanCrossEditingBoundary);

107 CORE_EXPORT VisiblePositionInComposedTree nextPositionOf(const VisiblePositionIn ComposedTree&, EditingBoundaryCrossingRule = CanCrossEditingBoundary);	107 CORE_EXPORT VisiblePositionInComposedTree nextPositionOf(const VisiblePositionIn ComposedTree&, EditingBoundaryCrossingRule = CanCrossEditingBoundary);

108 VisiblePosition previousPositionOf(const VisiblePosition&, EditingBoundaryCrossi ngRule = CanCrossEditingBoundary);	108 CORE_EXPORT VisiblePosition previousPositionOf(const VisiblePosition&, EditingBo undaryCrossingRule = CanCrossEditingBoundary);

	109 CORE_EXPORT VisiblePositionInComposedTree previousPositionOf(const VisiblePositi onInComposedTree&, EditingBoundaryCrossingRule = CanCrossEditingBoundary);

109	110

110 // words	111 // words

111 CORE_EXPORT VisiblePosition startOfWord(const VisiblePosition&, EWordSide = Righ tWordIfOnBoundary);	112 CORE_EXPORT VisiblePosition startOfWord(const VisiblePosition&, EWordSide = Righ tWordIfOnBoundary);

112 CORE_EXPORT VisiblePosition endOfWord(const VisiblePosition&, EWordSide = RightW ordIfOnBoundary);	113 CORE_EXPORT VisiblePosition endOfWord(const VisiblePosition&, EWordSide = RightW ordIfOnBoundary);

113 VisiblePosition previousWordPosition(const VisiblePosition&);	114 VisiblePosition previousWordPosition(const VisiblePosition&);

114 VisiblePosition nextWordPosition(const VisiblePosition&);	115 VisiblePosition nextWordPosition(const VisiblePosition&);

115 VisiblePosition rightWordPosition(const VisiblePosition&, bool skipsSpaceWhenMov ingRight);	116 VisiblePosition rightWordPosition(const VisiblePosition&, bool skipsSpaceWhenMov ingRight);

116 VisiblePosition leftWordPosition(const VisiblePosition&, bool skipsSpaceWhenMovi ngRight);	117 VisiblePosition leftWordPosition(const VisiblePosition&, bool skipsSpaceWhenMovi ngRight);

117	118

118 // sentences	119 // sentences

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182	183

183 // Returns a hit-tested VisiblePosition for the given point in contents-space	184 // Returns a hit-tested VisiblePosition for the given point in contents-space

184 // coordinates.	185 // coordinates.

185 CORE_EXPORT VisiblePosition visiblePositionForContentsPoint(const IntPoint&, Loc alFrame*);	186 CORE_EXPORT VisiblePosition visiblePositionForContentsPoint(const IntPoint&, Loc alFrame*);

186	187

187 CORE_EXPORT bool rendersInDifferentPosition(const Position&, const Position&);	188 CORE_EXPORT bool rendersInDifferentPosition(const Position&, const Position&);

188	189

189 } // namespace blink	190 } // namespace blink

190	191

191 #endif // VisibleUnits_h	192 #endif // VisibleUnits_h

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