projects / iphone-api.git / blame
| Commit | Line | Data |
|---|---|---|
| a90939db JF |
1 | /* |
| 2 | * Copyright (C) 2004 Apple Computer, 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 COMPUTER, INC. ``AS IS'' AND ANY | |
| 14 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
| 15 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | |
| 16 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | |
| 17 | * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 18 | * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 19 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 20 | * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | |
| 21 | * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 22 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
| 23 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 24 | */ | |
| 25 | ||
| 26 | #ifndef visible_units_h | |
| 27 | #define visible_units_h | |
| 28 | ||
| 29 | #include "Document.h" | |
| 30 | #include "TextAffinity.h" | |
| 31 | ||
| 32 | namespace WebCore { | |
| 33 | ||
| 34 | class VisiblePosition; | |
| 35 | ||
| 36 | enum EWordSide { RightWordIfOnBoundary = false, LeftWordIfOnBoundary = true }; | |
| 37 | ||
| 38 | // words | |
| 39 | VisiblePosition startOfWord(const VisiblePosition &, EWordSide = RightWordIfOnBoundary); | |
| 40 | VisiblePosition endOfWord(const VisiblePosition &, EWordSide = RightWordIfOnBoundary); | |
| 41 | VisiblePosition previousWordPosition(const VisiblePosition &); | |
| 42 | VisiblePosition nextWordPosition(const VisiblePosition &); | |
| 43 | ||
| 44 | // sentences | |
| 45 | VisiblePosition startOfSentence(const VisiblePosition &); | |
| 46 | VisiblePosition endOfSentence(const VisiblePosition &); | |
| 47 | VisiblePosition previousSentencePosition(const VisiblePosition &); | |
| 48 | VisiblePosition nextSentencePosition(const VisiblePosition &); | |
| 49 | ||
| 50 | // lines | |
| 51 | VisiblePosition startOfLine(const VisiblePosition &); | |
| 52 | VisiblePosition endOfLine(const VisiblePosition &); | |
| 53 | VisiblePosition previousLinePosition(const VisiblePosition &, int x); | |
| 54 | VisiblePosition nextLinePosition(const VisiblePosition &, int x); | |
| 55 | bool inSameLine(const VisiblePosition &, const VisiblePosition &); | |
| 56 | bool isStartOfLine(const VisiblePosition &); | |
| 57 | bool isEndOfLine(const VisiblePosition &); | |
| 58 | ||
| 59 | // paragraphs (perhaps a misnomer, can be divided by line break elements) | |
| 60 | VisiblePosition startOfParagraph(const VisiblePosition&); | |
| 61 | VisiblePosition endOfParagraph(const VisiblePosition&); | |
| 62 | VisiblePosition startOfNextParagraph(const VisiblePosition&); | |
| 63 | VisiblePosition previousParagraphPosition(const VisiblePosition &, int x); | |
| 64 | VisiblePosition nextParagraphPosition(const VisiblePosition &, int x); | |
| 65 | bool inSameParagraph(const VisiblePosition &, const VisiblePosition &); | |
| 66 | bool isStartOfParagraph(const VisiblePosition &); | |
| 67 | bool isEndOfParagraph(const VisiblePosition &); | |
| 68 | ||
| 69 | // blocks (true paragraphs; line break elements don't break blocks) | |
| 70 | VisiblePosition startOfBlock(const VisiblePosition &); | |
| 71 | VisiblePosition endOfBlock(const VisiblePosition &); | |
| 72 | bool inSameBlock(const VisiblePosition &, const VisiblePosition &); | |
| 73 | bool isStartOfBlock(const VisiblePosition &); | |
| 74 | bool isEndOfBlock(const VisiblePosition &); | |
| 75 | ||
| 76 | // document | |
| 77 | VisiblePosition startOfDocument(const Node*); | |
| 78 | VisiblePosition endOfDocument(const Node*); | |
| 79 | VisiblePosition startOfDocument(const VisiblePosition &); | |
| 80 | VisiblePosition endOfDocument(const VisiblePosition &); | |
| 81 | bool inSameDocument(const VisiblePosition &, const VisiblePosition &); | |
| 82 | bool isStartOfDocument(const VisiblePosition &); | |
| 83 | bool isEndOfDocument(const VisiblePosition &); | |
| 84 | ||
| 85 | // editable content | |
| 86 | VisiblePosition startOfEditableContent(const VisiblePosition&); | |
| 87 | VisiblePosition endOfEditableContent(const VisiblePosition&); | |
| 88 | ||
| 89 | } // namespace WebCore | |
| 90 | ||
| 91 | #endif // VisiblePosition_h |