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| 1 /* | 1 /* |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google 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 are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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| 68 | 68 |
| 69 enum Direction { | 69 enum Direction { |
| 70 LeftToRight, | 70 LeftToRight, |
| 71 RightToLeft, | 71 RightToLeft, |
| 72 TopToBottom, | 72 TopToBottom, |
| 73 BottomToTop | 73 BottomToTop |
| 74 }; | 74 }; |
| 75 | 75 |
| 76 ~AbstractInlineTextBox(); | 76 ~AbstractInlineTextBox(); |
| 77 | 77 |
| 78 LineLayoutText lineLayoutItem() const { return m_lineLayoutItem; } | 78 LineLayoutText getLineLayoutItem() const { return m_lineLayoutItem; } |
| 79 | 79 |
| 80 PassRefPtr<AbstractInlineTextBox> nextInlineTextBox() const; | 80 PassRefPtr<AbstractInlineTextBox> nextInlineTextBox() const; |
| 81 LayoutRect bounds() const; | 81 LayoutRect bounds() const; |
| 82 unsigned len() const; | 82 unsigned len() const; |
| 83 Direction direction() const; | 83 Direction direction() const; |
| 84 void characterWidths(Vector<float>&) const; | 84 void characterWidths(Vector<float>&) const; |
| 85 void wordBoundaries(Vector<WordBoundaries>&) const; | 85 void wordBoundaries(Vector<WordBoundaries>&) const; |
| 86 String text() const; | 86 String text() const; |
| 87 bool isFirst() const; | 87 bool isFirst() const; |
| 88 bool isLast() const; | 88 bool isLast() const; |
| 89 PassRefPtr<AbstractInlineTextBox> nextOnLine() const; | 89 PassRefPtr<AbstractInlineTextBox> nextOnLine() const; |
| 90 PassRefPtr<AbstractInlineTextBox> previousOnLine() const; | 90 PassRefPtr<AbstractInlineTextBox> previousOnLine() const; |
| 91 | 91 |
| 92 private: | 92 private: |
| 93 void detach(); | 93 void detach(); |
| 94 | 94 |
| 95 // Weak ptrs; these are nulled when InlineTextBox::destroy() calls AbstractI
nlineTextBox::willDestroy. | 95 // Weak ptrs; these are nulled when InlineTextBox::destroy() calls AbstractI
nlineTextBox::willDestroy. |
| 96 LineLayoutText m_lineLayoutItem; | 96 LineLayoutText m_lineLayoutItem; |
| 97 InlineTextBox* m_inlineTextBox; | 97 InlineTextBox* m_inlineTextBox; |
| 98 | 98 |
| 99 typedef HashMap<InlineTextBox*, RefPtr<AbstractInlineTextBox>> InlineToAbstr
actInlineTextBoxHashMap; | 99 typedef HashMap<InlineTextBox*, RefPtr<AbstractInlineTextBox>> InlineToAbstr
actInlineTextBoxHashMap; |
| 100 static InlineToAbstractInlineTextBoxHashMap* gAbstractInlineTextBoxMap; | 100 static InlineToAbstractInlineTextBoxHashMap* gAbstractInlineTextBoxMap; |
| 101 }; | 101 }; |
| 102 | 102 |
| 103 } // namespace blink | 103 } // namespace blink |
| 104 | 104 |
| 105 #endif // AbstractInlineTextBox_h | 105 #endif // AbstractInlineTextBox_h |
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