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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef LineLayoutSVGInlineText_h | 5 #ifndef LineLayoutSVGInlineText_h |
6 #define LineLayoutSVGInlineText_h | 6 #define LineLayoutSVGInlineText_h |
7 | 7 |
8 #include "core/layout/api/LineLayoutText.h" | 8 #include "core/layout/api/LineLayoutText.h" |
9 #include "core/layout/svg/LayoutSVGInlineText.h" | 9 #include "core/layout/svg/LayoutSVGInlineText.h" |
10 | 10 |
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64 unsigned startCharacterOffset) { | 64 unsigned startCharacterOffset) { |
65 ASSERT(textLineLayout); | 65 ASSERT(textLineLayout); |
66 if (!m_textLineLayout || m_textLineLayout != textLineLayout) { | 66 if (!m_textLineLayout || m_textLineLayout != textLineLayout) { |
67 reset(textLineLayout); | 67 reset(textLineLayout); |
68 ASSERT(!metricsList().isEmpty()); | 68 ASSERT(!metricsList().isEmpty()); |
69 } | 69 } |
70 | 70 |
71 if (m_characterOffset == startCharacterOffset) | 71 if (m_characterOffset == startCharacterOffset) |
72 return; | 72 return; |
73 | 73 |
74 // TODO(fs): We could walk backwards through the metrics list in these cases
. | 74 // TODO(fs): We could walk backwards through the metrics list in these |
| 75 // cases. |
75 if (m_characterOffset > startCharacterOffset) | 76 if (m_characterOffset > startCharacterOffset) |
76 reset(textLineLayout); | 77 reset(textLineLayout); |
77 | 78 |
78 while (m_characterOffset < startCharacterOffset) | 79 while (m_characterOffset < startCharacterOffset) |
79 next(); | 80 next(); |
80 ASSERT(m_characterOffset == startCharacterOffset); | 81 ASSERT(m_characterOffset == startCharacterOffset); |
81 } | 82 } |
82 | 83 |
83 void next() { | 84 void next() { |
84 m_characterOffset += metrics().length(); | 85 m_characterOffset += metrics().length(); |
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106 } | 107 } |
107 | 108 |
108 LineLayoutSVGInlineText m_textLineLayout; | 109 LineLayoutSVGInlineText m_textLineLayout; |
109 unsigned m_metricsListOffset; | 110 unsigned m_metricsListOffset; |
110 unsigned m_characterOffset; | 111 unsigned m_characterOffset; |
111 }; | 112 }; |
112 | 113 |
113 } // namespace blink | 114 } // namespace blink |
114 | 115 |
115 #endif // LineLayoutSVGInlineText_h | 116 #endif // LineLayoutSVGInlineText_h |
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