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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #include "ui/gfx/render_text_win.h" | 5 #include "ui/gfx/render_text_win.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "base/i18n/break_iterator.h" | 9 #include "base/i18n/break_iterator.h" |
10 #include "base/i18n/rtl.h" | 10 #include "base/i18n/rtl.h" |
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485 } | 485 } |
486 | 486 |
487 RenderTextWin::~RenderTextWin() { | 487 RenderTextWin::~RenderTextWin() { |
488 } | 488 } |
489 | 489 |
490 Size RenderTextWin::GetStringSize() { | 490 Size RenderTextWin::GetStringSize() { |
491 EnsureLayout(); | 491 EnsureLayout(); |
492 return multiline_string_size_; | 492 return multiline_string_size_; |
493 } | 493 } |
494 | 494 |
495 int RenderTextWin::GetBaseline() { | |
496 EnsureLayout(); | |
497 return lines()[0].baseline; | |
498 } | |
499 | |
500 SelectionModel RenderTextWin::FindCursorPosition(const Point& point) { | 495 SelectionModel RenderTextWin::FindCursorPosition(const Point& point) { |
501 if (text().empty()) | 496 if (text().empty()) |
502 return SelectionModel(); | 497 return SelectionModel(); |
503 | 498 |
504 EnsureLayout(); | 499 EnsureLayout(); |
505 // Find the run that contains the point and adjust the argument location. | 500 // Find the run that contains the point and adjust the argument location. |
506 int x = ToTextPoint(point).x(); | 501 int x = ToTextPoint(point).x(); |
507 size_t run_index = GetRunContainingXCoord(x); | 502 size_t run_index = GetRunContainingXCoord(x); |
508 if (run_index >= runs_.size()) | 503 if (run_index >= runs_.size()) |
509 return EdgeSelectionModel((x < 0) ? CURSOR_LEFT : CURSOR_RIGHT); | 504 return EdgeSelectionModel((x < 0) ? CURSOR_LEFT : CURSOR_RIGHT); |
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533 std::vector<RenderText::FontSpan> spans; | 528 std::vector<RenderText::FontSpan> spans; |
534 for (size_t i = 0; i < runs_.size(); ++i) { | 529 for (size_t i = 0; i < runs_.size(); ++i) { |
535 spans.push_back(RenderText::FontSpan(runs_[i]->font, | 530 spans.push_back(RenderText::FontSpan(runs_[i]->font, |
536 Range(LayoutIndexToTextIndex(runs_[i]->range.start()), | 531 Range(LayoutIndexToTextIndex(runs_[i]->range.start()), |
537 LayoutIndexToTextIndex(runs_[i]->range.end())))); | 532 LayoutIndexToTextIndex(runs_[i]->range.end())))); |
538 } | 533 } |
539 | 534 |
540 return spans; | 535 return spans; |
541 } | 536 } |
542 | 537 |
| 538 int RenderTextWin::GetLayoutTextBaseline() { |
| 539 EnsureLayout(); |
| 540 return lines()[0].baseline; |
| 541 } |
| 542 |
543 SelectionModel RenderTextWin::AdjacentCharSelectionModel( | 543 SelectionModel RenderTextWin::AdjacentCharSelectionModel( |
544 const SelectionModel& selection, | 544 const SelectionModel& selection, |
545 VisualCursorDirection direction) { | 545 VisualCursorDirection direction) { |
546 DCHECK(!needs_layout_); | 546 DCHECK(!needs_layout_); |
547 internal::TextRun* run; | 547 internal::TextRun* run; |
548 size_t run_index = GetRunContainingCaret(selection); | 548 size_t run_index = GetRunContainingCaret(selection); |
549 if (run_index >= runs_.size()) { | 549 if (run_index >= runs_.size()) { |
550 // The cursor is not in any run: we're at the visual and logical edge. | 550 // The cursor is not in any run: we're at the visual and logical edge. |
551 SelectionModel edge = EdgeSelectionModel(direction); | 551 SelectionModel edge = EdgeSelectionModel(direction); |
552 if (edge.caret_pos() == selection.caret_pos()) | 552 if (edge.caret_pos() == selection.caret_pos()) |
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1210 size_t position = LayoutIndexToTextIndex(run->range.end()); | 1210 size_t position = LayoutIndexToTextIndex(run->range.end()); |
1211 position = IndexOfAdjacentGrapheme(position, CURSOR_BACKWARD); | 1211 position = IndexOfAdjacentGrapheme(position, CURSOR_BACKWARD); |
1212 return SelectionModel(position, CURSOR_FORWARD); | 1212 return SelectionModel(position, CURSOR_FORWARD); |
1213 } | 1213 } |
1214 | 1214 |
1215 RenderText* RenderText::CreateInstance() { | 1215 RenderText* RenderText::CreateInstance() { |
1216 return new RenderTextWin; | 1216 return new RenderTextWin; |
1217 } | 1217 } |
1218 | 1218 |
1219 } // namespace gfx | 1219 } // namespace gfx |
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