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Side by Side Diff: third_party/WebKit/Source/platform/fonts/shaping/HarfBuzzShaper.cpp

Issue 2701993002: DO NOT COMMIT: Results of running new (proposed) clang-format on Blink (Closed)
Patch Set: Created 3 years, 10 months ago
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1 /* 1 /*
2 * Copyright (c) 2012 Google Inc. All rights reserved. 2 * Copyright (c) 2012 Google Inc. All rights reserved.
3 * Copyright (C) 2013 BlackBerry Limited. All rights reserved. 3 * Copyright (C) 2013 BlackBerry Limited. All rights reserved.
4 * 4 *
5 * Redistribution and use in source and binary forms, with or without 5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are 6 * modification, are permitted provided that the following conditions are
7 * met: 7 * met:
8 * 8 *
9 * * Redistributions of source code must retain the above copyright 9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer. 10 * notice, this list of conditions and the following disclaimer.
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630 segment.renderOrientation); 630 segment.renderOrientation);
631 631
632 CaseMapIntend caseMapIntend = CaseMapIntend::KeepSameCase; 632 CaseMapIntend caseMapIntend = CaseMapIntend::KeepSameCase;
633 if (needsCapsHandling) 633 if (needsCapsHandling)
634 caseMapIntend = capsSupport.needsCaseChange(smallCapsBehavior); 634 caseMapIntend = capsSupport.needsCaseChange(smallCapsBehavior);
635 635
636 // Clamp the start and end offsets of the queue item to the offsets 636 // Clamp the start and end offsets of the queue item to the offsets
637 // representing the shaping window. 637 // representing the shaping window.
638 unsigned shapeStart = 638 unsigned shapeStart =
639 std::max(rangeData->start, currentQueueItem.m_startIndex); 639 std::max(rangeData->start, currentQueueItem.m_startIndex);
640 unsigned shapeEnd = 640 unsigned shapeEnd = std::min(
641 std::min(rangeData->end, currentQueueItem.m_startIndex + 641 rangeData->end,
642 currentQueueItem.m_numCharacters); 642 currentQueueItem.m_startIndex + currentQueueItem.m_numCharacters);
643 643
644 CaseMappingHarfBuzzBufferFiller( 644 CaseMappingHarfBuzzBufferFiller(
645 caseMapIntend, fontDescription.localeOrDefault(), rangeData->buffer, 645 caseMapIntend, fontDescription.localeOrDefault(), rangeData->buffer,
646 m_text, m_textLength, shapeStart, shapeEnd - shapeStart); 646 m_text, m_textLength, shapeStart, shapeEnd - shapeStart);
647 647
648 CapsFeatureSettingsScopedOverlay capsOverlay( 648 CapsFeatureSettingsScopedOverlay capsOverlay(
649 &rangeData->fontFeatures, 649 &rangeData->fontFeatures,
650 capsSupport.fontFeatureToUse(smallCapsBehavior)); 650 capsSupport.fontFeatureToUse(smallCapsBehavior));
651 hb_direction_t direction = 651 hb_direction_t direction =
652 rangeData->harfBuzzDirection(directionAndSmallCapsAdjustedFont); 652 rangeData->harfBuzzDirection(directionAndSmallCapsAdjustedFont);
653 653
654 if (!shapeRange(rangeData->buffer, rangeData->fontFeatures.isEmpty() 654 if (!shapeRange(
655 ? 0 655 rangeData->buffer,
656 : rangeData->fontFeatures.data(), 656 rangeData->fontFeatures.isEmpty() ? 0
657 rangeData->fontFeatures.size(), 657 : rangeData->fontFeatures.data(),
658 directionAndSmallCapsAdjustedFont, 658 rangeData->fontFeatures.size(), directionAndSmallCapsAdjustedFont,
659 currentFontDataForRangeSet->ranges(), segment.script, 659 currentFontDataForRangeSet->ranges(), segment.script, direction,
660 direction, language)) 660 language))
661 DLOG(ERROR) << "Shaping range failed."; 661 DLOG(ERROR) << "Shaping range failed.";
662 662
663 if (!extractShapeResults(rangeData, fontCycleQueued, currentQueueItem, 663 if (!extractShapeResults(rangeData, fontCycleQueued, currentQueueItem,
664 directionAndSmallCapsAdjustedFont, segment.script, 664 directionAndSmallCapsAdjustedFont, segment.script,
665 !fallbackIterator->hasNext(), result)) 665 !fallbackIterator->hasNext(), result))
666 DLOG(ERROR) << "Shape result extraction failed."; 666 DLOG(ERROR) << "Shape result extraction failed.";
667 667
668 hb_buffer_reset(rangeData->buffer); 668 hb_buffer_reset(rangeData->buffer);
669 } 669 }
670 } 670 }
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701 shapeSegment(&rangeData, segmentRange, result.get()); 701 shapeSegment(&rangeData, segmentRange, result.get());
702 } 702 }
703 return result.release(); 703 return result.release();
704 } 704 }
705 705
706 PassRefPtr<ShapeResult> HarfBuzzShaper::shape(const Font* font, 706 PassRefPtr<ShapeResult> HarfBuzzShaper::shape(const Font* font,
707 TextDirection direction) const { 707 TextDirection direction) const {
708 return shape(font, direction, 0, m_textLength); 708 return shape(font, direction, 0, m_textLength);
709 } 709 }
710 } // namespace blink 710 } // namespace blink
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