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1 /* | 1 /* |
2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) | 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
3 * (C) 1999 Antti Koivisto (koivisto@kde.org) | 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) |
4 * (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com) | 4 * (C) 2005 Allan Sandfeld Jensen (kde@carewolf.com) |
5 * (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com) | 5 * (C) 2005, 2006 Samuel Weinig (sam.weinig@gmail.com) |
6 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserv
ed. | 6 * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserv
ed. |
7 * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved. | 7 * Copyright (C) 2013 Adobe Systems Incorporated. All rights reserved. |
8 * | 8 * |
9 * This library is free software; you can redistribute it and/or | 9 * This library is free software; you can redistribute it and/or |
10 * modify it under the terms of the GNU Library General Public | 10 * modify it under the terms of the GNU Library General Public |
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496 if (ownerElement && isHTMLFrameElementBase(*ownerElement)) { | 496 if (ownerElement && isHTMLFrameElementBase(*ownerElement)) { |
497 HTMLFrameElementBase* frameElementBase = toHTMLFrameElementBase(ownerEle
ment); | 497 HTMLFrameElementBase* frameElementBase = toHTMLFrameElementBase(ownerEle
ment); |
498 if (Page* page = frameView->frame().page()) { | 498 if (Page* page = frameView->frame().page()) { |
499 return page->autoscrollController().autoscrollInProgress() | 499 return page->autoscrollController().autoscrollInProgress() |
500 && frameElementBase->scrollingMode() == ScrollbarAlwaysOff; | 500 && frameElementBase->scrollingMode() == ScrollbarAlwaysOff; |
501 } | 501 } |
502 } | 502 } |
503 return false; | 503 return false; |
504 } | 504 } |
505 | 505 |
506 void LayoutBox::scrollRectToVisible(const LayoutRect& rect, const ScrollAlignmen
t& alignX, const ScrollAlignment& alignY, ScrollType scrollType) | 506 void LayoutBox::scrollRectToVisible(const LayoutRect& rect, const ScrollAlignmen
t& alignX, const ScrollAlignment& alignY, ScrollType scrollType, bool makeVisibl
eInVisualViewport) |
507 { | 507 { |
508 ASSERT(scrollType == ProgrammaticScroll || scrollType == UserScroll); | 508 ASSERT(scrollType == ProgrammaticScroll || scrollType == UserScroll); |
509 // Presumably the same issue as in setScrollTop. See crbug.com/343132. | 509 // Presumably the same issue as in setScrollTop. See crbug.com/343132. |
510 DisableCompositingQueryAsserts disabler; | 510 DisableCompositingQueryAsserts disabler; |
511 | 511 |
512 LayoutBox* parentBox = nullptr; | 512 LayoutBox* parentBox = nullptr; |
513 LayoutRect newRect = rect; | 513 LayoutRect newRect = rect; |
514 | 514 |
515 bool restrictedByLineClamp = false; | 515 bool restrictedByLineClamp = false; |
516 if (parent()) { | 516 if (parent()) { |
517 parentBox = parent()->enclosingBox(); | 517 parentBox = parent()->enclosingBox(); |
518 restrictedByLineClamp = !parent()->style()->lineClamp().isNone(); | 518 restrictedByLineClamp = !parent()->style()->lineClamp().isNone(); |
519 } | 519 } |
520 | 520 |
521 if (hasOverflowClip() && !restrictedByLineClamp) { | 521 if (hasOverflowClip() && !restrictedByLineClamp) { |
522 // Don't scroll to reveal an overflow layer that is restricted by the -w
ebkit-line-clamp property. | 522 // Don't scroll to reveal an overflow layer that is restricted by the -w
ebkit-line-clamp property. |
523 // This will prevent us from revealing text hidden by the slider in Safa
ri RSS. | 523 // This will prevent us from revealing text hidden by the slider in Safa
ri RSS. |
524 newRect = layer()->scrollableArea()->scrollIntoView(rect, alignX, alignY
, scrollType); | 524 newRect = layer()->scrollableArea()->scrollIntoView(rect, alignX, alignY
, scrollType); |
525 } else if (!parentBox && canBeProgramaticallyScrolled()) { | 525 } else if (!parentBox && canBeProgramaticallyScrolled()) { |
526 if (FrameView* frameView = this->frameView()) { | 526 if (FrameView* frameView = this->frameView()) { |
527 HTMLFrameOwnerElement* ownerElement = document().ownerElement(); | 527 HTMLFrameOwnerElement* ownerElement = document().ownerElement(); |
528 if (!isDisallowedAutoscroll(ownerElement, frameView)) { | 528 if (!isDisallowedAutoscroll(ownerElement, frameView)) { |
529 frameView->scrollableArea()->scrollIntoView(rect, alignX, alignY
, scrollType); | 529 if (makeVisibleInVisualViewport) { |
530 | 530 frameView->scrollableArea()->scrollIntoView(rect, alignX, al
ignY, scrollType); |
| 531 } else { |
| 532 frameView->layoutViewportScrollableArea()->scrollIntoView(re
ct, alignX, alignY, scrollType); |
| 533 } |
531 if (ownerElement && ownerElement->layoutObject()) { | 534 if (ownerElement && ownerElement->layoutObject()) { |
532 if (frameView->safeToPropagateScrollToParent()) { | 535 if (frameView->safeToPropagateScrollToParent()) { |
533 parentBox = ownerElement->layoutObject()->enclosingBox()
; | 536 parentBox = ownerElement->layoutObject()->enclosingBox()
; |
534 // FIXME: This doesn't correctly convert the rect to | 537 // FIXME: This doesn't correctly convert the rect to |
535 // absolute coordinates in the parent. | 538 // absolute coordinates in the parent. |
536 newRect.setX(rect.x() - frameView->scrollX() + frameView
->x()); | 539 newRect.setX(rect.x() - frameView->scrollX() + frameView
->x()); |
537 newRect.setY(rect.y() - frameView->scrollY() + frameView
->y()); | 540 newRect.setY(rect.y() - frameView->scrollY() + frameView
->y()); |
538 } else { | 541 } else { |
539 parentBox = nullptr; | 542 parentBox = nullptr; |
540 } | 543 } |
541 } | 544 } |
542 } | 545 } |
543 } | 546 } |
544 } | 547 } |
545 | 548 |
546 // If we are fixed-position, it is useless to scroll the parent. | 549 // If we are fixed-position, it is useless to scroll the parent. |
547 if (hasLayer() && layer()->scrollsWithViewport()) | 550 if (hasLayer() && layer()->scrollsWithViewport()) |
548 return; | 551 return; |
549 | 552 |
550 if (frame()->page()->autoscrollController().autoscrollInProgress()) | 553 if (frame()->page()->autoscrollController().autoscrollInProgress()) |
551 parentBox = enclosingScrollableBox(); | 554 parentBox = enclosingScrollableBox(); |
552 | 555 |
553 if (parentBox) | 556 if (parentBox) |
554 parentBox->scrollRectToVisible(newRect, alignX, alignY, scrollType); | 557 parentBox->scrollRectToVisible(newRect, alignX, alignY, scrollType, make
VisibleInVisualViewport); |
555 } | 558 } |
556 | 559 |
557 void LayoutBox::absoluteRects(Vector<IntRect>& rects, const LayoutPoint& accumul
atedOffset) const | 560 void LayoutBox::absoluteRects(Vector<IntRect>& rects, const LayoutPoint& accumul
atedOffset) const |
558 { | 561 { |
559 rects.append(pixelSnappedIntRect(accumulatedOffset, size())); | 562 rects.append(pixelSnappedIntRect(accumulatedOffset, size())); |
560 } | 563 } |
561 | 564 |
562 void LayoutBox::absoluteQuads(Vector<FloatQuad>& quads, bool* wasFixed) const | 565 void LayoutBox::absoluteQuads(Vector<FloatQuad>& quads, bool* wasFixed) const |
563 { | 566 { |
564 quads.append(localToAbsoluteQuad(FloatRect(0, 0, m_frameRect.width().toFloat
(), m_frameRect.height().toFloat()), 0 /* mode */, wasFixed)); | 567 quads.append(localToAbsoluteQuad(FloatRect(0, 0, m_frameRect.width().toFloat
(), m_frameRect.height().toFloat()), 0 /* mode */, wasFixed)); |
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4838 StyleImage* borderImage = style()->borderImage().image(); | 4841 StyleImage* borderImage = style()->borderImage().image(); |
4839 return borderImage && borderImage->canRender(*this, style()->effectiveZoom()
) && borderImage->isLoaded(); | 4842 return borderImage && borderImage->canRender(*this, style()->effectiveZoom()
) && borderImage->isLoaded(); |
4840 } | 4843 } |
4841 | 4844 |
4842 ShapeOutsideInfo* LayoutBox::shapeOutsideInfo() const | 4845 ShapeOutsideInfo* LayoutBox::shapeOutsideInfo() const |
4843 { | 4846 { |
4844 return ShapeOutsideInfo::isEnabledFor(*this) ? ShapeOutsideInfo::info(*this)
: nullptr; | 4847 return ShapeOutsideInfo::isEnabledFor(*this) ? ShapeOutsideInfo::info(*this)
: nullptr; |
4845 } | 4848 } |
4846 | 4849 |
4847 } // namespace blink | 4850 } // namespace blink |
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