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Side by Side Diff: third_party/WebKit/Source/core/layout/LayoutBox.cpp

Issue 2204503002: ResizeObserver pt6: integration (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Restore missing code that was blown away by rebase Created 4 years, 4 months ago
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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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1555 screenRect = viewBounds; 1555 screenRect = viewBounds;
1556 screenRect.intersect(objectBounds); 1556 screenRect.intersect(objectBounds);
1557 } 1557 }
1558 1558
1559 int screenArea = 0; 1559 int screenArea = 0;
1560 if (!screenRect.isEmpty() && isVisible) 1560 if (!screenRect.isEmpty() && isVisible)
1561 screenArea = static_cast<uint32_t>(screenRect.width() * screenRect.heigh t()); 1561 screenArea = static_cast<uint32_t>(screenRect.width() * screenRect.heigh t());
1562 return ResourcePriority(isVisible ? ResourcePriority::Visible : ResourcePrio rity::NotVisible, screenArea); 1562 return ResourcePriority(isVisible ? ResourcePriority::Visible : ResourcePrio rity::NotVisible, screenArea);
1563 } 1563 }
1564 1564
1565 void LayoutBox::frameRectChanged()
1566 {
1567 if (node() && node()->isElementNode()) {
1568 Element& element = toElement(*node());
1569 element.setNeedsResizeObserverUpdate();
1570 }
1571 // The frame rect may change because of layout of other objects.
1572 // Should check this object for paint invalidation.
1573 if (!needsLayout())
1574 setMayNeedPaintInvalidation();
1575 }
1576
1565 bool LayoutBox::intersectsVisibleViewport() const 1577 bool LayoutBox::intersectsVisibleViewport() const
1566 { 1578 {
1567 LayoutRect rect = visualOverflowRect(); 1579 LayoutRect rect = visualOverflowRect();
1568 LayoutView* layoutView = view(); 1580 LayoutView* layoutView = view();
1569 while (layoutView->frame()->ownerLayoutObject()) 1581 while (layoutView->frame()->ownerLayoutObject())
1570 layoutView = layoutView->frame()->ownerLayoutObject()->view(); 1582 layoutView = layoutView->frame()->ownerLayoutObject()->view();
1571 mapToVisualRectInAncestorSpace(layoutView, rect); 1583 mapToVisualRectInAncestorSpace(layoutView, rect);
1572 return rect.intersects(LayoutRect(layoutView->frameView()->getScrollableArea ()->visibleContentRectDouble())); 1584 return rect.intersects(LayoutRect(layoutView->frameView()->getScrollableArea ()->visibleContentRectDouble()));
1573 } 1585 }
1574 1586
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4785 m_rareData->m_snapAreas->remove(&snapArea); 4797 m_rareData->m_snapAreas->remove(&snapArea);
4786 } 4798 }
4787 } 4799 }
4788 4800
4789 SnapAreaSet* LayoutBox::snapAreas() const 4801 SnapAreaSet* LayoutBox::snapAreas() const
4790 { 4802 {
4791 return m_rareData ? m_rareData->m_snapAreas.get() : nullptr; 4803 return m_rareData ? m_rareData->m_snapAreas.get() : nullptr;
4792 } 4804 }
4793 4805
4794 } // namespace blink 4806 } // namespace blink
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