third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp - Issue 2339973002: Handle exclusive end offsets when translating from flow thread coordinates.

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Unified Diff: third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp

Issue 2339973002: Handle exclusive end offsets when translating from flow thread coordinates. (Closed)

Patch Set: Documentation Created 4 years, 3 months ago

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Index: third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp

diff --git a/third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp b/third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp

index 884c70a7fa2b6e93a3446fda02d3cb8518a3c14c..e582db42ac3e93b1ef981988cb65be9d05f83b23 100644

--- a/third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp

+++ b/third_party/WebKit/Source/core/layout/FragmentainerIterator.cpp

@@ -103,7 +103,7 @@ bool FragmentainerIterator::setFragmentainersOfInterest()

// narrow it down even further. The clip rect needs to be relative to the current fragmentainer

// group.

LayoutRect clipRect = m_clipRectInMulticolContainer;

- LayoutSize offset = group.flowThreadTranslationAtOffset(group.logicalTopInFlowThread(), CoordinateSpaceConversion::Visual);

+ LayoutSize offset = group.flowThreadTranslationAtOffset(group.logicalTopInFlowThread(), LayoutBox::AssociateWithFormerPage, CoordinateSpaceConversion::Visual);

clipRect.move(-offset);

unsigned firstFragmentainerInClipRect, lastFragmentainerInClipRect;

group.columnIntervalForVisualRect(clipRect, firstFragmentainerInClipRect, lastFragmentainerInClipRect);

@@ -125,7 +125,7 @@ void FragmentainerIterator::updateOutput()

// Set the physical translation offset.

LayoutUnit fragmentainerLogicalTopInFlowThread = group.logicalTopInFlowThread() + m_currentFragmentainerIndex * group.logicalHeight();

- m_paginationOffset = group.flowThreadTranslationAtOffset(fragmentainerLogicalTopInFlowThread, CoordinateSpaceConversion::Visual);

+ m_paginationOffset = group.flowThreadTranslationAtOffset(fragmentainerLogicalTopInFlowThread, LayoutBox::AssociateWithLatterPage, CoordinateSpaceConversion::Visual);

// Set the overflow clip rect that corresponds to the fragmentainer.

m_clipRectInFlowThread = group.flowThreadPortionOverflowRectAt(m_currentFragmentainerIndex);