void LineWidth::fitBelowFloats(bool isFirstLine) {
ASSERT(!m_committedWidth);
ASSERT(!fitsOnLine());
m_block.positionNewFloats(m_block.logicalHeight(), this);
LayoutUnit floatLogicalBottom;
LayoutUnit lastFloatLogicalBottom = m_block.logicalHeight();
LayoutUnit newLineWidth = m_availableWidth;
LayoutUnit newLineLeft = m_left;
LayoutUnit newLineRight = m_right;
FloatingObject* lastFloatFromPreviousLine =
m_block.lastFloatFromPreviousLine();
if (lastFloatFromPreviousLine &&
lastFloatFromPreviousLine->layoutObject()->shapeOutsideInfo())
return wrapNextToShapeOutside(isFirstLine);
while (true) {
floatLogicalBottom =
m_block.nextFloatLogicalBottomBelow(lastFloatLogicalBottom);
if (floatLogicalBottom <= lastFloatLogicalBottom)
break;
newLineWidth = availableWidthAtOffset(
m_block, floatLogicalBottom, indentText(), newLineLeft, newLineRight);
lastFloatLogicalBottom = floatLogicalBottom;
if (newLineWidth >= m_uncommittedWidth)
break;
}
updateLineDimension(lastFloatLogicalBottom, LayoutUnit(newLineWidth),
newLineLeft, newLineRight);
}
void LineWidth::fitBelowFloats(bool isFirstLine)
{
ASSERT(!m_committedWidth);
ASSERT(!fitsOnLine());
LayoutUnit floatLogicalBottom;
LayoutUnit lastFloatLogicalBottom = m_block.logicalHeight();
float newLineWidth = m_availableWidth;
float newLineLeft = m_left;
float newLineRight = m_right;
FloatingObject* lastFloatFromPreviousLine = (m_block.containsFloats() ? m_block.m_floatingObjects->set().last().get() : 0);
if (lastFloatFromPreviousLine && lastFloatFromPreviousLine->renderer()->shapeOutsideInfo())
return wrapNextToShapeOutside(isFirstLine);
while (true) {
floatLogicalBottom = m_block.nextFloatLogicalBottomBelow(lastFloatLogicalBottom, ShapeOutsideFloatShapeOffset);
if (floatLogicalBottom <= lastFloatLogicalBottom)
break;
newLineWidth = availableWidthAtOffset(m_block, floatLogicalBottom, shouldIndentText(), newLineLeft, newLineRight);
lastFloatLogicalBottom = floatLogicalBottom;
if (newLineWidth >= m_uncommittedWidth)
break;
}
updateLineDimension(lastFloatLogicalBottom, newLineWidth, newLineLeft, newLineRight);
}
void LineWidth::wrapNextToShapeOutside(bool isFirstLine) {
LayoutUnit lineHeight = m_block.lineHeight(
isFirstLine,
m_block.isHorizontalWritingMode() ? HorizontalLine : VerticalLine,
PositionOfInteriorLineBoxes);
LayoutUnit lineLogicalTop = m_block.logicalHeight();
LayoutUnit newLineTop = lineLogicalTop;
LayoutUnit floatLogicalBottom =
m_block.nextFloatLogicalBottomBelow(lineLogicalTop);
LayoutUnit newLineWidth;
LayoutUnit newLineLeft = m_left;
LayoutUnit newLineRight = m_right;
while (true) {
newLineWidth =
availableWidthAtOffset(m_block, newLineTop, indentText(), newLineLeft,
newLineRight, lineHeight);
if (newLineWidth >= m_uncommittedWidth)
break;
if (newLineTop >= floatLogicalBottom)
break;
newLineTop++;
}
updateLineDimension(newLineTop, LayoutUnit(newLineWidth), newLineLeft,
newLineRight);
}
inline static bool isWholeLineFit(const RenderBlockFlow& block, const LayoutUnit& lineTop, LayoutUnit lineHeight, float uncommittedWidth, bool shouldIndentText)
{
for (LayoutUnit lineBottom = lineTop; lineBottom <= lineTop + lineHeight; lineBottom++) {
LayoutUnit availableWidthAtBottom = availableWidthAtOffset(block, lineBottom, shouldIndentText);
if (availableWidthAtBottom < uncommittedWidth)
return false;
}
return true;
}
