本文整理汇总了C++中InlineTextBox::bidiLevel方法的典型用法代码示例。如果您正苦于以下问题：C++ InlineTextBox::bidiLevel方法的具体用法？C++ InlineTextBox::bidiLevel怎么用？C++ InlineTextBox::bidiLevel使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类InlineTextBox的用法示例。
在下文中一共展示了InlineTextBox::bidiLevel方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: createVisiblePositionAfterAdjustingOffsetForBiDi
static VisiblePosition createVisiblePositionAfterAdjustingOffsetForBiDi(const InlineTextBox& box, int offset, ShouldAffinityBeDownstream shouldAffinityBeDownstream)
{
ASSERT(offset >= 0);
if (offset && static_cast<unsigned>(offset) < box.len())
return createVisiblePositionForBox(box, box.start() + offset, shouldAffinityBeDownstream);
bool positionIsAtStartOfBox = !offset;
if (positionIsAtStartOfBox == box.isLeftToRightDirection()) {
// offset is on the left edge
const InlineBox* prevBox = box.prevLeafChildIgnoringLineBreak();
if ((prevBox && prevBox->bidiLevel() == box.bidiLevel())
|| box.renderer().containingBlock()->style().direction() == box.direction()) // FIXME: left on 12CBA
return createVisiblePositionForBox(box, box.caretLeftmostOffset(), shouldAffinityBeDownstream);
if (prevBox && prevBox->bidiLevel() > box.bidiLevel()) {
// e.g. left of B in aDC12BAb
const InlineBox* leftmostBox;
do {
leftmostBox = prevBox;
prevBox = leftmostBox->prevLeafChildIgnoringLineBreak();
} while (prevBox && prevBox->bidiLevel() > box.bidiLevel());
return createVisiblePositionForBox(*leftmostBox, leftmostBox->caretRightmostOffset(), shouldAffinityBeDownstream);
}
if (!prevBox || prevBox->bidiLevel() < box.bidiLevel()) {
// e.g. left of D in aDC12BAb
const InlineBox* rightmostBox;
const InlineBox* nextBox = &box;
do {
rightmostBox = nextBox;
nextBox = rightmostBox->nextLeafChildIgnoringLineBreak();
} while (nextBox && nextBox->bidiLevel() >= box.bidiLevel());
return createVisiblePositionForBox(*rightmostBox,
box.isLeftToRightDirection() ? rightmostBox->caretMaxOffset() : rightmostBox->caretMinOffset(), shouldAffinityBeDownstream);
}
return createVisiblePositionForBox(box, box.caretRightmostOffset(), shouldAffinityBeDownstream);
}
const InlineBox* nextBox = box.nextLeafChildIgnoringLineBreak();
if ((nextBox && nextBox->bidiLevel() == box.bidiLevel())
|| box.renderer().containingBlock()->style().direction() == box.direction())
return createVisiblePositionForBox(box, box.caretRightmostOffset(), shouldAffinityBeDownstream);
// offset is on the right edge
if (nextBox && nextBox->bidiLevel() > box.bidiLevel()) {
// e.g. right of C in aDC12BAb
const InlineBox* rightmostBox;
do {
rightmostBox = nextBox;
nextBox = rightmostBox->nextLeafChildIgnoringLineBreak();
} while (nextBox && nextBox->bidiLevel() > box.bidiLevel());
return createVisiblePositionForBox(*rightmostBox, rightmostBox->caretLeftmostOffset(), shouldAffinityBeDownstream);
}
if (!nextBox || nextBox->bidiLevel() < box.bidiLevel()) {
// e.g. right of A in aDC12BAb
const InlineBox* leftmostBox;
const InlineBox* prevBox = &box;
do {
leftmostBox = prevBox;
prevBox = leftmostBox->prevLeafChildIgnoringLineBreak();
} while (prevBox && prevBox->bidiLevel() >= box.bidiLevel());
return createVisiblePositionForBox(*leftmostBox,
box.isLeftToRightDirection() ? leftmostBox->caretMinOffset() : leftmostBox->caretMaxOffset(), shouldAffinityBeDownstream);
}
return createVisiblePositionForBox(box, box.caretLeftmostOffset(), shouldAffinityBeDownstream);
}