*/
size_t getApproximateNumberOfNewRanges(const FMDIndexView& view,
const FMDPosition& old);
/**
* Get the TextPositions selected under the given view.
*/
std::set<TextPosition> getTextPositions(const FMDIndexView& view) const;
/**
* Get the new TextPositions selected under the given view, relative to the
* given old FMDPosition. Some of them may have already been selected in the
* old FMDPosition.s
*/
std::set<TextPosition> getNewTextPositions(const FMDIndexView& view,
const FMDPosition& old) const;
protected:
int64_t forward_start;
int64_t reverse_start;
// Offset 0 = only the entry at start/end. -1 = empty.
int64_t end_offset;
};
const FMDPosition EMPTY_FMD_POSITION = FMDPosition(0, 0, -1);
#endif
FMDPosition FMDPosition::flip() const {
// Swap the two intervals of the bi-interval
return FMDPosition(reverse_start, forward_start, end_offset);
}
