class ParagraphMetrics {
public:
/// Default constructor (only here for STL containers).
- ParagraphMetrics() : position_(0), par_(0) {}
+ ParagraphMetrics() {}
/// The only useful constructor.
explicit ParagraphMetrics(Paragraph const & par);
///
bool hfillExpansion(Row const & row, pos_type pos) const;
- ///
- int position() const { return position_; }
+ /// The vertical position of the baseline of the first line of the paragraph
+ int position() const;
void setPosition(int position);
+ /// Set position to unknown
+ void resetPosition();
+ /// Return true when the position of the paragraph is known
+ bool hasPosition() const;
+ /// The vertical position of the top of the paragraph
+ int top() const { return position_ - dim_.ascent(); }
+ /// The vertical position of the bottom of the paragraph
+ int bottom() const { return position_ + dim_.descent(); }
///
int id() const { return id_; }
private:
///
- int position_;
+ int position_ = 0;
///
- int id_;
+ int id_ = -1;
///
mutable RowList rows_;
/// cached dimensions of paragraph
Dimension dim_;
///
- Paragraph const * par_;
+ Paragraph const * par_ = nullptr;
};
} // namespace lyx