#include "support/types.h"
-///
+
+namespace lyx {
+
+/**
+ * An on-screen row of text. A paragraph is broken into a
+ * RowList for display. Each Row contains position pointers
+ * into the first and last character positions of that row.
+ */
class Row {
public:
///
Row();
///
- Row(lyx::pos_type pos);
- ///
- void pos(lyx::pos_type p);
- ///
- lyx::pos_type pos() const;
- ///
- void end(lyx::pos_type p);
- ///
- lyx::pos_type end() const;
- ///
- void fill(int f);
- ///
- int fill() const;
- ///
- void height(unsigned short h);
- ///
- unsigned short height() const;
- ///
- void width(unsigned int w);
- ///
- unsigned int width() const;
+ Row(pos_type pos);
///
- void ascent_of_text(unsigned short a);
+ void pos(pos_type p);
///
- unsigned short ascent_of_text() const;
+ pos_type pos() const;
///
- void top_of_text(unsigned int top);
+ void endpos(pos_type p);
///
- unsigned int top_of_text() const;
+ pos_type endpos() const;
///
- void baseline(unsigned int b);
+ int height() const { return ascent_ + descent_; }
///
- unsigned int baseline() const;
- /// return true if this row is the start of a paragraph
- bool isParStart() const;
- /// return the cached y position
- unsigned int y() const;
- /// cache the y position
- void y(unsigned int newy);
+ void width(int w);
///
- float x() const;
+ int width() const;
///
- void x(float);
+ void ascent(int b);
///
- float fill_separator() const;
+ int ascent() const;
///
- void fill_separator(float);
+ void descent(int b) { descent_ = b; }
///
- float fill_hfill() const;
- ///
- void fill_hfill(float);
- ///
- float fill_label_hfill() const;
- ///
- void fill_label_hfill(float);
+ int descent() const { return descent_; }
/// current debugging only
void dump(const char * = "") const;
+
private:
/// first pos covered by this row
- lyx::pos_type pos_;
+ pos_type pos_;
/// one behind last pos covered by this row
- lyx::pos_type end_;
- /** what is missing to a full row. Can be negative.
- Needed for hfills, flushright, block etc. */
- mutable int fill_;
- ///
- unsigned short height_;
- ///
- unsigned int width_;
- /// cached y position
- unsigned int y_;
- /// ascent from baseline including prelude space
- unsigned short ascent_of_text_;
- /// the top of the real text in the row
- unsigned int top_of_text_;
- ///
- unsigned int baseline_;
- /// offet from left border
- float x_;
+ pos_type end_;
///
- float fill_separator_;
+ int ascent_;
///
- float fill_hfill_;
+ int descent_;
///
- float fill_label_hfill_;
+ int width_;
};
+
+class RowMetrics {
+public:
+ RowMetrics();
+ /// width of a separator (i.e. space)
+ double separator;
+ /// width of hfills in the body
+ double hfill;
+ /// width of hfills in the label
+ double label_hfill;
+ /// the x position of the row
+ double x;
+};
+
+
+
+} // namespace lyx
+
#endif