/** Abstract base class for all math objects that contain nested items.
This is basically everything that is not a single character or a
- single symbol
+ single symbol.
*/
class LaTeXFeatures;
class MathNestInset : public MathDimInset {
-public:
+public:
/// nestinsets have a fixed size to start with
explicit MathNestInset(idx_type ncells);
/// the size is usuall some sort of convex hull of the cells
- void metrics(MathMetricsInfo const & st) const;
- /// draw the object, sets xo_ and yo_ cached values
- void draw(Painter &, int x, int y) const;
+ void metrics(MathMetricsInfo const & mi) const;
+ /// add space for markers
+ void metricsMarkers(int frame = 1) const;
+ /// add space for markers
+ void metricsMarkers2(int frame = 1) const;
+ /// draw background if locked
+ void draw(MathPainterInfo & pi, int x, int y) const;
+ /// draw selection background
+ void drawSelection(MathPainterInfo & pi,
+ idx_type idx1, pos_type pos1, idx_type idx2, pos_type pos2) const;
+ void drawMarkers(MathPainterInfo & pi, int x, int y) const;
+ /// draw four angular markers
+ void drawMarkers2(MathPainterInfo & pi, int x, int y) const;
/// appends itself with macro arguments substituted
- void substitute(MathMacro const & macro);
+ void substitute(MathMacro const & macro);
/// identifies NestInsets
MathNestInset * asNestInset() { return this; }
+ /// get cursor position
+ void getPos(idx_type idx, pos_type pos, int & x, int & y) const;
/// order of movement through the cells when pressing the left key
bool idxLeft(idx_type & idx, pos_type & pos) const;
/// number of cells currently governed by us
idx_type nargs() const;
+ /// access to the lock
+ bool lock() const;
+ /// access to the lock
+ void lock(bool);
+ /// get notification when the cursor leaves this inset
+ void notifyCursorLeaves();
/// direct access to the cell
MathArray & cell(idx_type);
MathXArray & xcell(idx_type);
/// direct access to the cell including the drawing cache
MathXArray const & xcell(idx_type) const;
-
+
/// can we move into this cell (see macroarg.h)
- bool isActive() const { return nargs() > 0; }
+ bool isActive() const;
/// request "external features"
void validate(LaTeXFeatures & features) const;
- /// do we cover the point (x,y)?
- bool covers(int x, int y) const;
/// match in all cells
bool match(MathInset *) const;
/// replace in all cells
void replace(ReplaceData &);
+ /// do we contain a given pattern?
+ bool contains(MathArray const &);
+ /// glue everything to a single cell
+ MathArray glue() const;
/// debug helper
void dump() const;
+ /// is the cursor currently somewhere within this inset?
+ virtual bool editing() const;
protected:
/// we store the cells in a vector
typedef std::vector<MathXArray> cells_type;
/// thusly:
cells_type cells_;
+ /// if the inset is locked, it can't be entered with the cursor
+ bool lock_;
};
#endif