* Licence details can be found in the file COPYING.
*
* \author Alejandro Aguilar Sierra
- * \author André Pönitz
- * \author Lars Gullik Bjønnes
+ * \author André Pönitz
+ * \author Lars Gullik Bjønnes
+ * \author Stefan Schimanski
*
* Full author contact details are available in file CREDITS.
*/
#ifndef MATH_DATA_H
#define MATH_DATA_H
-#include <vector>
-
#include "MathAtom.h"
+#include "MathClass.h"
+
#include "Dimension.h"
+#include "OutputEnums.h"
-#include "support/docstream.h"
+#include "support/strfwd.h"
+
+#include <cstddef>
+#include <vector>
namespace lyx {
+class Buffer;
class BufferView;
+class Cursor;
+class Dimension;
+class DocIterator;
+class InsetMathMacro;
class LaTeXFeatures;
-class ReplaceData;
+class MacroContext;
+class MathRow;
class MetricsInfo;
class PainterInfo;
+class ParIterator;
+class ReplaceData;
class TextMetricsInfo;
class TextPainter;
public:
///
- MathData() {}
+ MathData() = default;
///
- MathData(const_iterator from, const_iterator to);
+ explicit MathData(Buffer * buf) : buffer_(buf) {}
+ ///
+ MathData(Buffer * buf, const_iterator from, const_iterator to);
+ ///
+ Buffer * buffer() { return buffer_; }
+ ///
+ Buffer const * buffer() const { return buffer_; }
///
void append(MathData const & ar);
MathAtom & operator[](pos_type);
/// checked read access
MathAtom const & operator[](pos_type) const;
+
+ /// Add this array to a math row. Return true if contents got added
+ bool addToMathRow(MathRow &, MetricsInfo & mi) const;
+
/// rebuild cached metrics information
- void metrics(MetricsInfo & mi) const;
- /// rebuild cached metrics information
- bool metrics(MetricsInfo & mi, Dimension & dim) const;
+ /** When \c tight is true, the height of the cell will be at least
+ * the x height of the font. Otherwise, it will be the max height
+ * of the font.
+ */
+ void metrics(MetricsInfo & mi, Dimension & dim, bool tight = true) const;
+ ///
+ Dimension const & dimension(BufferView const &) const;
+
+ /// draw the selection over the cell
+ void drawSelection(PainterInfo & pi, int x, int y) const;
/// redraw cell using cache metrics information
void draw(PainterInfo & pi, int x, int y) const;
/// rebuild cached metrics information
void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
/// redraw cell using cache metrics information
void drawT(TextPainter & pi, int x, int y) const;
- /// mark cell for re-drawing
- void touch() const;
+ /// approximate mathclass of the data
+ MathClass mathClass() const;
+ /// math class of first interesting element
+ MathClass firstMathClass() const;
+ /// math class of last interesting element
+ MathClass lastMathClass() const;
+ /// is the cell in display style
+ bool displayStyle() const { return display_style_; }
/// access to cached x coordinate of last drawing
int xo(BufferView const & bv) const;
/// access to cached y coordinate of last drawing
int yo(BufferView const & bv) const;
/// access to cached x coordinate of mid point of last drawing
- int xm(BufferView const & bv) const { return xo(bv) + dim_.wid / 2; }
+ int xm(BufferView const & bv) const;
/// access to cached y coordinate of mid point of last drawing
- int ym(BufferView const & bv) const { return yo(bv) + (dim_.des - dim_.asc) / 2; }
+ int ym(BufferView const & bv) const;
/// write access to coordinate;
void setXY(BufferView & bv, int x, int y) const;
/// returns x coordinate of given position in the array
- int pos2x(size_type pos) const;
- /// returns position of given x coordinate
- int pos2x(size_type pos, int glue) const;
+ int pos2x(BufferView const * bv, size_type pos) const;
/// returns position of given x coordinate
- size_type x2pos(int pos) const;
- /// returns position of given x coordinate fstarting from a certain pos
- size_type x2pos(int targetx, int glue) const;
+ size_type x2pos(BufferView const * bv, int targetx) const;
/// returns distance of this cell to the point given by x and y
// assumes valid position and size cache
int dist(BufferView const & bv, int x, int y) const;
- /// ascent of this cell above the baseline
- int ascent() const { return dim_.asc; }
- /// descent of this cell below the baseline
- int descent() const { return dim_.des; }
- /// height of the cell
- int height() const { return dim_.asc + dim_.des; }
- /// width of this cell
- int width() const { return dim_.wid; }
- /// dimensions of cell
- Dimension const & dim() const { return dim_; }
- /// dimensions of cell
- void setDim(Dimension const & d) const { dim_ = d; }
/// minimum ascent offset for superscript
int minasc() const { return minasc_; }
/// minimum descent offset for subscript
int slevel() const { return slevel_; }
/// additional super/subscript shift
int sshift() const { return sshift_; }
- /// superscript kerning
- int kerning() const { return kerning_; }
- ///
+ /// Italic correction as described in InsetMathScript.h
+ int kerning(BufferView const *) const;
+ ///
void swap(MathData & ar) { base_type::swap(ar); }
+ /// attach/detach arguments to macros, updating the cur to
+ /// stay visually at the same position (cur==0 is allowed)
+ void updateMacros(Cursor * cur, MacroContext const & mc, UpdateType, int nesting);
+ ///
+ void updateBuffer(ParIterator const &, UpdateType, bool const deleted = false);
+ ///
+ void setBuffer(Buffer & b);
+
protected:
- /// cached dimensions of cell
- mutable Dimension dim_;
/// cached values for super/subscript placement
- mutable int minasc_;
- mutable int mindes_;
- mutable int slevel_;
- mutable int sshift_;
- mutable int kerning_;
+ mutable int minasc_ = 0;
+ mutable int mindes_ = 0;
+ mutable int slevel_ = 0;
+ mutable int sshift_ = 0;
+ /// cached value for display style
+ mutable bool display_style_ = false;
+ Buffer * buffer_ = nullptr;
private:
/// is this an exact match at this position?
bool find1(MathData const & ar, size_type pos) const;
+
+ ///
+ void detachMacroParameters(DocIterator * dit, const size_type macroPos);
+ ///
+ void attachMacroParameters(Cursor * cur, const size_type macroPos,
+ const size_type macroNumArgs, const int macroOptionals,
+ const bool fromInitToNormalMode, const bool interactiveInit,
+ const size_t appetite);
+ ///
+ void collectOptionalParameters(Cursor * cur,
+ const size_type numOptionalParams, std::vector<MathData> & params,
+ size_t & pos, MathAtom & scriptToPutAround,
+ const pos_type macroPos, const int thisPos, const int thisSlice);
+ ///
+ void collectParameters(Cursor * cur,
+ const size_type numParams, std::vector<MathData> & params,
+ size_t & pos, MathAtom & scriptToPutAround,
+ const pos_type macroPos, const int thisPos, const int thisSlice,
+ const size_t appetite);
};
///