// -*- C++ -*-
+/**
+ * \file math_gridinset.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
+ *
+ * \author André Pönitz
+ *
+ * Full author contact details are available in file CREDITS.
+ */
+
#ifndef MATH_GRID_H
#define MATH_GRID_H
#include "math_nestinset.h"
-#include "vspace.h"
-#include "LString.h"
-#include "math_gridinfo.h"
+#include "lyxlength.h"
/** Gridded math inset base class.
- This is the base to all grid-like editable math objects
- like array and eqnarray.
- * \author André Pönitz 2001
- *
- * Full author contact details are available in file CREDITS
-*/
-
+ * This is the base to all grid-like editable math objects
+ */
class MathGridInset : public MathNestInset {
public:
/// additional per-cell information
- struct CellInfo : public ::CellInfo {
- /// fixed glue
+ struct CellInfo {
+ ///
+ CellInfo();
+ /// a dummy cell before a multicolumn cell
+ int dummy_;
+ /// special multi colums alignment
+ std::string align_;
+ /// these should be a per-cell property, but ok to have it here
+ /// for single-column grids like paragraphs
mutable int glue_;
///
mutable pos_type begin_;
};
/// additional per-row information
- struct RowInfo : public ::RowInfo {
+ struct RowInfo {
///
- RowInfo()
- : lines_(0), skip_(0)
- {}
-
+ RowInfo();
///
int skipPixels() const;
- /// how many hlines above this row?
- int lines_;
- /// parameter to the line break
- LyXLength crskip_;
- /// extra distance between lines on screen
- int skip_;
-
/// cached descent
mutable int descent_;
/// cached ascent
mutable int ascent_;
/// cached offset
mutable int offset_;
+ /// how many hlines above this row?
+ int lines_;
+ /// parameter to the line break
+ LyXLength crskip_;
+ /// extra distance between lines
+ int skip_;
};
// additional per-row information
- struct ColInfo : public ::ColInfo {
+ struct ColInfo {
///
- ColInfo()
- : lines_(0), skip_(0)
- {}
-
+ ColInfo();
+ /// currently possible: 'l', 'c', 'r'
+ char align_;
/// cache for drawing
- int lines_;
- /// additional amount to be skipped on screen
- int skip_;
-
+ int h_offset;
/// cached width
mutable int width_;
/// cached offset
mutable int offset_;
+ /// do we need a line to the left?
+ bool leftline_;
+ /// do we need a line to the right?
+ bool rightline_;
+ /// how many lines to the left of this column?
+ int lines_;
+ /// additional amount to be skipped when drawing
+ int skip_;
};
public:
/// sets nrows and ncols to 1
MathGridInset();
/// constructor from columns description, creates one row
- MathGridInset(char valign, string const & halign);
+ MathGridInset(char valign, std::string const & halign);
/// Note: columns first!
MathGridInset(col_type m, row_type n);
///
- MathGridInset(col_type m, row_type n, char valign, string const & halign);
+ MathGridInset(col_type m, row_type n, char valign, std::string const & halign);
/// Ensures that the dialog is closed.
~MathGridInset();
///
- MathInset * clone() const;
+ std::auto_ptr<InsetBase> clone() const;
///
void metrics(MetricsInfo & mi) const;
///
+ void metrics(MetricsInfo & mi, Dimension &) const;
+ ///
void draw(PainterInfo & pi, int x, int y) const;
///
- void metricsT(TextMetricsInfo const & mi) const;
+ void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
///
void drawT(TextPainter & pi, int x, int y) const;
///
- void halign(string const & align);
+ void halign(std::string const & align);
///
void halign(char c, col_type col);
///
char halign(col_type col) const;
///
- string halign() const;
+ std::string halign() const;
///
void valign(char c);
///
MathGridInset * asGridInset() { return this; }
/// identifies GridInset
MathGridInset const * asGridInset() const { return this; }
- /// local dispatcher
- dispatch_result dispatch(FuncRequest const & cmd, idx_type & idx, pos_type & pos);
-
///
col_type ncols() const;
///
row_type row(idx_type idx) const;
///
- bool idxUpDown(idx_type & idx, pos_type & pos, bool up, int targetx) const;
+ bool idxUpDown(LCursor &, bool up) const;
///
- bool idxLeft(idx_type & idx, pos_type & pos) const;
+ bool idxLeft(LCursor &) const;
///
- bool idxRight(idx_type & idx, pos_type & pos) const;
+ bool idxRight(LCursor &) const;
///
- bool idxFirst(idx_type & idx, pos_type & pos) const;
+ bool idxFirst(LCursor &) const;
///
- bool idxLast(idx_type & idx, pos_type & pos) const;
- ///
- bool idxHome(idx_type & idx, pos_type & pos) const;
- ///
- bool idxEnd(idx_type & idx, pos_type & pos) const;
+ bool idxLast(LCursor &) const;
///
bool idxDelete(idx_type & idx);
/// pulls cell after pressing erase
//void octave(OctaveStream &) const;
protected:
+ ///
+ void priv_dispatch(LCursor & cur, FuncRequest const & cmd);
/// returns x offset of cell compared to inset
int cellXOffset(idx_type idx) const;
/// returns y offset of cell compared to inset
int cellYOffset(idx_type idx) const;
/// returns proper 'end of line' code for LaTeX
- virtual string eolString(row_type row, bool fragile = false) const;
+ virtual std::string eolString(row_type row, bool fragile = false) const;
/// returns proper 'end of column' code for LaTeX
- virtual string eocString(col_type col, col_type lastcol) const;
+ virtual std::string eocString(col_type col, col_type lastcol) const;
+ /// extract number of columns from alignment string
+ col_type guessColumns(std::string const & halign) const;
/// splits cells and shifts right part to the next cell
- void splitCell(idx_type &, pos_type & pos);
+ void splitCell(LCursor & cur);
public:
/// row info