change output to uses streams instead of strings

[lyx.git] / src / mathed / math_gridinset.h

diff --git a/src/mathed/math_gridinset.h b/src/mathed/math_gridinset.h
index 8f555774023302506861063968fcb07d57d677f9..c6de00adcff413fd495709e0b67bdd85b70abf4e 100644 (file)
--- a/src/mathed/math_gridinset.h
+++ b/src/mathed/math_gridinset.h
@@ -2,7 +2,9 @@
 #ifndef MATH_GRID_H
 #define MATH_GRID_H
 
-#include "math_inset.h"
+#include "math_nestinset.h"
+#include "vspace.h"
+#include "LString.h"
 
 #ifdef __GNUG__
 #pragma interface
@@ -14,112 +16,150 @@
     \author André Pönitz 2001
 */
 
-class MathGridInset : public MathInset {
+class MathGridInset : public MathNestInset {
 
        /// additional per-row information
        struct RowInfo {
                ///
                RowInfo();
                ///
-               int descent_;
-               ///
-               int ascent_;
-               /// 
-               int offset_;
-               ///
+               int skipPixels() const;
+               /// cached descent
+               mutable int descent_;
+               /// cached ascent
+               mutable int ascent_;
+               /// cached offset
+               mutable int offset_;
+               /// hline abow this row?
                bool upperline_;
-               ///
+               /// hline below this row?
                bool lowerline_;
+               /// distance
+               LyXLength skip_;
        };
 
        // additional per-row information
        struct ColInfo {
                ///     
                ColInfo();
-               ///
-               char h_align_;
+               /// currently possible: 'l', 'c', 'r'
+               char align_;
                /// cache for drawing
                int h_offset;
-               ///
-               int width_;
-               ///
-               int 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_;
+               /// additional amount to be skipped when drawing
+               int skip_;
        };
 
 public: 
+       /// Note: columns first!
+       MathGridInset(col_type m, row_type n);
        ///
-       MathGridInset(int m, int n, string const & nm, MathInsetTypes ot);
+       MathGridInset(int m, int n, char valign, string const & halign);
        ///
-       virtual MathInset * clone() const = 0;
+       void write(MathWriteInfo & os) const;
        ///
-       void write(std::ostream &, bool fragile) const;
+       void writeNormal(std::ostream &) const;
        ///
-       void metrics(MathStyles st);
+       void metrics(MathMetricsInfo const & st) const;
        ///
-       void draw(Painter &, int, int);
+       void draw(Painter &, int x, int y) const;
        ///
        void halign(string const &);
        ///
-       void halign(char c, int col);
+       void halign(char c, col_type col);
        ///
-       char halign(int col) const;
+       char halign(col_type col) const;
        ///
        void valign(char c);
        ///
        char valign() const;
        ///
-       void resize(short int type, int cols);
+       void vskip(LyXLength const &, row_type row);
+       ///
+       LyXLength vskip(row_type row) const;
        ///
-       const RowInfo & rowinfo(int row) const;
+       void resize(short int type, col_type cols);
        ///
-       RowInfo & rowinfo(int row);
+       const RowInfo & rowinfo(row_type row) const;
+       ///
+       RowInfo & rowinfo(row_type row);
+       /// identifies GridInset
+       virtual MathGridInset * asGridInset() { return this; }
 
        ///
-       int ncols() const { return colinfo_.size(); }
+       col_type ncols() const { return colinfo_.size(); }
+       ///
+       row_type nrows() const { return rowinfo_.size(); }
        ///
-       int nrows() const { return rowinfo_.size(); }
+       col_type col(idx_type idx) const { return idx % ncols(); }
        ///
-       int col(int idx) const { return idx % ncols(); }
+       row_type row(idx_type idx) const { return idx / ncols(); }
        ///
-       int row(int idx) const { return idx / ncols(); }
+       int cellXOffset(idx_type idx) const;
+       ///
+       int cellYOffset(idx_type idx) const;
 
        ///
-       bool idxUp(int &, int &) const;
+       bool idxUp(idx_type &, pos_type &) const;
+       ///
+       bool idxDown(idx_type &, pos_type &) const;
+       ///
+       bool idxLeft(idx_type &, pos_type &) const;
        ///
-       bool idxDown(int &, int &) const;
+       bool idxRight(idx_type &, pos_type &) const;
        ///
-       bool idxLeft(int &, int &) const;
+       bool idxFirst(idx_type &, pos_type &) const;
        ///
-       bool idxRight(int &, int &) const;
+       bool idxLast(idx_type &, pos_type &) const;
        ///
-       bool idxFirst(int &, int &) const;
+       bool idxHome(idx_type &, pos_type &) const;
        ///
-       bool idxLast(int &, int &) const;
+       bool idxEnd(idx_type &, pos_type &) const;
        ///
-       void idxDelete(int &, bool &, bool &);
+       void idxDelete(idx_type &, bool &, bool &);
        ///
-       void idxDeleteRange(int, int);
+       void idxDeleteRange(idx_type, idx_type);
                        
        ///
-       void addRow(int);
+       void addRow(row_type);
        ///
-       void delRow(int);
+       void delRow(row_type);
        ///
-       void addCol(int);
+       void addCol(col_type);
        ///
-       void delCol(int);
+       void delCol(col_type);
        ///
        virtual void appendRow();
        ///
-       int index(int row, int col) const;
+       idx_type index(row_type row, col_type col) const;
+       ///
+       std::vector<idx_type> idxBetween(idx_type from, idx_type to) const;
+       ///
+       virtual int defaultColSpace(col_type) { return 10; }
        ///
-       std::vector<int> idxBetween(int from, int to) const;
+       virtual char defaultColAlign(col_type) { return 'c'; }
+       ///
+       void setDefaults();
+
+       ///
+       void octavize(OctaveStream &) const;
+       ///
+       void maplize(MapleStream &) const;
 
 protected:
+       /// returns proper 'end of line' code for LaTeX
+       string eolString(row_type row) const;
+       /// returns proper 'end of column' code for LaTeX
+       string eocString(col_type col) const;
+
        /// row info
        std::vector<RowInfo> rowinfo_;
        /// column info