// -*- C++ -*-
/**
- * File: math_inset.h
- * Purpose: Declaration of insets for mathed
- * Author: Alejandro Aguilar Sierra <asierra@servidor.unam.mx>
- * Created: January 1996
- * Description: Math paragraph and objects for a WYSIWYG math editor.
+ * \file math_inset.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
*
- * Dependencies: Xlib, XForms
+ * \author Alejandro Aguilar Sierra
+ * \author André Pönitz
*
- * Copyright: 1996, 1997 Alejandro Aguilar Sierra
- *
- * Version: 0.8beta, Math & Lyx project.
- *
- * You are free to use and modify this code under the terms of
- * the GNU General Public Licence version 2 or later.
+ * Full author contact details are available in file CREDITS.
*/
-// Note: These math insets are internal to Math and are not derived
-// from lyx inset.
-
#ifndef MATH_INSET_H
#define MATH_INSET_H
-
-#include <config.h>
-
-#include "LString.h"
-#include "frontends/mouse_state.h"
+#include "cursor_slice.h"
#include "insets/insetbase.h"
-#include "math_data.h"
+
+#include <string>
/**
Math insets do not know there parents, a cursor position or things
like that. The are dumb object that are contained in other math insets
-(mathNestInsets, in fact) thus forming a tree. The root of this tree is
-always a mathHullInset, which provides an interface to the Outer World by
+(MathNestInsets, in fact) thus forming a tree. The root of this tree is
+always a MathHullInset, which provides an interface to the Outer World by
inclusion in the "real LyX insets" FormulaInset and FormulaMacroInset.
*/
-
+class OutputParams;
class MathArrayInset;
class MathAMSArrayInset;
class MathCharInset;
class MathDelimInset;
-class MathGridInset;
class MathFracInset;
class MathFontInset;
+class MathGridInset;
class MathHullInset;
class MathMatrixInset;
class MathNestInset;
class RefInset;
+class MathArray;
+class MathAtom;
+
class NormalStream;
class OctaveStream;
class MapleStream;
class MathMLStream;
class WriteStream;
class InfoStream;
-class MathArray;
-class LaTeXFeatures;
class BufferView;
class UpdatableInset;
class MathMacroTemplate;
+class MathMacro;
class MathPosFinder;
class Dimension;
class FuncRequest;
+class TextPainter;
+class TextMetricsInfo;
+class ReplaceData;
class MathInset : public InsetBase {
public:
- /// short of anything else reasonable
- typedef MathArray::size_type size_type;
- /// type for cursor positions differences within a cell
- typedef MathArray::difference_type difference_type;
- /// type for cursor positions within a cell
- typedef MathArray::size_type pos_type;
- /// type for cell indices
- typedef size_type idx_type;
- /// type for row numbers
- typedef size_type row_type;
- /// type for column numbers
- typedef size_type col_type;
-
/// our members behave nicely...
MathInset() {}
+ /// identification as math inset
+ MathInset * asMathInset() { return this; }
- /// reproduce itself
- virtual MathInset * clone() const = 0;
/// substitutes macro arguments if necessary
virtual void substitute(MathMacro const & macro);
- /// compute the size of the object, sets ascend_, descend_ and width_
- // updates the (xo,yo)-caches of all contained cells
- virtual void metrics(MetricsInfo & mi) const;
- /// draw the object
- virtual void draw(PainterInfo & pi, int x, int y) const;
/// draw selection between two positions
virtual void drawSelection(PainterInfo & pi,
idx_type idx1, pos_type pos1, idx_type idx2, pos_type pos2) const;
/// the ascent of the inset above the baseline
/// compute the size of the object for text based drawing
- virtual void metricsT(TextMetricsInfo const & st) const;
+ virtual void metricsT(TextMetricsInfo const & mi, Dimension & dim) const;
/// draw the object as text
virtual void drawT(TextPainter &, int x, int y) const;
- /// the ascent of the inset above the baseline
- virtual int ascent() const { return 1; }
- /// the descent of the inset below the baseline
- virtual int descent() const { return 1; }
- /// total width
- virtual int width() const { return 2; }
- /// all in one batch
- virtual Dimension dimensions() const;
- /// total height (== ascent + descent)
- virtual int height() const;
/// Where should we go when we press the up or down cursor key?
- virtual bool idxUpDown(idx_type & idx, pos_type & pos, bool up,
- int targetx) const;
+ virtual bool idxUpDown(BufferView & bv, bool up, int targetx) const;
/// Where should we go when we press the up or down cursor key?
- virtual bool idxUpDown2(idx_type & idx, pos_type & pos, bool up,
- int targetx) const;
+ virtual bool idxUpDown2(BufferView & bv, bool up, int targetx) const;
/// The left key
- virtual bool idxLeft(idx_type & idx, pos_type & pos) const;
+ virtual bool idxLeft(BufferView & bv) const;
/// The right key
- virtual bool idxRight(idx_type & idx, pos_type & pos) const;
+ virtual bool idxRight(BufferView & bv) const;
/// Move one physical cell up
- virtual bool idxNext(idx_type & idx, pos_type & pos) const;
+ virtual bool idxNext(BufferView & bv) const;
/// Move one physical cell down
- virtual bool idxPrev(idx_type & idx, pos_type & pos) const;
+ virtual bool idxPrev(BufferView & bv) const;
/// Target pos when we enter the inset from the left by pressing "Right"
- virtual bool idxFirst(idx_type & idx, pos_type & pos) const;
+ virtual bool idxFirst(BufferView & bv) const;
/// Target pos when we enter the inset from the right by pressing "Left"
- virtual bool idxLast(idx_type & idx, pos_type & pos) const;
+ virtual bool idxLast(BufferView & bv) const;
/// Where should we go if we press home?
- virtual bool idxHome(idx_type & idx, pos_type & pos) const;
+ virtual bool idxHome(BufferView & bv) const;
/// Where should we go if we press end?
- virtual bool idxEnd(idx_type & idx, pos_type & pos) const;
+ virtual bool idxEnd(BufferView & bv) const;
/// Delete a cell and move cursor
virtual bool idxDelete(idx_type &) { return false; }
/// can we enter this cell?
virtual bool validCell(idx_type) const { return true; }
/// get coordinates
- virtual void getPos(idx_type idx, pos_type pos, int & x, int & y) const;
+ virtual void getScreenPos(idx_type idx, pos_type pos, int & x, int & y) const;
/// identifies certain types of insets
virtual MathAMSArrayInset * asAMSArrayInset() { return 0; }
/// identifies things that can get \limits or \nolimits
virtual bool takesLimits() const { return false; }
- ///
- virtual void edit(BufferView *, int, int, mouse_button::state) {}
-
- /// request "external features"
- virtual void validate(LaTeXFeatures &) const {}
/// char char code if possible
- virtual void handleFont(string const &) {}
- /// is this inset equal to a given other inset?
- virtual bool match(MathAtom const &) const { return false; }
+ virtual void handleFont(std::string const &) {}
/// replace things by other things
virtual void replace(ReplaceData &) {}
/// do we contain a given subsequence?
/// describe content if cursor behind
virtual void infoize2(std::ostream &) const {}
/// plain ascii output
- virtual int ascii(std::ostream & os, int) const;
+ virtual int plaintext(std::ostream & os, OutputParams const &) const;
/// linuxdoc output
- virtual int linuxdoc(std::ostream & os) const;
+ virtual int linuxdoc(std::ostream & os, OutputParams const &) const;
/// docbook output
- virtual int docbook(std::ostream & os, bool) const;
+ virtual int docbook(std::ostream & os, OutputParams const &) const;
/// dump content to stderr for debugging
virtual void dump() const;
- /// LyXInset stuff
- /// write labels into a list
- virtual void getLabelList(std::vector<string> &) const {}
/// LyXInset stuff
virtual bool numberedType() const { return false; }
/// hull type
- virtual string const & getType() const;
+ virtual std::string const & getType() const;
/// change type
- virtual void mutate(string const &) {}
+ virtual void mutate(std::string const &) {}
/// how is the inset called in the .lyx file?
- virtual string fileInsetLabel() const { return "Formula"; }
+ virtual std::string fileInsetLabel() const;
/// usually the latex name
- virtual string name() const;
-
-protected:
- /// a dirty hack
- BufferView * view() const;
+ virtual std::string name() const;
};
std::ostream & operator<<(std::ostream &, MathAtom const &);
-// converts single cell to string
-string asString(MathArray const & ar);
-// converts string to single cell
-MathArray asArray(string const & str);
-
// initialize math
void initMath();