some common structures in extra file

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6857 a592a061-630c-0410-9148-cb99ea01b6c8

src/mathed/Makefile.am

@@ -75,6 +75,7 @@ libmathed_la_SOURCES = \
 	math_fracinset.h \
 	math_fracbase.C \
 	math_fracbase.h \
+	math_gridinfo.h \
 	math_gridinset.C \
 	math_gridinset.h \
 	math_hullinset.C \

src/mathed/math_ertinset.C

@@ -16,7 +16,7 @@ void MathErtInset::metrics(MetricsInfo & mi) const
 {
 	FontSetChanger dummy(mi.base, "lyxert");
 	MathTextInset::metrics(mi);
-	cache_.colinfo_[0].align_ = 'l';
+	cache_.colinfo_[0].align = 'l';
 	metricsMarkers2();
 }
 

src/mathed/math_gridinfo.h

@@ -0,0 +1,45 @@
+#ifndef MATH_GRIDINFO_H
+#define MATH_GRIDINFO_H
+
+struct ColInfo
+{
+	ColInfo() : rightline(0), leftline(false) {}
+	char   align;      // column alignment
+	string width;      // column width
+	int    rightline;  // a line on the right?
+	bool   leftline;
+};
+
+
+struct RowInfo
+{
+	RowInfo() : topline(false), bottomline(false) {} 
+	bool topline;     // horizontal line above
+	int  bottomline;  // horizontal line below
+};
+
+
+struct CellInfo
+{
+	CellInfo()
+		: multi(0), leftline(false), rightline(false),
+	   topline(false), bottomline(false)
+	{}
+
+	string content;    // cell content
+	int multi;         // multicolumn flag
+	char align;        // cell alignment
+	bool leftline;     // do we have a line on the left?
+	bool rightline;	   // do we have a line on the right?
+	bool topline;	     // do we have a line above?
+	bool bottomline;   // do we have a line below?
+};
+
+
+inline char const * verbose_align(char c)
+{
+	return c == 'c' ? "center" : c == 'r' ? "right" : c == 'l' ? "left" : "none";
+}
+
+
+#endif

src/mathed/math_gridinset.C

@@ -68,25 +68,6 @@ int extractInt(istream & is)
 }
 
 
-//////////////////////////////////////////////////////////////
-
-
-MathGridInset::CellInfo::CellInfo()
-	: dummy_(false)
-{}
-
-
-
-
-//////////////////////////////////////////////////////////////
-
-
-MathGridInset::RowInfo::RowInfo()
-	: lines_(0), skip_(0)
-{}
-
-
-
 int MathGridInset::RowInfo::skipPixels() const
 {
 	return crskip_.inBP();
@@ -94,22 +75,11 @@ int MathGridInset::RowInfo::skipPixels() const
 
 
 
-//////////////////////////////////////////////////////////////
-
-
-MathGridInset::ColInfo::ColInfo()
-	: align_('c'), leftline_(false), rightline_(false), lines_(0)
-{}
-
-
 //////////////////////////////////////////////////////////////
 
 
 MathGridInset::MathGridInset(char v, string const & h)
-	: MathNestInset(guessColumns(h)),
-	  rowinfo_(2),
-	  colinfo_(guessColumns(h) + 1),
-	  cellinfo_(1 * guessColumns(h))
+	: MathNestInset(1), rowinfo_(1), colinfo_(1), cellinfo_(1)
 {
 	setDefaults();
 	valign(v);
@@ -119,11 +89,7 @@ MathGridInset::MathGridInset(char v, string const & h)
 
 
 MathGridInset::MathGridInset()
-	: MathNestInset(1),
-	  rowinfo_(1 + 1),
-		colinfo_(1 + 1),
-		cellinfo_(1),
-		v_align_('c')
+	: MathNestInset(1), rowinfo_(1), colinfo_(1), cellinfo_(1), v_align_('c')
 {
 	setDefaults();
 }
@@ -131,10 +97,7 @@ MathGridInset::MathGridInset()
 
 MathGridInset::MathGridInset(col_type m, row_type n)
 	: MathNestInset(m * n),
-	  rowinfo_(n + 1),
-		colinfo_(m + 1),
-		cellinfo_(m * n),
-		v_align_('c')
+	  rowinfo_(n), colinfo_(m), cellinfo_(m * n), v_align_('c')
 {
 	setDefaults();
 }
@@ -142,10 +105,7 @@ MathGridInset::MathGridInset(col_type m, row_type n)
 
 MathGridInset::MathGridInset(col_type m, row_type n, char v, string const & h)
 	: MathNestInset(m * n),
-	  rowinfo_(n + 1),
-	  colinfo_(m + 1),
-		cellinfo_(m * n),
-		v_align_(v)
+	  rowinfo_(n), colinfo_(m), cellinfo_(m * n), v_align_(v)
 {
 	setDefaults();
 	valign(v);
@@ -179,7 +139,7 @@ void MathGridInset::setDefaults()
 	//if (nrows() <= 0)
 	//	lyxerr << "positive number of rows expected\n";
 	for (col_type col = 0; col < ncols(); ++col) {
-		colinfo_[col].align_ = defaultColAlign(col);
+		colinfo_[col].align = defaultColAlign(col);
 			colinfo_[col].skip_ = defaultColSpace(col);
 	}
 }
@@ -189,13 +149,13 @@ void MathGridInset::halign(string const & hh)
 {
 	col_type col = 0;
 	for (string::const_iterator it = hh.begin(); it != hh.end(); ++it) {
-		if (col >= ncols())
-			break;
+		if (col == ncols())
+			addCol(ncols() - 1);
 		char c = *it;
 		if (c == '|') {
 			colinfo_[col].lines_++;
 		} else if (c == 'c' || c == 'l' || c == 'r') {
-			colinfo_[col].align_ = c;
+			colinfo_[col].align = c;
 			++col;
 			colinfo_[col].lines_ = 0;
 		} else {
@@ -213,29 +173,16 @@ void MathGridInset::halign(string const & hh)
 }
 
 
-MathGridInset::col_type MathGridInset::guessColumns(string const & hh) const
-{
-	col_type col = 0;
-	for (string::const_iterator it = hh.begin(); it != hh.end(); ++it)
-		if (*it == 'c' || *it == 'l' || *it == 'r')
-			++col;
-	// let's have at least one column, even if we did not recognize its
-	// alignment
-	if (col == 0)
-		col = 1;
-	return col;
-}
-
 
 void MathGridInset::halign(char h, col_type col)
 {
-	colinfo_[col].align_ = h;
+	colinfo_[col].align = h;
 }
 
 
 char MathGridInset::halign(col_type col) const
 {
-	return colinfo_[col].align_;
+	return colinfo_[col].align;
 }
 
 
@@ -244,7 +191,7 @@ string MathGridInset::halign() const
 	string res;
 	for (col_type col = 0; col < ncols(); ++col) {
 		res += string(colinfo_[col].lines_, '|');
-		res += colinfo_[col].align_;
+		res += colinfo_[col].align;
 	}
 	return res + string(colinfo_[ncols()].lines_, '|');
 }
@@ -660,7 +607,7 @@ void MathGridInset::addCol(col_type newcol)
 
 	ColInfo inf;
 	inf.skip_ = defaultColSpace(newcol);
-	inf.align_ = defaultColAlign(newcol);
+	inf.align = defaultColAlign(newcol);
 	colinfo_.insert(colinfo_.begin() + newcol, inf);
 }
 
@@ -707,7 +654,7 @@ int MathGridInset::cellXOffset(idx_type idx) const
 {
 	col_type c = col(idx);
 	int x = colinfo_[c].offset_;
-	char align = colinfo_[c].align_;
+	char align = colinfo_[c].align;
 	if (align == 'r' || align == 'R')
 		x += colinfo_[c].width_ - cell(idx).width();
 	if (align == 'c' || align == 'C')

src/mathed/math_gridinset.h

@@ -5,6 +5,7 @@
 #include "math_nestinset.h"
 #include "vspace.h"
 #include "LString.h"
+#include "math_gridinfo.h"
 
 
 /** Gridded math inset base class.
@@ -20,15 +21,8 @@ class MathGridInset : public MathNestInset {
 public:
 
 	/// additional per-cell information
-	struct CellInfo {
-		///
-		CellInfo();
-		/// a dummy cell before a multicolumn cell
-		int dummy_;
-		/// special multi colums alignment
-		string align_;
-		/// these should be a per-cell property, but ok to have it here
-		/// for single-column grids like paragraphs
+	struct CellInfo : public ::CellInfo {
+		/// fixed glue
 		mutable int glue_;
 		///
 		mutable pos_type begin_;
@@ -37,45 +31,45 @@ public:
 	};
 
 	/// additional per-row information
-	struct RowInfo {
+	struct RowInfo : public ::RowInfo {
 		///
-		RowInfo();
+		RowInfo()
+			: lines_(0), skip_(0)
+		{}
+
 		///
 		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 {
+	struct ColInfo : public ::ColInfo {
 		///
-		ColInfo();
-		/// currently possible: 'l', 'c', 'r'
-		char align_;
+		ColInfo()
+			: lines_(0), skip_(0)
+		{}
+
 		/// cache for drawing
-		int h_offset;
+		int lines_;
+		/// additional amount to be skipped on screen
+		int skip_;
+
 		/// 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:
@@ -220,8 +214,6 @@ protected:
 	virtual 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;
-	/// extract number of columns from alignment string
-	col_type guessColumns(string const & halign) const;
 	/// splits cells and shifts right part to the next cell
 	void splitCell(idx_type &, pos_type & pos);
 

src/tex2lyx/math.C

@@ -137,6 +137,9 @@ void parse_math(Parser & p, ostream & os, unsigned flags, const mode_type mode)
 		}
 
 		else if (t.cs() == "[") {
+			// special handling of a few common SW user quirks
+			p.skip_spaces();
+			//if (p.next_token().cs() == 
 			os << "\\[";
 			parse_math(p, os, FLAG_EQUATION, MATH_MODE);
 			os << "\\]";

src/tex2lyx/table.C

@@ -23,44 +23,10 @@ using std::ostringstream;
 using std::string;
 using std::vector;
 
+#include "mathed/math_gridinfo.h"
 
 namespace {
 
-struct ColInfo
-{
-	ColInfo() : rightline(0), leftline(false) {}
-	string align;      // column alignment
-	string width;      // column width
-	int    rightline;  // a line on the right?
-	bool   leftline;
-};
-
-
-struct RowInfo
-{
-	RowInfo() : topline(false), bottomline(false) {} 
-	bool topline;     // horizontal line above
-	int  bottomline;  // horizontal line below
-};
-
-
-struct CellInfo
-{
-	CellInfo()
-		: multi(0), leftline(false), rightline(false),
-	   topline(false), bottomline(false)
-	{}
-
-	string content;    // cell content
-	int multi;         // multicolumn flag
-	string align;      // cell alignment
-	bool leftline;     // do we have a line on the left?
-	bool rightline;	   // do we have a line on the right?
-	bool topline;	     // do we have a line above?
-	bool bottomline;   // do we have a line below?
-};
-
-
 int string2int(string const & s, int deflt = 0)
 {
 	istringstream is(s);
@@ -73,7 +39,7 @@ int string2int(string const & s, int deflt = 0)
 string read_hlines(Parser & p)
 {
 	ostringstream os;
-	p.skipSpaces();
+	p.skip_spaces();
 	while (p.good()) {
 		if (p.next_token().cs() == "hline") {
 			p.get_token();
@@ -83,7 +49,7 @@ string read_hlines(Parser & p)
 			os << "\\cline{" << p.verbatim_item() << "}";
 		} else
 			break;
-		p.skipSpaces();
+		p.skip_spaces();
 	};
 	//cerr << "read_hlines(), read: '" << os.str() << "'\n";
 	//cerr << "read_hlines(), next token: " << p.next_token() << "\n";
@@ -111,24 +77,13 @@ char const TAB   = '\001';
 char const LINE  = '\002';
 char const HLINE = '\004';
 
-string get_align(char c)
-{
-	switch (c) {
-		case 'c': return "center";
-		case 'l': return "left";
-		case 'r': return "right";
-		case 'b': return "block";
-	}
-	return "center";
-}
-
 
 void handle_colalign(Parser & p, vector<ColInfo> & colinfo)
 {
 	if (p.get_token().cat() != catBegin)
 		cerr << "wrong syntax for table column alignment. '{' expected\n";
 
-	string nextalign = "block";
+	char nextalign = 'b';
 	bool leftline = false;
 	for (Token t=p.get_token(); p.good() && t.cat() != catEnd; t = p.get_token()){
 #ifdef FILEDEBUG
@@ -140,7 +95,7 @@ void handle_colalign(Parser & p, vector<ColInfo> & colinfo)
 			case 'l':
 			case 'r': {
 				ColInfo ci;
-				ci.align = get_align(t.character());
+				ci.align = t.character();
 				if (colinfo.size() && colinfo.back().rightline > 1) {
 					ci.leftline = true;
 					--colinfo.back().rightline;
@@ -152,7 +107,7 @@ void handle_colalign(Parser & p, vector<ColInfo> & colinfo)
 				colinfo.push_back(ColInfo());
 				colinfo.back().align = nextalign;
 				colinfo.back().width = p.verbatim_item();
-				nextalign = "block";
+				nextalign = 'b';
 				break;
 			case '|':
 				if (colinfo.empty())
@@ -163,9 +118,9 @@ void handle_colalign(Parser & p, vector<ColInfo> & colinfo)
 			case '>': {
 				string s = p.verbatim_item();
 				if (s == "\\raggedleft ")
-					nextalign = "left";
+					nextalign = 'l';
 				else if (s == "\\raggedright ")
-					nextalign = "right";
+					nextalign = 'r';
 				else
 					cerr << "unknown '>' column '" << s << "'\n";
 				break;
@@ -242,7 +197,6 @@ void parse_table(Parser & p, ostream & os, unsigned flags)
 		}
 
 		else if (t.cs() == "tabularnewline" || t.cs() == "\\") {
-		//else if (t.cs() == "tabularnewline") {
 			// stuff before the line break
 			// and look ahead for stuff after the line break
 			os << HLINE << hlines << HLINE << LINE << read_hlines(p) << HLINE;
@@ -414,7 +368,7 @@ void handle_tabular(Parser & p, ostream & os)
 				cell < cells.size() && col < colinfo.size(); ++col, ++cell) {
 			//cerr << "cell content: '" << cells[cell] << "'\n";
 			Parser p(cells[cell]);
-			p.skipSpaces();	
+			p.skip_spaces();	
 			//cells[cell] << "'\n";
 			if (p.next_token().cs() == "multicolumn") {
 				// how many cells?
@@ -434,7 +388,7 @@ void handle_tabular(Parser & p, ostream & os)
 				for (size_t i = 0; i < ncells - 1 && col < colinfo.size(); ++i) {
 					++col;
 					cellinfo[row][col].multi = 2;
-					cellinfo[row][col].align = "center";
+					cellinfo[row][col].align = 'c';
 				}
 
 				// more than one line on the right?
@@ -505,7 +459,7 @@ void handle_tabular(Parser & p, ostream & os)
 			//	cerr << " topline=\"true\"";
 			//if (cell.bottomline)
 			//	cerr << " bottomline=\"true\"";
-			os << " alignment=\"" << cell.align << "\""
+			os << " alignment=\"" << verbose_align(cell.align) << "\""
 				 << " valignment=\"top\""
 				 << " usebox=\"none\""
 				 << ">"

src/tex2lyx/tex2lyx.C

@@ -40,7 +40,7 @@ void handle_comment(Parser & p)
 		s += t.asString();
 	}
 	//cerr << "comment: " << s << "\n";
-	p.skipSpaces();
+	p.skip_spaces();
 }
 
 

src/tex2lyx/texparser.C

@@ -166,7 +166,7 @@ Token const & Parser::get_token()
 }
 
 
-void Parser::skipSpaces()
+void Parser::skip_spaces()
 {
 	while (1) {
 		if (next_token().cat() == catSpace || next_token().cat() == catNewline)
@@ -202,7 +202,7 @@ char Parser::getChar()
 
 string Parser::getArg(char left, char right)
 {
-	skipSpaces();
+	skip_spaces();
 
 	string result;
 	char c = getChar();
@@ -341,7 +341,7 @@ string Parser::verbatim_item()
 {
 	if (!good())
 		error("stream bad");
-	skipSpaces();
+	skip_spaces();
 	if (next_token().cat() == catBegin) {
 		Token t = get_token(); // skip brace
 		string res;

src/tex2lyx/texparser.h

@@ -128,7 +128,7 @@ public:
 	///
 	Token const & get_token();
 	/// skips spaces if any
-	void skipSpaces();
+	void skip_spaces();
 	///
 	void lex(string const & s);
 	///

src/tex2lyx/text.C

@@ -332,7 +332,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer)
 		}
 
 		else if (t.cs() == "item") {
-			p.skipSpaces();
+			p.skip_spaces();
 			string s; 
 			if (p.next_token().character() == '[') {
 				p.get_token(); // eat '['
@@ -350,7 +350,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer)
 		}
 
 		else if (t.cs() == "par") {
-			p.skipSpaces();
+			p.skip_spaces();
 			if (p.next_token().cs() != "\\begin")
 				handle_par(os);
 			//cerr << "next token: '" << p.next_token().cs() << "'\n";