tex2lyx: support for the LaTeX command \rule

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@39957 a592a061-630c-0410-9148-cb99ea01b6c8

src/tex2lyx/TODO.txt

@@ -79,7 +79,6 @@ Format LaTeX feature                        LyX feature
 394    \makebox                             InsetBox use_makebox
 396    nameref.sty                          InsetRef
 399    automatic mathdots loading           \use_mathdots
-400    other rules than \lyxline            InsetLine
 401    feyn.sty                             InsetMathDiagram
 402    \addcontentsline                     InsetBibtex bibtotoc option
 404    refstyle.sty                         InsetRef

src/tex2lyx/test/test-insets.tex

@@ -273,6 +273,7 @@ Now use them all:
 The following tow don't work, but they should???
 %\macros{x} \macrot{x}
 
+
 \section{Special formattings\index{Special formattings}}
 
 \subsection{LyX line}
@@ -289,8 +290,20 @@ test
 
 {\Huge \lyxline{\Huge}}{\Huge \par}
 
+
+\subsection{rules}
+
+test\rule[0.001\textwidth]{1\columnwidth}{0.05\textheight}
+
 test
 
+\rule[0.5ex]{1\columnwidth}{1pt}
+
+\noindent \rule{1ex}{0.5cc}test
+
+\textcolor{red}{\rule[-4ex]{5in}{1cm}}
+
+
 \subsection{Line breaks}
 
 They can also or be broken by a newline\\

src/tex2lyx/text.cpp

@@ -2470,6 +2470,24 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 			end_inset(os);
 		}
 
+		else if (t.cs() == "rule") {
+			string offset = "";
+			string width;
+			string thickness;
+			if (p.hasOpt())
+				offset = p.getArg('[', ']');
+			width = p.getArg('{', '}');
+			thickness = p.getArg('{', '}');
+					
+			context.check_layout(os);
+			begin_command_inset(os, "line", "rule");
+			if (!offset.empty())
+				os << "offset \"" << translate_len(offset) << "\"\n";
+			os << "width \"" << translate_len(width) << "\"\n"
+				  "height \"" << translate_len(thickness) << "\"\n";
+			end_inset(os);
+		}
+
 		else if (is_known(t.cs(), known_phrases) ||
 		         (t.cs() == "protect" &&
 		          p.next_token().cat() == catEscape &&