backporting tex2lyx: the support for wrap floats

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/branches/BRANCH_2_0_X@40055 a592a061-630c-0410-9148-cb99ea01b6c8

src/tex2lyx/TODO.txt

@@ -26,15 +26,11 @@ Format LaTeX feature                        LyX feature
 269    listings.sty (inline, with args)     InsetListings
 270    \alert, \structure (beamer)          layout
 281    ?                                    modules
-284    wrapfig.sty                          InsetWrap
-287    wrapfig.sty (optarg)                 InsetWrap
-290    wrapped tables                       InsetWrap
 292    japanese                             japanese-plain
 293    ?                                    InsetInfo
 309    \nocite                              InsetCitation
 310    \nocite{*}                           InsetBibtex
 316    subfig.sty (subfloats)               InsetFloat
-317    floating placements                  InsetWrap
 322    ?                                    local layout
 325    japanese                             one japanese language
 326    PDFLaTeX for external insets         InsetExternal

src/tex2lyx/preamble.cpp

@@ -645,6 +645,9 @@ void handle_package(Parser &p, string const & name, string const & opts,
 	else if (name == "rotfloat")
 		; // ignore this
 
+	else if (name == "wrapfig")
+		; // ignore this
+
 	else if (is_known(name, known_languages))
 		h_language = name;
 

src/tex2lyx/text.cpp

@@ -1089,6 +1089,38 @@ void parse_environment(Parser & p, ostream & os, bool outer,
 		p.skip_spaces();
 	}
 
+	else if (name == "wrapfigure" || name == "wraptable") {
+		// syntax is \begin{wrapfigure}[lines]{placement}[overhang]{width}
+		eat_whitespace(p, os, parent_context, false);
+		parent_context.check_layout(os);
+		// default values
+		string lines = "0";
+		string overhang = "0col%";
+		// parse
+		if (p.hasOpt())
+			lines = p.getArg('[', ']');
+		string const placement = p.getArg('{', '}');
+		if (p.hasOpt())
+			overhang = p.getArg('[', ']');
+		string const width = p.getArg('{', '}');
+		// write
+		if (name == "wrapfigure")
+			begin_inset(os, "Wrap figure\n");
+		else
+			begin_inset(os, "Wrap table\n");
+		os << "lines " << lines
+		   << "\nplacement " << placement
+		   << "\noverhang " << lyx::translate_len(overhang)
+		   << "\nwidth " << lyx::translate_len(width)
+		   << "\nstatus open\n\n";
+		parse_text_in_inset(p, os, FLAG_END, outer, parent_context);
+		end_inset(os);
+		// We don't need really a new paragraph, but
+		// we must make sure that the next item gets a \begin_layout.
+		parent_context.new_paragraph(os);
+		p.skip_spaces();
+	}
+
 	else if (name == "minipage") {
 		eat_whitespace(p, os, parent_context, false);
 		parse_box(p, os, 0, FLAG_END, outer, parent_context, "", "", name);

status.20x

@@ -61,6 +61,8 @@ What's new
 
   * Rotated floats (sidewaysfigure, sidewaystable).
 
+  * Wrapped floats (wrapfigure, wraptable) (bug 4378).
+
   * Command \date{} in the preamble to suppress the date output.