X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Foutput_plaintext.C;h=ae70ac44d14fae4d71e5ec022be9c72b044c6ad0;hb=0da3d53269a49c66b24615d24e20e441dcf7c07e;hp=70c72e59a74e17695d962c0e0076aafc0feafebb;hpb=1eaa3eb913b16f4e6f5991b9c53b0b9ab3f84948;p=lyx.git

diff --git a/src/output_plaintext.C b/src/output_plaintext.C
index 70c72e59a7..ae70ac44d1 100644
--- a/src/output_plaintext.C
+++ b/src/output_plaintext.C
@@ -19,77 +19,75 @@
 #include "output.h"
 #include "outputparams.h"
 #include "paragraph.h"
+#include "ParagraphList.h"
 #include "ParagraphParameters.h"
 
-#include "support/gzstream.h"
 #include "support/lstrings.h"
 
-#ifdef HAVE_LOCALE
-#endif
 
-using lyx::support::ascii_lowercase;
-using lyx::support::compare_ascii_no_case;
-using lyx::support::compare_no_case;
-using lyx::support::contains;
+namespace lyx {
+
+using support::ascii_lowercase;
+using support::compare_ascii_no_case;
+using support::compare_no_case;
+using support::contains;
+using support::FileName;
 
-using lyx::pos_type;
 using std::endl;
 using std::ostream;
-using std::ofstream;
 using std::pair;
 using std::string;
 
 
-void writeFileAscii(Buffer const & buf,
-		    string const & fname,
-		    OutputParams const & runparams)
+void writePlaintextFile(Buffer const & buf, FileName const & fname,
+	OutputParams const & runparams)
 {
-	ofstream ofs;
-	if (!::openFileWrite(ofs, fname))
+	odocfstream ofs;
+	if (!openFileWrite(ofs, fname))
 		return;
-	writeFileAscii(buf, ofs, runparams);
+	writePlaintextFile(buf, ofs, runparams);
 }
 
 
-void writeFileAscii(Buffer const & buf,
-		    ostream & os,
-		    OutputParams const & runparams)
+void writePlaintextFile(Buffer const & buf, odocstream & os,
+	OutputParams const & runparams)
 {
-	Buffer & tmp = const_cast<Buffer &>(buf);
-	ParagraphList par = const_cast<ParagraphList&>(tmp.paragraphs());
-	ParagraphList::iterator beg = par.begin();
-	ParagraphList::iterator end = par.end();
-	ParagraphList::iterator it = beg;
+	bool ref_printed = false;
+	ParagraphList const par = buf.paragraphs();
+	ParagraphList::const_iterator beg = par.begin();
+	ParagraphList::const_iterator end = par.end();
+	ParagraphList::const_iterator it = beg;
 	for (; it != end; ++it) {
-		asciiParagraph(buf, *it, os, runparams, it == beg);
+		writePlaintextParagraph(buf, *it, os, runparams, ref_printed);
+		os << "\n";
+		if (runparams.linelen > 0)
+			os << "\n";
 	}
-	os << "\n";
 }
 
 
 namespace {
 
-pair<int, string> const addDepth(int depth, int ldepth)
+pair<int, docstring> const addDepth(int depth, int ldepth)
 {
 	int d = depth * 2;
 	if (ldepth > depth)
 		d += (ldepth - depth) * 2;
-	return make_pair(d, string(d, ' '));
+	return make_pair(d, docstring(d, ' '));
 }
 
 }
 
 
-void asciiParagraph(Buffer const & buf,
+void writePlaintextParagraph(Buffer const & buf,
 		    Paragraph const & par,
-		    ostream & os,
+		    odocstream & os,
 		    OutputParams const & runparams,
-		    bool noparbreak)
+		    bool & ref_printed)
 {
 	int ltype = 0;
-	Paragraph::depth_type ltype_depth = 0;
-	bool ref_printed = false;
-	Paragraph::depth_type depth = par.params().depth();
+	depth_type ltype_depth = 0;
+	depth_type depth = par.params().depth();
 
 	// First write the layout
 	string const & tmp = par.layout()->name();
@@ -131,86 +129,84 @@ void asciiParagraph(Buffer const & buf,
 
 	/* what about the alignment */
 
-	// runparams.linelen <= 0 is special and means we don't have paragraph breaks
+	// runparams.linelen == 0 is special and means we don't have paragraph breaks
 
 	string::size_type currlinelen = 0;
 
-	if (!noparbreak) {
-		if (runparams.linelen > 0)
-			os << "\n\n";
-
-		os << string(depth * 2, ' ');
-		currlinelen += depth * 2;
-
-		//--
-		// we should probably change to the paragraph language in the
-		// gettext here (if possible) so that strings are output in
-		// the correct language! (20012712 Jug)
-		//--
-		switch (ltype) {
-		case 0: // Standard
-		case 4: // (Sub)Paragraph
-		case 5: // Description
-			break;
+	os << docstring(depth * 2, ' ');
+	currlinelen += depth * 2;
+
+	//--
+	// we should probably change to the paragraph language in the
+	// gettext here (if possible) so that strings are output in
+	// the correct language! (20012712 Jug)
+	//--
+	switch (ltype) {
+	case 0: // Standard
+	case 4: // (Sub)Paragraph
+	case 5: // Description
+		break;
+
+	case 6: // Abstract
+		if (runparams.linelen > 0) {
+			os << _("Abstract") << "\n\n";
+			currlinelen = 0;
+		} else {
+			docstring const abst = _("Abstract: ");
+			os << abst;
+			currlinelen += abst.length();
+		}
+		break;
 
-		case 6: // Abstract
+	case 7: // Bibliography
+		if (!ref_printed) {
 			if (runparams.linelen > 0) {
-				os << _("Abstract") << "\n\n";
+				os << _("References") << "\n\n";
 				currlinelen = 0;
 			} else {
-				string const abst = _("Abstract: ");
-				os << abst;
-				currlinelen += abst.length();
-			}
-			break;
-
-		case 7: // Bibliography
-			if (!ref_printed) {
-				if (runparams.linelen > 0) {
-					os << _("References") << "\n\n";
-					currlinelen = 0;
-				} else {
-					string const refs = _("References: ");
-					os << refs;
-					currlinelen += refs.length();
-				}
-				ref_printed = true;
+				docstring const refs = _("References: ");
+				os << refs;
+				currlinelen += refs.length();
 			}
-			break;
+			ref_printed = true;
+		}
+		break;
 
-		default: {
-			string const label = par.params().labelString();
+	default: {
+		docstring const label = par.params().labelString();
+		if (!label.empty()) {
 			os << label << ' ';
 			currlinelen += label.length() + 1;
-			break;
 		}
+		break;
+	}
 
-		}
 	}
 
-	if (!currlinelen) {
-		pair<int, string> p = addDepth(depth, ltype_depth);
+	if (currlinelen == 0) {
+		pair<int, docstring> p = addDepth(depth, ltype_depth);
 		os << p.second;
 		currlinelen += p.first;
 	}
 
-	// this is to change the linebreak to do it by word a bit more
-	// intelligent hopefully! (only in the case where we have a
-	// max runparams.linelength!) (Jug)
-
-	string word;
+	docstring word;
 
 	for (pos_type i = 0; i < par.size(); ++i) {
-		char c = par.getUChar(buf.params(), i);
+		if (par.isDeleted(i)) // deleted characters don't make much sense in plain text output
+			continue;
+
+		char_type c = par.getUChar(buf.params(), i);
 		switch (c) {
 		case Paragraph::META_INSET: {
 			InsetBase const * inset = par.getInset(i);
-			if (runparams.linelen > 0) {
-				os << word;
-				currlinelen += word.length();
-				word.erase();
-			}
-			if (inset->plaintext(buf, os, runparams)) {
+
+			os << word;
+			currlinelen += word.length();
+			word.erase();
+
+			OutputParams rp = runparams;
+			rp.depth = par.params().depth();
+			if (inset->plaintext(buf, os, rp)) {
 				// to be sure it breaks paragraph
 				currlinelen += runparams.linelen;
 			}
@@ -219,9 +215,9 @@ void asciiParagraph(Buffer const & buf,
 
 		case ' ':
 			if (runparams.linelen > 0 &&
-			    currlinelen + word.length() > runparams.linelen - 10) {
-				os << "\n";
-				pair<int, string> p = addDepth(depth, ltype_depth);
+			    currlinelen + word.length() > runparams.linelen) {
+				os << '\n';
+				pair<int, docstring> p = addDepth(depth, ltype_depth);
 				os << p.second;
 				currlinelen = p.first;
 			}
@@ -232,21 +228,24 @@ void asciiParagraph(Buffer const & buf,
 
 		case '\0':
 			lyxerr[Debug::INFO] <<
-				"writeAsciiFile: NULL char in structure." << endl;
+				"writePlaintextFile: NULL char in structure." << endl;
 			break;
 
 		default:
 			word += c;
-			if (runparams.linelen > 0 &&
-				currlinelen + word.length() > runparams.linelen)
-			{
-				os << "\n";
-				pair<int, string> p = addDepth(depth, ltype_depth);
-				os << p.second;
-				currlinelen = p.first;
-			}
 			break;
 		}
 	}
+
+	if (runparams.linelen > 0 &&
+	    currlinelen + word.length() > runparams.linelen) {
+		os << '\n';
+		pair<int, docstring> p = addDepth(depth, ltype_depth);
+		os << p.second;
+		currlinelen = p.first;
+	}
 	os << word;
 }
+
+
+} // namespace lyx