Fix paragraph spacing

[lyx.git] / src / Spacing.C

diff --git a/src/Spacing.C b/src/Spacing.C
index 19f9d1fa65fd6ff084b859faed282a6ccc50f1e2..90d73d52f7ed9b7786b20fc9269d3a9471bfc3cc 100644 (file)
--- a/src/Spacing.C
+++ b/src/Spacing.C
@@ -1,13 +1,20 @@
-#include <config.h>
+/* This file is part of
+ * ====================================================== 
+ * 
+ *           LyX, The Document Processor
+ *        
+ *           Copyright 1995 Matthias Ettrich
+ *           Copyright 1995-2001 The LyX Team.
+ *
+ * ====================================================== */
 
+#include <config.h>
 
-#ifdef HAVE_SSTREAM
-#include <sstream>
-using std::istringstream;
-#else
-#include <strstream>
+#ifdef __GNUG__
+#pragma implementation
 #endif
 
+#include "Lsstream.h"
 #include "Spacing.h"
 #include "LString.h"
 
@@ -15,13 +22,16 @@ using std::ios;
 using std::ostream;
 
 /// how can I put this inside of Spacing (class)
-static
-char const * spacing_string[] = {"single", "onehalf", "double", "other"};
+namespace {
+
+char const * const spacing_string[] = {"single", "onehalf", "double", "other"};
+
+} // namespace anon
 
 
 float Spacing::getValue() const 
 {
-       switch(space) {
+       switch (space) {
        case Default: // nothing special should happen with this...
        case Single: return 1.0;
        case Onehalf: return 1.25;
@@ -36,7 +46,7 @@ void Spacing::set(Spacing::Space sp, float val)
 {
        space = sp;
        if (sp == Other) {
-               switch(int(val * 1000 + 0.5)) {
+               switch (int(val * 1000 + 0.5)) {
                case 1000: space = Single; break;
                case 1250: space = Onehalf; break;
                case 1667: space = Double; break;
@@ -46,14 +56,10 @@ void Spacing::set(Spacing::Space sp, float val)
 }
 
 
-void Spacing::set(Spacing::Space sp, char const * val)
+void Spacing::set(Spacing::Space sp, string const & val)
 {
-       float fval;
-#ifdef HAVE_SSTREAM
-       istringstream istr(val);
-#else
-       istrstream istr(val);
-#endif
+       float fval = 0.0;
+       istringstream istr(val.c_str());
        istr >> fval;
        set(sp, fval);
 }
@@ -74,3 +80,42 @@ void Spacing::writeFile(ostream & os, bool para) const
                os << cmd << spacing_string[getSpace()] << " \n";
        }       
 }
+
+
+string const Spacing::writeEnvirBegin() const
+{
+       switch (space) {
+       case Default: break; // do nothing
+       case Single:
+               return "\\begin{singlespace}";
+       case Onehalf:
+               return "\\begin{onehalfspace}";
+       case Double:
+               return "\\begin{doublespace}";
+       case Other:
+       {
+               ostringstream ost;
+               ost << "\\begin{spacing}{"
+                   << getValue() << "}";
+               return ost.str().c_str();
+       }
+       }
+       return string();
+}
+
+
+string const Spacing::writeEnvirEnd() const
+{
+       switch (space) {
+       case Default: break; // do nothing
+       case Single:
+               return "\\end{singlespace}";
+       case Onehalf:
+               return "\\end{onehalfspace}";
+       case Double:
+               return "\\end{doublespace}";
+       case Other:
+               return "\\end{spacing}";
+       }
+       return string();
+}