Avoid full metrics computation with Update:FitCursor

[lyx.git] / src / Spacing.h

diff --git a/src/Spacing.h b/src/Spacing.h
index 094d7d3d1c9fd14cb2241632c2c7fce2daa7bff9..7311f792b5a3b5ae7ec98e90430db607a30ac52c 100644 (file)
--- a/src/Spacing.h
+++ b/src/Spacing.h
@@ -1,18 +1,22 @@
 // -*- C++ -*-
-/* This file is part of
- * ======================================================
- * 
- *           LyX, The Document Processor
- *        
- *           Copyright 1995 Matthias Ettrich
- *           Copyright 1995-2000 The LyX Team.
+/**
+ * \file src/Spacing.h
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
  *
- * ====================================================== */
+ * \author Lars Gullik Bjønnes
+ *
+ * Full author contact details are available in file CREDITS.
+ */
 
 #ifndef SPACING_H
 #define SPACING_H
 
-#include <iosfwd>
+#include "support/strfwd.h"
+
+#include <string>
+
+namespace lyx {
 
 ///
 class Spacing {
@@ -31,37 +35,63 @@ public:
                Default
        };
        ///
-       Spacing() : space(Single), value(1.0) {}
+       Spacing() : space(Default), value("1.0") {}
        ///
-       bool isDefault() const {
-               return space == Default;
-       }
+       Spacing(Spacing::Space sp, double val = 1.0) { set(sp, val); }
        ///
-       float getValue() const;
+       Spacing(Spacing::Space sp, std::string const & val) { set(sp, val); }
        ///
-       Spacing::Space getSpace() const { return space; }
+       bool isDefault() const { return space == Default; }
        ///
-       void set(Spacing::Space sp, float val = 1.0);
+       std::string const getValueAsString() const;
        ///
-       void set(Spacing::Space sp, char const * val) ;
+       double getValue() const;
        ///
-       void writeFile(std::ostream &, bool para = false) const;
+       Spacing::Space getSpace() const { return space; }
        ///
-       friend bool operator==(Spacing const & a, Spacing const & b) {
-               if (a.space == b.space && a.getValue() == b.getValue())
-                       return true;
-               return false;
-       }
+       void set(Spacing::Space sp, double val = 1.0);
        ///
-       friend bool operator!=(Spacing const & a, Spacing const & b) {
-               if (a.space == b.space && a.getValue() == b.getValue())
-                       return false;
-               return true;
-       }
+       void set(Spacing::Space sp, std::string const & val);
+       ///
+       void writeFile(std::ostream &, bool para = false) const;
+       /// useSetSpace is true when using the variant supported by
+       /// the memoir class.
+       std::string const writeEnvirBegin(bool useSetSpace) const;
+       /// useSetSpace is true when using the variant supported by
+       /// the memoir class.
+       std::string const writeEnvirEnd(bool useSetSpace) const;
+       /// useSetSpace is true when using the variant supported by
+       /// the memoir class.
+       std::string const writeCmd(bool useSetSpace) const;
+       /// useSetSpace is true when using the variant supported by
+       /// the memoir class.
+       std::string const writePreamble(bool useSetSpace) const;
+
 private:
        ///
        Space space;
        ///
-       float value;
+       std::string value;
+       /// names of line spacing
+       static std::string const spacing_string[];
 };
-#endif
+
+
+///
+inline
+bool operator==(Spacing const & a, Spacing const & b)
+{
+       return a.getSpace() == b.getSpace()
+               && a.getValueAsString() == b.getValueAsString();
+}
+
+///
+inline
+bool operator!=(Spacing const & a, Spacing const & b)
+{
+       return !(a == b);
+}
+
+} // namespace lyx
+
+#endif // SPACING_H