src/Spacing.h

   1 // -*- C++ -*-
   2 /**
   3  * \file src/Spacing.h
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Lars Gullik Bjønnes
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11
  12 #ifndef SPACING_H
  13 #define SPACING_H
  14
  15 #include <iosfwd>
  16 #include <string>
  17
  18
  19 namespace lyx {
  20
  21
  22 ///
  23 class Spacing {
  24 public:
  25         ///
  26         enum Space {
  27                 ///
  28                 Single,
  29                 ///
  30                 Onehalf,
  31                 ///
  32                 Double,
  33                 ///
  34                 Other,
  35                 ///
  36                 Default
  37         };
  38         ///
  39         Spacing() : space(Default), value("1.0") {}
  40         ///
  41         Spacing(Spacing::Space sp, double val = 1.0) {
  42                 set(sp, val);
  43         }
  44         Spacing(Spacing::Space sp, std::string const & val) {
  45                 set(sp, val);
  46         }
  47         ///
  48         bool isDefault() const {
  49                 return space == Default;
  50         }
  51         ///
  52         std::string const getValueAsString() const;
  53         ///
  54         double getValue() const;
  55         ///
  56         Spacing::Space getSpace() const { return space; }
  57         ///
  58         void set(Spacing::Space sp, double val = 1.0);
  59         ///
  60         void set(Spacing::Space sp, std::string const & val);
  61         ///
  62         void writeFile(std::ostream &, bool para = false) const;
  63         ///
  64         std::string const writeEnvirBegin() const;
  65         ///
  66         std::string const writeEnvirEnd() const;
  67
  68 private:
  69         ///
  70         Space space;
  71         ///
  72         std::string value;
  73         /// names of line spacing
  74         static std::string const spacing_string[];
  75 };
  76
  77
  78 ///
  79 inline
  80 bool operator==(Spacing const & a, Spacing const & b)
  81 {
  82         return a.getSpace() == b.getSpace()
  83                 && a.getValueAsString() == b.getValueAsString();
  84 }
  85
  86 ///
  87 inline
  88 bool operator!=(Spacing const & a, Spacing const & b)
  89 {
  90         return !(a == b);
  91
  92
  93 } // namespace lyx
  94 }
  95 #endif