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 ///
  20 class Spacing {
  21 public:
  22         ///
  23         enum Space {
  24                 ///
  25                 Single,
  26                 ///
  27                 Onehalf,
  28                 ///
  29                 Double,
  30                 ///
  31                 Other,
  32                 ///
  33                 Default
  34         };
  35         ///
  36         Spacing() : space(Default), value("1.0") {}
  37         ///
  38         Spacing(Spacing::Space sp, double val = 1.0) {
  39                 set(sp, val);
  40         }
  41         Spacing(Spacing::Space sp, std::string const & val) {
  42                 set(sp, val);
  43         }
  44         ///
  45         bool isDefault() const {
  46                 return space == Default;
  47         }
  48         ///
  49         std::string const getValueAsString() const;
  50         ///
  51         double getValue() const;
  52         ///
  53         Spacing::Space getSpace() const { return space; }
  54         ///
  55         void set(Spacing::Space sp, double val = 1.0);
  56         ///
  57         void set(Spacing::Space sp, std::string const & val);
  58         ///
  59         void writeFile(std::ostream &, bool para = false) const;
  60         ///
  61         std::string const writeEnvirBegin() const;
  62         ///
  63         std::string const writeEnvirEnd() const;
  64
  65 private:
  66         ///
  67         Space space;
  68         ///
  69         std::string value;
  70         /// names of line spacing
  71         static std::string const spacing_string[];
  72 };
  73
  74
  75 ///
  76 inline
  77 bool operator==(Spacing const & a, Spacing const & b)
  78 {
  79         return a.getSpace() == b.getSpace()
  80                 && a.getValueAsString() == b.getValueAsString();
  81 }
  82
  83 ///
  84 inline
  85 bool operator!=(Spacing const & a, Spacing const & b)
  86 {
  87         return !(a == b);
  88 }
  89 #endif