src/mathed/math_atom.C

   1 /*
   2  *  File:        math_atom.C
   3  *  Purpose:     Wrapper for MathInset *
   4  *  Author:      André Pönitz
   5  *  Created:     July 2001
   6  *
   7  *  Copyright: 2001 The LyX team
   8  *
   9  *   Version: 1.2.0
  10  *
  11  *   You are free to use and modify this code under the terms of
  12  *   the GNU General Public Licence version 2 or later.
  13  */
  14
  15 #include <config.h>
  16
  17 #include "math_atom.h"
  18 #include "math_inset.h"
  19 #include "insets/insetbase.h"
  20
  21 #include <utility>
  22
  23
  24 MathAtom::MathAtom()
  25         : nucleus_(0)
  26 {}
  27
  28
  29 MathAtom::MathAtom(InsetBase * p)
  30         : nucleus_(static_cast<MathInset *>(p))
  31 {}
  32
  33
  34 MathAtom::MathAtom(MathAtom const & at)
  35         : nucleus_(0)
  36 {
  37         if (at.nucleus_)
  38                 nucleus_ = static_cast<MathInset*>(at.nucleus_->clone().release());
  39 }
  40
  41
  42 void MathAtom::operator=(MathAtom const & at)
  43 {
  44         if (&at == this)
  45                 return;
  46         MathAtom tmp(at);
  47         std::swap(tmp.nucleus_, nucleus_);
  48 }
  49
  50
  51 MathAtom::~MathAtom()
  52 {
  53         delete nucleus_;
  54 }