src/mathed/MathAtom.cpp

   1 /**
   2  * \file MathAtom.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "MathAtom.h"
  14 #include "InsetMath.h"
  15
  16 using namespace std;
  17
  18 namespace lyx {
  19
  20
  21 MathAtom::MathAtom()
  22         : nucleus_(0)
  23 {}
  24
  25
  26 MathAtom::MathAtom(Inset * p)
  27         : nucleus_(static_cast<InsetMath *>(p))
  28 {}
  29
  30
  31 MathAtom::MathAtom(MathAtom const & at)
  32         : nucleus_(0)
  33 {
  34         if (at.nucleus_)
  35                 nucleus_ = static_cast<InsetMath*>(at.nucleus_->clone());
  36 }
  37
  38
  39 MathAtom & MathAtom::operator=(MathAtom const & at)
  40 {
  41         if (&at == this)
  42                 return *this;
  43         MathAtom tmp(at);
  44         swap(tmp.nucleus_, nucleus_);
  45         return *this;
  46 }
  47
  48
  49 MathAtom::~MathAtom()
  50 {
  51         delete nucleus_;
  52 }
  53
  54
  55 } // namespace lyx