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// Copyright (C) 1999-2003 Paul O. Lewis
//
// This file is part of NCL (Nexus Class Library) version 2.0.
//
// NCL is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// NCL is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with NCL; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
#include "ncl.h"
/*----------------------------------------------------------------------------------------------------------------------
| Sets `states' to NULL.
*/
NxsDiscreteDatum::NxsDiscreteDatum()
{
states = NULL;
}
/*----------------------------------------------------------------------------------------------------------------------
| Deletes memory associated with `states' (if any was allocated).
*/
NxsDiscreteDatum::~NxsDiscreteDatum()
{
if (states != NULL)
delete [] states;
}
/*----------------------------------------------------------------------------------------------------------------------
| Makes this NxsDiscreteDatum object an exact copy of `other'. Useful for dealing with matchchar symbols in a matrix.
*/
void NxsDiscreteDatum::CopyFrom(
const NxsDiscreteDatum &other) /* the source NxsDiscreteDatum object */
{
if (states != NULL)
{
delete [] states;
states = NULL;
}
if (other.states == NULL)
return;
unsigned sz = other.states[0];
if (sz == 0)
{
// First element of other.states is zero, indicating that the gap state is present
//
states = new unsigned[1];
states[0] = 0;
}
else if (sz == 1)
{
// First element of other.states is one, indicating that there is just one state for this
// taxon-character combination. With just one state, no need to worry about either
// ambiguity or polymorphism.
//
states = new unsigned[2];
states[0] = 1;
states[1] = other.states[1];
}
else
{
// First element of other.states is greater than 1, indicating that ambiguity or
// polymorphism is present.
//
states = new unsigned[sz + 2];
states[0] = sz;
for (unsigned i = 1; i <= sz; i++)
states[i] = other.states[i];
// Copy the polymorphism indicator element.
//
states[sz + 1] = other.states[sz + 1];
}
}
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