2di_point.cpp

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/*===============================================================================================================================
 
This file is part of CoastalME, the Coastal Modelling Environment.
 
CoastalME 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 3 of the License, or (at your option) any later version.
 
This program 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 this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
===============================================================================================================================*/
#include "2di_point.h"
#include "cme.h"

CGeom2DIPoint::CGeom2DIPoint(void)
:  nX(0),
   nY(0)
{
}

CGeom2DIPoint::CGeom2DIPoint(int const nNewX, int const nNewY)
:  nX(nNewX),
   nY(nNewY)
{
}

int CGeom2DIPoint::nGetX(void) const
{
   return nX;
}

int CGeom2DIPoint::nGetY(void) const
{
   return nY;
}

int* CGeom2DIPoint::pnGetX(void)
{
   return &nX;
}

int* CGeom2DIPoint::pnGetY(void)
{
   return &nY;
}

void CGeom2DIPoint::SetX(int const nNewX)
{
   nX = nNewX;
}

void CGeom2DIPoint::SetY(int const nNewY)
{
   nY = nNewY;
}

void CGeom2DIPoint::SetXY(int const nNewX, int const nNewY)
{
   nX = nNewX;
   nY = nNewY;
}

// void CGeom2DIPoint::SetXY(CGeom2DIPoint const* Pti)
// {
//    nX = Pti->nGetX();
//    nY = Pti->nGetY();
// }

void CGeom2DIPoint::AddXAddY(int const nXToAdd, int const nYToAdd)
{
   nX += nXToAdd;
   nY += nYToAdd;
}

void CGeom2DIPoint::AddXAddY(double const dXToAdd, double const dYToAdd)
{
   nX += nRound(dXToAdd);
   nY += nRound(dYToAdd);
}

void CGeom2DIPoint::DivXDivY(double const dXDiv, double const dYDiv)
{
   int
      nXDiv = nRound(dXDiv),
      nYDiv = nRound(dYDiv);
 
   // Check for zero division
   if (nXDiv != 0)
      nX /= nXDiv;
 
   if (nYDiv != 0)
      nY /= nYDiv;
}

void CGeom2DIPoint::operator= (CGeom2DIPoint const* pPti)
{
   nX = pPti->nGetX();
   nY = pPti->nGetY();
}

bool CGeom2DIPoint::operator== (CGeom2DIPoint const* pPti) const
{
   if ((pPti->nGetX() == nX) && (pPti->nGetY() == nY))
      return true;
 
   return false;
}

bool CGeom2DIPoint::operator== (CGeom2DIPoint Pti) const
{
   if ((Pti.nGetX() == nX) && (Pti.nGetY() == nY))
      return true;
 
   return false;
}

bool CGeom2DIPoint::operator!= (CGeom2DIPoint const* pPti) const
{
   if ((pPti->nGetX() != nX) || (pPti->nGetY() != nY))
      return true;
 
   return false;
}

bool CGeom2DIPoint::operator!= (CGeom2DIPoint Pti) const
{
   if ((Pti.nGetX() != nX) || (Pti.nGetY() != nY))
      return true;
 
   return false;
}