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/**
*
* This file is part of Tulip (www.tulip-software.org)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux
*
* Tulip is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Tulip 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.
*
*/
#include <climits>
#include "SquareLayout.h"
using namespace std;
using namespace tlp;
namespace pocore {
//==============================================================
SquareLayout::SquareLayout(unsigned int width):_width(width) {
}
//==============================================================
unsigned int SquareLayout::unproject(const Vector<int, 2> &point) const {
int x = point[0] + _width/2;
int y = point[1] + _width/2;
if (x>int(_width)) return UINT_MAX;
if (y>int(_width)) return UINT_MAX;
return (unsigned int)y * _width + (unsigned int)x;
}
//==============================================================
Vector<int, 2> SquareLayout::project(const unsigned int id) const {
Vector<int, 2> point;
point[0] = id % _width - _width/2;
point[1] = id / _width - _width/2;
return point;
}
}
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