qgsgraphbuilder.cpp

Go to the documentation of this file.

/***************************************************************************
  qgsgraphbuilder.cpp
  --------------------------------------
  Date                 : 2010-10-25
  Copyright            : (C) 2010 by Yakushev Sergey
  Email                : YakushevS@list.ru
****************************************************************************
*                                                                          *
*   This program 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.                                    *
*                                                                          *
***************************************************************************/
 
#include "qgsgraphbuilder.h"
 
#include "qgsgraph.h"
 
QgsGraphBuilder::QgsGraphBuilder( const QgsCoordinateReferenceSystem &crs, bool otfEnabled, double topologyTolerance, const QString &ellipsoidID )
  : QgsGraphBuilderInterface( crs, otfEnabled, topologyTolerance, ellipsoidID )
  , mGraph( std::make_unique<QgsGraph>() )
{}
 
QgsGraphBuilder::~QgsGraphBuilder() = default;
 
int QgsGraphBuilder::addVertex( int, const QgsPointXY &pt )
{
  return mGraph->addVertex( pt );
}
 
void QgsGraphBuilder::addEdge( int pt1id, const QgsPointXY &, int pt2id, const QgsPointXY &, const QVector<QVariant> &prop )
{
  mGraph->addEdge( pt1id, pt2id, prop );
}
 
QgsGraph QgsGraphBuilder::graph() const
{
  return *mGraph;
}
 
std::unique_ptr< QgsGraph > QgsGraphBuilder::takeGraph()
{
  std::unique_ptr< QgsGraph > res = std::move( mGraph );
 
  // create a new graph in case this builder is used for additional work
  mGraph = std::make_unique<QgsGraph>();
 
  return res;
}