qgsvertexid.h

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/***************************************************************************
                        qgsvertexid.h
  -------------------------------------------------------------------
Date                 : 04 Sept 2014
Copyright            : (C) 2014 by Marco Hugentobler
email                : marco.hugentobler at sourcepole dot com
 ***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/
 
#ifndef QGSVERTEXID_H
#define QGSVERTEXID_H
 
#include "qgis.h"
#include "qgis_core.h"
 
#include <QHash>
#include <QString>
 
using namespace Qt::StringLiterals;
 
class QgsAbstractGeometry;

struct CORE_EXPORT QgsVertexId
{
    // clang-format off
    explicit QgsVertexId( int _part = -1, int _ring = -1, int _vertex = -1, Qgis::VertexType _type = Qgis::VertexType::Segment ) SIP_HOLDGIL
      // clang-format on
: part( _part )
  , ring( _ring )
  , vertex( _vertex )
  , type( _type )
  {}

  bool isValid() const  SIP_HOLDGIL { return part >= 0 && ring >= 0 && vertex >= 0; }
 
  bool operator==( QgsVertexId other ) const SIP_HOLDGIL
  {
    return part == other.part && ring == other.ring && vertex == other.vertex;
  }
  bool operator!=( QgsVertexId other ) const SIP_HOLDGIL
  {
    return part != other.part || ring != other.ring || vertex != other.vertex;
  }

  bool partEqual( QgsVertexId o ) const SIP_HOLDGIL
  {
    return part >= 0 && o.part == part;
  }

  bool ringEqual( QgsVertexId o ) const SIP_HOLDGIL
  {
    return partEqual( o ) && ( ring >= 0 && o.ring == ring );
  }

  bool vertexEqual( QgsVertexId o ) const SIP_HOLDGIL
  {
    return ringEqual( o ) && ( vertex >= 0 && o.vertex == vertex );
  }

  bool isValid( const QgsAbstractGeometry *geom ) const SIP_HOLDGIL;

  int part = -1;

  int ring = -1;

  int vertex = -1;

  Qgis::VertexType type = Qgis::VertexType::Segment;
 
#ifdef SIP_RUN
// clang-format off
  SIP_PYOBJECT __repr__();
  % MethodCode
  QString str = u"<QgsVertexId: %1,%2,%3 %4>"_s.arg( sipCpp->part ).arg( sipCpp->ring ).arg( sipCpp->vertex ).arg( qgsEnumValueToKey( sipCpp->type ) );
  sipRes = PyUnicode_FromString( str.toUtf8().data() );
  % End
// clang-format on
#endif
 
};
 
#ifndef SIP_RUN
inline size_t qHash( QgsVertexId id, size_t seed = 0 ) noexcept
{
  return qHashMulti( seed, id.part, id.ring, id.vertex );
}
#endif
 
#endif //QGSVERTEXID_H