qgsgeometryeditutils.h

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/***************************************************************************
                        qgsgeometryeditutils.h
  -------------------------------------------------------------------
Date                 : 21 Jan 2015
Copyright            : (C) 2015 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 QGSGEOMETRYEDITUTILS_H
#define QGSGEOMETRYEDITUTILS_H

class QgsAbstractGeometryV2;
class QgsCurveV2;
class QgsGeometryEngine;
class QgsVectorLayer;

#include "qgsfeature.h"
#include <QMap>

class QgsGeometryEditUtils
{
  public:
    // TODO QGIS 3.0 returns an enum instead of a magic constant
    static int addRing( QgsAbstractGeometryV2* geom, QgsCurveV2* ring );

    // TODO QGIS 3.0 returns an enum instead of a magic constant
    static int addPart( QgsAbstractGeometryV2* geom, QgsAbstractGeometryV2* part );

    static bool deleteRing( QgsAbstractGeometryV2* geom, int ringNum, int partNum = 0 );

    static bool deletePart( QgsAbstractGeometryV2* geom, int partNum );

    static QgsAbstractGeometryV2* avoidIntersections( const QgsAbstractGeometryV2& geom, QMap<QgsVectorLayer*, QSet<QgsFeatureId> > ignoreFeatures = ( QMap<QgsVectorLayer*, QSet<QgsFeatureId> >() ) );
};

#endif // QGSGEOMETRYEDITUTILS_H