qgstrackedvectorlayertools.cpp

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/***************************************************************************
  qgstrackedvectorlayertools.cpp - QgsTrackedVectorLayerTools
 
 ---------------------
 begin                : 16.5.2016
 copyright            : (C) 2016 by Matthias Kuhn, OPENGIS.ch
 email                : [email protected]
 ***************************************************************************
 *                                                                         *
 *   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 "qgstrackedvectorlayertools.h"
#include "qgsvectorlayer.h"
 
 
bool QgsTrackedVectorLayerTools::addFeature( QgsVectorLayer *layer, const QgsAttributeMap &defaultValues, const QgsGeometry &defaultGeometry, QgsFeature *feature, QWidget *parentWidget, bool showModal, bool hideParent ) const
{
  QgsFeature *f = feature;
  if ( !feature )
    f = new QgsFeature();
 
  const_cast<QgsVectorLayerTools *>( mBackend )->setForceSuppressFormPopup( forceSuppressFormPopup() );
 
  if ( mBackend->addFeature( layer, defaultValues, defaultGeometry, f, parentWidget, showModal, hideParent ) )
  {
    mAddedFeatures[layer].insert( f->id() );
    if ( !feature )
      delete f;
    return true;
  }
  else
  {
    if ( !feature )
      delete f;
    return false;
  }
}
 
bool QgsTrackedVectorLayerTools::startEditing( QgsVectorLayer *layer ) const
{
  return mBackend->startEditing( layer );
}
 
bool QgsTrackedVectorLayerTools::stopEditing( QgsVectorLayer *layer, bool allowCancel ) const
{
  return mBackend->stopEditing( layer, allowCancel );
}
 
bool QgsTrackedVectorLayerTools::saveEdits( QgsVectorLayer *layer ) const
{
  return mBackend->saveEdits( layer );
}
 
bool QgsTrackedVectorLayerTools::copyMoveFeatures( QgsVectorLayer *layer, QgsFeatureRequest &request, double dx, double dy, QString *errorMsg, const bool topologicalEditing, QgsVectorLayer *topologicalLayer ) const
{
  return mBackend->copyMoveFeatures( layer, request, dx, dy, errorMsg, topologicalEditing, topologicalLayer );
}
 
void QgsTrackedVectorLayerTools::setVectorLayerTools( const QgsVectorLayerTools *tools )
{
  mBackend = tools;
}
 
void QgsTrackedVectorLayerTools::rollback()
{
  QMapIterator<QgsVectorLayer *, QgsFeatureIds> it( mAddedFeatures );
  while ( it.hasNext() )
  {
    it.next();
    it.key()->deleteFeatures( it.value() );
  }
 
  mAddedFeatures.clear();
}