Ejemplos de validateGeometry en C++ (Cpp)

Ejemplo n.º 1

Archivo: qgsmaptoolcapture.cpp Proyecto: KISRDevelopment/QGIS

void QgsMapToolCapture::undo()
{
  if ( mRubberBand )
  {
    int rubberBandSize = mRubberBand->numberOfVertices();
    int tempRubberBandSize = mTempRubberBand->numberOfVertices();
    int captureListSize = mCaptureList.size();

    if ( rubberBandSize < 1 || captureListSize < 1 )
    {
      return;
    }

    mRubberBand->removePoint( -1 );

    if ( rubberBandSize > 1 )
    {
      if ( tempRubberBandSize > 1 )
      {
        const QgsPoint *point = mRubberBand->getPoint( 0, rubberBandSize - 2 );
        mTempRubberBand->movePoint( tempRubberBandSize - 2, *point );
      }
    }
    else
    {
      mTempRubberBand->reset( mCaptureMode == CapturePolygon ? true : false );
    }

    mCaptureList.removeLast();

    validateGeometry();
  }
}

Ejemplo n.º 2

Archivo: qgsmaptoolcapture.cpp Proyecto: redwoodxiao/QGIS

void QgsMapToolCapture::undo()
{
  if ( mRubberBand )
  {
    int rubberBandSize = mRubberBand->numberOfVertices();
    int tempRubberBandSize = mTempRubberBand->numberOfVertices();
    int captureListSize = size();

    if ( rubberBandSize < 1 || captureListSize < 1 )
    {
      return;
    }

    mRubberBand->removePoint( -1 );

    if ( rubberBandSize > 1 )
    {
      if ( tempRubberBandSize > 1 )
      {
        const QgsPoint *point = mRubberBand->getPoint( 0, rubberBandSize - 2 );
        mTempRubberBand->movePoint( tempRubberBandSize - 2, *point );
      }
    }
    else
    {
      mTempRubberBand->reset( mCaptureMode == CapturePolygon ? true : false );
    }

    QgsVertexId vertexToRemove;
    vertexToRemove.part = 0; vertexToRemove.ring = 0; vertexToRemove.vertex = size() - 1;
    mCaptureCurve.deleteVertex( vertexToRemove );

    validateGeometry();
  }
}

Ejemplo n.º 3

Archivo: qgsselectedfeature.cpp Proyecto: Nald/Quantum-GIS

void QgsSelectedFeature::replaceVertexMap()
{
  // delete old map
  deleteVertexMap();

  // create new map
  createVertexMap();

  // validate the geometry
  validateGeometry();
}

Ejemplo n.º 4

Archivo: qgslockedfeature.cpp Proyecto: dmarteau/QGIS

void QgsLockedFeature::replaceVertexMap()
{
  // delete old map
  deleteVertexMap();

  // create new map
  createVertexMap();

  // validate the geometry
  validateGeometry();

  emit vertexMapChanged();
}

Ejemplo n.º 5

Archivo: qgsmaptoolcapture.cpp Proyecto: KISRDevelopment/QGIS

int QgsMapToolCapture::addVertex( const QPoint &p )
{
  QgsPoint layerPoint;
  QgsPoint mapPoint;

  if ( mode() == CaptureNone )
  {
    QgsDebugMsg( "invalid capture mode" );
    return 2;
  }

  int res = nextPoint( p, layerPoint, mapPoint );
  if ( res != 0 )
  {
    QgsDebugMsg( "nextPoint failed: " + QString::number( res ) );
    return res;
  }

  if ( !mRubberBand )
  {
    mRubberBand = createRubberBand( mCaptureMode == CapturePolygon ? QGis::Polygon : QGis::Line );
  }
  mRubberBand->addPoint( mapPoint );
  mCaptureList.append( layerPoint );

  if ( !mTempRubberBand )
  {
    mTempRubberBand = createRubberBand( mCaptureMode == CapturePolygon ? QGis::Polygon : QGis::Line , true );
  }
  else
  {
    mTempRubberBand->reset( mCaptureMode == CapturePolygon ? true : false );
  }
  if ( mCaptureMode == CaptureLine )
  {
    mTempRubberBand->addPoint( mapPoint );
  }
  else if ( mCaptureMode == CapturePolygon )
  {
    const QgsPoint *firstPoint = mRubberBand->getPoint( 0 , 0 );
    mTempRubberBand->addPoint( *firstPoint );
    mTempRubberBand->movePoint( mapPoint );
    mTempRubberBand->addPoint( mapPoint );
  }

  validateGeometry();

  return 0;
}

Ejemplo n.º 6

Archivo: qgsmaptoolcapture.cpp Proyecto: redwoodxiao/QGIS

int QgsMapToolCapture::addVertex( const QgsPoint& point )
{
  if ( mode() == CaptureNone )
  {
    QgsDebugMsg( "invalid capture mode" );
    return 2;
  }

  int res;
  QgsPoint layerPoint;
  res = nextPoint( point, layerPoint );
  if ( res != 0 )
  {
    return res;
  }

  if ( !mRubberBand )
  {
    mRubberBand = createRubberBand( mCaptureMode == CapturePolygon ? QGis::Polygon : QGis::Line );
  }
  mRubberBand->addPoint( point );
  mCaptureCurve.addVertex( QgsPointV2( layerPoint.x(), layerPoint.y() ) );

  if ( !mTempRubberBand )
  {
    mTempRubberBand = createRubberBand( mCaptureMode == CapturePolygon ? QGis::Polygon : QGis::Line, true );
  }
  else
  {
    mTempRubberBand->reset( mCaptureMode == CapturePolygon ? true : false );
  }
  if ( mCaptureMode == CaptureLine )
  {
    mTempRubberBand->addPoint( point );
  }
  else if ( mCaptureMode == CapturePolygon )
  {
    const QgsPoint *firstPoint = mRubberBand->getPoint( 0, 0 );
    mTempRubberBand->addPoint( *firstPoint );
    mTempRubberBand->movePoint( point );
    mTempRubberBand->addPoint( point );
  }

  validateGeometry();

  return 0;
}

Ejemplo n.º 7

Archivo: qgsmaptoolcapture.cpp Proyecto: alexbruy/QGIS

void QgsMapToolCapture::undo()
{
  mTracingStartPoint = QgsPointXY();

  if ( mRubberBand )
  {
    int rubberBandSize = mRubberBand->numberOfVertices();
    int tempRubberBandSize = mTempRubberBand->numberOfVertices();
    int captureListSize = size();

    if ( rubberBandSize < 1 || captureListSize < 1 )
    {
      return;
    }

    mRubberBand->removePoint( -1 );

    if ( rubberBandSize > 1 )
    {
      if ( tempRubberBandSize > 1 )
      {
        const QgsPointXY *point = mRubberBand->getPoint( 0, rubberBandSize - 2 );
        mTempRubberBand->movePoint( tempRubberBandSize - 2, *point );
      }
    }
    else
    {
      mTempRubberBand->reset( mCaptureMode == CapturePolygon ? QgsWkbTypes::PolygonGeometry : QgsWkbTypes::LineGeometry );
    }

    QgsVertexId vertexToRemove;
    vertexToRemove.part = 0;
    vertexToRemove.ring = 0;
    vertexToRemove.vertex = size() - 1;
    mCaptureCurve.deleteVertex( vertexToRemove );
    mSnappingMatches.removeAt( vertexToRemove.vertex );

    validateGeometry();
  }
}

Ejemplo n.º 8

Archivo: qgsmaptoolcapture.cpp Proyecto: alexbruy/QGIS

int QgsMapToolCapture::addVertex( const QgsPointXY &point, const QgsPointLocator::Match &match )
{
  if ( mode() == CaptureNone )
  {
    QgsDebugMsg( QStringLiteral( "invalid capture mode" ) );
    return 2;
  }

  int res;
  QgsPoint layerPoint;
  res = fetchLayerPoint( match, layerPoint );
  if ( res != 0 )
  {
    res = nextPoint( QgsPoint( point ), layerPoint );
    if ( res != 0 )
    {
      return res;
    }
  }

  if ( !mRubberBand )
  {
    mRubberBand = createRubberBand( mCaptureMode == CapturePolygon ? QgsWkbTypes::PolygonGeometry : QgsWkbTypes::LineGeometry );
  }

  if ( !mTempRubberBand )
  {
    mTempRubberBand = createRubberBand( mCaptureMode == CapturePolygon ? QgsWkbTypes::PolygonGeometry : QgsWkbTypes::LineGeometry, true );
  }
  else
  {
    mTempRubberBand->reset( mCaptureMode == CapturePolygon ? QgsWkbTypes::PolygonGeometry : QgsWkbTypes::LineGeometry );
  }

  bool traceCreated = false;
  if ( tracingEnabled() )
  {
    traceCreated = tracingAddVertex( point );
  }

  // keep new tracing start point if we created a trace. This is useful when tracing with
  // offset so that the user stays "snapped"
  mTracingStartPoint = traceCreated ? point : QgsPointXY();

  if ( !traceCreated )
  {
    // ordinary digitizing
    mRubberBand->addPoint( point );
    mCaptureCurve.addVertex( layerPoint );
    mSnappingMatches.append( match );
  }

  if ( mCaptureMode == CaptureLine )
  {
    mTempRubberBand->addPoint( point );
  }
  else if ( mCaptureMode == CapturePolygon )
  {
    const QgsPointXY *firstPoint = mRubberBand->getPoint( 0, 0 );
    mTempRubberBand->addPoint( *firstPoint );
    mTempRubberBand->movePoint( point );
    mTempRubberBand->addPoint( point );
  }

  validateGeometry();

  return 0;
}