private void Initialize(string layerName, IFeatureDataSource dataSource, VisualParameters parameters, LayerType type, RenderingApproach rendering,
RasterizationApproach toRasterTechnique, ScaleInterval visibleRange,
SimplePointSymbol pointSymbol, LabelParameters labeling)
{
this.Id = Guid.NewGuid();
this.DataSource = dataSource;
this.Rendering = rendering;
this.ToRasterTechnique = toRasterTechnique;
var geometries = dataSource.GetGeometries();
if (geometries.Count > 0)
{
this.Type = type | GetGeometryType(geometries.FirstOrDefault());
}
else
{
this.Type = type;
}
this.Extent = geometries.GetBoundingBox();
this.LayerName = layerName;
this.VisualParameters = parameters;
this.PointSymbol = pointSymbol ?? new SimplePointSymbol()
{
SymbolWidth = 4, SymbolHeight = 4
};
//this.PositionFunc = positionFunc;
this.Labels = labeling;
//Check for missing visibleRange
if (this.Labels != null)
{
if (this.Labels.VisibleRange == null)
{
this.Labels.VisibleRange = visibleRange;
}
}
this.VisibleRange = (visibleRange == null) ? ScaleInterval.All : visibleRange;
}
public VectorLayer(string layerName, IFeatureDataSource dataSource, VisualParameters parameters, LayerType type, RenderingApproach rendering,
RasterizationApproach toRasterTechnique, ScaleInterval visibleRange, SimplePointSymbol pointSymbol = null, LabelParameters labeling = null)
{
Initialize(layerName, dataSource, parameters, type, rendering, toRasterTechnique, visibleRange, pointSymbol, labeling);
}
/// <summary>
/// Creates a new PrincipalComponentAnalysis
/// for a given feature data source
/// </summary>
/// <param name="sampleFeatureSet">The set of features</param>
public PrincipalComponentAnalysis(IFeatureDataSource sampleFeatureSet)
{
_sampleFeatureSet = sampleFeatureSet;
}