public int[] Select(IEnvelope envelope, int tolerance, MapSelectionMode selectMode)
{
object indices = null;
if (_charts.Select(envelope.GetInternal(), tolerance, (SelectMode)selectMode, ref indices))
{
return(indices as int[]);
}
return(null);
}
public IEnumerable <LabelInfo> Select(IEnvelope envelope, int tolerance = 0, MapSelectionMode selectMode = MapSelectionMode.Intersection)
{
var extents = envelope.GetInternal();
object indices = null, parts = null;
if (_labels.Select(extents, tolerance, (SelectMode)selectMode, ref indices, ref parts))
{
var arr1 = indices as int[];
var arr2 = parts as int[];
if (arr1 != null && arr2 != null)
{
var list = arr1.Select((name, i) => new LabelInfo {
LabelIndex = name, PartIndex = arr2[i]
});
return(list.ToList());
}
}
return(new List <LabelInfo>());
}
public IEnumerable <IFeature> SelectShapes(IEnvelope boundBox, double tolerance = 0, MapSelectionMode selectionMode = MapSelectionMode.Intersection)
{
if (boundBox == null)
{
throw new ArgumentNullException("boundBox");
}
object result = null;
if (_shapefile.SelectShapes(boundBox.GetInternal(), tolerance, (SelectMode)selectionMode, ref result))
{
var indices = result as int[];
if (indices != null)
{
return(indices.Select(index => new Feature(_shapefile, index)));
}
}
return(new List <IFeature>());
}
