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object DensityScan extends LazyLogging

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LazyLogging, AnyRef, Any
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Type Members

  1. abstract class DensityResultsToFeatures[T] extends ResultsToFeatures[T]
  2. class DensityScanResult extends Result
  3. sealed trait GeometryRenderer extends AnyRef

    Renderer for geometries

  4. type GridIterator = (SimpleFeature) ⇒ Iterator[(Double, Double, Double)]
  5. class LineStringRenderer extends GeometryRenderer

    Writes a density record from a feature that has a line geometry

  6. class MultiLineStringRenderer extends GeometryRenderer

    Writes a density record from a feature that has a multi-line geometry

  7. class MultiPointRenderer extends GeometryRenderer

    Writes a density record from a feature that has a multi-point geometry

  8. class MultiPolygonRenderer extends GeometryRenderer

    Writes a density record from a feature that has a polygon geometry

  9. class MultiRenderer extends GeometryRenderer

    Writes a density record from a feature that has an arbitrary geometry

  10. class PointRenderer extends GeometryRenderer

    Writes a density record from a feature that has a point geometry

  11. class PolygonRenderer extends GeometryRenderer

    Writes a density record from a feature that has a polygon geometry

  12. sealed trait Weigher extends AnyRef

    Gets the weight for a simple feature

  13. class WeightByExpression extends Weigher

    Evaluates an arbitrary expression against the simple feature to return a weight

  14. class WeightByNonNumber extends Weigher

    Tries to convert a non-double attribute into a double

  15. class WeightByNumber extends Weigher

    Gets the weight for a feature from a numeric attribute

Value Members

  1. val BatchSize: SystemProperty
  2. val DensitySft: SimpleFeatureType
  3. val DensityValueKey: ClassKey
  4. def configure(sft: SimpleFeatureType, index: GeoMesaFeatureIndex[_, _], filter: Option[Filter], hints: Hints): Map[String, String]
  5. def decodeResult(gridSnap: GridSnap)(sf: SimpleFeature): Iterator[(Double, Double, Double)]

    Decodes a result feature into an iterator of (x, y, weight)

  6. def decodeResult(envelope: Envelope, gridWidth: Int, gridHeight: Int): GridIterator

    Returns a mapping of simple features (returned from a density query) to weighted points in the form of (x, y, weight)

  7. def encodeResult(result: RenderingGrid): Array[Byte]

    Encodes a sparse matrix into a byte array

  8. def getDensityGeometry(sft: SimpleFeatureType, hints: Hints): String

    Get the geometry to render and validate it against the feature type

    Get the geometry to render and validate it against the feature type

    sft

    simple feature type

    hints

    query hints

  9. def getRenderer(sft: SimpleFeatureType, geom: String, weight: Option[String]): GeometryRenderer

    Gets a renderer for the associated geometry binding

    Gets a renderer for the associated geometry binding

    sft

    simple feature type

    geom

    geometry field to render

    weight

    field to use for weighting features

  10. def propertyNames(hints: Hints, sft: SimpleFeatureType): Seq[String]

    Get the attributes used by a density query

    Get the attributes used by a density query

    hints

    query hints

    sft

    simple feature type

  11. object Configuration
  12. object EqualWeight extends Weigher with Product with Serializable