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## com.vividsolutions.jts.shape.random
Class RandomPointsBuilder

    java.lang.Object
      com.vividsolutions.jts.shape.GeometricShapeBuilder
          com.vividsolutions.jts.shape.random.RandomPointsBuilder

    public class RandomPointsBuilder

extends GeometricShapeBuilder

Creates random point sets contained in a region defined by either a rectangular or a polygonal extent.

Author:
  mbdavis

Field Summary
`protected Geometry` | `maskPoly`

Fields inherited from class com.vividsolutions.jts.shape.GeometricShapeBuilder
`extent, geomFactory, numPts`

Constructor Summary
`RandomPointsBuilder()` Create a shape factory which will create shapes using the default `GeometryFactory`.
`RandomPointsBuilder(GeometryFactory geomFact)` Create a shape factory which will create shapes using the given `GeometryFactory`.

Method Summary
`protected Coordinate` | `createCoord(double x, double y)`
`protected Coordinate` | `createRandomCoord(Envelope env)`
`Geometry` | `getGeometry()`
`protected boolean` | `isInExtent(Coordinate p)`
`void` | `setExtent(Geometry mask)` Sets a polygonal mask.

Methods inherited from class com.vividsolutions.jts.shape.GeometricShapeBuilder
`getCentre, getDiameter, getExtent, getRadius, getSquareBaseLine, getSquareExtent, setExtent, setNumPoints`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### maskPoly

    protected Geometry maskPoly

Constructor Detail

### RandomPointsBuilder

    public RandomPointsBuilder()

  Create a shape factory which will create shapes using the default `GeometryFactory`.

### RandomPointsBuilder

    public RandomPointsBuilder(GeometryFactory geomFact)

  Create a shape factory which will create shapes using the given `GeometryFactory`.

  Parameters:
    `geomFact` - the factory to use

Method Detail

### setExtent

    public void setExtent(Geometry mask)

  Sets a polygonal mask.

  Parameters:
    `mask` -

### getGeometry

    public Geometry getGeometry()

  Specified by:
    `getGeometry` in class `GeometricShapeBuilder`

### isInExtent

    protected boolean isInExtent(Coordinate p)

### createCoord

    protected Coordinate createCoord(double x,
                                     double y)

  Overrides:
    `createCoord` in class `GeometricShapeBuilder`

### createRandomCoord

    protected Coordinate createRandomCoord(Envelope env)

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