JtsPolyshapeWriter Class Reference

Inheritance diagram for JtsPolyshapeWriter:

Collaboration diagram for JtsPolyshapeWriter:

Public Member Functions
void	write (Encoder output, Geometry geom) throws IOException
String	getFormatName ()
void	write (Writer output, Geometry shape) throws IOException
String	toString (Geometry shape)

Static Public Attributes
static final char	KEY_POINT = '0'
static final char	KEY_LINE = '1'
static final char	KEY_POLYGON = '2'
static final char	KEY_MULTIPOINT = '3'
static final char	KEY_CIRCLE = '4'
static final char	KEY_BOX = '5'
static final char	KEY_ARG_START = '('
static final char	KEY_ARG_END = ')'
static final char	KEY_SEPERATOR = ' '

Protected Member Functions
void	write (Encoder output, CoordinateSequence coordseq) throws IOException
void	write (Encoder output, Coordinate[] coord) throws IOException
void	write (Encoder output, Polygon p) throws IOException

Member Function Documentation

getFormatName()

String getFormatName ( )

inherited

                                {
    return "PolyShape";
  }

toString()

String toString ( Geometry  shape )

inherited

References PolyshapeWriter.write().

Referenced by PolyshapeDatatype.unparse().

                                         {
    try {
      StringWriter buffer = new StringWriter();
      write(buffer, shape);
      return buffer.toString();
    } catch (IOException ex) {
      throw new RuntimeException(ex);
    }
  }

write() [1/5]

void write ( Encoder  output, CoordinateSequence  coordseq  ) throws IOException

protected

Referenced by JtsPolyshapeWriter.write().

                                                                                       {
    int dim = coordseq.getDimension();
//    if(dim>2) {
//      throw new IllegalArgumentException("only supports 2d geometry now ("+dim+")");
//    }
    for (int i = 0; i < coordseq.size(); i++) {
      output.write(coordseq.getOrdinate(i, 0),
                   coordseq.getOrdinate(i, 1));
    }
  }

write() [2/5]

void write ( Encoder  output, Coordinate []  coord  ) throws IOException

protected

                                                                              {
    for (int i = 0; i < coord.length; i++) {
      output.write(coord[i].x, coord[i].y);
    }
  }

write() [3/5]

void write ( Encoder  output, Polygon  p  ) throws IOException

protected

References PolyshapeWriter.KEY_POLYGON, and JtsPolyshapeWriter.write().

                                                                     {
    output.write(PolyshapeWriter.KEY_POLYGON);
    write(output, p.getExteriorRing().getCoordinateSequence());
    for (int i = 0; i < p.getNumInteriorRing(); i++) {
      output.startRing();
      write(output, p.getInteriorRingN(i).getCoordinateSequence());
    }
  }

write() [4/5]

void write	(	Encoder	output,
		Geometry	geom
	)		throws IOException

References PolyshapeWriter.KEY_LINE, PolyshapeWriter.KEY_MULTIPOINT, PolyshapeWriter.KEY_POINT, and JtsPolyshapeWriter.write().

                                                                      {
    if (geom instanceof Point) {
      Point v = (Point) geom;
      output.write(PolyshapeWriter.KEY_POINT);
      write(output, v.getCoordinateSequence());
      return;
    } else if (geom instanceof Polygon) {
      write(output, (Polygon) geom);
      return;
    } else if (geom instanceof LineString) {
      LineString v = (LineString) geom;
      output.write(PolyshapeWriter.KEY_LINE);
      write(output, v.getCoordinateSequence());
      return;
    } else if (geom instanceof MultiPoint) {
      MultiPoint v = (MultiPoint) geom;
      output.write(PolyshapeWriter.KEY_MULTIPOINT);
      write(output, v.getCoordinates());
      return;
    } else if (geom instanceof GeometryCollection) {
      GeometryCollection v = (GeometryCollection) geom;
      for (int i = 0; i < v.getNumGeometries(); i++) {
        if (i > 0) {
          output.seperator();
        }
        write(output, v.getGeometryN(i));
      }
    } else {
      throw new UnsupportedOperationException("unknown: " + geom);
    }
  }

write() [5/5]

void write ( Writer  output, Geometry  shape  ) throws IOException

inherited

Referenced by PolyshapeWriter.toString().

                                                                      {
    if (shape == null) {
      throw new NullPointerException("Shape can not be null");
    }
    write(new Encoder(output), shape);
  }

Member Data Documentation

KEY_ARG_END

final char KEY_ARG_END = ')'

staticinherited

Referenced by PolyshapeReader.read().

KEY_ARG_START

final char KEY_ARG_START = '('

staticinherited

Referenced by PolyshapeReader.read().

KEY_BOX

final char KEY_BOX = '5'

staticinherited

KEY_CIRCLE

final char KEY_CIRCLE = '4'

staticinherited

Referenced by PolyshapeReader.read().

KEY_LINE

final char KEY_LINE = '1'

staticinherited

Referenced by PolyshapeReader.read(), and JtsPolyshapeWriter.write().

KEY_MULTIPOINT

final char KEY_MULTIPOINT = '3'

staticinherited

Referenced by PolyshapeReader.read(), and JtsPolyshapeWriter.write().

KEY_POINT

final char KEY_POINT = '0'

staticinherited

Referenced by PolyshapeReader.read(), and JtsPolyshapeWriter.write().

KEY_POLYGON

final char KEY_POLYGON = '2'

staticinherited

Referenced by PolyshapeReader.read(), and JtsPolyshapeWriter.write().

KEY_SEPERATOR

final char KEY_SEPERATOR = ' '

staticinherited

Referenced by PolyshapeReader.read().