mil.nga.geopackage.geom

Class GeoPackageGeometryData

java.lang.Object

mil.nga.geopackage.geom.GeoPackageGeometryData

public class GeoPackageGeometryData
extends Object

GeoPackage Geometry Data

Author:

osbornb

Constructor Summary

Constructors

Constructor and Description
GeoPackageGeometryData(byte[] bytes) Constructor
GeoPackageGeometryData(long srsId) Constructor

Method Summary

Modifier and Type	Method and Description
void	fromBytes(byte[] bytes) Populate the geometry data from the bytes
ByteOrder	getByteOrder()
byte[]	getBytes() Get the bytes of the entire GeoPackage geometry including GeoPackage header and WKB bytes
GeometryEnvelope	getEnvelope()
Geometry	getGeometry()
ByteBuffer	getHeaderByteBuffer() Get the GeoPackage header bytes already ordered in a Byte Buffer
byte[]	getHeaderBytes() Get the GeoPackage header bytes
static int	getIndicator(GeometryEnvelope envelope) Get the envelope flag indicator 1 for xy, 2 for xyz, 3 for xym, 4 for xyzm (null would be 0)
int	getSrsId()
ByteBuffer	getWkbByteBuffer() Get the Well-Known Binary Geometry bytes already ordered in a Byte Buffer
byte[]	getWkbBytes() Get the Well-Known Binary Geometry bytes
int	getWkbGeometryIndex() Return the byte index where the Well-Known Binary bytes start
boolean	isEmpty()
boolean	isExtended()
void	setByteOrder(ByteOrder byteOrder)
void	setEmpty(boolean empty)
void	setEnvelope(GeometryEnvelope envelope)
void	setExtended(boolean extended)
void	setGeometry(Geometry geometry) Set the geometry.
void	setSrsId(int srsId)
byte[]	toBytes() Write the geometry to bytes

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GeoPackageGeometryData

public GeoPackageGeometryData(long srsId)

Constructor

Parameters:

srsId -

GeoPackageGeometryData

public GeoPackageGeometryData(byte[] bytes)

Constructor

Parameters:

bytes -

Method Detail

fromBytes

public void fromBytes(byte[] bytes)

Populate the geometry data from the bytes

Parameters:

bytes -

toBytes

public byte[] toBytes()
               throws IOException

Write the geometry to bytes

Returns:

Throws:

IOException

isExtended

public boolean isExtended()

isEmpty

public boolean isEmpty()

getByteOrder

public ByteOrder getByteOrder()

getSrsId

public int getSrsId()

getEnvelope

public GeometryEnvelope getEnvelope()

getGeometry

public Geometry getGeometry()

setExtended

public void setExtended(boolean extended)

setEmpty

public void setEmpty(boolean empty)

setByteOrder

public void setByteOrder(ByteOrder byteOrder)

setSrsId

public void setSrsId(int srsId)

setEnvelope

public void setEnvelope(GeometryEnvelope envelope)

setGeometry

public void setGeometry(Geometry geometry)

Set the geometry. Updates the empty flag and if the geometry is not null, the extended flag

Parameters:

geometry -

getBytes

public byte[] getBytes()

Get the bytes of the entire GeoPackage geometry including GeoPackage header and WKB bytes

Returns:

getHeaderBytes

public byte[] getHeaderBytes()

Get the GeoPackage header bytes

Returns:

getHeaderByteBuffer

public ByteBuffer getHeaderByteBuffer()

Get the GeoPackage header bytes already ordered in a Byte Buffer

Returns:

getWkbBytes

public byte[] getWkbBytes()

Get the Well-Known Binary Geometry bytes

Returns:

getWkbByteBuffer

public ByteBuffer getWkbByteBuffer()

Get the Well-Known Binary Geometry bytes already ordered in a Byte Buffer

Returns:

getWkbGeometryIndex

public int getWkbGeometryIndex()

Return the byte index where the Well-Known Binary bytes start

Returns:

getIndicator

public static int getIndicator(GeometryEnvelope envelope)

Get the envelope flag indicator 1 for xy, 2 for xyz, 3 for xym, 4 for xyzm (null would be 0)

Returns: