Package mil.nga.geopackage.extension.coverage

Class CoverageData<TImage extends CoverageDataImage>

java.lang.Object

mil.nga.geopackage.extension.BaseExtension

mil.nga.geopackage.extension.coverage.CoverageDataCore<TImage>

mil.nga.geopackage.extension.coverage.CoverageData<TImage>

Type Parameters:

TImage - image type

Direct Known Subclasses:

CoverageDataPng, CoverageDataTiff

public abstract class CoverageData<TImage extends CoverageDataImage>
extends CoverageDataCore<TImage>

Tiled Gridded Coverage Data, abstract Common Encoding, Extension

http://docs.opengeospatial.org/is/17-066r1/17-066r1.html

Since:

2.0.1

Author:

osbornb

Field Summary

Fields

Modifier and Type	Field	Description
protected TileDao	tileDao	Tile DAO

Fields inherited from class mil.nga.geopackage.extension.coverage.CoverageDataCore

algorithm, coverageBoundingBox, coverageProjection, encoding, EXTENSION_AUTHOR, EXTENSION_DEFINITION, EXTENSION_NAME, EXTENSION_NAME_NO_AUTHOR, GRIDDED_COVERAGE, height, requestProjection, sameProjection, width, zoomIn, zoomInBeforeOut, zoomOut

Fields inherited from class mil.nga.geopackage.extension.BaseExtension

extensionsDao, geoPackage

Constructor Summary

Constructors

Constructor	Description
CoverageData(GeoPackage geoPackage, TileDao tileDao, Integer width, Integer height, Projection requestProjection)	Constructor

Method Summary

Modifier and Type	Method	Description
abstract TImage	createImage(TileRow tileRow)	Create a coverage data image
static CoverageData<?>	createTileTable(GeoPackage geoPackage, TileTableMetadata metadata, GriddedCoverageDataType dataType)	Create the coverage data tile table with metadata and extension
abstract byte[]	drawTileData(GriddedTile griddedTile, Double[][] values)	Draw a coverage data image tile and format as image bytes from the double array of unsigned coverage data values formatted as Double[row][width]
abstract byte[]	drawTileData(GriddedTile griddedTile, Double[] values, int tileWidth, int tileHeight)	Draw a coverage data image tile and format as image bytes from the flat array of coverage data values of length tileWidth * tileHeight where each coverage data value is at: (y * tileWidth) + x
static CoverageData<?>	getCoverageData(GeoPackage geoPackage, TileDao tileDao)	Get a Tiled Gridded Coverage Data, use the coverage data pixel tile size as the request size width and height
static CoverageData<?>	getCoverageData(GeoPackage geoPackage, TileDao tileDao, Integer width, Integer height, Projection requestProjection)	Get a Tiled Gridded Coverage Data
static CoverageData<?>	getCoverageData(GeoPackage geoPackage, TileDao tileDao, Projection requestProjection)	Get a Tiled Gridded Coverage Data, use the coverage data pixel tile size as the request size width and height, request as the specified projection
TileDao	getTileDao()	Get the tile dao
abstract Double	getValue(GriddedTile griddedTile, byte[] imageBytes, int x, int y)	Get the coverage data value
abstract double	getValue(GriddedTile griddedTile, TileRow tileRow, int x, int y)	Get the coverage data value of the pixel in the tile row image
double	getValue(TileRow tileRow, int x, int y)	Get the coverage data value of the pixel in the tile row image
CoverageDataResults	getValues(CoverageDataRequest request, Integer width, Integer height)
abstract Double[]	getValues(GriddedTile griddedTile, byte[] imageBytes)	Get the coverage data values
CoverageDataResults	getValuesUnbounded(CoverageDataRequest request)

Methods inherited from class mil.nga.geopackage.extension.coverage.CoverageDataCore

createGriddedCoverageTable, createGriddedTileTable, createTileTable, formatUnboundedResults, getAlgorithm, getBicubicInterpolationValue, getBicubicInterpolationValue, getBicubicInterpolationValue, getBilinearInterpolationValue, getBilinearInterpolationValue, getBilinearInterpolationValue, getBilinearInterpolationValue, getCoverageBoundingBox, getCoverageProjection, getCubicInterpolationValue, getCubicInterpolationValue, getDataNull, getEncoding, getFloatPixelValue, getGriddedCoverage, getGriddedCoverageDao, getGriddedCoverageDao, getGriddedCoverageDao, getGriddedTile, getGriddedTile, getGriddedTileDao, getGriddedTileDao, getGriddedTileDao, getHeight, getNearestNeighbors, getNearestNeighborValue, getOrCreate, getPixelValue, getPixelValue, getPixelValue, getPixelValue, getRequestProjection, getTables, getTileMatrixSet, getUnsignedPixelValue, getUnsignedPixelValue, getUnsignedPixelValue, getUnsignedPixelValue, getUnsignedPixelValues, getValue, getValue, getValue, getValue, getValue, getValues, getValues, getValues, getValues, getValues, getValues, getValuesUnbounded, getWidth, getXSource, getXSourceMinAndMax, getYSource, getYSourceMinAndMax, has, isDataNull, isSameProjection, isZoomIn, isZoomInBeforeOut, isZoomOut, padBoundingBox, queryGriddedCoverage, reprojectCoverageData, setAlgorithm, setEncoding, setHeight, setWidth, setZoomIn, setZoomInBeforeOut, setZoomOut

Methods inherited from class mil.nga.geopackage.extension.BaseExtension

createDao, get, getExtensions, getExtensions, getExtensionsDao, getGeoPackage, getOrCreate, has, has, has, verifyWritable

Methods inherited from class java.lang.Object

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

Field Detail

tileDao

protected final TileDao tileDao

Tile DAO

Constructor Detail

CoverageData

public CoverageData(GeoPackage geoPackage,
                    TileDao tileDao,
                    Integer width,
                    Integer height,
                    Projection requestProjection)

Constructor

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

width - coverage data response width

height - coverage data response height

requestProjection - request projection

Method Detail

getCoverageData

public static CoverageData<?> getCoverageData(GeoPackage geoPackage,
                                              TileDao tileDao,
                                              Integer width,
                                              Integer height,
                                              Projection requestProjection)

Get a Tiled Gridded Coverage Data

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

width - coverage data response width

height - coverage data response height

requestProjection - request projection

Returns:

coverage data

getCoverageData

public static CoverageData<?> getCoverageData(GeoPackage geoPackage,
                                              TileDao tileDao)

Get a Tiled Gridded Coverage Data, use the coverage data pixel tile size as the request size width and height

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

Returns:

coverage data

getCoverageData

public static CoverageData<?> getCoverageData(GeoPackage geoPackage,
                                              TileDao tileDao,
                                              Projection requestProjection)

Get a Tiled Gridded Coverage Data, use the coverage data pixel tile size as the request size width and height, request as the specified projection

Parameters:

geoPackage - GeoPackage

tileDao - tile dao

requestProjection - request projection

Returns:

coverage data

createTileTable

public static CoverageData<?> createTileTable(GeoPackage geoPackage,
                                              TileTableMetadata metadata,
                                              GriddedCoverageDataType dataType)

Create the coverage data tile table with metadata and extension

Parameters:

geoPackage - GeoPackage

metadata - tile table metadata

dataType - gridded coverage data type

Returns:

coverage data

Since:

4.0.0

createImage

public abstract TImage createImage(TileRow tileRow)

Create a coverage data image

Parameters:

tileRow - tile row

Returns:

image

getValue

public abstract double getValue(GriddedTile griddedTile,
                                TileRow tileRow,
                                int x,
                                int y)

Get the coverage data value of the pixel in the tile row image

Parameters:

griddedTile - gridded tile

tileRow - tile row

x - x coordinate

y - y coordinate

Returns:

coverage data value

getValue

public abstract Double getValue(GriddedTile griddedTile,
                                byte[] imageBytes,
                                int x,
                                int y)

Get the coverage data value

Parameters:

griddedTile - gridded tile

imageBytes - image bytes

x - x coordinate

y - y coordinate

Returns:

coverage data value

getValues

public abstract Double[] getValues(GriddedTile griddedTile,
                                   byte[] imageBytes)

Get the coverage data values

Parameters:

griddedTile - gridded tile

imageBytes - image bytes

Returns:

coverage data values

drawTileData

public abstract byte[] drawTileData(GriddedTile griddedTile,
                                    Double[] values,
                                    int tileWidth,
                                    int tileHeight)

Draw a coverage data image tile and format as image bytes from the flat array of coverage data values of length tileWidth * tileHeight where each coverage data value is at: (y * tileWidth) + x

Parameters:

griddedTile - gridded tile

values - coverage data values of length tileWidth * tileHeight

tileWidth - tile width

tileHeight - tile height

Returns:

coverage data image tile bytes

drawTileData

public abstract byte[] drawTileData(GriddedTile griddedTile,
                                    Double[][] values)

Draw a coverage data image tile and format as image bytes from the double array of unsigned coverage data values formatted as Double[row][width]

Parameters:

griddedTile - gridded tile

values - coverage data values as [row][width]

Returns:

coverage data image tile bytes

getTileDao

public TileDao getTileDao()

Get the tile dao

Returns:

tile dao

getValues

public CoverageDataResults getValues(CoverageDataRequest request,
                                     Integer width,
                                     Integer height)

Specified by:

getValues in class CoverageDataCore<TImage extends CoverageDataImage>

getValuesUnbounded

public CoverageDataResults getValuesUnbounded(CoverageDataRequest request)

Specified by:

getValuesUnbounded in class CoverageDataCore<TImage extends CoverageDataImage>

getValue

public double getValue(TileRow tileRow,
                       int x,
                       int y)

Get the coverage data value of the pixel in the tile row image

Parameters:

tileRow - tile row

x - x coordinate

y - y coordinate

Returns:

coverage data value