com.atakmap.android.tilecapture.reader

Class MosaicTileReader

java.lang.Object

com.atakmap.android.tilecapture.reader.DatasetTileReader

com.atakmap.android.tilecapture.reader.MosaicTileReader

All Implemented Interfaces:

BitmapReader

public class MosaicTileReader
extends DatasetTileReader

Used for reading bitmap tiles from a MosaicDatabase2 Consists of multiple GdalTileReader per each dataset in the mosaic

Field Summary

Fields inherited from class com.atakmap.android.tilecapture.reader.DatasetTileReader

_levelOffset, _maxLevels, _paint, _pixelBuf, _tileHeight, _tileWidth

Constructor Summary

Constructors

Constructor and Description
MosaicTileReader(MosaicDatasetDescriptor info, GeoBounds bounds)
MosaicTileReader(MosaicDatasetDescriptor info, GeoPoint[] corners) Create a new tile reader for a imagery source that is GDAL-compatible

Method Summary

Modifier and Type	Method and Description
void	dispose()
double	getMaxResolution() Get the maximum resolution for the datasets in use by this reader
void	getSourcePoint(int level, int col, int row, PointD dst) Get source point
TileBitmap	getTile(int level, int col, int row) Get tile bitmap
void	getTilePoint(int level, PointD src, android.graphics.Point dst) Get tile point

Methods inherited from class com.atakmap.android.tilecapture.reader.DatasetTileReader

getLevelOffset, getMaxLevels, getTileHeight, getTileImpl, getTileWidth

Methods inherited from class java.lang.Object

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

Constructor Detail

MosaicTileReader

public MosaicTileReader(MosaicDatasetDescriptor info,
                        GeoPoint[] corners)
                 throws java.lang.IllegalArgumentException

Create a new tile reader for a imagery source that is GDAL-compatible

Parameters:

info - Dataset descriptor

corners - Corner points in clockwise order [UL, UR, BR, BL]

Throws:

java.lang.IllegalArgumentException

MosaicTileReader

public MosaicTileReader(MosaicDatasetDescriptor info,
                        GeoBounds bounds)

Method Detail

dispose

public void dispose()

getMaxResolution

public double getMaxResolution()

Get the maximum resolution for the datasets in use by this reader

Returns:

Maximum resolution (GSD)

getTilePoint

public void getTilePoint(int level,
                         PointD src,
                         android.graphics.Point dst)

Description copied from interface: BitmapReader

Get tile point

Parameters:

level - Resolution level

src - Source point

dst - Destination point

getSourcePoint

public void getSourcePoint(int level,
                           int col,
                           int row,
                           PointD dst)

Description copied from interface: BitmapReader

Get source point

Parameters:

level - Resolution level

col - Column

row - Row

dst - Destination point

getTile

public TileBitmap getTile(int level,
                          int col,
                          int row)

Description copied from interface: BitmapReader

Get tile bitmap

Specified by:

getTile in interface BitmapReader

Overrides:

getTile in class DatasetTileReader

Parameters:

level - Resolution level

col - Column

row - Row

Returns:

Bitmap tile