Java ProjectionFactory类代码示例

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Constructor
 *
 * @param database
 * @param db
 * @param featureDb
 * @param geometryColumns
 * @param table
 */
public FeatureDao(String database, GeoPackageConnection db, FeatureConnection featureDb, GeometryColumns geometryColumns,
                  FeatureTable table) {
    super(database, db, featureDb, table);

    this.featureDb = featureDb;
    this.geometryColumns = geometryColumns;
    if (geometryColumns.getContents() == null) {
        throw new GeoPackageException(GeometryColumns.class.getSimpleName()
                + " " + geometryColumns.getId() + " has null "
                + Contents.class.getSimpleName());
    }
    if (geometryColumns.getSrs() == null) {
        throw new GeoPackageException(GeometryColumns.class.getSimpleName()
                + " " + geometryColumns.getId() + " has null "
                + SpatialReferenceSystem.class.getSimpleName());
    }

    projection = ProjectionFactory.getProjection(geometryColumns.getSrs());
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public BoundingBox getBoundingBox() {
    Contents contents = geometryColumns.getContents();

    BoundingBox boundingBox = contents.getBoundingBox();
    if (boundingBox != null) {
        Projection contentsProjection = ProjectionFactory
                .getProjection(contents.getSrs());
        if (!projection.equals(contentsProjection)) {
            ProjectionTransform transform = contentsProjection
                    .getTransformation(projection);
            boundingBox = transform.transform(boundingBox);
        }
    }

    return boundingBox;
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Constructor
 * 
 * @param geoPackage
 *            GeoPackage
 * @param tileMatrixSet
 *            tile matrix set
 * @param width
 *            specified results width
 * @param height
 *            specified results height
 * @param requestProjection
 *            request projection
 */
protected ElevationTilesCore(GeoPackageCore geoPackage,
		TileMatrixSet tileMatrixSet, Integer width, Integer height,
		Projection requestProjection) {
	super(geoPackage);

	this.tileMatrixSet = tileMatrixSet;
	griddedCoverageDao = geoPackage.getGriddedCoverageDao();
	griddedTileDao = geoPackage.getGriddedTileDao();
	queryGriddedCoverage();

	this.width = width;
	this.height = height;
	this.requestProjection = requestProjection;
	elevationProjection = ProjectionFactory.getProjection(tileMatrixSet
			.getSrs());
	elevationBoundingBox = tileMatrixSet.getBoundingBox();

	// Check if the projections have the same units
	if (requestProjection != null) {
		sameProjection = (requestProjection.getUnit().name
				.equals(elevationProjection.getUnit().name));
	} else {
		sameProjection = true;
	}
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Load tiles from a URL
 *
 * @param activity
 * @param callback
 * @param active
 * @param database
 * @param tableName
 * @param tileUrl
 * @param minZoom
 * @param maxZoom
 * @param compressFormat
 * @param compressQuality
 * @param googleTiles
 * @param boundingBox
 * @param epsg
 */
public static void loadTiles(Activity activity, ILoadTilesTask callback,
                             GeoPackageDatabases active, String database, String tableName,
                             String tileUrl, int minZoom, int maxZoom,
                             CompressFormat compressFormat, Integer compressQuality,
                             boolean googleTiles, BoundingBox boundingBox, long epsg) {

    GeoPackageManager manager = GeoPackageFactory.getManager(activity);
    GeoPackage geoPackage = manager.open(database);

    Projection projection = ProjectionFactory.getProjection(epsg);
    BoundingBox bbox = transform(boundingBox, projection);

    TileGenerator tileGenerator = new UrlTileGenerator(activity, geoPackage,
            tableName, tileUrl, minZoom, maxZoom, bbox, projection);
    setTileGenerator(activity, tileGenerator, minZoom, maxZoom, compressFormat, compressQuality, googleTiles, boundingBox);

    loadTiles(activity, callback, active, geoPackage, tableName, tileGenerator);
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Constructor
 * 
 * @param database
 * @param db
 * @param featureDb
 * @param geometryColumns
 * @param table
 */
public FeatureDao(String database, GeoPackageConnection db,
		FeatureConnection featureDb, GeometryColumns geometryColumns,
		FeatureTable table) {
	super(database, db, featureDb, table);

	this.featureDb = featureDb;
	this.geometryColumns = geometryColumns;
	if (geometryColumns.getContents() == null) {
		throw new GeoPackageException(GeometryColumns.class.getSimpleName()
				+ " " + geometryColumns.getId() + " has null "
				+ Contents.class.getSimpleName());
	}
	if (geometryColumns.getSrs() == null) {
		throw new GeoPackageException(GeometryColumns.class.getSimpleName()
				+ " " + geometryColumns.getId() + " has null "
				+ SpatialReferenceSystem.class.getSimpleName());
	}

	projection = ProjectionFactory.getProjection(geometryColumns.getSrs());
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public BoundingBox getBoundingBox() {
	Contents contents = geometryColumns.getContents();
	Projection contentsProjection = ProjectionFactory
			.getProjection(contents.getSrs());

	BoundingBox boundingBox = contents.getBoundingBox();
	if (!projection.equals(contentsProjection)) {
		ProjectionTransform transform = contentsProjection
				.getTransformation(projection);
		boundingBox = transform.transform(boundingBox);
	}

	return boundingBox;
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Project the geometry into the provided projection
 *
 * @param geometryData geometry data
 * @param projection   projection
 */
public void projectGeometry(GeoPackageGeometryData geometryData, Projection projection) {

    if (geometryData.getGeometry() != null) {

        try {
            SpatialReferenceSystemDao srsDao = DaoManager.createDao(featureDao.getDb().getConnectionSource(), SpatialReferenceSystem.class);
            int srsId = geometryData.getSrsId();
            SpatialReferenceSystem srs = srsDao.queryForId((long) srsId);

            if (!projection.equals(srs.getOrganization(), srs.getOrganizationCoordsysId())) {

                Projection geomProjection = ProjectionFactory.getProjection(srs);
                ProjectionTransform transform = geomProjection.getTransformation(projection);

                Geometry projectedGeometry = transform.transform(geometryData.getGeometry());
                geometryData.setGeometry(projectedGeometry);
                SpatialReferenceSystem projectionSrs = srsDao.getOrCreateCode(projection.getAuthority(), Long.parseLong(projection.getCode()));
                geometryData.setSrsId((int) projectionSrs.getSrsId());
            }
        } catch (SQLException e) {
            throw new GeoPackageException("Failed to project geometry to projection with Authority: "
                    + projection.getAuthority() + ", Code: " + projection.getCode(), e);
        }
    }

}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Query for features in the bounding box
 *
 * @param boundingBox query bounding box
 * @param projection  bounding box projection
 * @return feature index results, must be closed
 */
public FeatureIndexResults queryFeatures(BoundingBox boundingBox, Projection projection) {

    if (projection == null) {
        projection = ProjectionFactory.getProjection(ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
    }

    // Query for features
    FeatureIndexManager indexManager = featureTiles.getIndexManager();
    if (indexManager == null) {
        throw new GeoPackageException("Index Manager is not set on the Feature Tiles and is required to query indexed features");
    }
    FeatureIndexResults results = indexManager.query(boundingBox, projection);
    return results;
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Get the bounding box as the provided projection
 *
 * @param projection
 */
public BoundingBox getBoundingBox(Projection projection) {
    ProjectionTransform webMercatorToProjection = ProjectionFactory
            .getProjection(ProjectionConstants.EPSG_WEB_MERCATOR)
            .getTransformation(projection);
    return webMercatorToProjection
            .transform(webMercatorBoundingBox);
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Adjust the tile matrix set and web mercator bounds for Google tile format
 */
private void adjustGoogleBounds() {
    // Set the tile matrix set bounding box to be the world
    BoundingBox standardWgs84Box = new BoundingBox(-ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH,
            ProjectionConstants.WEB_MERCATOR_MIN_LAT_RANGE,
            ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH,
            ProjectionConstants.WEB_MERCATOR_MAX_LAT_RANGE);
    ProjectionTransform wgs84ToWebMercatorTransform = ProjectionFactory.getProjection(ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM)
            .getTransformation(ProjectionConstants.EPSG_WEB_MERCATOR);
    tileGridBoundingBox = wgs84ToWebMercatorTransform.transform(standardWgs84Box);
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Constructor, specified tile size and projection
 *
 * @param tileDao           tile dao
 * @param width             requested width
 * @param height            requested height
 * @param requestProjection requested projection
 */
public TileCreator(TileDao tileDao, Integer width, Integer height, Projection requestProjection) {
    this.tileDao = tileDao;
    this.width = width;
    this.height = height;
    this.requestProjection = requestProjection;

    tileMatrixSet = tileDao.getTileMatrixSet();
    tilesProjection = ProjectionFactory.getProjection(tileDao.getTileMatrixSet().getSrs());
    tileSetBoundingBox = tileMatrixSet.getBoundingBox();

    // Check if the projections have the same units
    sameProjection = (requestProjection.getUnit().name.equals(tilesProjection.getUnit().name));
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Get the elevation at the coordinate
 *
 * @param geoPackage GeoPackage
 * @param algorithm  algorithm
 * @param latitude   latitude
 * @param longitude  longitude
 * @return elevation
 * @throws Exception
 */
public static Double getElevation(GeoPackage geoPackage,
                                  ElevationTilesAlgorithm algorithm, double latitude,
                                  double longitude, long epsg) throws Exception {

    Double elevation = null;

    List<String> elevationTables = ElevationTilesPng.getTables(geoPackage);
    TileMatrixSetDao dao = geoPackage.getTileMatrixSetDao();

    for (String elevationTable : elevationTables) {

        TileMatrixSet tileMatrixSet = dao.queryForId(elevationTable);
        TileDao tileDao = geoPackage.getTileDao(tileMatrixSet);

        Projection requestProjection = ProjectionFactory
                .getProjection(epsg);

        // Test getting the elevation of a single coordinate
        ElevationTilesPng elevationTiles = new ElevationTilesPng(geoPackage,
                tileDao, requestProjection);
        elevationTiles.setAlgorithm(algorithm);
        elevation = elevationTiles.getElevation(latitude, longitude);
    }

    return elevation;
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Get the elevations for the bounding box
 *
 * @param geoPackage  GeoPackage
 * @param algorithm   algorithm
 * @param boundingBox bounding box
 * @param width       results width
 * @param width       results height
 * @return elevation tile results
 * @throws Exception
 */
public static ElevationTileResults getElevations(GeoPackage geoPackage,
                                                 ElevationTilesAlgorithm algorithm, BoundingBox boundingBox,
                                                 int width, int height, long epsg) throws Exception {

    ElevationTileResults elevations = null;

    List<String> elevationTables = ElevationTilesPng.getTables(geoPackage);
    TileMatrixSetDao dao = geoPackage.getTileMatrixSetDao();

    for (String elevationTable : elevationTables) {

        TileMatrixSet tileMatrixSet = dao.queryForId(elevationTable);
        TileDao tileDao = geoPackage.getTileDao(tileMatrixSet);

        Projection requestProjection = ProjectionFactory
                .getProjection(epsg);

        // Test getting the elevation of a single coordinate
        ElevationTilesPng elevationTiles = new ElevationTilesPng(geoPackage,
                tileDao, requestProjection);
        elevationTiles.setAlgorithm(algorithm);
        elevationTiles.setWidth(width);
        elevationTiles.setHeight(height);
        elevations = elevationTiles.getElevations(boundingBox);
    }

    return elevations;
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Get the elevation at the coordinate
 *
 * @param geoPackage GeoPackage
 * @param algorithm  algorithm
 * @param latitude   latitude
 * @param longitude  longitude
 * @return elevation
 * @throws Exception
 */
public static Double getElevation(GeoPackage geoPackage,
                                  ElevationTilesAlgorithm algorithm, double latitude,
                                  double longitude, long epsg) throws Exception {

    Double elevation = null;

    List<String> elevationTables = ElevationTilesTiff.getTables(geoPackage);
    TileMatrixSetDao dao = geoPackage.getTileMatrixSetDao();

    for (String elevationTable : elevationTables) {

        TileMatrixSet tileMatrixSet = dao.queryForId(elevationTable);
        TileDao tileDao = geoPackage.getTileDao(tileMatrixSet);

        Projection requestProjection = ProjectionFactory
                .getProjection(epsg);

        // Test getting the elevation of a single coordinate
        ElevationTilesTiff elevationTiles = new ElevationTilesTiff(
                geoPackage, tileDao, requestProjection);
        elevationTiles.setAlgorithm(algorithm);
        elevation = elevationTiles.getElevation(latitude, longitude);
    }

    return elevation;
}
 

import mil.nga.geopackage.projection.ProjectionFactory; //导入依赖的package包/类
/**
 * Get the elevations for the bounding box
 *
 * @param geoPackage  GeoPackage
 * @param algorithm   algorithm
 * @param boundingBox bounding box
 * @param width       results width
 * @param width       results height
 * @return elevation tile results
 * @throws Exception
 */
public static ElevationTileResults getElevations(GeoPackage geoPackage,
                                                 ElevationTilesAlgorithm algorithm, BoundingBox boundingBox,
                                                 int width, int height, long epsg) throws Exception {

    ElevationTileResults elevations = null;

    List<String> elevationTables = ElevationTilesTiff.getTables(geoPackage);
    TileMatrixSetDao dao = geoPackage.getTileMatrixSetDao();

    for (String elevationTable : elevationTables) {

        TileMatrixSet tileMatrixSet = dao.queryForId(elevationTable);
        TileDao tileDao = geoPackage.getTileDao(tileMatrixSet);

        Projection requestProjection = ProjectionFactory
                .getProjection(epsg);

        // Test getting the elevation of a single coordinate
        ElevationTilesTiff elevationTiles = new ElevationTilesTiff(
                geoPackage, tileDao, requestProjection);
        elevationTiles.setAlgorithm(algorithm);
        elevationTiles.setWidth(width);
        elevationTiles.setHeight(height);
        elevations = elevationTiles.getElevations(boundingBox);
    }

    return elevations;
}