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Java ProjectionConstants类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Java中mil.nga.geopackage.projection.ProjectionConstants类的典型用法代码示例。如果您正苦于以下问题：Java ProjectionConstants类的具体用法？Java ProjectionConstants怎么用？Java ProjectionConstants使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



ProjectionConstants类属于mil.nga.geopackage.projection包，在下文中一共展示了ProjectionConstants类的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Java代码示例。

示例1: getBoundingBox

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the WGS84 bounding box of the current map view screen.
 * The max longitude will be larger than the min resulting in values larger than 180.0.
 *
 * @param map google map
 * @return current bounding box
 */
public static BoundingBox getBoundingBox(GoogleMap map) {

    LatLngBounds visibleBounds = map.getProjection()
            .getVisibleRegion().latLngBounds;
    LatLng southwest = visibleBounds.southwest;
    LatLng northeast = visibleBounds.northeast;

    double minLatitude = southwest.latitude;
    double maxLatitude = northeast.latitude;

    double minLongitude = southwest.longitude;
    double maxLongitude = northeast.longitude;
    if (maxLongitude < minLongitude) {
        maxLongitude += (2 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH);
    }

    BoundingBox boundingBox = new BoundingBox(minLongitude, minLatitude, maxLongitude, maxLatitude);

    return boundingBox;
}
开发者ID:ngageoint，项目名称:geopackage-android-map，代码行数:28，代码来源:MapUtils.java


示例2: GoogleMapShapeConverter

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Constructor with specified projection, see
 * {@link FeatureDao#getProjection}
 *
 * @param projection
 */
public GoogleMapShapeConverter(Projection projection) {
    this.projection = projection;
    if (projection != null) {
        toWgs84 = projection
                .getTransformation(ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
        Projection wgs84 = toWgs84.getToProjection();
        fromWgs84 = wgs84.getTransformation(projection);
        toWebMercator = projection.getTransformation(ProjectionConstants.EPSG_WEB_MERCATOR);
        Projection webMercator = toWebMercator.getToProjection();
        fromWebMercator = webMercator.getTransformation(projection);
    } else {
        toWgs84 = null;
        fromWgs84 = null;
        toWebMercator = null;
        fromWebMercator = null;
    }
}
开发者ID:ngageoint，项目名称:geopackage-android-map，代码行数:24，代码来源:GoogleMapShapeConverter.java


示例3: testLocation

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Test a single location
 *
 * @param latitude
 * @param longitude
 * @throws Exception
 */
private void testLocation(double latitude, double longitude)
        throws Exception {

    if (PRINT) {
        System.out.println("Latitude: " + latitude);
        System.out.println("Longitude: " + longitude);
    }

    for (ElevationTilesAlgorithm algorithm : ElevationTilesAlgorithm
            .values()) {
        Double elevation = ElevationTilesTiffTestUtils.getElevation(
                geoPackage, algorithm, latitude, longitude,
                ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
        if (PRINT) {
            System.out.println(algorithm.name() + ": " + elevation);
        }
    }
}
开发者ID:ngageoint，项目名称:geopackage-android，代码行数:26，代码来源:ElevationTilesTiffImportTest.java


示例4: testLocation

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Test a single location
 *
 * @param latitude
 * @param longitude
 * @throws Exception
 */
private void testLocation(double latitude, double longitude)
        throws Exception {

    if (PRINT) {
        System.out.println("Latitude: " + latitude);
        System.out.println("Longitude: " + longitude);
    }

    for (ElevationTilesAlgorithm algorithm : ElevationTilesAlgorithm
            .values()) {
        Double elevation = ElevationTilesPngTestUtils.getElevation(geoPackage,
                algorithm, latitude, longitude,
                ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
        if (PRINT) {
            System.out.println(algorithm.name() + ": " + elevation);
        }
    }
}
开发者ID:ngageoint，项目名称:geopackage-android，代码行数:26，代码来源:ElevationTilesPngImportTest.java


示例5: createFeatureDao

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Create feature dao
 *
 * @return
 */
public static FeatureDao createFeatureDao(GeoPackage geoPackage) {

    BoundingBox boundingBox = new BoundingBox();

    GeometryColumns geometryColumns = new GeometryColumns();
    geometryColumns.setId(new TableColumnKey("feature_tiles",
            "geom"));
    geometryColumns.setGeometryType(GeometryType.GEOMETRY);
    geometryColumns.setZ((byte) 0);
    geometryColumns.setM((byte) 0);

    geoPackage.createFeatureTableWithMetadata(
            geometryColumns, boundingBox, ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);

    FeatureDao featureDao = geoPackage.getFeatureDao(geometryColumns);

    return featureDao;
}
开发者ID:ngageoint，项目名称:geopackage-android，代码行数:24，代码来源:FeatureTileUtils.java


示例6: getZoomLevel

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the approximate zoom level of where the bounding box of the user data
 * fits into the world
 * 
 * @return zoom level
 * @since 1.1.0
 */
public int getZoomLevel() {
	Projection projection = getProjection();
	if (projection == null) {
		throw new GeoPackageException(
				"No projection was set which is required to determine the zoom level");
	}
	int zoomLevel = 0;
	BoundingBox boundingBox = getBoundingBox();
	if (boundingBox != null) {
		if (projection.getUnit() instanceof DegreeUnit) {
			boundingBox = TileBoundingBoxUtils
					.boundDegreesBoundingBoxWithWebMercatorLimits(boundingBox);
		}
		ProjectionTransform webMercatorTransform = projection
				.getTransformation(ProjectionConstants.EPSG_WEB_MERCATOR);
		BoundingBox webMercatorBoundingBox = webMercatorTransform
				.transform(boundingBox);
		zoomLevel = TileBoundingBoxUtils
				.getZoomLevel(webMercatorBoundingBox);
	}
	return zoomLevel;
}
开发者ID:ngageoint，项目名称:geopackage-core-java，代码行数:30，代码来源:UserCoreDao.java


示例7: getWebMercatorBoundingBox

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the Web Mercator tile bounding box from the Google Maps API tile
 * coordinates and zoom level
 *
 * @param x
 *            x coordinate
 * @param y
 *            y coordinate
 * @param zoom
 *            zoom level
 * @return bounding box
 */
public static BoundingBox getWebMercatorBoundingBox(long x, long y, int zoom) {

	double tileSize = tileSizeWithZoom(zoom);

	double minLon = (-1 * ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH)
			+ (x * tileSize);
	double maxLon = (-1 * ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH)
			+ ((x + 1) * tileSize);
	double minLat = ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH
			- ((y + 1) * tileSize);
	double maxLat = ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH
			- (y * tileSize);

	BoundingBox box = new BoundingBox(minLon, minLat, maxLon, maxLat);

	return box;
}
开发者ID:ngageoint，项目名称:geopackage-core-java，代码行数:30，代码来源:TileBoundingBoxUtils.java


示例8: getTileGrid

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the tile grid that includes the entire tile bounding box
 *
 * @param webMercatorBoundingBox
 *            web mercator bounding box
 * @param zoom
 *            zoom level
 * @return tile grid
 */
public static TileGrid getTileGrid(BoundingBox webMercatorBoundingBox,
		int zoom) {

	int tilesPerSide = tilesPerSide(zoom);
	double tileSize = tileSize(tilesPerSide);

	int minX = (int) ((webMercatorBoundingBox.getMinLongitude() + ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH) / tileSize);
	double tempMaxX = (webMercatorBoundingBox.getMaxLongitude() + ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH)
			/ tileSize;
	int maxX = (int) (tempMaxX - ProjectionConstants.WEB_MERCATOR_PRECISION);
	maxX = Math.min(maxX, tilesPerSide - 1);

	int minY = (int) (((webMercatorBoundingBox.getMaxLatitude() - ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH) * -1) / tileSize);
	double tempMaxY = ((webMercatorBoundingBox.getMinLatitude() - ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH) * -1)
			/ tileSize;
	int maxY = (int) (tempMaxY - ProjectionConstants.WEB_MERCATOR_PRECISION);
	maxY = Math.min(maxY, tilesPerSide - 1);

	TileGrid grid = new TileGrid(minX, minY, maxX, maxY);

	return grid;
}
开发者ID:ngageoint，项目名称:geopackage-core-java，代码行数:32，代码来源:TileBoundingBoxUtils.java


示例9: getZoomLevel

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the zoom level of where the web mercator bounding box fits into the
 * complete world
 *
 * @param webMercatorBoundingBox
 *            web mercator bounding box
 * @return zoom level
 */
public static int getZoomLevel(BoundingBox webMercatorBoundingBox) {

	double worldLength = ProjectionConstants.WEB_MERCATOR_HALF_WORLD_WIDTH * 2;

	int widthTiles = (int) (worldLength / (webMercatorBoundingBox
			.getMaxLongitude() - webMercatorBoundingBox.getMinLongitude()));
	int heightTiles = (int) (worldLength / (webMercatorBoundingBox
			.getMaxLatitude() - webMercatorBoundingBox.getMinLatitude()));

	int tilesPerSide = Math.min(widthTiles, heightTiles);
	tilesPerSide = Math.max(tilesPerSide, 1);

	int zoom = zoomFromTilesPerSide(tilesPerSide);

	return zoom;
}
开发者ID:ngageoint，项目名称:geopackage-core-java，代码行数:25，代码来源:TileBoundingBoxUtils.java


示例10: getWGS84BoundingBox

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the WGS84 tile bounding box from the tile grid and zoom level
 *
 * @param tileGrid
 *            tile grid
 * @param zoom
 *            zoom
 *
 * @return wgs84 bounding box
 * @since 1.2.0
 */
public static BoundingBox getWGS84BoundingBox(TileGrid tileGrid, int zoom) {

	int tilesPerLat = tilesPerWGS84LatSide(zoom);
	int tilesPerLon = tilesPerWGS84LonSide(zoom);

	double tileSizeLat = tileSizeLatPerWGS84Side(tilesPerLat);
	double tileSizeLon = tileSizeLonPerWGS84Side(tilesPerLon);

	double minLon = (-1 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH)
			+ (tileGrid.getMinX() * tileSizeLon);
	double maxLon = (-1 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH)
			+ ((tileGrid.getMaxX() + 1) * tileSizeLon);
	double minLat = ProjectionConstants.WGS84_HALF_WORLD_LAT_HEIGHT
			- ((tileGrid.getMaxY() + 1) * tileSizeLat);
	double maxLat = ProjectionConstants.WGS84_HALF_WORLD_LAT_HEIGHT
			- (tileGrid.getMinY() * tileSizeLat);

	BoundingBox box = new BoundingBox(minLon, minLat, maxLon, maxLat);

	return box;
}
开发者ID:ngageoint，项目名称:geopackage-core-java，代码行数:33，代码来源:TileBoundingBoxUtils.java


示例11: testLocation

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Test a single location
 * 
 * @param latitude
 * @param longitude
 * @throws Exception
 */
private void testLocation(double latitude, double longitude)
		throws Exception {

	if (PRINT) {
		System.out.println("Latitude: " + latitude);
		System.out.println("Longitude: " + longitude);
	}

	for (ElevationTilesAlgorithm algorithm : ElevationTilesAlgorithm
			.values()) {
		Double elevation = ElevationTilesTiffTestUtils.getElevation(
				geoPackage, algorithm, latitude, longitude,
				ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
		if (PRINT) {
			System.out.println(algorithm.name() + ": " + elevation);
		}
	}
}
开发者ID:ngageoint，项目名称:geopackage-java，代码行数:26，代码来源:ElevationTilesTiffImportTest.java


示例12: testLocation

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Test a single location
 * 
 * @param latitude
 * @param longitude
 * @throws Exception
 */
private void testLocation(double latitude, double longitude)
		throws Exception {

	if (PRINT) {
		System.out.println("Latitude: " + latitude);
		System.out.println("Longitude: " + longitude);
	}

	for (ElevationTilesAlgorithm algorithm : ElevationTilesAlgorithm
			.values()) {
		Double elevation = ElevationTilesPngTestUtils.getElevation(
				geoPackage, algorithm, latitude, longitude,
				ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
		if (PRINT) {
			System.out.println(algorithm.name() + ": " + elevation);
		}
	}
}
开发者ID:ngageoint，项目名称:geopackage-java，代码行数:26，代码来源:ElevationTilesPngImportTest.java


示例13: createFeatureDao

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Create feature dao
 *
 * @return feature dao
 */
public static FeatureDao createFeatureDao(GeoPackage geoPackage) {

	BoundingBox boundingBox = new BoundingBox();

	GeometryColumns geometryColumns = new GeometryColumns();
	geometryColumns.setId(new TableColumnKey(TABLE_NAME, "geom"));
	geometryColumns.setGeometryType(GeometryType.GEOMETRY);
	geometryColumns.setZ((byte) 0);
	geometryColumns.setM((byte) 0);

	geoPackage.createFeatureTableWithMetadata(geometryColumns, boundingBox,
			ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);

	FeatureDao featureDao = geoPackage.getFeatureDao(geometryColumns);

	return featureDao;
}
开发者ID:ngageoint，项目名称:geopackage-java，代码行数:23，代码来源:FeatureTileUtils.java


示例14: OsmMapShapeConverter

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Constructor with specified projection, see
      *
 * @param projection
 */
public OsmMapShapeConverter(Projection projection, MarkerOptions options, PolylineOptions polylineOptions,
                            PolygonOptions polygonOptions) {
    Log.i(IMapView.LOGTAG, "Geopackage support is BETA. Please report any issues");
    this.projection = projection;
    this.polylineOptions=polylineOptions;
    this.polygonOptions=polygonOptions;
    this.makerOptions=options;
    if (projection != null) {
        toWgs84 = projection
            .getTransformation(ProjectionConstants.EPSG_WORLD_GEODETIC_SYSTEM);
        Projection wgs84 = toWgs84.getToProjection();
        fromWgs84 = wgs84.getTransformation(projection);
    } else {
        toWgs84 = null;
        fromWgs84 = null;
    }
}
开发者ID:osmdroid，项目名称:osmdroid，代码行数:23，代码来源:OsmMapShapeConverter.java


示例15: expandBoundingBox

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Expand the bounding box by the LatLng
 *
 * @param boundingBox
 * @param latLng
 */
private void expandBoundingBox(BoundingBox boundingBox, LatLng latLng) {

    double latitude = latLng.latitude;
    double longitude = latLng.longitude;

    if (boundingBox.getMinLongitude() <= 3 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH && boundingBox.getMaxLongitude() >= 3 * -ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH) {
        if (longitude < boundingBox.getMinLongitude()) {
            if (boundingBox.getMinLongitude()
                    - longitude > (longitude + (2 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH)) - boundingBox.getMaxLongitude()) {
                longitude += (2 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH);
            }
        } else if (longitude > boundingBox.getMaxLongitude()) {
            if (longitude - boundingBox.getMaxLongitude() > boundingBox.getMinLongitude()
                    - (longitude - (2 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH))) {
                longitude -= (2 * ProjectionConstants.WGS84_HALF_WORLD_LON_WIDTH);
            }
        }
    }

    if (latitude < boundingBox.getMinLatitude()) {
        boundingBox.setMinLatitude(latitude);
    }
    if (latitude > boundingBox.getMaxLatitude()) {
        boundingBox.setMaxLatitude(latitude);
    }
    if (longitude < boundingBox.getMinLongitude()) {
        boundingBox.setMinLongitude(longitude);
    }
    if (longitude > boundingBox.getMaxLongitude()) {
        boundingBox.setMaxLongitude(longitude);
    }

}
开发者ID:ngageoint，项目名称:geopackage-android-map，代码行数:40，代码来源:GoogleMapShape.java


示例16: queryFeatures

import mil.nga.geopackage.projection.ProjectionConstants; //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;
}
开发者ID:ngageoint，项目名称:geopackage-android-map，代码行数:22，代码来源:FeatureOverlayQuery.java


示例17: setBoundingBox

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Set the bounding box, provided as the indicated projection
 *
 * @param boundingBox
 * @param projection
 */
public void setBoundingBox(BoundingBox boundingBox, Projection projection) {
    ProjectionTransform projectionToWebMercator = projection
            .getTransformation(ProjectionConstants.EPSG_WEB_MERCATOR);
    webMercatorBoundingBox = projectionToWebMercator
            .transform(boundingBox);
}
开发者ID:ngageoint，项目名称:geopackage-android-map，代码行数:13，代码来源:BoundedOverlay.java


示例18: getBoundingBox

import mil.nga.geopackage.projection.ProjectionConstants; //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);
}
开发者ID:ngageoint，项目名称:geopackage-android-map，代码行数:13，代码来源:BoundedOverlay.java


示例19: getTileCount

import mil.nga.geopackage.projection.ProjectionConstants; //导入依赖的package包/类
/**
 * Get the tile count of tiles to be generated
 *
 * @return tile count
 */
public int getTileCount() {
    if (tileCount == null) {
        long count = 0;
        BoundingBox requestBoundingBox = null;
        if (projection.getUnit() instanceof DegreeUnit) {
            requestBoundingBox = boundingBox;
        } else {
            ProjectionTransform transform = projection.getTransformation(ProjectionConstants.EPSG_WEB_MERCATOR);
            requestBoundingBox = transform.transform(boundingBox);
        }
        for (int zoom = minZoom; zoom <= maxZoom; zoom++) {
            // Get the tile grid that includes the entire bounding box
            TileGrid tileGrid = null;
            if (projection.getUnit() instanceof DegreeUnit) {
                tileGrid = TileBoundingBoxUtils.getTileGridWGS84(requestBoundingBox, zoom);
            } else {
                tileGrid = TileBoundingBoxUtils.getTileGrid(requestBoundingBox, zoom);
            }

            count += tileGrid.count();
            tileGrids.put(zoom, tileGrid);
        }

        tileCount = (int) Math.min(count, Integer.MAX_VALUE);
    }
    return tileCount;
}
开发者ID:ngageoint，项目名称:geopackage-android，代码行数:33，代码来源:TileGenerator.java


示例20: adjustGoogleBounds

import mil.nga.geopackage.projection.ProjectionConstants; //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);
}
开发者ID:ngageoint，项目名称:geopackage-android，代码行数:14，代码来源:TileGenerator.java



注：本文中的mil.nga.geopackage.projection.ProjectionConstants类示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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