本文整理汇总了Java中org.osgeo.proj4j.CoordinateTransform.transform方法的典型用法代码示例。如果您正苦于以下问题:Java CoordinateTransform.transform方法的具体用法?Java CoordinateTransform.transform怎么用?Java CoordinateTransform.transform使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.osgeo.proj4j.CoordinateTransform
的用法示例。
在下文中一共展示了CoordinateTransform.transform方法的5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,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: fromHK80toWGS84
import org.osgeo.proj4j.CoordinateTransform; //导入方法依赖的package包/类
private static Pair<Double, Double> fromHK80toWGS84(Pair<Double, Double> pair) {
try {
// reference: blog.tiger-workshop.com/hk1980-grid-to-wgs84/
CoordinateTransformFactory ctFactory = new CoordinateTransformFactory();
CRSFactory csFactory = new CRSFactory();
CoordinateReferenceSystem HK80 = csFactory.createFromParameters("EPSG:2326", "+proj=tmerc +lat_0=22.31213333333334 +lon_0=114.1785555555556 +k=1 +x_0=836694.05 +y_0=819069.8 +ellps=intl +towgs84=-162.619,-276.959,-161.764,0.067753,-2.24365,-1.15883,-1.09425 +units=m +no_defs");
CoordinateReferenceSystem WGS84 = csFactory.createFromParameters("WGS84", "+proj=longlat +datum=WGS84 +no_defs");
CoordinateTransform trans = ctFactory.createTransform(HK80, WGS84);
ProjCoordinate p = new ProjCoordinate();
ProjCoordinate p2 = new ProjCoordinate();
p.x = pair.first;
p.y = pair.second;
trans.transform(p, p2);
return new Pair<>(p2.x, p2.y);
} catch (IllegalStateException e) {
Timber.e(e);
}
return null;
}
示例2: latlon2twd97
import org.osgeo.proj4j.CoordinateTransform; //导入方法依赖的package包/类
public static ProjCoordinate latlon2twd97(LatLng latLng) {
CoordinateReferenceSystem crs1 = mCsFactory.createFromParameters(EPSG_WGS84, FUNC_WGS84);
CoordinateReferenceSystem crs2 = mCsFactory.createFromParameters(EPSG_TWD97, FUNC_TWD97);
CoordinateTransform trans = mCtFactory.createTransform(crs1, crs2);
ProjCoordinate p1 = new ProjCoordinate();
ProjCoordinate p2 = new ProjCoordinate();
p1.x = latLng.longitude;
p1.y = latLng.latitude;
trans.transform(p1, p2);
return p2;
}
示例3: latlon2twd67
import org.osgeo.proj4j.CoordinateTransform; //导入方法依赖的package包/类
public static ProjCoordinate latlon2twd67(LatLng latLng) {
CoordinateTransformFactory ctFactory = new CoordinateTransformFactory();
CRSFactory csFactory = new CRSFactory();
CoordinateReferenceSystem crs1 = csFactory.createFromParameters(EPSG_WGS84, FUNC_WGS84);
CoordinateReferenceSystem crs2 = csFactory.createFromParameters(EPSG_TWD67, FUNC_TWD67);
CoordinateTransform trans = ctFactory.createTransform(crs1, crs2);
ProjCoordinate p1 = new ProjCoordinate();
ProjCoordinate p2 = new ProjCoordinate();
p1.x = latLng.longitude;
p1.y = latLng.latitude;
trans.transform(p1, p2);
return p2;
}
示例4: transformCoordinates
import org.osgeo.proj4j.CoordinateTransform; //导入方法依赖的package包/类
protected static ProjCoordinate[] transformCoordinates(CoordinateTransform ct,
ProjCoordinate[] in) {
ProjCoordinate[] out = new ProjCoordinate[in.length];
for (int i = 0; i < in.length; ++i) {
out[i] = ct.transform(in[i], new ProjCoordinate());
}
return out;
}
示例5: reproject
import org.osgeo.proj4j.CoordinateTransform; //导入方法依赖的package包/类
/**
* Reprojects an envelope between two coordinate reference systems.
* <p>
* In the event a transformation between the two crs objects can not be found this method throws
* {@link IllegalArgumentException}.
*
* In the event the two specified coordinate reference systems are equal this method is a
* no-op and returns the original envelope.
* </p>
* @param e The envelope to reproject.
* @param from The source coordinate reference system.
* @param to The target coordinate reference system.
*
* @return The reprojected envelope.
*
* @throws IllegalArgumentException If no coordinate transform can be found.
*/
public static Envelope reproject(Envelope e, CoordinateReferenceSystem from, CoordinateReferenceSystem to) {
CoordinateTransform tx = transform(from, to);
Coordinate c1 = new Coordinate(e.getMinX(), e.getMinY());
Coordinate c2 = new Coordinate(e.getMaxX(), e.getMaxY());
ProjCoordinate p1 = new ProjCoordinate(c1.x, c1.y);
ProjCoordinate p2 = new ProjCoordinate(c2.x, c2.y);
tx.transform(p1, p1);
tx.transform(p2, p2);
c1.x = p1.x;
c1.y = p1.y;
c2.x = p2.x;
c2.y = p2.y;
return new Envelope(c1.x, c2.x, c1.y, c2.y);
}