Java Code Examples for com.vividsolutions.jts.geom.Envelope#getWidth()
The following examples show how to use
com.vividsolutions.jts.geom.Envelope#getWidth() .
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Example 1
| Source File: OsmLayerTest.java From geomajas-project-server with GNU Affero General Public License v3.0 | 6 votes |
|
@Test
public void testReprojectOne() throws Exception {
Envelope googleEnvelope = new Envelope(10000, 10010, 5000, 5010);
// back-transform envelope to latlon
Crs google = geoService.getCrs2("EPSG:900913");
Crs latlon = geoService.getCrs2("EPSG:4326");
Envelope latlonEnvelope = geoService.transform(JTS.toGeometry(googleEnvelope), google, latlon)
.getEnvelopeInternal();
// back-transform scale to latlon
double latlonScale = ZOOMED_IN_SCALE * googleEnvelope.getWidth() / latlonEnvelope.getWidth();
// paint with reprojection (affine is fine for now...:-)
List<RasterTile> tiles = osm.paint(latlon, latlonEnvelope, latlonScale);
Assert.assertEquals(1, tiles.size());
RasterTile tile = tiles.get(0);
Assert.assertEquals("http://a.tile.openstreetmap.org/4/8/7.png", tile.getUrl());
Assert.assertEquals(4, tile.getCode().getTileLevel());
Assert.assertEquals(8, tile.getCode().getX());
Assert.assertEquals(7, tile.getCode().getY());
Assert.assertEquals(0.0, tile.getBounds().getX(), DELTA);
Assert.assertEquals(-244.0, tile.getBounds().getY(), DELTA);
Assert.assertEquals(244.0, tile.getBounds().getHeight(), DELTA);
Assert.assertEquals(250.0, tile.getBounds().getWidth(), DELTA);
}
Example 2
| Source File: GridLayerData.java From gama with GNU General Public License v3.0 | 6 votes |
|
@Override
public void compute(final IScope scope, final IGraphics g) throws GamaRuntimeException {
if (grid == null) {
final IPopulation<? extends IAgent> gridPop = scope.getAgent().getPopulationFor(name);
if (gridPop == null) {
throw error("No grid species named " + name + " can be found", scope);
} else if (!gridPop.isGrid()) { throw error("Species named " + name + " is not a grid", scope); }
grid = (IGrid) gridPop.getTopology().getPlaces();
// final Envelope env = grid.getEnvironmentFrame().getEnvelope();
final Envelope env2 = scope.getSimulation().getEnvelope();
final double width = env2.getWidth();
final double height = env2.getHeight();
// final double width2 = env2.getWidth();
// final double height2 = env2.getHeight();
final double cols = grid.getCols(scope);
final double rows = grid.getRows(scope);
cellSize = new GamaPoint(width / cols, height / rows);
}
super.compute(scope, g);
if (shouldComputeImage) {
computeImage(scope, g);
}
}
Example 3
| Source File: GeometryEditPanel.java From jts with GNU Lesser General Public License v2.1 | 6 votes |
|
public void zoom(Envelope zoomEnv) {
if (zoomEnv == null)
return;
if (zoomEnv.isNull()) {
viewport.zoomToInitialExtent();
return;
}
double averageExtent = (zoomEnv.getWidth() + zoomEnv.getHeight()) / 2d;
// fix to allow zooming to points
if (averageExtent == 0.0)
averageExtent = 1.0;
double buffer = averageExtent * 0.1;
zoomEnv.expandBy(buffer);
viewport.zoom(zoomEnv);
}
Example 4
| Source File: WmsLayerTest.java From geomajas-project-server with GNU Affero General Public License v3.0 | 6 votes |
|
@Test
public void testNormalEncoded() throws Exception {
Envelope googleEnvelope = new Envelope(10000, 10010, 5000, 5010);
// back-transform envelope to latlon
Crs google = geoService.getCrs2(MERCATOR);
Crs latlon = geoService.getCrs2(LONLAT);
Envelope latlonEnvelope = geoService.transform(JTS.toGeometry(googleEnvelope), google, latlon)
.getEnvelopeInternal();
// back-transform scale to latlon
double latlonScale = ZOOMED_IN_SCALE * googleEnvelope.getWidth() / latlonEnvelope.getWidth();
// paint with re-projection (affine is fine for now...:-)
List<RasterTile> tiles = escapeBlue.paint(latlon, latlonEnvelope, latlonScale);
Assert.assertEquals(1, tiles.size());
RasterTile tile = tiles.get(0);
// ZOOMED_IN_SCALE 1E-4 corresponds to level 4 with current algorithm !!!!
assertThat(tile.getUrl()).isEqualTo("http://apps.geomajas.org/geoserver/wms?SERVICE=WMS&" +
"layers=geomajas%3Abluemarble&WIDTH=512&HEIGHT=512&bbox=0,0,45,45&format=image/png&version=1.1.1&" +
"srs=EPSG%3A4326&styles=&what%3F=value%2Bmore%21&request=GetMap");
}
Example 5
| Source File: LocalProfile.java From geomajas-project-server with GNU Affero General Public License v3.0 | 6 votes |
|
public LocalProfile(Envelope bounds, int minTileSize) {
this.origin = new Coordinate(bounds.getMinX(), bounds.getMinY());
this.bounds = bounds;
tileWidth = minTileSize;
tileHeight = minTileSize;
double ratio = bounds.getWidth() / bounds.getHeight();
if (ratio >= 1) {
tileWidth = (int) Math.ceil(tileHeight * ratio);
maxResolution = bounds.getHeight() / tileHeight;
} else {
tileHeight = (int) Math.ceil(tileWidth / ratio);
maxResolution = bounds.getWidth() / tileWidth;
}
for (int i = 0; i < 30; i++) {
resolutions[i] = getResolution(i);
}
}
Example 6
| Source File: OsmLayerTest.java From geomajas-project-server with GNU Affero General Public License v3.0 | 5 votes |
|
@Test
public void testReprojectSeveral() throws Exception {
// move up north to test latlon flattening
Envelope googleEnvelope = new Envelope(10000, 13000, 6005000, 6008000);
// back-transform envelope to latlon
Crs google = geoService.getCrs2("EPSG:900913");
Crs latlon = geoService.getCrs2("EPSG:4326");
Envelope latlonEnvelope = geoService.transform(JTS.toGeometry(googleEnvelope), google, latlon)
.getEnvelopeInternal();
// back-transform scale to latlon
double latlonScale = MAX_LEVEL_SCALE * googleEnvelope.getWidth() / latlonEnvelope.getWidth();
// paint with reprojection (affine is fine for now...:-)
List<RasterTile> tiles = osm.paint(latlon, latlonEnvelope, latlonScale);
Assert.assertEquals(4, tiles.size());
Assert.assertEquals("http://a.tile.openstreetmap.org/14/8196/5735.png", tiles.get(0).getUrl());
Assert.assertEquals("http://a.tile.openstreetmap.org/14/8196/5736.png", tiles.get(1).getUrl());
Assert.assertEquals("http://a.tile.openstreetmap.org/14/8197/5735.png", tiles.get(2).getUrl());
Assert.assertEquals("http://a.tile.openstreetmap.org/14/8197/5736.png", tiles.get(3).getUrl());
// test first tile
double width = tiles.get(0).getBounds().getWidth();
double height = tiles.get(0).getBounds().getHeight();
double x = tiles.get(0).getBounds().getX();
double y = tiles.get(0).getBounds().getY();
Assert.assertEquals(245, width, DELTA);
Assert.assertEquals(166, height, DELTA);
Assert.assertEquals(978, x, DELTA);
Assert.assertEquals(-527802, y, DELTA);
// test alignment on grid
for (int i = 0; i <= 1; i++) {
for (int j = 0; j <= 1; j++) {
Assert.assertEquals(x + i * width, tiles.get(2 * i + j).getBounds().getX(), DELTA);
Assert.assertEquals(y + j * height, tiles.get(2 * i + j).getBounds().getY(), DELTA);
Assert.assertEquals(width, tiles.get(2 * i + j).getBounds().getWidth(), DELTA);
Assert.assertEquals(height, tiles.get(2 * i + j).getBounds().getHeight(), DELTA);
}
}
}
Example 7
| Source File: StressTestHarness.java From jts with GNU Lesser General Public License v2.1 | 5 votes |
|
Geometry createRandomTestGeometry(Envelope env, double size, int nPts)
{
double width = env.getWidth();
double xOffset = width * Math.random();
double yOffset = env.getHeight() * Math.random();
Coordinate basePt = new Coordinate(
env.getMinX() + xOffset,
env.getMinY() + yOffset);
Geometry test = createTestCircle(basePt, size, nPts);
if (test instanceof Polygon && Math.random() > 0.5) {
test = test.getBoundary();
}
return test;
}
Example 8
| Source File: PreparedPolygonIntersectsStressTest.java From jts with GNU Lesser General Public License v2.1 | 5 votes |
|
LineString createTestLine(Envelope env, double size, int nPts)
{
double width = env.getWidth();
double xOffset = width * Math.random();
double yOffset = env.getHeight() * Math.random();
Coordinate basePt = new Coordinate(
env.getMinX() + xOffset,
env.getMinY() + yOffset);
LineString line = createTestLine(basePt, size, nPts);
return line;
}
Example 9
| Source File: WmsLayerTest.java From geomajas-project-server with GNU Affero General Public License v3.0 | 5 votes |
|
@Test
public void testProxyOne() throws Exception {
Envelope googleEnvelope = new Envelope(10000, 10010, 5000, 5010);
// back-transform envelope to latlon
Crs google = geoService.getCrs2(MERCATOR);
Crs latlon = geoService.getCrs2(LONLAT);
Envelope latlonEnvelope = geoService.transform(JTS.toGeometry(googleEnvelope), google, latlon)
.getEnvelopeInternal();
// back-transform scale to latlon
double latlonScale = ZOOMED_IN_SCALE * googleEnvelope.getWidth() / latlonEnvelope.getWidth();
// paint with re-projection (affine is fine for now...:-)
List<RasterTile> tiles = proxyWms.paint(latlon, latlonEnvelope, latlonScale);
Assert.assertEquals(1, tiles.size());
RasterTile tile = tiles.get(0);
Assert.assertEquals("./d/wms/proxyBlue/?SERVICE=WMS&layers=bluemarble&WIDTH=512&HEIGHT=512&bbox"
+ "=-20,-28,12,4&format=image/jpeg&version=1.3.0&crs=EPSG%3A4326&styles=&request=GetMap", tile.getUrl());
Assert.assertEquals(4, tile.getCode().getTileLevel());
Assert.assertEquals(5, tile.getCode().getX());
Assert.assertEquals(12, tile.getCode().getY());
Assert.assertEquals(-223.0, tile.getBounds().getX(), DELTA);
Assert.assertEquals(-45.0, tile.getBounds().getY(), DELTA);
Assert.assertEquals(357.0, tile.getBounds().getHeight(), DELTA);
Assert.assertEquals(357.0, tile.getBounds().getWidth(), DELTA);
// Assert.assertEquals("./d/wms/proxyBlue/?SERVICE=WMS&layers=bluemarble&WIDTH=512&HEIGHT=512&"
// + "bbox=-20.032430835865227,-28.207099921352835,11.947593278789554,3.7729241933019466&"
// + "format=image/jpeg&version=1.3.0&crs=EPSG%3A4326&styles=&request=GetMap", tile.getUrl());
// Assert.assertEquals(4, tile.getCode().getTileLevel());
// Assert.assertEquals(5, tile.getCode().getX());
// Assert.assertEquals(12, tile.getCode().getY());
// Assert.assertEquals(-223.0, tile.getBounds().getX(), DELTA);
// Assert.assertEquals(-42.0, tile.getBounds().getY(), DELTA);
// Assert.assertEquals(356.0, tile.getBounds().getHeight(), DELTA);
// Assert.assertEquals(356.0, tile.getBounds().getWidth(), DELTA);
}
Example 10
| Source File: ConformingDelaunayTriangulator.java From jts with GNU Lesser General Public License v2.1 | 5 votes |
|
private void computeBoundingBox() {
Envelope vertexEnv = computeVertexEnvelope(initialVertices);
Envelope segEnv = computeVertexEnvelope(segVertices);
Envelope allPointsEnv = new Envelope(vertexEnv);
allPointsEnv.expandToInclude(segEnv);
double deltaX = allPointsEnv.getWidth() * 0.2;
double deltaY = allPointsEnv.getHeight() * 0.2;
double delta = Math.max(deltaX, deltaY);
computeAreaEnv = new Envelope(allPointsEnv);
computeAreaEnv.expandBy(delta);
}
Example 11
| Source File: CreateRandomShapeFunctions.java From jts with GNU Lesser General Public License v2.1 | 5 votes |
|
public static Geometry randomLineString(Geometry g, int nPts) {
Envelope env = FunctionsUtil.getEnvelopeOrDefault(g);
GeometryFactory geomFact = FunctionsUtil.getFactoryOrDefault(g);
double width = env.getWidth();
double hgt = env.getHeight();
Coordinate[] pts = new Coordinate[nPts];
for (int i = 0; i < nPts; i++) {
double xLen = width * Math.random();
double yLen = hgt * Math.random();
pts[i] = randomPtInRectangleAround(env.centre(), xLen, yLen);
}
return geomFact.createLineString(pts);
}
Example 12
| Source File: WmsLayerTest.java From geomajas-project-server with GNU Affero General Public License v3.0 | 5 votes |
|
@Test
public void testNormalOne() throws Exception {
Envelope googleEnvelope = new Envelope(10000, 10010, 5000, 5010);
// back-transform envelope to latlon
Crs google = geoService.getCrs2(MERCATOR);
Crs latlon = geoService.getCrs2(LONLAT);
Envelope latlonEnvelope = geoService.transform(JTS.toGeometry(googleEnvelope), google, latlon)
.getEnvelopeInternal();
// back-transform scale to latlon
double latlonScale = ZOOMED_IN_SCALE * googleEnvelope.getWidth() / latlonEnvelope.getWidth();
// paint with re-projection (affine is fine for now...:-)
List<RasterTile> tiles = wms.paint(latlon, latlonEnvelope, latlonScale);
Assert.assertEquals(1, tiles.size());
RasterTile tile = tiles.get(0);
// ZOOMED_IN_SCALE 1E-4 corresponds to level 4 with current algorithm !!!!
Assert.assertEquals("http://apps.geomajas.org/geoserver/wms?SERVICE=WMS&layers=bluemarble&"
+ "WIDTH=512&HEIGHT=512&bbox=-20,-28,12,4&format=image/jpeg&version=1.1.1&srs=EPSG%3A4326&"
+ "styles=&request=GetMap", tile.getUrl());
// Assert.assertEquals("http://apps.geomajas.org/geoserver/wms?SERVICE=WMS&"
// + "layers=bluemarble&WIDTH=512&HEIGHT=512&"
// + "bbox=-20.032430835865227,-28.207099921352835,11.947593278789554,3.7729241933019466&"
// + "format=image/jpeg&version=1.1.1&srs=EPSG%3A4326&styles=&request=GetMap", tile.getUrl());
Assert.assertEquals(4, tile.getCode().getTileLevel());
Assert.assertEquals(5, tile.getCode().getX());
Assert.assertEquals(12, tile.getCode().getY());
Assert.assertEquals(-223.0, tile.getBounds().getX(), DELTA);
// Assert.assertEquals(-42.0, tile.getBounds().getY(), DELTA);
Assert.assertEquals(-45.0, tile.getBounds().getY(), DELTA);
// Assert.assertEquals(356.0, tile.getBounds().getHeight(), DELTA);
Assert.assertEquals(357.0, tile.getBounds().getHeight(), DELTA);
// Assert.assertEquals(356.0, tile.getBounds().getWidth(), DELTA);
Assert.assertEquals(357.0, tile.getBounds().getWidth(), DELTA);
}
Example 13
| Source File: ProjectionFactory.java From gama with GNU General Public License v3.0 | 5 votes |
|
public void testConsistency(final IScope scope, final CoordinateReferenceSystem crs, final Envelope env) {
if (!(crs instanceof DefaultProjectedCRS)) {
if (env.getHeight() > 180 || env.getWidth() > 180) {
throw GamaRuntimeException.error(
"Inconsistency between the data and the CRS: The CRS " + crs
+ " corresponds to a not projected one, whereas the data seem to be already projected.",
scope);
}
}
}
Example 14
| Source File: EnvelopeUtil.java From jts with GNU Lesser General Public License v2.1 | 5 votes |
|
public static double minExtent(Envelope env)
{
double w = env.getWidth();
double h = env.getHeight();
if (w < h) return w;
return h;
}
Example 15
| Source File: Viewport.java From jts with GNU Lesser General Public License v2.1 | 5 votes |
|
public void zoom(Envelope zoomEnv) {
double xScale = getWidthInView() / zoomEnv.getWidth();
double yScale = getHeightInView() / zoomEnv.getHeight();
double zoomScale = Math.min(xScale, yScale);
setScale(zoomScale);
double xCentering = (getWidthInModel() - zoomEnv.getWidth()) / 2d;
double yCentering = (getHeightInModel() - zoomEnv.getHeight()) / 2d;
setOrigin(zoomEnv.getMinX() - xCentering, zoomEnv.getMinY() - yCentering);
}
Example 16
| Source File: GamaQuadTree.java From gama with GNU General Public License v3.0 | 5 votes |
|
public QuadNode(final Envelope bounds) {
this.bounds = bounds;
final double hw = bounds.getWidth();
final double hh = bounds.getHeight();
halfx = bounds.getMinX() + hw / 2;
halfy = bounds.getMinY() + hh / 2;
canSplit = hw > minSize && hh > minSize;
}
Example 17
| Source File: GamaQuadTree.java From gama with GNU General Public License v3.0 | 5 votes |
|
private GamaQuadTree(final Envelope bounds, final boolean sync) {
// AD To address Issue 804, explictely converts the bounds to an
// Envelope 2D, so that all computations are made
// in 2D in the QuadTree
this.parallel = sync;
root = new QuadNode(new Envelope(bounds));
minSize = bounds.getWidth() / 100d;
// GamaPreferences.External.QUADTREE_SYNCHRONIZATION.onChange((v) -> {
// parallel = v;
// root.synchronizeChanged();
// });
}
Example 18
| Source File: WmsLayerTest.java From geomajas-project-server with GNU Affero General Public License v3.0 | 4 votes |
|
@Test
public void testDefaultsOne() throws Exception {
Envelope googleEnvelope = new Envelope(10000, 10010, 5000, 5010);
// back-transform envelope to latlon
Crs google = geoService.getCrs2(MERCATOR);
Crs latlon = geoService.getCrs2(LONLAT);
Envelope latlonEnvelope = geoService.transform(JTS.toGeometry(googleEnvelope), google, latlon)
.getEnvelopeInternal();
// back-transform scale to latlon
double latlonScale = ZOOMED_IN_SCALE * googleEnvelope.getWidth() / latlonEnvelope.getWidth();
// paint with re-projection (affine is fine for now...:-)
List<RasterTile> tiles = defaultWms.paint(latlon, latlonEnvelope, latlonScale);
Assert.assertEquals(1, tiles.size());
RasterTile tile = tiles.get(0);
Assert.assertEquals("http://apps.geomajas.org/geoserver/wms?SERVICE=WMS&layers=bluemarble&WIDTH=512&HEIGHT"
+ "=512&bbox=-20,-28,12,4&format=image/png&version=1.1.1&srs=EPSG%3A4326&styles=&request=GetMap",
tile.getUrl());
Assert.assertEquals(4, tile.getCode().getTileLevel());
Assert.assertEquals(5, tile.getCode().getX());
Assert.assertEquals(12, tile.getCode().getY());
Assert.assertEquals(-223.0, tile.getBounds().getX(), DELTA);
Assert.assertEquals(-45.0, tile.getBounds().getY(), DELTA);
Assert.assertEquals(357.0, tile.getBounds().getHeight(), DELTA);
Assert.assertEquals(357.0, tile.getBounds().getWidth(), DELTA);
// Assert.assertEquals("http://apps.geomajas.org/geoserver/wms?SERVICE=WMS&layers=bluemarble&"
// + "WIDTH=512&HEIGHT=512&bbox=-20.032430835865227,-28.207099921352835,11.947593278789554,"
// + "3.7729241933019466&format=image/png&version=1.1.1&srs=EPSG%3A4326&styles=&request=GetMap",
// tile.getUrl());
// Assert.assertEquals(4, tile.getCode().getTileLevel());
// Assert.assertEquals(5, tile.getCode().getX());
// Assert.assertEquals(12, tile.getCode().getY());
// Assert.assertEquals(-223.0, tile.getBounds().getX(), DELTA);
// Assert.assertEquals(-42.0, tile.getBounds().getY(), DELTA);
// Assert.assertEquals(356.0, tile.getBounds().getHeight(), DELTA);
// Assert.assertEquals(356.0, tile.getBounds().getWidth(), DELTA);
}
Example 19
| Source File: TiledFeatureService.java From geomajas-project-server with GNU Affero General Public License v3.0 | 2 votes |
|
/**
* The test that checks if clipping is needed.
*
* @param f
* feature to test
* @param scale
* scale
* @return true if clipping is needed
*/
private boolean exceedsScreenDimensions(InternalFeature f, double scale) {
Envelope env = f.getBounds();
return (env.getWidth() * scale > MAXIMUM_TILE_COORDINATE) ||
(env.getHeight() * scale > MAXIMUM_TILE_COORDINATE);
}
Example 20
| Source File: DtoConverterServiceImpl.java From geomajas-project-server with GNU Affero General Public License v3.0 | 2 votes |
|
/**
* Convert JTS envelope into a {@link Bbox}.
*
* @param envelope
* JTS envelope
* @return Geomajas {@link Bbox}
*/
public Bbox toDto(Envelope envelope) {
return new Bbox(envelope.getMinX(), envelope.getMinY(), envelope.getWidth(), envelope.getHeight());
}
