root / branches / v2_0_0_prep / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / util / Converter.java @ 38392
History | View | Annotate | Download (44.4 KB)
| 1 |
/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
|
|---|---|
| 2 |
*
|
| 3 |
* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
|
| 4 |
*
|
| 5 |
* This program is free software; you can redistribute it and/or
|
| 6 |
* modify it under the terms of the GNU General Public License
|
| 7 |
* as published by the Free Software Foundation; either version 2
|
| 8 |
* of the License, or (at your option) any later version.
|
| 9 |
*
|
| 10 |
* This program is distributed in the hope that it will be useful,
|
| 11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 13 |
* GNU General Public License for more details.
|
| 14 |
*
|
| 15 |
* You should have received a copy of the GNU General Public License
|
| 16 |
* along with this program; if not, write to the Free Software
|
| 17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
|
| 18 |
*
|
| 19 |
* For more information, contact:
|
| 20 |
*
|
| 21 |
* Generalitat Valenciana
|
| 22 |
* Conselleria d'Infraestructures i Transport
|
| 23 |
* Av. Blasco Ib??ez, 50
|
| 24 |
* 46010 VALENCIA
|
| 25 |
* SPAIN
|
| 26 |
*
|
| 27 |
* +34 963862235
|
| 28 |
* gvsig@gva.es
|
| 29 |
* www.gvsig.gva.es
|
| 30 |
*
|
| 31 |
* or
|
| 32 |
*
|
| 33 |
* IVER T.I. S.A
|
| 34 |
* Salamanca 50
|
| 35 |
* 46005 Valencia
|
| 36 |
* Spain
|
| 37 |
*
|
| 38 |
* +34 963163400
|
| 39 |
* dac@iver.es
|
| 40 |
*/
|
| 41 |
package org.gvsig.fmap.geom.util; |
| 42 |
|
| 43 |
import java.awt.Shape; |
| 44 |
import java.awt.geom.AffineTransform; |
| 45 |
import java.awt.geom.Area; |
| 46 |
import java.awt.geom.NoninvertibleTransformException; |
| 47 |
import java.awt.geom.PathIterator; |
| 48 |
import java.awt.geom.Rectangle2D; |
| 49 |
import java.lang.reflect.Array; |
| 50 |
import java.util.ArrayList; |
| 51 |
|
| 52 |
import org.gvsig.fmap.geom.Geometry; |
| 53 |
import org.gvsig.fmap.geom.GeometryLocator; |
| 54 |
import org.gvsig.fmap.geom.GeometryManager; |
| 55 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
| 56 |
import org.gvsig.fmap.geom.Geometry.TYPES; |
| 57 |
import org.gvsig.fmap.geom.aggregate.MultiCurve; |
| 58 |
import org.gvsig.fmap.geom.aggregate.MultiPoint; |
| 59 |
import org.gvsig.fmap.geom.aggregate.MultiPrimitive; |
| 60 |
import org.gvsig.fmap.geom.aggregate.MultiSurface; |
| 61 |
import org.gvsig.fmap.geom.exception.CreateGeometryException; |
| 62 |
import org.gvsig.fmap.geom.primitive.Curve; |
| 63 |
import org.gvsig.fmap.geom.primitive.GeneralPathX; |
| 64 |
import org.gvsig.fmap.geom.primitive.Surface; |
| 65 |
import org.slf4j.Logger; |
| 66 |
import org.slf4j.LoggerFactory; |
| 67 |
|
| 68 |
import com.vividsolutions.jts.algorithm.CGAlgorithms; |
| 69 |
import com.vividsolutions.jts.algorithm.RobustCGAlgorithms; |
| 70 |
import com.vividsolutions.jts.geom.Coordinate; |
| 71 |
import com.vividsolutions.jts.geom.CoordinateArrays; |
| 72 |
import com.vividsolutions.jts.geom.Envelope; |
| 73 |
import com.vividsolutions.jts.geom.GeometryCollection; |
| 74 |
import com.vividsolutions.jts.geom.LineString; |
| 75 |
import com.vividsolutions.jts.geom.LinearRing; |
| 76 |
import com.vividsolutions.jts.geom.MultiLineString; |
| 77 |
import com.vividsolutions.jts.geom.MultiPolygon; |
| 78 |
import com.vividsolutions.jts.geom.Point; |
| 79 |
import com.vividsolutions.jts.geom.Polygon; |
| 80 |
|
| 81 |
/**
|
| 82 |
* Clase con varios metodos estaticos utilizados para pasar de java2d a jts
|
| 83 |
* y viceversa.
|
| 84 |
*
|
| 85 |
* @author fjp
|
| 86 |
* @deprecated to be removed or moved from API to implementation in gvSIG 2.1.0
|
| 87 |
*/
|
| 88 |
public class Converter { |
| 89 |
private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
| 90 |
private static final Logger logger = LoggerFactory.getLogger(Converter.class); |
| 91 |
public final static com.vividsolutions.jts.geom.GeometryFactory geomFactory = new com.vividsolutions.jts.geom.GeometryFactory(); |
| 92 |
public static CGAlgorithms cga = new RobustCGAlgorithms(); |
| 93 |
|
| 94 |
private static GeometryManager manager = GeometryLocator.getGeometryManager(); |
| 95 |
|
| 96 |
//returns true if testPoint is a point in the pointList list.
|
| 97 |
static boolean pointInList(Coordinate testPoint, Coordinate[] pointList) { |
| 98 |
int t;
|
| 99 |
int numpoints;
|
| 100 |
Coordinate p; |
| 101 |
|
| 102 |
numpoints = Array.getLength(pointList);
|
| 103 |
|
| 104 |
for (t = 0; t < numpoints; t++) { |
| 105 |
p = pointList[t]; |
| 106 |
|
| 107 |
if ((testPoint.x == p.x) && (testPoint.y == p.y) &&
|
| 108 |
((testPoint.z == p.z) || (!(testPoint.z == testPoint.z))) //nan test; x!=x iff x is nan
|
| 109 |
) {
|
| 110 |
return true; |
| 111 |
} |
| 112 |
} |
| 113 |
|
| 114 |
return false; |
| 115 |
} |
| 116 |
|
| 117 |
/**
|
| 118 |
* Receives a JTS Geometry and returns a fmap IGeometry
|
| 119 |
* @param jtsGeometry jts Geometry
|
| 120 |
* @return IGeometry of FMap
|
| 121 |
* @author azabala
|
| 122 |
* @throws CreateGeometryException
|
| 123 |
*/
|
| 124 |
public static Geometry jtsToGeometry(com.vividsolutions.jts.geom.Geometry geo) throws CreateGeometryException{ |
| 125 |
Geometry shpNew = null;
|
| 126 |
|
| 127 |
try {
|
| 128 |
if (geo instanceof Point) { |
| 129 |
shpNew = geomManager.createPoint(((Point) geo).getX(),((Point) geo).getY(), SUBTYPES.GEOM2D); |
| 130 |
} |
| 131 |
|
| 132 |
if (geo.isEmpty()) {
|
| 133 |
shpNew = null;
|
| 134 |
} |
| 135 |
|
| 136 |
try{
|
| 137 |
if (geo instanceof com.vividsolutions.jts.geom.MultiPoint) { |
| 138 |
shpNew = geomManager.create(TYPES.MULTIPOINT, SUBTYPES.GEOM2D); |
| 139 |
for (int i = 0; i < geo.getNumGeometries(); i++) { |
| 140 |
Point point = (Point) geo.getGeometryN(i); |
| 141 |
((MultiPoint)shpNew).addPoint((org.gvsig.fmap.geom.primitive.Point) jtsToGeometry(point)); |
| 142 |
} |
| 143 |
|
| 144 |
} |
| 145 |
|
| 146 |
if (geo instanceof Polygon) { |
| 147 |
shpNew = geomManager.createSurface(toShape((Polygon) geo), SUBTYPES.GEOM2D);
|
| 148 |
} |
| 149 |
|
| 150 |
if (geo instanceof MultiPolygon) { |
| 151 |
shpNew = geomManager.createSurface(toShape((MultiPolygon) geo), SUBTYPES.GEOM2D); |
| 152 |
} |
| 153 |
|
| 154 |
if (geo instanceof LineString) { |
| 155 |
shpNew = geomManager.createCurve(toShape((LineString) geo), SUBTYPES.GEOM2D); |
| 156 |
} |
| 157 |
|
| 158 |
if (geo instanceof MultiLineString) { |
| 159 |
shpNew = geomManager.create(TYPES.MULTICURVE, SUBTYPES.GEOM2D); |
| 160 |
for (int i = 0; i < ((MultiLineString)geo).getNumGeometries(); i++) { |
| 161 |
com.vividsolutions.jts.geom.Geometry g = ((MultiLineString)geo).getGeometryN(i); |
| 162 |
Curve c = geomManager.createCurve(toShape((LineString) g), SUBTYPES.GEOM2D); |
| 163 |
((MultiCurve)shpNew).addCurve(c); |
| 164 |
} |
| 165 |
} |
| 166 |
}catch(CreateGeometryException e){
|
| 167 |
logger.error("Error creating a geometry", e);
|
| 168 |
} |
| 169 |
|
| 170 |
return shpNew;
|
| 171 |
} catch (NoninvertibleTransformException e) { |
| 172 |
// TODO Auto-generated catch block
|
| 173 |
e.printStackTrace(); |
| 174 |
} |
| 175 |
|
| 176 |
return null; |
| 177 |
|
| 178 |
//
|
| 179 |
// FShape shape = Converter.jts_to_java2d(jtsGeometry);
|
| 180 |
// return factory.createGeometry(shape);
|
| 181 |
} |
| 182 |
|
| 183 |
/**
|
| 184 |
* Convierte un MultiPoint2D a un MultiPoint de JTS
|
| 185 |
* @param geom
|
| 186 |
* @return
|
| 187 |
*/
|
| 188 |
public static com.vividsolutions.jts.geom.Geometry geometryToJts(MultiPoint geom) { |
| 189 |
Coordinate[] theGeoms = new Coordinate[geom.getPrimitivesNumber()]; |
| 190 |
for (int i = 0; i < theGeoms.length; i++) { |
| 191 |
java.awt.geom.Point2D p = geom.getPrimitiveAt(i) |
| 192 |
.getHandlers(Geometry.SELECTHANDLER)[0].getPoint();
|
| 193 |
Coordinate c = new Coordinate(p.getX(), p.getY());
|
| 194 |
theGeoms[i] = c; |
| 195 |
} |
| 196 |
com.vividsolutions.jts.geom.MultiPoint geomCol = new com.vividsolutions.jts.geom.GeometryFactory()
|
| 197 |
.createMultiPoint(theGeoms); |
| 198 |
return geomCol;
|
| 199 |
} |
| 200 |
|
| 201 |
/**
|
| 202 |
* Convierte una MultiCurve2D en una MultiLineString de JTS
|
| 203 |
* @param geom
|
| 204 |
* @return
|
| 205 |
*/
|
| 206 |
public static com.vividsolutions.jts.geom.Geometry geometryToJts(MultiCurve geom) { |
| 207 |
LineString[] lines = new LineString[geom.getPrimitivesNumber()]; |
| 208 |
for (int i = 0; i < lines.length; i++){ |
| 209 |
lines[i] = (LineString) geometryToJts((geom.getPrimitiveAt(i))); |
| 210 |
} |
| 211 |
return new com.vividsolutions.jts.geom.GeometryFactory().createMultiLineString(lines); |
| 212 |
} |
| 213 |
|
| 214 |
/**
|
| 215 |
* Convierte una MultiSurface2D en un MultiPolygon de JTS
|
| 216 |
* @return
|
| 217 |
*/
|
| 218 |
public static com.vividsolutions.jts.geom.Geometry geometryToJts(MultiSurface geom) { |
| 219 |
Polygon[] polygons = new Polygon[geom.getPrimitivesNumber()]; |
| 220 |
for (int i = 0; i < polygons.length; i++){ |
| 221 |
polygons[i] = (Polygon) geometryToJts((geom.getPrimitiveAt(i)));
|
| 222 |
} |
| 223 |
return new com.vividsolutions.jts.geom.GeometryFactory().createMultiPolygon(polygons); |
| 224 |
} |
| 225 |
|
| 226 |
/**
|
| 227 |
* Convierte una BaseMultiPrimitive en una GeometryCollection de JTS
|
| 228 |
* @return
|
| 229 |
*/
|
| 230 |
public com.vividsolutions.jts.geom.Geometry geometryToJts(MultiPrimitive geom) {
|
| 231 |
com.vividsolutions.jts.geom.Geometry[] geometriesAux = new LineString[geom.getPrimitivesNumber()]; |
| 232 |
for (int i = 0; i < geometriesAux.length; i++) { |
| 233 |
geometriesAux[i] = geometryToJts((geom.getPrimitiveAt(i))); |
| 234 |
} |
| 235 |
return new com.vividsolutions.jts.geom.GeometryFactory().createGeometryCollection(geometriesAux); |
| 236 |
} |
| 237 |
|
| 238 |
public static com.vividsolutions.jts.geom.Geometry geometryToJtsWithSRID( |
| 239 |
Geometry geom, int srid) {
|
| 240 |
// logger.debug(geom.getClass());
|
| 241 |
// logger.debug(new Integer(geom.getShapeType()));
|
| 242 |
return geometryToJts(geom, geom.getType(), srid);
|
| 243 |
} |
| 244 |
|
| 245 |
|
| 246 |
public static com.vividsolutions.jts.geom.Geometry geometryToJts(Geometry geom) { |
| 247 |
//logger.debug(geom.getClass());
|
| 248 |
//logger.debug(new Integer(geom.getShapeType()));
|
| 249 |
return geometryToJts(geom, geom.getType(), -1); |
| 250 |
} |
| 251 |
|
| 252 |
// public static com.vividsolutions.jts.geom.Geometry java2d_to_jts(FShape shp) {
|
| 253 |
// return java2d_to_jts(shp, shp.getShapeType());
|
| 254 |
// }
|
| 255 |
|
| 256 |
private static boolean isClosed(Coordinate firstCoordinate, Coordinate lastCoordinate){ |
| 257 |
double diff = Math.abs(lastCoordinate.x - firstCoordinate.x); |
| 258 |
if (diff > 0.000001) { |
| 259 |
return false; |
| 260 |
} |
| 261 |
diff = Math.abs(lastCoordinate.y - firstCoordinate.y);
|
| 262 |
if (diff > 0.000001) { |
| 263 |
return false; |
| 264 |
} |
| 265 |
return true; |
| 266 |
} |
| 267 |
|
| 268 |
public static com.vividsolutions.jts.geom.Geometry multiCurveToJts(MultiCurve geom, int srid) { |
| 269 |
LineString[] lines = new LineString[geom.getPrimitivesNumber()]; |
| 270 |
for (int i = 0; i < lines.length; i++){ |
| 271 |
lines[i] = (LineString) curveToJts((geom.getPrimitiveAt(i)), srid); |
| 272 |
} |
| 273 |
return new com.vividsolutions.jts.geom.GeometryFactory().createMultiLineString(lines); |
| 274 |
} |
| 275 |
|
| 276 |
private static com.vividsolutions.jts.geom.Geometry curveToJts(Geometry shp, int srid){ |
| 277 |
|
| 278 |
ArrayList arrayLines;
|
| 279 |
LineString lin = null;
|
| 280 |
PathIterator theIterator;
|
| 281 |
int theType;
|
| 282 |
int numParts = 0; |
| 283 |
double[] theData = new double[6]; |
| 284 |
ArrayList arrayCoords = null; |
| 285 |
Coordinate coord; |
| 286 |
|
| 287 |
arrayLines = new ArrayList(); |
| 288 |
theIterator = shp.getPathIterator(null, manager.getFlatness());
|
| 289 |
|
| 290 |
while (!theIterator.isDone()) {
|
| 291 |
//while not done
|
| 292 |
theType = theIterator.currentSegment(theData); |
| 293 |
|
| 294 |
//Populate a segment of the new
|
| 295 |
// GeneralPathX object.
|
| 296 |
//Process the current segment to populate a new
|
| 297 |
// segment of the new GeneralPathX object.
|
| 298 |
switch (theType) {
|
| 299 |
case PathIterator.SEG_MOVETO: |
| 300 |
if (arrayCoords == null) { |
| 301 |
arrayCoords = new ArrayList(); |
| 302 |
} else {
|
| 303 |
lin = geomFactory.createLineString(CoordinateArrays.toCoordinateArray( |
| 304 |
arrayCoords)); |
| 305 |
lin.setSRID(srid); |
| 306 |
arrayLines.add(lin); |
| 307 |
arrayCoords = new ArrayList(); |
| 308 |
} |
| 309 |
|
| 310 |
numParts++; |
| 311 |
coord = new Coordinate(theData[0], theData[1]); |
| 312 |
|
| 313 |
arrayCoords.add(coord); |
| 314 |
|
| 315 |
break;
|
| 316 |
|
| 317 |
case PathIterator.SEG_LINETO: |
| 318 |
arrayCoords.add(new Coordinate(theData[0], |
| 319 |
theData[1]));
|
| 320 |
|
| 321 |
break;
|
| 322 |
|
| 323 |
case PathIterator.SEG_QUADTO: |
| 324 |
System.out.println("Not supported here"); |
| 325 |
|
| 326 |
break;
|
| 327 |
|
| 328 |
case PathIterator.SEG_CUBICTO: |
| 329 |
System.out.println("Not supported here"); |
| 330 |
|
| 331 |
break;
|
| 332 |
|
| 333 |
case PathIterator.SEG_CLOSE: |
| 334 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 335 |
arrayCoords.add(new Coordinate(firstCoord.x,
|
| 336 |
firstCoord.y)); |
| 337 |
|
| 338 |
break;
|
| 339 |
} //end switch
|
| 340 |
|
| 341 |
theIterator.next(); |
| 342 |
} //end while loop
|
| 343 |
|
| 344 |
if (arrayCoords.size()<2) { |
| 345 |
|
| 346 |
}else{
|
| 347 |
|
| 348 |
lin = new com.vividsolutions.jts.geom.GeometryFactory().createLineString(CoordinateArrays.toCoordinateArray(
|
| 349 |
arrayCoords)); |
| 350 |
|
| 351 |
lin.setSRID(srid); |
| 352 |
|
| 353 |
} |
| 354 |
|
| 355 |
return lin;
|
| 356 |
} |
| 357 |
|
| 358 |
/**
|
| 359 |
* Convierte un FShape a una Geometry del JTS. Para ello, utilizamos un
|
| 360 |
* flattened PathIterator. El flattened indica que las curvas las pasa a
|
| 361 |
* segmentos de linea recta AUTOMATICAMENTE!!!.
|
| 362 |
*
|
| 363 |
* @param shp FShape que se quiere convertir.
|
| 364 |
*
|
| 365 |
* @return Geometry de JTS.
|
| 366 |
*/
|
| 367 |
private static com.vividsolutions.jts.geom.Geometry geometryToJts( |
| 368 |
Geometry shp, int shapeType, int srid) { |
| 369 |
|
| 370 |
|
| 371 |
com.vividsolutions.jts.geom.Geometry geoJTS = null;
|
| 372 |
Coordinate coord; |
| 373 |
//Coordinate[] coords;
|
| 374 |
ArrayList arrayCoords = null; |
| 375 |
ArrayList arrayLines;
|
| 376 |
LineString lin; |
| 377 |
//LinearRing linRing;
|
| 378 |
//LinearRing linRingExt = null;
|
| 379 |
int theType;
|
| 380 |
int numParts = 0; |
| 381 |
|
| 382 |
// Use this array to store segment coordinate data
|
| 383 |
double[] theData = new double[6]; |
| 384 |
PathIterator theIterator;
|
| 385 |
|
| 386 |
//logger.debug(shp.toString());
|
| 387 |
|
| 388 |
|
| 389 |
switch (shapeType) {
|
| 390 |
case Geometry.TYPES.POINT:
|
| 391 |
org.gvsig.fmap.geom.primitive.impl.Point2D p = (org.gvsig.fmap.geom.primitive.impl.Point2D) shp; |
| 392 |
coord = new Coordinate(p.getX(), p.getY());
|
| 393 |
geoJTS = geomFactory.createPoint(coord); |
| 394 |
geoJTS.setSRID(srid); |
| 395 |
|
| 396 |
break;
|
| 397 |
|
| 398 |
/*case Geometry.TYPES.MULTIPOINT:
|
| 399 |
org.gvsig.fmap.geom.aggregate.impl.MultiPoint2D mp = (org.gvsig.fmap.geom.aggregate.impl.MultiPoint2D) shp;
|
| 400 |
int numPoints = mp.getPrimitivesNumber();
|
| 401 |
Coordinate[] coordinates = new Coordinate[numPoints];
|
| 402 |
for(int i=0; i<numPoints; i++){
|
| 403 |
p = mp.getPoint(i);
|
| 404 |
coordinates[i]=new Coordinate(p.getX(), p.getY());
|
| 405 |
}
|
| 406 |
geoJTS = geomFactory.createMultiPoint(coordinates);
|
| 407 |
geoJTS.setSRID(srid);
|
| 408 |
|
| 409 |
break;*/
|
| 410 |
|
| 411 |
case Geometry.TYPES.CURVE:
|
| 412 |
case Geometry.TYPES.ARC:
|
| 413 |
arrayLines = new ArrayList(); |
| 414 |
theIterator = shp.getPathIterator(null, manager.getFlatness());
|
| 415 |
|
| 416 |
while (!theIterator.isDone()) {
|
| 417 |
//while not done
|
| 418 |
theType = theIterator.currentSegment(theData); |
| 419 |
|
| 420 |
//Populate a segment of the new
|
| 421 |
// GeneralPathX object.
|
| 422 |
//Process the current segment to populate a new
|
| 423 |
// segment of the new GeneralPathX object.
|
| 424 |
switch (theType) {
|
| 425 |
case PathIterator.SEG_MOVETO: |
| 426 |
if (arrayCoords == null) { |
| 427 |
arrayCoords = new ArrayList(); |
| 428 |
} else {
|
| 429 |
lin = geomFactory.createLineString(CoordinateArrays.toCoordinateArray( |
| 430 |
arrayCoords)); |
| 431 |
lin.setSRID(srid); |
| 432 |
arrayLines.add(lin); |
| 433 |
arrayCoords = new ArrayList(); |
| 434 |
} |
| 435 |
|
| 436 |
numParts++; |
| 437 |
coord = new Coordinate(theData[0], theData[1]); |
| 438 |
|
| 439 |
arrayCoords.add(coord); |
| 440 |
|
| 441 |
break;
|
| 442 |
|
| 443 |
case PathIterator.SEG_LINETO: |
| 444 |
arrayCoords.add(new Coordinate(theData[0], |
| 445 |
theData[1]));
|
| 446 |
|
| 447 |
break;
|
| 448 |
|
| 449 |
case PathIterator.SEG_QUADTO: |
| 450 |
System.out.println("Not supported here"); |
| 451 |
|
| 452 |
break;
|
| 453 |
|
| 454 |
case PathIterator.SEG_CUBICTO: |
| 455 |
System.out.println("Not supported here"); |
| 456 |
|
| 457 |
break;
|
| 458 |
|
| 459 |
case PathIterator.SEG_CLOSE: |
| 460 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 461 |
arrayCoords.add(new Coordinate(firstCoord.x,
|
| 462 |
firstCoord.y)); |
| 463 |
|
| 464 |
break;
|
| 465 |
} //end switch
|
| 466 |
|
| 467 |
theIterator.next(); |
| 468 |
} //end while loop
|
| 469 |
|
| 470 |
if (arrayCoords.size()<2) { |
| 471 |
break;
|
| 472 |
} |
| 473 |
lin = new com.vividsolutions.jts.geom.GeometryFactory().createLineString(CoordinateArrays.toCoordinateArray(
|
| 474 |
arrayCoords)); |
| 475 |
|
| 476 |
lin.setSRID(srid); |
| 477 |
// CAMBIO: ENTREGAMOS SIEMPRE MULTILINESTRING, QUE ES
|
| 478 |
// LO QUE HACE TODO EL MUNDO CUANDO ESCRIBE EN POSTGIS
|
| 479 |
// O CON GEOTOOLS
|
| 480 |
// if (numParts > 1) // Generamos una MultiLineString
|
| 481 |
// {
|
| 482 |
arrayLines.add(lin); |
| 483 |
geoJTS = geomFactory.createMultiLineString(com.vividsolutions.jts.geom.GeometryFactory.toLineStringArray( |
| 484 |
arrayLines)); |
| 485 |
geoJTS.setSRID(srid); |
| 486 |
/* } else {
|
| 487 |
geoJTS = lin;
|
| 488 |
} */
|
| 489 |
|
| 490 |
break;
|
| 491 |
|
| 492 |
case Geometry.TYPES.SURFACE:
|
| 493 |
case Geometry.TYPES.CIRCLE:
|
| 494 |
case Geometry.TYPES.ELLIPSE:
|
| 495 |
arrayLines = new ArrayList(); |
| 496 |
|
| 497 |
ArrayList shells = new ArrayList(); |
| 498 |
ArrayList holes = new ArrayList(); |
| 499 |
Coordinate[] points = null; |
| 500 |
|
| 501 |
theIterator = shp.getPathIterator(null, manager.getFlatness());
|
| 502 |
|
| 503 |
while (!theIterator.isDone()) {
|
| 504 |
//while not done
|
| 505 |
theType = theIterator.currentSegment(theData); |
| 506 |
|
| 507 |
//Populate a segment of the new
|
| 508 |
// GeneralPathX object.
|
| 509 |
//Process the current segment to populate a new
|
| 510 |
// segment of the new GeneralPathX object.
|
| 511 |
switch (theType) {
|
| 512 |
case PathIterator.SEG_MOVETO: |
| 513 |
if (arrayCoords == null) { |
| 514 |
arrayCoords = new ArrayList(); |
| 515 |
} else {
|
| 516 |
points = CoordinateArrays.toCoordinateArray(arrayCoords); |
| 517 |
|
| 518 |
try {
|
| 519 |
LinearRing ring = geomFactory.createLinearRing(points); |
| 520 |
|
| 521 |
if (CGAlgorithms.isCCW(points)) {
|
| 522 |
holes.add(ring); |
| 523 |
} else {
|
| 524 |
shells.add(ring); |
| 525 |
} |
| 526 |
} catch (Exception e) { |
| 527 |
boolean same = true; |
| 528 |
for (int i = 0; i < points.length-1 && same; i++) { |
| 529 |
if (points[i].x != points[i+1].x || |
| 530 |
points[i].y != points[i+1].y /*|| |
| 531 |
points[i].z != points[i+1].z*/
|
| 532 |
) {
|
| 533 |
same = false;
|
| 534 |
} |
| 535 |
} |
| 536 |
if (same) {
|
| 537 |
return geomFactory.createPoint(points[0]); |
| 538 |
} |
| 539 |
if (points.length>1 && points.length<=3) { |
| 540 |
// return geomFactory.createLineString(points);
|
| 541 |
return geomFactory.createMultiLineString(new LineString[] {geomFactory.createLineString(points)}); |
| 542 |
} |
| 543 |
|
| 544 |
System.err.println(
|
| 545 |
"Caught Topology exception in GMLLinearRingHandler");
|
| 546 |
|
| 547 |
return null; |
| 548 |
} |
| 549 |
|
| 550 |
/* if (numParts == 1)
|
| 551 |
{
|
| 552 |
linRingExt = new GeometryFactory().createLinearRing(
|
| 553 |
CoordinateArrays.toCoordinateArray(arrayCoords));
|
| 554 |
}
|
| 555 |
else
|
| 556 |
{
|
| 557 |
linRing = new GeometryFactory().createLinearRing(
|
| 558 |
CoordinateArrays.toCoordinateArray(arrayCoords));
|
| 559 |
arrayLines.add(linRing);
|
| 560 |
} */
|
| 561 |
arrayCoords = new ArrayList(); |
| 562 |
} |
| 563 |
|
| 564 |
numParts++; |
| 565 |
arrayCoords.add(new Coordinate(theData[0], |
| 566 |
theData[1]));
|
| 567 |
|
| 568 |
break;
|
| 569 |
|
| 570 |
case PathIterator.SEG_LINETO: |
| 571 |
arrayCoords.add(new Coordinate(theData[0], |
| 572 |
theData[1]));
|
| 573 |
|
| 574 |
break;
|
| 575 |
|
| 576 |
case PathIterator.SEG_QUADTO: |
| 577 |
System.out.println("SEG_QUADTO Not supported here"); |
| 578 |
|
| 579 |
break;
|
| 580 |
|
| 581 |
case PathIterator.SEG_CUBICTO: |
| 582 |
System.out.println("SEG_CUBICTO Not supported here"); |
| 583 |
|
| 584 |
break;
|
| 585 |
|
| 586 |
case PathIterator.SEG_CLOSE: |
| 587 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 588 |
arrayCoords.add(new Coordinate(firstCoord.x,
|
| 589 |
firstCoord.y)); |
| 590 |
|
| 591 |
break;
|
| 592 |
} //end switch
|
| 593 |
|
| 594 |
// System.out.println("theData[0] = " + theData[0] + " theData[1]=" + theData[1]);
|
| 595 |
theIterator.next(); |
| 596 |
} //end while loop
|
| 597 |
|
| 598 |
|
| 599 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 600 |
Coordinate lastCoord = (Coordinate) arrayCoords.get(arrayCoords |
| 601 |
.size() - 1);
|
| 602 |
if (!isClosed(firstCoord, lastCoord)) {
|
| 603 |
arrayCoords.add(firstCoord); |
| 604 |
} |
| 605 |
points = CoordinateArrays.toCoordinateArray(arrayCoords); |
| 606 |
|
| 607 |
try {
|
| 608 |
LinearRing ring = geomFactory.createLinearRing(points); |
| 609 |
|
| 610 |
if (CGAlgorithms.isCCW(points)) {
|
| 611 |
holes.add(ring); |
| 612 |
} else {
|
| 613 |
shells.add(ring); |
| 614 |
} |
| 615 |
ring.setSRID(srid); |
| 616 |
} catch (Exception e) { |
| 617 |
boolean same = true; |
| 618 |
for (int i = 0; i < points.length-1 && same; i++) { |
| 619 |
if (points[i].x != points[i+1].x || |
| 620 |
points[i].y != points[i+1].y /*|| |
| 621 |
points[i].z != points[i+1].z*/
|
| 622 |
) {
|
| 623 |
same = false;
|
| 624 |
} |
| 625 |
} |
| 626 |
if (same) {
|
| 627 |
geoJTS = geomFactory.createPoint(points[0]);
|
| 628 |
geoJTS.setSRID(srid); |
| 629 |
return geoJTS;
|
| 630 |
} |
| 631 |
/*
|
| 632 |
* caso cuando es una linea de 3 puntos, no creo un LinearRing, sino
|
| 633 |
* una linea
|
| 634 |
*/
|
| 635 |
if (points.length>1 && points.length<=3) { |
| 636 |
// return geomFactory.createLineString(points);
|
| 637 |
geoJTS = geomFactory |
| 638 |
.createMultiLineString(new LineString[] { geomFactory |
| 639 |
.createLineString(points) }); |
| 640 |
geoJTS.setSRID(srid); |
| 641 |
return geoJTS;
|
| 642 |
} |
| 643 |
System.err.println(
|
| 644 |
"Caught Topology exception in GMLLinearRingHandler");
|
| 645 |
|
| 646 |
return null; |
| 647 |
} |
| 648 |
|
| 649 |
/* linRing = new GeometryFactory().createLinearRing(
|
| 650 |
CoordinateArrays.toCoordinateArray(arrayCoords)); */
|
| 651 |
|
| 652 |
// System.out.println("NumParts = " + numParts);
|
| 653 |
//now we have a list of all shells and all holes
|
| 654 |
ArrayList holesForShells = new ArrayList(shells.size()); |
| 655 |
|
| 656 |
for (int i = 0; i < shells.size(); i++) { |
| 657 |
holesForShells.add(new ArrayList()); |
| 658 |
} |
| 659 |
|
| 660 |
//find homes
|
| 661 |
for (int i = 0; i < holes.size(); i++) { |
| 662 |
LinearRing testRing = (LinearRing) holes.get(i); |
| 663 |
LinearRing minShell = null;
|
| 664 |
Envelope minEnv = null;
|
| 665 |
Envelope testEnv = testRing.getEnvelopeInternal(); |
| 666 |
Coordinate testPt = testRing.getCoordinateN(0);
|
| 667 |
LinearRing tryRing = null;
|
| 668 |
|
| 669 |
for (int j = 0; j < shells.size(); j++) { |
| 670 |
tryRing = (LinearRing) shells.get(j); |
| 671 |
|
| 672 |
Envelope tryEnv = tryRing.getEnvelopeInternal(); |
| 673 |
|
| 674 |
if (minShell != null) { |
| 675 |
minEnv = minShell.getEnvelopeInternal(); |
| 676 |
} |
| 677 |
|
| 678 |
boolean isContained = false; |
| 679 |
Coordinate[] coordList = tryRing.getCoordinates();
|
| 680 |
|
| 681 |
if (tryEnv.contains(testEnv) &&
|
| 682 |
(CGAlgorithms.isPointInRing(testPt, coordList) || |
| 683 |
(pointInList(testPt, coordList)))) {
|
| 684 |
isContained = true;
|
| 685 |
} |
| 686 |
|
| 687 |
// check if this new containing ring is smaller than the current minimum ring
|
| 688 |
if (isContained) {
|
| 689 |
if ((minShell == null) || minEnv.contains(tryEnv)) { |
| 690 |
minShell = tryRing; |
| 691 |
} |
| 692 |
} |
| 693 |
} |
| 694 |
|
| 695 |
if (minShell == null) { |
| 696 |
// System.out.println(
|
| 697 |
// polygon found with a hole thats not inside a shell);
|
| 698 |
// azabala: we do the assumption that this hole is really a shell (polygon)
|
| 699 |
// whose point werent digitized in the right order
|
| 700 |
Coordinate[] cs = testRing.getCoordinates();
|
| 701 |
Coordinate[] reversed = new Coordinate[cs.length]; |
| 702 |
int pointIndex = 0; |
| 703 |
for(int z = cs.length-1; z >= 0; z--){ |
| 704 |
reversed[pointIndex] = cs[z]; |
| 705 |
pointIndex++; |
| 706 |
} |
| 707 |
LinearRing newRing = geomFactory.createLinearRing(reversed); |
| 708 |
shells.add(newRing); |
| 709 |
holesForShells.add(new ArrayList()); |
| 710 |
} else {
|
| 711 |
((ArrayList) holesForShells.get(shells.indexOf(minShell))).add(testRing);
|
| 712 |
} |
| 713 |
} |
| 714 |
|
| 715 |
Polygon[] polygons = new Polygon[shells.size()]; |
| 716 |
|
| 717 |
for (int i = 0; i < shells.size(); i++) { |
| 718 |
polygons[i] = geomFactory.createPolygon((LinearRing) shells.get( |
| 719 |
i), |
| 720 |
(LinearRing[]) ((ArrayList) holesForShells.get(i)).toArray( |
| 721 |
new LinearRing[0])); |
| 722 |
polygons[i].setSRID(srid); |
| 723 |
} |
| 724 |
// CAMBIO: ENTREGAMOS SIEMPRE MULTILINESTRING, QUE ES
|
| 725 |
// LO QUE HACE TODO EL MUNDO CUANDO ESCRIBE EN POSTGIS
|
| 726 |
// O CON GEOTOOLS
|
| 727 |
// if (numParts > 1) // Generamos una MultiLineString
|
| 728 |
|
| 729 |
/* if (polygons.length == 1) {
|
| 730 |
return polygons[0];
|
| 731 |
} */
|
| 732 |
|
| 733 |
// FIN CAMBIO
|
| 734 |
|
| 735 |
holesForShells = null;
|
| 736 |
shells = null;
|
| 737 |
holes = null;
|
| 738 |
|
| 739 |
if (polygons.length == 1) { |
| 740 |
geoJTS = polygons[0];
|
| 741 |
} else {
|
| 742 |
// its a multi part
|
| 743 |
geoJTS = geomFactory.createMultiPolygon(polygons); |
| 744 |
} |
| 745 |
geoJTS.setSRID(srid); |
| 746 |
//its a multi part
|
| 747 |
//geoJTS = geomFactory.createMultiPolygon(polygons);
|
| 748 |
//geoJTS.setSRID(srid);
|
| 749 |
|
| 750 |
break;
|
| 751 |
|
| 752 |
case Geometry.TYPES.MULTICURVE:
|
| 753 |
geoJTS = multiCurveToJts((MultiCurve)shp, srid); |
| 754 |
geoJTS.setSRID(srid); |
| 755 |
break;
|
| 756 |
|
| 757 |
case Geometry.TYPES.MULTIPOINT:
|
| 758 |
geoJTS = geometryToJts((MultiPoint)shp); |
| 759 |
geoJTS.setSRID(srid); |
| 760 |
break;
|
| 761 |
|
| 762 |
case Geometry.TYPES.MULTISURFACE:
|
| 763 |
geoJTS = multiSurfaceToJts((MultiSurface)shp, srid); |
| 764 |
geoJTS.setSRID(srid); |
| 765 |
break;
|
| 766 |
|
| 767 |
} |
| 768 |
|
| 769 |
geoJTS.setSRID(srid); |
| 770 |
return geoJTS;
|
| 771 |
} |
| 772 |
|
| 773 |
/**
|
| 774 |
* Converts JTS Geometry objects into Java 2D Shape objects
|
| 775 |
*
|
| 776 |
* @param geo Geometry de JTS.
|
| 777 |
*
|
| 778 |
* @return FShape.
|
| 779 |
*/
|
| 780 |
// public static FShape jts_to_java2d(com.vividsolutions.jts.geom.Geometry geo) {
|
| 781 |
// FShape shpNew = null;
|
| 782 |
//
|
| 783 |
// try {
|
| 784 |
// if (geo instanceof Point) {
|
| 785 |
// shpNew = new org.gvsig.fmap.geom.primitive.Point2D(null, null, ((Point) geo).getX(), ((Point) geo).getY());
|
| 786 |
// }
|
| 787 |
//
|
| 788 |
// if (geo.isEmpty()) {
|
| 789 |
// shpNew = null;
|
| 790 |
// }
|
| 791 |
//
|
| 792 |
// if (geo instanceof Polygon) {
|
| 793 |
// shpNew = new Surface2D(null, null, toShape((Polygon) geo));
|
| 794 |
// }
|
| 795 |
//
|
| 796 |
// if (geo instanceof MultiPolygon) {
|
| 797 |
// shpNew = new Surface2D(null, null, toShape((MultiPolygon) geo));
|
| 798 |
// }
|
| 799 |
//
|
| 800 |
// if (geo instanceof LineString) {
|
| 801 |
// shpNew = new Curve2D(null, null, toShape((LineString) geo));
|
| 802 |
// }
|
| 803 |
//
|
| 804 |
// if (geo instanceof MultiLineString) {
|
| 805 |
// shpNew = new Curve2D(null, null, toShape((MultiLineString) geo));
|
| 806 |
// }
|
| 807 |
//
|
| 808 |
// return shpNew;
|
| 809 |
// } catch (NoninvertibleTransformException e) {
|
| 810 |
// // TODO Auto-generated catch block
|
| 811 |
// e.printStackTrace();
|
| 812 |
// }
|
| 813 |
//
|
| 814 |
// return null;
|
| 815 |
// }
|
| 816 |
|
| 817 |
/**
|
| 818 |
* DOCUMENT ME!
|
| 819 |
*
|
| 820 |
* @param p DOCUMENT ME!
|
| 821 |
*
|
| 822 |
* @return DOCUMENT ME!
|
| 823 |
*/
|
| 824 |
private static GeneralPathX toShape(Polygon p) { |
| 825 |
GeneralPathX resul = new GeneralPathX();
|
| 826 |
Coordinate coord; |
| 827 |
|
| 828 |
for (int i = 0; i < p.getExteriorRing().getNumPoints(); i++) { |
| 829 |
coord = p.getExteriorRing().getCoordinateN(i); |
| 830 |
|
| 831 |
if (i == 0) { |
| 832 |
resul.moveTo(coord.x, coord.y); |
| 833 |
} else {
|
| 834 |
resul.lineTo(coord.x, coord.y); |
| 835 |
} |
| 836 |
} |
| 837 |
|
| 838 |
for (int j = 0; j < p.getNumInteriorRing(); j++) { |
| 839 |
LineString hole = p.getInteriorRingN(j); |
| 840 |
|
| 841 |
for (int k = 0; k < hole.getNumPoints(); k++) { |
| 842 |
coord = hole.getCoordinateN(k); |
| 843 |
|
| 844 |
if (k == 0) { |
| 845 |
resul.moveTo(coord.x, coord.y); |
| 846 |
} else {
|
| 847 |
resul.lineTo(coord.x, coord.y); |
| 848 |
} |
| 849 |
} |
| 850 |
} |
| 851 |
|
| 852 |
return resul;
|
| 853 |
} |
| 854 |
|
| 855 |
/**
|
| 856 |
* DOCUMENT ME!
|
| 857 |
*
|
| 858 |
* @param modelCoordinates DOCUMENT ME!
|
| 859 |
*
|
| 860 |
* @return DOCUMENT ME!
|
| 861 |
*
|
| 862 |
* @throws NoninvertibleTransformException DOCUMENT ME!
|
| 863 |
*
|
| 864 |
private Coordinate[] toViewCoordinates(Coordinate[] modelCoordinates)
|
| 865 |
throws NoninvertibleTransformException {
|
| 866 |
Coordinate[] viewCoordinates = new Coordinate[modelCoordinates.length];
|
| 867 |
|
| 868 |
for (int i = 0; i < modelCoordinates.length; i++) {
|
| 869 |
FPoint2D point2D = coordinate2FPoint2D(modelCoordinates[i]);
|
| 870 |
viewCoordinates[i] = new Coordinate(point2D.getX(), point2D.getY());
|
| 871 |
}
|
| 872 |
|
| 873 |
return viewCoordinates;
|
| 874 |
}
|
| 875 |
* @throws CreateGeometryException */
|
| 876 |
|
| 877 |
/* private Shape toShape(GeometryCollection gc)
|
| 878 |
throws NoninvertibleTransformException {
|
| 879 |
GeometryCollectionShape shape = new GeometryCollectionShape();
|
| 880 |
for (int i = 0; i < gc.getNumGeometries(); i++) {
|
| 881 |
Geometry g = (Geometry) gc.getGeometryN(i);
|
| 882 |
shape.add(toShape(g));
|
| 883 |
}
|
| 884 |
return shape;
|
| 885 |
} */
|
| 886 |
private static GeneralPathX toShape(MultiLineString mls) |
| 887 |
throws NoninvertibleTransformException, CreateGeometryException { |
| 888 |
GeneralPathX path = new GeneralPathX();
|
| 889 |
|
| 890 |
for (int i = 0; i < mls.getNumGeometries(); i++) { |
| 891 |
LineString lineString = (LineString) mls.getGeometryN(i); |
| 892 |
path.append(toShape(lineString).getPathIterator(null), false); |
| 893 |
} |
| 894 |
|
| 895 |
//BasicFeatureRenderer expects LineStrings and MultiLineStrings to be
|
| 896 |
//converted to GeneralPathXs. [Jon Aquino]
|
| 897 |
return path;
|
| 898 |
} |
| 899 |
|
| 900 |
/**
|
| 901 |
* DOCUMENT ME!
|
| 902 |
*
|
| 903 |
* @param lineString DOCUMENT ME!
|
| 904 |
*
|
| 905 |
* @return DOCUMENT ME!
|
| 906 |
*
|
| 907 |
* @throws NoninvertibleTransformException DOCUMENT ME!
|
| 908 |
* @throws CreateGeometryException
|
| 909 |
*/
|
| 910 |
private static GeneralPathX toShape(LineString lineString) |
| 911 |
throws NoninvertibleTransformException, CreateGeometryException { |
| 912 |
GeneralPathX shape = new GeneralPathX();
|
| 913 |
org.gvsig.fmap.geom.primitive.Point viewPoint = coordinate2FPoint2D(lineString.getCoordinateN(0));
|
| 914 |
shape.moveTo(viewPoint.getX(), viewPoint.getY()); |
| 915 |
|
| 916 |
for (int i = 1; i < lineString.getNumPoints(); i++) { |
| 917 |
viewPoint = coordinate2FPoint2D(lineString.getCoordinateN(i)); |
| 918 |
shape.lineTo(viewPoint.getX(), viewPoint.getY()); |
| 919 |
} |
| 920 |
|
| 921 |
//BasicFeatureRenderer expects LineStrings and MultiLineStrings to be
|
| 922 |
//converted to GeneralPathXs. [Jon Aquino]
|
| 923 |
return shape;
|
| 924 |
} |
| 925 |
|
| 926 |
|
| 927 |
/**
|
| 928 |
*
|
| 929 |
*/
|
| 930 |
private static GeneralPathX toShape(MultiPolygon mp) |
| 931 |
throws NoninvertibleTransformException { |
| 932 |
GeneralPathX path = new GeneralPathX();
|
| 933 |
|
| 934 |
for (int i = 0; i < mp.getNumGeometries(); i++) { |
| 935 |
Polygon polygon = (Polygon) mp.getGeometryN(i); |
| 936 |
path.append(toShape(polygon).getPathIterator(null), false); |
| 937 |
} |
| 938 |
|
| 939 |
//BasicFeatureRenderer expects LineStrings and MultiLineStrings to be
|
| 940 |
//converted to GeneralPathXs. [Jon Aquino]
|
| 941 |
return path;
|
| 942 |
} |
| 943 |
/**
|
| 944 |
* DOCUMENT ME!
|
| 945 |
*
|
| 946 |
* @param coord DOCUMENT ME!
|
| 947 |
*
|
| 948 |
* @return DOCUMENT ME!
|
| 949 |
* @throws CreateGeometryException
|
| 950 |
*/
|
| 951 |
public static org.gvsig.fmap.geom.primitive.Point coordinate2FPoint2D(Coordinate coord) throws CreateGeometryException { |
| 952 |
return geomManager.createPoint(coord.x, coord.y, SUBTYPES.GEOM2D); //,coord.z); |
| 953 |
} |
| 954 |
|
| 955 |
/**
|
| 956 |
* Convierte una Geometry de JTS a GeneralPathX.
|
| 957 |
*
|
| 958 |
* @param geometry Geometry a convertir.
|
| 959 |
*
|
| 960 |
* @return GeneralPathX.
|
| 961 |
*
|
| 962 |
* @throws NoninvertibleTransformException
|
| 963 |
* @throws CreateGeometryException
|
| 964 |
* @throws IllegalArgumentException
|
| 965 |
*/
|
| 966 |
public static GeneralPathX toShape(com.vividsolutions.jts.geom.Geometry geometry) |
| 967 |
throws NoninvertibleTransformException, CreateGeometryException { |
| 968 |
if (geometry.isEmpty()) {
|
| 969 |
return new GeneralPathX(); |
| 970 |
} |
| 971 |
|
| 972 |
if (geometry instanceof Polygon) { |
| 973 |
return toShape((Polygon) geometry); |
| 974 |
} |
| 975 |
|
| 976 |
if (geometry instanceof MultiPolygon) { |
| 977 |
return toShape((MultiPolygon) geometry);
|
| 978 |
} |
| 979 |
|
| 980 |
if (geometry instanceof LineString) { |
| 981 |
return toShape((LineString) geometry);
|
| 982 |
} |
| 983 |
|
| 984 |
if (geometry instanceof MultiLineString) { |
| 985 |
return toShape((MultiLineString) geometry);
|
| 986 |
} |
| 987 |
|
| 988 |
if (geometry instanceof GeometryCollection) { |
| 989 |
return toShape(geometry);
|
| 990 |
} |
| 991 |
|
| 992 |
throw new IllegalArgumentException("Unrecognized Geometry class: " + |
| 993 |
geometry.getClass()); |
| 994 |
} |
| 995 |
|
| 996 |
|
| 997 |
public static GeneralPathX transformToInts(GeneralPathX gp, AffineTransform at) { |
| 998 |
GeneralPathX newGp = new GeneralPathX();
|
| 999 |
PathIterator theIterator;
|
| 1000 |
int theType;
|
| 1001 |
int numParts = 0; |
| 1002 |
double[] theData = new double[6]; |
| 1003 |
java.awt.geom.Point2D ptDst = new java.awt.geom.Point2D.Double();
|
| 1004 |
java.awt.geom.Point2D ptSrc = new java.awt.geom.Point2D.Double();
|
| 1005 |
boolean bFirst = true; |
| 1006 |
int xInt, yInt, antX = -1, antY = -1; |
| 1007 |
|
| 1008 |
theIterator = gp.getPathIterator(null); //, flatness); |
| 1009 |
|
| 1010 |
while (!theIterator.isDone()) {
|
| 1011 |
theType = theIterator.currentSegment(theData); |
| 1012 |
switch (theType) {
|
| 1013 |
case PathIterator.SEG_MOVETO: |
| 1014 |
numParts++; |
| 1015 |
ptSrc.setLocation(theData[0], theData[1]); |
| 1016 |
at.transform(ptSrc, ptDst); |
| 1017 |
antX = (int) ptDst.getX();
|
| 1018 |
antY = (int) ptDst.getY();
|
| 1019 |
newGp.moveTo(antX, antY); |
| 1020 |
bFirst = true;
|
| 1021 |
break;
|
| 1022 |
|
| 1023 |
case PathIterator.SEG_LINETO: |
| 1024 |
ptSrc.setLocation(theData[0], theData[1]); |
| 1025 |
at.transform(ptSrc, ptDst); |
| 1026 |
xInt = (int) ptDst.getX();
|
| 1027 |
yInt = (int) ptDst.getY();
|
| 1028 |
if ((bFirst) || ((xInt != antX) || (yInt != antY)))
|
| 1029 |
{
|
| 1030 |
newGp.lineTo(xInt, yInt); |
| 1031 |
antX = xInt; |
| 1032 |
antY = yInt; |
| 1033 |
bFirst = false;
|
| 1034 |
} |
| 1035 |
break;
|
| 1036 |
|
| 1037 |
case PathIterator.SEG_QUADTO: |
| 1038 |
System.out.println("Not supported here"); |
| 1039 |
|
| 1040 |
break;
|
| 1041 |
|
| 1042 |
case PathIterator.SEG_CUBICTO: |
| 1043 |
System.out.println("Not supported here"); |
| 1044 |
|
| 1045 |
break;
|
| 1046 |
|
| 1047 |
case PathIterator.SEG_CLOSE: |
| 1048 |
newGp.closePath(); |
| 1049 |
|
| 1050 |
break;
|
| 1051 |
} //end switch
|
| 1052 |
|
| 1053 |
theIterator.next(); |
| 1054 |
} //end while loop
|
| 1055 |
|
| 1056 |
return newGp;
|
| 1057 |
} |
| 1058 |
public static Geometry transformToInts(Geometry gp, AffineTransform at) throws CreateGeometryException { |
| 1059 |
GeneralPathX newGp = new GeneralPathX();
|
| 1060 |
double[] theData = new double[6]; |
| 1061 |
double[] aux = new double[6]; |
| 1062 |
|
| 1063 |
// newGp.reset();
|
| 1064 |
PathIterator theIterator;
|
| 1065 |
int theType;
|
| 1066 |
int numParts = 0; |
| 1067 |
|
| 1068 |
java.awt.geom.Point2D ptDst = new java.awt.geom.Point2D.Double();
|
| 1069 |
java.awt.geom.Point2D ptSrc = new java.awt.geom.Point2D.Double();
|
| 1070 |
boolean bFirst = true; |
| 1071 |
int xInt, yInt, antX = -1, antY = -1; |
| 1072 |
|
| 1073 |
|
| 1074 |
theIterator = gp.getPathIterator(null); //, flatness); |
| 1075 |
int numSegmentsAdded = 0; |
| 1076 |
while (!theIterator.isDone()) {
|
| 1077 |
theType = theIterator.currentSegment(theData); |
| 1078 |
|
| 1079 |
switch (theType) {
|
| 1080 |
case PathIterator.SEG_MOVETO: |
| 1081 |
numParts++; |
| 1082 |
ptSrc.setLocation(theData[0], theData[1]); |
| 1083 |
at.transform(ptSrc, ptDst); |
| 1084 |
antX = (int) ptDst.getX();
|
| 1085 |
antY = (int) ptDst.getY();
|
| 1086 |
newGp.moveTo(antX, antY); |
| 1087 |
numSegmentsAdded++; |
| 1088 |
bFirst = true;
|
| 1089 |
break;
|
| 1090 |
|
| 1091 |
case PathIterator.SEG_LINETO: |
| 1092 |
ptSrc.setLocation(theData[0], theData[1]); |
| 1093 |
at.transform(ptSrc, ptDst); |
| 1094 |
xInt = (int) ptDst.getX();
|
| 1095 |
yInt = (int) ptDst.getY();
|
| 1096 |
if ((bFirst) || ((xInt != antX) || (yInt != antY)))
|
| 1097 |
{
|
| 1098 |
newGp.lineTo(xInt, yInt); |
| 1099 |
antX = xInt; |
| 1100 |
antY = yInt; |
| 1101 |
bFirst = false;
|
| 1102 |
numSegmentsAdded++; |
| 1103 |
} |
| 1104 |
break;
|
| 1105 |
|
| 1106 |
case PathIterator.SEG_QUADTO: |
| 1107 |
at.transform(theData,0,aux,0,2); |
| 1108 |
newGp.quadTo(aux[0], aux[1], aux[2], aux[3]); |
| 1109 |
numSegmentsAdded++; |
| 1110 |
break;
|
| 1111 |
|
| 1112 |
case PathIterator.SEG_CUBICTO: |
| 1113 |
at.transform(theData,0,aux,0,3); |
| 1114 |
newGp.curveTo(aux[0], aux[1], aux[2], aux[3], aux[4], aux[5]); |
| 1115 |
numSegmentsAdded++; |
| 1116 |
break;
|
| 1117 |
|
| 1118 |
case PathIterator.SEG_CLOSE: |
| 1119 |
if (numSegmentsAdded < 3) { |
| 1120 |
newGp.lineTo(antX, antY); |
| 1121 |
} |
| 1122 |
newGp.closePath(); |
| 1123 |
|
| 1124 |
break;
|
| 1125 |
} //end switch
|
| 1126 |
|
| 1127 |
theIterator.next(); |
| 1128 |
} //end while loop
|
| 1129 |
|
| 1130 |
Geometry shp = null;
|
| 1131 |
switch (gp.getType())
|
| 1132 |
{
|
| 1133 |
case Geometry.TYPES.POINT:
|
| 1134 |
shp = geomManager.createPoint(ptDst.getX(), ptDst.getY(), SUBTYPES.GEOM2D); |
| 1135 |
break;
|
| 1136 |
|
| 1137 |
case Geometry.TYPES.CURVE:
|
| 1138 |
case Geometry.TYPES.ARC:
|
| 1139 |
try {
|
| 1140 |
shp = geomManager.createCurve(newGp, SUBTYPES.GEOM2D); |
| 1141 |
} catch (CreateGeometryException e1) {
|
| 1142 |
logger.error("Error creating a curve", e1);
|
| 1143 |
} |
| 1144 |
break;
|
| 1145 |
|
| 1146 |
case Geometry.TYPES.SURFACE:
|
| 1147 |
case Geometry.TYPES.CIRCLE:
|
| 1148 |
case Geometry.TYPES.ELLIPSE:
|
| 1149 |
|
| 1150 |
try {
|
| 1151 |
shp = geomManager.createSurface(newGp, SUBTYPES.GEOM2D); |
| 1152 |
} catch (CreateGeometryException e) {
|
| 1153 |
logger.error("Error creating a surface", e);
|
| 1154 |
} |
| 1155 |
break;
|
| 1156 |
} |
| 1157 |
return shp;
|
| 1158 |
} |
| 1159 |
|
| 1160 |
public static Rectangle2D convertEnvelopeToRectangle2D(Envelope jtsR) { |
| 1161 |
Rectangle2D.Double r = new Rectangle2D.Double(jtsR.getMinX(), |
| 1162 |
jtsR.getMinY(), jtsR.getWidth(), jtsR.getHeight()); |
| 1163 |
return r;
|
| 1164 |
} |
| 1165 |
|
| 1166 |
public static Envelope convertEnvelopeToJTS(org.gvsig.fmap.geom.primitive.Envelope r) { |
| 1167 |
Envelope e = new Envelope(r.getMinimum(0), r.getMaximum(0), r.getMinimum(1), |
| 1168 |
r.getMaximum(1));
|
| 1169 |
return e;
|
| 1170 |
} |
| 1171 |
|
| 1172 |
/**
|
| 1173 |
* Return a correct polygon (no hole)
|
| 1174 |
* @param coordinates
|
| 1175 |
* @return
|
| 1176 |
*/
|
| 1177 |
public static Geometry getExteriorPolygon(Coordinate[] coordinates) { |
| 1178 |
// isCCW = true => it's a hole
|
| 1179 |
Coordinate[] vs = new Coordinate[coordinates.length]; |
| 1180 |
if (CGAlgorithms.isCCW(coordinates)) {
|
| 1181 |
for (int i = vs.length-1;i >= 0; i--){ |
| 1182 |
vs[i] = coordinates[i]; |
| 1183 |
} |
| 1184 |
} else {
|
| 1185 |
vs = coordinates; |
| 1186 |
} |
| 1187 |
LinearRing ring = geomFactory.createLinearRing(vs); |
| 1188 |
|
| 1189 |
try {
|
| 1190 |
Surface surface = (Surface)manager.create(TYPES.SURFACE, SUBTYPES.GEOM2D); |
| 1191 |
surface.setGeneralPath(toShape(ring)); |
| 1192 |
return surface;
|
| 1193 |
} catch (NoninvertibleTransformException e) { |
| 1194 |
e.printStackTrace(); |
| 1195 |
} catch (CreateGeometryException e) {
|
| 1196 |
e.printStackTrace(); |
| 1197 |
} |
| 1198 |
return null; |
| 1199 |
} |
| 1200 |
|
| 1201 |
public static boolean isCCW(Point[] points) { |
| 1202 |
int length = points.length;
|
| 1203 |
Coordinate[] vs;
|
| 1204 |
|
| 1205 |
if (points[0].getX() != points[length-1].getX() || points[0].getY() != points[length-1].getY()) { |
| 1206 |
vs=new Coordinate[length+1]; |
| 1207 |
vs[points.length] = new Coordinate(points[0].getX(), points[0].getY()); |
| 1208 |
} else {
|
| 1209 |
vs=new Coordinate[length];
|
| 1210 |
} |
| 1211 |
for (int i = 0; i < length; i++) { |
| 1212 |
vs[i] = new Coordinate(points[i].getX(), points[i].getY());
|
| 1213 |
} |
| 1214 |
|
| 1215 |
return CGAlgorithms.isCCW(vs);
|
| 1216 |
} |
| 1217 |
|
| 1218 |
public static boolean isCCW(Surface pol) { |
| 1219 |
com.vividsolutions.jts.geom.Geometry jtsGeom = Converter.geometryToJts(pol); |
| 1220 |
if (jtsGeom.getNumGeometries() == 1) { |
| 1221 |
Coordinate[] coords = jtsGeom.getCoordinates();
|
| 1222 |
return CGAlgorithms.isCCW(coords);
|
| 1223 |
} |
| 1224 |
return false; |
| 1225 |
} |
| 1226 |
|
| 1227 |
/**
|
| 1228 |
* Return a hole (CCW ordered points)
|
| 1229 |
* @param coordinates
|
| 1230 |
* @return
|
| 1231 |
*/
|
| 1232 |
public static Geometry getHole(Coordinate[] coordinates) { |
| 1233 |
Coordinate[] vs = new Coordinate[coordinates.length]; |
| 1234 |
if (CGAlgorithms.isCCW(coordinates)) {
|
| 1235 |
vs=coordinates; |
| 1236 |
|
| 1237 |
}else{
|
| 1238 |
for (int i = vs.length-1; i >= 0; i--) { |
| 1239 |
vs[i] = coordinates[i]; |
| 1240 |
} |
| 1241 |
} |
| 1242 |
LinearRing ring = geomFactory.createLinearRing(vs); |
| 1243 |
|
| 1244 |
try {
|
| 1245 |
Surface surface = (Surface)manager.create(TYPES.SURFACE, SUBTYPES.GEOM2D); |
| 1246 |
surface.setGeneralPath(toShape(ring)); |
| 1247 |
return surface;
|
| 1248 |
} catch (NoninvertibleTransformException e) { |
| 1249 |
e.printStackTrace(); |
| 1250 |
} catch (CreateGeometryException e) {
|
| 1251 |
e.printStackTrace(); |
| 1252 |
} |
| 1253 |
return null; |
| 1254 |
} |
| 1255 |
|
| 1256 |
public static Shape getExteriorPolygon(GeneralPathX gp) { |
| 1257 |
Area area = new Area(gp); |
| 1258 |
area.isSingular(); |
| 1259 |
return area;
|
| 1260 |
} |
| 1261 |
|
| 1262 |
/**
|
| 1263 |
* Use it ONLY for NOT multipart polygons.
|
| 1264 |
* @param pol
|
| 1265 |
* @return
|
| 1266 |
*/
|
| 1267 |
public static Geometry getNotHolePolygon(Surface pol) { |
| 1268 |
// isCCW == true => hole
|
| 1269 |
Coordinate[] coords;
|
| 1270 |
ArrayList arrayCoords = null; |
| 1271 |
int theType;
|
| 1272 |
int numParts = 0; |
| 1273 |
|
| 1274 |
// Use this array to store segment coordinate data
|
| 1275 |
double[] theData = new double[6]; |
| 1276 |
PathIterator theIterator;
|
| 1277 |
|
| 1278 |
ArrayList shells = new ArrayList(); |
| 1279 |
ArrayList holes = new ArrayList(); |
| 1280 |
Coordinate[] points = null; |
| 1281 |
|
| 1282 |
theIterator = pol.getPathIterator(null, manager.getFlatness());
|
| 1283 |
|
| 1284 |
while (!theIterator.isDone()) {
|
| 1285 |
//while not done
|
| 1286 |
theType = theIterator.currentSegment(theData); |
| 1287 |
|
| 1288 |
//Populate a segment of the new
|
| 1289 |
// GeneralPathX object.
|
| 1290 |
//Process the current segment to populate a new
|
| 1291 |
// segment of the new GeneralPathX object.
|
| 1292 |
switch (theType) {
|
| 1293 |
case PathIterator.SEG_MOVETO: |
| 1294 |
|
| 1295 |
// System.out.println("SEG_MOVETO");
|
| 1296 |
if (arrayCoords == null) { |
| 1297 |
arrayCoords = new ArrayList(); |
| 1298 |
} else {
|
| 1299 |
points = CoordinateArrays.toCoordinateArray(arrayCoords); |
| 1300 |
|
| 1301 |
try {
|
| 1302 |
LinearRing ring = geomFactory.createLinearRing(points); |
| 1303 |
|
| 1304 |
if (CGAlgorithms.isCCW(points)) {
|
| 1305 |
holes.add(ring); |
| 1306 |
} else {
|
| 1307 |
shells.add(ring); |
| 1308 |
} |
| 1309 |
} catch (Exception e) { |
| 1310 |
System.err.println(
|
| 1311 |
"Caught Topology exception in GMLLinearRingHandler");
|
| 1312 |
|
| 1313 |
return null; |
| 1314 |
} |
| 1315 |
arrayCoords = new ArrayList(); |
| 1316 |
} |
| 1317 |
|
| 1318 |
numParts++; |
| 1319 |
arrayCoords.add(new Coordinate(theData[0], |
| 1320 |
theData[1]));
|
| 1321 |
|
| 1322 |
break;
|
| 1323 |
|
| 1324 |
case PathIterator.SEG_LINETO: |
| 1325 |
arrayCoords.add(new Coordinate(theData[0], |
| 1326 |
theData[1]));
|
| 1327 |
break;
|
| 1328 |
case PathIterator.SEG_QUADTO: |
| 1329 |
System.out.println("SEG_QUADTO Not supported here"); |
| 1330 |
break;
|
| 1331 |
case PathIterator.SEG_CUBICTO: |
| 1332 |
System.out.println("SEG_CUBICTO Not supported here"); |
| 1333 |
break;
|
| 1334 |
case PathIterator.SEG_CLOSE: |
| 1335 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 1336 |
arrayCoords.add(new Coordinate(firstCoord.x,
|
| 1337 |
firstCoord.y)); |
| 1338 |
break;
|
| 1339 |
} //end switch
|
| 1340 |
|
| 1341 |
// System.out.println("theData[0] = " + theData[0] + " theData[1]=" + theData[1]);
|
| 1342 |
theIterator.next(); |
| 1343 |
} //end while loop
|
| 1344 |
|
| 1345 |
arrayCoords.add(arrayCoords.get(0));
|
| 1346 |
coords = CoordinateArrays.toCoordinateArray(arrayCoords); |
| 1347 |
|
| 1348 |
if (numParts == 1) { |
| 1349 |
return getExteriorPolygon(coords);
|
| 1350 |
} |
| 1351 |
return pol;
|
| 1352 |
} |
| 1353 |
|
| 1354 |
/**
|
| 1355 |
* Metodo creado para construir un MultiSurface formado por varias surface
|
| 1356 |
*
|
| 1357 |
* @author Leticia Riestra
|
| 1358 |
* @param geom
|
| 1359 |
* @return
|
| 1360 |
*/
|
| 1361 |
public static com.vividsolutions.jts.geom.Geometry multiSurfaceToJts(MultiSurface geom, int srid) { |
| 1362 |
Polygon[] polygons = new Polygon[geom.getPrimitivesNumber()]; |
| 1363 |
for (int i = 0; i < polygons.length; i++){ |
| 1364 |
MultiPolygon polygon = (MultiPolygon)surfaceToJts((geom.getPrimitiveAt(i)), srid); |
| 1365 |
|
| 1366 |
polygons[i] = (Polygon)polygon.getGeometryN(0);//(Polygon) surfaceToJts((geom.getPrimitiveAt(i)), srid); |
| 1367 |
} |
| 1368 |
return new com.vividsolutions.jts.geom.GeometryFactory().createMultiPolygon(polygons); |
| 1369 |
} |
| 1370 |
|
| 1371 |
private static com.vividsolutions.jts.geom.Geometry surfaceToJts(Geometry shp, int srid) { |
| 1372 |
com.vividsolutions.jts.geom.Geometry geoJTS = null;
|
| 1373 |
ArrayList arrayLines;
|
| 1374 |
LineString lin = null;
|
| 1375 |
PathIterator theIterator;
|
| 1376 |
int theType;
|
| 1377 |
int numParts = 0; |
| 1378 |
double[] theData = new double[6]; |
| 1379 |
ArrayList arrayCoords = null; |
| 1380 |
Coordinate coord; |
| 1381 |
|
| 1382 |
arrayLines = new ArrayList(); |
| 1383 |
|
| 1384 |
ArrayList shells = new ArrayList(); |
| 1385 |
ArrayList holes = new ArrayList(); |
| 1386 |
Coordinate[] points = null; |
| 1387 |
|
| 1388 |
theIterator = shp.getPathIterator(null, manager.getFlatness());
|
| 1389 |
|
| 1390 |
while (!theIterator.isDone()) {
|
| 1391 |
//while not done
|
| 1392 |
theType = theIterator.currentSegment(theData); |
| 1393 |
|
| 1394 |
//Populate a segment of the new
|
| 1395 |
// GeneralPathX object.
|
| 1396 |
//Process the current segment to populate a new
|
| 1397 |
// segment of the new GeneralPathX object.
|
| 1398 |
switch (theType) {
|
| 1399 |
case PathIterator.SEG_MOVETO: |
| 1400 |
|
| 1401 |
// System.out.println("SEG_MOVETO");
|
| 1402 |
if (arrayCoords == null) { |
| 1403 |
arrayCoords = new ArrayList(); |
| 1404 |
} else {
|
| 1405 |
points = CoordinateArrays.toCoordinateArray(arrayCoords); |
| 1406 |
|
| 1407 |
try {
|
| 1408 |
LinearRing ring = geomFactory.createLinearRing(points); |
| 1409 |
|
| 1410 |
if (CGAlgorithms.isCCW(points)) {
|
| 1411 |
holes.add(ring); |
| 1412 |
} else {
|
| 1413 |
shells.add(ring); |
| 1414 |
} |
| 1415 |
} catch (Exception e) { |
| 1416 |
boolean same = true; |
| 1417 |
for (int i = 0; i < points.length-1 && same; i++) { |
| 1418 |
if (points[i].x != points[i+1].x || |
| 1419 |
points[i].y != points[i+1].y /*|| |
| 1420 |
points[i].z != points[i+1].z*/
|
| 1421 |
) {
|
| 1422 |
same = false;
|
| 1423 |
} |
| 1424 |
} |
| 1425 |
if (same) {
|
| 1426 |
return geomFactory.createPoint(points[0]); |
| 1427 |
} |
| 1428 |
|
| 1429 |
if (points.length>1 && points.length<=3) { |
| 1430 |
// return geomFactory.createLineString(points);
|
| 1431 |
return geomFactory.createMultiLineString(new LineString[] {geomFactory.createLineString(points)}); |
| 1432 |
} |
| 1433 |
|
| 1434 |
System.err.println(
|
| 1435 |
"Caught Topology exception in GMLLinearRingHandler");
|
| 1436 |
|
| 1437 |
return null; |
| 1438 |
} |
| 1439 |
|
| 1440 |
/* if (numParts == 1)
|
| 1441 |
{
|
| 1442 |
linRingExt = new GeometryFactory().createLinearRing(
|
| 1443 |
CoordinateArrays.toCoordinateArray(arrayCoords));
|
| 1444 |
}
|
| 1445 |
else
|
| 1446 |
{
|
| 1447 |
linRing = new GeometryFactory().createLinearRing(
|
| 1448 |
CoordinateArrays.toCoordinateArray(arrayCoords));
|
| 1449 |
arrayLines.add(linRing);
|
| 1450 |
} */
|
| 1451 |
arrayCoords = new ArrayList(); |
| 1452 |
} |
| 1453 |
|
| 1454 |
numParts++; |
| 1455 |
arrayCoords.add(new Coordinate(theData[0], |
| 1456 |
theData[1]));
|
| 1457 |
|
| 1458 |
break;
|
| 1459 |
|
| 1460 |
case PathIterator.SEG_LINETO: |
| 1461 |
|
| 1462 |
arrayCoords.add(new Coordinate(theData[0], |
| 1463 |
theData[1]));
|
| 1464 |
|
| 1465 |
break;
|
| 1466 |
|
| 1467 |
case PathIterator.SEG_QUADTO: |
| 1468 |
System.out.println("SEG_QUADTO Not supported here"); |
| 1469 |
|
| 1470 |
break;
|
| 1471 |
|
| 1472 |
case PathIterator.SEG_CUBICTO: |
| 1473 |
System.out.println("SEG_CUBICTO Not supported here"); |
| 1474 |
|
| 1475 |
break;
|
| 1476 |
|
| 1477 |
case PathIterator.SEG_CLOSE: |
| 1478 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 1479 |
arrayCoords.add(new Coordinate(firstCoord.x,
|
| 1480 |
firstCoord.y)); |
| 1481 |
|
| 1482 |
break;
|
| 1483 |
} //end switch
|
| 1484 |
|
| 1485 |
// System.out.println("theData[0] = " + theData[0] + " theData[1]=" + theData[1]);
|
| 1486 |
theIterator.next(); |
| 1487 |
} //end while loop
|
| 1488 |
|
| 1489 |
|
| 1490 |
Coordinate firstCoord = (Coordinate) arrayCoords.get(0);
|
| 1491 |
Coordinate lastCoord = (Coordinate) arrayCoords.get(arrayCoords |
| 1492 |
.size() - 1);
|
| 1493 |
if (!isClosed(firstCoord, lastCoord)) {
|
| 1494 |
arrayCoords.add(firstCoord); |
| 1495 |
} |
| 1496 |
points = CoordinateArrays.toCoordinateArray(arrayCoords); |
| 1497 |
|
| 1498 |
try {
|
| 1499 |
LinearRing ring = geomFactory.createLinearRing(points); |
| 1500 |
|
| 1501 |
if (CGAlgorithms.isCCW(points)) {
|
| 1502 |
holes.add(ring); |
| 1503 |
} else {
|
| 1504 |
shells.add(ring); |
| 1505 |
} |
| 1506 |
ring.setSRID(srid); |
| 1507 |
} catch (Exception e) { |
| 1508 |
boolean same = true; |
| 1509 |
for (int i = 0; i < points.length-1 && same; i++) { |
| 1510 |
if (points[i].x != points[i+1].x || |
| 1511 |
points[i].y != points[i+1].y /*|| |
| 1512 |
points[i].z != points[i+1].z*/
|
| 1513 |
) {
|
| 1514 |
same = false;
|
| 1515 |
} |
| 1516 |
} |
| 1517 |
if (same) {
|
| 1518 |
geoJTS = geomFactory.createPoint(points[0]);
|
| 1519 |
geoJTS.setSRID(srid); |
| 1520 |
return geoJTS;
|
| 1521 |
} |
| 1522 |
if (points.length>1 && points.length<=3) { |
| 1523 |
// return geomFactory.createLineString(points);
|
| 1524 |
geoJTS = geomFactory |
| 1525 |
.createMultiLineString(new LineString[] { geomFactory |
| 1526 |
.createLineString(points) }); |
| 1527 |
geoJTS.setSRID(srid); |
| 1528 |
return geoJTS;
|
| 1529 |
} |
| 1530 |
System.err.println(
|
| 1531 |
"Caught Topology exception in GMLLinearRingHandler");
|
| 1532 |
|
| 1533 |
return null; |
| 1534 |
} |
| 1535 |
|
| 1536 |
/* linRing = new GeometryFactory().createLinearRing(
|
| 1537 |
CoordinateArrays.toCoordinateArray(arrayCoords)); */
|
| 1538 |
|
| 1539 |
// System.out.println("NumParts = " + numParts);
|
| 1540 |
//now we have a list of all shells and all holes
|
| 1541 |
ArrayList holesForShells = new ArrayList(shells.size()); |
| 1542 |
|
| 1543 |
for (int i = 0; i < shells.size(); i++) { |
| 1544 |
holesForShells.add(new ArrayList()); |
| 1545 |
} |
| 1546 |
|
| 1547 |
//find homes
|
| 1548 |
for (int i = 0; i < holes.size(); i++) { |
| 1549 |
LinearRing testRing = (LinearRing) holes.get(i); |
| 1550 |
LinearRing minShell = null;
|
| 1551 |
Envelope minEnv = null;
|
| 1552 |
Envelope testEnv = testRing.getEnvelopeInternal(); |
| 1553 |
Coordinate testPt = testRing.getCoordinateN(0);
|
| 1554 |
LinearRing tryRing = null;
|
| 1555 |
|
| 1556 |
for (int j = 0; j < shells.size(); j++) { |
| 1557 |
tryRing = (LinearRing) shells.get(j); |
| 1558 |
|
| 1559 |
Envelope tryEnv = tryRing.getEnvelopeInternal(); |
| 1560 |
|
| 1561 |
if (minShell != null) { |
| 1562 |
minEnv = minShell.getEnvelopeInternal(); |
| 1563 |
} |
| 1564 |
|
| 1565 |
boolean isContained = false; |
| 1566 |
Coordinate[] coordList = tryRing.getCoordinates();
|
| 1567 |
|
| 1568 |
if (tryEnv.contains(testEnv) &&
|
| 1569 |
(CGAlgorithms.isPointInRing(testPt, coordList) || |
| 1570 |
(pointInList(testPt, coordList)))) {
|
| 1571 |
isContained = true;
|
| 1572 |
} |
| 1573 |
|
| 1574 |
// check if this new containing ring is smaller than the current minimum ring
|
| 1575 |
if (isContained) {
|
| 1576 |
if ((minShell == null) || minEnv.contains(tryEnv)) { |
| 1577 |
minShell = tryRing; |
| 1578 |
} |
| 1579 |
} |
| 1580 |
} |
| 1581 |
|
| 1582 |
if (minShell == null) { |
| 1583 |
// System.out.println(
|
| 1584 |
// polygon found with a hole thats not inside a shell);
|
| 1585 |
// azabala: we do the assumption that this hole is really a shell (polygon)
|
| 1586 |
// whose point werent digitized in the right order
|
| 1587 |
Coordinate[] cs = testRing.getCoordinates();
|
| 1588 |
Coordinate[] reversed = new Coordinate[cs.length]; |
| 1589 |
int pointIndex = 0; |
| 1590 |
for(int z = cs.length-1; z >= 0; z--){ |
| 1591 |
reversed[pointIndex] = cs[z]; |
| 1592 |
pointIndex++; |
| 1593 |
} |
| 1594 |
LinearRing newRing = geomFactory.createLinearRing(reversed); |
| 1595 |
shells.add(newRing); |
| 1596 |
holesForShells.add(new ArrayList()); |
| 1597 |
} else {
|
| 1598 |
((ArrayList) holesForShells.get(shells.indexOf(minShell))).add(testRing);
|
| 1599 |
} |
| 1600 |
} |
| 1601 |
|
| 1602 |
Polygon[] polygons = new Polygon[shells.size()]; |
| 1603 |
|
| 1604 |
for (int i = 0; i < shells.size(); i++) { |
| 1605 |
polygons[i] = geomFactory.createPolygon((LinearRing) shells.get( |
| 1606 |
i), |
| 1607 |
(LinearRing[]) ((ArrayList) holesForShells.get(i)).toArray( |
| 1608 |
new LinearRing[0])); |
| 1609 |
polygons[i].setSRID(srid); |
| 1610 |
} |
| 1611 |
|
| 1612 |
|
| 1613 |
holesForShells = null;
|
| 1614 |
shells = null;
|
| 1615 |
holes = null;
|
| 1616 |
|
| 1617 |
geoJTS = geomFactory.createMultiPolygon(polygons); |
| 1618 |
geoJTS.setSRID(srid); |
| 1619 |
|
| 1620 |
return geoJTS;
|
| 1621 |
} |
| 1622 |
|
| 1623 |
/* public static GeometryCollection convertFGeometryCollection(FGeometryCollection fGeomC)
|
| 1624 |
{
|
| 1625 |
|
| 1626 |
geomFactory.createGeometryCollection(theGeoms);
|
| 1627 |
} */
|
| 1628 |
} |