root / tags / v2_0_0_Build_2050 / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / util / Converter.java @ 38677
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 |
} |