root / branches / v2_0_0_prep / libraries / libFMap_geometries / src / org / gvsig / fmap / geom / impl / DefaultGeometryManager.java @ 38596
History | View | Annotate | Download (26.8 KB)
1 | 26788 | jpiera | /* gvSIG. Geographic Information System of the Valencian Government
|
---|---|---|---|
2 | 27019 | jpiera | *
|
3 | * Copyright (C) 2007-2008 Infrastructures and Transports Department
|
||
4 | * of the Valencian Government (CIT)
|
||
5 | 29105 | jmvivo | *
|
6 | 27019 | jpiera | * This program is free software; you can redistribute it and/or
|
7 | * modify it under the terms of the GNU General Public License
|
||
8 | * as published by the Free Software Foundation; either version 2
|
||
9 | * of the License, or (at your option) any later version.
|
||
10 | 29105 | jmvivo | *
|
11 | 27019 | jpiera | * This program is distributed in the hope that it will be useful,
|
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||
14 | * GNU General Public License for more details.
|
||
15 | 29105 | jmvivo | *
|
16 | 27019 | jpiera | * You should have received a copy of the GNU General Public License
|
17 | * along with this program; if not, write to the Free Software
|
||
18 | 29105 | jmvivo | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
19 | 27019 | jpiera | * MA 02110-1301, USA.
|
20 | 29105 | jmvivo | *
|
21 | 27019 | jpiera | */
|
22 | 26788 | jpiera | |
23 | /*
|
||
24 | 27019 | jpiera | * AUTHORS (In addition to CIT):
|
25 | * 2009 {Iver T.I.} {Task}
|
||
26 | */
|
||
27 | |||
28 | 27029 | jpiera | package org.gvsig.fmap.geom.impl; |
29 | 26788 | jpiera | |
30 | 29105 | jmvivo | import java.awt.geom.PathIterator; |
31 | 26788 | jpiera | import java.util.ArrayList; |
32 | import java.util.HashMap; |
||
33 | 27229 | jpiera | import java.util.Iterator; |
34 | 26788 | jpiera | import java.util.List; |
35 | import java.util.Map; |
||
36 | |||
37 | 34140 | jpiera | import org.slf4j.Logger; |
38 | import org.slf4j.LoggerFactory; |
||
39 | |||
40 | 27029 | jpiera | import org.gvsig.fmap.geom.Geometry; |
41 | 34140 | jpiera | import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
42 | import org.gvsig.fmap.geom.Geometry.TYPES; |
||
43 | 31020 | cordinyana | import org.gvsig.fmap.geom.GeometryException; |
44 | 27029 | jpiera | import org.gvsig.fmap.geom.GeometryLocator; |
45 | import org.gvsig.fmap.geom.GeometryManager; |
||
46 | 29105 | jmvivo | import org.gvsig.fmap.geom.aggregate.MultiCurve; |
47 | import org.gvsig.fmap.geom.aggregate.MultiSurface; |
||
48 | 27397 | jpiera | import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
49 | import org.gvsig.fmap.geom.exception.CreateGeometryException; |
||
50 | 26788 | jpiera | import org.gvsig.fmap.geom.operation.GeometryOperation; |
51 | import org.gvsig.fmap.geom.operation.GeometryOperationContext; |
||
52 | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
||
53 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
||
54 | 32924 | jjdelcerro | import org.gvsig.fmap.geom.operation.fromwkt.FromWKTGeometryOperationContext; |
55 | 27397 | jpiera | import org.gvsig.fmap.geom.primitive.Curve; |
56 | 27019 | jpiera | import org.gvsig.fmap.geom.primitive.Envelope; |
57 | 27397 | jpiera | import org.gvsig.fmap.geom.primitive.GeneralPathX; |
58 | import org.gvsig.fmap.geom.primitive.NullGeometry; |
||
59 | import org.gvsig.fmap.geom.primitive.Point; |
||
60 | 38596 | cordinyana | import org.gvsig.fmap.geom.primitive.PointGeometryType; |
61 | 27397 | jpiera | import org.gvsig.fmap.geom.primitive.Surface; |
62 | 32387 | nbrodin | import org.gvsig.fmap.geom.primitive.impl.DefaultNullGeometry; |
63 | 27029 | jpiera | import org.gvsig.fmap.geom.primitive.impl.Envelope2D; |
64 | import org.gvsig.fmap.geom.primitive.impl.Envelope3D; |
||
65 | 26788 | jpiera | import org.gvsig.fmap.geom.type.GeometryType; |
66 | import org.gvsig.fmap.geom.type.GeometryTypeNotSupportedException; |
||
67 | 28085 | jpiera | import org.gvsig.fmap.geom.type.GeometryTypeNotValidException; |
68 | 27029 | jpiera | import org.gvsig.fmap.geom.type.impl.DefaultGeometryType; |
69 | 26788 | jpiera | |
70 | /**
|
||
71 | 26809 | jpiera | * Default implementation for the {@link GeometryManager}. When the
|
72 | 34708 | jjdelcerro | * application starts, this class is registered in the {@link GeometryLocator}
|
73 | * using the {@link DefaultGeometryLibrary}.
|
||
74 | *
|
||
75 | 26788 | jpiera | * @author <a href="mailto:jpiera@gvsig.org">Jorge Piera</a>
|
76 | */
|
||
77 | |||
78 | 31020 | cordinyana | public class DefaultGeometryManager implements GeometryManager { |
79 | 26788 | jpiera | |
80 | 34708 | jjdelcerro | private static final Logger logger = LoggerFactory |
81 | 35185 | jpiera | .getLogger(GeometryManager.class); |
82 | 34708 | jjdelcerro | private double flatness = 0.8; |
83 | 26788 | jpiera | |
84 | 34708 | jjdelcerro | /**
|
85 | * This list holds the unique name of all registered geometry operations.
|
||
86 | * The index in which they are stored is also the operation code used to
|
||
87 | * invoke each one of them
|
||
88 | */
|
||
89 | private List geometryOperations = new ArrayList(); |
||
90 | 26788 | jpiera | |
91 | 34708 | jjdelcerro | /**
|
92 | * Common operations are registered here. Type specific operations are
|
||
93 | * registered in the corresponding GeometryType instance
|
||
94 | */
|
||
95 | // private List commonOperations = new ArrayList();
|
||
96 | 27019 | jpiera | |
97 | 34708 | jjdelcerro | /**
|
98 | * This map holds the instances of all registered GeometryType. The key is
|
||
99 | * the name of the specific Geometry subclass.
|
||
100 | * In other words, the string "org.gvsig.fmap.geom.primitive.Point2D" is the
|
||
101 | * hash key to obtain an instance of GeometryType holding the
|
||
102 | * operations associated to the class org.gvsig.fmap.geom.primitive.Point2D.
|
||
103 | */
|
||
104 | private Map geometryTypeName = new HashMap(); |
||
105 | 26788 | jpiera | |
106 | 34708 | jjdelcerro | /**
|
107 | * Matrix of geometry types by type (row) and subtype (column). This matrix
|
||
108 | * will contain null values in the cells where a GeometryType hasn't been
|
||
109 | * registered.
|
||
110 | */
|
||
111 | private GeometryType[][] geometryTypes; |
||
112 | 26788 | jpiera | |
113 | 34708 | jjdelcerro | // Initially create a matrix of 17 x 6, which are the current default
|
114 | // types and subtypes. If another type or subtype is registered, the
|
||
115 | // matrix will grow as needed
|
||
116 | private static final int DEFAULT_TYPES_SIZE = 17; |
||
117 | private static final int DEFAULT_SUBTYPES_SIZE = 6; |
||
118 | 26788 | jpiera | |
119 | 34708 | jjdelcerro | public DefaultGeometryManager() {
|
120 | this(DEFAULT_TYPES_SIZE, DEFAULT_SUBTYPES_SIZE);
|
||
121 | } |
||
122 | 26788 | jpiera | |
123 | 34708 | jjdelcerro | public DefaultGeometryManager(int initialTypesSize, int initialSubtypesSize) { |
124 | geometryTypes = new GeometryType[initialTypesSize][initialSubtypesSize];
|
||
125 | } |
||
126 | 26788 | jpiera | |
127 | 34708 | jjdelcerro | public int registerGeometryOperation(String geomOpName, |
128 | GeometryOperation geomOp, GeometryType geomType) { |
||
129 | if (geomOp == null) { |
||
130 | throw new IllegalArgumentException("geomOp cannot be null."); |
||
131 | } |
||
132 | if (geomType == null) { |
||
133 | throw new IllegalArgumentException("geomType cannot be null."); |
||
134 | } |
||
135 | 26788 | jpiera | |
136 | 34708 | jjdelcerro | int index = getGeometryOperationCode(geomOpName);
|
137 | 26788 | jpiera | |
138 | 34708 | jjdelcerro | geomType.setGeometryOperation(index, geomOp); |
139 | 26788 | jpiera | |
140 | 34708 | jjdelcerro | return index;
|
141 | } |
||
142 | 26788 | jpiera | |
143 | 34708 | jjdelcerro | public int registerGeometryOperation(String geomOpName, |
144 | GeometryOperation geomOp) { |
||
145 | if (geomOpName == null) { |
||
146 | throw new IllegalArgumentException("geomOpName cannot be null."); |
||
147 | } |
||
148 | if (geomOp == null) { |
||
149 | throw new IllegalArgumentException("geomOp cannot be null."); |
||
150 | } |
||
151 | 26788 | jpiera | |
152 | 34708 | jjdelcerro | int index = getGeometryOperationCode(geomOpName);
|
153 | 26788 | jpiera | |
154 | 34708 | jjdelcerro | Iterator it = geometryTypeName.keySet().iterator();
|
155 | while (it.hasNext()) {
|
||
156 | String className = (String) it.next(); |
||
157 | GeometryType geometryType = |
||
158 | (GeometryType) geometryTypeName.get(className); |
||
159 | registerGeometryOperation(geomOpName, geomOp, geometryType); |
||
160 | } |
||
161 | 26788 | jpiera | |
162 | 34708 | jjdelcerro | return index;
|
163 | 26788 | jpiera | |
164 | 34708 | jjdelcerro | } |
165 | 26788 | jpiera | |
166 | 34708 | jjdelcerro | public int registerGeometryOperation(String geomOpName, |
167 | GeometryOperation geomOp, int type, int subType) |
||
168 | 35185 | jpiera | throws GeometryTypeNotSupportedException, GeometryTypeNotValidException {
|
169 | 34708 | jjdelcerro | GeometryType geometryType = getGeometryType(type, subType); |
170 | return registerGeometryOperation(geomOpName, geomOp, geometryType);
|
||
171 | } |
||
172 | 27397 | jpiera | |
173 | 34708 | jjdelcerro | public int registerGeometryOperation(String geomOpName, |
174 | GeometryOperation geomOp, int type) {
|
||
175 | Iterator it = geometryTypeName.keySet().iterator();
|
||
176 | int code = -1; |
||
177 | while (it.hasNext()) {
|
||
178 | String className = (String) it.next(); |
||
179 | GeometryType geometryType = |
||
180 | (GeometryType) geometryTypeName.get(className); |
||
181 | if ((type == geometryType.getType())) {
|
||
182 | code = |
||
183 | registerGeometryOperation(geomOpName, geomOp, geometryType); |
||
184 | } |
||
185 | } |
||
186 | return code;
|
||
187 | } |
||
188 | 27229 | jpiera | |
189 | 34708 | jjdelcerro | public int registerGeometryOperationBySubtype(String geomOpName, |
190 | GeometryOperation geomOp, int subType) {
|
||
191 | Iterator it = geometryTypeName.keySet().iterator();
|
||
192 | int code = -1; |
||
193 | while (it.hasNext()) {
|
||
194 | String className = (String) it.next(); |
||
195 | GeometryType geometryType = |
||
196 | (GeometryType) geometryTypeName.get(className); |
||
197 | if ((subType == geometryType.getSubType())) {
|
||
198 | code = |
||
199 | registerGeometryOperation(geomOpName, geomOp, geometryType); |
||
200 | } |
||
201 | } |
||
202 | return code;
|
||
203 | 35185 | jpiera | } |
204 | |||
205 | public int registerGeometryOperationBySuperType(String geomOpName, |
||
206 | GeometryOperation geomOp, int superType) {
|
||
207 | Iterator it = geometryTypeName.keySet().iterator();
|
||
208 | int code = -1; |
||
209 | while (it.hasNext()) {
|
||
210 | String className = (String) it.next(); |
||
211 | GeometryType geometryType = |
||
212 | (GeometryType) geometryTypeName.get(className); |
||
213 | if (geometryType.isTypeOf(superType)) {
|
||
214 | code = |
||
215 | registerGeometryOperation(geomOpName, geomOp, geometryType); |
||
216 | } |
||
217 | } |
||
218 | return code;
|
||
219 | 34708 | jjdelcerro | } |
220 | 26788 | jpiera | |
221 | 35185 | jpiera | public int registerGeometryOperationBySuperSubType(String geomOpName, |
222 | GeometryOperation geomOp, int superSubType) {
|
||
223 | Iterator it = geometryTypeName.keySet().iterator();
|
||
224 | int code = -1; |
||
225 | while (it.hasNext()) {
|
||
226 | String className = (String) it.next(); |
||
227 | GeometryType geometryType = |
||
228 | (GeometryType) geometryTypeName.get(className); |
||
229 | if (geometryType.isSubTypeOf(superSubType)) {
|
||
230 | code = |
||
231 | registerGeometryOperation(geomOpName, geomOp, geometryType); |
||
232 | } |
||
233 | } |
||
234 | return code;
|
||
235 | } |
||
236 | |||
237 | 34708 | jjdelcerro | public GeometryType registerGeometryType(Class geomClass, String name, |
238 | int type, int subType) { |
||
239 | 35185 | jpiera | return registerGeometryType(geomClass, name, type, subType,
|
240 | new int[0], new int[0]); |
||
241 | } |
||
242 | |||
243 | public GeometryType registerGeometryType(Class geomClass, String name, |
||
244 | int type, int subType, int superType, int superSubType) { |
||
245 | return registerGeometryType(geomClass, name, type, subType,
|
||
246 | new int[]{superType}, new int[]{superSubType}); |
||
247 | 34708 | jjdelcerro | } |
248 | 26788 | jpiera | |
249 | 35185 | jpiera | public GeometryType registerGeometryType(Class geomClass, String name, |
250 | int type, int subType, int superType) { |
||
251 | return registerGeometryType(geomClass, name, type, subType,
|
||
252 | new int[]{superType}, new int[0]); |
||
253 | } |
||
254 | |||
255 | public GeometryType registerGeometryType(Class geomClass, String name, |
||
256 | int type, int subType, int[] superTypes) { |
||
257 | return registerGeometryType(geomClass, name, type, subType,
|
||
258 | superTypes, new int[0]); |
||
259 | } |
||
260 | |||
261 | 34708 | jjdelcerro | /**
|
262 | * Registers a Geometry implementation class with a predefined geometry type
|
||
263 | * and returns the
|
||
264 | * associated GeometryType instance. Available predefined types are defined
|
||
265 | * in {@link Geometry.TYPES} If the class is already registered then this
|
||
266 | * method throws an IllegalArgumentException.<br>
|
||
267 | *
|
||
268 | * How to register a geometry class with a predefined type:
|
||
269 | *
|
||
270 | * <pre>
|
||
271 | *
|
||
272 | * public class Point2D implements Point {
|
||
273 | * private static final GeometryType geomType = GeometryManager.getInstance()
|
||
274 | * .registerBasicGeometryType(Point2D.class, "Point2D", Geometry.TYPES.POINT);
|
||
275 | *
|
||
276 | * ...
|
||
277 | * public int getType() {
|
||
278 | * return geomType.getType();
|
||
279 | * }
|
||
280 | * }
|
||
281 | * </pre>
|
||
282 | *
|
||
283 | * @param geomClass
|
||
284 | * Geometry subclass. It must not be null and must implement
|
||
285 | * Geometry, otherwise an exception
|
||
286 | * is raised.
|
||
287 | * @param name
|
||
288 | * Symbolic name for the geometry type, it can be null. If it is
|
||
289 | * null then the symbolic name
|
||
290 | * will be the simple class name.
|
||
291 | * @param id
|
||
292 | * Geometry identifier.
|
||
293 | * @param type
|
||
294 | * Type of geometry. Must be a value defined in
|
||
295 | * {@link Geometry.TYPES}
|
||
296 | * @param subType
|
||
297 | * SubType of geometry. Must be a value defined in
|
||
298 | * {@link Geometry.SUBTYPES}
|
||
299 | * @return Instance of GeometryType associated to the Geometry
|
||
300 | * implementation class
|
||
301 | * geomClass
|
||
302 | * @throws IllegalArgumentException
|
||
303 | * If geomClass is null or does not implement Geometry
|
||
304 | */
|
||
305 | 38596 | cordinyana | public GeometryType registerGeometryType(Class geomClass, String name, |
306 | int type, int subType, int[] superTypes, int superSubTypes[]) { |
||
307 | 34708 | jjdelcerro | if (geomClass == null) { |
308 | throw new IllegalArgumentException("geomClass cannot be null."); |
||
309 | } |
||
310 | 26788 | jpiera | |
311 | 34708 | jjdelcerro | if (!Geometry.class.isAssignableFrom(geomClass)) {
|
312 | throw new IllegalArgumentException(geomClass.getName() |
||
313 | + " must implement the Geometry interface");
|
||
314 | } |
||
315 | 26788 | jpiera | |
316 | 34708 | jjdelcerro | // Check if it is registered
|
317 | GeometryType geomType = null;
|
||
318 | if (type >= geometryTypes.length || subType >= geometryTypes[0].length |
||
319 | || (geomType = geometryTypes[type][subType]) == null) {
|
||
320 | geomType = |
||
321 | 38596 | cordinyana | new DefaultGeometryType(geomClass, name, type, subType,
|
322 | 35185 | jpiera | superTypes, superSubTypes); |
323 | 34708 | jjdelcerro | registerGeometryType(geomType); |
324 | geometryTypeName.put(geomClass.getName(), geomType); |
||
325 | } |
||
326 | 31020 | cordinyana | |
327 | 34708 | jjdelcerro | logger.debug("Class {} registered with name {}", geomClass,
|
328 | geomType.getName()); |
||
329 | 26788 | jpiera | |
330 | 34708 | jjdelcerro | return geomType;
|
331 | } |
||
332 | 31020 | cordinyana | |
333 | 38596 | cordinyana | public void registerGeometryType(GeometryType geometryType) { |
334 | 34708 | jjdelcerro | if (geometryType.getType() >= geometryTypes.length
|
335 | || geometryType.getSubType() >= geometryTypes[0].length) {
|
||
336 | 31020 | cordinyana | |
337 | 34708 | jjdelcerro | // Recreate the geometry type matrix if the types
|
338 | // or subtypes don't fit
|
||
339 | int newTypesSize =
|
||
340 | geometryType.getType() < geometryTypes.length |
||
341 | 35185 | jpiera | ? geometryTypes.length : geometryType.getType() + 1;
|
342 | 34708 | jjdelcerro | int newSubTypesSize =
|
343 | geometryType.getSubType() < geometryTypes[0].length
|
||
344 | 35185 | jpiera | ? geometryTypes[0].length : geometryType.getSubType() + 1; |
345 | GeometryType[][] newMatrix = |
||
346 | new GeometryType[newTypesSize][newSubTypesSize];
|
||
347 | 31020 | cordinyana | |
348 | 35185 | jpiera | for (int i = 0; i < geometryTypes.length; i++) { |
349 | System.arraycopy(geometryTypes[i], 0, newMatrix[i], 0, |
||
350 | geometryTypes[i].length); |
||
351 | } |
||
352 | geometryTypes = newMatrix; |
||
353 | 34708 | jjdelcerro | } |
354 | 31020 | cordinyana | |
355 | 34708 | jjdelcerro | geometryTypes[geometryType.getType()][geometryType.getSubType()] = |
356 | geometryType; |
||
357 | } |
||
358 | 26788 | jpiera | |
359 | 34708 | jjdelcerro | public GeometryType registerGeometryType(Class geomClass, int type, |
360 | int subType) {
|
||
361 | return registerGeometryType(geomClass, null, type, subType); |
||
362 | } |
||
363 | 26788 | jpiera | |
364 | 34708 | jjdelcerro | public GeometryType getGeometryType(String className) |
365 | 35185 | jpiera | throws GeometryTypeNotSupportedException {
|
366 | 34708 | jjdelcerro | if (!geometryTypeName.containsKey(className)) {
|
367 | throw new GeometryTypeNotSupportedException(className); |
||
368 | } |
||
369 | return (GeometryType) geometryTypeName.get(className);
|
||
370 | } |
||
371 | 31020 | cordinyana | |
372 | 34708 | jjdelcerro | public GeometryType getGeometryType(int type, int subType) |
373 | 35185 | jpiera | throws GeometryTypeNotSupportedException, GeometryTypeNotValidException {
|
374 | 34708 | jjdelcerro | GeometryType gType = null;
|
375 | if (type >= geometryTypes.length || subType >= geometryTypes[0].length) { |
||
376 | throw new GeometryTypeNotValidException(type, subType); |
||
377 | } |
||
378 | 31020 | cordinyana | |
379 | 34708 | jjdelcerro | gType = geometryTypes[type][subType]; |
380 | 31020 | cordinyana | |
381 | 34708 | jjdelcerro | if (gType == null) { |
382 | throw new GeometryTypeNotSupportedException(type, subType); |
||
383 | } |
||
384 | 31020 | cordinyana | |
385 | 34708 | jjdelcerro | return gType;
|
386 | } |
||
387 | 26788 | jpiera | |
388 | 34708 | jjdelcerro | public Geometry create(GeometryType geomType)
|
389 | 35185 | jpiera | throws CreateGeometryException {
|
390 | 34708 | jjdelcerro | return geomType.create();
|
391 | } |
||
392 | 26788 | jpiera | |
393 | 34708 | jjdelcerro | public Geometry create(String name) throws CreateGeometryException { |
394 | if (!geometryTypeName.containsKey(name)) {
|
||
395 | throw new IllegalArgumentException(name |
||
396 | + " has not been registered yet.");
|
||
397 | } |
||
398 | return ((GeometryType) geometryTypeName.get(name)).create();
|
||
399 | } |
||
400 | 26788 | jpiera | |
401 | 34708 | jjdelcerro | public Geometry create(int type, int subType) |
402 | 35185 | jpiera | throws CreateGeometryException {
|
403 | 34708 | jjdelcerro | try {
|
404 | return getGeometryType(type, subType).create();
|
||
405 | } catch (GeometryException e) {
|
||
406 | throw new CreateGeometryException(type, subType, e); |
||
407 | } |
||
408 | } |
||
409 | 27397 | jpiera | |
410 | 34708 | jjdelcerro | public Curve createCurve(GeneralPathX generalPathX, int subType) |
411 | 35185 | jpiera | throws CreateGeometryException {
|
412 | 34708 | jjdelcerro | Curve curve = (Curve) create(TYPES.CURVE, subType); |
413 | curve.setGeneralPath(generalPathX); |
||
414 | return curve;
|
||
415 | } |
||
416 | 27397 | jpiera | |
417 | 34708 | jjdelcerro | public NullGeometry createNullGeometry(int subType) |
418 | 35185 | jpiera | throws CreateGeometryException {
|
419 | 34708 | jjdelcerro | NullGeometry nullGeom = (NullGeometry) create(TYPES.NULL, subType); |
420 | return nullGeom;
|
||
421 | } |
||
422 | 27397 | jpiera | |
423 | 34708 | jjdelcerro | public Point createPoint(double x, double y, int subType) |
424 | 35185 | jpiera | throws CreateGeometryException {
|
425 | 34708 | jjdelcerro | Point point = (Point) create(TYPES.POINT, subType); |
426 | point.setX(x); |
||
427 | point.setY(y); |
||
428 | return point;
|
||
429 | } |
||
430 | 27397 | jpiera | |
431 | 34708 | jjdelcerro | public Surface createSurface(GeneralPathX generalPathX, int subType) |
432 | 35185 | jpiera | throws CreateGeometryException {
|
433 | 34708 | jjdelcerro | Surface surface = (Surface) create(TYPES.SURFACE, subType); |
434 | surface.setGeneralPath(generalPathX); |
||
435 | return surface;
|
||
436 | } |
||
437 | 27397 | jpiera | |
438 | 34708 | jjdelcerro | public GeometryOperation getGeometryOperation(int opCode, int type, |
439 | int subType) throws GeometryTypeNotSupportedException, |
||
440 | GeometryOperationNotSupportedException, GeometryTypeNotValidException { |
||
441 | GeometryType geometryType = getGeometryType(type, subType); |
||
442 | return geometryType.getGeometryOperation(opCode);
|
||
443 | } |
||
444 | 26788 | jpiera | |
445 | 37331 | cordinyana | public GeometryOperation getGeometryOperation(int opCode) |
446 | throws GeometryOperationNotSupportedException {
|
||
447 | if (opCode < 0) { |
||
448 | throw new GeometryOperationNotSupportedException(opCode); |
||
449 | } |
||
450 | GeometryType type = |
||
451 | (GeometryType) geometryTypeName.get(DefaultNullGeometry.class |
||
452 | .getName()); |
||
453 | if (type == null) { |
||
454 | throw new GeometryOperationNotSupportedException(opCode); |
||
455 | } |
||
456 | return type.getGeometryOperation(opCode);
|
||
457 | } |
||
458 | |||
459 | 34708 | jjdelcerro | public Object invokeOperation(int opCode, Geometry geom, |
460 | GeometryOperationContext ctx) |
||
461 | 35185 | jpiera | throws GeometryOperationNotSupportedException,
|
462 | GeometryOperationException { |
||
463 | 34708 | jjdelcerro | GeometryOperation geomOp = |
464 | geom.getGeometryType().getGeometryOperation(opCode); |
||
465 | 26788 | jpiera | |
466 | 34708 | jjdelcerro | if (geomOp != null) { |
467 | return geomOp.invoke(geom, ctx);
|
||
468 | } |
||
469 | 26788 | jpiera | |
470 | 34708 | jjdelcerro | throw new GeometryOperationNotSupportedException(opCode, |
471 | geom.getGeometryType()); |
||
472 | } |
||
473 | 27019 | jpiera | |
474 | 34708 | jjdelcerro | public Object invokeOperation(String geomOpName, Geometry geom, |
475 | GeometryOperationContext ctx) |
||
476 | 35185 | jpiera | throws GeometryOperationNotSupportedException,
|
477 | GeometryOperationException { |
||
478 | 34708 | jjdelcerro | int index = geometryOperations.indexOf(geomOpName);
|
479 | if (index == -1) { |
||
480 | throw new GeometryOperationNotSupportedException(-1); |
||
481 | } |
||
482 | return invokeOperation(index, geom, ctx);
|
||
483 | } |
||
484 | 26788 | jpiera | |
485 | 34708 | jjdelcerro | public Object invokeOperation(String geomOpName, |
486 | GeometryOperationContext ctx) |
||
487 | 37331 | cordinyana | throws GeometryOperationNotSupportedException,
|
488 | GeometryOperationException { |
||
489 | 34708 | jjdelcerro | int index = geometryOperations.indexOf(geomOpName);
|
490 | 37331 | cordinyana | GeometryOperation geomOp = getGeometryOperation(index); |
491 | return geomOp.invoke(null, ctx); |
||
492 | 34708 | jjdelcerro | } |
493 | 27019 | jpiera | |
494 | 34708 | jjdelcerro | public GeometryType unregisterGeometryType(Class geomClass) { |
495 | return (GeometryType) geometryTypeName.remove(geomClass.getName());
|
||
496 | } |
||
497 | 27397 | jpiera | |
498 | 34708 | jjdelcerro | public Envelope createEnvelope(int subType) { |
499 | // TODO: register the envelopes!!!
|
||
500 | switch (subType) {
|
||
501 | case SUBTYPES.GEOM3D:
|
||
502 | return new Envelope3D(); |
||
503 | default:
|
||
504 | return new Envelope2D(); |
||
505 | } |
||
506 | } |
||
507 | 27397 | jpiera | |
508 | 34708 | jjdelcerro | public Envelope createEnvelope(double minX, double minY, double maxX, |
509 | double maxY, int subType) throws CreateEnvelopeException { |
||
510 | org.gvsig.fmap.geom.primitive.Point min = null;
|
||
511 | org.gvsig.fmap.geom.primitive.Point max = null;
|
||
512 | try {
|
||
513 | 38596 | cordinyana | PointGeometryType gType = (PointGeometryType) getGeometryType(TYPES.POINT, subType); |
514 | min = gType.createPoint(minX, minY); |
||
515 | max = gType.createPoint(maxX, maxY); |
||
516 | 34708 | jjdelcerro | } catch (GeometryTypeNotSupportedException e) {
|
517 | throw new CreateEnvelopeException(subType, e); |
||
518 | } catch (GeometryTypeNotValidException e) {
|
||
519 | throw new CreateEnvelopeException(subType, e); |
||
520 | } |
||
521 | switch (subType) {
|
||
522 | case SUBTYPES.GEOM2D:
|
||
523 | case SUBTYPES.GEOM2DM:
|
||
524 | // Small optimization to directly create an Envelope2D
|
||
525 | // return new Envelope2D(minX, minY, maxX, maxY);
|
||
526 | return new Envelope2D(min, max); |
||
527 | default:
|
||
528 | Envelope envelope = createEnvelope(subType); |
||
529 | envelope.setLowerCorner(min); |
||
530 | envelope.setUpperCorner(max); |
||
531 | return envelope;
|
||
532 | } |
||
533 | } |
||
534 | 29105 | jmvivo | |
535 | 34708 | jjdelcerro | public MultiCurve createMultiCurve(GeneralPathX generalPathX, int subType) |
536 | 35185 | jpiera | throws CreateGeometryException {
|
537 | 34708 | jjdelcerro | if (subType != SUBTYPES.GEOM2D) {
|
538 | // FIXME Exception
|
||
539 | throw new UnsupportedOperationException(); |
||
540 | } |
||
541 | MultiCurve multiCurve = (MultiCurve) create(TYPES.MULTICURVE, subType); |
||
542 | PathIterator piter = generalPathX.getPathIterator(null); |
||
543 | GeneralPathX tmpPath = null;
|
||
544 | Curve tmpCurve = null;
|
||
545 | double[] coords = new double[6]; |
||
546 | double[] first = new double[6]; |
||
547 | int type;
|
||
548 | while (!piter.isDone()) {
|
||
549 | type = piter.currentSegment(coords); |
||
550 | switch (type) {
|
||
551 | case PathIterator.SEG_MOVETO: |
||
552 | if (tmpPath != null) { |
||
553 | tmpCurve = createCurve(tmpPath, subType); |
||
554 | multiCurve.addCurve(tmpCurve); |
||
555 | } |
||
556 | System.arraycopy(coords, 0, first, 0, 2); |
||
557 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
558 | tmpPath.moveTo(coords[0], coords[1]); |
||
559 | break;
|
||
560 | 29105 | jmvivo | |
561 | 34708 | jjdelcerro | case PathIterator.SEG_LINETO: |
562 | if (tmpPath == null) { |
||
563 | System.arraycopy(coords, 0, first, 0, 2); |
||
564 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
565 | } |
||
566 | tmpPath.lineTo(coords[0], coords[1]); |
||
567 | break;
|
||
568 | 29113 | jmvivo | |
569 | 34708 | jjdelcerro | case PathIterator.SEG_QUADTO: |
570 | if (tmpPath == null) { |
||
571 | System.arraycopy(coords, 0, first, 0, 2); |
||
572 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
573 | } |
||
574 | tmpPath.quadTo(coords[0], coords[1], coords[2], coords[3]); |
||
575 | break;
|
||
576 | 29105 | jmvivo | |
577 | 34708 | jjdelcerro | case PathIterator.SEG_CUBICTO: |
578 | if (tmpPath == null) { |
||
579 | System.arraycopy(coords, 0, first, 0, 2); |
||
580 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
581 | } |
||
582 | tmpPath.curveTo(coords[0], coords[1], coords[2], coords[3], |
||
583 | coords[4], coords[5]); |
||
584 | break;
|
||
585 | 29105 | jmvivo | |
586 | 34708 | jjdelcerro | case PathIterator.SEG_CLOSE: |
587 | tmpPath.lineTo(first[0], first[1]); |
||
588 | break;
|
||
589 | 29105 | jmvivo | |
590 | 34708 | jjdelcerro | } // end switch
|
591 | 29105 | jmvivo | |
592 | 34708 | jjdelcerro | piter.next(); |
593 | 29113 | jmvivo | |
594 | 34708 | jjdelcerro | } |
595 | if (tmpPath != null) { |
||
596 | tmpCurve = createCurve(tmpPath, subType); |
||
597 | multiCurve.addCurve(tmpCurve); |
||
598 | } |
||
599 | 29105 | jmvivo | |
600 | 34708 | jjdelcerro | return multiCurve;
|
601 | 29105 | jmvivo | |
602 | 34708 | jjdelcerro | } |
603 | 29105 | jmvivo | |
604 | 34708 | jjdelcerro | public MultiSurface createMultiSurface(GeneralPathX generalPathX,
|
605 | int subType) throws CreateGeometryException { |
||
606 | if (subType != SUBTYPES.GEOM2D) {
|
||
607 | // FIXME Exception
|
||
608 | throw new UnsupportedOperationException(); |
||
609 | } |
||
610 | MultiSurface multiSurface = |
||
611 | (MultiSurface) create(TYPES.MULTISURFACE, subType); |
||
612 | PathIterator piter = generalPathX.getPathIterator(null); |
||
613 | GeneralPathX tmpPath = null;
|
||
614 | Surface tmpSurface = null;
|
||
615 | double[] coords = new double[6]; |
||
616 | double[] first = new double[6]; |
||
617 | int type;
|
||
618 | while (!piter.isDone()) {
|
||
619 | type = piter.currentSegment(coords); |
||
620 | switch (type) {
|
||
621 | case PathIterator.SEG_MOVETO: |
||
622 | if (tmpPath != null) { |
||
623 | tmpSurface = createSurface(tmpPath, subType); |
||
624 | multiSurface.addSurface(tmpSurface); |
||
625 | } |
||
626 | System.arraycopy(coords, 0, first, 0, 2); |
||
627 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
628 | tmpPath.moveTo(coords[0], coords[1]); |
||
629 | 29105 | jmvivo | |
630 | 34708 | jjdelcerro | case PathIterator.SEG_LINETO: |
631 | if (tmpPath == null) { |
||
632 | System.arraycopy(coords, 0, first, 0, 2); |
||
633 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
634 | } |
||
635 | tmpPath.lineTo(coords[0], coords[1]); |
||
636 | break;
|
||
637 | 29105 | jmvivo | |
638 | 34708 | jjdelcerro | case PathIterator.SEG_QUADTO: |
639 | if (tmpPath == null) { |
||
640 | System.arraycopy(coords, 0, first, 0, 2); |
||
641 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
642 | } |
||
643 | tmpPath.quadTo(coords[0], coords[1], coords[2], coords[3]); |
||
644 | break;
|
||
645 | 29105 | jmvivo | |
646 | 34708 | jjdelcerro | case PathIterator.SEG_CUBICTO: |
647 | if (tmpPath == null) { |
||
648 | System.arraycopy(coords, 0, first, 0, 2); |
||
649 | tmpPath = new GeneralPathX(piter.getWindingRule());
|
||
650 | } |
||
651 | tmpPath.curveTo(coords[0], coords[1], coords[2], coords[3], |
||
652 | coords[4], coords[5]); |
||
653 | break;
|
||
654 | 29105 | jmvivo | |
655 | 34708 | jjdelcerro | case PathIterator.SEG_CLOSE: |
656 | tmpPath.lineTo(first[0], first[1]); |
||
657 | break;
|
||
658 | } // end switch
|
||
659 | 29113 | jmvivo | |
660 | 34708 | jjdelcerro | piter.next(); |
661 | 29105 | jmvivo | |
662 | 34708 | jjdelcerro | } |
663 | if (tmpPath != null) { |
||
664 | tmpSurface = createSurface(tmpPath, subType); |
||
665 | multiSurface.addSurface(tmpSurface); |
||
666 | } |
||
667 | 29105 | jmvivo | |
668 | 34708 | jjdelcerro | return multiSurface;
|
669 | 29105 | jmvivo | |
670 | 34708 | jjdelcerro | } |
671 | 29105 | jmvivo | |
672 | 34708 | jjdelcerro | public int getGeometryOperationCode(String geomOpName) { |
673 | if (geomOpName == null) { |
||
674 | throw new IllegalArgumentException("geomOpName cannot be null."); |
||
675 | } |
||
676 | 29105 | jmvivo | |
677 | 34708 | jjdelcerro | int index = geometryOperations.indexOf(geomOpName);
|
678 | if (index == -1) { |
||
679 | geometryOperations.add(geomOpName); |
||
680 | index = geometryOperations.indexOf(geomOpName); |
||
681 | } |
||
682 | return index;
|
||
683 | } |
||
684 | 29105 | jmvivo | |
685 | 34708 | jjdelcerro | public List getGeometryOperationNames() { |
686 | List operations = new ArrayList(); |
||
687 | for (int i = 0; i < operations.size(); i++) { |
||
688 | operations.add(geometryOperations.get(i)); |
||
689 | } |
||
690 | return operations;
|
||
691 | } |
||
692 | 29798 | jpiera | |
693 | 34708 | jjdelcerro | public double getFlatness() { |
694 | return flatness;
|
||
695 | } |
||
696 | 29798 | jpiera | |
697 | 34708 | jjdelcerro | public void setFlatness(double flatness) { |
698 | this.flatness = flatness;
|
||
699 | } |
||
700 | 29798 | jpiera | |
701 | 34708 | jjdelcerro | public Geometry createFrom(String wkt, String srs) throws GeometryException { |
702 | FromWKTGeometryOperationContext context = |
||
703 | new FromWKTGeometryOperationContext(wkt, srs);
|
||
704 | try {
|
||
705 | return (Geometry) this.invokeOperation(OPERATIONS.FROMWKT, context); |
||
706 | } catch (GeometryOperationNotSupportedException e) {
|
||
707 | throw new GeometryException(e); |
||
708 | } catch (GeometryOperationException e) {
|
||
709 | throw new GeometryException(e); |
||
710 | } |
||
711 | } |
||
712 | 30323 | jpiera | |
713 | 34708 | jjdelcerro | public Geometry createFrom(String wkt) throws GeometryException { |
714 | FromWKTGeometryOperationContext context = |
||
715 | new FromWKTGeometryOperationContext(wkt, null); |
||
716 | try {
|
||
717 | return (Geometry) this.invokeOperation(OPERATIONS.FROMWKT, context); |
||
718 | } catch (GeometryOperationNotSupportedException e) {
|
||
719 | throw new GeometryException(e); |
||
720 | } catch (GeometryOperationException e) {
|
||
721 | throw new GeometryException(e); |
||
722 | } |
||
723 | } |
||
724 | 30323 | jpiera | |
725 | 34708 | jjdelcerro | public Geometry createFrom(byte[] wkb) throws GeometryException { |
726 | GeometryOperationContext context = new GeometryOperationContext();
|
||
727 | context.setAttribute("data", wkb);
|
||
728 | try {
|
||
729 | return (Geometry) this.invokeOperation(OPERATIONS.FROMWKB, context); |
||
730 | } catch (GeometryOperationNotSupportedException e) {
|
||
731 | throw new GeometryException(e); |
||
732 | } catch (GeometryOperationException e) {
|
||
733 | throw new GeometryException(e); |
||
734 | } |
||
735 | } |
||
736 | } |