svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.geometry / org.gvsig.fmap.geometry.jts / src / main / java / org / gvsig / fmap / geom / jts / primitive / surface / polygon / Polygon2D.java @ 42464
History | View | Annotate | Download (8.93 KB)
1 | 42260 | fdiaz | /* gvSIG. Desktop Geographic Information System.
|
---|---|---|---|
2 | *
|
||
3 | * Copyright ? 2007-2015 gvSIG Association
|
||
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., 51 Franklin Street, Fifth Floor, Boston,
|
||
18 | * MA 02110-1301, USA.
|
||
19 | *
|
||
20 | * For any additional information, do not hesitate to contact us
|
||
21 | * at info AT gvsig.com, or visit our website www.gvsig.com.
|
||
22 | */
|
||
23 | package org.gvsig.fmap.geom.jts.primitive.surface.polygon; |
||
24 | |||
25 | 42275 | fdiaz | import java.awt.geom.AffineTransform; |
26 | import java.awt.geom.PathIterator; |
||
27 | 42267 | fdiaz | import java.util.ArrayList; |
28 | 42281 | fdiaz | import java.util.Iterator; |
29 | 42267 | fdiaz | import java.util.List; |
30 | |||
31 | 42260 | fdiaz | import com.vividsolutions.jts.geom.Coordinate; |
32 | 42441 | fdiaz | import com.vividsolutions.jts.geom.GeometryFactory; |
33 | import com.vividsolutions.jts.geomgraph.Position; |
||
34 | import com.vividsolutions.jts.operation.buffer.BufferParameters; |
||
35 | import com.vividsolutions.jts.operation.buffer.OffsetCurveBuilder; |
||
36 | 42260 | fdiaz | |
37 | 42464 | fdiaz | import org.cresques.cts.ICoordTrans; |
38 | |||
39 | 42260 | fdiaz | import org.gvsig.fmap.geom.Geometry; |
40 | 42269 | fdiaz | import org.gvsig.fmap.geom.GeometryException; |
41 | import org.gvsig.fmap.geom.aggregate.MultiLine; |
||
42 | import org.gvsig.fmap.geom.aggregate.MultiPolygon; |
||
43 | 42281 | fdiaz | import org.gvsig.fmap.geom.jts.GeometryJTS; |
44 | 42269 | fdiaz | import org.gvsig.fmap.geom.jts.aggregate.MultiLine2D; |
45 | import org.gvsig.fmap.geom.jts.aggregate.MultiPolygon2D; |
||
46 | 42270 | fdiaz | import org.gvsig.fmap.geom.jts.primitive.curve.line.BaseLine2D; |
47 | 42267 | fdiaz | import org.gvsig.fmap.geom.jts.primitive.curve.line.Line2D; |
48 | 42283 | fdiaz | import org.gvsig.fmap.geom.jts.primitive.point.Point2D; |
49 | import org.gvsig.fmap.geom.jts.primitive.ring.Ring2D; |
||
50 | 42274 | fdiaz | import org.gvsig.fmap.geom.jts.util.JTSUtils; |
51 | 42281 | fdiaz | import org.gvsig.fmap.geom.operation.GeometryOperationException; |
52 | import org.gvsig.fmap.geom.operation.GeometryOperationNotSupportedException; |
||
53 | 42267 | fdiaz | import org.gvsig.fmap.geom.primitive.Line; |
54 | 42283 | fdiaz | import org.gvsig.fmap.geom.primitive.Point; |
55 | 42267 | fdiaz | import org.gvsig.fmap.geom.primitive.Polygon; |
56 | import org.gvsig.fmap.geom.primitive.Ring; |
||
57 | import org.gvsig.fmap.geom.primitive.SurfaceAppearance; |
||
58 | 42260 | fdiaz | |
59 | /**
|
||
60 | * @author fdiaz
|
||
61 | *
|
||
62 | */
|
||
63 | 42270 | fdiaz | public class Polygon2D extends BaseLine2D implements Polygon { |
64 | 42260 | fdiaz | |
65 | /**
|
||
66 | *
|
||
67 | */
|
||
68 | private static final long serialVersionUID = 4927309852756014929L; |
||
69 | |||
70 | 42267 | fdiaz | List<Ring> interiorRings = new ArrayList<Ring>(); |
71 | |||
72 | 42260 | fdiaz | /**
|
73 | * @param subtype
|
||
74 | */
|
||
75 | 42271 | fdiaz | public Polygon2D() {
|
76 | 42283 | fdiaz | super(Geometry.TYPES.POLYGON);
|
77 | 42260 | fdiaz | } |
78 | |||
79 | /**
|
||
80 | *
|
||
81 | */
|
||
82 | public Polygon2D(Coordinate[] coordinates) { |
||
83 | 42304 | fdiaz | super(Geometry.TYPES.POLYGON, coordinates);
|
84 | 42283 | fdiaz | closePrimitive(); |
85 | 42260 | fdiaz | } |
86 | |||
87 | /*
|
||
88 | * (non-Javadoc)
|
||
89 | *
|
||
90 | 42267 | fdiaz | * @see org.gvsig.fmap.geom.Geometry#cloneGeometry()
|
91 | 42260 | fdiaz | */
|
92 | 42267 | fdiaz | public Geometry cloneGeometry() {
|
93 | 42304 | fdiaz | Polygon2D cloned = new Polygon2D(cloneCoordinates().toCoordinateArray());
|
94 | for (int i = 0; i < getNumInteriorRings(); i++){ |
||
95 | cloned.addInteriorRing((Ring)getInteriorRing(i).cloneGeometry()); |
||
96 | } |
||
97 | return cloned;
|
||
98 | 42260 | fdiaz | } |
99 | |||
100 | /*
|
||
101 | * (non-Javadoc)
|
||
102 | *
|
||
103 | 42267 | fdiaz | * @see
|
104 | * org.gvsig.fmap.geom.primitive.Surface#setSurfaceAppearance(org.gvsig.
|
||
105 | * fmap.geom.primitive.SurfaceAppearance)
|
||
106 | 42260 | fdiaz | */
|
107 | 42267 | fdiaz | public void setSurfaceAppearance(SurfaceAppearance app) { |
108 | // TODO Auto-generated method stub
|
||
109 | |||
110 | 42260 | fdiaz | } |
111 | |||
112 | /*
|
||
113 | * (non-Javadoc)
|
||
114 | *
|
||
115 | 42267 | fdiaz | * @see org.gvsig.fmap.geom.primitive.Surface#getSurfaceAppearance()
|
116 | 42260 | fdiaz | */
|
117 | 42267 | fdiaz | public SurfaceAppearance getSurfaceAppearance() {
|
118 | // TODO Auto-generated method stub
|
||
119 | return null; |
||
120 | 42260 | fdiaz | } |
121 | |||
122 | /*
|
||
123 | * (non-Javadoc)
|
||
124 | *
|
||
125 | 42267 | fdiaz | * @see org.gvsig.fmap.geom.primitive.Surface#getNumInteriorRings()
|
126 | */
|
||
127 | public int getNumInteriorRings() { |
||
128 | return interiorRings.size();
|
||
129 | } |
||
130 | |||
131 | /*
|
||
132 | * (non-Javadoc)
|
||
133 | *
|
||
134 | * @see org.gvsig.fmap.geom.primitive.Surface#getInteriorRing(int)
|
||
135 | */
|
||
136 | public Ring getInteriorRing(int index) { |
||
137 | return interiorRings.get(index);
|
||
138 | } |
||
139 | |||
140 | /*
|
||
141 | * (non-Javadoc)
|
||
142 | *
|
||
143 | 42260 | fdiaz | * @see
|
144 | 42267 | fdiaz | * org.gvsig.fmap.geom.primitive.Surface#addInteriorRing(org.gvsig.fmap.
|
145 | * geom.primitive.Ring)
|
||
146 | 42260 | fdiaz | */
|
147 | 42267 | fdiaz | public void addInteriorRing(Ring ring) { |
148 | interiorRings.add(ring); |
||
149 | 42260 | fdiaz | } |
150 | |||
151 | 42267 | fdiaz | /*
|
152 | * (non-Javadoc)
|
||
153 | *
|
||
154 | 42283 | fdiaz | * @see
|
155 | * org.gvsig.fmap.geom.primitive.Surface#addInteriorRing(org.gvsig.fmap.
|
||
156 | * geom.primitive.Line)
|
||
157 | 42267 | fdiaz | */
|
158 | 42283 | fdiaz | public void addInteriorRing(Line line) { |
159 | Ring2D ring = new Ring2D();
|
||
160 | ring.ensureCapacity(line.getNumVertices()); |
||
161 | for(int i=0; i<line.getNumVertices(); i++){ |
||
162 | Point vertex = line.getVertex(i);
|
||
163 | ring.addVertex(new Point2D(vertex.getX(), vertex.getY())); |
||
164 | } |
||
165 | ring.closePrimitive(); |
||
166 | interiorRings.add(ring); |
||
167 | 42267 | fdiaz | } |
168 | |||
169 | /*
|
||
170 | * (non-Javadoc)
|
||
171 | *
|
||
172 | * @see
|
||
173 | * org.gvsig.fmap.geom.primitive.Surface#addInteriorRing(org.gvsig.fmap.
|
||
174 | 42283 | fdiaz | * geom.primitive.Polygon)
|
175 | 42267 | fdiaz | */
|
176 | 42283 | fdiaz | public void addInteriorRing(Polygon polygon) { |
177 | Ring2D ring = new Ring2D();
|
||
178 | ring.ensureCapacity(polygon.getNumVertices()); |
||
179 | for(int i=0; i<polygon.getNumVertices(); i++){ |
||
180 | Point vertex = polygon.getVertex(i);
|
||
181 | ring.addVertex(new Point2D(vertex.getX(), vertex.getY())); |
||
182 | } |
||
183 | ring.closePrimitive(); |
||
184 | interiorRings.add(ring); |
||
185 | 42267 | fdiaz | } |
186 | |||
187 | 42283 | fdiaz | /*
|
188 | * (non-Javadoc)
|
||
189 | *
|
||
190 | * @see org.gvsig.fmap.geom.primitive.Surface#removeInteriorRing(int)
|
||
191 | */
|
||
192 | public void removeInteriorRing(int index) { |
||
193 | interiorRings.remove(index); |
||
194 | } |
||
195 | |||
196 | 42269 | fdiaz | /* (non-Javadoc)
|
197 | * @see org.gvsig.fmap.geom.primitive.Line#toLines()
|
||
198 | */
|
||
199 | public MultiLine toLines() throws GeometryException { |
||
200 | MultiLine multiLine = new MultiLine2D();
|
||
201 | multiLine.addPrimitive(new Line2D(coordinates.toCoordinateArray())); |
||
202 | return multiLine;
|
||
203 | } |
||
204 | |||
205 | /* (non-Javadoc)
|
||
206 | * @see org.gvsig.fmap.geom.primitive.Line#toPolygons()
|
||
207 | */
|
||
208 | public MultiPolygon toPolygons() throws GeometryException { |
||
209 | MultiPolygon multiPolygon = new MultiPolygon2D();
|
||
210 | multiPolygon.addPrimitive(this);
|
||
211 | return multiPolygon;
|
||
212 | } |
||
213 | |||
214 | 42274 | fdiaz | /* (non-Javadoc)
|
215 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#getJTS()
|
||
216 | */
|
||
217 | public com.vividsolutions.jts.geom.Geometry getJTS() {
|
||
218 | return JTSUtils.createJTSPolygon(coordinates, interiorRings);
|
||
219 | } |
||
220 | |||
221 | 42275 | fdiaz | /*
|
222 | * (non-Javadoc)
|
||
223 | *
|
||
224 | * @see
|
||
225 | * org.gvsig.fmap.geom.Geometry#getPathIterator(java.awt.geom.AffineTransform
|
||
226 | * )
|
||
227 | */
|
||
228 | public PathIterator getPathIterator(AffineTransform at) { |
||
229 | PolygonIterator pi = new PolygonIterator(this, at); |
||
230 | return pi;
|
||
231 | } |
||
232 | 42281 | fdiaz | |
233 | /* (non-Javadoc)
|
||
234 | * @see org.gvsig.fmap.geom.jts.GeometryJTS#ensureOrientation(boolean)
|
||
235 | */
|
||
236 | public boolean ensureOrientation(boolean ccw) throws GeometryOperationNotSupportedException, GeometryOperationException { |
||
237 | boolean result = super.ensureOrientation(ccw); |
||
238 | for (Iterator<Ring> iterator = interiorRings.iterator(); iterator.hasNext();) { |
||
239 | GeometryJTS ring = (GeometryJTS) iterator.next(); |
||
240 | ring.ensureOrientation(!ccw); |
||
241 | } |
||
242 | return result;
|
||
243 | } |
||
244 | |||
245 | /* (non-Javadoc)
|
||
246 | * @see org.gvsig.fmap.geom.jts.primitive.curve.line.AbstractLine#flip()
|
||
247 | */
|
||
248 | @Override
|
||
249 | public void flip() throws GeometryOperationNotSupportedException, GeometryOperationException { |
||
250 | super.flip();
|
||
251 | for (Iterator<Ring> iterator = interiorRings.iterator(); iterator.hasNext();) { |
||
252 | GeometryJTS ring = (GeometryJTS) iterator.next(); |
||
253 | ring.flip(); |
||
254 | } |
||
255 | } |
||
256 | 42304 | fdiaz | |
257 | /* (non-Javadoc)
|
||
258 | * @see org.gvsig.fmap.geom.jts.primitive.curve.line.AbstractLine#transform(java.awt.geom.AffineTransform)
|
||
259 | */
|
||
260 | @Override
|
||
261 | public void transform(AffineTransform at) { |
||
262 | super.transform(at);
|
||
263 | for (Iterator<Ring> iterator = interiorRings.iterator(); iterator.hasNext();) { |
||
264 | GeometryJTS ring = (GeometryJTS) iterator.next(); |
||
265 | ring.transform(at); |
||
266 | } |
||
267 | } |
||
268 | 42441 | fdiaz | |
269 | /* (non-Javadoc)
|
||
270 | * @see org.gvsig.fmap.geom.Geometry#offset(double)
|
||
271 | */
|
||
272 | public Geometry offset(double distance) throws GeometryOperationNotSupportedException, GeometryOperationException { |
||
273 | return JTSUtils.createGeometry(getJTS().buffer(distance));
|
||
274 | } |
||
275 | 42464 | fdiaz | |
276 | /* (non-Javadoc)
|
||
277 | * @see org.gvsig.fmap.geom.jts.primitive.curve.line.AbstractLine#reProject(org.cresques.cts.ICoordTrans)
|
||
278 | */
|
||
279 | @Override
|
||
280 | public void reProject(ICoordTrans ct) { |
||
281 | super.reProject(ct);
|
||
282 | for (Iterator<Ring> iterator = interiorRings.iterator(); iterator.hasNext();) { |
||
283 | GeometryJTS ring = (GeometryJTS) iterator.next(); |
||
284 | ring.reProject(ct); |
||
285 | } |
||
286 | if (coordinates.size()>=2 && !isClosed()) { |
||
287 | closePrimitive(); |
||
288 | } |
||
289 | } |
||
290 | 42260 | fdiaz | } |