svn-gvsig-desktop / tags / v1_1_Build_1013 / libraries / libFMap / src / com / iver / cit / gvsig / fmap / drivers / shp / SHP.java @ 13521
History | View | Annotate | Download (7.13 KB)
1 | 1100 | fjp | /* 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 | 224 | vcaballero | package com.iver.cit.gvsig.fmap.drivers.shp; |
42 | |||
43 | 12910 | caballero | import java.io.File; |
44 | import java.util.BitSet; |
||
45 | |||
46 | 1270 | vcaballero | import com.iver.cit.gvsig.fmap.core.IGeometry; |
47 | 1132 | vcaballero | import com.iver.cit.gvsig.fmap.drivers.shp.write.SHPMultiLine; |
48 | import com.iver.cit.gvsig.fmap.drivers.shp.write.SHPMultiPoint; |
||
49 | import com.iver.cit.gvsig.fmap.drivers.shp.write.SHPPoint; |
||
50 | import com.iver.cit.gvsig.fmap.drivers.shp.write.SHPPolygon; |
||
51 | import com.iver.cit.gvsig.fmap.drivers.shp.write.SHPShape; |
||
52 | import com.iver.cit.gvsig.fmap.drivers.shp.write.ShapefileException; |
||
53 | 1270 | vcaballero | import com.iver.cit.gvsig.fmap.layers.SelectableDataSource; |
54 | 1132 | vcaballero | |
55 | |||
56 | 224 | vcaballero | /**
|
57 | 1132 | vcaballero | * Clase con las constantes que representan los diferentes tipos de Shape y
|
58 | * m?todos est?ticos relativos a los shapes.
|
||
59 | 224 | vcaballero | *
|
60 | * @author Vicente Caballero Navarro
|
||
61 | */
|
||
62 | public class SHP { |
||
63 | 2841 | caballero | public static final int NULL = 0; |
64 | public static final int POINT2D = 1; |
||
65 | public static final int POLYLINE2D = 3; |
||
66 | public static final int POLYGON2D = 5; |
||
67 | public static final int MULTIPOINT2D = 8; |
||
68 | public static final int POINT3D = 11; |
||
69 | public static final int POLYLINE3D = 13; |
||
70 | public static final int POLYGON3D = 15; |
||
71 | public static final int MULTIPOINT3D = 18; |
||
72 | 1132 | vcaballero | |
73 | 2841 | caballero | /**
|
74 | * Crea a partir del tipo de geometr?a un shape del tipo m?s adecuado.
|
||
75 | *
|
||
76 | * @param type Tipo de geometr?a.
|
||
77 | *
|
||
78 | * @return Geometr?a m?s adecuada.
|
||
79 | *
|
||
80 | * @throws ShapefileException Se lanza cuando es causada por la creaci?n
|
||
81 | * del shape.
|
||
82 | */
|
||
83 | public static SHPShape create(int type) throws ShapefileException { |
||
84 | SHPShape shape; |
||
85 | 1132 | vcaballero | |
86 | 2841 | caballero | switch (type) {
|
87 | case 1: |
||
88 | case 11: |
||
89 | case 21: |
||
90 | shape = new SHPPoint(type);
|
||
91 | 1132 | vcaballero | |
92 | 2841 | caballero | break;
|
93 | 1132 | vcaballero | |
94 | 2841 | caballero | case 3: |
95 | case 13: |
||
96 | case 23: |
||
97 | shape = new SHPMultiLine(type);
|
||
98 | 1132 | vcaballero | |
99 | 2841 | caballero | break;
|
100 | 1132 | vcaballero | |
101 | 2841 | caballero | case 5: |
102 | case 15: |
||
103 | case 25: |
||
104 | shape = new SHPPolygon(type);
|
||
105 | 1132 | vcaballero | |
106 | 2841 | caballero | break;
|
107 | 1132 | vcaballero | |
108 | 2841 | caballero | case 8: |
109 | case 18: |
||
110 | case 28: |
||
111 | shape = new SHPMultiPoint(type);
|
||
112 | 1132 | vcaballero | |
113 | 2841 | caballero | break;
|
114 | 1132 | vcaballero | |
115 | 2841 | caballero | default:
|
116 | shape = null;
|
||
117 | } |
||
118 | 1132 | vcaballero | |
119 | 2841 | caballero | return shape;
|
120 | } |
||
121 | 1132 | vcaballero | |
122 | 2841 | caballero | /**
|
123 | * Crea un fichero en formato shape con las geometr?as que se pasan como
|
||
124 | * par?metro en forma de array, un bitset para saber las seleccionadas, un
|
||
125 | * SelectableDataSource para obtener los valores y el fichero a crear.
|
||
126 | *
|
||
127 | * @param fgs Array de geometr?as.
|
||
128 | * @param bitset Bitset con la selecci?n.
|
||
129 | * @param sds SelectableDataSource.
|
||
130 | * @param f Fichero a crear o modificar.
|
||
131 | */
|
||
132 | public static void SHPFileFromGeometries(IGeometry[] fgs, BitSet bitset, |
||
133 | SelectableDataSource sds, File f) {
|
||
134 | SHPOnlyFromGeometries(fgs, f); |
||
135 | 2197 | vcaballero | |
136 | 2841 | caballero | DBFFromGeometries dfg = new DBFFromGeometries(fgs, f);
|
137 | dfg.create(sds, bitset); |
||
138 | } |
||
139 | 2197 | vcaballero | |
140 | 2841 | caballero | /**
|
141 | * Obtiene un fichero shape con las geometr?as que se pasan como par?metro,
|
||
142 | * sin crear un dbf.
|
||
143 | *
|
||
144 | * @param fgs Array de IGeometries.
|
||
145 | * @param f Fichero que hay que crear.
|
||
146 | */
|
||
147 | public static void SHPOnlyFromGeometries(IGeometry[] fgs, File f) { |
||
148 | SHPSHXFromGeometries ssfg = new SHPSHXFromGeometries(fgs, f);
|
||
149 | ssfg.create(); |
||
150 | } |
||
151 | 2197 | vcaballero | |
152 | 2841 | caballero | /**
|
153 | * Devuelve un array con dos doubles, el primero representa el m?nimo valor
|
||
154 | * y el segundo el m?ximo de entre los valores que se pasan como par?metro
|
||
155 | * en forma de array.
|
||
156 | *
|
||
157 | * @param zs Valores a comprobar.
|
||
158 | *
|
||
159 | * @return Array de doubles con el valor m?nimo y el valor m?ximo.
|
||
160 | */
|
||
161 | public static double[] getZMinMax(double[] zs) { |
||
162 | if (zs == null) { |
||
163 | return null; |
||
164 | } |
||
165 | 2197 | vcaballero | |
166 | 2841 | caballero | double min = Double.MAX_VALUE; |
167 | 11226 | caballero | double max = Double.NEGATIVE_INFINITY; |
168 | 2197 | vcaballero | |
169 | 2841 | caballero | for (int i = 0; i < zs.length; i++) { |
170 | if (zs[i] > max) {
|
||
171 | max = zs[i]; |
||
172 | } |
||
173 | 2197 | vcaballero | |
174 | 2841 | caballero | if (zs[i] < min) {
|
175 | min = zs[i]; |
||
176 | } |
||
177 | } |
||
178 | |||
179 | return new double[] { min, max }; |
||
180 | } |
||
181 | 12910 | caballero | public static File getDbfFile(File shpFile){ |
182 | String str = shpFile.getAbsolutePath();
|
||
183 | File directory=shpFile.getParentFile();
|
||
184 | MyFileFilter myFileFilter = new MyFileFilter(str);
|
||
185 | File[] files=directory.listFiles(myFileFilter); |
||
186 | String[] ends=new String[] {"dbf","DBF","Dbf","dBf","DBf","dbF","DbF","dBF"}; |
||
187 | File dbfFile=findEnd(str,files,ends);
|
||
188 | return dbfFile;
|
||
189 | } |
||
190 | public static File getShxFile(File shpFile){ |
||
191 | String str = shpFile.getAbsolutePath();
|
||
192 | File directory=shpFile.getParentFile();
|
||
193 | MyFileFilter myFileFilter = new MyFileFilter(str);
|
||
194 | File[] files=directory.listFiles(myFileFilter); |
||
195 | String[] ends=new String[] {"shx","SHX","Shx","sHx","SHx","shX","ShX","sHX"}; |
||
196 | File shxFile=findEnd(str,files,ends);
|
||
197 | return shxFile;
|
||
198 | } |
||
199 | private static File findEnd(String str,File[] files, String[] ends) { |
||
200 | for (int i=0;i<files.length;i++) { |
||
201 | File dbfFile=files[i];
|
||
202 | if (dbfFile.getAbsolutePath().endsWith(ends[0])) |
||
203 | return dbfFile;
|
||
204 | } |
||
205 | for (int i=0;i<files.length;i++) { |
||
206 | File dbfFile=files[i];
|
||
207 | if (dbfFile.getAbsolutePath().endsWith(ends[1])) |
||
208 | return dbfFile;
|
||
209 | } |
||
210 | for (int i=0;i<files.length;i++) { |
||
211 | File dbfFile=files[i];
|
||
212 | if (dbfFile.getAbsolutePath().endsWith(ends[2])) |
||
213 | return dbfFile;
|
||
214 | } |
||
215 | for (int i=0;i<files.length;i++) { |
||
216 | File dbfFile=files[i];
|
||
217 | if (dbfFile.getAbsolutePath().endsWith(ends[3])) |
||
218 | return dbfFile;
|
||
219 | } |
||
220 | for (int i=0;i<files.length;i++) { |
||
221 | File dbfFile=files[i];
|
||
222 | if (dbfFile.getAbsolutePath().endsWith(ends[4])) |
||
223 | return dbfFile;
|
||
224 | } |
||
225 | for (int i=0;i<files.length;i++) { |
||
226 | File dbfFile=files[i];
|
||
227 | if (dbfFile.getAbsolutePath().endsWith(ends[5])) |
||
228 | return dbfFile;
|
||
229 | } |
||
230 | for (int i=0;i<files.length;i++) { |
||
231 | File dbfFile=files[i];
|
||
232 | if (dbfFile.getAbsolutePath().endsWith(ends[6])) |
||
233 | return dbfFile;
|
||
234 | } |
||
235 | for (int i=0;i<files.length;i++) { |
||
236 | File dbfFile=files[i];
|
||
237 | if (dbfFile.getAbsolutePath().endsWith(ends[7])) |
||
238 | return dbfFile;
|
||
239 | } |
||
240 | return new File(str.substring(0, str.length() - 3) + ends[0]); |
||
241 | } |
||
242 | |||
243 | 224 | vcaballero | } |