Revision 41275
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/fromjts/FromJTS.java | ||
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/** |
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* gvSIG. Desktop Geographic Information System. |
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3 |
* |
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* Copyright (C) 2007-2013 gvSIG Association. |
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* |
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* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
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11 |
* This program is distributed in the hope that it will be useful, |
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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. |
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15 |
* |
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* You should have received a copy of the GNU General Public License |
|
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
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* MA 02110-1301, USA. |
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20 |
* |
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* For any additional information, do not hesitate to contact us |
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* at info AT gvsig.com, or visit our website www.gvsig.com. |
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*/ |
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package org.gvsig.fmap.geom.operation.fromjts; |
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|
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import org.gvsig.fmap.geom.Geometry; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.exception.CreateGeometryException; |
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import org.gvsig.fmap.geom.operation.GeometryOperation; |
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import org.gvsig.fmap.geom.operation.GeometryOperationContext; |
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import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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import org.gvsig.fmap.geom.util.Converter; |
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|
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/** |
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* <p> |
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* Converts a geometry from JTS to DAL format. This is a special geometry operation |
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* because don't use the Geometry parameter and returns a JTS geometry. This kind |
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* of operation can be called from the {@link GeometryManager} using invokeOperation. |
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* </p> |
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* <p> |
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* This operation needs a JTS geometry loaded in the context. The only attribute |
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* of the {@link GeometryOperation} have to be a geometry of this type and the ID |
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* of this attribute will be JTSGeometry. |
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* </p> |
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* |
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* @author Nacho Brodin (nachobrodin@gmail.com) |
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* |
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*/ |
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public class FromJTS extends GeometryOperation { |
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public static final String NAME = "fromJTS"; |
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public static final String PARAM = "JTSGeometry"; |
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protected static GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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public static final int CODE = geomManager.getGeometryOperationCode(NAME); |
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protected final static com.vividsolutions.jts.geom.GeometryFactory geomFactory = new com.vividsolutions.jts.geom.GeometryFactory(); |
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public int getOperationIndex() { |
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return CODE; |
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} |
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|
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/* |
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* (non-Javadoc) |
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* @see org.gvsig.fmap.geom.operation.GeometryOperation#invoke(org.gvsig.fmap.geom.Geometry, org.gvsig.fmap.geom.operation.GeometryOperationContext) |
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*/ |
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public Object invoke(Geometry geom, GeometryOperationContext ctx) |
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throws GeometryOperationException { |
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Object obj = ctx.getAttribute("JTSGeometry"); |
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if(obj instanceof com.vividsolutions.jts.geom.Geometry) { |
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try { |
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return Converter.jtsToGeometry((com.vividsolutions.jts.geom.Geometry)obj); |
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} catch (CreateGeometryException e) { |
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throw new GeometryOperationException(e); |
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} |
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} |
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return null; |
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} |
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|
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} |
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0 | 79 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/WKBEncodingException.java | ||
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1 |
/** |
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* gvSIG. Desktop Geographic Information System. |
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3 |
* |
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* Copyright (C) 2007-2013 gvSIG Association. |
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5 |
* |
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* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
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20 |
* |
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21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
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*/ |
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package org.gvsig.fmap.geom.operation.towkb; |
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|
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import java.util.HashMap; |
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import java.util.Map; |
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import org.gvsig.tools.exception.BaseException; |
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public abstract class WKBEncodingException extends BaseException { |
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/** |
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* |
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*/ |
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private static final long serialVersionUID = -7340057779411755446L; |
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protected Map values = new HashMap(); |
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public WKBEncodingException(String messageFormat, Throwable cause, |
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String messageKey, long code) { |
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super(messageFormat, cause, messageKey, code); |
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} |
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|
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public WKBEncodingException(String messageFormat, String messageKey, long code) { |
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super(messageFormat, messageKey, code); |
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} |
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protected void setValue(String name, String value) { |
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this.values.put(name, value); |
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} |
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protected Map values() { |
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return this.values; |
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} |
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} |
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0 | 57 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/ToWKBOperationContext.java | ||
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1 |
/** |
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2 |
* gvSIG. Desktop Geographic Information System. |
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3 |
* |
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4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
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24 |
package org.gvsig.fmap.geom.operation.towkb; |
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25 |
|
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import org.gvsig.fmap.geom.operation.GeometryOperationContext; |
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27 |
|
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/** |
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* @author jmvivo |
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* |
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*/ |
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public class ToWKBOperationContext extends GeometryOperationContext { |
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public static final String SRS = "srs"; |
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/** |
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* Set the srID to use in the WKB geometry |
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* |
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* @param srID |
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*/ |
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public void setSrID(int srID) { |
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this.setAttribute(SRS, new Integer(srID)); |
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} |
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43 |
|
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/** |
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* Get the srId to use in the WKB geometry |
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* |
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* @return |
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*/ |
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public int getSrID() { |
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Integer srs = (Integer) this.getAttribute(SRS); |
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if( srs == null ) { |
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return -1; |
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} |
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return srs.intValue(); |
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} |
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|
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|
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} |
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0 | 59 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/ToWKBNative.java | ||
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1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
package org.gvsig.fmap.geom.operation.towkb; |
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25 |
|
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import org.gvsig.fmap.geom.Geometry; |
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27 |
import org.gvsig.fmap.geom.GeometryLocator; |
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28 |
import org.gvsig.fmap.geom.operation.GeometryOperation; |
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29 |
import org.gvsig.fmap.geom.operation.GeometryOperationContext; |
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import org.gvsig.fmap.geom.operation.GeometryOperationException; |
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31 |
|
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public class ToWKBNative extends GeometryOperation { |
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public static final String NAME = "toWKBNative"; |
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public static final int CODE = GeometryLocator.getGeometryManager(). |
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getGeometryOperationCode(NAME); |
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|
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private static WKBEncoder encoder = new WKBEncoder(); |
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public Object invoke(Geometry geom, GeometryOperationContext ctx) |
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throws GeometryOperationException { |
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try { |
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return encoder.encode(geom); |
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} catch (Exception e) { |
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throw new GeometryOperationException(e); |
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} |
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} |
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|
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public int getOperationIndex() { |
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return CODE; |
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} |
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|
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} |
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0 | 53 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/WKBMultyLineInLineDefinitionException.java | ||
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1 |
/** |
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2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
|
|
25 |
package org.gvsig.fmap.geom.operation.towkb; |
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26 |
|
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import org.gvsig.fmap.geom.Geometry; |
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public class WKBMultyLineInLineDefinitionException extends WKBEncodingException { |
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/** |
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* Generated serial version UID |
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*/ |
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private static final long serialVersionUID = -4562404266549127771L; |
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35 |
|
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/** |
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* Key to retrieve this exception's message |
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*/ |
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private static final String MESSAGE_KEY = "wkb_move_in_middle_of_line_exception"; |
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private static final String FORMAT_STRING = |
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"MoveTo segment in middle of a single line"; |
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|
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/** |
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* Class name of the geometry type. Should never be null in this exception |
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*/ |
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public Geometry geometry = null; |
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public WKBMultyLineInLineDefinitionException(Geometry geom) { |
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super(FORMAT_STRING, MESSAGE_KEY, serialVersionUID); |
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this.geometry = geom; |
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} |
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|
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} |
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0 | 55 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/WKBEncoder.java | ||
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1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
|
|
25 |
package org.gvsig.fmap.geom.operation.towkb; |
|
26 |
|
|
27 |
import java.awt.geom.PathIterator; |
|
28 |
import java.io.ByteArrayOutputStream; |
|
29 |
import java.io.DataOutputStream; |
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30 |
import java.io.IOException; |
|
31 |
import java.util.ArrayList; |
|
32 |
import java.util.List; |
|
33 |
|
|
34 |
import org.gvsig.fmap.geom.Geometry; |
|
35 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
|
36 |
import org.gvsig.fmap.geom.Geometry.TYPES; |
|
37 |
import org.gvsig.fmap.geom.aggregate.Aggregate; |
|
38 |
import org.gvsig.fmap.geom.aggregate.MultiCurve; |
|
39 |
import org.gvsig.fmap.geom.aggregate.MultiPoint; |
|
40 |
import org.gvsig.fmap.geom.aggregate.MultiSurface; |
|
41 |
import org.gvsig.fmap.geom.primitive.Curve; |
|
42 |
import org.gvsig.fmap.geom.primitive.Point; |
|
43 |
import org.gvsig.fmap.geom.primitive.Surface; |
|
44 |
import org.gvsig.fmap.geom.type.GeometryType; |
|
45 |
import org.gvsig.fmap.geom.type.GeometryTypeNotSupportedException; |
|
46 |
|
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47 |
|
|
48 |
|
|
49 |
public class WKBEncoder { |
|
50 |
|
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51 |
public interface wkbGeometryType { |
|
52 |
public final static int wkbPoint = 1; |
|
53 |
public final static int wkbLineString = 2; |
|
54 |
public final static int wkbPolygon = 3; |
|
55 |
public final static int wkbTriangle = 17; |
|
56 |
public final static int wkbMultiPoint = 4; |
|
57 |
public final static int wkbMultiLineString = 5; |
|
58 |
public final static int wkbMultiPolygon = 6; |
|
59 |
public final static int wkbGeometryCollection = 7; |
|
60 |
public final static int wkbPolyhedralSurface = 15; |
|
61 |
public final static int wkbTIN = 16; |
|
62 |
|
|
63 |
public final static int wkbPointZ = 1001; |
|
64 |
public final static int wkbLineStringZ = 1002; |
|
65 |
public final static int wkbPolygonZ = 1003; |
|
66 |
public final static int wkbTrianglez = 1017; |
|
67 |
public final static int wkbMultiPointZ = 1004; |
|
68 |
public final static int wkbMultiLineStringZ = 1005; |
|
69 |
public final static int wkbMultiPolygonZ = 1006; |
|
70 |
public final static int wkbGeometryCollectionZ = 1007; |
|
71 |
public final static int wkbPolyhedralSurfaceZ = 1015; |
|
72 |
public final static int wkbTINZ = 1016; |
|
73 |
|
|
74 |
public final static int wkbPointM = 2001; |
|
75 |
public final static int wkbLineStringM = 2002; |
|
76 |
public final static int wkbPolygonM = 2003; |
|
77 |
public final static int wkbTriangleM = 2017; |
|
78 |
public final static int wkbMultiPointM = 2004; |
|
79 |
public final static int wkbMultiLineStringM = 2005; |
|
80 |
public final static int wkbMultiPolygonM = 2006; |
|
81 |
public final static int wkbGeometryCollectionM = 2007; |
|
82 |
public final static int wkbPolyhedralSurfaceM = 2015; |
|
83 |
public final static int wkbTINM = 2016; |
|
84 |
|
|
85 |
public final static int wkbPointZM = 3001; |
|
86 |
public final static int wkbLineStringZM = 3002; |
|
87 |
public final static int wkbPolygonZM = 3003; |
|
88 |
public final static int wkbTriangleZM = 3017; |
|
89 |
public final static int wkbMultiPointZM = 3004; |
|
90 |
public final static int wkbMultiLineStringZM = 3005; |
|
91 |
public final static int wkbMultiPolygonZM = 3006; |
|
92 |
public final static int wkbGeometryCollectionZM = 3007; |
|
93 |
public final static int wkbPolyhedralSurfaceZM = 3015; |
|
94 |
public final static int wkbTinZM = 3016; |
|
95 |
|
|
96 |
public final static int wkb_baseToZ = wkbPointZ - wkbPoint; |
|
97 |
public final static int wkb_baseToM = wkbPointM - wkbPoint; |
|
98 |
public final static int wkb_baseToZM = wkbPointZM - wkbPoint; |
|
99 |
} |
|
100 |
|
|
101 |
public interface wkbByteOrder { |
|
102 |
public final static byte wkbXDR = 0; // Big Endian |
|
103 |
public final static byte wkbNDR = 1; // Little Endian |
|
104 |
} |
|
105 |
|
|
106 |
|
|
107 |
public byte[] encode(Geometry geometry) |
|
108 |
throws GeometryTypeNotSupportedException, |
|
109 |
WKBEncodingException, |
|
110 |
IOException { |
|
111 |
ByteArrayOutputStream stream; |
|
112 |
|
|
113 |
if (geometry.getType() == TYPES.POINT) { |
|
114 |
stream = new ByteArrayOutputStream(50); |
|
115 |
} else { |
|
116 |
stream = new ByteArrayOutputStream(512); |
|
117 |
} |
|
118 |
|
|
119 |
encode(geometry, stream); |
|
120 |
return stream.toByteArray(); |
|
121 |
|
|
122 |
} |
|
123 |
public void encode(Geometry geometry, ByteArrayOutputStream stream) |
|
124 |
throws GeometryTypeNotSupportedException, WKBEncodingException, |
|
125 |
IOException { |
|
126 |
encode(geometry, new DataOutputStream(stream)); |
|
127 |
} |
|
128 |
|
|
129 |
public void encode(Geometry geometry, DataOutputStream stream) |
|
130 |
throws GeometryTypeNotSupportedException, |
|
131 |
WKBEncodingException, |
|
132 |
IOException { |
|
133 |
switch (geometry.getType()) { |
|
134 |
case TYPES.POINT: |
|
135 |
encodePoint(geometry, stream); |
|
136 |
break; |
|
137 |
case TYPES.MULTIPOINT: |
|
138 |
encodeMultiPoint(geometry, stream); |
|
139 |
break; |
|
140 |
|
|
141 |
case TYPES.ARC: |
|
142 |
case TYPES.CURVE: |
|
143 |
case TYPES.CIRCLE: |
|
144 |
case TYPES.ELLIPSE: |
|
145 |
case TYPES.ELLIPTICARC: |
|
146 |
encodeLineString(geometry, stream); |
|
147 |
break; |
|
148 |
|
|
149 |
case TYPES.MULTICURVE: |
|
150 |
encodeMultiLineString(geometry, stream); |
|
151 |
break; |
|
152 |
|
|
153 |
case TYPES.SURFACE: |
|
154 |
encodePolygon(geometry, stream); |
|
155 |
break; |
|
156 |
|
|
157 |
case TYPES.MULTISURFACE: |
|
158 |
encodeMultiPolygon(geometry, stream); |
|
159 |
break; |
|
160 |
|
|
161 |
case TYPES.AGGREGATE: |
|
162 |
encodeCollection(geometry, stream); |
|
163 |
break; |
|
164 |
|
|
165 |
default: |
|
166 |
throw new GeometryTypeNotSupportedException(geometry.getType(), |
|
167 |
geometry.getGeometryType().getSubType()); |
|
168 |
} |
|
169 |
|
|
170 |
// FIXME geom.subtype != SUBTYPES.GEOM2D NOT SUPPORTED !!!! |
|
171 |
if (geometry.getGeometryType().getSubType() != SUBTYPES.GEOM2D) { |
|
172 |
throw new GeometryTypeNotSupportedException(geometry.getType(), |
|
173 |
geometry.getGeometryType().getSubType()); |
|
174 |
} |
|
175 |
} |
|
176 |
|
|
177 |
|
|
178 |
private void encodeCollection(Geometry geometry, DataOutputStream stream) |
|
179 |
throws GeometryTypeNotSupportedException, |
|
180 |
WKBEncodingException, |
|
181 |
IOException { |
|
182 |
GeometryType geometryType = geometry.getGeometryType(); |
|
183 |
encodeWKBGeomHead(wkbGeometryType.wkbGeometryCollection, geometryType, |
|
184 |
stream); |
|
185 |
|
|
186 |
Aggregate collection = (Aggregate) geometry; |
|
187 |
|
|
188 |
int nGeometries = collection.getPrimitivesNumber(); |
|
189 |
stream.writeInt(nGeometries); |
|
190 |
for (int i = 0; i < nGeometries; i++) { |
|
191 |
encode(collection.getPrimitiveAt(i), stream); |
|
192 |
} |
|
193 |
} |
|
194 |
|
|
195 |
private void encodeMultiPolygon(Geometry geometry, DataOutputStream stream) |
|
196 |
throws GeometryTypeNotSupportedException, |
|
197 |
WKBPolygonNotClosedException, IOException { |
|
198 |
GeometryType geometryType = geometry.getGeometryType(); |
|
199 |
encodeWKBGeomHead(wkbGeometryType.wkbMultiPolygon, geometryType, stream); |
|
200 |
|
|
201 |
MultiSurface surfaces = (MultiSurface) geometry; |
|
202 |
|
|
203 |
int nGeometries = surfaces.getPrimitivesNumber(); |
|
204 |
stream.writeInt(nGeometries); |
|
205 |
for (int i = 0; i < nGeometries; i++) { |
|
206 |
encodePolygon(surfaces.getPrimitiveAt(i), stream); |
|
207 |
} |
|
208 |
} |
|
209 |
|
|
210 |
private void checkLinearRingIsClosed(Geometry geom, List linearRing) |
|
211 |
throws WKBPolygonNotClosedException { |
|
212 |
double[] first = (double[]) linearRing.get(0); |
|
213 |
double[] last = (double[]) linearRing.get(linearRing.size() - 1); |
|
214 |
|
|
215 |
for (int i = 0; i < first.length; i++) { |
|
216 |
if (Math.abs(first[i] - last[i]) > 0.000001) { |
|
217 |
throw new WKBPolygonNotClosedException(geom); |
|
218 |
} |
|
219 |
} |
|
220 |
|
|
221 |
} |
|
222 |
|
|
223 |
private List getLinearRings(Surface surface) |
|
224 |
throws WKBPolygonNotClosedException { |
|
225 |
PathIterator theIterator = surface.getPathIterator(null); |
|
226 |
List linearRings = new ArrayList(); |
|
227 |
List curlinearRing = new ArrayList(); |
|
228 |
int theType; |
|
229 |
double[] theData = new double[6]; |
|
230 |
|
|
231 |
while (!theIterator.isDone()) { |
|
232 |
// while not done |
|
233 |
theType = theIterator.currentSegment(theData); |
|
234 |
|
|
235 |
// Populate a segment of the new |
|
236 |
// GeneralPathX object. |
|
237 |
// Process the current segment to populate a new |
|
238 |
// segment of the new GeneralPathX object. |
|
239 |
switch (theType) { |
|
240 |
case PathIterator.SEG_MOVETO: |
|
241 |
if (curlinearRing.size() != 0) { |
|
242 |
if (curlinearRing.size() < 4) { |
|
243 |
// FIXME exception |
|
244 |
throw new WKBPolygonNotClosedException(surface); |
|
245 |
} |
|
246 |
checkLinearRingIsClosed(surface, curlinearRing); |
|
247 |
linearRings.add(curlinearRing); |
|
248 |
curlinearRing = new ArrayList(); |
|
249 |
|
|
250 |
} |
|
251 |
curlinearRing.add(new double[] { theData[0], theData[1] }); |
|
252 |
break; |
|
253 |
|
|
254 |
case PathIterator.SEG_LINETO: |
|
255 |
curlinearRing.add(new double[] { theData[0], theData[1] }); |
|
256 |
break; |
|
257 |
|
|
258 |
case PathIterator.SEG_QUADTO: |
|
259 |
// TODO transform to linear segments |
|
260 |
throw new IllegalArgumentException("SEG_QUADTO unsupported"); |
|
261 |
|
|
262 |
// shape.quadTo(theData[0], theData[1], theData[2], theData[3]); |
|
263 |
|
|
264 |
// break; |
|
265 |
|
|
266 |
case PathIterator.SEG_CUBICTO: |
|
267 |
// TODO transform to linear segments |
|
268 |
throw new IllegalArgumentException("SEG_QUADTO unsupported"); |
|
269 |
// shape.curveTo(theData[0], theData[1], theData[2], theData[3], |
|
270 |
// theData[4], theData[5]); |
|
271 |
|
|
272 |
// break; |
|
273 |
|
|
274 |
case PathIterator.SEG_CLOSE: |
|
275 |
curlinearRing.add(curlinearRing.get(0)); |
|
276 |
linearRings.add(curlinearRing); |
|
277 |
curlinearRing = new ArrayList(); |
|
278 |
break; |
|
279 |
} // end switch |
|
280 |
|
|
281 |
theIterator.next(); |
|
282 |
} |
|
283 |
|
|
284 |
if (curlinearRing.size() != 0) { |
|
285 |
if (curlinearRing.size() < 4) { |
|
286 |
// FIXME exception |
|
287 |
throw new WKBPolygonNotClosedException(surface); |
|
288 |
} |
|
289 |
checkLinearRingIsClosed(surface, curlinearRing); |
|
290 |
linearRings.add(curlinearRing); |
|
291 |
} |
|
292 |
return linearRings; |
|
293 |
} |
|
294 |
|
|
295 |
private List getLines(Curve curve) throws WKBEncodingException { |
|
296 |
List lines = new ArrayList(); |
|
297 |
PathIterator theIterator = curve.getPathIterator(null); |
|
298 |
List curlinearRing = new ArrayList(); |
|
299 |
int theType; |
|
300 |
double[] theData = new double[6]; |
|
301 |
|
|
302 |
while (!theIterator.isDone()) { |
|
303 |
// while not done |
|
304 |
theType = theIterator.currentSegment(theData); |
|
305 |
|
|
306 |
// Populate a segment of the new |
|
307 |
// GeneralPathX object. |
|
308 |
// Process the current segment to populate a new |
|
309 |
// segment of the new GeneralPathX object. |
|
310 |
switch (theType) { |
|
311 |
case PathIterator.SEG_MOVETO: |
|
312 |
if (curlinearRing.size() != 0) { |
|
313 |
if (curlinearRing.size() < 2) { |
|
314 |
throw new WKBOnePointLineException(curve); |
|
315 |
} |
|
316 |
lines.add(curlinearRing); |
|
317 |
curlinearRing = new ArrayList(); |
|
318 |
} |
|
319 |
curlinearRing.add(new double[] { theData[0], theData[1] }); |
|
320 |
|
|
321 |
break; |
|
322 |
|
|
323 |
case PathIterator.SEG_LINETO: |
|
324 |
curlinearRing.add(new double[] { theData[0], theData[1] }); |
|
325 |
break; |
|
326 |
|
|
327 |
case PathIterator.SEG_QUADTO: |
|
328 |
// TODO transform to linear segments |
|
329 |
throw new IllegalArgumentException("SEG_QUADTO unsupported"); |
|
330 |
|
|
331 |
// shape.quadTo(theData[0], theData[1], theData[2], theData[3]); |
|
332 |
|
|
333 |
// break; |
|
334 |
|
|
335 |
case PathIterator.SEG_CUBICTO: |
|
336 |
// TODO transform to linear segments |
|
337 |
throw new IllegalArgumentException("SEG_QUADTO unsupported"); |
|
338 |
// shape.curveTo(theData[0], theData[1], theData[2], theData[3], |
|
339 |
// theData[4], theData[5]); |
|
340 |
|
|
341 |
// break; |
|
342 |
|
|
343 |
case PathIterator.SEG_CLOSE: |
|
344 |
curlinearRing.add(curlinearRing.get(0)); |
|
345 |
break; |
|
346 |
} // end switch |
|
347 |
|
|
348 |
theIterator.next(); |
|
349 |
} |
|
350 |
|
|
351 |
if (curlinearRing.size() != 0) { |
|
352 |
if (curlinearRing.size() < 2) { |
|
353 |
throw new WKBOnePointLineException(curve); |
|
354 |
} |
|
355 |
lines.add(curlinearRing); |
|
356 |
} |
|
357 |
return lines; |
|
358 |
} |
|
359 |
|
|
360 |
|
|
361 |
private void encodePolygon(Geometry geometry, DataOutputStream stream) |
|
362 |
throws GeometryTypeNotSupportedException, |
|
363 |
WKBPolygonNotClosedException, IOException { |
|
364 |
GeometryType geometryType = geometry.getGeometryType(); |
|
365 |
encodeWKBGeomHead(wkbGeometryType.wkbPolygon, geometryType, stream); |
|
366 |
|
|
367 |
Surface surface = (Surface) geometry; |
|
368 |
|
|
369 |
List linearRings = getLinearRings(surface); |
|
370 |
stream.writeInt(linearRings.size()); |
|
371 |
for (int i = 0; i < linearRings.size(); i++) { |
|
372 |
encodeLinearRing((List) linearRings.get(i), stream); |
|
373 |
} |
|
374 |
|
|
375 |
} |
|
376 |
|
|
377 |
private void encodeLinearRing(List linearRing, DataOutputStream stream) |
|
378 |
throws IOException { |
|
379 |
stream.writeInt(linearRing.size()); |
|
380 |
for (int i = 0; i < linearRing.size(); i++) { |
|
381 |
encodeCoordinates((double[]) linearRing.get(i), stream); |
|
382 |
} |
|
383 |
} |
|
384 |
|
|
385 |
private void encodeMultiLineString(Geometry geometry, |
|
386 |
DataOutputStream stream) |
|
387 |
throws GeometryTypeNotSupportedException, |
|
388 |
WKBEncodingException, IOException { |
|
389 |
GeometryType geometryType = geometry.getGeometryType(); |
|
390 |
encodeWKBGeomHead(wkbGeometryType.wkbMultiLineString, geometryType, |
|
391 |
stream); |
|
392 |
|
|
393 |
MultiCurve curves = (MultiCurve) geometry; |
|
394 |
|
|
395 |
int nGeometries = curves.getPrimitivesNumber(); |
|
396 |
stream.writeInt(nGeometries); |
|
397 |
for (int i = 0; i < nGeometries; i++) { |
|
398 |
encodeLineString(curves.getPrimitiveAt(i), stream); |
|
399 |
} |
|
400 |
} |
|
401 |
|
|
402 |
private void encodeLineString(Geometry geometry, DataOutputStream stream) |
|
403 |
throws GeometryTypeNotSupportedException, WKBEncodingException, |
|
404 |
IOException { |
|
405 |
GeometryType geometryType = geometry.getGeometryType(); |
|
406 |
encodeWKBGeomHead(wkbGeometryType.wkbLineString, geometryType, |
|
407 |
stream); |
|
408 |
|
|
409 |
Curve curve = (Curve) geometry; |
|
410 |
|
|
411 |
List lines = getLines(curve); |
|
412 |
if (lines.size() != 1) { |
|
413 |
throw new WKBMultyLineInLineDefinitionException(curve); |
|
414 |
} |
|
415 |
|
|
416 |
List line = (List) lines.get(0); |
|
417 |
int nVertices = line.size(); |
|
418 |
stream.writeInt(nVertices); |
|
419 |
for (int i = 0; i < nVertices; i++) { |
|
420 |
encodeCoordinates((double[]) line.get(i), stream); |
|
421 |
} |
|
422 |
|
|
423 |
} |
|
424 |
|
|
425 |
|
|
426 |
private void encodeCoordinates(double[] coordinates, DataOutputStream stream) |
|
427 |
throws IOException { |
|
428 |
for (int i = 0; i < coordinates.length; i++) { |
|
429 |
stream.writeDouble(coordinates[i]); |
|
430 |
} |
|
431 |
} |
|
432 |
|
|
433 |
private void encodeWKBGeomHead(int wkbBaseType, GeometryType geometryType, |
|
434 |
DataOutputStream stream) throws GeometryTypeNotSupportedException, |
|
435 |
IOException { |
|
436 |
|
|
437 |
stream.writeByte(wkbByteOrder.wkbXDR); |
|
438 |
|
|
439 |
int finalType = wkbBaseType % wkbGeometryType.wkb_baseToZ; |
|
440 |
|
|
441 |
switch (geometryType.getSubType()) { |
|
442 |
case SUBTYPES.GEOM2D: |
|
443 |
break; |
|
444 |
case SUBTYPES.GEOM2DM: |
|
445 |
finalType = finalType + wkbGeometryType.wkb_baseToM; |
|
446 |
break; |
|
447 |
|
|
448 |
case SUBTYPES.GEOM3D: |
|
449 |
finalType = finalType + wkbGeometryType.wkb_baseToZ; |
|
450 |
break; |
|
451 |
|
|
452 |
case SUBTYPES.GEOM3DM: |
|
453 |
finalType = finalType + wkbGeometryType.wkb_baseToZM; |
|
454 |
break; |
|
455 |
|
|
456 |
|
|
457 |
default: |
|
458 |
throw new GeometryTypeNotSupportedException(geometryType.getType(), |
|
459 |
geometryType.getSubType()); |
|
460 |
|
|
461 |
} |
|
462 |
|
|
463 |
stream.writeInt(finalType); |
|
464 |
|
|
465 |
|
|
466 |
} |
|
467 |
|
|
468 |
|
|
469 |
private void encodePoint(Geometry geometry, DataOutputStream stream) |
|
470 |
throws GeometryTypeNotSupportedException, IOException { |
|
471 |
GeometryType geometryType = geometry.getGeometryType(); |
|
472 |
encodeWKBGeomHead(wkbGeometryType.wkbPoint, geometryType, |
|
473 |
stream); |
|
474 |
|
|
475 |
Point point = (Point) geometry; |
|
476 |
double[] coords = point.getCoordinates(); |
|
477 |
for (int i = 0; i < coords.length; i++) { |
|
478 |
stream.writeDouble(coords[i]); |
|
479 |
} |
|
480 |
|
|
481 |
} |
|
482 |
|
|
483 |
private void encodeMultiPoint(Geometry geometry, DataOutputStream stream) |
|
484 |
throws GeometryTypeNotSupportedException, IOException { |
|
485 |
GeometryType geometryType = geometry.getGeometryType(); |
|
486 |
encodeWKBGeomHead(wkbGeometryType.wkbMultiPoint, geometryType, stream); |
|
487 |
|
|
488 |
MultiPoint points = (MultiPoint) geometry; |
|
489 |
|
|
490 |
int nGeometries = points.getPrimitivesNumber(); |
|
491 |
stream.writeInt(nGeometries); |
|
492 |
for (int i=0;i<nGeometries;i++) { |
|
493 |
encodePoint(points.getPrimitiveAt(i), stream); |
|
494 |
} |
|
495 |
} |
|
496 |
|
|
497 |
|
|
498 |
|
|
499 |
} |
|
0 | 500 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/WKBPolygonNotClosedException.java | ||
---|---|---|
1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
|
|
25 |
package org.gvsig.fmap.geom.operation.towkb; |
|
26 |
|
|
27 |
import org.gvsig.fmap.geom.Geometry; |
|
28 |
|
|
29 |
public class WKBPolygonNotClosedException extends WKBEncodingException { |
|
30 |
|
|
31 |
/** |
|
32 |
* Generated serial version UID |
|
33 |
*/ |
|
34 |
private static final long serialVersionUID = 2345762531238114238L; |
|
35 |
|
|
36 |
/** |
|
37 |
* Key to retrieve this exception's message |
|
38 |
*/ |
|
39 |
private static final String MESSAGE_KEY = "wkb_polygon_not_closed_exception"; |
|
40 |
private static final String FORMAT_STRING = |
|
41 |
"Polygon not closed found"; |
|
42 |
|
|
43 |
/** |
|
44 |
* Class name of the geometry type. Should never be null in this exception |
|
45 |
*/ |
|
46 |
public Geometry geometry = null; |
|
47 |
|
|
48 |
|
|
49 |
public WKBPolygonNotClosedException(Geometry geom) { |
|
50 |
super(FORMAT_STRING, MESSAGE_KEY, serialVersionUID); |
|
51 |
this.geometry = geom; |
|
52 |
} |
|
53 |
|
|
54 |
} |
|
0 | 55 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/ToWKB.java | ||
---|---|---|
1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
package org.gvsig.fmap.geom.operation.towkb; |
|
25 |
|
|
26 |
import org.gvsig.fmap.geom.Geometry; |
|
27 |
import org.gvsig.fmap.geom.GeometryLocator; |
|
28 |
import org.gvsig.fmap.geom.operation.GeometryOperation; |
|
29 |
import org.gvsig.fmap.geom.operation.GeometryOperationContext; |
|
30 |
import org.gvsig.fmap.geom.util.Converter; |
|
31 |
|
|
32 |
import com.vividsolutions.jts.io.WKBWriter; |
|
33 |
|
|
34 |
public class ToWKB extends GeometryOperation { |
|
35 |
public static final String NAME = "toWKB"; |
|
36 |
public static final int CODE = GeometryLocator.getGeometryManager().getGeometryOperationCode(NAME); |
|
37 |
private static WKBWriter writer = null; |
|
38 |
private static int dimension = 2; |
|
39 |
|
|
40 |
public Object invoke(Geometry geom, GeometryOperationContext ctx) { |
|
41 |
int subType = geom.getGeometryType().getSubType(); |
|
42 |
boolean is3D = subType == 1 || subType == 3; |
|
43 |
|
|
44 |
if(writer == null) { |
|
45 |
if(is3D) { |
|
46 |
dimension = 3; |
|
47 |
writer = new WKBWriter(3); |
|
48 |
} else { |
|
49 |
dimension = 2; |
|
50 |
writer = new WKBWriter(); |
|
51 |
} |
|
52 |
} else { |
|
53 |
if(is3D && dimension == 2) { |
|
54 |
dimension = 3; |
|
55 |
writer = new WKBWriter(3); |
|
56 |
} |
|
57 |
if(!is3D && dimension == 3) { |
|
58 |
dimension = 2; |
|
59 |
writer = new WKBWriter(); |
|
60 |
} |
|
61 |
} |
|
62 |
|
|
63 |
if (ctx == null) { |
|
64 |
return writer.write(Converter.geometryToJts(geom)); |
|
65 |
} |
|
66 |
return writer.write(Converter.geometryToJtsWithSRID(geom, |
|
67 |
((ToWKBOperationContext) ctx).getSrID())); |
|
68 |
} |
|
69 |
|
|
70 |
public int getOperationIndex() { |
|
71 |
return CODE; |
|
72 |
} |
|
73 |
|
|
74 |
} |
|
0 | 75 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/towkb/WKBOnePointLineException.java | ||
---|---|---|
1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
|
|
25 |
package org.gvsig.fmap.geom.operation.towkb; |
|
26 |
|
|
27 |
import org.gvsig.fmap.geom.Geometry; |
|
28 |
|
|
29 |
public class WKBOnePointLineException extends WKBEncodingException { |
|
30 |
|
|
31 |
/** |
|
32 |
* Generated serial version UID |
|
33 |
*/ |
|
34 |
private static final long serialVersionUID = 1810408131264048570L; |
|
35 |
|
|
36 |
/** |
|
37 |
* Key to retrieve this exception's message |
|
38 |
*/ |
|
39 |
private static final String MESSAGE_KEY = "wkb_one_point_line_exception"; |
|
40 |
private static final String FORMAT_STRING = |
|
41 |
"Single point line definition"; |
|
42 |
|
|
43 |
/** |
|
44 |
* Class name of the geometry type. Should never be null in this exception |
|
45 |
*/ |
|
46 |
public Geometry geometry = null; |
|
47 |
|
|
48 |
|
|
49 |
public WKBOnePointLineException(Geometry geom) { |
|
50 |
super(FORMAT_STRING, MESSAGE_KEY, serialVersionUID); |
|
51 |
this.geometry = geom; |
|
52 |
} |
|
53 |
|
|
54 |
} |
|
0 | 55 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/fromwkt/FromWKTGeometryOperationContext.java | ||
---|---|---|
1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
package org.gvsig.fmap.geom.operation.fromwkt; |
|
25 |
|
|
26 |
import org.gvsig.fmap.geom.operation.GeometryOperationContext; |
|
27 |
|
|
28 |
/** |
|
29 |
* @author jmvivo |
|
30 |
* |
|
31 |
*/ |
|
32 |
public class FromWKTGeometryOperationContext extends GeometryOperationContext { |
|
33 |
|
|
34 |
public static final String SRS = "srs"; |
|
35 |
public static final String TEXT = "text"; |
|
36 |
|
|
37 |
|
|
38 |
public FromWKTGeometryOperationContext(String text,String srs) { |
|
39 |
this.setText(text); |
|
40 |
this.setSrs(srs); |
|
41 |
} |
|
42 |
|
|
43 |
public void setText(String text) { |
|
44 |
this.setAttribute(TEXT, text); |
|
45 |
} |
|
46 |
|
|
47 |
public String getText() { |
|
48 |
return (String) this.getAttribute(TEXT); |
|
49 |
} |
|
50 |
|
|
51 |
protected String getSrs() { |
|
52 |
return (String) this.getAttribute(SRS); |
|
53 |
} |
|
54 |
|
|
55 |
protected void setSrs(String srs) { |
|
56 |
this.setAttribute(SRS, srs); |
|
57 |
} |
|
58 |
} |
|
59 |
|
|
60 |
|
|
0 | 61 |
tags/org.gvsig.desktop-2.0.29/org.gvsig.desktop.compat.cdc/org.gvsig.fmap.geometry/org.gvsig.fmap.geometry.operation/src/main/java/org/gvsig/fmap/geom/operation/fromwkt/WKTParser.java | ||
---|---|---|
1 |
/** |
|
2 |
* gvSIG. Desktop Geographic Information System. |
|
3 |
* |
|
4 |
* Copyright (C) 2007-2013 gvSIG Association. |
|
5 |
* |
|
6 |
* 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 3 |
|
9 |
* of the License, or (at your option) any later version. |
|
10 |
* |
|
11 |
* 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 |
* |
|
16 |
* 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 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, |
|
19 |
* MA 02110-1301, USA. |
|
20 |
* |
|
21 |
* For any additional information, do not hesitate to contact us |
|
22 |
* at info AT gvsig.com, or visit our website www.gvsig.com. |
|
23 |
*/ |
|
24 |
package org.gvsig.fmap.geom.operation.fromwkt; |
|
25 |
|
|
26 |
import java.io.IOException; |
|
27 |
import java.io.Reader; |
|
28 |
import java.io.StreamTokenizer; |
|
29 |
import java.io.StringReader; |
|
30 |
import java.util.ArrayList; |
|
31 |
|
|
32 |
import org.gvsig.fmap.geom.Geometry; |
|
33 |
import org.gvsig.fmap.geom.GeometryException; |
|
34 |
import org.gvsig.fmap.geom.GeometryLocator; |
|
35 |
import org.gvsig.fmap.geom.GeometryManager; |
|
36 |
import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
|
37 |
import org.gvsig.fmap.geom.Geometry.TYPES; |
|
38 |
import org.gvsig.fmap.geom.aggregate.MultiCurve; |
|
39 |
import org.gvsig.fmap.geom.aggregate.MultiPoint; |
|
40 |
import org.gvsig.fmap.geom.aggregate.MultiSurface; |
|
41 |
import org.gvsig.fmap.geom.exception.CreateGeometryException; |
|
42 |
import org.gvsig.fmap.geom.operation.GeometryOperationException; |
|
43 |
import org.gvsig.fmap.geom.primitive.Curve; |
|
44 |
import org.gvsig.fmap.geom.primitive.GeneralPathX; |
|
45 |
import org.gvsig.fmap.geom.primitive.Point; |
|
46 |
import org.gvsig.fmap.geom.primitive.Surface; |
|
47 |
import org.gvsig.tools.exception.BaseException; |
|
48 |
|
|
49 |
import com.vividsolutions.jts.geom.Coordinate; |
|
50 |
import com.vividsolutions.jts.io.ParseException; |
|
51 |
|
|
52 |
/** |
|
53 |
* Converts a Well-Known Text string to a <code>Geometry</code>. |
|
54 |
* <p> |
|
55 |
* The <code>WKTReader</code> allows |
|
56 |
* extracting <code>Geometry</code> objects from either input streams or |
|
57 |
* internal strings. This allows it to function as a parser to read <code>Geometry</code> |
|
58 |
* objects from text blocks embedded in other data formats (e.g. XML). <P> |
|
59 |
* <p> |
|
60 |
* The Well-known |
|
61 |
* Text format is defined in the <A HREF="http://www.opengis.org/techno/specs.htm"> |
|
62 |
* OpenGIS Simple Features Specification for SQL</A> . <P> |
|
63 |
* <p> |
|
64 |
* <B>Note: </B> There is an inconsistency in the SFS. The WKT grammar states |
|
65 |
* that <code>MultiPoints</code> are represented by <code>MULTIPOINT ( ( x y), (x y) )</code> |
|
66 |
* , but the examples show <code>MultiPoint</code>s as <code>MULTIPOINT ( x y, x y )</code> |
|
67 |
* . Other implementations follow the latter syntax, so JTS will adopt it as |
|
68 |
* well. |
|
69 |
* |
|
70 |
* A <code>WKTReader</code> is parameterized by a <code>GeometryFactory</code> |
|
71 |
* , to allow it to create <code>Geometry</code> objects of the appropriate |
|
72 |
* implementation. In particular, the <code>GeometryFactory</code> will |
|
73 |
* determine the <code>PrecisionModel</code> and <code>SRID</code> that is |
|
74 |
* used. <P> |
|
75 |
* |
|
76 |
* The <code>WKTReader</code> will convert the input numbers to the precise |
|
77 |
* internal representation. |
|
78 |
* |
|
79 |
* Reads non-standard "LINEARRING" tags. |
|
80 |
* |
|
81 |
*@version 1.5 |
|
82 |
*/ |
|
83 |
public class WKTParser { |
|
84 |
|
|
85 |
private GeometryManager manager = GeometryLocator.getGeometryManager(); |
|
86 |
/** |
|
87 |
* Creates a WKTReader that creates objects using a basic GeometryFactory. |
|
88 |
*/ |
|
89 |
public WKTParser() { |
|
90 |
} |
|
91 |
|
|
92 |
|
|
93 |
|
|
94 |
/** |
|
95 |
* Converts a Well-known Text representation to a <code>Geometry</code>. |
|
96 |
* |
|
97 |
* @param wellKnownText |
|
98 |
* one or more <Geometry Tagged Text>strings (see the OpenGIS |
|
99 |
* Simple Features Specification) separated by whitespace |
|
100 |
* @return a <code>Geometry</code> specified by <code>wellKnownText</code> |
|
101 |
* @throws ParseException |
|
102 |
* if a parsing problem occurs |
|
103 |
*/ |
|
104 |
public Geometry read(String wellKnownText) throws ParseException { |
|
105 |
StringReader reader = new StringReader(wellKnownText); |
|
106 |
try { |
|
107 |
return read(reader); |
|
108 |
} |
|
109 |
finally { |
|
110 |
reader.close(); |
|
111 |
} |
|
112 |
} |
|
113 |
|
|
114 |
/** |
|
115 |
* Converts a Well-known Text representation to a <code>Geometry</code>. |
|
116 |
* |
|
117 |
*@param reader a Reader which will return a <Geometry Tagged Text> |
|
118 |
* string (see the OpenGIS Simple Features Specification) |
|
119 |
*@return a <code>Geometry</code> read from <code>reader</code> |
|
120 |
*@throws ParseException if a parsing problem occurs |
|
121 |
*/ |
|
122 |
public Geometry read(Reader reader) throws ParseException { |
|
123 |
StreamTokenizer tokenizer = new StreamTokenizer(reader); |
|
124 |
try { |
|
125 |
return readGeometryTaggedText(tokenizer); |
|
126 |
} |
|
127 |
catch (IOException e) { |
|
128 |
throw new ParseException(e.toString()); |
|
129 |
} catch (CreateGeometryException e) { |
|
130 |
throw new ParseException(e.toString()); |
|
131 |
} |
|
132 |
} |
|
133 |
|
|
134 |
/** |
|
135 |
* Returns the next array of <code>Coordinate</code>s in the stream. |
|
136 |
* |
|
137 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
138 |
* format. The next element returned by the stream should be "(" (the |
|
139 |
* beginning of "(x1 y1, x2 y2, ..., xn yn)") or "EMPTY". |
|
140 |
*@return the next array of <code>Coordinate</code>s in the |
|
141 |
* stream, or an empty array if "EMPTY" is the next element returned by |
|
142 |
* the stream. |
|
143 |
*@throws IOException if an I/O error occurs |
|
144 |
*@throws ParseException if an unexpected token was encountered |
|
145 |
*/ |
|
146 |
private Coordinate[] getCoordinates(StreamTokenizer tokenizer) |
|
147 |
throws IOException, ParseException |
|
148 |
{ |
|
149 |
String nextToken = getNextEmptyOrOpener(tokenizer); |
|
150 |
if (nextToken.equals("EMPTY")) { |
|
151 |
return new Coordinate[]{}; |
|
152 |
} |
|
153 |
ArrayList coordinates = new ArrayList(); |
|
154 |
coordinates.add(getPreciseCoordinate(tokenizer)); |
|
155 |
nextToken = getNextCloserOrComma(tokenizer); |
|
156 |
while (nextToken.equals(",")) { |
|
157 |
coordinates.add(getPreciseCoordinate(tokenizer)); |
|
158 |
nextToken = getNextCloserOrComma(tokenizer); |
|
159 |
} |
|
160 |
Coordinate[] array = new Coordinate[coordinates.size()]; |
|
161 |
return (Coordinate[]) coordinates.toArray(array); |
|
162 |
} |
|
163 |
|
|
164 |
private Coordinate getPreciseCoordinate(StreamTokenizer tokenizer) |
|
165 |
throws IOException, ParseException |
|
166 |
{ |
|
167 |
Coordinate coord = new Coordinate(); |
|
168 |
coord.x = getNextNumber(tokenizer); |
|
169 |
coord.y = getNextNumber(tokenizer); |
|
170 |
if (isNumberNext(tokenizer)) { |
|
171 |
coord.z = getNextNumber(tokenizer); |
|
172 |
} |
|
173 |
return coord; |
|
174 |
} |
|
175 |
private boolean isNumberNext(StreamTokenizer tokenizer) throws IOException { |
|
176 |
try { |
|
177 |
return tokenizer.nextToken() == StreamTokenizer.TT_NUMBER; |
|
178 |
} |
|
179 |
finally { |
|
180 |
tokenizer.pushBack(); |
|
181 |
} |
|
182 |
} |
|
183 |
/** |
|
184 |
* Returns the next number in the stream. |
|
185 |
* |
|
186 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
187 |
* format. The next token must be a number. |
|
188 |
*@return the next number in the stream |
|
189 |
*@throws ParseException if the next token is not a number |
|
190 |
*@throws IOException if an I/O error occurs |
|
191 |
*/ |
|
192 |
private double getNextNumber(StreamTokenizer tokenizer) throws IOException, |
|
193 |
ParseException { |
|
194 |
int type = tokenizer.nextToken(); |
|
195 |
switch (type) { |
|
196 |
case StreamTokenizer.TT_EOF: |
|
197 |
throw new ParseException("Expected number but encountered end of stream"); |
|
198 |
case StreamTokenizer.TT_EOL: |
|
199 |
throw new ParseException("Expected number but encountered end of line"); |
|
200 |
case StreamTokenizer.TT_NUMBER: |
|
201 |
return tokenizer.nval; |
|
202 |
case StreamTokenizer.TT_WORD: |
|
203 |
throw new ParseException("Expected number but encountered word: " + |
|
204 |
tokenizer.sval); |
|
205 |
case '(': |
|
206 |
throw new ParseException("Expected number but encountered '('"); |
|
207 |
case ')': |
|
208 |
throw new ParseException("Expected number but encountered ')'"); |
|
209 |
case ',': |
|
210 |
throw new ParseException("Expected number but encountered ','"); |
|
211 |
} |
|
212 |
return 0; |
|
213 |
} |
|
214 |
|
|
215 |
/** |
|
216 |
* Returns the next "EMPTY" or "(" in the stream as uppercase text. |
|
217 |
* |
|
218 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
219 |
* format. The next token must be "EMPTY" or "(". |
|
220 |
*@return the next "EMPTY" or "(" in the stream as uppercase |
|
221 |
* text. |
|
222 |
*@throws ParseException if the next token is not "EMPTY" or "(" |
|
223 |
*@throws IOException if an I/O error occurs |
|
224 |
*/ |
|
225 |
private String getNextEmptyOrOpener(StreamTokenizer tokenizer) throws IOException, ParseException { |
|
226 |
String nextWord = getNextWord(tokenizer); |
|
227 |
if (nextWord.equals("EMPTY") || nextWord.equals("(")) { |
|
228 |
return nextWord; |
|
229 |
} |
|
230 |
throw new ParseException("Expected 'EMPTY' or '(' but encountered '" + |
|
231 |
nextWord + "'"); |
|
232 |
} |
|
233 |
|
|
234 |
/** |
|
235 |
* Returns the next ")" or "," in the stream. |
|
236 |
* |
|
237 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
238 |
* format. The next token must be ")" or ",". |
|
239 |
*@return the next ")" or "," in the stream |
|
240 |
*@throws ParseException if the next token is not ")" or "," |
|
241 |
*@throws IOException if an I/O error occurs |
|
242 |
*/ |
|
243 |
private String getNextCloserOrComma(StreamTokenizer tokenizer) throws IOException, ParseException { |
|
244 |
String nextWord = getNextWord(tokenizer); |
|
245 |
if (nextWord.equals(",") || nextWord.equals(")")) { |
|
246 |
return nextWord; |
|
247 |
} |
|
248 |
throw new ParseException("Expected ')' or ',' but encountered '" + nextWord |
|
249 |
+ "'"); |
|
250 |
} |
|
251 |
|
|
252 |
/** |
|
253 |
* Returns the next ")" in the stream. |
|
254 |
* |
|
255 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
256 |
* format. The next token must be ")". |
|
257 |
*@return the next ")" in the stream |
|
258 |
*@throws ParseException if the next token is not ")" |
|
259 |
*@throws IOException if an I/O error occurs |
|
260 |
*/ |
|
261 |
private String getNextCloser(StreamTokenizer tokenizer) throws IOException, ParseException { |
|
262 |
String nextWord = getNextWord(tokenizer); |
|
263 |
if (nextWord.equals(")")) { |
|
264 |
return nextWord; |
|
265 |
} |
|
266 |
throw new ParseException("Expected ')' but encountered '" + nextWord + "'"); |
|
267 |
} |
|
268 |
|
|
269 |
/** |
|
270 |
* Returns the next word in the stream as uppercase text. |
|
271 |
* |
|
272 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
273 |
* format. The next token must be a word. |
|
274 |
*@return the next word in the stream as uppercase text |
|
275 |
*@throws ParseException if the next token is not a word |
|
276 |
*@throws IOException if an I/O error occurs |
|
277 |
*/ |
|
278 |
private String getNextWord(StreamTokenizer tokenizer) throws IOException, ParseException { |
|
279 |
int type = tokenizer.nextToken(); |
|
280 |
switch (type) { |
|
281 |
case StreamTokenizer.TT_EOF: |
|
282 |
throw new ParseException("Expected word but encountered end of stream"); |
|
283 |
case StreamTokenizer.TT_EOL: |
|
284 |
throw new ParseException("Expected word but encountered end of line"); |
|
285 |
case StreamTokenizer.TT_NUMBER: |
|
286 |
throw new ParseException("Expected word but encountered number: " + |
|
287 |
tokenizer.nval); |
|
288 |
case StreamTokenizer.TT_WORD: |
|
289 |
return tokenizer.sval.toUpperCase(); |
|
290 |
case '(': |
|
291 |
return "("; |
|
292 |
case ')': |
|
293 |
return ")"; |
|
294 |
case ',': |
|
295 |
return ","; |
|
296 |
} |
|
297 |
// Assert.shouldNeverReachHere("Encountered unexpected StreamTokenizer type: " + type); |
|
298 |
return null; |
|
299 |
} |
|
300 |
|
|
301 |
/** |
|
302 |
* Creates a <code>Geometry</code> using the next token in the stream. |
|
303 |
* |
|
304 |
*@param tokenizer tokenizer over a stream of text in Well-known Text |
|
305 |
* format. The next tokens must form a <Geometry Tagged Text>. |
|
306 |
*@return a <code>Geometry</code> specified by the next token |
|
307 |
* in the stream |
|
308 |
*@throws ParseException if the coordinates used to create a <code>Polygon</code> |
|
309 |
* shell and holes do not form closed linestrings, or if an unexpected |
|
310 |
* token was encountered |
|
311 |
*@throws IOException if an I/O error occurs |
|
312 |
* @throws CreateGeometryException |
|
313 |
*/ |
|
314 |
private Geometry readGeometryTaggedText(StreamTokenizer tokenizer) throws IOException, ParseException, CreateGeometryException{ |
|
315 |
String type = getNextWord(tokenizer); |
|
316 |
if (type.equals("POINT")) { |
|
317 |
return readPointText(tokenizer); |
|
318 |
} |
|
319 |
else if (type.equals("LINESTRING")) { |
|
320 |
return readLineStringText(tokenizer); |
|
321 |
} |
|
322 |
else if (type.equals("LINEARRING")) { |
|
323 |
return readLinearRingText(tokenizer); |
|
324 |
} |
|
325 |
else if (type.equals("POLYGON")) { |
|
326 |
return readPolygonText(tokenizer); |
|
327 |
} |
|
328 |
else if (type.equals("MULTIPOINT")) { |
|
329 |
return readMultiPointText(tokenizer); |
|
330 |
} |
|
331 |
else if (type.equals("MULTILINESTRING")) { |
|
332 |
return readMultiLineStringText(tokenizer); |
|
333 |
} |
|
334 |
else if (type.equals("MULTIPOLYGON")) { |
|
335 |
return readMultiPolygonText(tokenizer); |
|
336 |
} |
|
337 |
/* else if (type.equals("GEOMETRYCOLLECTION")) { |
|
338 |
return readGeometryCollectionText(tokenizer); |
|
339 |
} */ |
|
340 |
System.err.println("Unknown type: " + type); |
|
341 |
throw new ParseException("Unknown type: " + type); |
|
342 |
} |
|
343 |
|
|
344 |
/** |
|
345 |
* Creates a <code>Point</code> using the next token in the stream. |
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