svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.geometry / org.gvsig.fmap.geometry.impl / src / main / java / org / gvsig / fmap / geom / primitive / impl / AbstractPrimitive.java @ 41439
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/**
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* gvSIG. Desktop Geographic Information System.
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*
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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
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 3
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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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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*
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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.primitive.impl; |
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|
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import java.awt.Shape; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.PathIterator; |
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import java.io.Serializable; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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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.handler.Handler; |
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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.operation.GeometryOperationNotSupportedException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.geom.primitive.FShape; |
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import org.gvsig.fmap.geom.primitive.GeneralPathX; |
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import org.gvsig.fmap.geom.primitive.NullGeometry; |
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import org.gvsig.fmap.geom.primitive.Point; |
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import org.gvsig.fmap.geom.primitive.Primitive; |
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import org.gvsig.fmap.geom.type.GeometryType; |
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import org.gvsig.fmap.geom.util.Converter; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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import com.vividsolutions.jts.geom.Coordinate; |
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import com.vividsolutions.jts.geom.GeometryFactory; |
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import com.vividsolutions.jts.io.WKBWriter; |
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import com.vividsolutions.jts.operation.distance.DistanceOp; |
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import com.vividsolutions.jts.operation.overlay.snap.GeometrySnapper; |
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import com.vividsolutions.jts.operation.valid.IsValidOp; |
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import org.gvsig.fmap.geom.impl.DefaultValidationStatus; |
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/**
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* @author Jorge Piera Llodr� (jorge.piera@iver.es)
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*/
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public abstract class AbstractPrimitive implements Primitive, FShape, Shape, Serializable { |
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private static final Logger logger = LoggerFactory.getLogger(AbstractPrimitive.class); |
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private static final long serialVersionUID = -4334977368955260872L; |
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protected String id = null; |
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protected IProjection projection = null; |
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protected GeometryType geometryType = null; |
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protected static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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/**
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* The constructor with the GeometryType like and argument
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* is used by the {@link GeometryType}{@link #create()}
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* to create the geometry
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* @param type
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* The geometry type
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*/
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public AbstractPrimitive(GeometryType geometryType) {
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this(geometryType, null, null); |
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} |
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AbstractPrimitive(int type, int subtype) { |
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try {
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geometryType = geomManager.getGeometryType(type, subtype); |
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} catch (Exception e) { |
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//TODO Not registered geometry
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geometryType = null;
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} |
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} |
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public AbstractPrimitive(GeometryType geometryType, String id, IProjection projection) { |
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super();
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this.id = id;
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this.projection = projection;
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this.geometryType = geometryType;
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} |
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public AbstractPrimitive(GeometryType geometryType, IProjection projection) {
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this(geometryType, null, projection); |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#getGeometryType()
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*/
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public GeometryType getGeometryType() {
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return geometryType;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#getType()
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*/
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public int getType() { |
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return geometryType.getType();
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} |
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/**
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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.core.Geometry#getInternalShape()
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* @deprecated this Geometry is a Shape.
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*/
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public Shape getInternalShape() { |
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return this; |
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} |
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/* (non-Javadoc)
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* @see org.gvsig.geometries.iso.AbstractGeometry#getId()
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*/
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public String getId() { |
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return id;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.geometries.iso.AbstractGeometry#getSRS()
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*/
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public IProjection getSRS() {
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return projection;
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} |
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/* (non-Javadoc)
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* @see org.gvsig.geometries.iso.AbstractGeometry#transform(org.cresques.cts.IProjection)
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*/
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public AbstractPrimitive transform(IProjection newProjection) {
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Geometry newGeom = cloneGeometry(); |
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ICoordTrans coordTrans = projection.getCT(newProjection); |
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newGeom.reProject(coordTrans); |
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return (AbstractPrimitive)newGeom;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#fastIntersects(double, double, double, double)
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*/
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public boolean fastIntersects(double x, double y, double w, double h) { |
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boolean resp = true; |
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try {
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resp = intersectsRectangle(this, x, y, w, h);
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} catch (GeometryOperationException e) {
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logger.error("While doing fastintersects: " + e.getMessage(), e);
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} |
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return resp;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#cloneGeometry()
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*/
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public Geometry cloneGeometry() {
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return (Geometry)cloneFShape();
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#getHandlers(int)
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*/
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public Handler[] getHandlers(int type) { |
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if (type==STRETCHINGHANDLER){
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return getStretchingHandlers();
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}else if (type==SELECTHANDLER){ |
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return getSelectHandlers();
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} |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#isSimple()
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*/
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public boolean isSimple() { |
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com.vividsolutions.jts.geom.Geometry jtsgeom = this.getJTS();
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return jtsgeom.isSimple();
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} |
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public boolean isValid() { |
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com.vividsolutions.jts.geom.Geometry jtsgeom = this.getJTS();
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return jtsgeom.isValid();
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} |
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public ValidationStatus getValidationStatus() {
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DefaultValidationStatus status = new DefaultValidationStatus();
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com.vividsolutions.jts.geom.Geometry jtsgeom = null;
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try {
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jtsgeom = this.getJTS();
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IsValidOp validOp = new IsValidOp(jtsgeom);
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status.setValidationError(validOp.getValidationError()); |
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} catch(Exception ex) { |
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status.setStatusCode(ValidationStatus.CURRUPTED); |
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status.setMesage("The geometry is corrupted.");
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} |
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return status;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#invokeOperation(int, org.gvsig.fmap.geom.operation.GeometryOperationContext)
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*/
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public Object invokeOperation(int index, GeometryOperationContext ctx) throws GeometryOperationNotSupportedException, GeometryOperationException { |
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return geomManager.invokeOperation(index, this, ctx); |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.geom.Geometry#invokeOperation(java.lang.String, org.gvsig.fmap.geom.operation.GeometryOperationContext)
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*/
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public Object invokeOperation(String oppName, GeometryOperationContext ctx) throws GeometryOperationNotSupportedException, GeometryOperationException { |
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return geomManager.invokeOperation(oppName, this, ctx); |
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} |
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/*
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* (non-Javadoc)
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* @see java.lang.Comparable#compareTo(T)
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*/
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public int compareTo(Object arg0) { |
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// TODO Auto-generated method stub
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return -1; |
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} |
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/*
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* (non-Javadoc)
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* @see java.lang.Object#toString()
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*/
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public String toString() { |
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String name=getGeometryType().getName();
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return name.substring(name.lastIndexOf(".")+1); |
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} |
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/*
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* (non-Javadoc)
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* @see java.lang.Object#equals(java.lang.Object)
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*/
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public boolean equals(Object obj) { |
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if (obj == null) { |
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return false; |
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} |
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if (this.getClass() != obj.getClass()) { |
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return false; |
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} |
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AbstractPrimitive other = (AbstractPrimitive) obj; |
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if (this.getGeometryType().getType() != other.getGeometryType() |
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.getType()) { |
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return false; |
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} |
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if (this.getGeometryType().getSubType() != other.getGeometryType() |
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.getSubType()) { |
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return false; |
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} |
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if (this instanceof NullGeometry || obj instanceof NullGeometry) { |
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/*
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* If any of them is null geometry, they both have to be
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* null geometry, or else, they are not equal.
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* This prevents null pointer exception in the rest of the
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* method
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*/
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if (this instanceof NullGeometry && obj instanceof NullGeometry) { |
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return true; |
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} else {
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return false; |
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} |
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} |
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if (this.projection != other.projection) { |
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if (this.projection == null) { |
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return false; |
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} |
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if (this.projection.getAbrev() != other.projection.getAbrev()) { //FIXME this must be false |
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return false; |
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} |
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} |
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if (!this.getBounds().equals(other.getBounds())) { |
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return false; |
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} |
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GeneralPathX myPath = this.getGeneralPath();
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GeneralPathX otherPath = other.getGeneralPath(); |
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if (myPath == null) { |
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if (otherPath != null) { |
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return false; |
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} else {
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// TODO checkThis
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return true; |
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} |
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} |
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if (myPath.getNumTypes() != otherPath.getNumTypes()) {
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return false; |
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} |
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if (Math.abs(myPath.getNumCoords() - otherPath.getNumCoords()) > this |
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.getDimension()) { |
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return false; |
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} |
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PathIterator myIter = myPath.getPathIterator(null); |
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PathIterator otherIter = otherPath.getPathIterator(null); |
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int myType,otherType;
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// FIXME when 3D, 2DM and 3DM
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double[] myData = new double[6]; |
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double[] otherData = new double[6]; |
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double[] myFirst = new double[] { myPath.getPointAt(0).getX(),myPath.getPointAt(0).getY()}; |
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double[] otherFirst = new double[] { otherPath.getPointAt(0).getX(),otherPath.getPointAt(0).getY()}; |
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while (!myIter.isDone()) {
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if (otherIter.isDone()) {
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return false; |
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} |
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for (int i = 0; i < myData.length; i++) { |
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myData[i] = 0.0;
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otherData[i] = 0.0;
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} |
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myType = myIter.currentSegment(myData); |
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otherType = otherIter.currentSegment(otherData); |
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switch (myType) {
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case PathIterator.SEG_LINETO: |
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if (otherType != myType) {
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if (otherType == PathIterator.SEG_CLOSE){ |
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if (!comparePathIteratorData(otherFirst, myData)) {
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return false; |
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} |
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} else {
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return false; |
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} |
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} else {
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if (!comparePathIteratorData(myData, otherData)) {
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return false; |
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} |
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} |
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break;
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case PathIterator.SEG_CLOSE: |
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if (otherType != myType) {
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if (otherType == PathIterator.SEG_LINETO) { |
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if (!comparePathIteratorData(myFirst, otherData)) {
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return false; |
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} |
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} else {
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return false; |
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} |
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} else {
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if (!comparePathIteratorData(myData, otherData)) {
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return false; |
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} |
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} |
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break;
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case PathIterator.SEG_MOVETO: |
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case PathIterator.SEG_QUADTO: |
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case PathIterator.SEG_CUBICTO: |
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if (otherType != myType) {
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return false; |
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} |
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if (!comparePathIteratorData(myData, otherData)) {
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return false; |
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} |
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break;
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} // end switch
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myIter.next(); |
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otherIter.next(); |
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} |
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if (!otherIter.isDone()) {
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return false; |
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} |
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return true; |
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} |
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private boolean comparePathIteratorData(double[] org, double[] other) { |
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for (int i = 0; i < org.length; i++) { |
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if (Math.abs(org[i] - other[i]) > 0.0000001) { |
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return false; |
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} |
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} |
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return true; |
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} |
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|
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/* (non-Javadoc)
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* @see org.gvsig.fmap.geom.primitive.FShape#getShapeType()
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*/
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public int getShapeType() { |
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return getType();
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} |
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|
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/**
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* Utility method
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* @param geometry
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* @param x
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432 |
* @param y
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* @return
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* @throws GeometryOperationException
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*/
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protected boolean containsPoint(Geometry geom, double x, double y) throws GeometryOperationException { |
437 |
|
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// exclude disjoint
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Envelope env = geom.getEnvelope(); |
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if (x > env.getMaximum(0)) return false; |
441 |
if (y > env.getMaximum(1)) return false; |
442 |
if (x < env.getMinimum(0)) return false; |
443 |
if (y < env.getMinimum(1)) return false; |
444 |
|
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// boxes overlap, need long version
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|
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Geometry geompoint = null;
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try {
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geompoint = GeometryLocator.getGeometryManager().createPoint(x, y, SUBTYPES.GEOM2D); |
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} catch (Exception e1) { |
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throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e1); |
452 |
} |
453 |
|
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GeometryOperationContext drgoc = new GeometryOperationContext();
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drgoc.setAttribute("geom",geompoint);
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|
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Object resp = null; |
458 |
boolean respboolean = true; |
459 |
try {
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resp = geom.invokeOperation(GeometryOperation.OPERATION_CONTAINS_CODE, drgoc); |
461 |
respboolean = ((Boolean) resp).booleanValue();
|
462 |
} catch (Exception e) { |
463 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e); |
464 |
} |
465 |
|
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return respboolean;
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467 |
} |
468 |
|
469 |
/**
|
470 |
*
|
471 |
* @param geometry
|
472 |
* @param x
|
473 |
* @param y
|
474 |
* @param w
|
475 |
* @param h
|
476 |
* @return
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477 |
*/
|
478 |
protected boolean containsRectangle(Geometry geom, double x, double y, |
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double w, double h) throws GeometryOperationException { |
480 |
|
481 |
|
482 |
// exclude disjoint boxes
|
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Envelope env = geom.getEnvelope(); |
484 |
if (x > env.getMaximum(0)) return false; |
485 |
if ((x+w) < env.getMinimum(0)) return false; |
486 |
if (y > env.getMaximum(1)) return false; |
487 |
if ((y+h) < env.getMinimum(1)) return false; |
488 |
|
489 |
if (w == 0 && h == 0) { |
490 |
return containsPoint(geom, x, y);
|
491 |
} |
492 |
|
493 |
// boxes overlap, need long version
|
494 |
Geometry rectgeom = null;
|
495 |
GeneralPathX gpx = new GeneralPathX();
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gpx.moveTo(x, y); |
497 |
gpx.lineTo(x+w, y); |
498 |
gpx.lineTo(x+w, y+h); |
499 |
gpx.lineTo(x, y+h); |
500 |
gpx.lineTo(x, y); |
501 |
|
502 |
try {
|
503 |
rectgeom = GeometryLocator.getGeometryManager().createSurface(gpx, SUBTYPES.GEOM2D); |
504 |
} catch (Exception e1) { |
505 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e1); |
506 |
} |
507 |
|
508 |
GeometryOperationContext drgoc = new GeometryOperationContext();
|
509 |
drgoc.setAttribute("geom",rectgeom);
|
510 |
|
511 |
Object resp = null; |
512 |
boolean respboolean = true; |
513 |
try {
|
514 |
resp = geom.invokeOperation(GeometryOperation.OPERATION_CONTAINS_CODE, drgoc); |
515 |
respboolean = ((Boolean) resp).booleanValue();
|
516 |
} catch (Exception e) { |
517 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e); |
518 |
} |
519 |
|
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return respboolean;
|
521 |
} |
522 |
|
523 |
|
524 |
/**
|
525 |
*
|
526 |
* @param geom
|
527 |
* @param x
|
528 |
* @param y
|
529 |
* @param w
|
530 |
* @param h
|
531 |
* @return
|
532 |
*/
|
533 |
protected boolean intersectsRectangle(Geometry geom, double x, double y, |
534 |
double w, double h) throws GeometryOperationException { |
535 |
|
536 |
// exclude disjoint boxes
|
537 |
Envelope env = geom.getEnvelope(); |
538 |
if (x > env.getMaximum(0)) return false; |
539 |
if ((x+w) < env.getMinimum(0)) return false; |
540 |
if (y > env.getMaximum(1)) return false; |
541 |
if ((y+h) < env.getMinimum(1)) return false; |
542 |
|
543 |
// boxes overlap, need long version
|
544 |
Geometry rectgeom = null;
|
545 |
GeneralPathX gpx = new GeneralPathX();
|
546 |
gpx.moveTo(x, y); |
547 |
gpx.lineTo(x+w, y); |
548 |
gpx.lineTo(x+w, y+h); |
549 |
gpx.lineTo(x, y+h); |
550 |
gpx.lineTo(x, y); |
551 |
|
552 |
try {
|
553 |
rectgeom = GeometryLocator.getGeometryManager().createSurface(gpx, SUBTYPES.GEOM2D); |
554 |
} catch (Exception e1) { |
555 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_INTERSECTS_CODE, e1); |
556 |
} |
557 |
|
558 |
GeometryOperationContext drgoc = new GeometryOperationContext();
|
559 |
drgoc.setAttribute("geom",rectgeom);
|
560 |
|
561 |
Object resp = null; |
562 |
boolean respboolean = true; |
563 |
try {
|
564 |
resp = geom.invokeOperation(GeometryOperation.OPERATION_INTERSECTS_CODE, drgoc); |
565 |
respboolean = ((Boolean) resp).booleanValue();
|
566 |
} catch (Exception e) { |
567 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_INTERSECTS_CODE, e); |
568 |
} |
569 |
|
570 |
return respboolean;
|
571 |
|
572 |
|
573 |
} |
574 |
|
575 |
private com.vividsolutions.jts.geom.Geometry getJTS() {
|
576 |
return Converter.geometryToJts(this); |
577 |
} |
578 |
|
579 |
public byte[] convertToWKB() throws GeometryOperationNotSupportedException, |
580 |
GeometryOperationException { |
581 |
return (byte[]) this.invokeOperation(OPERATIONS.CONVERTTOWKB, null); |
582 |
} |
583 |
|
584 |
public byte[] convertToWKB(int srs) |
585 |
throws GeometryOperationNotSupportedException, GeometryOperationException {
|
586 |
int subType = getGeometryType().getSubType();
|
587 |
boolean is3D = subType == 1 || subType == 3; |
588 |
|
589 |
WKBWriter write = null;
|
590 |
if(is3D)
|
591 |
write = new WKBWriter(3); |
592 |
else
|
593 |
write = new WKBWriter(2); |
594 |
return write.write(Converter.geometryToJtsWithSRID(this, srs)); |
595 |
} |
596 |
|
597 |
public byte[] convertToWKBForcingType(int srs, int type) |
598 |
throws GeometryOperationNotSupportedException, GeometryOperationException {
|
599 |
int subType = getGeometryType().getSubType();
|
600 |
boolean is3D = subType == 1 || subType == 3; |
601 |
|
602 |
WKBWriter write = null;
|
603 |
if(is3D)
|
604 |
write = new WKBWriter(3); |
605 |
else
|
606 |
write = new WKBWriter(2); |
607 |
return write.write(Converter.geometryToJtsWithSRIDForcingType(this, srs, type)); |
608 |
} |
609 |
|
610 |
public String convertToWKT() throws GeometryOperationNotSupportedException, |
611 |
GeometryOperationException { |
612 |
return (String) this.invokeOperation(OPERATIONS.CONVERTTOWKT, null); |
613 |
} |
614 |
|
615 |
public Geometry buffer(double distance) |
616 |
throws GeometryOperationNotSupportedException,
|
617 |
GeometryOperationException { |
618 |
// TODO: this method can be implemented throw invokeOperation
|
619 |
try {
|
620 |
return Converter.jtsToGeometry( getJTS().buffer(distance) );
|
621 |
} catch (CreateGeometryException e) {
|
622 |
throw new GeometryOperationException(e); |
623 |
} |
624 |
} |
625 |
|
626 |
public boolean contains(Geometry geometry) |
627 |
throws GeometryOperationNotSupportedException,
|
628 |
GeometryOperationException { |
629 |
// TODO: this method can be implemented throw invokeOperation
|
630 |
return getJTS().contains(Converter.geometryToJts(geometry));
|
631 |
} |
632 |
|
633 |
public double distance(Geometry geometry) |
634 |
throws GeometryOperationNotSupportedException,
|
635 |
GeometryOperationException { |
636 |
// TODO: this method can be implemented throw invokeOperation
|
637 |
return getJTS().distance( Converter.geometryToJts(geometry));
|
638 |
} |
639 |
|
640 |
public Geometry snapTo(Geometry other, double snapTolerance) |
641 |
throws GeometryOperationNotSupportedException,
|
642 |
GeometryOperationException { |
643 |
Geometry result = null;
|
644 |
GeometrySnapper snapper = new GeometrySnapper(getJTS());
|
645 |
com.vividsolutions.jts.geom.Geometry jts_result = snapper.snapTo(Converter.geometryToJts(other), snapTolerance); |
646 |
try {
|
647 |
result = Converter.jtsToGeometry(jts_result); |
648 |
} catch (CreateGeometryException e) {
|
649 |
throw new GeometryOperationException(e); |
650 |
} |
651 |
return result;
|
652 |
} |
653 |
|
654 |
public boolean isWithinDistance(Geometry other, double distance) |
655 |
throws GeometryOperationNotSupportedException,
|
656 |
GeometryOperationException { |
657 |
return DistanceOp.isWithinDistance(this.getJTS(), Converter.geometryToJts(other), distance); |
658 |
} |
659 |
|
660 |
|
661 |
public Geometry[] closestPoints(Geometry other) |
662 |
throws GeometryOperationNotSupportedException,
|
663 |
GeometryOperationException { |
664 |
Geometry[] points = null; |
665 |
|
666 |
Coordinate[] jts_points = DistanceOp.closestPoints(this.getJTS(), |
667 |
Converter.geometryToJts(other)); |
668 |
points = new Point[jts_points.length]; |
669 |
GeometryFactory geomFactory = new GeometryFactory();
|
670 |
for (int n = 0; n < jts_points.length; n++) { |
671 |
try {
|
672 |
points[n] = Converter.jtsToGeometry(geomFactory.createPoint(jts_points[n])); |
673 |
} catch (CreateGeometryException e) {
|
674 |
throw new GeometryOperationException(e); |
675 |
} |
676 |
} |
677 |
return points;
|
678 |
} |
679 |
|
680 |
public boolean overlaps(Geometry geometry) |
681 |
throws GeometryOperationNotSupportedException,
|
682 |
GeometryOperationException { |
683 |
// TODO: this method can be implemented throw invokeOperation
|
684 |
return getJTS().overlaps(Converter.geometryToJts(geometry));
|
685 |
} |
686 |
|
687 |
public Geometry convexHull() throws GeometryOperationNotSupportedException, |
688 |
GeometryOperationException { |
689 |
// TODO: this method can be implemented throw invokeOperation
|
690 |
try {
|
691 |
return Converter.jtsToGeometry( getJTS().convexHull() );
|
692 |
} catch (CreateGeometryException e) {
|
693 |
throw new GeometryOperationException(e); |
694 |
} |
695 |
} |
696 |
|
697 |
public boolean coveredBy(Geometry geometry) |
698 |
throws GeometryOperationNotSupportedException,
|
699 |
GeometryOperationException { |
700 |
// TODO: this method can be implemented throw invokeOperation
|
701 |
return getJTS().coveredBy( Converter.geometryToJts(geometry));
|
702 |
} |
703 |
|
704 |
public boolean covers(Geometry geometry) |
705 |
throws GeometryOperationNotSupportedException,
|
706 |
GeometryOperationException { |
707 |
// TODO: this method can be implemented throw invokeOperation
|
708 |
return getJTS().covers( Converter.geometryToJts(geometry));
|
709 |
} |
710 |
|
711 |
public boolean crosses(Geometry geometry) |
712 |
throws GeometryOperationNotSupportedException,
|
713 |
GeometryOperationException { |
714 |
// TODO: this method can be implemented throw invokeOperation
|
715 |
return getJTS().crosses(Converter.geometryToJts(geometry));
|
716 |
} |
717 |
|
718 |
public Geometry difference(Geometry other)
|
719 |
throws GeometryOperationNotSupportedException,
|
720 |
GeometryOperationException { |
721 |
// TODO: this method can be implemented throw invokeOperation
|
722 |
try {
|
723 |
return Converter.jtsToGeometry( getJTS().difference( Converter.geometryToJts(other)) );
|
724 |
} catch (CreateGeometryException e) {
|
725 |
throw new GeometryOperationException(e); |
726 |
} |
727 |
} |
728 |
|
729 |
public Geometry intersection(Geometry other)
|
730 |
throws GeometryOperationNotSupportedException,
|
731 |
GeometryOperationException { |
732 |
// TODO: this method can be implemented throw invokeOperation
|
733 |
try {
|
734 |
Geometry geom = null;
|
735 |
com.vividsolutions.jts.geom.Geometry jtsgeom = getJTS().intersection(Converter.geometryToJts(other)); |
736 |
if( jtsgeom == null ) { |
737 |
return null; |
738 |
} |
739 |
if( jtsgeom.isEmpty() ) {
|
740 |
return null; |
741 |
} |
742 |
geom = Converter.jtsToGeometry( jtsgeom ); |
743 |
return geom;
|
744 |
} catch (CreateGeometryException e) {
|
745 |
throw new GeometryOperationException(e); |
746 |
} |
747 |
} |
748 |
|
749 |
public boolean intersects(Geometry geometry) |
750 |
throws GeometryOperationNotSupportedException,
|
751 |
GeometryOperationException { |
752 |
// TODO: this method can be implemented throw invokeOperation
|
753 |
try {
|
754 |
return getJTS().intersects(Converter.geometryToJts(geometry));
|
755 |
} catch (Exception exc) { |
756 |
/*
|
757 |
* The JTS library sometimes throws an exception
|
758 |
* (Example: "TopologyException: side location conflict")
|
759 |
*/
|
760 |
throw new GeometryOperationException(exc); |
761 |
} |
762 |
|
763 |
} |
764 |
|
765 |
public boolean touches(Geometry geometry) |
766 |
throws GeometryOperationNotSupportedException,
|
767 |
GeometryOperationException { |
768 |
// TODO: this method can be implemented throw invokeOperation
|
769 |
return getJTS().touches(Converter.geometryToJts(geometry));
|
770 |
} |
771 |
|
772 |
public Geometry union(Geometry other)
|
773 |
throws GeometryOperationNotSupportedException,
|
774 |
GeometryOperationException { |
775 |
// TODO: this method can be implemented throw invokeOperation
|
776 |
try {
|
777 |
return Converter.jtsToGeometry( getJTS().union(Converter.geometryToJts(other)) );
|
778 |
} catch (CreateGeometryException e) {
|
779 |
throw new GeometryOperationException(e); |
780 |
} |
781 |
} |
782 |
|
783 |
public boolean disjoint(Geometry geometry) |
784 |
throws GeometryOperationNotSupportedException,
|
785 |
GeometryOperationException { |
786 |
// TODO: this method can be implemented throw invokeOperation
|
787 |
return getJTS().disjoint(Converter.geometryToJts(geometry));
|
788 |
} |
789 |
|
790 |
public boolean within(Geometry geometry) |
791 |
throws GeometryOperationNotSupportedException,
|
792 |
GeometryOperationException { |
793 |
// TODO: this method can be implemented throw invokeOperation
|
794 |
return getJTS().within(Converter.geometryToJts(geometry));
|
795 |
} |
796 |
|
797 |
public Point centroid() throws GeometryOperationNotSupportedException, GeometryOperationException { |
798 |
com.vividsolutions.jts.geom.Geometry geometry = getJTS(); |
799 |
com.vividsolutions.jts.geom.Point point = geometry.getCentroid(); |
800 |
GeometryOperationContext geometryOperationContext = new GeometryOperationContext();
|
801 |
geometryOperationContext.setAttribute("JTSGeometry", point);
|
802 |
return (Point)this.invokeOperation("fromJTS", geometryOperationContext); |
803 |
} |
804 |
|
805 |
|
806 |
public Point getInteriorPoint() throws GeometryOperationNotSupportedException, GeometryOperationException { |
807 |
|
808 |
try {
|
809 |
com.vividsolutions.jts.geom.Geometry geometry = getJTS(); |
810 |
com.vividsolutions.jts.geom.Point point = geometry.getInteriorPoint(); |
811 |
GeometryOperationContext geometryOperationContext = new GeometryOperationContext();
|
812 |
geometryOperationContext.setAttribute("JTSGeometry", point);
|
813 |
return (Point)this.invokeOperation("fromJTS", geometryOperationContext); |
814 |
} catch (GeometryOperationNotSupportedException ns_ex) {
|
815 |
throw ns_ex;
|
816 |
} catch (GeometryOperationException op_ex) {
|
817 |
throw op_ex;
|
818 |
} catch (Exception ex) { |
819 |
/*
|
820 |
* This is for unexpected null pointer exceptions or other
|
821 |
*/
|
822 |
throw new GeometryOperationException(ex); |
823 |
} |
824 |
} |
825 |
|
826 |
|
827 |
public double area() throws GeometryOperationNotSupportedException, GeometryOperationException |
828 |
{ |
829 |
//Using get getJTS method instead of use the "toJTS" operation just for performance
|
830 |
return getJTS().getArea();
|
831 |
} |
832 |
|
833 |
public double perimeter() throws GeometryOperationNotSupportedException, GeometryOperationException |
834 |
{ |
835 |
//Using get getJTS method instead of use the "toJTS" operation just for performance
|
836 |
return getJTS().getLength();
|
837 |
} |
838 |
|
839 |
public Shape getShape() { |
840 |
return this; |
841 |
} |
842 |
|
843 |
public Shape getShape(AffineTransform affineTransform) { |
844 |
if (affineTransform == null){ |
845 |
return this; |
846 |
} |
847 |
return new GeneralPathAdapter(affineTransform, getGeneralPath()); |
848 |
} |
849 |
|
850 |
public void rotate(double radAngle, double basex, double basey) { |
851 |
|
852 |
AffineTransform at = new AffineTransform(); |
853 |
at.rotate(radAngle,basex,basey); |
854 |
this.transform(at);
|
855 |
} |
856 |
|
857 |
public void move(double dx, double dy) { |
858 |
|
859 |
AffineTransform at = new AffineTransform(); |
860 |
at.translate(dx, dy); |
861 |
this.transform(at);
|
862 |
} |
863 |
|
864 |
public void scale(Point basePoint, double sx, double sy) { |
865 |
|
866 |
AffineTransform at = new AffineTransform(); |
867 |
at.setToTranslation(basePoint.getX(),basePoint.getY()); |
868 |
at.scale(sx,sy); |
869 |
at.translate(-basePoint.getX(),-basePoint.getY()); |
870 |
this.transform(at);
|
871 |
} |
872 |
|
873 |
} |