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 @ 40435
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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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|
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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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|
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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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.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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|
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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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/**
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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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|
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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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|
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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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|
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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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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.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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/* (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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* Utility method
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* @param geometry
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* @param x
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* @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 { |
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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; |
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if (y > env.getMaximum(1)) return false; |
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if (x < env.getMinimum(0)) return false; |
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if (y < env.getMinimum(1)) return false; |
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// boxes overlap, need long version
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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); |
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} |
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|
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GeometryOperationContext drgoc = new GeometryOperationContext();
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drgoc.setAttribute("geom",geompoint);
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Object resp = null; |
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boolean respboolean = true; |
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try {
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resp = geom.invokeOperation(GeometryOperation.OPERATION_CONTAINS_CODE, drgoc); |
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respboolean = ((Boolean) resp).booleanValue();
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} catch (Exception e) { |
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throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e); |
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} |
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|
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return respboolean;
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} |
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|
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/**
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*
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* @param geometry
|
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* @param x
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* @param y
|
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* @param w
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* @param h
|
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* @return
|
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*/
|
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protected boolean containsRectangle(Geometry geom, double x, double y, |
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double w, double h) throws GeometryOperationException { |
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|
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|
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// exclude disjoint boxes
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Envelope env = geom.getEnvelope(); |
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if (x > env.getMaximum(0)) return false; |
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if ((x+w) < env.getMinimum(0)) return false; |
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if (y > env.getMaximum(1)) return false; |
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if ((y+h) < env.getMinimum(1)) return false; |
444 |
|
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if (w == 0 && h == 0) { |
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return containsPoint(geom, x, y);
|
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} |
448 |
|
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// boxes overlap, need long version
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Geometry rectgeom = null;
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GeneralPathX gpx = new GeneralPathX();
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gpx.moveTo(x, y); |
453 |
gpx.lineTo(x+w, y); |
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gpx.lineTo(x+w, y+h); |
455 |
gpx.lineTo(x, y+h); |
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gpx.lineTo(x, y); |
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|
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try {
|
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rectgeom = GeometryLocator.getGeometryManager().createSurface(gpx, SUBTYPES.GEOM2D); |
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} catch (Exception e1) { |
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throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e1); |
462 |
} |
463 |
|
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GeometryOperationContext drgoc = new GeometryOperationContext();
|
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drgoc.setAttribute("geom",rectgeom);
|
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|
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Object resp = null; |
468 |
boolean respboolean = true; |
469 |
try {
|
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resp = geom.invokeOperation(GeometryOperation.OPERATION_CONTAINS_CODE, drgoc); |
471 |
respboolean = ((Boolean) resp).booleanValue();
|
472 |
} catch (Exception e) { |
473 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_CONTAINS_CODE, e); |
474 |
} |
475 |
|
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return respboolean;
|
477 |
} |
478 |
|
479 |
|
480 |
/**
|
481 |
*
|
482 |
* @param geom
|
483 |
* @param x
|
484 |
* @param y
|
485 |
* @param w
|
486 |
* @param h
|
487 |
* @return
|
488 |
*/
|
489 |
protected boolean intersectsRectangle(Geometry geom, double x, double y, |
490 |
double w, double h) throws GeometryOperationException { |
491 |
|
492 |
// exclude disjoint boxes
|
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Envelope env = geom.getEnvelope(); |
494 |
if (x > env.getMaximum(0)) return false; |
495 |
if ((x+w) < env.getMinimum(0)) return false; |
496 |
if (y > env.getMaximum(1)) return false; |
497 |
if ((y+h) < env.getMinimum(1)) return false; |
498 |
|
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// boxes overlap, need long version
|
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Geometry rectgeom = null;
|
501 |
GeneralPathX gpx = new GeneralPathX();
|
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gpx.moveTo(x, y); |
503 |
gpx.lineTo(x+w, y); |
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gpx.lineTo(x+w, y+h); |
505 |
gpx.lineTo(x, y+h); |
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gpx.lineTo(x, y); |
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|
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try {
|
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rectgeom = GeometryLocator.getGeometryManager().createSurface(gpx, SUBTYPES.GEOM2D); |
510 |
} catch (Exception e1) { |
511 |
throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_INTERSECTS_CODE, e1); |
512 |
} |
513 |
|
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GeometryOperationContext drgoc = new GeometryOperationContext();
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drgoc.setAttribute("geom",rectgeom);
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516 |
|
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Object resp = null; |
518 |
boolean respboolean = true; |
519 |
try {
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520 |
resp = geom.invokeOperation(GeometryOperation.OPERATION_INTERSECTS_CODE, drgoc); |
521 |
respboolean = ((Boolean) resp).booleanValue();
|
522 |
} catch (Exception e) { |
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throw new GeometryOperationException(geom.getType(), GeometryOperation.OPERATION_INTERSECTS_CODE, e); |
524 |
} |
525 |
|
526 |
return respboolean;
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527 |
|
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|
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} |
530 |
|
531 |
private com.vividsolutions.jts.geom.Geometry getJTS() {
|
532 |
return Converter.geometryToJts(this); |
533 |
} |
534 |
|
535 |
public byte[] convertToWKB() throws GeometryOperationNotSupportedException, |
536 |
GeometryOperationException { |
537 |
return (byte[]) this.invokeOperation(OPERATIONS.CONVERTTOWKB, null); |
538 |
} |
539 |
|
540 |
public byte[] convertToWKB(int srs) |
541 |
throws GeometryOperationNotSupportedException, GeometryOperationException {
|
542 |
int subType = getGeometryType().getSubType();
|
543 |
boolean is3D = subType == 1 || subType == 3; |
544 |
|
545 |
WKBWriter write = null;
|
546 |
if(is3D)
|
547 |
write = new WKBWriter(3); |
548 |
else
|
549 |
write = new WKBWriter(2); |
550 |
return write.write(Converter.geometryToJtsWithSRID(this, srs)); |
551 |
} |
552 |
|
553 |
public byte[] convertToWKBForcingType(int srs, int type) |
554 |
throws GeometryOperationNotSupportedException, GeometryOperationException {
|
555 |
int subType = getGeometryType().getSubType();
|
556 |
boolean is3D = subType == 1 || subType == 3; |
557 |
|
558 |
WKBWriter write = null;
|
559 |
if(is3D)
|
560 |
write = new WKBWriter(3); |
561 |
else
|
562 |
write = new WKBWriter(2); |
563 |
return write.write(Converter.geometryToJtsWithSRIDForcingType(this, srs, type)); |
564 |
} |
565 |
|
566 |
public String convertToWKT() throws GeometryOperationNotSupportedException, |
567 |
GeometryOperationException { |
568 |
return (String) this.invokeOperation(OPERATIONS.CONVERTTOWKT, null); |
569 |
} |
570 |
|
571 |
public Geometry buffer(double distance) |
572 |
throws GeometryOperationNotSupportedException,
|
573 |
GeometryOperationException { |
574 |
// TODO: this method can be implemented throw invokeOperation
|
575 |
try {
|
576 |
return Converter.jtsToGeometry( getJTS().buffer(distance) );
|
577 |
} catch (CreateGeometryException e) {
|
578 |
throw new GeometryOperationException(e); |
579 |
} |
580 |
} |
581 |
|
582 |
public boolean contains(Geometry geometry) |
583 |
throws GeometryOperationNotSupportedException,
|
584 |
GeometryOperationException { |
585 |
// TODO: this method can be implemented throw invokeOperation
|
586 |
return getJTS().contains(Converter.geometryToJts(geometry));
|
587 |
} |
588 |
|
589 |
public double distance(Geometry geometry) |
590 |
throws GeometryOperationNotSupportedException,
|
591 |
GeometryOperationException { |
592 |
// TODO: this method can be implemented throw invokeOperation
|
593 |
return getJTS().distance( Converter.geometryToJts(geometry));
|
594 |
} |
595 |
|
596 |
public Geometry snapTo(Geometry other, double snapTolerance) |
597 |
throws GeometryOperationNotSupportedException,
|
598 |
GeometryOperationException { |
599 |
Geometry result = null;
|
600 |
GeometrySnapper snapper = new GeometrySnapper(getJTS());
|
601 |
com.vividsolutions.jts.geom.Geometry jts_result = snapper.snapTo(Converter.geometryToJts(other), snapTolerance); |
602 |
try {
|
603 |
result = Converter.jtsToGeometry(jts_result); |
604 |
} catch (CreateGeometryException e) {
|
605 |
throw new GeometryOperationException(e); |
606 |
} |
607 |
return result;
|
608 |
} |
609 |
|
610 |
public boolean isWithinDistance(Geometry other, double distance) |
611 |
throws GeometryOperationNotSupportedException,
|
612 |
GeometryOperationException { |
613 |
return DistanceOp.isWithinDistance(this.getJTS(), Converter.geometryToJts(other), distance); |
614 |
} |
615 |
|
616 |
|
617 |
public Geometry[] closestPoints(Geometry other) |
618 |
throws GeometryOperationNotSupportedException,
|
619 |
GeometryOperationException { |
620 |
Geometry[] points = null; |
621 |
|
622 |
Coordinate[] jts_points = DistanceOp.closestPoints(this.getJTS(), |
623 |
Converter.geometryToJts(other)); |
624 |
points = new Point[jts_points.length]; |
625 |
GeometryFactory geomFactory = new GeometryFactory();
|
626 |
for (int n = 0; n < jts_points.length; n++) { |
627 |
try {
|
628 |
points[n] = Converter.jtsToGeometry(geomFactory.createPoint(jts_points[n])); |
629 |
} catch (CreateGeometryException e) {
|
630 |
throw new GeometryOperationException(e); |
631 |
} |
632 |
} |
633 |
return points;
|
634 |
} |
635 |
|
636 |
public boolean overlaps(Geometry geometry) |
637 |
throws GeometryOperationNotSupportedException,
|
638 |
GeometryOperationException { |
639 |
// TODO: this method can be implemented throw invokeOperation
|
640 |
return getJTS().overlaps(Converter.geometryToJts(geometry));
|
641 |
} |
642 |
|
643 |
public Geometry convexHull() throws GeometryOperationNotSupportedException, |
644 |
GeometryOperationException { |
645 |
// TODO: this method can be implemented throw invokeOperation
|
646 |
try {
|
647 |
return Converter.jtsToGeometry( getJTS().convexHull() );
|
648 |
} catch (CreateGeometryException e) {
|
649 |
throw new GeometryOperationException(e); |
650 |
} |
651 |
} |
652 |
|
653 |
public boolean coveredBy(Geometry geometry) |
654 |
throws GeometryOperationNotSupportedException,
|
655 |
GeometryOperationException { |
656 |
// TODO: this method can be implemented throw invokeOperation
|
657 |
return getJTS().coveredBy( Converter.geometryToJts(geometry));
|
658 |
} |
659 |
|
660 |
public boolean crosses(Geometry geometry) |
661 |
throws GeometryOperationNotSupportedException,
|
662 |
GeometryOperationException { |
663 |
// TODO: this method can be implemented throw invokeOperation
|
664 |
return getJTS().crosses(Converter.geometryToJts(geometry));
|
665 |
} |
666 |
|
667 |
public Geometry difference(Geometry other)
|
668 |
throws GeometryOperationNotSupportedException,
|
669 |
GeometryOperationException { |
670 |
// TODO: this method can be implemented throw invokeOperation
|
671 |
try {
|
672 |
return Converter.jtsToGeometry( getJTS().difference( Converter.geometryToJts(other)) );
|
673 |
} catch (CreateGeometryException e) {
|
674 |
throw new GeometryOperationException(e); |
675 |
} |
676 |
} |
677 |
|
678 |
public Geometry intersection(Geometry other)
|
679 |
throws GeometryOperationNotSupportedException,
|
680 |
GeometryOperationException { |
681 |
// TODO: this method can be implemented throw invokeOperation
|
682 |
try {
|
683 |
return Converter.jtsToGeometry( getJTS().intersection(Converter.geometryToJts(other)) );
|
684 |
} catch (CreateGeometryException e) {
|
685 |
throw new GeometryOperationException(e); |
686 |
} |
687 |
} |
688 |
|
689 |
public boolean intersects(Geometry geometry) |
690 |
throws GeometryOperationNotSupportedException,
|
691 |
GeometryOperationException { |
692 |
// TODO: this method can be implemented throw invokeOperation
|
693 |
return getJTS().intersects(Converter.geometryToJts(geometry));
|
694 |
} |
695 |
|
696 |
public boolean touches(Geometry geometry) |
697 |
throws GeometryOperationNotSupportedException,
|
698 |
GeometryOperationException { |
699 |
// TODO: this method can be implemented throw invokeOperation
|
700 |
return getJTS().touches(Converter.geometryToJts(geometry));
|
701 |
} |
702 |
|
703 |
public Geometry union(Geometry other)
|
704 |
throws GeometryOperationNotSupportedException,
|
705 |
GeometryOperationException { |
706 |
// TODO: this method can be implemented throw invokeOperation
|
707 |
try {
|
708 |
return Converter.jtsToGeometry( getJTS().union(Converter.geometryToJts(other)) );
|
709 |
} catch (CreateGeometryException e) {
|
710 |
throw new GeometryOperationException(e); |
711 |
} |
712 |
} |
713 |
|
714 |
public boolean disjoint(Geometry geometry) |
715 |
throws GeometryOperationNotSupportedException,
|
716 |
GeometryOperationException { |
717 |
// TODO: this method can be implemented throw invokeOperation
|
718 |
return getJTS().disjoint(Converter.geometryToJts(geometry));
|
719 |
} |
720 |
|
721 |
public boolean within(Geometry geometry) |
722 |
throws GeometryOperationNotSupportedException,
|
723 |
GeometryOperationException { |
724 |
// TODO: this method can be implemented throw invokeOperation
|
725 |
return getJTS().within(Converter.geometryToJts(geometry));
|
726 |
} |
727 |
|
728 |
public Point centroid() throws GeometryOperationNotSupportedException, GeometryOperationException { |
729 |
com.vividsolutions.jts.geom.Geometry geometry = getJTS(); |
730 |
com.vividsolutions.jts.geom.Point point = geometry.getCentroid(); |
731 |
GeometryOperationContext geometryOperationContext = new GeometryOperationContext();
|
732 |
geometryOperationContext.setAttribute("JTSGeometry", point);
|
733 |
return (Point)this.invokeOperation("fromJTS", geometryOperationContext); |
734 |
} |
735 |
|
736 |
|
737 |
public Point getInteriorPoint() throws GeometryOperationNotSupportedException, GeometryOperationException { |
738 |
|
739 |
try {
|
740 |
com.vividsolutions.jts.geom.Geometry geometry = getJTS(); |
741 |
com.vividsolutions.jts.geom.Point point = geometry.getInteriorPoint(); |
742 |
GeometryOperationContext geometryOperationContext = new GeometryOperationContext();
|
743 |
geometryOperationContext.setAttribute("JTSGeometry", point);
|
744 |
return (Point)this.invokeOperation("fromJTS", geometryOperationContext); |
745 |
} catch (GeometryOperationNotSupportedException ns_ex) {
|
746 |
throw ns_ex;
|
747 |
} catch (GeometryOperationException op_ex) {
|
748 |
throw op_ex;
|
749 |
} catch (Exception ex) { |
750 |
/*
|
751 |
* This is for unexpected null pointer exceptions or other
|
752 |
*/
|
753 |
throw new GeometryOperationException(ex); |
754 |
} |
755 |
} |
756 |
|
757 |
|
758 |
public double area() throws GeometryOperationNotSupportedException, GeometryOperationException |
759 |
{ |
760 |
//Using get getJTS method instead of use the "toJTS" operation just for performance
|
761 |
return getJTS().getArea();
|
762 |
} |
763 |
|
764 |
public double perimeter() throws GeometryOperationNotSupportedException, GeometryOperationException |
765 |
{ |
766 |
//Using get getJTS method instead of use the "toJTS" operation just for performance
|
767 |
return getJTS().getLength();
|
768 |
} |
769 |
|
770 |
public Shape getShape() { |
771 |
return this; |
772 |
} |
773 |
|
774 |
public Shape getShape(AffineTransform affineTransform) { |
775 |
if (affineTransform == null){ |
776 |
return this; |
777 |
} |
778 |
return new GeneralPathAdapter(affineTransform, getGeneralPath()); |
779 |
} |
780 |
|
781 |
public void rotate(double radAngle, double basex, double basey) { |
782 |
|
783 |
AffineTransform at = new AffineTransform(); |
784 |
at.rotate(radAngle,basex,basey); |
785 |
this.transform(at);
|
786 |
} |
787 |
|
788 |
public void move(double dx, double dy) { |
789 |
|
790 |
AffineTransform at = new AffineTransform(); |
791 |
at.translate(dx, dy); |
792 |
this.transform(at);
|
793 |
} |
794 |
|
795 |
public void scale(Point basePoint, double sx, double sy) { |
796 |
|
797 |
AffineTransform at = new AffineTransform(); |
798 |
at.setToTranslation(basePoint.getX(),basePoint.getY()); |
799 |
at.scale(sx,sy); |
800 |
at.translate(-basePoint.getX(),-basePoint.getY()); |
801 |
this.transform(at);
|
802 |
} |
803 |
|
804 |
} |