svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / operations / strategies / ShpStrategy.java @ 5576
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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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 2
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.operations.strategies; |
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import java.awt.Graphics2D; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.io.IOException; |
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import java.util.BitSet; |
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import java.util.List; |
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import org.apache.log4j.Logger; |
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import org.cresques.cts.ICoordTrans; |
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import org.geotools.resources.geometry.XRectangle2D; |
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import com.hardcode.driverManager.DriverLoadException; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.core.FShape; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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import com.iver.cit.gvsig.fmap.drivers.BoundedShapes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverAttributes; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.VectorialFileDriver; |
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import com.iver.cit.gvsig.fmap.layers.FBitSet; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrVect; |
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import com.iver.cit.gvsig.fmap.layers.ReadableVectorial; |
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import com.iver.cit.gvsig.fmap.layers.SpatialCache; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.AlphanumericData; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.ClassifiableVectorial; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.Selectable; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.SingleLayer; |
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import com.iver.cit.gvsig.fmap.rendering.ClassifiedLegendInfo; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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import com.iver.cit.gvsig.fmap.rendering.styling.FStyle2D; |
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import com.iver.utiles.swing.threads.Cancellable; |
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import com.iver.utiles.swing.threads.CancellableMonitorable; |
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import com.vividsolutions.jts.geom.Geometry; |
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import com.vividsolutions.jts.geom.IntersectionMatrix; |
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/**
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* Esta clase definir? las operaciones de la interfaz FLyrVect de la manera m?s
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* ?ptima para los ficheros shp.
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*/
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public class ShpStrategy extends DefaultStrategy { |
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private static Logger logger = Logger.getLogger(ShpStrategy.class.getName()); |
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/**
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* Crea una ShpStrategy.
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*
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* @param capa
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*/
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public ShpStrategy(FLayer capa) {
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super(capa);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, FStyle2D)
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*/
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public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
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Cancellable cancel) throws DriverException {
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try {
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ReadableVectorial adapter = ((SingleLayer) getCapa()).getSource(); |
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if (adapter.getShapeCount() <= 0) |
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{ |
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logger.debug("Layer:" + getCapa().getName() + " sin registros"); |
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return;
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} |
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//Selectable selection = (Selectable) getCapa();
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FLyrVect lyr = (FLyrVect) getCapa(); |
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Selectable selectable=lyr.getRecordset(); |
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ICoordTrans ct = getCapa().getCoordTrans(); |
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FBitSet bitSet = selectable.getSelection(); |
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BoundedShapes shapeBounds; |
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if (adapter instanceof BoundedShapes) |
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shapeBounds = (BoundedShapes) adapter; |
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else
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shapeBounds = (BoundedShapes) adapter.getDriver(); |
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// VectorialFileDriver driver = (VectorialFileDriver) adapter.getDriver();
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// logger.debug("adapter.start() -> Layer:" + getCapa().getName());
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adapter.start(); |
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IGeometry geom; |
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if (adapter.getShapeCount()>0){ |
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geom = adapter.getShape(0);
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} |
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VectorialLegend l = (VectorialLegend) ((ClassifiableVectorial) getCapa()).getLegend(); |
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if (l instanceof ClassifiedLegendInfo) { |
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ClassifiedLegendInfo clsfLegend = (ClassifiedLegendInfo) l; |
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FSymbol[] symbs = clsfLegend.getSymbols();
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//double rSym = 0;
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//double maxRSym = -1;
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for (int i = 0; i < symbs.length; i++) { |
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// TODO: REVISAR LOS SIMBOLOS Y SUS TAMA?OS
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/* Style2D pointSymbol = symbs[i].getPointStyle2D();
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if (pointSymbol instanceof MarkStyle2D)
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{
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MarkStyle2D mrk2D = (MarkStyle2D) pointSymbol;
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rSym = viewPort.toMapDistance(mrk2D.getSize());
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if (maxRSym < rSym)
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maxRSym = rSym;
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}*/
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} |
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} |
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Rectangle2D extent = viewPort.getAdjustedExtent();
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//AffineTransform at = viewPort.getAffineTransform();
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int sc;
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Rectangle2D bounds;
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long t1 = System.currentTimeMillis(); |
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// logger.debug("getCapa().getRecordset().start()");
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((FLyrVect) getCapa()).getRecordset().start(); |
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// TODO: A revisar si es o no conveniente este sistema
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// de comunicaci?n con los drivers.
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DriverAttributes attr = adapter.getDriverAttributes(); |
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boolean bMustClone = false; |
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if (attr != null) |
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{ |
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if (attr.isLoadedInMemory())
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{ |
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bMustClone = attr.isLoadedInMemory(); |
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} |
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} |
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List lstIndexes = null; |
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// If area of needed extent is less than fullExtent / 4,
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// it will be worthy to use SpatialIndex.
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// Otherwhise, we will not use it.
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boolean bUseSpatialIndex = false; |
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sc = adapter.getShapeCount(); |
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// if (lyr.getSpatialIndex() != null) AZABALA
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// long t11 = System.currentTimeMillis();
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if(lyr.getISpatialIndex() != null) |
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{ |
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if(isSpatialIndexNecessary(extent)){
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lstIndexes = lyr.getISpatialIndex().query(extent); |
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//If the layer is reprojected, spatial index was created
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//in its own projection, so we must to apply an inverse transform
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if (ct != null) { |
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Rectangle2D newExtent = ct.getInverted().convert(extent);
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//Rectangle2D newExtent = ct.convert(extent);
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//lstIndexes = lyr.getISpatialIndex().query(extent);
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lstIndexes = lyr.getISpatialIndex().query(newExtent); |
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}else{
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lstIndexes = lyr.getISpatialIndex().query(extent); |
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} |
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sc = lstIndexes.size(); |
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bUseSpatialIndex = true;
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}//if
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}//if
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/* long t12 = System.currentTimeMillis();
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System.out.println("Tiempo en mirar el ?ndice espacial y recuperar los ?ndices:" + (t12-t11));
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System.out.println("Numero de ?ndices:" + sc); */
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SpatialCache cache = lyr.createSpatialCache(); |
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// lyr.setSpatialCacheEnabled(true);
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int i;
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for (int aux = 0; aux < sc; aux++) { |
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// Salimos si alguien cancela
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if(cancel != null){ |
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//azabala (por si acaso, al arreglar bug de process)
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if (cancel.isCanceled()) {
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break;
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} |
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} |
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if (bUseSpatialIndex)
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{ |
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Integer idRec = (Integer) lstIndexes.get(aux); |
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i = idRec.intValue(); |
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} |
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else
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{ |
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i = aux; |
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} |
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bounds = shapeBounds.getShapeBounds(i); |
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if (ct != null) { |
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bounds = ct.convert(bounds); |
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} |
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if (XRectangle2D.intersectInclusive(extent, bounds)) {
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FSymbol symbol = l.getSymbol(i); |
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if (bitSet.get(i)) {
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symbol = FSymbol.getSymbolForSelection(symbol); |
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} |
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boolean bPoint = (shapeBounds.getShapeType(i) == FShape.POINT);
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if (bPoint ||
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((bounds.getHeight() > viewPort.getDist1pixel()) || |
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(bounds.getWidth() > viewPort.getDist1pixel()))) { |
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geom = adapter.getShape(i); |
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// PRUEBA DE VELOCIDAD
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// geom = ShapeFactory.createPolygon2D(new GeneralPathX(bounds));
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if (ct != null) { |
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if (bMustClone)
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geom = geom.cloneGeometry(); |
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geom.reProject(ct); |
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} |
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if (cache != null) |
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{ |
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// TODO: Comprobar aqu? tambi?n si esto es necesario.
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if (lyr.isSpatialCacheEnabled())
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{ |
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if (cache.getMaxFeatures() >= cache.size())
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{ |
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// Ya reproyectado todo
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cache.insert(bounds, geom); |
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} |
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} |
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} |
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// FJP: CAMBIO: Sabemos que vamos a dibujar sobre una
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// imagen, con coordenadas enteras, as?
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// que lo tenemos en cuenta.
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// ANTES: geom.draw(g, viewPort, symbol);
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// AHORA:
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geom.drawInts(g, viewPort, symbol); |
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// geom.draw(g, viewPort, symbol);
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/* if (lyr.isEditing())
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{
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if (bitSet.get(i))
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{
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Handler[] handlers = geom.getHandlers(IGeometry.SELECTHANDLER);
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FGraphicUtilities.DrawHandlers(g, viewPort.getAffineTransform(), handlers);
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}
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} */
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} else {
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Point2D.Double pOrig = new Point2D.Double(bounds.getMinX(), |
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bounds.getMinY()); |
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Point2D pDest, pDest2;
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pDest = viewPort.getAffineTransform().transform(pOrig, null);
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pDest2 = g.getTransform().transform(pDest, null);
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int pixX = (int) pDest2.getX(); |
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int pixY = (int) pDest2.getY(); |
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if (symbol ==null) |
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continue;
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if ((pixX > 0) && (pixX < image.getWidth())) { |
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if ((pixY > 0) && (pixY < image.getHeight())) { |
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image.setRGB(pixX, pixY, symbol.getRgb()); |
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} |
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} |
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} |
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} |
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} |
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// logger.debug("getCapa().getRecordset().stop()");
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((FLyrVect) getCapa()).getSource().getRecordset().stop(); |
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long t2 = System.currentTimeMillis(); |
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// logger.debug("adapter.stop()");
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adapter.stop(); |
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// System.out.println(t2 - t1);
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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throw new DriverException(e); |
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} catch (DriverException e) {
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throw new DriverException(e); |
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} catch (IOException e) { |
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throw new DriverException(e); |
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} catch (DriverLoadException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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/**
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* M?todo utilizado para dibujar sobre el graphics que se pasa como
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* par?metro, pensado para utilizarse para imprimir.
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*
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* @param g Graphics2D
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* @param viewPort ViewPort.
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* @param cancel
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*
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* @throws DriverException
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*/
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public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel) |
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throws DriverException {
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// super.draw(null, g, viewPort, cancel); // Quiero ejecutar el draw del padre, que es el que va sin acelaraci?n!!
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try {
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ReadableVectorial adapter = ((SingleLayer) getCapa()).getSource(); |
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if (adapter.getShapeCount() <= 0) |
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{ |
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logger.debug("Layer:" + getCapa().getName() + " sin registros"); |
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return;
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} |
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FLyrVect lyr = (FLyrVect) getCapa(); |
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Selectable selectable=lyr.getRecordset(); |
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//Selectable selection = (Selectable) getCapa().;
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ICoordTrans ct = getCapa().getCoordTrans(); |
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BitSet bitSet = selectable.getSelection();
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BoundedShapes shapeBounds = (BoundedShapes) adapter.getDriver(); |
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VectorialFileDriver driver = (VectorialFileDriver) adapter.getDriver(); |
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// logger.debug("adapter.start() -> Layer:" + getCapa().getName());
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adapter.start(); |
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IGeometry geom; |
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if (adapter.getShapeCount()>0){ |
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geom = adapter.getShape(0);
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} |
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VectorialLegend l = (VectorialLegend) ((ClassifiableVectorial) getCapa()).getLegend(); |
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Rectangle2D extent = viewPort.getAdjustedExtent();
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//AffineTransform at = viewPort.getAffineTransform();
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int sc;
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Rectangle2D bounds;
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sc = adapter.getShapeCount(); |
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long t1 = System.currentTimeMillis(); |
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// logger.debug("getCapa().getRecordset().start()");
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((AlphanumericData) getCapa()).getRecordset().start(); |
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// TODO: A revisar si es o no conveniente este sistema
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// de comunicaci?n con los drivers.
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DriverAttributes attr = adapter.getDriverAttributes(); |
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boolean bMustClone = false; |
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if (attr != null) |
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{ |
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if (attr.isLoadedInMemory())
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{ |
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bMustClone = attr.isLoadedInMemory(); |
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} |
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} |
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for (int i = 0; i < sc; i++) { |
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bounds = shapeBounds.getShapeBounds(i); |
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if (ct != null) { |
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bounds = ct.convert(bounds); |
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} |
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if (XRectangle2D.intersectInclusive(extent, bounds)) {
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FSymbol symbol = l.getSymbol(i); |
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if (bitSet.get(i)) {
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symbol = FSymbol.getSymbolForSelection(symbol); |
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} |
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boolean bPoint = (shapeBounds.getShapeType(i) == FShape.POINT);
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geom = driver.getShape(i); |
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// PRUEBA DE VELOCIDAD
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// geom = ShapeFactory.createPolygon2D(new GeneralPathX(bounds));
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if (ct != null) { |
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if (bMustClone)
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geom = geom.cloneGeometry(); |
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geom.reProject(ct); |
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} |
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geom.draw(g, viewPort, symbol); |
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} |
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} |
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// logger.debug("getCapa().getRecordset().stop()");
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((AlphanumericData) getCapa()).getRecordset().stop(); |
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long t2 = System.currentTimeMillis(); |
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// logger.debug("adapter.stop()");
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adapter.stop(); |
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// System.out.println(t2 - t1);
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
|
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throw new DriverException(e); |
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} catch (DriverException e) {
|
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throw new DriverException(e); |
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} catch (IOException e) { |
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throw new DriverException(e); |
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} |
436 |
|
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} |
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public FBitSet queryByShape(IGeometry g, int relationship) throws DriverException, VisitException{ |
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return queryByShape(g, relationship, null); |
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} |
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|
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByShape(com.iver.cit.gvsig.fmap.core.IGeometry, int)
|
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*/
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public FBitSet queryByShape(IGeometry g, int relationship, CancellableMonitorable cancel) |
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throws DriverException, VisitException {
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// Si hay un ?ndice espacial, lo usamos para hacer el query.
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FLyrVect lyr = (FLyrVect) capa; |
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// if (lyr.getSpatialIndex() == null) AZABALA
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if (lyr.getISpatialIndex() == null) |
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return super.queryByShape(g, relationship, null); |
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|
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long t1 = System.currentTimeMillis(); |
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ReadableVectorial va = lyr.getSource(); |
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ICoordTrans ct = lyr.getCoordTrans(); |
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Rectangle2D bounds = g.getBounds2D();
|
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// AZABALA
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// Coordinate c1 = new Coordinate(bounds.getMinX(), bounds.getMinY());
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// Coordinate c2 = new Coordinate(bounds.getMaxX(), bounds.getMaxY());
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// Envelope env = new Envelope(c1, c2);
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// List lstRecs = lyr.getSpatialIndex().query(env);
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List lstRecs = lyr.getISpatialIndex().query(bounds);
|
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Integer idRec;
|
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FBitSet bitset = new FBitSet();
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Geometry jtsShape = g.toJTSGeometry(); |
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IntersectionMatrix m; |
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int index;
|
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try {
|
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va.start(); |
471 |
|
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for (int i=0; i < lstRecs.size(); i++) |
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{ |
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if(cancel != null){ |
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cancel.reportStep(); |
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if(cancel.isCanceled()){
|
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break;
|
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} |
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} |
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idRec = (Integer) lstRecs.get(i);
|
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index = idRec.intValue(); |
482 |
IGeometry geom = va.getShape(index); |
483 |
if (ct != null) { |
484 |
geom.reProject(ct); |
485 |
} |
486 |
Geometry jtsGeom = geom.toJTSGeometry(); |
487 |
switch (relationship) {
|
488 |
case CONTAINS:
|
489 |
m = jtsShape.relate(jtsGeom); |
490 |
if (m.isContains()) {
|
491 |
bitset.set(index, true);
|
492 |
} |
493 |
break;
|
494 |
|
495 |
case CROSSES:
|
496 |
m = jtsShape.relate(jtsGeom); |
497 |
if (m.isCrosses(jtsGeom.getDimension(), jtsShape.getDimension())) {
|
498 |
bitset.set(index, true);
|
499 |
} |
500 |
break;
|
501 |
|
502 |
case DISJOINT:
|
503 |
// TODO: CREO QUE EL DISJOINT NO SE PUEDE METER AQUI
|
504 |
m = jtsShape.relate(jtsGeom); |
505 |
if (m.isDisjoint()) {
|
506 |
bitset.set(index, true);
|
507 |
} |
508 |
break;
|
509 |
|
510 |
case EQUALS:
|
511 |
m = jtsShape.relate(jtsGeom); |
512 |
if (m.isEquals(jtsGeom.getDimension(), jtsShape.getDimension())) {
|
513 |
bitset.set(index, true);
|
514 |
} |
515 |
break;
|
516 |
|
517 |
case INTERSECTS:
|
518 |
m = jtsShape.relate(jtsGeom); |
519 |
if (m.isIntersects()) {
|
520 |
bitset.set(index, true);
|
521 |
} |
522 |
break;
|
523 |
|
524 |
case OVERLAPS:
|
525 |
m = jtsShape.relate(jtsGeom); |
526 |
if (m.isOverlaps(jtsGeom.getDimension(), jtsShape.getDimension()))
|
527 |
{ |
528 |
bitset.set(index, true);
|
529 |
} |
530 |
|
531 |
break;
|
532 |
|
533 |
case TOUCHES:
|
534 |
m = jtsShape.relate(jtsGeom); |
535 |
if (m.isTouches(jtsGeom.getDimension(), jtsShape.getDimension()))
|
536 |
{ |
537 |
bitset.set(index, true);
|
538 |
} |
539 |
|
540 |
break;
|
541 |
|
542 |
case WITHIN:
|
543 |
m = jtsShape.relate(jtsGeom); |
544 |
if (m.isWithin()) {
|
545 |
bitset.set(index, true);
|
546 |
} |
547 |
|
548 |
break;
|
549 |
} |
550 |
} |
551 |
va.stop(); |
552 |
} catch (DriverIOException e) {
|
553 |
// TODO Auto-generated catch block
|
554 |
e.printStackTrace(); |
555 |
} |
556 |
long t2 = System.currentTimeMillis(); |
557 |
logger.debug("queryByShape optimizado sobre la capa " + lyr.getName() + ". " + (t2-t1) + " mseg."); |
558 |
return bitset;
|
559 |
} |
560 |
public FBitSet queryByRect(Rectangle2D rect, CancellableMonitorable cancel) throws DriverException { |
561 |
// Si hay un ?ndice espacial, lo usamos para hacer el query.
|
562 |
FLyrVect lyr = (FLyrVect) capa; |
563 |
// if (lyr.getSpatialIndex() == null)
|
564 |
if(lyr.getISpatialIndex() == null) |
565 |
return super.queryByRect(rect, cancel); |
566 |
|
567 |
ReadableVectorial va = lyr.getSource(); |
568 |
ICoordTrans ct = lyr.getCoordTrans(); |
569 |
Rectangle2D bounds = rect;
|
570 |
// Coordinate c1 = new Coordinate(bounds.getMinX(), bounds.getMinY());
|
571 |
// Coordinate c2 = new Coordinate(bounds.getMaxX(), bounds.getMaxY());
|
572 |
// Envelope env = new Envelope(c1, c2);
|
573 |
// List lstRecs = lyr.getSpatialIndex().query(env);
|
574 |
// AZABALA
|
575 |
List lstRecs = lyr.getISpatialIndex().query(bounds);
|
576 |
Integer idRec;
|
577 |
FBitSet bitset = new FBitSet();
|
578 |
int index;
|
579 |
try {
|
580 |
va.start(); |
581 |
DriverAttributes attr = va.getDriverAttributes(); |
582 |
boolean bMustClone = false; |
583 |
if (attr != null) |
584 |
{ |
585 |
if (attr.isLoadedInMemory())
|
586 |
{ |
587 |
bMustClone = attr.isLoadedInMemory(); |
588 |
} |
589 |
} |
590 |
|
591 |
for (int i=0; i < lstRecs.size(); i++) |
592 |
{ |
593 |
if(cancel != null){ |
594 |
cancel.reportStep(); |
595 |
if(cancel.isCanceled()){
|
596 |
va.stop(); |
597 |
return bitset;
|
598 |
} |
599 |
} |
600 |
idRec = (Integer) lstRecs.get(i);
|
601 |
index = idRec.intValue(); |
602 |
IGeometry geom = va.getShape(index); |
603 |
if (ct != null) { |
604 |
if (bMustClone)
|
605 |
geom = geom.cloneGeometry(); |
606 |
geom.reProject(ct); |
607 |
} |
608 |
if (geom.intersects(rect))
|
609 |
bitset.set(index, true);
|
610 |
} |
611 |
va.stop(); |
612 |
} catch (DriverIOException e) {
|
613 |
// TODO Auto-generated catch block
|
614 |
e.printStackTrace(); |
615 |
} |
616 |
return bitset;
|
617 |
|
618 |
} |
619 |
|
620 |
|
621 |
public void process(FeatureVisitor visitor, Rectangle2D rectangle) throws DriverException, VisitException{ |
622 |
process(visitor, rectangle, null);
|
623 |
} |
624 |
|
625 |
/**
|
626 |
* Processes (by calling visitor.process() method) only those
|
627 |
* features of the vectorial layer associated which intersects given
|
628 |
* rectangle2d.
|
629 |
*
|
630 |
*/
|
631 |
|
632 |
public void process(FeatureVisitor visitor, Rectangle2D rectangle, CancellableMonitorable cancel) throws DriverException, VisitException { |
633 |
FLyrVect lyr = (FLyrVect) capa; |
634 |
//if we dont have spatial index or...
|
635 |
if (lyr.getISpatialIndex() == null){ |
636 |
super.process(visitor, rectangle, cancel);
|
637 |
return;
|
638 |
} |
639 |
//if spatial index is not worthy
|
640 |
if(! isSpatialIndexNecessary(rectangle)){
|
641 |
super.process(visitor, rectangle, cancel);
|
642 |
return;
|
643 |
} |
644 |
|
645 |
ReadableVectorial va = lyr.getSource(); |
646 |
ICoordTrans ct = lyr.getCoordTrans(); |
647 |
Rectangle2D bounds = rectangle;
|
648 |
List lstRecs = lyr.getISpatialIndex().query(bounds);
|
649 |
Integer idRec;
|
650 |
int index;
|
651 |
try {
|
652 |
va.start(); |
653 |
DriverAttributes attr = va.getDriverAttributes(); |
654 |
boolean bMustClone = false; |
655 |
if (attr != null) |
656 |
{ |
657 |
if (attr.isLoadedInMemory())
|
658 |
{ |
659 |
bMustClone = attr.isLoadedInMemory(); |
660 |
} |
661 |
} |
662 |
|
663 |
for (int i=0; i < lstRecs.size(); i++) |
664 |
{ |
665 |
if(cancel != null){ |
666 |
cancel.reportStep(); |
667 |
} |
668 |
if(verifyCancelation(cancel, va, visitor))
|
669 |
return;
|
670 |
idRec = (Integer) lstRecs.get(i);
|
671 |
index = idRec.intValue(); |
672 |
IGeometry geom = va.getShape(index); |
673 |
if (ct != null) { |
674 |
if (bMustClone)
|
675 |
geom = geom.cloneGeometry(); |
676 |
geom.reProject(ct); |
677 |
} |
678 |
if (geom.intersects(rectangle))
|
679 |
visitor.visit(geom, index); |
680 |
}//for
|
681 |
va.stop(); |
682 |
} catch (DriverIOException e) {
|
683 |
// TODO Auto-generated catch block
|
684 |
e.printStackTrace(); |
685 |
} |
686 |
} |
687 |
|
688 |
/* (non-Javadoc)
|
689 |
* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByPoint(java.awt.geom.Point2D, double)
|
690 |
*/
|
691 |
public FBitSet queryByPoint(Point2D p, double tolerance, CancellableMonitorable cancel) |
692 |
throws DriverException {
|
693 |
// TODO: OJO!!!!. Est? implementado como un rectangulo.
|
694 |
// Lo correcto deber?a ser calculando las distancias reales
|
695 |
// es decir, con un c?rculo.
|
696 |
Rectangle2D recPoint = new Rectangle2D.Double(p.getX() - (tolerance / 2), |
697 |
p.getY() - (tolerance / 2), tolerance, tolerance);
|
698 |
return queryByRect(recPoint, cancel);
|
699 |
} |
700 |
} |