svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrVect.java @ 2759
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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.layers; |
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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.util.ArrayList; |
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import java.util.BitSet; |
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import org.apache.log4j.Logger; |
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import org.cresques.cts.ICoordTrans; |
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import com.hardcode.driverManager.DriverLoadException; |
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import com.hardcode.gdbms.engine.data.DataSource; |
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import com.hardcode.gdbms.engine.data.DataSourceFactory; |
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import com.hardcode.gdbms.engine.data.NoSuchTableException; |
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import com.hardcode.gdbms.engine.instruction.FieldNotFoundException; |
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import com.hardcode.gdbms.engine.values.DoubleValue; |
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import com.hardcode.gdbms.engine.values.FloatValue; |
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import com.hardcode.gdbms.engine.values.NullValue; |
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import com.hardcode.gdbms.engine.values.Value; |
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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.IGeometry; |
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import com.iver.cit.gvsig.fmap.core.v02.FLabel; |
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import com.iver.cit.gvsig.fmap.core.v02.FSymbol; |
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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.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.Labelable; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.RandomVectorialData; |
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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.layers.layerOperations.VectorialData; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor; |
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import com.iver.cit.gvsig.fmap.operations.strategies.Strategy; |
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import com.iver.cit.gvsig.fmap.operations.strategies.StrategyManager; |
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import com.iver.cit.gvsig.fmap.operations.strategies.VisitException; |
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import com.iver.cit.gvsig.fmap.rendering.Legend; |
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import com.iver.cit.gvsig.fmap.rendering.LegendChangedEvent; |
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import com.iver.cit.gvsig.fmap.rendering.LegendFactory; |
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import com.iver.cit.gvsig.fmap.rendering.VectorialLegend; |
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import com.iver.utiles.PostProcessSupport; |
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import com.iver.utiles.XMLEntity; |
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/**
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* Capa b?sica Vectorial.
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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//TODO Cuando no sea para pruebas debe no ser public
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public class FLyrVect extends FLyrDefault implements Labelable, Selectable, |
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AlphanumericData, ClassifiableVectorial, SingleLayer, VectorialData, |
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RandomVectorialData { |
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private static Logger logger = Logger.getLogger(FLyrVect.class.getName()); |
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/** Leyenda de la capa vectorial */
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private VectorialLegend legend;
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private int typeShape = -1; |
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private SelectionSupport selectionSupport = new SelectionSupport(); |
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private LayerChangeSupport layerChangeSupport = new LayerChangeSupport(); |
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private VectorialAdapter source;
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private SelectableDataSource sds;
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private boolean bHasJoin = false; |
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/**
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* A?ade un SelectionListener a la lista de listeners.
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*
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* @param listener SelectionListener.
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*/
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public void addSelectionListener(SelectionListener listener) { |
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selectionSupport.addSelectionListener(listener); |
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} |
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/**
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* Borra un selectionListener de la lista de listeners.
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*
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* @param listener SelectionListener
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*/
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public void removeSelectionListener(SelectionListener listener) { |
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selectionSupport.removeSelectionListener(listener); |
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} |
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/**
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* Cuando ocurre un evento de cambio en la selecci?n, ?ste puede ser uno de
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* una gran cantidad de eventos. Con el fin de no propagar todos estos
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* eventos, se realiza la propagaci?n de manera manual al final de la
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* "r?faga" de eventos
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*/
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public void fireSelectionEvents() { |
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selectionSupport.fireSelectionEvents(); |
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} |
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/**
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* Devuelve el VectorialAdapater de la capa.
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*
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* @return VectorialAdapter.
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*/
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public VectorialAdapter getSource() {
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return source;
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} |
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/**
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* Inserta el VectorialAdapter a la capa.
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*
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* @param va VectorialAdapter.
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*/
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public void setSource(VectorialAdapter va) { |
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source = va; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.LayerOperations#getFullExtent()
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*/
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public Rectangle2D getFullExtent() throws DriverException { |
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try {
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Rectangle2D rAux;
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logger.debug("source.start()");
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source.start(); |
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rAux = source.getFullExtent(); |
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logger.debug("source.stop()");
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source.stop(); |
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// Si existe reproyecci?n, reproyectar el extent
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ICoordTrans ct = getCoordTrans(); |
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if (ct != null) { |
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Point2D pt1 = new Point2D.Double(rAux.getMinX(), rAux.getMinY()); |
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Point2D pt2 = new Point2D.Double(rAux.getMaxX(), rAux.getMaxY()); |
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pt1 = ct.convert(pt1, null);
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pt2 = ct.convert(pt2, null);
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rAux = new Rectangle2D.Double(); |
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rAux.setFrameFromDiagonal(pt1, pt2); |
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} |
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return rAux;
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort)
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*/
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public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort, |
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Cancellable cancel,double scale) throws DriverException { |
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if (isWithinScale(scale)){
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Strategy strategy = StrategyManager.getStrategy(this);
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strategy.draw(image, g, viewPort, cancel); |
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if (getVirtualLayers() != null) { |
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getVirtualLayers().draw(image, g, viewPort, cancel,scale); |
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} |
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if (getLayerText() != null) { |
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getLayerText().draw(image, g, viewPort, cancel,scale); |
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} |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
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* com.iver.cit.gvsig.fmap.ViewPort,
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* com.iver.cit.gvsig.fmap.operations.Cancellable)
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*/
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public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale) |
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throws DriverException {
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if (isVisible() && isWithinScale(scale)){
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Strategy strategy = StrategyManager.getStrategy(this);
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strategy.print(g, viewPort, cancel); |
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if (getLayerText() != null) { |
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getLayerText().draw(null, g, viewPort, cancel,scale);
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} |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#createLabelLayer(int)
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*/
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// public FLayer createLabelLayer(int fieldId) {
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public FLayer createLabelLayer(SelectableDataSource ds) {
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ArrayList labels = new ArrayList(); |
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try {
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VectorialAdapter adapter = getSource(); |
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logger.debug("adapter.start()");
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adapter.start(); |
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ds.start(); |
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//VectorialDriver driver = (VectorialDriver) adapter.getDriver();
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long sc;
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sc = ds.getRowCount(); |
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int fieldId = ds.getFieldIndexByName(legend.getLabelField());
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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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ICoordTrans ct = getCoordTrans(); |
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VectorialLegend l = (VectorialLegend) getLegend(); |
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int idFieldHeightText = -1; |
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int idFieldRotationText = -1; |
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if (l.getLabelHeightField() != null) { |
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l.setBWithHeightText(true);
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idFieldHeightText = ds.getFieldIndexByName(l.getLabelHeightField()); |
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}else{
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l.setBWithHeightText(false);
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} |
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boolean bWithRotationText = false; |
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if (l.getLabelRotationField() != null) { |
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bWithRotationText = true;
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idFieldRotationText = ds.getFieldIndexByName(l.getLabelRotationField()); |
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} |
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for (int i = 0; i < sc; i++) { |
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Value val = ds.getFieldValue(i, fieldId); |
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if ((val instanceof NullValue) || (val == null)) { |
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continue;
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} |
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IGeometry geom = adapter.getShape(i); |
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if (geom == null) { |
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continue;
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} |
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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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FSymbol symbol = l.getSymbol(i); |
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// TODO: El m?todo contenedor (createLabelLayer) debe recoger
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// los par?metros de posicionamiento y de allowDuplicates
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// if (i >= 328)
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// System.out.println("i= " + i + " " + val.toString());
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FLabel[] lbls = geom.createLabels(0, true); |
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for (int j = 0; j < lbls.length; j++) { |
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if (lbls[j] != null) { |
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lbls[j].setString(val.toString()); |
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if (l.isBWithHeightText()) {
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FloatValue height = (FloatValue) ds.getFieldValue(i, |
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idFieldHeightText); |
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lbls[j].setHeight(height.getValue()); |
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} else {
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// El tama?o del texto va siempre en el simbolo por defecto
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// cuando no hay un campo de altura de texto
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// TODO: Todo esto cambiar? con el nuevo sistema de leyendas...
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if (l.getDefaultSymbol()!=null) |
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lbls[j].setHeight(l.getDefaultSymbol().getFontSize()); |
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} |
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if (bWithRotationText) {
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DoubleValue rotation = (DoubleValue) ds.getFieldValue(i, |
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idFieldRotationText); |
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lbls[j].setRotation(rotation.getValue()); |
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} |
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labels.add(lbls[j]); |
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} |
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} |
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} |
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//long t2 = System.currentTimeMillis();
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logger.debug("adapter.stop()");
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ds.stop(); |
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adapter.stop(); |
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} catch (DriverIOException e) {
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e.printStackTrace(); |
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} catch (DriverException e) {
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e.printStackTrace(); |
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} catch (com.hardcode.gdbms.engine.data.driver.DriverException e) {
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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FLyrText layerText = new FLyrText(labels);
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try {
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layerText.setLegend((VectorialLegend) getLegend()); |
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} catch (FieldNotFoundException e1) {
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// TODO Auto-generated catch block
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e1.printStackTrace(); |
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} catch (DriverException e1) {
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// TODO Auto-generated catch block
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e1.printStackTrace(); |
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} |
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setLayerText(layerText); |
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return layerText;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#removeLabels()
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*/
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public void removeLabels() { |
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setLayerText(null);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#createIndex()
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*/
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public void createIndex() { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.VectorialOperations#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor,
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* com.iver.cit.gvsig.fmap.operations.selection.VectorialSubSet)
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*/
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public void process(FeatureVisitor visitor, BitSet subset) |
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throws DriverException, VisitException {
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Strategy s = StrategyManager.getStrategy(this);
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s.process(visitor, subset); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.VectorialData#process(com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor)
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*/
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public void process(FeatureVisitor visitor) |
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throws DriverException, VisitException {
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Strategy s = StrategyManager.getStrategy(this);
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s.process(visitor); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#setSelection(com.iver.cit.gvsig.fmap.operations.selection.VectorialSubSet)
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*/
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public void setSelection(FBitSet selection) { |
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selectionSupport.setSelection(selection); |
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fireSelectionEvents(); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#isSelected(int)
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*/
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public boolean isSelected(int index) { |
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return selectionSupport.isSelected(index);
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#getSelection()
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*/
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public FBitSet getSelection() {
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return selectionSupport.getSelection();
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#clearSelection()
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*/
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public void clearSelection() { |
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selectionSupport.clearSelection(); |
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} |
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|
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/**
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#queryByRect(java.awt.geom.Rectangle2D)
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*/
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public BitSet queryByRect(Rectangle2D rect) throws DriverException { |
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Strategy s = StrategyManager.getStrategy(this);
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return s.queryByRect(rect);
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} |
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|
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/**
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* @throws DriverException
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#getRecordset()
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*/
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public SelectableDataSource getRecordset() throws DriverException { |
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if (sds == null){ |
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try {
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DataSource ds = source.getRecordset();
|
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|
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if (ds == null) { |
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return null; |
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} |
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sds = new SelectableDataSource(ds);
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sds.setSelectionSupport(selectionSupport); |
447 |
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return sds;
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} catch (DriverLoadException 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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} |
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} |
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return sds;
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} |
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|
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/**
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* Para cuando haces una uni?n, sustituyes el recorset por el nuevo.
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* De esta forma, podr?s poner leyendas basadas en el nuevo
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* recordset
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* @param newSds
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* @throws DriverException
|
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* @throws FieldNotFoundException
|
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* @throws FieldNotFoundException
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*/
|
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public void setRecordset(SelectableDataSource newSds) throws DriverException, FieldNotFoundException |
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{ |
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sds = newSds; |
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sds.setSelectionSupport(selectionSupport); |
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legend.setDataSource(sds); |
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logger.debug("Recordset cambiado a " + sds.getName());
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} |
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|
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/**
|
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* @see com.iver.cit.gvsig.fmap.layers.CommonOperations#setLegend(int,
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477 |
* com.iver.cit.gvsig.fmap.rendering.Legend)
|
478 |
*/
|
479 |
public void setLegend(VectorialLegend r) |
480 |
throws DriverException, FieldNotFoundException {
|
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VectorialLegend oldLegend = legend; |
482 |
legend = r; |
483 |
|
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try {
|
485 |
legend.setDataSource(getRecordset()); |
486 |
|
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if (legend.getLabelField() != null) { |
488 |
// sds.start();
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// int idLabelField = getRecordset().getFieldIndexByName(legend.getLabelField());
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createLabelLayer(sds); |
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// sds.stop();
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} |
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else
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removeLabels(); |
495 |
} catch (DriverException e) {
|
496 |
throw new DriverException(e); |
497 |
} catch (FieldNotFoundException e) {
|
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// TODO Auto-generated catch block
|
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e.printStackTrace(); |
500 |
} |
501 |
|
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LegendChangedEvent e = LegendChangedEvent.createLegendChangedEvent(oldLegend, legend); |
503 |
callLegendChanged(e); |
504 |
} |
505 |
|
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/**
|
507 |
* Devuelve la Leyenda de la capa.
|
508 |
*
|
509 |
* @return Leyenda.
|
510 |
*/
|
511 |
public Legend getLegend() {
|
512 |
return legend;
|
513 |
} |
514 |
|
515 |
/**
|
516 |
* Devuelve el tipo de shape que contiene la capa.
|
517 |
*
|
518 |
* @return tipo de shape.
|
519 |
*
|
520 |
* @throws DriverException
|
521 |
*/
|
522 |
public int getShapeType() throws DriverException { |
523 |
if (typeShape == -1) { |
524 |
try {
|
525 |
logger.debug("source.start()");
|
526 |
source.start(); |
527 |
typeShape = source.getShapeType(); |
528 |
logger.debug("source.stop()");
|
529 |
source.stop(); |
530 |
} catch (DriverIOException e) {
|
531 |
throw new DriverException(e); |
532 |
} |
533 |
} |
534 |
|
535 |
return typeShape;
|
536 |
} |
537 |
|
538 |
/**
|
539 |
* @throws XMLException
|
540 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperties()
|
541 |
*/
|
542 |
public XMLEntity getXMLEntity() throws XMLException { |
543 |
XMLEntity xml = super.getXMLEntity();
|
544 |
xml.addChild(legend.getXMLEntity()); |
545 |
xml.addChild(selectionSupport.getXMLEntity()); |
546 |
|
547 |
if (source instanceof VectorialFileAdapter) { |
548 |
xml.putProperty("type", "vectorial"); |
549 |
xml.putProperty("file", ((VectorialFileAdapter) source).getFile());
|
550 |
try {
|
551 |
xml.putProperty("recordset-name", getRecordset().getName());
|
552 |
} catch (DriverException e) {
|
553 |
throw new XMLException(e); |
554 |
} |
555 |
} else if (source instanceof VectorialDBAdapter) { |
556 |
xml.putProperty("type", "vectorial"); |
557 |
xml.putProperty("db", ((VectorialDBAdapter) source).getDriver().getClass().getName());
|
558 |
try {
|
559 |
xml.putProperty("recordset-name", getRecordset().getName());
|
560 |
} catch (DriverException e) {
|
561 |
throw new XMLException(e); |
562 |
} |
563 |
} else if (source instanceof WFSAdapter) { |
564 |
} |
565 |
|
566 |
xml.putProperty("driverName", getSource().getDriver().getName());
|
567 |
|
568 |
if (bHasJoin)
|
569 |
xml.putProperty("hasJoin", "true"); |
570 |
return xml;
|
571 |
} |
572 |
|
573 |
/**
|
574 |
* @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
|
575 |
*/
|
576 |
public void setXMLEntity03(XMLEntity xml) |
577 |
throws XMLException {
|
578 |
|
579 |
super.setXMLEntity(xml);
|
580 |
legend = LegendFactory.createFromXML03(xml.getChild(0));
|
581 |
|
582 |
try {
|
583 |
// legend.setDataSource(getRecordset());
|
584 |
setLegend(legend); |
585 |
} catch (FieldNotFoundException e) {
|
586 |
throw new XMLException(e); |
587 |
} catch (DriverException e) {
|
588 |
throw new XMLException(e); |
589 |
} |
590 |
|
591 |
selectionSupport.setXMLEntity03(xml.getChild(1));
|
592 |
} |
593 |
|
594 |
/**
|
595 |
* @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setXMLEntity(com.iver.utiles.XMLEntity)
|
596 |
*/
|
597 |
public void setXMLEntity(XMLEntity xml) |
598 |
throws XMLException {
|
599 |
super.setXMLEntity(xml);
|
600 |
|
601 |
legend = LegendFactory.createFromXML(xml.getChild(0));
|
602 |
selectionSupport.setXMLEntity(xml.getChild(1));
|
603 |
|
604 |
String recordsetName = xml.getStringProperty("recordset-name"); |
605 |
try {
|
606 |
LayerFactory.getDataSourceFactory().changeDataSourceName( |
607 |
getRecordset().getName(), recordsetName |
608 |
); |
609 |
// Hacemos que el recordset que hemos creado antes (los
|
610 |
// recordset se crean antes que todo) sea el recordset
|
611 |
// de esta capa. Y del que se crea automaticamente
|
612 |
// en el setLegend del createLayer, nos olvidamos
|
613 |
setRecordset(new SelectableDataSource(LayerFactory.getDataSourceFactory()
|
614 |
.createRandomDataSource(recordsetName, DataSourceFactory.AUTOMATIC_OPENING))); |
615 |
} catch (NoSuchTableException e1) {
|
616 |
throw new XMLException(e1); |
617 |
} catch (DriverException e1) {
|
618 |
throw new XMLException(e1); |
619 |
} catch (com.hardcode.gdbms.engine.data.driver.DriverException e1) {
|
620 |
throw new XMLException(e1); |
621 |
} catch (DriverLoadException e1) {
|
622 |
throw new XMLException(e1); |
623 |
} catch (FieldNotFoundException e) {
|
624 |
e.printStackTrace(); |
625 |
throw new XMLException(e); |
626 |
} |
627 |
// Si tiene una uni?n, lo marcamos para que no se cree la leyenda hasta el final
|
628 |
// de la lectura del proyecto
|
629 |
if (xml.contains("hasJoin")) |
630 |
{ |
631 |
setIsJoined(true);
|
632 |
PostProcessSupport.addToPostProcess(this,"setLegend", legend, 1); |
633 |
} |
634 |
else
|
635 |
{ |
636 |
try {
|
637 |
// legend.setDataSource(getRecordset());
|
638 |
setLegend(legend); |
639 |
} catch (FieldNotFoundException e) {
|
640 |
throw new XMLException(e); |
641 |
} catch (DriverException e) {
|
642 |
throw new XMLException(e); |
643 |
} |
644 |
} |
645 |
|
646 |
} |
647 |
|
648 |
/**
|
649 |
* A?ade un LegendListener a la lista de Listeners.
|
650 |
*
|
651 |
* @param listener LegendListener.
|
652 |
*/
|
653 |
public void addLegendListener(LegendListener listener) { |
654 |
layerChangeSupport.addLayerListener(listener); |
655 |
} |
656 |
|
657 |
/**
|
658 |
* Llamada al m?todo callLegendChanged de los listener.
|
659 |
*
|
660 |
* @param e Evento.
|
661 |
*/
|
662 |
private void callLegendChanged(LegendChangedEvent e) { |
663 |
layerChangeSupport.callLegendChanged(e); |
664 |
} |
665 |
|
666 |
/**
|
667 |
* Borra un LegendListener de la lista de Listeners
|
668 |
*
|
669 |
* @param listener LegendListener.
|
670 |
*/
|
671 |
public void removeLegendListener(LegendListener listener) { |
672 |
layerChangeSupport.removeLayerListener(listener); |
673 |
} |
674 |
|
675 |
/**
|
676 |
* Sobreimplementaci?n del m?todo toString para que las bases de datos
|
677 |
* identifiquen la capa.
|
678 |
*
|
679 |
* @return DOCUMENT ME!
|
680 |
*/
|
681 |
public String toString() { |
682 |
/*
|
683 |
* Se usa internamente para que la parte de datos
|
684 |
* identifique de forma un?voca las tablas
|
685 |
*/
|
686 |
String ret = super.toString(); |
687 |
|
688 |
return "layer" + ret.substring(ret.indexOf('@') + 1); |
689 |
} |
690 |
|
691 |
public boolean isJoined() { |
692 |
return bHasJoin;
|
693 |
} |
694 |
|
695 |
public void setIsJoined(boolean hasJoin) { |
696 |
bHasJoin = hasJoin; |
697 |
} |
698 |
} |