svn-gvsig-desktop / branches / pilotoDWG / libraries / libFMap / src / com / iver / cit / gvsig / fmap / edition / DefaultEditableFeatureSource.java @ 1595
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package com.iver.cit.gvsig.fmap.edition; |
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import java.awt.Image; |
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import java.awt.geom.Rectangle2D; |
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import java.io.IOException; |
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import java.util.BitSet; |
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import java.util.HashMap; |
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import java.util.List; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.layers.FBitSet; |
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import com.vividsolutions.jts.geom.Envelope; |
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import com.vividsolutions.jts.index.quadtree.Quadtree; |
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/**
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* DOCUMENT ME!
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*
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* @author Vicente Caballero Navarro
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*/
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public class DefaultEditableFeatureSource implements EditableFeatureSource { |
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private ExpansionFile expansionFile;
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private OriginalFeatureAdapter ofa;
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private BitSet delgeometries = new BitSet(); |
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private HashMap relations = new HashMap(); |
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private int numAdd = 0; |
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private Quadtree index;
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private Image selectionImage; |
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private CommandRecord cr;
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private FBitSet fbitset;
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private boolean complex=false; |
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private CommandCollection commands=null; |
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/**
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* Crea un nuevo AbstractEditableFeatureSource.
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*
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* @param ef DOCUMENT ME!
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* @param ofa DOCUMENT ME!
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*/
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public DefaultEditableFeatureSource(ExpansionFile ef,
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OriginalFeatureAdapter ofa,FBitSet bitset) {
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expansionFile = ef; |
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this.ofa = ofa;
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this.cr= new MemoryCommandRecord(); |
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fbitset=bitset; |
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} |
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/**
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* M?todo invocado cuando se comienza la edici?n, para poner en marcha las
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* estructuras de datos necesarias para la misma, notificar al servidor en
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* protocolos en los que sea necesario, ...
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*
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* @throws EditionException
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* @throws IOException
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* @throws DriverIOException
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*/
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public void startEdition() throws EditionException { |
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ofa.startEdition(); |
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index = new Quadtree();
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try {
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for (int i = 0; i < getGeometryCount(); i++) { |
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IGeometry g = getGeometry(i); |
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Rectangle2D r = g.getBounds2D();
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Envelope e = new Envelope(r.getX(), r.getX() + r.getWidth(),
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r.getY(), r.getY() + r.getHeight()); |
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index.insert(e, new Integer(i)); |
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} |
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} catch (DriverIOException e) {
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throw new EditionException(e); |
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} catch (IOException e) { |
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throw new EditionException(e); |
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} |
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System.err.println("Se han metido en el ?ndice " + |
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index.queryAll().size() + " geometr?as");
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} |
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/**
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* Invocado cuando termina la edici?n. En funci?n de la clase concreta que
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* implemente este m?todo se generar? el fichero con los resultados de la
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* edici?n, se realizar? una transacci?n a la base de datos, etc.
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*
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* @throws EditionException
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*/
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public void stopEdition() throws EditionException { |
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ofa.stopEdition(); |
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} |
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/**
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* Devuelve el n?mero de geometrias que hay actualmente en edici?n.
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*
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* @return N?mero de geometr?as.
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*
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* @throws DriverIOException
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*/
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public int getGeometryCount() throws DriverIOException { |
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return ofa.getGeometryCount() + numAdd; //expansionFile.getGeometryCount() - relations.size(); |
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} |
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/**
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* Si el ?ndice se corresponde a una geometria de las originales de la capa
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* en edici?n y no ha sido modificada ni eliminada devuelve la geometria
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* original. Si ha sido modificada debera de buscar en el fichero de
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* expansi?n y si ha sido eliminada debera devolver null
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*
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* @param index ?ndice de la geometr?a.
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*
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* @return Geometr?a.
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*
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* @throws IOException
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* @throws DriverIOException
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*/
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public synchronized IGeometry getGeometry(int index) |
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throws IOException, DriverIOException { |
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Integer integer = new Integer(index); |
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if (!relations.containsKey(integer)) {
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if (delgeometries.get(index)) {
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return null; |
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} else {
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return ofa.getGeometry(index);
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} |
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} else {
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int num = ((Integer) relations.get(integer)).intValue(); |
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return expansionFile.getGeometry(num);
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} |
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} |
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/**
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* A?ade una geometria al fichero de expansi?n y guarda la correspondencia
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* en una tabla asociada.
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*
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* @param g geometr?a a guardar.
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*
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* @throws DriverIOException
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* @throws IOException
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*/
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public void addGeometry(IGeometry g) throws DriverIOException, IOException { |
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int virtualIndex=doAddGeometry(g);
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if (complex){
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commands.add(new AddGeometryCommand(this,g,virtualIndex)); |
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}else{
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cr.pushCommand(new AddGeometryCommand(this,g,virtualIndex)); |
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} |
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} |
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/**
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* Elimina una geometria. Si es una geometr?a original de la capa en
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* edici?n se marca como eliminada (haya sido modificada o no). Si es una
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* geometr?a a?adida posteriormente se invalida en el fichero de
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* expansi?n, para que una futura compactaci?n termine con ella.
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*
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* @param index ?ndice de la geometr?a.
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*
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* @throws DriverIOException
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* @throws IOException
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*/
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public void removeGeometry(int index) throws DriverIOException, IOException { |
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if (complex){
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commands.add(new RemoveGeometryCommand(this,index)); |
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}else{
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cr.pushCommand(new RemoveGeometryCommand(this,index)); |
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} |
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doRemoveGeometry(index); |
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} |
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/**
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* Si se intenta modificar una geometr?a original de la capa en edici?n se
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* a?ade al fichero de expansi?n y se registra la posici?n en la que se
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* a?adi?. Si se intenta modificar una geometria que se encuentra en el
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* fichero de expansi?n (por ser nueva o original pero modificada) se
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* invoca el m?todo modifyGeometry y se actualiza el ?ndice de la
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* geometria en el fichero.
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*
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* @param index DOCUMENT ME!
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* @param g DOCUMENT ME!
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*
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* @throws IOException
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* @throws DriverIOException
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*/
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public void modifyGeometry(int index, IGeometry g) |
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throws IOException, DriverIOException { |
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int pos=doModifyGeometry(index,g);
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if (complex){
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commands.add(new ModifyGeometryCommand(this,index,pos,g)); |
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}else{
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cr.pushCommand(new ModifyGeometryCommand(this,index,pos,g)); |
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} |
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} |
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/**
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* DOCUMENT ME!
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*
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* @return DOCUMENT ME!
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*/
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public OriginalFeatureAdapter getOriginalFeatureAdapter() {
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return ofa;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#compact()
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*/
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public void compact() { |
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expansionFile.compact(relations); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#getGeometriesIndexes(com.vividsolutions.jts.geom.Envelope)
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*/
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public int[] getGeometriesIndexes(Rectangle2D r) { |
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Envelope e = new Envelope(r.getX(), r.getX() + r.getWidth(), r.getY(),
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r.getY() + r.getHeight()); |
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List l = index.query(e);
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int[] indexes = new int[l.size()]; |
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for (int index = 0; index < l.size(); index++) { |
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Integer i = (Integer) l.get(index); |
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indexes[index] = i.intValue(); |
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} |
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return indexes;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#setImage(java.awt.Image)
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*/
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public void setImage(Image i) { |
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selectionImage = i; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#getImage()
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*/
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public Image getImage() { |
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return selectionImage;
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} |
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/**
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* Se elimina del final del fichero de expansi?n poniendo el puntero de
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* escritura apuntando al final de la pen?ltima geometr?a. Deber? quitar
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* la relaci?n del mapa de relaciones
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*
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* @param index ?ndice de la geometr?a que se a?adi?
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* @throws IOException
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* @throws DriverIOException
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*/
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public void undoAddGeometry(int index) throws DriverIOException, IOException { |
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//doRemoveGeometry(index);
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IGeometry g=getGeometry(index); |
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Rectangle2D r=g.getBounds2D();
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this.index.remove(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(index)); |
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expansionFile.deleteLastGeometry(); |
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relations.remove(new Integer(index)); |
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numAdd--; |
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} |
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/**
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* Se desmarca como invalidada en el fichero de expansion o como eliminada
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* en el fichero original
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*
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* @param index DOCUMENT ME!
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* @throws DriverIOException
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* @throws IOException
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*/
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public void undoRemoveGeometry(int index) throws IOException, DriverIOException { |
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if (relations.containsKey(new Integer(index))){ |
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expansionFile.validateGeometry(((Integer)relations.get(new Integer(index))).intValue()); |
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}else{
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delgeometries.set(index,false);
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} |
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IGeometry g=null;
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g = getGeometry(index); |
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Rectangle2D r = g.getBounds2D();
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this.index.insert(new Envelope(r.getX(), r.getX() + r.getWidth(), r.getY(), |
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r.getY() + r.getHeight()), new Integer(index)); |
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} |
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/**
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* Actualiza en el mapa de ?ndices, la posici?n en la que estaba la
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* geometr?a antes de ser modificada. Se marca como v?lida, en caso de que
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* fuera una modificaci?n de una geometr?a que estuviese en el fichero de
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* expansi?n antes de ser modificada y se pone el puntero de escritura del
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* expansion file a justo despues de la penultima geometr?a
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*
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* @param geometryIndex ?ndice de la geometr?a que se quiere deshacer su
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* movimiento
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* @param previousExpansionFileIndex ?ndice que ten?a antes la geometr?a en
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* el expansionFile. Si vale -1 quiere decir que es una
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* modificaci?n de una geometr?a original y por tanto no hay que
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* actualizar el mapa de indices sino eliminar su entrada.
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* @throws DriverIOException
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* @throws IOException
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*/
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public void undoModifyGeometry(int geometryIndex, |
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int previousExpansionFileIndex) throws IOException, DriverIOException { |
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if (previousExpansionFileIndex==-1){ |
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//eliminar geometr?a del expansion file.
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//expansionFile.invalidateGeometry(geometryIndex);
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IGeometry g=null;
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g = getGeometry(geometryIndex); |
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Rectangle2D r=g.getBounds2D();
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this.index.remove(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(geometryIndex)); |
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expansionFile.deleteLastGeometry(); |
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relations.remove(new Integer(geometryIndex)); |
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numAdd--; |
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}else{
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IGeometry g=null;
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g = getGeometry(geometryIndex); |
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Rectangle2D r=g.getBounds2D();
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this.index.remove(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(geometryIndex)); |
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Integer integer=new Integer(geometryIndex); |
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relations.put(new Integer(geometryIndex),new Integer(previousExpansionFileIndex)); |
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expansionFile.validateGeometry(previousExpansionFileIndex); |
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g = getGeometry(geometryIndex); |
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r=g.getBounds2D(); |
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this.index.insert(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(geometryIndex)); |
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} |
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} |
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/**
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* A?ade una geometria al fichero de expansi?n y guarda la correspondencia
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* en una tabla asociada.
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*
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* @param g geometr?a a guardar.
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*
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* @throws DriverIOException
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* @throws IOException
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*/
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public int doAddGeometry(IGeometry g) throws DriverIOException, IOException { |
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int virtualIndex = ofa.getGeometryCount() + numAdd;
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int pos = expansionFile.addGeometry(g);
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relations.put(new Integer(virtualIndex), new Integer(pos)); |
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numAdd++; |
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Rectangle2D r = g.getBounds2D();
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index.insert(new Envelope(r.getX(), r.getX() + r.getWidth(), r.getY(),
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r.getY() + r.getHeight()), new Integer(virtualIndex)); |
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// System.err.println(this.index.size());
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return virtualIndex;
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} |
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/**
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* Elimina una geometria. Si es una geometr?a original de la capa en
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* edici?n se marca como eliminada (haya sido modificada o no). Si es una
|
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* geometr?a a?adida posteriormente se invalida en el fichero de
|
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* expansi?n, para que una futura compactaci?n termine con ella.
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*
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* @param index ?ndice de la geometr?a.
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*
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* @throws DriverIOException
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* @throws IOException
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*/
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public void doRemoveGeometry(int index) throws DriverIOException, IOException { |
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Integer integer = new Integer(index); |
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IGeometry g = null;
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if (!relations.containsKey(integer)) {
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delgeometries.set(index, true);
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g = ofa.getGeometry(index); |
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} else {
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int num = ((Integer) relations.get(integer)).intValue(); |
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g = expansionFile.getGeometry(num); |
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expansionFile.invalidateGeometry(num); |
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} |
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if (g != null){ |
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Rectangle2D r = g.getBounds2D();
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this.index.remove(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(index)); |
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} |
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// System.err.println(this.index.size());
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} |
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/**
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* Si se intenta modificar una geometr?a original de la capa en edici?n se
|
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* a?ade al fichero de expansi?n y se registra la posici?n en la que se
|
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* a?adi?. Si se intenta modificar una geometria que se encuentra en el
|
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* fichero de expansi?n (por ser nueva o original pero modificada) se
|
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* invoca el m?todo modifyGeometry y se actualiza el ?ndice de la
|
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* geometria en el fichero.
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*
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* @param index DOCUMENT ME!
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* @param g DOCUMENT ME!
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*
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* @throws IOException
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* @throws DriverIOException
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*/
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public int doModifyGeometry(int index, IGeometry g) |
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throws IOException, DriverIOException { |
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int pos=0; |
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Integer integer = new Integer(index); |
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IGeometry gAnt = null;
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if (!relations.containsKey(integer)) {
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int expansionIndex = expansionFile.addGeometry(g);
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relations.put(integer, new Integer(expansionIndex)); |
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//Se actualiza el ?ndice espacial
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gAnt = ofa.getGeometry(index); |
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Rectangle2D rAnt = gAnt.getBounds2D();
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Rectangle2D r = g.getBounds2D();
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this.index.remove(new Envelope(rAnt.getX(), |
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rAnt.getX() + rAnt.getWidth(), rAnt.getY(), |
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rAnt.getY() + rAnt.getHeight()), new Integer(index)); |
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this.index.insert(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(index)); |
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pos=expansionIndex; |
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} else {
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int num = ((Integer) relations.get(integer)).intValue(); |
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pos=num; |
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gAnt = expansionFile.getGeometry(num); |
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num = expansionFile.modifyGeometry(num, g); |
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relations.put(integer, new Integer(num)); |
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//Se modifica el ?ndice espacial
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Rectangle2D rAnt = gAnt.getBounds2D();
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Rectangle2D r = g.getBounds2D();
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this.index.remove(new Envelope(rAnt.getX(), |
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rAnt.getX() + rAnt.getWidth(), rAnt.getY(), |
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rAnt.getY() + rAnt.getHeight()), new Integer(index)); |
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this.index.insert(new Envelope(r.getX(), r.getX() + r.getWidth(), |
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r.getY(), r.getY() + r.getHeight()), new Integer(index)); |
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} |
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// System.err.println(this.index.size());
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return pos;
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} |
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/**
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* @throws IOException
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* @throws DriverIOException
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* @throws IOException
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* @throws DriverIOException
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* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#undo()
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*/
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public void undo() throws DriverIOException, IOException{ |
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fbitset.clear(); |
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if (moreUndoCommands())
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cr.undoCommand(); |
| 457 |
} |
| 458 |
/**
|
| 459 |
* @throws IOException
|
| 460 |
* @throws DriverIOException
|
| 461 |
* @throws IOException
|
| 462 |
* @throws DriverIOException
|
| 463 |
* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#redo()
|
| 464 |
*/
|
| 465 |
public void redo() throws DriverIOException, IOException{ |
| 466 |
fbitset.clear(); |
| 467 |
if (moreRedoCommands())
|
| 468 |
cr.redoCommand(); |
| 469 |
} |
| 470 |
|
| 471 |
|
| 472 |
/**
|
| 473 |
* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#moreUndoCommands()
|
| 474 |
*/
|
| 475 |
public boolean moreUndoCommands() { |
| 476 |
return cr.moreUndoCommands();
|
| 477 |
} |
| 478 |
|
| 479 |
/**
|
| 480 |
* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#moreRedoCommands()
|
| 481 |
*/
|
| 482 |
public boolean moreRedoCommands() { |
| 483 |
return cr.moreRedoCommands();
|
| 484 |
} |
| 485 |
|
| 486 |
/**
|
| 487 |
* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#startComplexGeometry()
|
| 488 |
*/
|
| 489 |
public void startComplexGeometry() { |
| 490 |
complex=true;
|
| 491 |
commands=new CommandCollection();
|
| 492 |
} |
| 493 |
|
| 494 |
/**
|
| 495 |
* @throws DriverIOException
|
| 496 |
* @throws IOException
|
| 497 |
* @see com.iver.cit.gvsig.fmap.edition.EditableFeatureSource#endComplexGeometry()
|
| 498 |
*/
|
| 499 |
public void endComplexGeometry() throws IOException, DriverIOException { |
| 500 |
cr.pushCommand(commands); |
| 501 |
complex=false;
|
| 502 |
} |
| 503 |
|
| 504 |
} |