svn-gvsig-desktop / tags / v10_RC2c / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrDefault.java @ 8745
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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.image.BufferedImage; |
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import java.util.ArrayList; |
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import java.util.Hashtable; |
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import java.util.Iterator; |
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import javax.swing.ImageIcon; |
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import org.apache.log4j.Logger; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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import com.iver.cit.gvsig.fmap.MapContext; |
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import com.iver.cit.gvsig.fmap.crs.CRSFactory; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.edition.EditionException; |
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import com.iver.cit.gvsig.fmap.operations.strategies.Strategy; |
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import com.iver.utiles.XMLEntity; |
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/**
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* Implementaci?n de las caracter?sticas de alto nivel de las capas:
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* visibilidad, activaci?n, nombre, ...
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*/
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public abstract class FLyrDefault implements FLayer { |
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// private PropertyChangeSupport lnkPropertyChangeSupport;
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private static Logger logger = Logger.getLogger(FLyrDefault.class); |
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/** Path de la capa en el arbol de capas */
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private FLayers parentLayer = null; |
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private FLayers virtualLayers = null; |
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private FLyrText layerText = null; |
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private String name; |
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private IProjection projection;
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private boolean visible = true; |
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private boolean active; |
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private int transparency = 0; |
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private ICoordTrans ct;
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private double minScale = -1; // -1 indica que no se usa |
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private double maxScale = -1; |
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private boolean isInTOC = true; |
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protected ArrayList layerListeners = new ArrayList(); |
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private Strategy privateStrategy = null; |
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private boolean isediting; |
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private Hashtable properties = new Hashtable(); |
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private boolean bCacheDrawnLayers; |
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private BufferedImage cacheImageDrawnLayers = null; |
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private boolean bDirty; |
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private boolean available = true; |
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public Object getProperty(Object key) { |
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return properties.get(key);
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} |
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public void setProperty(Object key, Object val) { |
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properties.put(key, val); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#setActive(boolean)
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*/
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public void setActive(boolean selected) { |
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active = selected; |
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callActivationChanged(LayerEvent.createActivationChangedEvent(this,
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"active"));
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#isActive()
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*/
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public boolean isActive() { |
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return active;
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#setName(java.lang.String)
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*/
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public void setName(String name) { |
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this.name = name;
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callNameChanged(LayerEvent.createNameChangedEvent(this, "name")); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getName()
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*/
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public String getName() { |
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return name;
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#load()
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*/
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public void load() throws DriverIOException { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#setVisible(boolean)
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*/
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public void setVisible(boolean visibility) { |
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boolean changed = visible != visibility;
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visible = visibility; |
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setDirty(true);
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if (changed){
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if (this.getMapContext() != null){ |
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this.getMapContext().clearAllCachingImageDrawnLayers();
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} |
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} |
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callVisibilityChanged(LayerEvent.createVisibilityChangedEvent(this,
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"visible"));
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#isVisible()
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*/
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public boolean isVisible() { |
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return visible && this.available; |
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} |
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/**
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* Devuelve la capa padre de la actual.
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*
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* @return FLayers padre.
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*/
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public FLayers getParentLayer() {
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return parentLayer;
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} |
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/**
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* Inserta la capa padre.
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*
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* @param root
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* capa padre.
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*/
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public void setParentLayer(FLayers root) { |
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this.parentLayer = root;
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} |
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/**
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* Inserta una proyecci?n.
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*
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* @param proj
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* Proyecci?n.
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*/
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public void setProjection(IProjection proj) { |
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projection = proj; |
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// Comprobar que la proyecci?n es la misma que la de FMap
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// Si no lo es, es una capa que est? reproyectada al vuelo
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if ((proj != null) && (getMapContext() != null)) |
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if (proj != getMapContext().getProjection()) {
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ICoordTrans ct = proj.getCT(getMapContext().getProjection()); |
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setCoordTrans(ct); |
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logger.debug("Cambio proyecci?n: FMap con "
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+ getMapContext().getProjection().getAbrev() + " y capa "
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+ getName() + " con " + proj.getAbrev());
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} |
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} |
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/**
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* @see org.cresques.geo.Projected#getProjection()
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*/
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public IProjection getProjection() {
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return projection;
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} |
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/**
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* @see org.cresques.geo.Projected#reProject(org.cresques.cts.ICoordTrans)
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*/
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public void reProject(ICoordTrans arg0) { |
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} |
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/**
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* Devuelve el nivel de transparencia de la capa.
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*
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* @return Entero que representa el nivel de transparencia.
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*/
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public int getTransparency() { |
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return transparency;
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} |
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/**
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* Inserta el nivel de transparencia de la capa.
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*
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* @param trans
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* Nivel de transparencia.
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*/
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public void setTransparency(int trans) { |
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transparency = trans; |
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setDirty(true);
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} |
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/**
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* Devuelve el XMLEntity a partir del objeto.
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*
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* @return XMLEntity.
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* @throws XMLException
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*/
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public XMLEntity getXMLEntity() throws XMLException { |
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XMLEntity xml = new XMLEntity();
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xml.putProperty("className", this.getClass().getName()); |
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if (this instanceof FLayers) { |
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} |
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xml.putProperty("active", active);
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xml.putProperty("name", name);
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xml.putProperty("minScale", minScale);
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xml.putProperty("maxScale", maxScale);
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// TODO xml.addChild(parentLayer.getXMLEntity());
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xml.putProperty("visible", visible);
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if (projection != null) { |
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xml.putProperty("proj", projection.getAbrev());
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} |
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xml.putProperty("transparency", transparency);
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xml.putProperty("isInTOC", isInTOC);
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return xml;
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} |
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/*
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* Inserta los valores de los atributos del XMLEntity al objeto.
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*
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* @param xml XMLEntity.
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*
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* @throws XMLException @throws DriverException @throws DriverIOException
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*
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* public void setXMLEntity03(XMLEntity xml) throws XMLException { active =
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* xml.getBooleanProperty("active"); name = xml.getStringProperty("name");
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* minScale=xml.getDoubleProperty("minScale");
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* maxScale=xml.getDoubleProperty("maxScale"); visible =
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* xml.getBooleanProperty("visible"); if (xml.contains("proj")) {
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* setProjection(ProjectionPool.get(xml.getStringProperty("proj"))); } if
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* (xml.contains("transparency")) transparency =
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* xml.getIntProperty("transparency"); }
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*/
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/**
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* Inserta los valores de los atributos del XMLEntity al objeto.
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*
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* @param xml
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* XMLEntity.
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*
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* @throws XMLException
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* @throws DriverException
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* @throws DriverIOException
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*/
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public void setXMLEntity(XMLEntity xml) throws XMLException { |
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active = xml.getBooleanProperty("active");
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name = xml.getStringProperty("name");
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minScale = xml.getDoubleProperty("minScale");
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maxScale = xml.getDoubleProperty("maxScale");
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visible = xml.getBooleanProperty("visible");
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if (xml.contains("proj")) { |
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setProjection(CRSFactory.getCRS(xml.getStringProperty("proj")));
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} |
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if (xml.contains("transparency")) |
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transparency = xml.getIntProperty("transparency");
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if (xml.contains("isInTOC")) |
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isInTOC = xml.getBooleanProperty("isInTOC");
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} |
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/**
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* Inserta los valores de los atributos del XMLEntity al objeto.
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*
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* @param xml
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* XMLEntity.
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*
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* @throws XMLException
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* @throws DriverException
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* @throws DriverIOException
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*/
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public void setXMLEntity03(XMLEntity xml) throws XMLException { |
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active = xml.getBooleanProperty("active");
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name = xml.getStringProperty("name");
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minScale = xml.getDoubleProperty("minScale");
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maxScale = xml.getDoubleProperty("maxScale");
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visible = xml.getBooleanProperty("visible");
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if (xml.contains("proj")) { |
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setProjection(CRSFactory.getCRS(xml.getStringProperty("proj")));
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} |
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if (xml.contains("transparency")) |
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transparency = xml.getIntProperty("transparency");
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMapContext()
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*/
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public MapContext getMapContext() {
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if (getParentLayer() != null) { |
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return getParentLayer().getMapContext();
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} else {
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return null; |
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} |
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} |
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/**
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* A?ade a la lista de listener un nuevo LayerListener.
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*
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* @param o
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* LayerListener.
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*
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* @return boolean.
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*/
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public boolean addLayerListener(LayerListener o) { |
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if (layerListeners.contains(o))
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return false; |
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return layerListeners.add(o);
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} |
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public LayerListener[] getLayerListeners() { |
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return (LayerListener[])layerListeners.toArray(new LayerListener[0]); |
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} |
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/**
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* Borra de la lista de listeners el que se pasa como par?metro.
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*
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* @param o
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* LayerListener a borrar.
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*
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* @return True si ha sido correcto el borrado del Listener.
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*/
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public boolean removeLayerListener(LayerListener o) { |
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return layerListeners.remove(o);
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} |
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/**
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* Llamada al metodo nameChanged de los Listeners dados de alta.
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*
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* @param e
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* LayerEvent.
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*/
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private void callNameChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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listener.nameChanged(e); |
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} |
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} |
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/**
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* Llamada al m?todo visibilityChanged de los Listeners.
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*
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* @param e
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* LayerEvent.
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*/
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private void callVisibilityChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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listener.visibilityChanged(e); |
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} |
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} |
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/**
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* Llamada al m?todo activationChanged de los Listener.
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*
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* @param e
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* LayerEvent.
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*/
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private void callActivationChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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listener.activationChanged(e); |
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} |
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} |
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/**
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* Devuelve las capas virtuales.
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*
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* @return FLayers.
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*/
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public FLayers getVirtualLayers() {
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return virtualLayers;
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} |
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/**
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* Inserta las capas virtuales.
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*
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* @param virtualLayers
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* FLayers.
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*/
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public void setVirtualLayers(FLayers virtualLayers) { |
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this.virtualLayers = virtualLayers;
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} |
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/**
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* Devuelve la capa de texto.
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*
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* @return capa de texto.
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*/
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public FLyrText getLayerText() {
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return layerText;
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} |
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/**
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* Inserta la capa de texto.
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*
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* @param layerText
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* Capa de texto.
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*/
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public void setLayerText(FLyrText layerText) { |
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this.layerText = layerText;
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} |
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|
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/**
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* Inserta la Transformaci?n de coordenadas.
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*
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* @param ct
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* Transformaci?n de coordenadas.
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*/
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public void setCoordTrans(ICoordTrans ct) { |
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this.ct = ct;
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} |
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|
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/**
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* Devuelve las transformaci?n de coordenadas.
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*
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* @return ct.
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*/
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public ICoordTrans getCoordTrans() {
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return ct;
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} |
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|
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/**
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* M?todo que es llamado por Flayers para notificar a la capa que va a ser
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* a?adida. Esta previa notificaci?n es util para las capas que necesitan
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* hacer algo antes de ser a?adida. Por ejemplo, el raster necesita volver a
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* abrir el fichero que ha podido ser cerrado con anterioridad. Si no se
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* redefine este m?todo no se har? nada ya que este es vacio.
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*/
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public void wakeUp() { |
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} |
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public double getMinScale() { |
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return minScale;
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} |
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|
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/*
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* (non-Javadoc)
|
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*
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMaxScale()
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*/
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public double getMaxScale() { |
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return maxScale;
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} |
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public void setMinScale(double minScale) { |
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this.minScale = minScale;
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} |
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|
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public void setMaxScale(double maxScale) { |
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this.maxScale = maxScale;
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} |
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|
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public boolean isWithinScale(double scale) { |
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|
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boolean bVisible = true; |
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if (getMinScale() != -1) { |
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if (scale < getMinScale())
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bVisible = false;
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} |
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if (getMaxScale() != -1) { |
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if (scale > getMaxScale())
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bVisible = false;
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} |
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return bVisible;
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} |
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|
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public Strategy getStrategy() {
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return privateStrategy;
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} |
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|
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public void setStrategy(Strategy s) { |
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privateStrategy = s; |
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} |
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|
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public void setEditing(boolean b) throws EditionException { |
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isediting = b; |
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setDirty(true);
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setCachingDrawnLayers(b); |
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} |
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|
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protected void callEditionChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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|
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listener.editionChanged(e); |
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} |
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} |
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|
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public boolean isEditing() { |
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return isediting;
|
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} |
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|
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public ImageIcon getTocImageIcon() { |
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return null; |
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} |
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|
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public boolean isInTOC() { |
561 |
return isInTOC;
|
562 |
} |
563 |
|
564 |
/* (non-Javadoc)
|
565 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isCachingDrawnLayers()
|
566 |
*/
|
567 |
public boolean isCachingDrawnLayers() { |
568 |
return bCacheDrawnLayers;
|
569 |
} |
570 |
|
571 |
/* (non-Javadoc)
|
572 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setCachingDrawnLayers(boolean)
|
573 |
*/
|
574 |
public void setCachingDrawnLayers(boolean bCacheDrawnLayers) { |
575 |
this.bCacheDrawnLayers = bCacheDrawnLayers;
|
576 |
if (bCacheDrawnLayers == false) |
577 |
this.cacheImageDrawnLayers = null; |
578 |
} |
579 |
|
580 |
public BufferedImage getCacheImageDrawnLayers() { |
581 |
return cacheImageDrawnLayers;
|
582 |
} |
583 |
|
584 |
public void setCacheImageDrawnLayers(BufferedImage cacheImageDrawnLayers) { |
585 |
this.cacheImageDrawnLayers = cacheImageDrawnLayers;
|
586 |
} |
587 |
|
588 |
public boolean isDirty() { |
589 |
return bDirty;
|
590 |
} |
591 |
|
592 |
public void setDirty(boolean dirty) { |
593 |
bDirty = dirty; |
594 |
} |
595 |
|
596 |
public boolean isAvailable() { |
597 |
return this.available; |
598 |
} |
599 |
|
600 |
public void setAvailable(boolean available) { |
601 |
this.available = available;
|
602 |
} |
603 |
|
604 |
public void reload() throws DriverIOException { |
605 |
this.setAvailable(true); |
606 |
} |
607 |
|
608 |
public boolean visibleRequired() { |
609 |
return this.visible; |
610 |
} |
611 |
|
612 |
public String getInfoString() { |
613 |
return null; |
614 |
} |
615 |
|
616 |
public boolean isWritable() { |
617 |
// TODO Auto-generated method stub
|
618 |
return false; |
619 |
} |
620 |
|
621 |
|
622 |
} |