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svn-gvsig-desktop / trunk / org.gvsig.desktop / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.mapcontext / org.gvsig.fmap.mapcontext.api / src / main / java / org / gvsig / fmap / mapcontext / layers / FLayers.java @ 42293

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/**
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 * gvSIG. Desktop Geographic Information System.
3
 *
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 * Copyright (C) 2007-2013 gvSIG Association.
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 *
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 * This program is free software; you can redistribute it and/or modify it under
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 * the terms of the GNU General Public License as published by the Free Software
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 * Foundation; either version 3 of the License, or (at your option) any later
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 * version.
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 *
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 * This program is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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 * details.
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 *
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 * You should have received a copy of the GNU General Public License along with
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 * this program; if not, write to the Free Software Foundation, Inc., 51
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 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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 *
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 * For any additional information, do not hesitate to contact us at info AT
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 * gvsig.com, or visit our website www.gvsig.com.
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 */
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package org.gvsig.fmap.mapcontext.layers;
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import java.awt.Graphics2D;
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import java.awt.Point;
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import java.awt.image.BufferedImage;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Iterator;
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import java.util.List;
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import java.util.ListIterator;
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import java.util.Set;
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import java.util.TreeSet;
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import org.cresques.cts.ICoordTrans;
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import org.cresques.cts.IProjection;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.gvsig.compat.print.PrintAttributes;
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import org.gvsig.fmap.dal.exception.DataException;
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import org.gvsig.fmap.dal.exception.ReadException;
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import org.gvsig.fmap.geom.primitive.Envelope;
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import org.gvsig.fmap.mapcontext.MapContext;
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import org.gvsig.fmap.mapcontext.MapContextRuntimeException;
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import org.gvsig.fmap.mapcontext.Messages;
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import org.gvsig.fmap.mapcontext.ViewPort;
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import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException;
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import org.gvsig.fmap.mapcontext.layers.operations.ComposedLayer;
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import org.gvsig.fmap.mapcontext.layers.operations.InfoByPoint;
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import org.gvsig.fmap.mapcontext.layers.operations.LayerCollection;
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import org.gvsig.fmap.mapcontext.layers.operations.LayerNotFoundInCollectionException;
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import org.gvsig.fmap.mapcontext.layers.operations.LayersVisitable;
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import org.gvsig.fmap.mapcontext.layers.operations.LayersVisitor;
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import org.gvsig.fmap.mapcontext.rendering.legend.styling.ILabelable;
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import org.gvsig.metadata.exceptions.MetadataException;
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import org.gvsig.tools.ToolsLocator;
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import org.gvsig.tools.dispose.Disposable;
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import org.gvsig.tools.dynobject.DynObjectSet;
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import org.gvsig.tools.dynobject.DynStruct;
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import org.gvsig.tools.dynobject.impl.MultiDynObjectSet;
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import org.gvsig.tools.exception.BaseException;
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import org.gvsig.tools.persistence.PersistenceManager;
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import org.gvsig.tools.persistence.PersistentState;
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import org.gvsig.tools.persistence.exception.PersistenceException;
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import org.gvsig.tools.task.Cancellable;
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import org.gvsig.tools.util.Callable;
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import org.gvsig.tools.visitor.VisitCanceledException;
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import org.gvsig.tools.visitor.Visitor;
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73
/**
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 * <p>
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 * Represents a generic collection of layers, that can be represented as a node
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 * in a tree of nodes of layers.</p>
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 *
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 * <p>
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 * Adapts the basic functionality implemented for a layer in the abstract class
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 * <code>FLyrDefault</code>, to a collection of layers, implementing, as well,
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 * specific methods for this kind of object, defined in the interfaces
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 * <code>VectorialData</code>, <code>LayerCollection</code>, and
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 * <code>InfoByPoint</code>.</p>
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 *
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 * @see FLyrDefault
86
 */
87
public class FLayers extends FLyrDefault implements LayerCollection,
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        InfoByPoint, List {
89

    
90
    /**
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     * List with all listeners registered for this kind of node.
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     *
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     * @see #addLayerCollectionListener(LayerCollectionListener)
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     * @see #removeLayerCollectionListener(LayerCollectionListener)
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     * @see #callLayerAdded(LayerCollectionEvent)
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     * @see #callLayerAdding(LayerCollectionEvent)
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     * @see #callLayerMoved(LayerPositionEvent)
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     * @see #callLayerMoving(LayerPositionEvent)
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     * @see #callLayerRemoved(LayerCollectionEvent)
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     * @see #callLayerRemoving(LayerCollectionEvent)
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     */
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    protected ArrayList layerCollectionListeners = null;
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104
    /**
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     * A synchronized list with the layers.
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     *
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     * @see #setAllVisibles(boolean)
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     * @see #addLayer(FLayer)
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     * @see #addLayer(int, FLayer)
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     * @see #moveTo(int, int)
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     * @see #removeLayer(FLayer)
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     * @see #removeLayer(int)
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     * @see #removeLayer(String)
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     * @see #replaceLayer(String, FLayer)
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     * @see #getVisibles()
116
     * @see #getLayer(int)
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     * @see #getLayer(String)
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     * @see #getLayersCount()
119
     * @see #getFullEnvelope()
120
     */
121
    protected List layers = null;
122

    
123
    /**
124
     * The model of the layer.
125
     *
126
     * @see #getMapContext()
127
     */
128
    protected MapContext fmap;
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130
    /**
131
     * Useful for debug the problems during the implementation.
132
     */
133
    private static Logger logger = LoggerFactory.getLogger(FLayers.class);
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    public FLayers() {
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        super();
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        layerCollectionListeners = new ArrayList();
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        layers = Collections.synchronizedList(new ArrayList());
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140
        logger = LoggerFactory.getLogger(FLayers.class);
141
    }
142
    /*
143
     * (non-Javadoc)
144
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#addLayerCollectionListener(com.iver.cit.gvsig.fmap.layers.LayerCollectionListener)
145
     */
146

    
147
    public void addLayerCollectionListener(LayerCollectionListener listener) {
148
        if (!layerCollectionListeners.contains(listener)) {
149
            layerCollectionListeners.add(listener);
150
        }
151
    }
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153
    /*
154
     * (non-Javadoc)
155
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllVisibles(boolean)
156
     */
157
    public void setAllVisibles(boolean visible) {
158
        FLayer lyr;
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160
        for (int i = 0; i < layers.size(); i++) {
161
            lyr = ((FLayer) layers.get(i));
162
            lyr.setVisible(visible);
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164
            if (lyr instanceof LayerCollection) {
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                ((LayerCollection) lyr).setAllVisibles(visible);
166
            }
167
        }
168
    }
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    /*
171
     * (non-Javadoc)
172
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayerCollectionListener(com.iver.cit.gvsig.fmap.layers.LayerCollectionListener)
173
     */
174
    public void removeLayerCollectionListener(LayerCollectionListener listener) {
175
        layerCollectionListeners.remove(listener);
176
    }
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178
    /**
179
     * Adds a layer on an specified position in this node.
180
     *
181
     * @param pos position in the inner list where the layer will be added
182
     * @param layer a layer
183
     */
184
    private void doAddLayer(int pos, FLayer layer) {
185
        layers.add(pos, layer);
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        ToolsLocator.getDisposableManager().bind(layer);
187
        layer.setParentLayer(this);
188
        IProjection layerProj = layer.getProjection();
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        if (layerProj != null && fmap != null) {
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            IProjection mapContextProj = fmap.getProjection();
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            // TODO REVISAR ESTO !!!!
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            // Esta condici?n puede que no fuese exacta para todos los casos
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            if (!layerProj.getAbrev().equals(mapContextProj.getAbrev())) {
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                ICoordTrans ct = layerProj.getCT(mapContextProj);
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                layer.setCoordTrans(ct);
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            } else {
197
                layer.setCoordTrans(null);
198
            }
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        }
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        this.updateDrawVersion();
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    }
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    /*
204
     * (non-Javadoc)
205
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#addLayer(com.iver.cit.gvsig.fmap.layers.FLayer)
206
     */
207
    public void addLayer(FLayer layer) {
208

    
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        MapContext mco = this.getMapContext();
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211
        if (mco != null) {
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            /*
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             * Get order manager from map context
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             */
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            int position = mco.getOrderManager().getPosition(this, layer);
216
            addLayer(position, layer);
217
        } else {
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            /*
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             * This happens when FLayers object is not in a
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             * map context, so no order manager is available.
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             */
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            addLayer(layers.size(), layer);
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        }
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    }
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    /**
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     * Adds a layer in an specified position in this node.
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     *
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     * @param layer a layer
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     */
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    public void addLayer(int pos, FLayer layer) {
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        try {
233
            //Notificamos a la capa que va a ser a?adida
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            if (layer instanceof FLyrDefault) {
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                ((FLyrDefault) layer).wakeUp();
236
            }
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238
            if (layer instanceof FLayers) {
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                FLayers layers = (FLayers) layer;
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                fmap.addAsCollectionListener(layers);
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            }
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            callLayerAdding(LayerCollectionEvent.createLayerAddingEvent(layer));
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            doAddLayer(pos, layer);
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            callLayerAdded(LayerCollectionEvent.createLayerAddedEvent(layer));
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        } catch (CancelationException e) {
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            logger.warn(e.getMessage());
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        } catch (LoadLayerException e) {
250
            layer.setAvailable(false);
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            layer.addError(e);
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        }
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    }
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    /*
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     * (non-Javadoc)
257
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#moveTo(int, int)
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     */
259
    public void moveTo(int from, int to) throws CancelationException {
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        int newfrom = layers.size() - from - 1;
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        int newto = layers.size() - to - 1;
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        if (newfrom < 0 || newfrom >= layers.size() || newto < 0 || newto >= layers.size()) {
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            return;
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        }
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        FLayer aux = (FLayer) layers.get(newfrom);
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        callLayerMoving(LayerPositionEvent.createLayerMovingEvent(aux, newfrom, newto));
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        layers.remove(newfrom);
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        layers.add(newto, aux);
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        this.updateDrawVersion();
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        callLayerMoved(LayerPositionEvent.createLayerMovedEvent(aux, newfrom, newto));
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    }
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273
    /**
274
     * Removes an inner layer.
275
     *
276
     * @param lyr a layer
277
     */
278
    private void doRemoveLayer(FLayer lyr) {
279
        layers.remove(lyr);
280
        lyr.dispose();
281
        this.updateDrawVersion();
282
    }
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284
    /*
285
     * (non-Javadoc)
286
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(com.iver.cit.gvsig.fmap.layers.FLayer)
287
     */
288
    public void removeLayer(FLayer lyr) throws CancelationException {
289
        callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
290
        doRemoveLayer(lyr);
291
        callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
292
    }
293

    
294
    /*
295
     * (non-Javadoc)
296
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(int)
297
     */
298
    public void removeLayer(int idLayer) {
299
        FLayer lyr = (FLayer) layers.get(idLayer);
300
        callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(lyr));
301
        this.doRemoveLayer(lyr);
302
//                layers.remove(idLayer);
303
//                this.updateDrawVersion();
304
        callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(lyr));
305
    }
306

    
307
    /*
308
     * (non-Javadoc)
309
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#removeLayer(java.lang.String)
310
     */
311
    public void removeLayer(String layerName) {
312
        FLayer lyr;
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314
        for (int i = 0; i < layers.size(); i++) {
315
            lyr = ((FLayer) layers.get(i));
316

    
317
            if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
318
                removeLayer(i);
319

    
320
                break;
321
            }
322
        }
323
    }
324

    
325
    /**
326
     * Replace a layer identified by its name, by another.
327
     *
328
     * @param layerName the name of the layer to be replaced
329
     * @param layer the new layer
330
     * @deprecated use {@link FLayers#replaceLayer(FLayer, FLayer)}
331
     */
332
    public void replaceLayer(String layerName, FLayer layer) throws LoadLayerException {
333
        replaceLayer(getLayer(layerName), layer);
334
    }
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336
    /**
337
     * Replace a layer by another layer. It search recursively by all the
338
     * ILayerCollection nodes
339
     *
340
     * @param layer the layer to be replaced
341
     * @param newLayer the new layer
342
     */
343
    public void replaceLayer(FLayer layer, FLayer newLayer) throws LoadLayerException {
344
        replaceLayer(this, layer, newLayer);
345
    }
346

    
347
    /**
348
     * Replace a layer by other layer. It search recursively by all the
349
     * ILayerCollection nodes
350
     *
351
     * @param parentLayer the parent layer
352
     * @param layer the layer to be replaced
353
     * @param newLayer the new layer
354
     * @throws LoadLayerException
355
     */
356
    private void replaceLayer(FLayers parentLayer, FLayer layer, FLayer newLayer) throws LoadLayerException {
357
        FLayer lyr;
358
        for (int i = 0; i < parentLayer.getLayersCount(); i++) {
359
            lyr = ((FLayer) parentLayer.getLayer(i));
360
            if (lyr.equals(layer)) {
361
                parentLayer.removeLayer(i);
362
                parentLayer.addLayer(i, newLayer);
363
                break;
364
            }
365
            if (lyr instanceof LayerCollection) {
366
                replaceLayer((FLayers) lyr, layer, newLayer);
367
            }
368
        }
369
    }
370

    
371
    /*
372
     * (non-Javadoc)
373
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getVisibles()
374
     */
375
    public FLayer[] getVisibles() {
376
        ArrayList array = new ArrayList();
377
        LayersIterator iter = new LayersIterator(this) {
378
            public boolean evaluate(FLayer layer) {
379
                return layer.isVisible();
380
            }
381

    
382
        };
383

    
384
        while (iter.hasNext()) {
385
            array.add(iter.nextLayer());
386
        }
387

    
388
        return (FLayer[]) array.toArray(new FLayer[0]);
389
    }
390

    
391
    /*
392
     * (non-Javadoc)
393
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayer(int)
394
     */
395
    public FLayer getLayer(int index) {
396
        return (FLayer) layers.get(index);
397
    }
398

    
399
    /*
400
     * (non-Javadoc)
401
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayer(java.lang.String)
402
     */
403
    public FLayer getLayer(String layerName) {
404
        for (int i = 0; i < layers.size(); i++) {
405
            FLayer lyr = ((FLayer) layers.get(i));
406
            if (lyr.getName().compareToIgnoreCase(layerName) == 0) {
407
                return lyr;
408
            }
409
            if (lyr instanceof FLayers) {
410
                List layerList = toPlainList(lyr);
411
                for (int j = 0; j < layerList.size(); j++) {
412
                    FLayer lyr2 = ((FLayer) layerList.get(j));
413
                    if (lyr2.getName().compareToIgnoreCase(layerName) == 0) {
414
                        return lyr2;
415
                    }
416
                }
417
            }
418
        }
419
        return null;
420
    }
421

    
422
    private List toPlainList(FLayer layer) {
423
        return toPlainList(layer, new ArrayList());
424
    }
425

    
426
    private List toPlainList(FLayer layer, List result) {
427
        if (layer instanceof FLayers) {
428
            FLayers layerGroup = (FLayers) layer;
429
            for (int i = 0; i < layerGroup.getLayersCount(); i++) {
430
                toPlainList(layerGroup.getLayer(i), result);
431
            }
432
        } else {
433
            result.add(layer);
434
        }
435
        return result;
436
    }
437

    
438
    /*
439
     * (non-Javadoc)
440
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getLayersCount()
441
     */
442
    public int getLayersCount() {
443
        return layers.size();
444
    }
445

    
446
    /*
447
     * (non-Javadoc)
448
     * @see com.iver.cit.gvsig.fmap.layers.FLayer#draw(java.awt.image.BufferedImage, java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.utiles.swing.threads.Cancellable, double)
449
     */
450
    public void draw(BufferedImage image, Graphics2D g, ViewPort viewPort,
451
            Cancellable cancel, double scale) throws ReadException {
452
        // FIXME Arreglar este error
453
        throw new RuntimeException("Esto no deberia de llamarse");
454
    }
455

    
456
    /*
457
     * (non-Javadoc)
458
     *
459
     * @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D,
460
     * com.iver.cit.gvsig.fmap.ViewPort,
461
     * com.iver.utiles.swing.threads.Cancellable, double,
462
     * javax.print.attribute.PrintAttributes)
463
     */
464
    public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,
465
            double scale, PrintAttributes properties)
466
            throws ReadException {
467
        throw new RuntimeException("No deberia pasar por aqui");
468
    }
469

    
470
    public void print_old(Graphics2D g, ViewPort viewPort, Cancellable cancel,
471
            double scale, PrintAttributes properties)
472
            throws ReadException {
473
        this.print_old(g, viewPort, cancel, scale, properties, null);
474
    }
475

    
476
    /**
477
     * <p>
478
     * Checks all layers (each one as a sub-node of this node <i>collection of
479
     * layers</i>) of this collection and draws their requested properties. If a
480
     * node is a group of layers (<code>ComposedLayer</code>), executes it's
481
     * drawn.</p>
482
     *
483
     * <p>
484
     * All nodes which could group with the composed layer <code>group</code>,
485
     * will be drawn together. And once the <code>
486
     * group</code> is drawn, will be set to <code>null</code> if hasn't a
487
     * parent layer.</p>
488
     *
489
     * <p>
490
     * The particular implementation depends on the kind of each layer and
491
     * composed layer. And this process can be cancelled at any time by the
492
     * shared object <code>cancel</code>.</p>
493
     *
494
     * <p>
495
     * According the print quality, labels will be printed in different
496
     * resolution:
497
     * <ul>
498
     * <li><b>PrintQuality.DRAFT</b>: 72 dpi (dots per inch).</li>
499
     * <li><b>PrintQuality.NORMAL</b>: 300 dpi (dots per inch).</li>
500
     * <li><b>PrintQuality.HIGH</b>: 600 dpi (dots per inch).</li>
501
     * </ul>
502
     * </p>
503
     *
504
     * @param g for rendering 2-dimensional shapes, text and images on the
505
     * Java(tm) platform
506
     * @param viewPort the information for drawing the layers
507
     * @param cancel shared object that determines if this layer can continue
508
     * being drawn
509
     * @param scale the scale of the view. Must be between
510
     * {@linkplain FLayer#getMinScale()} and {@linkplain FLayer#getMaxScale()}.
511
     * @param properties properties that will be print
512
     * @param group a composed layer pending to paint; if this parameter is
513
     * <code>null</code>, the composed layer
514
     *
515
     * @return <code>null</code> if the layers in <code>group</code> had been
516
     * drawn or were <code>null</code>; otherwise, the <code>group</code>
517
     *
518
     * @see FLayer#print(Graphics2D, ViewPort, Cancellable, double,
519
     * PrintAttributes)
520
     *
521
     * @throws ReadDriverException if fails the driver reading the data.
522
     */
523
    public ComposedLayer print_old(Graphics2D g, ViewPort viewPort, Cancellable cancel, double scale, PrintAttributes properties, ComposedLayer group)
524
            throws ReadException {
525
        double dpi = 72;
526

    
527
        int resolution = properties.getPrintQuality();
528
        if (resolution == PrintAttributes.PRINT_QUALITY_NORMAL) {
529
            dpi = 300;
530
        } else if (resolution == PrintAttributes.PRINT_QUALITY_HIGH) {
531
            dpi = 600;
532
        } else if (resolution == PrintAttributes.PRINT_QUALITY_DRAFT) {
533
            dpi = 72;
534
        }
535

    
536
        // TODO: A la hora de imprimir, isWithinScale falla, porque est?
537
        // calculando la escala en pantalla, no para el layout.
538
        // Revisar esto.
539
        // TODO: We have to check when we have to call the drawLabels method when exists a ComposedLayer group.
540
        for (int i = 0; i < layers.size(); i++) {
541
            FLayer lyr = (FLayer) layers.get(i);
542
            if (!lyr.isVisible() || !lyr.isWithinScale(scale)) {
543
                continue;
544
            }
545

    
546
            try {
547

    
548
                ///// CHEMA ComposedLayer
549
                // Checks for draw group (ComposedLayer)
550
                if (group != null) {
551
                    if (lyr instanceof FLayers) {
552
                        group = ((FLayers) lyr).print_old(g, viewPort, cancel, scale, properties, group);
553
                    } else {
554
                        // If layer can be added to the group, does it
555
                        if (lyr instanceof ILabelable
556
                                && ((ILabelable) lyr).isLabeled()
557
                                && ((ILabelable) lyr).getLabelingStrategy() != null
558
                                && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
559
                            group.add(lyr);
560
                        } else {
561
                            // draw the 'pending to draw' layer group
562
                            group.print(g, viewPort, cancel, scale, properties);
563

    
564
                            // gets a new group instance
565
                            if (lyr instanceof ILabelable
566
                                    && ((ILabelable) lyr).isLabeled()
567
                                    && ((ILabelable) lyr).getLabelingStrategy() != null
568
                                    && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
569
                                group = lyr.newComposedLayer();
570
                            } else {
571
                                group = null;
572
                            }
573
                            // if layer hasn't group, draws it inmediately
574
                            if (group == null) {
575
                                if (lyr instanceof FLayers) {
576
                                    group = ((FLayers) lyr).print_old(g, viewPort, cancel, scale, properties, group);
577
                                } else {
578
                                    lyr.print(g, viewPort, cancel, scale, properties);
579
                                    if (lyr instanceof ILabelable
580
                                            && ((ILabelable) lyr).isLabeled()
581
                                            && ((ILabelable) lyr).getLabelingStrategy() != null
582
                                            && ((ILabelable) lyr).getLabelingStrategy().shouldDrawLabels(scale)) {
583
                                        ILabelable lLayer = (ILabelable) lyr;
584
                                        lLayer.drawLabels(null, g, viewPort, cancel, scale, dpi);
585
                                    }
586
                                }
587
                            } else {
588
                                // add the layer to the group
589
                                group.setMapContext(fmap);
590
                                group.add(lyr);
591

    
592
                            }
593

    
594
                        }
595
                    }
596
                } else {
597
                    // gets a new group instance
598
                    group = lyr.newComposedLayer();
599
                    // if layer hasn't group, draws it inmediately
600
                    if (group == null) {
601
                        if (lyr instanceof FLayers) {
602
                            group = ((FLayers) lyr).print_old(g, viewPort, cancel, scale, properties, group);
603
                        } else {
604
                            lyr.print(g, viewPort, cancel, scale, properties);
605
                            if (lyr instanceof ILabelable && ((ILabelable) lyr).isLabeled()) {
606
                                ILabelable lLayer = (ILabelable) lyr;
607

    
608
                                lLayer.drawLabels(null, g, viewPort, cancel, scale, dpi);
609
                            }
610
                        }
611
                    } else {
612
                        // add the layer to the group
613
                        group.setMapContext(fmap);
614
                        group.add(lyr);
615

    
616
                    }
617
                }
618
                ///// CHEMA ComposedLayer
619

    
620
            } catch (Exception e) {
621
                String mesg = Messages.getString("error_printing_layer") + " " + lyr.getName() + ": " + e.getMessage();
622
                fmap.addLayerError(mesg);
623
                logger.error(mesg, e);
624
            }
625

    
626
        }
627

    
628
        ///// CHEMA ComposedLayer
629
        if (group != null && this.getParentLayer() == null) {
630
            //si tenemos un grupo pendiente de pintar, pintamos
631
            group.print(g, viewPort, cancel, scale, properties);
632
            group = null;
633

    
634
        }
635
                ///// CHEMA ComposedLayer
636

    
637
        //                if (getVirtualLayers() != null) {
638
        //                        getVirtualLayers().print( g, viewPort, cancel, scale, properties);
639
        //                }
640
        ///// CHEMA ComposedLayer
641
        return group;
642
        ///// CHEMA ComposedLayer
643
    }
644

    
645
    /*
646
     * (non-Javadoc)
647
     * @see com.iver.cit.gvsig.fmap.layers.FLayer#getFullExtent()
648
     */
649
    public Envelope getFullEnvelope() {
650
        Envelope rAux = null;
651
        boolean first = true;
652

    
653
        for (Iterator iter = layers.iterator(); iter.hasNext();) {
654
            FLayer capa = (FLayer) iter.next();
655
            try {
656
                if (first) {
657
                    rAux = (Envelope) capa.getFullEnvelope().clone();
658
                    first = false;
659
                } else {
660
                    rAux.add(capa.getFullEnvelope());
661
                }
662
            } catch (Exception e) {
663
                e.printStackTrace();//TODO hay que revisar para determinar el comportamiento que espera el usuario.
664
            }
665
        }
666

    
667
        return rAux;
668
    }
669

    
670
    /**
671
     * Notifies all listeners associated to this collection of layers, that
672
     * another layer is going to be added or replaced in the internal list of
673
     * layers.
674
     *
675
     * @param e a layer collection event with the new layer
676
     */
677
    protected void callLayerAdding(LayerCollectionEvent event)
678
            throws CancelationException {
679
        ArrayList aux = (ArrayList) layerCollectionListeners.clone();
680
        for (Iterator iter = aux.iterator(); iter.hasNext();) {
681
            ((LayerCollectionListener) iter.next()).layerAdding(event);
682
        }
683
    }
684

    
685
    /**
686
     * Notifies all listeners associated to this collection of layers, that a
687
     * layer is going to be removed from the internal list of layers.
688
     *
689
     * @param event a layer collection event with the layer being removed
690
     *
691
     * @throws CancelationException any exception produced during the
692
     * cancellation of the driver.
693
     */
694
    protected void callLayerRemoving(LayerCollectionEvent event)
695
            throws CancelationException {
696
        ArrayList aux = (ArrayList) layerCollectionListeners.clone();
697
        for (Iterator iter = aux.iterator(); iter.hasNext();) {
698
            ((LayerCollectionListener) iter.next()).layerRemoving(event);
699
        }
700
    }
701

    
702
    /**
703
     * Notifies all listeners associated to this collection of layers, that a
704
     * layer is going to be moved in the internal list of layers.
705
     *
706
     * @param event a layer collection event with the layer being moved, and the
707
     * initial and final positions
708
     *
709
     * @throws CancelationException any exception produced during the
710
     * cancellation of the driver.
711
     */
712
    protected void callLayerMoving(LayerPositionEvent event)
713
            throws CancelationException {
714
        ArrayList aux = (ArrayList) layerCollectionListeners.clone();
715
        for (Iterator iter = aux.iterator(); iter.hasNext();) {
716
            ((LayerCollectionListener) iter.next()).layerMoving(event);
717
        }
718
    }
719

    
720
    /**
721
     * Notifies all listeners associated to this collection of layers, that
722
     * another layer has been added or replaced in the internal list of layers.
723
     *
724
     * @param e a layer collection event with the new layer
725
     */
726
    protected void callLayerAdded(LayerCollectionEvent event) {
727
        ArrayList aux = (ArrayList) layerCollectionListeners.clone();
728
        for (Iterator iter = aux.iterator(); iter.hasNext();) {
729
            ((LayerCollectionListener) iter.next()).layerAdded(event);
730
        }
731
    }
732

    
733
    /**
734
     * Notifies all listeners associated to this collection of layers, that
735
     * another layer has been removed from the internal list of layers.
736
     *
737
     * @param e a layer collection event with the layer removed
738
     */
739
    protected void callLayerRemoved(LayerCollectionEvent event) {
740
        ArrayList aux = (ArrayList) layerCollectionListeners.clone();
741
        for (Iterator iter = aux.iterator(); iter.hasNext();) {
742
            ((LayerCollectionListener) iter.next()).layerRemoved(event);
743
        }
744
    }
745

    
746
    /**
747
     * Notifies all listeners associated to this collection of layers, that
748
     * another layer has been moved in the internal list of layers.
749
     *
750
     * @param e a layer collection event with the layer moved, and the initial
751
     * and final positions
752
     */
753
    protected void callLayerMoved(LayerPositionEvent event) {
754
        ArrayList aux = (ArrayList) layerCollectionListeners.clone();
755
        for (Iterator iter = aux.iterator(); iter.hasNext();) {
756
            ((LayerCollectionListener) iter.next()).layerMoved(event);
757
        }
758
    }
759

    
760
    public void saveToState(PersistentState state) throws PersistenceException {
761

    
762
        super.saveToState(state);
763

    
764
        state.set("mapContext", fmap);
765

    
766
        List layersToSave = new ArrayList();
767
        Iterator iter = this.layers.iterator();
768
        while (iter.hasNext()) {
769
            FLayer layer = (FLayer) iter.next();
770
            if (!layer.isTemporary()) {
771
                layersToSave.add(layer);
772
            }
773
        }
774
        state.set("layers", layersToSave);
775
    }
776

    
777
    public void loadFromState(PersistentState state) throws PersistenceException {
778

    
779
        super.loadFromState(state);
780

    
781
        setMapContext((MapContext) state.get("mapContext"));
782
        Iterator iter = state.getIterator("layers");
783
        while (iter.hasNext()) {
784
            FLayer item = (FLayer) iter.next();
785
            layers.add(item);
786
        }
787
    }
788

    
789
    /*
790
     * (non-Javadoc)
791
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMapContext()
792
     */
793
    public MapContext getMapContext() {
794
        return fmap;
795
    }
796

    
797
    /*
798
     * I don't think this implementation makes any sense.
799
     * We can group layers with different transformations,
800
     * we cannot set the ICoordTrans for all (?)
801
     * 
802
     public void setCoordTrans(ICoordTrans ct) {
803
     super.setCoordTrans(ct);
804

805
     for (Iterator iter = layers.iterator(); iter.hasNext();) {
806
     FLayer layer = (FLayer) iter.next();
807
     layer.setCoordTrans(ct);
808
     }
809
     }
810
     */
811
    /*
812
     * (non-Javadoc)
813
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#setAllActives(boolean)
814
     */
815
    public void setAllActives(boolean active) {
816
        FLayer lyr;
817

    
818
        for (int i = 0; i < layers.size(); i++) {
819
            lyr = ((FLayer) layers.get(i));
820
            lyr.setActive(active);
821

    
822
            if (lyr instanceof LayerCollection) {
823
                ((LayerCollection) lyr).setAllActives(active);
824
            }
825
        }
826
    }
827

    
828
    /*
829
     * (non-Javadoc)
830
     * @see com.iver.cit.gvsig.fmap.layers.layerOperations.LayerCollection#getActives()
831
     */
832
    public FLayer[] getActives() {
833
        List ret = new ArrayList();
834
        LayersIterator it = new LayersIterator(this) {
835

    
836
            public boolean evaluate(FLayer layer) {
837
                return layer.isActive();
838
            }
839

    
840
        };
841

    
842
        while (it.hasNext()) {
843
            ret.add(it.next());
844
        }
845
        return (FLayer[]) ret.toArray(new FLayer[0]);
846
    }
847

    
848
    /*
849
     * (non-Javadoc)
850
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMinScale()
851
     */
852
    public double getMinScale() {
853
        return -1; // La visibilidad o no la controla cada capa
854
        // dentro de una colecci?n
855
    }
856
    /*
857
     * (non-Javadoc)
858
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getMaxScale()
859
     */
860

    
861
    public double getMaxScale() {
862
        return -1;
863
    }
864
    /*
865
     * (non-Javadoc)
866
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setMinScale(double)
867
     */
868

    
869
    public void setMinScale(double minScale) {
870
        for (Iterator iter = layers.iterator(); iter.hasNext();) {
871
            FLayer lyr = (FLayer) iter.next();
872
            lyr.setMinScale(minScale);
873
        }
874
    }
875
    /*
876
     * (non-Javadoc)
877
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setMaxScale(double)
878
     */
879

    
880
    public void setMaxScale(double maxScale) {
881
        for (Iterator iter = layers.iterator(); iter.hasNext();) {
882
            FLayer lyr = (FLayer) iter.next();
883
            lyr.setMinScale(maxScale);
884
        }
885
    }
886
    /*
887
     * (non-Javadoc)
888
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#setActive(boolean)
889
     */
890

    
891
    public void setActive(boolean b) {
892
        super.setActive(b);
893
        for (int i = 0; i < layers.size(); i++) {
894
            ((FLayer) layers.get(i)).setActive(b);
895
        }
896
    }
897
    /* (non-Javadoc)
898
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#addLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
899
     */
900

    
901
    public boolean addLayerListener(LayerListener o) {
902
        for (int i = 0; i < layers.size(); i++) {
903
            ((FLayer) layers.get(i)).addLayerListener(o);
904
        }
905
        return true;
906
    }
907

    
908
    public DynObjectSet getInfo(Point p, double tolerance,
909
            Cancellable cancel) throws LoadLayerException, DataException {
910
        return getInfo(this.getMapContext().getViewPort().convertToMapPoint(p), tolerance);
911
    }
912

    
913
    public DynObjectSet getInfo(Point p, double tolerance, Cancellable cancel,
914
            boolean fast) throws LoadLayerException, DataException {
915
        return getInfo(this.getMapContext().getViewPort().convertToMapPoint(p), tolerance);
916
    }
917

    
918
    public DynObjectSet getInfo(org.gvsig.fmap.geom.primitive.Point p,
919
            double tolerance) throws LoadLayerException, DataException {
920
        int i;
921
        FLayer layer;
922
        List res = new ArrayList();
923
        for (i = 0; i < this.layers.size(); i++) {
924
            layer = (FLayer) layers.get(i);
925
            if (layer instanceof InfoByPoint) {
926
                InfoByPoint queryable_layer = (InfoByPoint) layer;
927
                res.add(queryable_layer.getInfo(p, tolerance));
928
            }
929
        }
930
        DynObjectSet[] innerSets
931
                = (DynObjectSet[]) res.toArray(new DynObjectSet[res.size()]);
932
        return new MultiDynObjectSet(innerSets);
933
    }
934

    
935
    /*
936
     * (non-Javadoc)
937
     * @see com.iver.cit.gvsig.fmap.layers.FLyrDefault#getTocImageIcon()
938
     */
939
    public String getTocImageIcon() {
940
        return "layer-icon-group";
941
    }
942

    
943
    /**
944
     * <p>
945
     * Adds the layer with the information in an XML entity and the specified
946
     * name, to this collection of layers. And returns <code>true</code> if
947
     * there hasn't been errors.</p>
948
     *
949
     * @see CopyOfFLayers#addLayerFromXML(XMLEntity, String)
950
     *
951
     * @param xml tree-node structure with information about layers
952
     * @param name name of the layer to add
953
     * @return <code>true</code> if there were no errors adding the layer,
954
     * <code>false</code> otherwise
955
     *
956
     * @throws LoadLayerException if fails loading this layer.
957
     */
958
    //        public boolean addLayerFromXMLEntity(XMLEntity xml, String name) throws LoadLayerException {
959
    //                fmap.clearErrors();
960
    //                this.addLayerFromXML(xml,name);
961
    //
962
    //                return (fmap.getLayersError().size() == 0);
963
    //
964
    //        }
965
//        /**
966
//         * <p>Adds the layer with the information in an XML entity and the specified name, to this collection of layers.</p>
967
//         *
968
//         * <p>This method really executes the addition, considering the kind of layer (<code>FLyrVect</code>,
969
//         *  <code>FLyrAnnotation</code>, <code>FLyrRaster</code>, a collection of layers (<code>FLayers</code>),
970
//         *  or another kind of layer (<code>FLayer</code>)), and the driver in the layer.</p>
971
//         *
972
//         * @param xml tree-node structure with information about layers
973
//         * @param name name of the layer to add
974
//         *
975
//         * @throws LoadLayerException if fails loading this layer.
976
//         */
977
//        private void addLayerFromXML(XMLEntity xml, String name) throws LoadLayerException {
978
//                FLayer layer = null;
979
//
980
//                try {
981
//                        if (name == null) {
982
//                                name = xml.getName();
983
//                        }
984
//
985
//
986
//                        String className = xml.getStringProperty("className");
987
//                        Class clase = Class.forName(className);
988
//                        layer = (FLayer) clase.newInstance();
989
//                        if (FLayers.class.isAssignableFrom(clase)) {
990
//                                ((FLayers)layer).setMapContext(getMapContext());
991
//                                ((FLayers)layer).setParentLayer(this);
992
//                                //                        layer = new FLayers(getMapContext(),this);
993
//                                layer.setXMLEntity(xml);
994
//                        } else {
995
//                                // Capas Nuevas (externas)
996
//                                layer.setName(name);
997
//                                layer.setXMLEntity(xml);
998
//                                layer.load();
999
//                        }
1000
//
1001
//                        //                //TODO VCN FLyrAnnotation es un parche para no tener que duplicar todo el c?digo de aq? y de los diferentes m?todos de LayerFactory,
1002
//                        //                //ya que los drivers de una FLyrAnnotation no sabemos cual es puede ser cualquier Driver Vectorial.
1003
//                        //                if (className.equals(FLyrVect.class.getName())){// || className.equals(FLyrAnnotation.class.getName())) {
1004
//                        //                        String type = xml.getStringProperty("type");
1005
//                        //                        if ("vectorial".equals(type)){
1006
//                        //                                //String recordsetName = xml.getChild(i).getStringProperty("recordset-name");
1007
//                        //                                IProjection proj = null;
1008
//                        //                                if (xml.contains("proj")) {
1009
//                        //                                        proj = CRSFactory.getCRS(xml.getStringProperty("proj"));
1010
//                        //                                }
1011
//                        //                                else
1012
//                        //                                {
1013
//                        //                                        proj = this.getMapContext().getViewPort().getProjection();
1014
//                        //                                }
1015
//                        //                                if (xml.contains("file")) {
1016
//                        //                                        Driver d;
1017
//                        //                                        try {
1018
//                        //                                                d = LayerFactory.getDM().getDriver(xml.getStringProperty("driverName"));
1019
//                        //                                        } catch (DriverLoadException e1) {
1020
//                        //                                                throw new DriverLayerException(name,e1);
1021
//                        //                                        }
1022
//                        //                                        layer = LayerFactory.createLayer(name, (VectorialFileDriver) d,
1023
//                        //                                                        new File(xml.getStringProperty("file")),
1024
//                        //                                                        proj);
1025
//                        //
1026
//                        //
1027
//                        //                                }
1028
//                        //                                if (xml.contains("db")) {
1029
//                        //
1030
//                        //                                        String driverName = xml.getStringProperty("db");
1031
//                        //                                        IVectorialDatabaseDriver driver;
1032
//                        //                                        try {
1033
//                        //                                                driver = (IVectorialDatabaseDriver) LayerFactory.getDM().getDriver(driverName);
1034
//                        //                                                //Hay que separar la carga de los datos del XMLEntity del load.
1035
//                        //                                                driver.setXMLEntity(xml.getChild(2));
1036
//                        //
1037
//                        //                                                boolean loadOk = false;
1038
//                        //                                                ((DefaultJDBCDriver)driver).load();
1039
//                        //                                                if (((DefaultJDBCDriver)driver).getConnection() != null) {
1040
//                        //                                                        loadOk = true;
1041
//                        //                                                }
1042
//                        //                                                layer = LayerFactory.createDBLayer(driver, name, proj);
1043
//                        //                                                if (!loadOk) {
1044
//                        //                                                        layer.setAvailable(false);
1045
//                        //                                                }
1046
//                        //
1047
//                        //                                        } catch (DriverLoadException e) {
1048
//                        //                                                throw new DriverLayerException(name,e);
1049
//                        //                                        } catch (XMLException e) {
1050
//                        //                                                throw new DriverLayerException(name,e);
1051
//                        //                                        } catch (ReadException e) {
1052
//                        //                                                throw new DriverLayerException(name,e);
1053
//                        //                                        }
1054
//                        //
1055
//                        //                                }
1056
//                        //                                // Clases con algun driver gen?rico creado por otro
1057
//                        //                                // programador
1058
//                        //                                if (xml.contains("other")) {
1059
//                        //
1060
//                        //                                        String driverName = xml.getStringProperty("other");
1061
//                        //                                        VectorialDriver driver = null;
1062
//                        //                                        try {
1063
//                        //                                                driver = (VectorialDriver) LayerFactory.getDM().getDriver(driverName);
1064
//                        //                                        } catch (DriverLoadException e) {
1065
//                        //                                                // Si no existe ese driver, no pasa nada.
1066
//                        //                                                // Puede que el desarrollador no quiera que
1067
//                        //                                                // aparezca en el cuadro de di?logo y ha metido
1068
//                        //                                                // el jar con sus clases en nuestro directorio lib.
1069
//                        //                                                // Intentamos cargar esa clase "a pelo".
1070
//                        //                                                if (xml.getChild(2).contains("className"))
1071
//                        //                                                {
1072
//                        //                                                        String className2 = xml.getChild(2).getStringProperty("className");
1073
//                        //                                                        try {
1074
//                        //                                                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1075
//                        //                                                        } catch (Exception e1) {
1076
//                        //                                                                throw new DriverLayerException(name,e);
1077
//                        //                                                        }
1078
//                        //                                                }
1079
//                        //                                        } catch (NullPointerException npe) {
1080
//                        //                                                // Si no existe ese driver, no pasa nada.
1081
//                        //                                                // Puede que el desarrollador no quiera que
1082
//                        //                                                // aparezca en el cuadro de di?logo y ha metido
1083
//                        //                                                // el jar con sus clases en nuestro directorio lib.
1084
//                        //                                                // Intentamos cargar esa clase "a pelo".
1085
//                        //                                                if (xml.getChild(2).contains("className"))
1086
//                        //                                                {
1087
//                        //                                                        String className2 = xml.getChild(2).getStringProperty("className");
1088
//                        //                                                        try {
1089
//                        //                                                                driver = (VectorialDriver) Class.forName(className2).newInstance();
1090
//                        //                                                        } catch (Exception e1) {
1091
//                        //                                                                throw new DriverLayerException(name,e1);
1092
//                        //                                                        }
1093
//                        //                                                }
1094
//                        //                                        }
1095
//                        //                                        if (driver instanceof IPersistence)
1096
//                        //                                        {
1097
//                        //                                                IPersistence persist = (IPersistence) driver;
1098
//                        //                                                persist.setXMLEntity(xml.getChild(2));
1099
//                        //                                        }
1100
//                        //                                        layer = LayerFactory.createLayer(name, driver, proj);
1101
//                        //                                }
1102
//                        //
1103
//                        //                        }
1104
//                        //
1105
//                        //                        //TODO VCN FLyrAnnotation es un parche para no tener que duplicar todo el c?digo de aq? y de los diferentes m?todos de LayerFactory,
1106
//                        //                        //ya que los drivers de una FLyrAnnotation no sabemos cual es puede ser cualquier Driver Vectorial.
1107
//                        //                        if (className.equals(FLyrAnnotation.class.getName())){
1108
//                        //                                layer=FLyrAnnotation.createLayerFromVect((FLyrVect)layer);
1109
//                        //                        }
1110
//                        //
1111
//                        //
1112
//                        //                        layer.setXMLEntity(xml);
1113
//                        //
1114
//                        //                } else {
1115
//                        //                        Class clase = LayerFactory.getLayerClassForLayerClassName(className);
1116
//                        //                        layer = (FLayer) clase.newInstance();
1117
//                        //                        if (clase.isAssignableFrom(FLayers.class)) {
1118
//                        //                                ((FLayers)layer).setMapContext(getMapContext());
1119
//                        //                                ((FLayers)layer).setParentLayer(this);
1120
//                        ////                                layer = new FLayers(getMapContext(),this);
1121
//                        //                                layer.setXMLEntity(xml);
1122
//                        //                        } else {
1123
//                        //                                // Capas Nuevas (externas)
1124
//                        //                                layer.setName(name);
1125
//                        //                                layer.setXMLEntity(xml);
1126
//                        //                                layer.load();
1127
//                        //                        }
1128
//                        //                }
1129
//                        this.addLayer(layer);
1130
//                        logger.debug("layer: "+ layer.getName() +" loaded");
1131
//                        // Comprobar que la proyecci?n es la misma que la de FMap
1132
//                        // Si no lo es, es una capa que est? reproyectada al vuelo
1133
//                        IProjection proj = layer.getProjection();
1134
//                        if ((proj != null)) {
1135
//                                if (!proj.getFullCode().equals(getMapContext().getProjection().getFullCode()))
1136
//                                {
1137
//                                        ICoordTrans ct = proj.getCT(getMapContext().getProjection());
1138
//                                        // TODO: REVISAR CON LUIS
1139
//                                        // Se lo fijamos a todas, luego cada una que se reproyecte
1140
//                                        // si puede, o que no haga nada
1141
//
1142
//                                        layer.setCoordTrans(ct);
1143
//                                }
1144
//                        }
1145
//                } catch (XMLException e) {
1146
//                        fmap.addLayerError(xml.getStringProperty("name"));
1147
//                        throw new LoadLayerException(name,e);
1148
//                } catch (ClassNotFoundException e) {
1149
//                        fmap.addLayerError(xml.getStringProperty("name"));
1150
//                        throw new LoadLayerException(name,e);
1151
//                } catch (InstantiationException e) {
1152
//                        fmap.addLayerError(xml.getStringProperty("name"));
1153
//                        throw new LoadLayerException(name,e);
1154
//                } catch (IllegalAccessException e) {
1155
//                        fmap.addLayerError(xml.getStringProperty("name"));
1156
//                        throw new LoadLayerException(name,e);
1157
//                } catch (LoadLayerException e){
1158
//                        fmap.addLayerError(xml.getStringProperty("name"));
1159
//                        throw e;
1160
//                }
1161
//        }
1162
    /**
1163
     * <p>
1164
     * Sets the <code>MapContext</code> that contains this layer node.</p>
1165
     *
1166
     * @param mapContext the <code>MapContext</code> that contains this layer
1167
     * node
1168
     */
1169
    public void setMapContext(MapContext mapContext) {
1170
        this.fmap = mapContext;
1171
    }
1172

    
1173
//        /**
1174
//         * <p>Creates a new layer of the same class as the property <i>className</i> of the XML, after, adds the XML entity to that layer
1175
//         *  and loads the layer. Then, adds the layer to this collection of layers, and if there is a projection defined,
1176
//         *  inserts the transformation coordinates to the layer.</p>
1177
//         *
1178
//         * <p>If the new layer is an instance of <code>FLyrVect</code>, and has a label field, creates a label layer on the layer.</p>
1179
//         *
1180
//         * @param xml tree-node structure with information about layers
1181
//         * @param name name of the layer to add
1182
//         */
1183
//        private void addLayerFromXMLNew(XMLEntity xml, String name) {
1184
//                //                FLayer layer = null;
1185
//                //
1186
//                //
1187
//                //                try {
1188
//                //                        String className = xml.getStringProperty("className");
1189
//                //                        Class clazz = Class.forName(className);
1190
//                //                        if (clazz.isAssignableFrom(FLayers.class)) {
1191
//                //                                layer = (FLayer) clazz.newInstance();
1192
//                //                                ((FLayers)layer).setMapContext(getMapContext());
1193
//                //                                ((FLayers)layer).setParentLayer(this);
1194
//                //        //                if (className.equals((FLayers.class.getName()))){
1195
//                //        //                        layer = new FLayers(getMapContext(),this);
1196
//                //                        } else {
1197
//                //        //                        Por compatibilidad
1198
//                //                                if (className.equals(FLyrVect.class.getName())) {
1199
//                //                                        if (xml.contains("file")) {
1200
//                //                                                layer = new FLayerFileVectorial();
1201
//                //                                        } else if (xml.contains("db")) {
1202
//                //                                                try {
1203
//                //                                                        layer = (FLayer)((ExtensionPoint)ExtensionPointsSingleton.getInstance().get("Layers")).create("com.iver.cit.gvsig.fmap.layers.FLayerJDBCVectorial");
1204
//                //                                                } catch (Exception e) {
1205
//                //                                                        throw new XMLException(new Exception("No se tiene registrada la capa de tipo JDBC"));
1206
//                //                                                }
1207
//                //                                                //className = FLayerJDBCVectorial.class.getName();
1208
//                //                                        } else if (xml.contains("other")){
1209
//                //                                                layer = new FLayerGenericVectorial();
1210
//                //                                        } else {
1211
//                //                                                throw new XMLException(new Exception("Capa vectorial de tipo no reconocido"));
1212
//                //                                        }
1213
//                //        //                                Fin por compatibilidad
1214
//                //                                } else {
1215
//                //                                        try {
1216
//                //                                                layer = (FLayer)(((ExtensionPoint)ExtensionPointsSingleton.getInstance().get("Layers")).create(className));
1217
//                //                                        } catch (Exception e) {
1218
//                //                                                //puende que no este registrada como punto de extension
1219
//                //                                                Class clase = Class.forName(className);
1220
//                //                                                layer = (FLayer) clase.newInstance();
1221
//                //                                                // FIXME: Hacemos algo aqui o dejamos que suba el error?
1222
//                //                                        }
1223
//                //                                }
1224
//                //
1225
//                //                        }
1226
//                //                        layer.setXMLEntity(xml);
1227
//                //                        if (name != null) layer.setName(name);
1228
//                //                        layer.load();
1229
//                //
1230
//                //                        this.addLayer(layer);
1231
//                //                        logger.debug("layer: "+ layer.getName() +" loaded");
1232
//                //                        // Comprobar que la proyecci?n es la misma que la de FMap
1233
//                //                        // Si no lo es, es una capa que est? reproyectada al vuelo
1234
//                //                        IProjection proj = layer.getProjection();
1235
//                //                        if ((proj != null))
1236
//                //                                if (proj != getMapContext().getProjection())
1237
//                //                                {
1238
//                //                                        ICoordTrans ct = proj.getCT(getMapContext().getProjection());
1239
//                //                                        // TODO: REVISAR CON LUIS
1240
//                //                                        // Se lo fijamos a todas, luego cada una que se reproyecte
1241
//                //                                        // si puede, o que no haga nada
1242
//                //                                        layer.setCoordTrans(ct);
1243
//                //
1244
//                //                                }
1245
//                //                }catch (Exception e) {
1246
//                //                        fmap.addLayerError(xml.getStringProperty("name"));
1247
//                //                        logger.debug(Messages.getString("could_not_load_layer")+": "+xml.getStringProperty("name") + ".\n"
1248
//                //                                        +Messages.getString("reason")+":", e);
1249
//                //                }
1250
//        }
1251
    public void accept(Visitor visitor) throws BaseException {
1252
        for (int i = 0; i < this.getLayersCount(); i++) {
1253
            FLayer layer = this.getLayer(i);
1254
            try {
1255
                if (layer instanceof LayersVisitable) {
1256
                    ((LayersVisitable) layer).accept(visitor);
1257
                } else {
1258
                    visitor.visit(layer);
1259
                }
1260
            } catch (VisitCanceledException ex) {
1261
                break;
1262
            }
1263
        }
1264
    }
1265

    
1266
    public void accept(LayersVisitor visitor) throws BaseException {
1267
        for (int i = 0; i < this.getLayersCount(); i++) {
1268
            FLayer layer = this.getLayer(i);
1269
            if (layer instanceof LayersVisitable) {
1270
                ((LayersVisitable) layer).accept(visitor);
1271
            } else {
1272
                visitor.visit(layer);
1273
            }
1274
        }
1275
    }
1276

    
1277
    /*
1278
     * (non-Javadoc)
1279
     *
1280
     * @see org.gvsig.metadata.Metadata#getMetadataID()
1281
     */
1282
    public Object getMetadataID() throws MetadataException {
1283
        StringBuffer strb = new StringBuffer();
1284
        strb.append("Layers(");
1285
        strb.append(this.getName());
1286
        strb.append("):{");
1287
        Iterator iter = this.layers.iterator();
1288
        while (iter.hasNext()) {
1289
            strb.append(((FLayer) iter.next()).getMetadataID());
1290
            strb.append(",");
1291
        }
1292
        strb.append("}");
1293
        return strb.toString();
1294

    
1295
    }
1296

    
1297
    /*
1298
     * (non-Javadoc)
1299
     *
1300
     * @see org.gvsig.metadata.Metadata#getMetadataChildren()
1301
     */
1302
    public Set getMetadataChildren() {
1303
        Set ret = new TreeSet();
1304
        Iterator iter = this.layers.iterator();
1305
        while (iter.hasNext()) {
1306
            ret.add(iter.next());
1307
        }
1308
        return ret;
1309
    }
1310

    
1311
    /*
1312
     * (non-Javadoc)
1313
     *
1314
     * @see org.gvsig.metadata.Metadata#getMetadataName()
1315
     */
1316
    public String getMetadataName() throws MetadataException {
1317
        StringBuffer strb = new StringBuffer();
1318
        strb.append("Layer Group '");
1319
        strb.append(this.getName());
1320
        strb.append("': {");
1321
        Iterator iter = this.layers.iterator();
1322
        while (iter.hasNext()) {
1323
            strb.append(((FLayer) iter.next()).getMetadataName());
1324
            strb.append(",");
1325
        }
1326
        strb.append("}");
1327
        return strb.toString();
1328
    }
1329

    
1330
    public void beginDraw(Graphics2D g, ViewPort viewPort) {
1331
        LayerDrawEvent beforeEvent = new LayerDrawEvent(this, g, viewPort, LayerDrawEvent.LAYER_BEFORE_DRAW);
1332
        fmap.fireLayerDrawingEvent(beforeEvent);
1333
    }
1334

    
1335
    public void endDraw(Graphics2D g, ViewPort viewPort) {
1336
        LayerDrawEvent afterEvent = new LayerDrawEvent(this, g, viewPort, LayerDrawEvent.LAYER_AFTER_DRAW);
1337
        fmap.fireLayerDrawingEvent(afterEvent);
1338
    }
1339

    
1340
    public static class RegisterPersistence implements Callable {
1341

    
1342
        public Object call() {
1343

    
1344
            PersistenceManager manager = ToolsLocator.getPersistenceManager();
1345
            DynStruct definition = manager.addDefinition(
1346
                    FLayers.class,
1347
                    "FLayers",
1348
                    "FLayers Persistence definition",
1349
                    null,
1350
                    null
1351
            );
1352
            definition.extend(PersistenceManager.PERSISTENCE_NAMESPACE, "FLyrDefault");
1353

    
1354
            definition.addDynFieldObject("mapContext").setClassOfValue(MapContext.class).setMandatory(true);
1355
            definition.addDynFieldList("layers").setClassOfItems(FLayer.class).setMandatory(true);
1356

    
1357
            return Boolean.TRUE;
1358
        }
1359
    }
1360

    
1361
    protected void doDispose() throws BaseException {
1362
        if (layers != null) {
1363
            for (int i = 0; i < layers.size(); i++) {
1364
                dispose((Disposable) layers.get(i));
1365
            }
1366
        }
1367
    }
1368

    
1369
    public void move(FLayer layer, LayerCollection group, int where, FLayer adjoiningLayer) throws LayerNotFoundInCollectionException {
1370

    
1371
        callLayerRemoving(LayerCollectionEvent.createLayerRemovingEvent(layer));
1372
        group.addLayer(layer, where, adjoiningLayer);
1373
        removeLayer(layer);
1374
        this.updateDrawVersion();
1375
        callLayerRemoved(LayerCollectionEvent.createLayerRemovedEvent(layer));
1376

    
1377
    }
1378

    
1379
    public void join(FLayer layer, LayerCollection group) {
1380
        try {
1381
            layers.remove(layer);
1382
            group.addLayer(layer, END, null);
1383
            this.updateDrawVersion();
1384
        } catch (LayerNotFoundInCollectionException e) {
1385
            throw new MapContextRuntimeException(e);
1386
        }
1387
    }
1388

    
1389
    public void move(FLayer layer, LayerCollection group) {
1390
        try {
1391
            move(layer, group, END, null);
1392
        } catch (LayerNotFoundInCollectionException e) {
1393
            throw new MapContextRuntimeException(e);
1394
        }
1395
    }
1396

    
1397
    public void addLayer(FLayer layer, int where, FLayer adjoiningLayer)
1398
            throws LayerNotFoundInCollectionException {
1399

    
1400
        switch (where) {
1401
            case BEGIN:
1402
                addLayer(0, layer);
1403
                break;
1404
            case BEFORE:
1405
                if (adjoiningLayer != null) {
1406
                    if (this.layers.contains(adjoiningLayer)) {
1407
                        for (int i = 0; i < this.getLayersCount(); i++) {
1408
                            if (adjoiningLayer == this.getLayer(i)) {
1409
                                addLayer(i, layer);
1410
                                break;
1411
                            }
1412
                        }
1413
                    } else {
1414
                        throw new LayerNotFoundInCollectionException(adjoiningLayer, this);
1415
                    }
1416
                } else {
1417
                    addLayer(0, layer);
1418
                }
1419
                break;
1420
            case AFTER:
1421
                if (adjoiningLayer != null) {
1422
                    if (this.layers.contains(adjoiningLayer)) {
1423
                        for (int i = 0; i < this.getLayersCount(); i++) {
1424
                            if (adjoiningLayer == this.getLayer(i)) {
1425
                                addLayer(i + 1, layer);
1426
                                break;
1427
                            }
1428
                        }
1429
                    } else {
1430
                        throw new LayerNotFoundInCollectionException(adjoiningLayer, this);
1431
                    }
1432
                } else {
1433
                    this.addLayer(layer);
1434
                }
1435
                break;
1436
            default: // By default add layer an the end of the collection
1437
                this.addLayer(layer);
1438
                break;
1439
        }
1440

    
1441
    }
1442

    
1443
    public FLayer getFirstActiveLayer() {
1444
        LayersIterator it = new LayersIterator(this) {
1445
            public boolean evaluate(FLayer layer) {
1446
                return layer.isActive();
1447
            }
1448
        };
1449
        if( it.hasNext() ) {
1450
            return (FLayer) it.next();
1451
        }
1452
        return null;
1453
    }
1454
    
1455
    public Iterator iterator() {
1456
        return this.layers.iterator();
1457
    }
1458

    
1459
    public Iterator deepiterator() {
1460
        List layers = toPlainList(this);
1461
        return layers.iterator();
1462
    }
1463
    
1464
    public int size() {
1465
        return this.layers.size();
1466
    }
1467
    
1468
    public Object get(int index) {
1469
        return this.layers.get(index);
1470
    }
1471
    
1472
    public boolean isEmpty() {
1473
        return this.layers.isEmpty();
1474
    }
1475

    
1476
    public boolean contains(Object o) {
1477
        return this.layers.contains(o);
1478
    }
1479

    
1480
    public Object[] toArray() {
1481
        return this.layers.toArray();
1482
    }
1483

    
1484
    public Object[] toArray(Object[] ts) {
1485
        return this.layers.toArray(ts);
1486
    }
1487

    
1488
    public boolean add(Object e) {
1489
        this.addLayer((FLayer) e);
1490
        return true;
1491
    }
1492

    
1493
    public boolean remove(Object o) {
1494
        this.removeLayer((FLayer) o);
1495
        return true;
1496
    }
1497

    
1498
    public boolean containsAll(Collection clctn) {
1499
        return this.layers.containsAll(clctn);
1500
    }
1501

    
1502
    public void add(int i, Object e) {
1503
        this.addLayer(i, (FLayer) e);
1504
    }
1505

    
1506
    public Object remove(int i) {
1507
        FLayer o = this.getLayer(i);
1508
        this.removeLayer(i);
1509
        return o;
1510
    }
1511

    
1512
    public int indexOf(Object o) {
1513
        return this.layers.indexOf(o);
1514
    }
1515

    
1516
    public int lastIndexOf(Object o) {
1517
        return this.layers.lastIndexOf(o);
1518
    }
1519

    
1520
    public ListIterator listIterator() {
1521
        return this.layers.listIterator();
1522
    }
1523

    
1524
    public ListIterator listIterator(int i) {
1525
        return this.layers.listIterator(i);
1526
    }
1527

    
1528
    public List subList(int i, int i1) {
1529
        return this.layers.subList(i, i1);
1530
    }
1531
    
1532
    public boolean addAll(Collection clctn) {
1533
        Iterator it = clctn.iterator();
1534
        while( it.hasNext() ) {
1535
            this.add(it.next());
1536
        }
1537
        return true;
1538
    }
1539

    
1540
    public boolean addAll(int i, Collection clctn) {
1541
        Iterator it = clctn.iterator();
1542
        while( it.hasNext() ) {
1543
            this.add(i,it.next());
1544
        }
1545
        return true;
1546
    }
1547

    
1548
    public boolean removeAll(Collection clctn) {
1549
        Iterator it = clctn.iterator();
1550
        while( it.hasNext() ) {
1551
            this.remove(it.next());
1552
        }
1553
        return true;
1554
    }
1555

    
1556
    public boolean retainAll(Collection clctn) {
1557
        Iterator it = this.layers.iterator();
1558
        while( it.hasNext() ) {
1559
            Object o = it.next();
1560
            if( !clctn.contains(o) ) {
1561
                this.remove(o);
1562
            }
1563
        }
1564
        return true;
1565
    }
1566

    
1567
    public Object set(int i, Object e) {
1568
        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
1569
    }
1570

    
1571
}