root / branches / v2_0_0_prep / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / layers / FLyrDefault.java @ 26225
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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 org.gvsig.fmap.mapcontext.layers; |
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import java.awt.Image; |
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import java.awt.geom.Point2D; |
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import java.net.URI; |
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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 java.util.List; |
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import java.util.Map; |
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import java.util.Set; |
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import javax.swing.ImageIcon; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.crs.CRSFactory; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.mapcontext.MapContext; |
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import org.gvsig.fmap.mapcontext.exceptions.LoadLayerException; |
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import org.gvsig.fmap.mapcontext.exceptions.ReloadLayerException; |
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import org.gvsig.fmap.mapcontext.exceptions.StartEditionLayerException; |
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import org.gvsig.fmap.mapcontext.layers.operations.ComposedLayer; |
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import org.gvsig.fmap.mapcontext.rendering.legend.events.LegendChangedEvent; |
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import org.gvsig.fmap.mapcontext.rendering.legend.events.listeners.LegendListener; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DelegatedDynObject; |
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import org.gvsig.tools.dynobject.DynClass; |
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import org.gvsig.tools.dynobject.DynObject; |
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import org.gvsig.tools.dynobject.exception.DynFieldNotFoundException; |
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import org.gvsig.tools.dynobject.exception.DynMethodException; |
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import org.gvsig.tools.exception.BaseException; |
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import org.slf4j.LoggerFactory; |
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import com.iver.utiles.IPersistence; |
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import com.iver.utiles.XMLEntity; |
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import com.iver.utiles.XMLException; |
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/**
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* <p>Implementation of the common characteristics of all layers: visibility, activation, name, ...</p>
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*
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* <p>Represents the definition of a basic layer, implementing {@link FLayer FLayer}, and new functionality:
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* <ul>
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* <li>Supports transparency.
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* <li>Notification of evens produced using this layer.
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* <li>Can have internal virtual layers.
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* <li>Can have a text layer.
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* <li>Supports an strategy for visit its geometries.
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* <li>Can have an image in the <i>TOC (table of contents)</i> associated to the state of this layer.
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* </ul>
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* </p>
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*
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* <p>Each graphical layer will inherit from this class and adapt to its particular logic and model according
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* its nature.</p>
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*
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* @see FLayer
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* @see FLayerStatus
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*/
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public abstract class FLyrDefault implements FLayer, LayerListener { |
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/**
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* Useful for debug the problems during the implementation.
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*/
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final static private org.slf4j.Logger logger = LoggerFactory.getLogger(FLyrDefault.class); |
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private LayerChangeSupport layerChangeSupport = new LayerChangeSupport(); |
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/**
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* Path to the upper layer which this layer belongs.
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*
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* @see #getParentLayer()
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* @see #setParentLayer(FLayers)
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*/
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private FLayers parentLayer = null; |
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/**
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* A node in the tree of layers. Isn't used.
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*
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* @see #getVirtualLayers()
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* @see #setVirtualLayers(FLayers)
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*/
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// private FLayers virtualLayers = null;
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/**
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* Name for this layer, this also will be a property in the XML entity that
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* represents this layer.
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*
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* @see #getName()
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* @see #setName(String)
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*
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* @deprecated value stored en delegatedDynObject
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*/
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private String namex; |
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/**
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* Projection for this layer.
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*
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* @see #getProjection()
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* @see #setProjection(IProjection)
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*
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* @deprecated value stored en delegatedDynObject
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*/
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private IProjection projectionx;
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/**
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* Transparency level of this layer in the range 0-255. By default 255.
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* 0 --> Transparent
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* 255 --> Opaque
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*
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* @see #getTransparency()
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* @see #setTransparency(int)
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*/
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private int transparency = 255; |
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/**
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* Coordinate transformation.
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*
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* @see #getCoordTrans()
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* @see #setCoordTrans(ICoordTrans)
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*/
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private ICoordTrans ct;
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/**
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* Minimum scale, >= 0 or -1 if not defined. By default -1.
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*
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* @see #getMinScale()
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* @see #setMinScale(double)
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*/
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private double minScale = -1; // -1 indica que no se usa |
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/**
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* Maximum scale, >= 0 or -1 if not defined. By default -1.
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*
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* @see #getMaxScale()
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* @see #setMaxScale(double)
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*/
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private double maxScale = -1; |
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// private boolean isInTOC = true;
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/**
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* Array list with all listeners registered to this layer.
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*
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* @see #getLayerListeners()
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* @see #removeLayerListener(LayerListener)
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* @see #callEditionChanged(LayerEvent)
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*/
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protected ArrayList layerListeners = new ArrayList(); |
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/**
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* Hash table with the extended properties of this layer.
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*
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* @see #getProperty(Object)
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* @see #setProperty(Object, Object)
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* @see #getExtendedProperties()
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*/
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private Hashtable properties = new Hashtable(); |
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//by default, all is active, visible and avalaible
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/**
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* Status of this layer.
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*
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* @see #getFLayerStatus()
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* @see #setFLayerStatus(FLayerStatus)
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* @see #isActive()
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* @see #setActive(boolean)
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* @see #isVisible()
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* @see #setVisible(boolean)
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* @see #visibleRequired()
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* @see #isEditing()
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* @see #setEditing(boolean)
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* @see #isInTOC()
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* @see #isCachingDrawnLayers()
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* @see #setCachingDrawnLayers(boolean)
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* @see #isDirty()
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* @see #setDirty(boolean)
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* @see #isAvailable()
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* @see #setAvailable(boolean)
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* @see #isOk()
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* @see #isWritable()
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* @see #getNumErrors()
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* @see #getError(int)
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* @see #getErrors()
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* @see #addError(BaseException)
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*/
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private FLayerStatus status = new FLayerStatus(); |
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/**
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* Image drawn shown in the TOC according the status of this layer.
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*
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* @see #getTocStatusImage()
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* @see #setTocStatusImage(Image)
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*/
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private Image tocStatusImage; |
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protected DelegatedDynObject delegatedDynObject;
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/**
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* Draw version of the context. It's used for know when de componend has
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* changed any visualization property
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*
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* @see getDrawVersion
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* @see updateDrawVersion
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*/
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private long drawVersion= 0L; |
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public FLyrDefault() {
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this.delegatedDynObject = (DelegatedDynObject) ToolsLocator
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.getDynObjectManager() |
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.createDynObject(FLayer.DYNCLASS_NAME); |
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} |
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/*
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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperty(java.lang.Object)
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*/
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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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/*
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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#setProperty(java.lang.Object, java.lang.Object)
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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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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getExtendedProperties()
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*/
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public Map getExtendedProperties() { |
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return properties;
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} |
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/*
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* (non-Javadoc)
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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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status.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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* (non-Javadoc)
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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 status.active;
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} |
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/*
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* (non-Javadoc)
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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.delegatedDynObject.setDynValue("name", name); |
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callNameChanged(LayerEvent.createNameChangedEvent(this, "name")); |
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} |
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/*
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* (non-Javadoc)
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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 (String) this.delegatedDynObject.getDynValue("name"); |
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} |
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/*
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* (non-Javadoc)
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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 LoadLayerException { |
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} |
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/*
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* (non-Javadoc)
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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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if (status.visible != visibility){
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status.visible = visibility; |
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this.updateDrawVersion();
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// if (this.getMapContext() != null){
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// this.getMapContext().clearAllCachingImageDrawnLayers();
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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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/*
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* (non-Javadoc)
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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 status.visible && status.available;
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} |
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/*
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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getParentLayer()
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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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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#setParentLayer(com.iver.cit.gvsig.fmap.layers.FLayers)
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*/
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public void setParentLayer(FLayers root) { |
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if (this.parentLayer != root){ |
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this.parentLayer = root;
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this.updateDrawVersion();
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} |
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} |
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/**
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* <p>Inserts the projection to this layer.</p>
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*
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* @param proj information about the new projection
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*
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* @see #isReprojectable()
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* @see #reProject(MapControl)
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*/
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public void setProjection(IProjection proj) { |
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IProjection curProj = this.getProjection();
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if (curProj == proj) {
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return;
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} |
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if (curProj != null && curProj.equals(proj)){ |
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return;
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} |
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this.updateDrawVersion();
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this.delegatedDynObject.setDynValue("SRS", 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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/*
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* (non-Javadoc)
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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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if (this.delegatedDynObject.hasDynValue("SRS")) { |
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return null; |
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} |
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return (IProjection) this.delegatedDynObject.getDynValue("SRS"); |
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} |
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/**
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* <p>Changes the projection of this layer.</p>
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* <p>This method will be overloaded in each kind of layer, according its specific nature.</p>
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*
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* @param mapC <code>MapControl</code> instance that will reproject this layer
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*
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* @return <code>true<code> if the layer has been created calling {@link FLayers#addLayer(FLayer) FLayers#addLayer}. But returns <code>false</code>
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* if the load control logic of this layer is in the reprojection method
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*
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* @see #isReprojectable()
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* @see #setProjection(IProjection)
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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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* Returns the transparency level of this layer, in the range 0-255 .
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*
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* @return the transparency level
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*
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* @see #setTransparency(int)
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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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* Inserts the transparency level for this layer, the range allowed is 0-255 .
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*
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* @param trans the transparency level
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*
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* @see #getTransparency()
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*/
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public void setTransparency(int trans) { |
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if (this.transparency != trans){ |
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transparency = trans; |
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this.updateDrawVersion();
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} |
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} |
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/**
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* <p>Returns an entity that represents this layer.</p>
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*
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* <p>This XML entity has elements (properties) that represent and store information about this layer.</p>
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*
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* <p>There are two kinds of information: default properties of this layer, and extended properties (they added that weren't by default)</p>
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*
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* <p> <b>Default properties:</b>
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* <ul>
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* <li> className : name of this class
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* <li> active : if this layer is active or not
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* <li> name : name of this layer
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* <li> minScale : minimum scale of this layer
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* <li> maxScale : maximum scale of this layer
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* <li> visible : if this layer is visible or not
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* <li> proj : the projection of this layer (only if it's defined)
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* <li> transparency : transparency level of this layer
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* <li> isInTOC : if this layer is in the TOC or not
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* </ul>
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* </p>
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*
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* <p> <b>Extended properties:</b> are stored as children of the tree-node returned. There are two kinds of information for a child,
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* according if it's an instance of an <code>String</code> or of an object that implements the interface <code>IPersistance</code>.
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*
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* <ul>
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* <li> <i>Instance of <code>String</code>:</i>
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* <ul>
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* <li> className : name of the class of the object that it's the property
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* <li> value : value of the property
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* <li> layerPropertyName : name of the extended property of the layer
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* </ul>
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* <li> <i>Implements <code>IPersistance</code>:</i>
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* <ul>
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* <li> Information returned by the implementation of the method <code>getXMLEntity</code> of that object
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* <li> className : name of the class of the object (this information could be with the information returned by
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* the method <code>getXMLEntity</code> of that object
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* <li> layerPropertyName : name of the extended property of the layer
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* </ul>
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* <ul>
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* </p>
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*
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* @return an XML entity with information to the current layer
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* @throws XMLException
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* @throws org.gvsig.fmap.mapcontext.layers.XMLException if there is an error obtaining the object.
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*
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* @see #setXMLEntity(XMLEntity)
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* @see #setXMLEntity03(XMLEntity)
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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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xml.putProperty("active", status.active);
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xml.putProperty("name", this.getName()); |
494 |
xml.putProperty("minScale", minScale);
|
495 |
xml.putProperty("maxScale", maxScale);
|
496 |
|
497 |
xml.putProperty("visible", status.visible);
|
498 |
IProjection projection = this.getProjection();
|
499 |
if (projection != null) { |
500 |
xml.putProperty("proj", projection.getFullCode());
|
501 |
} |
502 |
xml.putProperty("transparency", transparency);
|
503 |
xml.putProperty("isInTOC", status.inTOC);
|
504 |
|
505 |
// persist Properties hashTable
|
506 |
Set keyset = properties.keySet();
|
507 |
Iterator keyitr = keyset.iterator();
|
508 |
XMLEntity xmlProperties = new XMLEntity();
|
509 |
xmlProperties.putProperty("tagName", "properties"); |
510 |
while (keyitr.hasNext()) {
|
511 |
String propName = (String)keyitr.next(); |
512 |
Object obj = properties.get(propName);
|
513 |
if (obj instanceof IPersistence) |
514 |
{ |
515 |
IPersistence persistObj = (IPersistence)obj; |
516 |
XMLEntity xmlPropObj = persistObj.getXMLEntity(); |
517 |
// make sure the node contains the class name
|
518 |
if (!xmlPropObj.contains("className")) { |
519 |
try {
|
520 |
String propClassName = persistObj.getClassName();
|
521 |
System.out.println("PROP CLASS NAME "+propClassName); |
522 |
xmlPropObj.putProperty("className", propClassName);
|
523 |
} catch (Exception e) { |
524 |
e.printStackTrace(); |
525 |
} |
526 |
} |
527 |
xmlPropObj.putProperty("layerPropertyName", propName);
|
528 |
xmlProperties.addChild(xmlPropObj); |
529 |
} else if (obj instanceof String) { |
530 |
XMLEntity xmlPropObj = new XMLEntity();
|
531 |
xmlPropObj.putProperty("className", String.class.getName()); |
532 |
xmlPropObj.putProperty("value",(String)obj); |
533 |
xmlPropObj.putProperty("layerPropertyName", propName);
|
534 |
xmlProperties.addChild(xmlPropObj); |
535 |
} |
536 |
} |
537 |
if (xmlProperties.getChildrenCount() > 0) { |
538 |
xml.addChild(xmlProperties); |
539 |
} |
540 |
return xml;
|
541 |
} |
542 |
|
543 |
/**
|
544 |
* <p>Inserts information to this layer.</p>
|
545 |
*
|
546 |
* <p>This XML entity has elements that represent and store information about this layer.</p>
|
547 |
*
|
548 |
* <p>The properties are the same as the described in <code>getXMLEntity()</code>. And the properties
|
549 |
* <i>proj</i>, <i>transparency</i>, <i>isInTOC</i> are optional.</p>
|
550 |
*
|
551 |
* <p>The property <i>numProperties</i> is optional, and only used in old projects.</p>
|
552 |
*
|
553 |
* @see FLyrDefault#getXMLEntity()
|
554 |
*
|
555 |
* @param xml an <code>XMLEntity</code> with the information
|
556 |
*
|
557 |
* @throws org.gvsig.fmap.mapcontext.layers.XMLException if there is an error setting the object.
|
558 |
*
|
559 |
* @see #getXMLEntity()
|
560 |
*/
|
561 |
public void setXMLEntity(XMLEntity xml) throws XMLException { |
562 |
status.active = xml.getBooleanProperty("active");
|
563 |
this.setName(xml.getStringProperty("name")); |
564 |
minScale = xml.getDoubleProperty("minScale");
|
565 |
maxScale = xml.getDoubleProperty("maxScale");
|
566 |
status.visible = xml.getBooleanProperty("visible");
|
567 |
if (xml.contains("proj")) { |
568 |
setProjection(CRSFactory.getCRS(xml.getStringProperty("proj")));
|
569 |
} |
570 |
if (xml.contains("transparency")) { |
571 |
transparency = xml.getIntProperty("transparency");
|
572 |
} |
573 |
if (xml.contains("isInTOC")) { |
574 |
status.inTOC = xml.getBooleanProperty("isInTOC");
|
575 |
} |
576 |
|
577 |
// recreate Properties hashTable
|
578 |
int xmlPropertiesPos = xml.firstIndexOfChild("childName", "properties"); |
579 |
XMLEntity xmlProperties = null;
|
580 |
if (xmlPropertiesPos > -1) { |
581 |
xmlProperties = xml.getChild(xmlPropertiesPos); |
582 |
} |
583 |
|
584 |
if (xmlProperties != null) { |
585 |
|
586 |
int numProps = xmlProperties.getChildrenCount();
|
587 |
Object obj;
|
588 |
String className;
|
589 |
Class classProp;
|
590 |
IPersistence objPersist; |
591 |
for (int iProp=0; iProp<numProps; iProp++) { |
592 |
XMLEntity xmlProp = xmlProperties.getChild(iProp); |
593 |
try {
|
594 |
className = xmlProp.getStringProperty("className");
|
595 |
if (className.equals(String.class.getName())) { |
596 |
obj = xmlProp.getStringProperty("value");
|
597 |
} else {
|
598 |
classProp = Class.forName(className);
|
599 |
obj = classProp.newInstance(); |
600 |
objPersist = (IPersistence)obj; |
601 |
objPersist.setXMLEntity(xmlProp); |
602 |
|
603 |
} |
604 |
String propName = xmlProp.getStringProperty("layerPropertyName"); |
605 |
properties.put(propName, obj); |
606 |
} catch (Exception e) { |
607 |
logger.error("Layer:" + this.getName() |
608 |
+ ": Error loading properties", e);
|
609 |
continue;
|
610 |
} |
611 |
} |
612 |
} |
613 |
this.updateDrawVersion();
|
614 |
} |
615 |
|
616 |
/*
|
617 |
* (non-Javadoc)
|
618 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMapContext()
|
619 |
*/
|
620 |
public MapContext getMapContext() {
|
621 |
if (getParentLayer() != null) { |
622 |
return getParentLayer().getMapContext();
|
623 |
} else {
|
624 |
return null; |
625 |
} |
626 |
} |
627 |
|
628 |
/*
|
629 |
* (non-Javadoc)
|
630 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#addLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
|
631 |
*/
|
632 |
public boolean addLayerListener(LayerListener o) { |
633 |
if (layerListeners.contains(o)) {
|
634 |
return false; |
635 |
} |
636 |
return layerListeners.add(o);
|
637 |
} |
638 |
/*
|
639 |
* (non-Javadoc)
|
640 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getLayerListeners()
|
641 |
*/
|
642 |
public LayerListener[] getLayerListeners() { |
643 |
return (LayerListener[])layerListeners.toArray(new LayerListener[0]); |
644 |
} |
645 |
/*
|
646 |
* (non-Javadoc)
|
647 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#removeLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
|
648 |
*/
|
649 |
public boolean removeLayerListener(LayerListener o) { |
650 |
return layerListeners.remove(o);
|
651 |
} |
652 |
/**
|
653 |
*
|
654 |
*/
|
655 |
private void callDrawValueChanged(LayerEvent e) { |
656 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
657 |
LayerListener listener = (LayerListener) iter.next(); |
658 |
|
659 |
listener.drawValueChanged(e); |
660 |
} |
661 |
} |
662 |
/**
|
663 |
* Called by the method {@linkplain #setName(String)}. Notifies all listeners associated to this layer,
|
664 |
* that its name has changed.
|
665 |
*
|
666 |
* @param e a layer event with the name of the property that has changed
|
667 |
*
|
668 |
* @see #setName(String)
|
669 |
*/
|
670 |
private void callNameChanged(LayerEvent e) { |
671 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
672 |
LayerListener listener = (LayerListener) iter.next(); |
673 |
|
674 |
listener.nameChanged(e); |
675 |
} |
676 |
} |
677 |
|
678 |
/**
|
679 |
* Called by the method {@linkplain #setVisible(boolean)}. Notifies all listeners associated to this layer,
|
680 |
* that its visibility has changed.
|
681 |
*
|
682 |
* @param e a layer event with the name of the property that has changed
|
683 |
*
|
684 |
* @see #setVisible(boolean)
|
685 |
*/
|
686 |
private void callVisibilityChanged(LayerEvent e) { |
687 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
688 |
LayerListener listener = (LayerListener) iter.next(); |
689 |
|
690 |
listener.visibilityChanged(e); |
691 |
} |
692 |
} |
693 |
|
694 |
/**
|
695 |
* Called by the method {@linkplain #setActive(boolean)}. Notifies all listeners associated to this layer,
|
696 |
* that its active state has changed.
|
697 |
*
|
698 |
* @param e a layer event with the name of the property that has changed
|
699 |
*
|
700 |
* @see #setActive(boolean)
|
701 |
*/
|
702 |
private void callActivationChanged(LayerEvent e) { |
703 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
704 |
LayerListener listener = (LayerListener) iter.next(); |
705 |
|
706 |
listener.activationChanged(e); |
707 |
} |
708 |
} |
709 |
|
710 |
/**
|
711 |
* Returns the virtual layers associated to this layer.
|
712 |
*
|
713 |
* @return a node with the layers
|
714 |
*
|
715 |
* @see #setVirtualLayers(FLayers)
|
716 |
*/
|
717 |
// public FLayers getVirtualLayers() {
|
718 |
// return virtualLayers;
|
719 |
// }
|
720 |
|
721 |
/**
|
722 |
* Inserts virtual layers to this layer.
|
723 |
*
|
724 |
* @param virtualLayers a node with the layers
|
725 |
*
|
726 |
* @see #getVirtualLayers()
|
727 |
*/
|
728 |
// public void setVirtualLayers(FLayers virtualLayers) {
|
729 |
// this.virtualLayers = virtualLayers;
|
730 |
// }
|
731 |
|
732 |
/**
|
733 |
* Sets transformation coordinates for this layer.
|
734 |
*
|
735 |
* @param ct an object that implements the <code>ICoordTrans</code> interface, and with the transformation coordinates
|
736 |
*
|
737 |
* @see #getCoordTrans()
|
738 |
*/
|
739 |
public void setCoordTrans(ICoordTrans ct) { |
740 |
if (this.ct == ct){ |
741 |
return;
|
742 |
} |
743 |
if (this.ct != null && this.ct.equals(ct)){ |
744 |
return;
|
745 |
} |
746 |
this.ct = ct;
|
747 |
this.updateDrawVersion();
|
748 |
} |
749 |
|
750 |
/**
|
751 |
* Returns the transformation coordinates of this layer.
|
752 |
*
|
753 |
* @return an object that implements the <code>ICoordTrans</code> interface, and with the transformation coordinates
|
754 |
*
|
755 |
* @see #setCoordTrans(ICoordTrans)
|
756 |
*/
|
757 |
public ICoordTrans getCoordTrans() {
|
758 |
return ct;
|
759 |
} |
760 |
|
761 |
/**
|
762 |
* <p>Method called by {@link FLayers FLayers} to notify this layer that is going to be added.
|
763 |
* This previous notification is useful for the layers that need do something before being added. For
|
764 |
* example, the raster needs reopen a file that could have been closed recently.</p>
|
765 |
*/
|
766 |
public void wakeUp() throws LoadLayerException { |
767 |
} |
768 |
/*
|
769 |
* (non-Javadoc)
|
770 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMinScale()
|
771 |
*/
|
772 |
public double getMinScale() { |
773 |
return minScale;
|
774 |
} |
775 |
|
776 |
/*
|
777 |
* (non-Javadoc)
|
778 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMaxScale()
|
779 |
*/
|
780 |
public double getMaxScale() { |
781 |
return maxScale;
|
782 |
} |
783 |
/*
|
784 |
* (non-Javadoc)
|
785 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setMinScale(double)
|
786 |
*/
|
787 |
public void setMinScale(double minScale) { |
788 |
if (this.minScale != minScale){ |
789 |
this.minScale = minScale;
|
790 |
this.updateDrawVersion();
|
791 |
} |
792 |
} |
793 |
/*
|
794 |
* (non-Javadoc)
|
795 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setMaxScale(double)
|
796 |
*/
|
797 |
public void setMaxScale(double maxScale) { |
798 |
if (this.maxScale != maxScale){ |
799 |
this.maxScale = maxScale;
|
800 |
this.updateDrawVersion();
|
801 |
} |
802 |
} |
803 |
/*
|
804 |
* (non-Javadoc)
|
805 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isWithinScale(double)
|
806 |
*/
|
807 |
public boolean isWithinScale(double scale) { |
808 |
|
809 |
boolean bVisible = true; |
810 |
if (getMinScale() != -1) { |
811 |
if (scale < getMinScale()){
|
812 |
bVisible = false;
|
813 |
} |
814 |
} |
815 |
if (getMaxScale() != -1) { |
816 |
if (scale > getMaxScale()) {
|
817 |
bVisible = false;
|
818 |
} |
819 |
} |
820 |
|
821 |
return bVisible;
|
822 |
} |
823 |
/*
|
824 |
* (non-Javadoc)
|
825 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setEditing(boolean)
|
826 |
*/
|
827 |
public void setEditing(boolean b) throws StartEditionLayerException { |
828 |
status.editing = b; |
829 |
} |
830 |
/**
|
831 |
* Called by some version of the method {@linkplain #setEditing(boolean)} overwritten. Notifies
|
832 |
* all listeners associated to this layer, that its edition state has changed.
|
833 |
*
|
834 |
* @param e a layer event with the name of the property that has changed
|
835 |
*
|
836 |
* @see #setEditing(boolean)
|
837 |
*/
|
838 |
protected void callEditionChanged(LayerEvent e) { |
839 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
840 |
LayerListener listener = (LayerListener) iter.next(); |
841 |
|
842 |
listener.editionChanged(e); |
843 |
} |
844 |
} |
845 |
/*
|
846 |
* (non-Javadoc)
|
847 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isEditing()
|
848 |
*/
|
849 |
public boolean isEditing() { |
850 |
return status.editing;
|
851 |
} |
852 |
/*
|
853 |
* (non-Javadoc)
|
854 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getTocImageIcon()
|
855 |
*/
|
856 |
public ImageIcon getTocImageIcon() { |
857 |
return null; |
858 |
} |
859 |
/*
|
860 |
* (non-Javadoc)
|
861 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isInTOC()
|
862 |
*/
|
863 |
public boolean isInTOC() { |
864 |
return status.inTOC;
|
865 |
} |
866 |
/*
|
867 |
* (non-Javadoc)
|
868 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setInTOC(boolean)
|
869 |
*/
|
870 |
public void setInTOC(boolean b) { |
871 |
status.inTOC=b; |
872 |
} |
873 |
/*
|
874 |
* (non-Javadoc)
|
875 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isAvailable()
|
876 |
*/
|
877 |
public boolean isAvailable() { |
878 |
return status.available;
|
879 |
} |
880 |
/*
|
881 |
* (non-Javadoc)
|
882 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setAvailable(boolean)
|
883 |
*/
|
884 |
public void setAvailable(boolean available) { |
885 |
if (status.available != available){
|
886 |
status.available = available; |
887 |
this.updateDrawVersion();
|
888 |
} |
889 |
} |
890 |
/*
|
891 |
* (non-Javadoc)
|
892 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#reload()
|
893 |
*/
|
894 |
public void reload() throws ReloadLayerException { |
895 |
this.setAvailable(true); |
896 |
} |
897 |
|
898 |
/*
|
899 |
* (non-Javadoc)
|
900 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getFLayerStatus()
|
901 |
*/
|
902 |
public FLayerStatus getFLayerStatus(){
|
903 |
return status.cloneStatus();
|
904 |
} |
905 |
/*
|
906 |
* (non-Javadoc)
|
907 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setFLayerStatus(com.iver.cit.gvsig.fmap.layers.FLayerStatus)
|
908 |
*/
|
909 |
public void setFLayerStatus(FLayerStatus status){ |
910 |
if (!this.status.equals(status)){ |
911 |
this.status = status;
|
912 |
this.updateDrawVersion();
|
913 |
} |
914 |
} |
915 |
|
916 |
/*
|
917 |
* (non-Javadoc)
|
918 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isOk()
|
919 |
*/
|
920 |
|
921 |
public boolean isOk(){ |
922 |
return status.isOk();
|
923 |
} |
924 |
/*
|
925 |
* (non-Javadoc)
|
926 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getNumErrors()
|
927 |
*/
|
928 |
public int getNumErrors(){ |
929 |
return status.getNumErrors();
|
930 |
} |
931 |
|
932 |
/*
|
933 |
* (non-Javadoc)
|
934 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getError(int)
|
935 |
*/
|
936 |
public BaseException getError(int i){ |
937 |
return status.getError(i);
|
938 |
} |
939 |
/*
|
940 |
* (non-Javadoc)
|
941 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getErrors()
|
942 |
*/
|
943 |
public List getErrors(){ |
944 |
return status.getErrors();
|
945 |
} |
946 |
|
947 |
/*
|
948 |
* (non-Javadoc)
|
949 |
*
|
950 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#addError(BaseException)
|
951 |
*/
|
952 |
public void addError(BaseException exception){ |
953 |
status.addLayerError(exception); |
954 |
} |
955 |
/*
|
956 |
* (non-Javadoc)
|
957 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#visibleRequired()
|
958 |
*/
|
959 |
public boolean visibleRequired() { |
960 |
return status.visible;
|
961 |
} |
962 |
/*
|
963 |
* (non-Javadoc)
|
964 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getInfoString()
|
965 |
*/
|
966 |
public String getInfoString() { |
967 |
return null; |
968 |
} |
969 |
/*
|
970 |
* (non-Javadoc)
|
971 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isWritable()
|
972 |
*/
|
973 |
public boolean isWritable() { |
974 |
return status.writable;
|
975 |
} |
976 |
|
977 |
/*
|
978 |
* (non-Javadoc)
|
979 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#cloneLayer()
|
980 |
*/
|
981 |
public FLayer cloneLayer() throws Exception { |
982 |
return this; |
983 |
} |
984 |
/*
|
985 |
* (non-Javadoc)
|
986 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getTocStatusImage()
|
987 |
*/
|
988 |
public Image getTocStatusImage() { |
989 |
return tocStatusImage;
|
990 |
} |
991 |
|
992 |
/**
|
993 |
* Inserts the image icon that will be shown in the TOC next to this layer, according its status.
|
994 |
*
|
995 |
* @param tocStatusImage the image
|
996 |
*
|
997 |
* @see #getTocStatusImage()
|
998 |
*/
|
999 |
public void setTocStatusImage(Image tocStatusImage) { |
1000 |
this.tocStatusImage = tocStatusImage;
|
1001 |
logger.debug("setTocStatusImage " + tocStatusImage + " sobre capa " + this.getName()); |
1002 |
} |
1003 |
/*
|
1004 |
* (non-Javadoc)
|
1005 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#newComposedLayer()
|
1006 |
*/
|
1007 |
public ComposedLayer newComposedLayer() {
|
1008 |
return null; |
1009 |
} |
1010 |
|
1011 |
/*
|
1012 |
* (non-Javadoc)
|
1013 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#allowLinks()
|
1014 |
*/
|
1015 |
public boolean allowLinks() |
1016 |
{ |
1017 |
return false; |
1018 |
} |
1019 |
|
1020 |
/*
|
1021 |
* (non-Javadoc)
|
1022 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getLinkProperties()
|
1023 |
*/
|
1024 |
public AbstractLinkProperties getLinkProperties()
|
1025 |
{ |
1026 |
return null; |
1027 |
} |
1028 |
|
1029 |
/*
|
1030 |
* (non-Javadoc)
|
1031 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getLink(java.awt.geom.Point2D, double)
|
1032 |
*/
|
1033 |
public URI[] getLink(Point2D point, double tolerance) throws ReadException{ |
1034 |
return null; |
1035 |
} |
1036 |
|
1037 |
/**
|
1038 |
* @see LayerChangeSupport#addLayerListener(LegendListener)
|
1039 |
*/
|
1040 |
public void addLegendListener(LegendListener listener) { |
1041 |
layerChangeSupport.addLayerListener(listener); |
1042 |
} |
1043 |
|
1044 |
/**
|
1045 |
* @see LayerChangeSupport#callLegendChanged(LegendChangedEvent)
|
1046 |
*/
|
1047 |
protected void callLegendChanged(LegendChangedEvent e) { |
1048 |
layerChangeSupport.callLegendChanged(e); |
1049 |
if(parentLayer != null) { |
1050 |
parentLayer.callLegendChanged(e); |
1051 |
} |
1052 |
} |
1053 |
|
1054 |
/**
|
1055 |
* @see LayerChangeSupport#removeLayerListener(LegendListener)
|
1056 |
*/
|
1057 |
public void removeLegendListener(LegendListener listener) { |
1058 |
layerChangeSupport.removeLayerListener(listener); |
1059 |
} |
1060 |
public String getClassName() { |
1061 |
return this.getClass().getName(); |
1062 |
} |
1063 |
|
1064 |
public void delegate(DynObject dynObject) { |
1065 |
this.delegatedDynObject.delegate(dynObject);
|
1066 |
} |
1067 |
|
1068 |
public DynClass getDynClass() {
|
1069 |
return this.delegatedDynObject.getDynClass(); |
1070 |
} |
1071 |
|
1072 |
public Object getDynValue(String name) throws DynFieldNotFoundException { |
1073 |
return this.delegatedDynObject.getDynValue(name); |
1074 |
} |
1075 |
|
1076 |
public boolean hasDynValue(String name) { |
1077 |
return this.delegatedDynObject.hasDynValue(name); |
1078 |
} |
1079 |
|
1080 |
public void implement(DynClass dynClass) { |
1081 |
this.delegatedDynObject.implement(dynClass);
|
1082 |
} |
1083 |
|
1084 |
public Object invokeDynMethod(int code, DynObject context) |
1085 |
throws DynMethodException {
|
1086 |
return this.delegatedDynObject.invokeDynMethod(this, code, context); |
1087 |
} |
1088 |
|
1089 |
public Object invokeDynMethod(String name, DynObject context) |
1090 |
throws DynMethodException {
|
1091 |
return this.delegatedDynObject.invokeDynMethod(this, name, context); |
1092 |
} |
1093 |
|
1094 |
public void setDynValue(String name, Object value) |
1095 |
throws DynFieldNotFoundException {
|
1096 |
this.delegatedDynObject.setDynValue(name, value);
|
1097 |
} |
1098 |
|
1099 |
public long getDrawVersion() { |
1100 |
return this.drawVersion; |
1101 |
} |
1102 |
|
1103 |
protected void updateDrawVersion(){ |
1104 |
this.drawVersion++;
|
1105 |
this.callDrawValueChanged(LayerEvent.createDrawValuesChangedEvent(this, "")); |
1106 |
if (this.parentLayer != null){ |
1107 |
this.parentLayer.updateDrawVersion();
|
1108 |
} |
1109 |
} |
1110 |
|
1111 |
public boolean hasChangedForDrawing(long value){ |
1112 |
return this.drawVersion > value; |
1113 |
} |
1114 |
|
1115 |
public void activationChanged(LayerEvent e) { |
1116 |
} |
1117 |
|
1118 |
public void drawValueChanged(LayerEvent e) { |
1119 |
this.updateDrawVersion();
|
1120 |
} |
1121 |
|
1122 |
public void editionChanged(LayerEvent e) { |
1123 |
|
1124 |
} |
1125 |
|
1126 |
public void nameChanged(LayerEvent e) { |
1127 |
|
1128 |
} |
1129 |
|
1130 |
public void visibilityChanged(LayerEvent e) { |
1131 |
|
1132 |
} |
1133 |
|
1134 |
|
1135 |
} |