svn-gvsig-desktop / branches / v2_0_0_prep / libraries / libFMap_mapcontext / src / org / gvsig / fmap / mapcontext / layers / FLyrDefault.java @ 38581
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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 org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.gvsig.fmap.dal.DataTypes; |
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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.MapContextLocator; |
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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.metadata.MetadataContainer; |
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import org.gvsig.metadata.MetadataLocator; |
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import org.gvsig.metadata.MetadataManager; |
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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.impl.AbstractDisposable; |
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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.DynStruct; |
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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.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.slf4j.LoggerFactory; |
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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 extends AbstractDisposable implements FLayer, |
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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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* 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 Map 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 MetadataContainer metadataContainer;
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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(MetadataContainer metadataContainer) {
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this.metadataContainer = metadataContainer;
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} |
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public FLyrDefault() {
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this(MetadataLocator
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.getMetadataManager() |
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.createMetadataContainer(FLayer.METADATA_DEFINITION_NAME) |
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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#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.metadataContainer.setDynValue(METADATA_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.metadataContainer.getDynValue(METADATA_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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MetadataManager manager = MetadataLocator.getMetadataManager(); |
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try {
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manager.loadMetadata(this);
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} catch (MetadataException e) {
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throw new LoadLayerException("Can't load metadata." , e ); |
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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#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.metadataContainer.setDynValue(METADATA_CRS, 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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return (IProjection) this.metadataContainer.getDynValue(METADATA_CRS); |
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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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/*
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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMapContext()
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*/
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public MapContext getMapContext() {
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if (getParentLayer() != null) { |
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return getParentLayer().getMapContext();
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} else {
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return null; |
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} |
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} |
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|
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/*
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* (non-Javadoc)
|
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#addLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
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*/
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public boolean addLayerListener(LayerListener o) { |
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if (layerListeners.contains(o)) {
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return false; |
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} |
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return layerListeners.add(o);
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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#getLayerListeners()
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*/
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public LayerListener[] getLayerListeners() { |
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return (LayerListener[])layerListeners.toArray(new LayerListener[0]); |
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} |
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/*
|
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* (non-Javadoc)
|
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#removeLayerListener(com.iver.cit.gvsig.fmap.layers.LayerListener)
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*/
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public boolean removeLayerListener(LayerListener o) { |
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return layerListeners.remove(o);
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} |
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/**
|
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*
|
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*/
|
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private void callDrawValueChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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listener.drawValueChanged(e); |
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} |
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} |
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/**
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* Called by the method {@linkplain #setName(String)}. Notifies all listeners associated to this layer,
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* that its name has changed.
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*
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* @param e a layer event with the name of the property that has changed
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*
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* @see #setName(String)
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*/
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private void callNameChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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listener.nameChanged(e); |
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} |
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} |
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|
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/**
|
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* Called by the method {@linkplain #setVisible(boolean)}. Notifies all listeners associated to this layer,
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* that its visibility has changed.
|
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*
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* @param e a layer event with the name of the property that has changed
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*
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* @see #setVisible(boolean)
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*/
|
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private void callVisibilityChanged(LayerEvent e) { |
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for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
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LayerListener listener = (LayerListener) iter.next(); |
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listener.visibilityChanged(e); |
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} |
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} |
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|
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/**
|
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* Called by the method {@linkplain #setActive(boolean)}. Notifies all listeners associated to this layer,
|
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* that its active state has changed.
|
509 |
*
|
510 |
* @param e a layer event with the name of the property that has changed
|
511 |
*
|
512 |
* @see #setActive(boolean)
|
513 |
*/
|
514 |
private void callActivationChanged(LayerEvent e) { |
515 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
516 |
LayerListener listener = (LayerListener) iter.next(); |
517 |
|
518 |
listener.activationChanged(e); |
519 |
} |
520 |
} |
521 |
|
522 |
/**
|
523 |
* Returns the virtual layers associated to this layer.
|
524 |
*
|
525 |
* @return a node with the layers
|
526 |
*
|
527 |
* @see #setVirtualLayers(FLayers)
|
528 |
*/
|
529 |
// public FLayers getVirtualLayers() {
|
530 |
// return virtualLayers;
|
531 |
// }
|
532 |
|
533 |
/**
|
534 |
* Inserts virtual layers to this layer.
|
535 |
*
|
536 |
* @param virtualLayers a node with the layers
|
537 |
*
|
538 |
* @see #getVirtualLayers()
|
539 |
*/
|
540 |
// public void setVirtualLayers(FLayers virtualLayers) {
|
541 |
// this.virtualLayers = virtualLayers;
|
542 |
// }
|
543 |
|
544 |
/**
|
545 |
* Sets transformation coordinates for this layer.
|
546 |
*
|
547 |
* @param ct an object that implements the <code>ICoordTrans</code> interface, and with the transformation coordinates
|
548 |
*
|
549 |
* @see #getCoordTrans()
|
550 |
*/
|
551 |
public void setCoordTrans(ICoordTrans ct) { |
552 |
if (this.ct == ct){ |
553 |
return;
|
554 |
} |
555 |
if (this.ct != null && this.ct.equals(ct)){ |
556 |
return;
|
557 |
} |
558 |
this.ct = ct;
|
559 |
this.updateDrawVersion();
|
560 |
} |
561 |
|
562 |
/**
|
563 |
* Returns the transformation coordinates of this layer.
|
564 |
*
|
565 |
* @return an object that implements the <code>ICoordTrans</code> interface, and with the transformation coordinates
|
566 |
*
|
567 |
* @see #setCoordTrans(ICoordTrans)
|
568 |
*/
|
569 |
public ICoordTrans getCoordTrans() {
|
570 |
return ct;
|
571 |
} |
572 |
|
573 |
/**
|
574 |
* <p>Method called by {@link FLayers FLayers} to notify this layer that is going to be added.
|
575 |
* This previous notification is useful for the layers that need do something before being added. For
|
576 |
* example, the raster needs reopen a file that could have been closed recently.</p>
|
577 |
*/
|
578 |
public void wakeUp() throws LoadLayerException { |
579 |
} |
580 |
/*
|
581 |
* (non-Javadoc)
|
582 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMinScale()
|
583 |
*/
|
584 |
public double getMinScale() { |
585 |
return minScale;
|
586 |
} |
587 |
|
588 |
/*
|
589 |
* (non-Javadoc)
|
590 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getMaxScale()
|
591 |
*/
|
592 |
public double getMaxScale() { |
593 |
return maxScale;
|
594 |
} |
595 |
/*
|
596 |
* (non-Javadoc)
|
597 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setMinScale(double)
|
598 |
*/
|
599 |
public void setMinScale(double minScale) { |
600 |
if (this.minScale != minScale){ |
601 |
this.minScale = minScale;
|
602 |
this.updateDrawVersion();
|
603 |
} |
604 |
} |
605 |
/*
|
606 |
* (non-Javadoc)
|
607 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setMaxScale(double)
|
608 |
*/
|
609 |
public void setMaxScale(double maxScale) { |
610 |
if (this.maxScale != maxScale){ |
611 |
this.maxScale = maxScale;
|
612 |
this.updateDrawVersion();
|
613 |
} |
614 |
} |
615 |
/*
|
616 |
* (non-Javadoc)
|
617 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isWithinScale(double)
|
618 |
*/
|
619 |
public boolean isWithinScale(double scale) { |
620 |
|
621 |
boolean bVisible = true; |
622 |
if (getMinScale() != -1) { |
623 |
if (scale < getMinScale()){
|
624 |
bVisible = false;
|
625 |
} |
626 |
} |
627 |
if (getMaxScale() != -1) { |
628 |
if (scale > getMaxScale()) {
|
629 |
bVisible = false;
|
630 |
} |
631 |
} |
632 |
|
633 |
return bVisible;
|
634 |
} |
635 |
/*
|
636 |
* (non-Javadoc)
|
637 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setEditing(boolean)
|
638 |
*/
|
639 |
public void setEditing(boolean b) throws StartEditionLayerException { |
640 |
status.editing = b; |
641 |
} |
642 |
/**
|
643 |
* Called by some version of the method {@linkplain #setEditing(boolean)} overwritten. Notifies
|
644 |
* all listeners associated to this layer, that its edition state has changed.
|
645 |
*
|
646 |
* @param e a layer event with the name of the property that has changed
|
647 |
*
|
648 |
* @see #setEditing(boolean)
|
649 |
*/
|
650 |
protected void callEditionChanged(LayerEvent e) { |
651 |
for (Iterator iter = layerListeners.iterator(); iter.hasNext();) { |
652 |
LayerListener listener = (LayerListener) iter.next(); |
653 |
|
654 |
listener.editionChanged(e); |
655 |
} |
656 |
} |
657 |
/*
|
658 |
* (non-Javadoc)
|
659 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isEditing()
|
660 |
*/
|
661 |
public boolean isEditing() { |
662 |
return status.editing;
|
663 |
} |
664 |
/*
|
665 |
* (non-Javadoc)
|
666 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getTocImageIcon()
|
667 |
*/
|
668 |
public String getTocImageIcon() { |
669 |
return "layer-icon"; |
670 |
} |
671 |
|
672 |
/*
|
673 |
* (non-Javadoc)
|
674 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isInTOC()
|
675 |
*/
|
676 |
public boolean isInTOC() { |
677 |
return status.inTOC;
|
678 |
} |
679 |
/*
|
680 |
* (non-Javadoc)
|
681 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setInTOC(boolean)
|
682 |
*/
|
683 |
public void setInTOC(boolean b) { |
684 |
status.inTOC=b; |
685 |
} |
686 |
/*
|
687 |
* (non-Javadoc)
|
688 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isAvailable()
|
689 |
*/
|
690 |
public boolean isAvailable() { |
691 |
return status.available;
|
692 |
} |
693 |
/*
|
694 |
* (non-Javadoc)
|
695 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setAvailable(boolean)
|
696 |
*/
|
697 |
public void setAvailable(boolean available) { |
698 |
if (status.available != available){
|
699 |
status.available = available; |
700 |
this.updateDrawVersion();
|
701 |
} |
702 |
} |
703 |
/*
|
704 |
* (non-Javadoc)
|
705 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#reload()
|
706 |
*/
|
707 |
public void reload() throws ReloadLayerException { |
708 |
this.setAvailable(true); |
709 |
} |
710 |
|
711 |
/*
|
712 |
* (non-Javadoc)
|
713 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getFLayerStatus()
|
714 |
*/
|
715 |
public FLayerStatus getFLayerStatus(){
|
716 |
return status.cloneStatus();
|
717 |
} |
718 |
/*
|
719 |
* (non-Javadoc)
|
720 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#setFLayerStatus(com.iver.cit.gvsig.fmap.layers.FLayerStatus)
|
721 |
*/
|
722 |
public void setFLayerStatus(FLayerStatus status){ |
723 |
if (!this.status.equals(status)){ |
724 |
this.status = status;
|
725 |
this.updateDrawVersion();
|
726 |
} |
727 |
} |
728 |
|
729 |
/*
|
730 |
* (non-Javadoc)
|
731 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isOk()
|
732 |
*/
|
733 |
|
734 |
public boolean isOk(){ |
735 |
return status.isOk();
|
736 |
} |
737 |
/*
|
738 |
* (non-Javadoc)
|
739 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getNumErrors()
|
740 |
*/
|
741 |
public int getNumErrors(){ |
742 |
return status.getNumErrors();
|
743 |
} |
744 |
|
745 |
/*
|
746 |
* (non-Javadoc)
|
747 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getError(int)
|
748 |
*/
|
749 |
public BaseException getError(int i){ |
750 |
return status.getError(i);
|
751 |
} |
752 |
/*
|
753 |
* (non-Javadoc)
|
754 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getErrors()
|
755 |
*/
|
756 |
public List getErrors(){ |
757 |
return status.getErrors();
|
758 |
} |
759 |
|
760 |
/*
|
761 |
* (non-Javadoc)
|
762 |
*
|
763 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#addError(BaseException)
|
764 |
*/
|
765 |
public void addError(BaseException exception){ |
766 |
status.addLayerError(exception); |
767 |
} |
768 |
/*
|
769 |
* (non-Javadoc)
|
770 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#visibleRequired()
|
771 |
*/
|
772 |
public boolean visibleRequired() { |
773 |
return status.visible;
|
774 |
} |
775 |
/*
|
776 |
* (non-Javadoc)
|
777 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getInfoString()
|
778 |
*/
|
779 |
public String getInfoString() { |
780 |
return null; |
781 |
} |
782 |
/*
|
783 |
* (non-Javadoc)
|
784 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#isWritable()
|
785 |
*/
|
786 |
public boolean isWritable() { |
787 |
return status.writable;
|
788 |
} |
789 |
|
790 |
/*
|
791 |
* (non-Javadoc)
|
792 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#cloneLayer()
|
793 |
*/
|
794 |
public FLayer cloneLayer() throws Exception { |
795 |
return this; |
796 |
} |
797 |
/*
|
798 |
* (non-Javadoc)
|
799 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getTocStatusImage()
|
800 |
*/
|
801 |
public Image getTocStatusImage() { |
802 |
return tocStatusImage;
|
803 |
} |
804 |
|
805 |
/**
|
806 |
* Inserts the image icon that will be shown in the TOC next to this layer, according its status.
|
807 |
*
|
808 |
* @param tocStatusImage the image
|
809 |
*
|
810 |
* @see #getTocStatusImage()
|
811 |
*/
|
812 |
public void setTocStatusImage(Image tocStatusImage) { |
813 |
this.tocStatusImage = tocStatusImage;
|
814 |
logger.debug("setTocStatusImage " + tocStatusImage + " sobre capa " + this.getName()); |
815 |
} |
816 |
/*
|
817 |
* (non-Javadoc)
|
818 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#newComposedLayer()
|
819 |
*/
|
820 |
public ComposedLayer newComposedLayer() {
|
821 |
return null; |
822 |
} |
823 |
|
824 |
/*
|
825 |
* (non-Javadoc)
|
826 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#allowLinks()
|
827 |
*/
|
828 |
public boolean allowLinks() |
829 |
{ |
830 |
return false; |
831 |
} |
832 |
|
833 |
/*
|
834 |
* (non-Javadoc)
|
835 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getLinkProperties()
|
836 |
*/
|
837 |
public AbstractLinkProperties getLinkProperties()
|
838 |
{ |
839 |
return null; |
840 |
} |
841 |
|
842 |
/*
|
843 |
* (non-Javadoc)
|
844 |
* @see com.iver.cit.gvsig.fmap.layers.FLayer#getLink(java.awt.geom.Point2D, double)
|
845 |
*/
|
846 |
public URI[] getLink(Point2D point, double tolerance) throws ReadException{ |
847 |
return null; |
848 |
} |
849 |
|
850 |
/**
|
851 |
* @see LayerChangeSupport#addLayerListener(LegendListener)
|
852 |
*/
|
853 |
public void addLegendListener(LegendListener listener) { |
854 |
layerChangeSupport.addLayerListener(listener); |
855 |
} |
856 |
|
857 |
/**
|
858 |
* @see LayerChangeSupport#callLegendChanged(LegendChangedEvent)
|
859 |
*/
|
860 |
protected void callLegendChanged(LegendChangedEvent e) { |
861 |
layerChangeSupport.callLegendChanged(e); |
862 |
if(parentLayer != null) { |
863 |
parentLayer.callLegendChanged(e); |
864 |
} |
865 |
} |
866 |
|
867 |
/**
|
868 |
* @see LayerChangeSupport#removeLayerListener(LegendListener)
|
869 |
*/
|
870 |
public void removeLegendListener(LegendListener listener) { |
871 |
layerChangeSupport.removeLayerListener(listener); |
872 |
} |
873 |
public String getClassName() { |
874 |
return this.getClass().getName(); |
875 |
} |
876 |
|
877 |
public void delegate(DynObject dynObject) { |
878 |
this.metadataContainer.delegate(dynObject);
|
879 |
} |
880 |
|
881 |
public DynClass getDynClass() {
|
882 |
return this.metadataContainer.getDynClass(); |
883 |
} |
884 |
|
885 |
public Object getDynValue(String name) throws DynFieldNotFoundException { |
886 |
return this.metadataContainer.getDynValue(name); |
887 |
} |
888 |
|
889 |
public boolean hasDynValue(String name) { |
890 |
return this.metadataContainer.hasDynValue(name); |
891 |
} |
892 |
|
893 |
public void implement(DynClass dynClass) { |
894 |
this.metadataContainer.implement(dynClass);
|
895 |
} |
896 |
|
897 |
public Object invokeDynMethod(int code, DynObject context) |
898 |
throws DynMethodException {
|
899 |
return this.metadataContainer.invokeDynMethod(this, code, context); |
900 |
} |
901 |
|
902 |
public Object invokeDynMethod(String name, DynObject context) |
903 |
throws DynMethodException {
|
904 |
return this.metadataContainer.invokeDynMethod(this, name, context); |
905 |
} |
906 |
|
907 |
public void setDynValue(String name, Object value) |
908 |
throws DynFieldNotFoundException {
|
909 |
this.metadataContainer.setDynValue(name, value);
|
910 |
} |
911 |
|
912 |
public long getDrawVersion() { |
913 |
return this.drawVersion; |
914 |
} |
915 |
|
916 |
protected void updateDrawVersion(){ |
917 |
this.drawVersion++;
|
918 |
this.callDrawValueChanged(LayerEvent.createDrawValuesChangedEvent(this, "")); |
919 |
if (this.parentLayer != null){ |
920 |
this.parentLayer.updateDrawVersion();
|
921 |
} |
922 |
} |
923 |
|
924 |
public boolean hasChangedForDrawing(long value){ |
925 |
return this.drawVersion > value; |
926 |
} |
927 |
|
928 |
public void activationChanged(LayerEvent e) { |
929 |
} |
930 |
|
931 |
public void drawValueChanged(LayerEvent e) { |
932 |
this.updateDrawVersion();
|
933 |
} |
934 |
|
935 |
public void editionChanged(LayerEvent e) { |
936 |
|
937 |
} |
938 |
|
939 |
public void nameChanged(LayerEvent e) { |
940 |
|
941 |
} |
942 |
|
943 |
public void visibilityChanged(LayerEvent e) { |
944 |
|
945 |
} |
946 |
|
947 |
// ========================================================
|
948 |
|
949 |
public void saveToState(PersistentState state) throws PersistenceException { |
950 |
state.set("parentLayer", parentLayer);
|
951 |
state.set("status",status);
|
952 |
state.set("minScale", minScale);
|
953 |
state.set("maxScale", maxScale);
|
954 |
state.set("transparency",transparency);
|
955 |
state.set("coordTrans",ct);
|
956 |
state.set("name", getName());
|
957 |
state.set("crs", getProjection());
|
958 |
state.set("properties",properties);
|
959 |
} |
960 |
|
961 |
public void loadFromState(PersistentState state) throws PersistenceException { |
962 |
this.parentLayer = (FLayers) state.get("parentLayer"); |
963 |
this.status = (FLayerStatus) state.get("status"); |
964 |
this.minScale = state.getDouble("minScale"); |
965 |
this.maxScale = state.getDouble("maxScale"); |
966 |
this.transparency = state.getInt("transparency"); |
967 |
this.ct = (ICoordTrans) state.get("coordTrans"); |
968 |
|
969 |
this.setDynValue(METADATA_NAME, state.getString("name")); |
970 |
this.setDynValue(METADATA_CRS, state.get("crs")); |
971 |
|
972 |
this.properties = new Hashtable((Map)state.get("properties")); |
973 |
} |
974 |
|
975 |
public static void registerPersistent() { |
976 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
977 |
DynStruct definition = manager.addDefinition( |
978 |
FLyrDefault.class, |
979 |
"FLyrDefault",
|
980 |
"FLyrDefault Persistence definition",
|
981 |
null,
|
982 |
null
|
983 |
); |
984 |
definition.addDynFieldString("name").setMandatory(false); |
985 |
definition.addDynFieldInt("transparency").setMandatory(true); |
986 |
definition.addDynFieldDouble("minScale").setMandatory(true); |
987 |
definition.addDynFieldDouble("maxScale").setMandatory(true); |
988 |
definition.addDynFieldObject("crs").setClassOfValue(IProjection.class).setMandatory(false); |
989 |
definition.addDynFieldObject("parentLayer").setClassOfValue(FLayers.class).setMandatory(false); |
990 |
definition.addDynFieldObject("coordTrans").setClassOfValue(ICoordTrans.class).setMandatory(false); |
991 |
definition.addDynFieldObject("status").setClassOfValue(FLayerStatus.class).setMandatory(true); |
992 |
definition.addDynFieldMap("properties").setClassOfItems(Object.class) |
993 |
.setMandatory(true);
|
994 |
} |
995 |
|
996 |
|
997 |
// /**
|
998 |
// * Splits string into an array of strings
|
999 |
// * @param input input string
|
1000 |
// * @param sep separator string
|
1001 |
// * @return an array of strings
|
1002 |
// */
|
1003 |
// public static String[] splitString(String input, String sep) {
|
1004 |
// return Pattern.compile(sep).split(input, 0);
|
1005 |
// }
|
1006 |
|
1007 |
public void clear() { |
1008 |
if (metadataContainer != null) { |
1009 |
metadataContainer.clear(); |
1010 |
} |
1011 |
} |
1012 |
|
1013 |
public String getMetadataName() throws MetadataException { |
1014 |
return FLayer.METADATA_DEFINITION_NAME;
|
1015 |
} |
1016 |
|
1017 |
public static void registerMetadata() { |
1018 |
MetadataManager metadataManager = MetadataLocator.getMetadataManager(); |
1019 |
|
1020 |
|
1021 |
DynStruct metadataDefinition = metadataManager.getDefinition(FLayer.METADATA_DEFINITION_NAME); |
1022 |
if (metadataDefinition == null) { |
1023 |
try {
|
1024 |
metadataDefinition = metadataManager.addDefinition( |
1025 |
FLayer.METADATA_DEFINITION_NAME, |
1026 |
FLayer.METADATA_DEFINITION_DESCRIPTION); |
1027 |
metadataDefinition.addDynField(FLayer.METADATA_NAME) |
1028 |
.setMandatory(true);
|
1029 |
|
1030 |
metadataDefinition.addDynFieldObject(FLayer.METADATA_CRS) |
1031 |
.setType(DataTypes.CRS).setMandatory(true);
|
1032 |
} catch (MetadataException e) {
|
1033 |
logger.warn("Can't create metadata definition for 'Layer'", e);
|
1034 |
} |
1035 |
} |
1036 |
} |
1037 |
|
1038 |
public String toString() { |
1039 |
return super.toString() + ": " + getName(); |
1040 |
} |
1041 |
} |