root / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / FMap.java @ 1100
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap; |
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import com.iver.cit.gvsig.fmap.core.IGeometry; |
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import com.iver.cit.gvsig.fmap.layers.CancelationException; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLayers; |
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import com.iver.cit.gvsig.fmap.layers.LayerChangeSupport; |
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import com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent; |
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import com.iver.cit.gvsig.fmap.layers.LayerCollectionListener; |
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import com.iver.cit.gvsig.fmap.layers.LayerPositionEvent; |
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import com.iver.cit.gvsig.fmap.layers.LegendListener; |
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import com.iver.cit.gvsig.fmap.layers.VectorialAdapter; |
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import com.iver.cit.gvsig.fmap.layers.XMLException; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.Classifiable; |
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import com.iver.cit.gvsig.fmap.layers.layerOperations.Selectable; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.cit.gvsig.fmap.operations.selection.Record; |
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import com.iver.cit.gvsig.fmap.operations.strategies.FeatureVisitor; |
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import com.iver.cit.gvsig.fmap.operations.strategies.SelectByPointVisitor; |
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import com.iver.cit.gvsig.fmap.operations.strategies.SelectByRectVisitor; |
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import com.iver.cit.gvsig.fmap.operations.strategies.SelectedZoomVisitor; |
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import com.iver.cit.gvsig.fmap.operations.strategies.VisitException; |
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import com.iver.cit.gvsig.fmap.rendering.LegendChangedEvent; |
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import com.iver.cit.gvsig.fmap.rendering.styling.FStyle2D; |
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import com.iver.utiles.XMLEntity; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.cresques.geo.Projected; |
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import java.awt.Graphics2D; |
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import java.awt.RenderingHints; |
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import java.awt.Toolkit; |
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import java.awt.geom.Point2D; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.util.ArrayList; |
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import java.util.BitSet; |
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/**
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* Modelo del mapa.
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*
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* @author Fernando Gonz?lez Cort?s
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*/
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public class FMap implements Projected { |
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public static final double[] CHANGEM = { |
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1000, 1, 0.01, 0.001, 1609.344, 0.9144, 0.3048, 0.0254 |
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}; |
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public static final double[] CHANGE = { |
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100000, 100, 1, 0.1, 160934.4, 91.44, 30.48, 2.54 |
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}; |
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public static final int EQUALS = 0; |
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public static final int DISJOINT = 1; |
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public static final int INTERSECTS = 2; |
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public static final int TOUCHES = 3; |
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public static final int CROSSES = 4; |
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public static final int WITHIN = 5; |
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public static final int CONTAINS = 6; |
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public static final int OVERLAPS = 7; |
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private FLayers layers = new FLayers(this, null); |
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private ViewPort viewPort;
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private ArrayList invalidationListeners = new ArrayList(); |
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private LayerChangeSupport layerChangeSupport = new LayerChangeSupport(); |
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private EventBuffer eventBuffer = new EventBuffer(); |
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/**
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* Crea un nuevo FMap.
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*
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* @param vp ViewPort.
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*/
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public FMap(ViewPort vp) {
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this.viewPort = vp;
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layers.addLayerCollectionListener(new LayerEventListener());
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layers.addLayerCollectionListener(eventBuffer); |
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if (viewPort != null) { |
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viewPort.addExtentListener(eventBuffer); |
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} |
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} |
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/**
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* Devuelve el EventBuffer.
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*
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* @return EventBuffer.
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*/
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public EventBuffer getEventBuffer() {
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return eventBuffer;
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} |
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/**
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* A?ade un LegendListener.
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*
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* @param listener LegendListener a a?adir.
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*/
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public void addLayerListener(LegendListener listener) { |
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layerChangeSupport.addLayerListener(listener); |
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} |
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/**
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* M?todo ejecutado cuando hay un cambio de leyenda que se quiera reflejar.
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*
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* @param e LegendChangedEvent.
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*/
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public void callLegendChanged(LegendChangedEvent e) { |
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layerChangeSupport.callLegendChanged(e); |
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} |
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/**
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* Borra un LegendListener.
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*
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* @param listener LegendListener a borrar.
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*/
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public void removeLayerListener(LegendListener listener) { |
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layerChangeSupport.removeLayerListener(listener); |
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} |
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/**
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* Devuelve las capas que contiene el mapa.
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*
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* @return Capas.
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*/
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public FLayers getLayers() {
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return layers;
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} |
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/**
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* Dibuja en la imagen que se pasa como par?metro el contenido de las capas
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* visibles del mapa y teniendo en cuenta los datos del ViewPort contenido
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* en este FMap
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*
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* @param b Imagen.
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*/
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public void drawLabels(BufferedImage b) { |
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} |
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/**
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* M?todo de conveniencia que se usa provisionalmente para
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* solicitar un refresco de todo lo que dependa del
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* FMap (MapContext). Esto provocar? un evento de cambio
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* de orden de capas que obligar? a redibujar todo lo que
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* depende de FMap (TOC, MapControl, FFrameView, etc).
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*/
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public void invalidate() |
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{
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getLayers().moveTo(0,0); |
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} |
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/**
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* Imprime el las capas que contiene el FMap sobre el Graphics2D que se
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* pasa como par?metro, normalmente es el Graphics de la impresora.
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*
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* @param g Graphics2D
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*
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* @throws DriverException
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*/
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public void print(Graphics2D g) throws DriverException { |
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layers.print(g, viewPort, |
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new Cancellable() {
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/**
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* @see com.iver.cit.gvsig.fmap.operations.Cancellable#isCanceled()
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*/
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public boolean isCanceled() { |
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return false; |
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} |
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}); |
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} |
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/**
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* Crea un nuevo FMap con la informaci?n del ViewPort que se pasa como
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* par?metro.
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*
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* @param vp ViewPort.
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*
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* @return FMap nuevo.
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*/
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public FMap createNewFMap(ViewPort vp) {
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FMap ret = new FMap(vp);
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ret.layers = this.layers;
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return ret;
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} |
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/**
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* Crea un nuevo FMap totalmente desligado, se replican las capas y el
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* ViewPort
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*
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* @return FMap clonado.
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*
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* @throws XMLException
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*/
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public FMap cloneFMap() throws XMLException { |
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return createFromXML(getXMLEntity());
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} |
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/**
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* A?ade la capa que se pasa como par?metro al nodo que se pasa como
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* parametro y lanza ProjectionMismatchException si no est?n todas las
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* capas de este FMap en la misma proyecci?n. Lanza un
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* ChildNotAllowedException si la capa no es un FLayers y no permite hijos
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*
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* @param vectorial DOCUMENT ME!
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*/
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/* public void addLayer(LayerPath parent, FLayer layer)
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throws ProjectionMismatchException, ChildrenNotAllowedException {
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layers.addLayer(parent, layer);
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}
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public void removeLayer(LayerPath parent)throws ChildrenNotAllowedException{
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layers.removeLayer(parent);
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}
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*/
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/**
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* A?ade una capa al grupo de capas que se sit?a por encima de todas las
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* otras capas
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*
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* @param vectorial FLayer.
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*/
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public void addToTrackLayer(FLayer vectorial) { |
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} |
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/**
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* Devuelve la escala de la vista en pantalla.
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*
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* @return escala de la vista.
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*/
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public long getScaleView() { |
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Toolkit kit = Toolkit.getDefaultToolkit(); |
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double dpi = kit.getScreenResolution();
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IProjection proj = viewPort.getProjection(); |
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double w = ((viewPort.getImageSize().getWidth() / dpi) * 2.54); |
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if (viewPort.getAdjustedExtent() == null) { |
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return 0; |
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} |
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if (proj == null) { |
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return (long) (viewPort.getAdjustedExtent().getWidth() / w * CHANGE[getViewPort() |
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.getMapUnits()]); |
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} |
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return (long) proj.getScale(viewPort.getAdjustedExtent().getMinX(), |
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viewPort.getAdjustedExtent().getMaxX(), |
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viewPort.getImageSize().getWidth(), dpi); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#setVectorial(com.iver.cit.gvsig.fmap.VectorialAdapter)
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*/
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public void setVectorial(VectorialAdapter v) { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#process(com.iver.cit.gvsig.fmap.FeatureSelectorVisitor)
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*/
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public void process(FeatureVisitor visitor) { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#processSelected(com.iver.cit.gvsig.fmap.FeatureVisitor)
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*/
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public void processSelected(FeatureVisitor visitor) { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#select(com.iver.cit.gvsig.fmap.FeatureSelectorVisitor,
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* VectorialSubSet)
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*/
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public void select(FeatureVisitor visitor) { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectFromSelection()
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*/
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public void selectFromSelection() { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#createIndex()
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*/
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public void createIndex() { |
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} |
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/**
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* @see org.cresques.geo.Projected#getProjection()
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*/
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public IProjection getProjection() {
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return getViewPort().getProjection();
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} |
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/**
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* Inserta la proyecci?n.
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*
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* @param proj Proyecci?n.
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*/
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public void setProjection(IProjection proj) { |
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getViewPort().setProjection(proj); |
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} |
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/**
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* @see org.cresques.geo.Projected#reProject(org.cresques.cts.ICoordTrans)
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*/
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public void reProject(ICoordTrans arg0) { |
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// TODO implementar reprojecci?n (lo que sea eso)
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectByPoint(java.awt.geom.Point2D,
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* double)
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*/
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public void selectByPoint(Point2D p, double tolerance) |
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throws DriverException {
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Point2D mapPoint = viewPort.toMapPoint((int) p.getX(), (int) p.getY()); |
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SelectByPointVisitor visitor = new SelectByPointVisitor();
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visitor.setQueriedPoint(mapPoint); |
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visitor.setTolerance(getViewPort().toMapDistance(3));
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try {
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layers.process(visitor); |
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} catch (VisitException e) {
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throw new RuntimeException("No se espera que SelectByPointVisitor lance esta excepci?n", |
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e); |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectByRect(java.awt.geom.Rectangle2D)
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*/
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public void selectByRect(Rectangle2D rect) throws DriverException { |
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SelectByRectVisitor visitor = new SelectByRectVisitor();
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visitor.setRect(rect); |
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try {
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layers.process(visitor); |
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} catch (VisitException e) {
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throw new RuntimeException("No se espera que SelectByRectVisitor lance esta excepci?n", |
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e); |
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} |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#selectByShape(com.iver.cit.gvsig.fmap.fshape.IGeometry,
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* int)
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*/
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public void selectByShape(IGeometry g, int relationship) { |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByPoint(Point2D,
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* double)
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*/
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public Record[] queryByPoint(Point2D p, double tolerance) { |
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return null; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByRect(java.awt.geom.Rectangle2D)
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*/
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public Record[] queryByRect(Rectangle2D rect) { |
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return null; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#queryByShape(com.iver.cit.gvsig.fmap.fshape.IGeometry,
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* int)
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*/
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public Record[] queryByShape(IGeometry g, int relationship) { |
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return null; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.strategies.Strategy#getSelectionBounds()
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*/
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public Rectangle2D getSelectionBounds() { |
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SelectedZoomVisitor visitor = new SelectedZoomVisitor();
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try {
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layers.process(visitor); |
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} catch (DriverException e1) {
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throw new RuntimeException("No se espera que SelectByPointVisitor lance esta excepci?n", |
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e1); |
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} catch (VisitException e) {
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throw new RuntimeException("No se espera que SelectByPointVisitor lance esta excepci?n", |
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e); |
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} |
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return visitor.getSelectBound();
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, FStyle2D)
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*/
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public void draw(BufferedImage image, Graphics2D g, Cancellable cancel) |
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throws DriverException {
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if (viewPort.getExtent() == null) { |
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// System.err.println("viewPort.getExtent() = null");
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return;
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} |
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g.setColor(viewPort.getBackColor()); |
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g.fillRect(0, 0, viewPort.getImageWidth(), viewPort.getImageHeight()); |
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// System.out.println("Viewport despues: " + viewPort);
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/* if ((viewPort.getImageWidth() <=0) || (viewPort.getImageHeight() <= 0))
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{
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return;
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} */
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// M?s c?lidad al texto
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g.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING,
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RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
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layers.draw(image, g, viewPort, cancel); |
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/* g.setColor(Color.BLUE);
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GeneralPath shpR = new GeneralPath(viewPort.getExtent());
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shpR.transform(viewPort.getAffineTransform());
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g.draw(shpR); */
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} |
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|
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/**
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* @see com.iver.cit.gvsig.fmap.operations.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, FStyle2D)
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*/
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public void draw(BufferedImage image, Graphics2D g) |
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throws DriverException {
|
| 472 |
layers.draw(image, g, viewPort, |
| 473 |
new Cancellable() {
|
| 474 |
/**
|
| 475 |
* @see com.iver.cit.gvsig.fmap.operations.Cancellable#isCanceled()
|
| 476 |
*/
|
| 477 |
public boolean isCanceled() { |
| 478 |
return false; |
| 479 |
} |
| 480 |
}); |
| 481 |
} |
| 482 |
|
| 483 |
/**
|
| 484 |
* Devuelve el ViewPort.
|
| 485 |
*
|
| 486 |
* @return Returns the viewPort.
|
| 487 |
*/
|
| 488 |
public ViewPort getViewPort() {
|
| 489 |
return viewPort;
|
| 490 |
} |
| 491 |
|
| 492 |
/**
|
| 493 |
* Inserta un ViewPort.
|
| 494 |
*
|
| 495 |
* @param viewPort The viewPort to set.
|
| 496 |
*/
|
| 497 |
public void setViewPort(ViewPort viewPort) { |
| 498 |
if (this.viewPort != null) { |
| 499 |
this.viewPort.removeExtentListener(eventBuffer);
|
| 500 |
} |
| 501 |
|
| 502 |
this.viewPort = viewPort;
|
| 503 |
viewPort.addExtentListener(eventBuffer); |
| 504 |
} |
| 505 |
|
| 506 |
/**
|
| 507 |
* M?todo de conveniencia. Recorre las capas y te da el fullExtent
|
| 508 |
*
|
| 509 |
* @return fullExtent de todas las capas.
|
| 510 |
*
|
| 511 |
* @throws DriverException
|
| 512 |
*/
|
| 513 |
public Rectangle2D getFullExtent() throws DriverException { |
| 514 |
return layers.getFullExtent();
|
| 515 |
} |
| 516 |
|
| 517 |
/**
|
| 518 |
* Devuelve el XMLEntity.
|
| 519 |
*
|
| 520 |
* @return XMLEntity.
|
| 521 |
*/
|
| 522 |
public XMLEntity getXMLEntity() {
|
| 523 |
XMLEntity xml = new XMLEntity();
|
| 524 |
xml.putProperty("className",this.getClass().getName()); |
| 525 |
xml.addChild(viewPort.getXMLEntity()); |
| 526 |
xml.addChild(layers.getXMLEntity()); |
| 527 |
|
| 528 |
return xml;
|
| 529 |
} |
| 530 |
|
| 531 |
/**
|
| 532 |
* Crea un nuevo FMAp a partir del XMLEntity.
|
| 533 |
*
|
| 534 |
* @param xml XMLEntity
|
| 535 |
*
|
| 536 |
* @return Nuevo FMap.
|
| 537 |
*
|
| 538 |
* @throws XMLException
|
| 539 |
*/
|
| 540 |
public static FMap createFromXML(XMLEntity xml) throws XMLException { |
| 541 |
ViewPort vp = ViewPort.createFromXML(xml.getChild(0));
|
| 542 |
FMap fmap = new FMap(vp);
|
| 543 |
fmap.layers.setXMLEntity(xml.getChild(1));
|
| 544 |
|
| 545 |
return fmap;
|
| 546 |
} |
| 547 |
|
| 548 |
/**
|
| 549 |
* A?ade un AtomicEventListener.
|
| 550 |
*
|
| 551 |
* @param listener AtomicEventListener.
|
| 552 |
*
|
| 553 |
* @return True si se ha a?adido correctamente.
|
| 554 |
*/
|
| 555 |
public boolean addAtomicEventListener(AtomicEventListener listener) { |
| 556 |
return eventBuffer.addAtomicEventListener(listener);
|
| 557 |
} |
| 558 |
|
| 559 |
/**
|
| 560 |
* Borra un AtomicEventListener de la lista de listeners.
|
| 561 |
*
|
| 562 |
* @param listener AtomicEventListener a borrar.
|
| 563 |
*
|
| 564 |
* @return True si se ha borrado correctamente.
|
| 565 |
*/
|
| 566 |
public boolean removeAtomicEventListener(AtomicEventListener listener) { |
| 567 |
return eventBuffer.removeAtomicEventListener(listener);
|
| 568 |
} |
| 569 |
|
| 570 |
/**
|
| 571 |
* Inicializa los AtomicEvent.
|
| 572 |
*/
|
| 573 |
public void beginAtomicEvent() { |
| 574 |
eventBuffer.beginAtomicEvent(); |
| 575 |
} |
| 576 |
|
| 577 |
/**
|
| 578 |
* Finaliza los AtomicEvent.
|
| 579 |
*/
|
| 580 |
public void endAtomicEvent() { |
| 581 |
eventBuffer.endAtomicEvent(); |
| 582 |
} |
| 583 |
|
| 584 |
/**
|
| 585 |
* Evento Layer.
|
| 586 |
*
|
| 587 |
* @author Fernando Gonz?lez Cort?s
|
| 588 |
*/
|
| 589 |
public class LayerEventListener implements LayerCollectionListener { |
| 590 |
/**
|
| 591 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdded(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
| 592 |
*/
|
| 593 |
public void layerAdded(LayerCollectionEvent e) { |
| 594 |
// Si es la primera capa, fijamos su extent al ViewPort
|
| 595 |
//if (getLayers().getLayersCount() == 1) {
|
| 596 |
if (getViewPort().getExtent() == null) { |
| 597 |
FLayer lyr = e.getAffectedLayer(); |
| 598 |
|
| 599 |
try {
|
| 600 |
getViewPort().setExtent(lyr.getFullExtent()); |
| 601 |
} catch (DriverException e1) {
|
| 602 |
} |
| 603 |
} |
| 604 |
|
| 605 |
//Registramos al FMap como listener del legend de las capas
|
| 606 |
FLayer lyr = e.getAffectedLayer(); |
| 607 |
|
| 608 |
lyr.addLayerListener(eventBuffer); |
| 609 |
|
| 610 |
if (lyr instanceof Classifiable) { |
| 611 |
Classifiable c = (Classifiable) lyr; |
| 612 |
c.addLegendListener(eventBuffer); |
| 613 |
} |
| 614 |
|
| 615 |
if (lyr instanceof Selectable) { |
| 616 |
Selectable s = (Selectable) lyr; |
| 617 |
s.addSelectionListener(eventBuffer); |
| 618 |
} |
| 619 |
} |
| 620 |
|
| 621 |
/**
|
| 622 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoved(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
|
| 623 |
*/
|
| 624 |
public void layerMoved(LayerPositionEvent e) { |
| 625 |
} |
| 626 |
|
| 627 |
/**
|
| 628 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoved(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
| 629 |
*/
|
| 630 |
public void layerRemoved(LayerCollectionEvent e) { |
| 631 |
FLayer lyr = e.getAffectedLayer(); |
| 632 |
|
| 633 |
lyr.removeLayerListener(eventBuffer); |
| 634 |
|
| 635 |
if (lyr instanceof Classifiable) { |
| 636 |
Classifiable c = (Classifiable) lyr; |
| 637 |
c.removeLegendListener(eventBuffer); |
| 638 |
} |
| 639 |
|
| 640 |
if (lyr instanceof Selectable) { |
| 641 |
Selectable s = (Selectable) lyr; |
| 642 |
s.addSelectionListener(eventBuffer); |
| 643 |
} |
| 644 |
} |
| 645 |
|
| 646 |
/**
|
| 647 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerAdding(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
| 648 |
*/
|
| 649 |
public void layerAdding(LayerCollectionEvent e) |
| 650 |
throws CancelationException {
|
| 651 |
} |
| 652 |
|
| 653 |
/**
|
| 654 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerMoving(com.iver.cit.gvsig.fmap.layers.LayerPositionEvent)
|
| 655 |
*/
|
| 656 |
public void layerMoving(LayerPositionEvent e) |
| 657 |
throws CancelationException {
|
| 658 |
} |
| 659 |
|
| 660 |
/**
|
| 661 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#layerRemoving(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
| 662 |
*/
|
| 663 |
public void layerRemoving(LayerCollectionEvent e) |
| 664 |
throws CancelationException {
|
| 665 |
} |
| 666 |
|
| 667 |
/**
|
| 668 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#activationChanged(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
| 669 |
*/
|
| 670 |
public void activationChanged(LayerCollectionEvent e) |
| 671 |
throws CancelationException {
|
| 672 |
} |
| 673 |
|
| 674 |
/**
|
| 675 |
* @see com.iver.cit.gvsig.fmap.layers.LayerCollectionListener#visibilityChanged(com.iver.cit.gvsig.fmap.layers.LayerCollectionEvent)
|
| 676 |
*/
|
| 677 |
public void visibilityChanged(LayerCollectionEvent e) |
| 678 |
throws CancelationException {
|
| 679 |
} |
| 680 |
} |
| 681 |
} |