root / branches / v2_0_0_prep / applications / appgvSIG / src / com / iver / cit / gvsig / project / documents / view / toolListeners / SelectImageListener.java @ 24759
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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.project.documents.view.toolListeners; |
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import java.awt.geom.Point2D; |
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import org.gvsig.fmap.dal.exception.ReadException; |
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import org.gvsig.fmap.geom.primitive.Envelope; |
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import org.gvsig.fmap.mapcontext.ViewPort; |
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import org.gvsig.fmap.mapcontext.layers.FLayer; |
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import org.gvsig.fmap.mapcontext.layers.FLayers; |
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import org.gvsig.fmap.mapcontrol.MapControl; |
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import org.gvsig.fmap.mapcontrol.tools.SelectImageListenerImpl; |
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import org.gvsig.fmap.mapcontrol.tools.Events.PointEvent; |
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import com.iver.andami.PluginServices; |
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/**
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* <p>Listener to select the upper layer with raster data that has information in the associated <code>MapControl</code> object, down
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* the position selected by a single click of any button of the mouse.</p>
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*
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* <p>The layer selected will be set as <i>active</i>, and the available controls for managing the data will be updated, enabling and
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* disabling the necessary.</p>
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*
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* <p>The status of the other layers will be changed to <i>not active</i>.</p>
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*
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* @deprecated
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* @author Nacho Brodin <brodin_ign@gva.es>
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*/
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public class SelectImageListener extends SelectImageListenerImpl { |
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//FLyrRaster layer = null;
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/**
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* Extent of the layer selected.
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*/
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Envelope extentLayer = null;
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/**
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* <p>Creates a new <code>SelectImageListener</code> object.</p>
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*
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* @param mapCtrl the <code>MapControl</code> where are stored the layers
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*/
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public SelectImageListener(MapControl mapCtrl) {
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super(mapCtrl);
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} |
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/*
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* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Listeners.PointListener#point(com.iver.cit.gvsig.fmap.tools.Events.PointEvent)
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*/
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public void point(PointEvent event) { |
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super.point(event);
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Point2D pointSelect = event.getPoint();
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if (PluginServices.getMainFrame() != null) { |
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PluginServices.getMainFrame().enableControls(); |
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} |
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ViewPort vp = mapCtrl.getMapContext().getViewPort(); |
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wcPoint = vp.toMapPoint((int)pointSelect.getX(), (int)pointSelect.getY()); |
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FLayers layers = mapCtrl.getMapContext().getLayers(); |
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for(int i=0;i<layers.getLayersCount();i++) { |
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layers.getLayer(i).setActive(false);
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} |
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for(int i=layers.getLayersCount()-1;i>=0;i--){ |
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if (select(layers.getLayer(i))) {
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break;
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} |
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} |
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} |
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/**
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* Determines if the <code>layer</code> is selected at a position starting by the end.
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*
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* @param layer kind of layer
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* @param pos number of positions starting by the end
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*
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* @return <code>true</code> if the <code>layer</code> is selected at a position starting by the end, otherwise <code>false</code>
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*/
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private boolean select(FLayer layer){ |
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if (layer instanceof FLayers){ |
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FLayers laux=(FLayers)layer; |
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for (int j=laux.getLayersCount()-1;j>=0;j--){ |
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if (select(laux.getLayer(j))){
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return true; |
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} |
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} |
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}else{
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try{
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extentLayer = layer.getFullEnvelope(); |
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}catch(ReadException exc){
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exc.printStackTrace(); |
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} |
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} |
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return false; |
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} |
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} |