svn-gvsig-desktop / tags / v1_1_Build_1015 / extensions / extGeoreferencing / src / com / iver / cit / gvsig / fmap / tools / Behavior / GeoMoveBehavior.java @ 13679
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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) 2006 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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package com.iver.cit.gvsig.fmap.tools.Behavior; |
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import java.awt.Color; |
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import java.awt.Component; |
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import java.awt.Cursor; |
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import java.awt.Graphics; |
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import java.awt.Image; |
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import java.awt.Point; |
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import java.awt.Rectangle; |
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import java.awt.Toolkit; |
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import java.awt.event.MouseEvent; |
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import java.awt.event.MouseWheelEvent; |
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import java.awt.geom.Point2D; |
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import java.awt.image.BufferedImage; |
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import javax.swing.ImageIcon; |
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import javax.swing.JOptionPane; |
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import org.cresques.px.Extent; |
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import org.gvsig.georeferencing.gui.dialog.GeoreferencingDialog; |
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import com.iver.andami.PluginServices; |
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import com.iver.cit.gvsig.fmap.MapControl; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.layers.FLayer; |
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import com.iver.cit.gvsig.fmap.layers.FLyrGeoRaster; |
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import com.iver.cit.gvsig.fmap.layers.GeoPoint; |
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import com.iver.cit.gvsig.fmap.tools.BehaviorException; |
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import com.iver.cit.gvsig.fmap.tools.Behavior.Behavior; |
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import com.iver.cit.gvsig.fmap.tools.Listeners.PanListener; |
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import com.iver.cit.gvsig.fmap.tools.Listeners.ToolListener; |
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/**
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* Behaviour que espera un listener de tipo GeoMoveListener.
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* Nacho Brodin (brodin_ign@gva.es)
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*
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*/
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public class GeoMoveBehavior extends Behavior { |
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private final Image defaultCursor = new ImageIcon(MapControl.class.getResource( |
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"images/CruxCursor.png")).getImage();
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private final Image handCursor = new ImageIcon(MapControl.class.getResource( |
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"images/Hand.gif")).getImage();
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private Cursor cur = null; |
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private FLyrGeoRaster lyrGeoRaster = null; |
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private boolean isMoveable = false; |
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/**
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* Variable booleana que est? a true si el cursor por defecto est?
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* activo y a false si hay otro.
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*/
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private boolean defaultCursorActive = true; |
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/**
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* Puntos de inicio y final para el arrastre de la imagen.
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*/
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private Point2D ptoIni = null; |
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private Point2D ptoFin = null; |
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private com.iver.cit.gvsig.project.documents.view.gui.View theView = null; |
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private PanListener listener;
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/**
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* Crea un nuevo RectangleBehavior.
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*
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* @param zili listener.
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*/
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public GeoMoveBehavior(PanListener zili) {
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listener = zili; |
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cur = zili.getCursor(); |
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} |
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/**
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* Funci?n que carga la capa si todav?a no lo est?.
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*/
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private void loadLayer() throws InstantiationException, ClassCastException{ |
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//Cargamos la capa
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theView = (com.iver.cit.gvsig.project.documents.view.gui.View) PluginServices.getMDIManager().getActiveWindow(); |
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for(int i=0;i<theView.getMapControl().getMapContext().getLayers().getLayersCount();i++){ |
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FLayer lyr = theView.getMapControl().getMapContext().getLayers().getLayer(i); |
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if( lyr instanceof FLyrGeoRaster && |
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lyr.getName().startsWith("*") &&
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lyr.isActive()) |
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this.lyrGeoRaster = (FLyrGeoRaster)lyr;
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} |
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if(lyrGeoRaster == null) |
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throw new InstantiationException("No se ha podido cargar la capa de georreferenciaci?n"); |
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} |
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/**
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* Coloca el cursor del rat?n con el icono adecuado cuando entra dentro de la
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* imagen.
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*/
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public void mouseMoved(MouseEvent e) throws BehaviorException { |
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ViewPort vp = getMapControl().getMapContext().getViewPort(); |
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try{
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loadLayer(); |
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Point2D pto = vp.toMapPoint(e.getX(), e.getY());
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if( pto.getX() > lyrGeoRaster.getAssignExtent().getMin().getX() &&
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pto.getX() < lyrGeoRaster.getAssignExtent().getMax().getX() && |
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pto.getY() > lyrGeoRaster.getAssignExtent().getMin().getY() && |
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pto.getY() < lyrGeoRaster.getAssignExtent().getMax().getY()){ |
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if(defaultCursorActive){
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getMapControl().setCursor(Toolkit.getDefaultToolkit().createCustomCursor(handCursor,
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new Point(16, 16), "")); |
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defaultCursorActive = false;
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} |
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}else{
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if(!defaultCursorActive){
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getMapControl().setCursor(Toolkit.getDefaultToolkit().createCustomCursor(defaultCursor,
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new Point(16, 16), "")); |
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defaultCursorActive = true;
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} |
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} |
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}catch(InstantiationException exc){ |
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), |
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PluginServices.getText(this, "error_capa_puntos")); |
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}catch(ClassCastException exc){ |
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), |
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PluginServices.getText(this, "error_capa_puntos")); |
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} |
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} |
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/**
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* Obtiene el cursor actual
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*/
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public Cursor getCursor() { |
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return this.cur; |
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} |
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/**
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* Si no est? activo el cursor por defecto capturamos el punto
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* seleccionado en coordenadas del mundo real.
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*/
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public void mousePressed(MouseEvent e) throws BehaviorException { |
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if(e.getButton() == MouseEvent.BUTTON1 && !defaultCursorActive){ |
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try{
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loadLayer(); |
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}catch(InstantiationException exc){ |
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), |
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PluginServices.getText(this, "error_capa_puntos")); |
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return;
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}catch(ClassCastException exc){ |
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), |
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PluginServices.getText(this, "error_capa_puntos")); |
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return;
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} |
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ViewPort vp = getMapControl().getMapContext().getViewPort(); |
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ptoIni = vp.toMapPoint(e.getPoint()); |
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//Cargamos la imagen de arrastre
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/* Point2D ul = vp.fromMapPoint(lyrGeoRaster.getAssignExtent().getMin().getX(),
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lyrGeoRaster.getAssignExtent().getMin().getY());
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Point2D lr = vp.fromMapPoint(lyrGeoRaster.getAssignExtent().getMax().getX(),
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lyrGeoRaster.getAssignExtent().getMax().getY());
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double ulx = 0D, uly = 0D, lrx = 0D, lry = 0D;
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if(ul.getX() > vp.getExtent().getMinX())
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ulx = ul.getX();
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else
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ulx = vp.getExtent().getMinX();
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if(ul.getY() > vp.getExtent().getMinY())
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uly = ul.getY();
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else
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uly = vp.getExtent().getMinY();
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if(lr.getX() < vp.getExtent().getMaxX())
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lrx = lr.getX();
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else
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lrx = vp.getExtent().getMaxX();
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if(lr.getY() < vp.getExtent().getMaxY())
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lry = lr.getY();
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else
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lry = vp.getExtent().getMaxY();
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BufferedImage img = getMapControl().getImage();
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System.out.println("-->"+img.getMinX()+" "+img.getMinY()+" "+img.getWidth()+" "+img.getHeight());
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Rectangle r = new Rectangle((int)ulx, (int)uly, (int)Math.abs(lrx-ulx), (int)Math.abs(lry-uly));
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System.out.println("--->"+ulx+" "+uly+" "+lrx+" "+lry);
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Raster raster = img.getData(r);
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miniGeoRaster.setData(raster);*/
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/*miniGeoRaster = new BufferedImage((int)Math.abs(lrx-ulx), (int)Math.abs(lry-uly), BufferedImage.TYPE_INT_ARGB);
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int[] rasterData = new int[r.width * r.height * 100];
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rasterData = img.getRGB(r.x, r.y, r.width, r.height, rasterData, 0, r.width);
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miniGeoRaster.setRGB(0, 0, r.width, r.height, rasterData, 0, r.width);*/
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isMoveable = true;
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} |
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} |
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/**
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* Cuando soltamos el bot?n del rat?n desplazamos la imagen a la posici?n
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* de destino calculando el extent nuevamente.
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*/
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public void mouseReleased(MouseEvent e) throws BehaviorException { |
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if(e.getButton() == MouseEvent.BUTTON1 && isMoveable){ |
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ViewPort vp = getMapControl().getMapContext().getViewPort(); |
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ptoFin = vp.toMapPoint(e.getPoint()); |
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double distX = ptoFin.getX() - ptoIni.getX();
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double distY = ptoFin.getY() - ptoIni.getY();
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if(this.lyrGeoRaster != null){ |
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Extent ext = new Extent(lyrGeoRaster.getAssignExtent().getMin().getX() + distX,
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lyrGeoRaster.getAssignExtent().getMin().getY() + distY, |
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lyrGeoRaster.getAssignExtent().getMax().getX() + distX, |
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lyrGeoRaster.getAssignExtent().getMax().getY() + distY); |
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//Asignamos el nuevo extent a la capa
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((FLyrGeoRaster)getMapControl().getMapContext().getLayers().getLayer(lyrGeoRaster.getName())).setAssignExtent(ext); |
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//Si la capa tiene puntos de control actualizamos el punto que tiene coordenadas
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//en pixeles de la imagen.
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for(int i=0; i<lyrGeoRaster.getFLyrPoints().getCountPoints(); i++){ |
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Point2D center = lyrGeoRaster.img2World(lyrGeoRaster.getFLyrPoints().getPoint(i).pixelPoint);
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lyrGeoRaster.getFLyrPoints().setMiniExtent( i, |
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center, |
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lyrGeoRaster.getGeoDialog().getLeftInitViewport(vp, center, lyrGeoRaster.getFLyrPoints().getPoint(i).leftViewPort, 1),
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false);
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if(i == lyrGeoRaster.getGeoDialog().getSelectedPoint())
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lyrGeoRaster.updateData(i + 1, lyrGeoRaster.getFLyrPoints().getPoint(i).pixelPoint, null, theView); |
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} |
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theView.getMapControl().getMapContext().invalidate(); |
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} |
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isMoveable = false;
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} |
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this.lyrGeoRaster = null; |
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} |
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/**
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* Funci?n de pintado del canvas.Pintamos un marco a la imagen para saber
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* donde la movemos.
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*/
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public void paintComponent(Graphics g) { |
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super.paintComponent(g);
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if(isMoveable){
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BufferedImage img = getMapControl().getImage();
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ViewPort vp = getMapControl().getMapContext().getViewPort(); |
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Rectangle r = new Rectangle(); |
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Point2D ul = vp.fromMapPoint(lyrGeoRaster.getAssignExtent().getMin().getX(),
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lyrGeoRaster.getAssignExtent().getMin().getY()); |
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Point2D lr = vp.fromMapPoint(lyrGeoRaster.getAssignExtent().getMax().getX(),
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lyrGeoRaster.getAssignExtent().getMax().getY()); |
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r.setFrameFromDiagonal(ul, lr); |
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Point2D ini = vp.fromMapPoint(ptoIni.getX() , ptoIni.getY());
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Point2D fin = vp.fromMapPoint(ptoFin.getX() , ptoFin.getY());
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double distX = fin.getX() - ini.getX();
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double distY = fin.getY() - ini.getY();
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g.drawImage(img, 0, 0, null); |
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g.setColor(Color.red);
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//g.drawImage(miniGeoRaster, r.x + (int)distX, r.y + (int)distY, null);
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g.drawRect(r.x + (int)distX, r.y + (int)distY, r.width, r.height); |
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} |
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} |
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/**
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* Esta funci?n repinta el canvas si se est? arrasrtando la imagen para
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* poder ver el marco de arrastre.
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*/
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public void mouseDragged(MouseEvent e) throws BehaviorException { |
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if(isMoveable){
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ViewPort vp = getMapControl().getMapContext().getViewPort(); |
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ptoFin = vp.toMapPoint(e.getPoint()); |
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getMapControl().repaint(); |
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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.Behavior.Behavior#getListener()
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*/
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public ToolListener getListener() {
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return null; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#getMapControl()
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*/
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public MapControl getMapControl() {
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return super.getMapControl(); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseClicked(java.awt.event.MouseEvent)
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*/
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public void mouseClicked(MouseEvent e) throws BehaviorException { |
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super.mouseClicked(e);
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseEntered(java.awt.event.MouseEvent)
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*/
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public void mouseEntered(MouseEvent e) throws BehaviorException { |
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super.mouseEntered(e);
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseExited(java.awt.event.MouseEvent)
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*/
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public void mouseExited(MouseEvent e) throws BehaviorException { |
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super.mouseExited(e);
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#mouseWheelMoved(java.awt.event.MouseWheelEvent)
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*/
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public void mouseWheelMoved(MouseWheelEvent e) throws BehaviorException { |
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super.mouseWheelMoved(e);
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.tools.Behavior.Behavior#setMapControl(com.iver.cit.gvsig.fmap.MapControl)
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*/
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public void setMapControl(MapControl mc) { |
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super.setMapControl(mc);
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} |
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} |