root / trunk / extensions / extGeoreferencing / src / com / iver / cit / gvsig / gui / Panels / ZoomControlPanel.java @ 3064
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package com.iver.cit.gvsig.gui.Panels; |
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import java.awt.BorderLayout; |
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import java.awt.Canvas; |
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import java.awt.Color; |
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import java.awt.Component; |
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import java.awt.Graphics; |
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import java.awt.Graphics2D; |
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import java.awt.GridBagConstraints; |
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import java.awt.GridBagLayout; |
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import java.awt.Image; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.awt.event.MouseEvent; |
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import java.awt.event.MouseListener; |
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import java.awt.event.MouseMotionListener; |
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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 javax.swing.ImageIcon; |
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import javax.swing.JButton; |
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import javax.swing.JOptionPane; |
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import javax.swing.JPanel; |
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import com.iver.andami.PluginServices; |
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import com.iver.cit.gvsig.fmap.DriverException; |
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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.FLayers; |
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import com.iver.cit.gvsig.fmap.layers.FLyrGeoRaster; |
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import com.iver.cit.gvsig.fmap.layers.FLyrPoints; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.cit.gvsig.gui.View; |
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import com.iver.cit.gvsig.gui.Dialogs.GeoreferencingDialog; |
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/**
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* Panel que contiene los controles de zoom de la vista para
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* afinar en la georreferenciaci?n.
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*
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* @author Nacho Brodin (brodin_ign@gva.es)
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*
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*/
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public class ZoomControlPanel extends JPanel implements ActionListener{ |
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private JPanel pImage = null; |
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private JPanel pControls = null; |
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private JButton bZoomMas = null; |
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private JButton bZoomMenos = null; |
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private int sX = 140, sY = 140; |
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private CanvasZone canvas = null; |
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private ViewPort viewPort = null; |
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public FLyrPoints lyrPoints = null; |
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public FLyrGeoRaster lyrGeoRaster = null; |
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public GeoreferencingDialog dialog = null; |
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private boolean rightControl = false; |
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/**
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* This is the default constructor
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*/
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public ZoomControlPanel(boolean rightControl) { |
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super();
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this.rightControl = rightControl;
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initialize(rightControl); |
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} |
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/**
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* This method initializes this
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*
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* @return void
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*/
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private void initialize(boolean rightControl) { |
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GridBagConstraints gridBagConstraints1 = new GridBagConstraints(); |
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if(rightControl)
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gridBagConstraints1.gridx = 1;
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else
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gridBagConstraints1.gridx = 0;
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gridBagConstraints1.gridy = 0;
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GridBagConstraints gridBagConstraints = new GridBagConstraints(); |
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if(rightControl)
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gridBagConstraints.gridx = 0;
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else
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gridBagConstraints.gridx = 1;
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gridBagConstraints.gridy = 0;
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this.setLayout(new GridBagLayout()); |
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this.setPreferredSize(new java.awt.Dimension(175,142)); |
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this.setSize(new java.awt.Dimension(175,142)); |
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this.setLocation(new java.awt.Point(0,0)); |
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this.add(getPImage(), gridBagConstraints);
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this.add(getPControls(), gridBagConstraints1);
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} |
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/**
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* Carga las capas de puntos y de raster georreferenciado
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*
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*/
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public void loadLayer() throws InstantiationException{ |
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//Cargamos la capa
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View theView = (View) PluginServices.getMDIManager().getActiveView(); |
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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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lyrGeoRaster = (FLyrGeoRaster)lyr; |
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lyrPoints = lyrGeoRaster.getFLyrPoints(); |
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} |
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} |
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if(lyrGeoRaster == null || lyrPoints == null) |
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throw new InstantiationException("No se ha podido instanciar la capa de puntos o georreferenciada"); |
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dialog = lyrGeoRaster.getGeoDialog(); |
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} |
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/**
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* This method initializes jPanel
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*
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* @return javax.swing.JPanel
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*/
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private JPanel getPImage() { |
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if (pImage == null) { |
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pImage = new JPanel(); |
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BorderLayout borderLayout = new BorderLayout(); |
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pImage.setLayout(borderLayout); |
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pImage.setPreferredSize(new java.awt.Dimension(140,140)); |
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pImage.setBorder(javax.swing.BorderFactory.createBevelBorder(javax.swing.border.BevelBorder.LOWERED)); |
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if(canvas == null){ |
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canvas = new CanvasZone(sX, sY, this); |
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canvas.setVisible(false);
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canvas.addMouseListener(canvas); |
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canvas.addMouseMotionListener(canvas); |
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} |
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pImage.add(canvas, BorderLayout.CENTER);
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} |
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return pImage;
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} |
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/**
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* This method initializes jPanel1
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*
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* @return javax.swing.JPanel
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*/
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private JPanel getPControls() { |
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if (pControls == null) { |
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GridBagConstraints gridBagConstraints3 = new GridBagConstraints(); |
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gridBagConstraints3.gridx = 0;
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gridBagConstraints3.insets = new java.awt.Insets(5,0,0,0); |
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gridBagConstraints3.gridy = 1;
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GridBagConstraints gridBagConstraints2 = new GridBagConstraints(); |
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gridBagConstraints2.gridx = 0;
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gridBagConstraints2.gridy = 0;
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pControls = new JPanel(); |
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pControls.setLayout(new GridBagLayout()); |
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pControls.setPreferredSize(new java.awt.Dimension(33,140)); |
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pControls.add(getBZoomMas(), gridBagConstraints2); |
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pControls.add(getBZoomMenos(), gridBagConstraints3); |
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} |
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return pControls;
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} |
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/**
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* This method initializes jButton
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*
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* @return javax.swing.JButton
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*/
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private JButton getBZoomMas() { |
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if (bZoomMas == null) { |
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bZoomMas = new JButton(); |
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bZoomMas.setPreferredSize(new java.awt.Dimension(25,25)); |
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bZoomMas.setIcon(new ImageIcon(getClass().getResource("/com/iver/cit/gvsig/gui/Panels/images/aumentar.png"))); |
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bZoomMas.addActionListener(this);
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} |
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return bZoomMas;
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} |
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/**
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* This method initializes jButton
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*
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* @return javax.swing.JButton
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*/
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private JButton getBZoomMenos() { |
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if (bZoomMenos == null) { |
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bZoomMenos = new JButton(); |
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bZoomMenos.setPreferredSize(new java.awt.Dimension(25,25)); |
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bZoomMenos.setIcon(new ImageIcon(getClass().getResource("/com/iver/cit/gvsig/gui/Panels/images/disminuir.png"))); |
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bZoomMenos.addActionListener(this);
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} |
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return bZoomMenos;
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} |
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/**
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* @param viewPort The viewPort to set.
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*/
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public void setViewPort(ViewPort viewPort) { |
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this.viewPort = viewPort;
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canvas.setViewPort(this.viewPort);
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} |
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/**
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*Llama a la funci?n de pintado del canvas con los par?metros que tenga en ese momento
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*/
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public void draw(){ |
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if(canvas != null){ |
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canvas.repaint(); |
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} |
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} |
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/**
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* Asigna al canvas la propiedad de visibilidad a verdadero o falso.
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* @param visible true para mostrar el canvas y false para ocultarlo
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*/
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public void setVisible(boolean visible){ |
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canvas.setVisible(visible); |
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if(!visible)
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canvas.setSize(0,0); |
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else{
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canvas.setSize(sX, sY); |
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} |
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canvas.repaint(); |
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} |
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/**
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* Asigna el punto sobre el que se centrar? el zoom de la minimagen
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* @param pto
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*/
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public void setCenterPoint(Point2D pto){ |
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canvas.setCenterPoint(pto); |
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} |
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/**
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* Recupera el n?mero de punto que se est? tratando
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* @param n
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*/
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public int getNumberPoint(){ |
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try{
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if(getDialog().getConectorPanel().getDataPointsTabPanel().getTbPoints().getSelectedIndex() == 0) |
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return Integer.valueOf(getDialog().getConectorPanel().getDataPointsTabPanel().getSelectPointsPanel().getTableControlerPanel().getCPoint().getSelectedItem().toString()).intValue() - 1; |
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else
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return Integer.valueOf(getDialog().getConectorPanel().getDataPointsTabPanel().getTablePointsPanel().getTableControlerPanel().getCPoint().getSelectedItem().toString()).intValue() - 1; |
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}catch(NullPointerException exc){ |
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return -1; |
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} |
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} |
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/**
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* Manejo de los controles zoom m?s y zoom menos
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*/
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public void actionPerformed(ActionEvent e) { |
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if(e.getSource() == bZoomMas){
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canvas.calcZoom(0.6);
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canvas.repaint(); |
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} |
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if(e.getSource() == bZoomMenos){
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canvas.calcZoom(1.8);
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canvas.repaint(); |
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} |
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} |
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/**
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* @return Returns the rightControl.
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*/
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public boolean isRightControl() { |
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return rightControl;
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} |
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/**
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* @return Returns the lyrGeoRaster.
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*/
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public FLyrGeoRaster getLyrGeoRaster() {
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return lyrGeoRaster;
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} |
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/**
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* @return Returns the lyrPoints.
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*/
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public FLyrPoints getLyrPoints() {
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try{
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if(lyrPoints == null) |
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this.loadLayer();
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}catch(InstantiationException e){ |
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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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return lyrPoints;
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} |
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/**
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* @return Returns the dialog.
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*/
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public GeoreferencingDialog getDialog() {
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try{
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if(dialog == null) |
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this.loadLayer();
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}catch(InstantiationException e){ |
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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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return dialog;
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} |
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/**
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* Asigna el viewPort recalculado
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* @param vp ViewPort
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*/
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public void setNewViewPort(ViewPort vp){ |
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canvas.setNewViewPort(vp); |
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} |
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/**
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*Limpia el canvas
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*/
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public void clear(){ |
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canvas.setCleanCanvas(true);
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canvas.repaint(); |
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} |
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/**
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* Control que representa la zona de dibujado de la ventana. Este se encarga de
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* repintar el contenido sobre el Graphics2D a partir del viewPort que se le pase
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* @author Nacho Brodin (brodin_ign@gva.es)
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*/
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class CanvasZone extends Canvas implements MouseListener, MouseMotionListener{ |
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private ZoomControlPanel zoomControl = null; |
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private int ancho; |
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private int alto; |
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private FLayers flayers = null; |
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private ViewPort viewPort = null; |
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private ViewPort newViewPort = null; |
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private Point2D centerPoint = null; |
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private int zoom = 20; |
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private boolean dragged = false; |
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private Image dobleBuffer = null; |
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private BufferedImage imgTmp = null; |
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private Graphics dbGraphics = null; |
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private boolean cleanCanvas = false; |
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/**
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* Puntos inicial y final para el desplazamiento del punto de control
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*/
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private Point2D ptoIni = null, ptoFin = null; |
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private Point2D movDragged = null, initCrux = null; |
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public CanvasZone( int anc,int alt, ZoomControlPanel zc) { |
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zoomControl = zc; |
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ancho = anc; |
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alto = alt; |
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this.setSize(ancho, alto);
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this.setBackground(Color.WHITE); |
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imgTmp = new BufferedImage(this.ancho, this.alto, BufferedImage.TYPE_INT_ARGB); |
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dobleBuffer = new BufferedImage(this.ancho, this.alto, BufferedImage.TYPE_INT_ARGB); |
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dbGraphics = dobleBuffer.getGraphics(); |
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} |
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/**
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* Asigna el viewPort
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* @param vp ViewPort
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*/
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public void setViewPort(ViewPort vp){ |
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this.viewPort = vp;
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this.initViewPort();
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} |
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/**
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* Asigna el viewPort recalculado
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* @param vp ViewPort
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*/
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public void setNewViewPort(ViewPort vp){ |
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this.newViewPort = vp;
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} |
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/**
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* Calcula el zoom dependiendo del factor de escala pasado por
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* par?metro.
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*/
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public void calcZoom(double factor){ |
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Rectangle2D.Double r = new Rectangle2D.Double(); |
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double nuevoX = centerPoint.getX() -
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((newViewPort.getExtent().getWidth() * factor) / 2.0);
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double nuevoY = centerPoint.getY() -
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((newViewPort.getExtent().getHeight() * factor) / 2.0);
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r.x = nuevoX; |
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r.y = nuevoY; |
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r.width = newViewPort.getExtent().getWidth() * factor; |
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r.height = newViewPort.getExtent().getHeight() * factor; |
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newViewPort.setExtent(r); |
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} |
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/**
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*Calculamos el viewPort para el zoom de la minimagen
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*/
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public void initViewPort(){ |
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if(centerPoint != null){ |
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newViewPort = this.viewPort.cloneViewPort();
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//Hallamos la relaci?n entre el pixel y las WC a partir de la imagen de la capa
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double relacionPixelWcWidth = ((viewPort.getExtent().getMaxX() - viewPort.getExtent().getMinX()) / zoom)/this.getWidth(); |
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double relacionPixelWcHeight = ((viewPort.getExtent().getMaxY() - viewPort.getExtent().getMinY()) / zoom)/this.getHeight(); |
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double wcOriginX = centerPoint.getX() - ((viewPort.getImageWidth()*relacionPixelWcWidth)/2); |
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double wcOriginY = centerPoint.getY() - ((viewPort.getImageHeight()*relacionPixelWcHeight)/2); |
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double wcDstMinX = wcOriginX;
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double wcDstMinY = wcOriginY;
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double wcDstMaxX = wcDstMinX + (viewPort.getImageWidth()*relacionPixelWcWidth);
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double wcDstMaxY = wcDstMinY + (viewPort.getImageHeight()*relacionPixelWcHeight);
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double wcDstWidth = wcDstMaxX - wcDstMinX;
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double wcDstHeight = wcDstMaxY - wcDstMinY;
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Rectangle2D ext = new Rectangle2D.Double(wcDstMinX, wcDstMinY, wcDstWidth, wcDstHeight); |
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newViewPort.setExtent(ext); |
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newViewPort.setImageSize(new java.awt.Dimension(this.getWidth(), this.getHeight())); |
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newViewPort.setScale(); |
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} |
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} |
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public void loadBuffer(){ |
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Graphics2D gTmp = (Graphics2D)imgTmp.getGraphics(); |
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if(!dragged){
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dbGraphics.setColor( Color.WHITE );
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dbGraphics.fillRect( 0,0,ancho,alto ); |
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gTmp.setColor( Color.WHITE );
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gTmp.fillRect( 0,0,ancho,alto ); |
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try{
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if(newViewPort != null){ |
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if(zoomControl.getNumberPoint() != -1){//Salvamos el miniextent si hay puntos en la lista |
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if(!zoomControl.isRightControl())
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zoomControl.getLyrPoints().setMiniExtent(zoomControl.getNumberPoint(), |
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centerPoint, |
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newViewPort, |
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true);
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else
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zoomControl.getLyrPoints().setMiniExtent(zoomControl.getNumberPoint(), |
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centerPoint, |
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newViewPort, |
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false);
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} |
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//Si no tenemos las capas las cargamos
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if(flayers == null){ |
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View theView = (View) PluginServices.getMDIManager().getActiveView(); |
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flayers = theView.getMapControl().getMapContext().getLayers(); |
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} |
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//dibujamos
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flayers.draw(null, (Graphics2D) dbGraphics, newViewPort,new Cancellable() { |
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public boolean isCanceled() { |
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return false; |
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} |
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},flayers.getFMap().getScaleView()); |
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flayers.draw(null, gTmp, newViewPort,new Cancellable() { |
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public boolean isCanceled() { |
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return false; |
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} |
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},flayers.getFMap().getScaleView()); |
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} |
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}catch (DriverException e) {
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e.printStackTrace(); |
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} |
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}else{
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double x, y;
|
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if(movDragged != null){ |
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x = (movDragged.getX() - ptoIni.getX()) + initCrux.getX(); |
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y = (movDragged.getY() - ptoIni.getY()) + initCrux.getY(); |
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}else{
|
| 479 |
x = ptoIni.getX() + initCrux.getX(); |
| 480 |
y = ptoIni.getY() + initCrux.getY(); |
| 481 |
} |
| 482 |
|
| 483 |
dbGraphics.drawImage(imgTmp, 0, 0, null); |
| 484 |
dbGraphics.setColor( Color.RED );
|
| 485 |
dbGraphics.drawLine((int)(x - 5), (int)y, (int)(x + 5), (int)y); |
| 486 |
dbGraphics.drawLine((int)x, (int)(y - 5), (int)x, (int)(y + 5)); |
| 487 |
} |
| 488 |
} |
| 489 |
|
| 490 |
|
| 491 |
public void update(Graphics g){ |
| 492 |
this.paint(g);
|
| 493 |
} |
| 494 |
|
| 495 |
/**
|
| 496 |
* Dibuja sobre el Graphics2D pasado el viewPort solicitado a
|
| 497 |
* la lista de capas.
|
| 498 |
* @param g
|
| 499 |
*/
|
| 500 |
public void paint( Graphics g ) { |
| 501 |
loadBuffer(); |
| 502 |
if(!cleanCanvas)
|
| 503 |
g.drawImage(dobleBuffer, 0, 0, null); |
| 504 |
else{
|
| 505 |
g.setColor( Color.WHITE );
|
| 506 |
g.fillRect( 0,0,ancho,alto ); |
| 507 |
cleanCanvas = false;
|
| 508 |
} |
| 509 |
} |
| 510 |
|
| 511 |
/**
|
| 512 |
* Asigna el punto donde se centrar? la vista de la minimagen
|
| 513 |
* @param pto Punto central.
|
| 514 |
*/
|
| 515 |
public void setCenterPoint(Point2D pto){ |
| 516 |
this.centerPoint = pto;
|
| 517 |
} |
| 518 |
|
| 519 |
/* (non-Javadoc)
|
| 520 |
* @see java.awt.event.MouseListener#mouseClicked(java.awt.event.MouseEvent)
|
| 521 |
*/
|
| 522 |
public void mouseClicked(MouseEvent ev) { |
| 523 |
|
| 524 |
} |
| 525 |
|
| 526 |
/* (non-Javadoc)
|
| 527 |
* @see java.awt.event.MouseListener#mouseEntered(java.awt.event.MouseEvent)
|
| 528 |
*/
|
| 529 |
public void mouseEntered(MouseEvent arg0) { |
| 530 |
|
| 531 |
} |
| 532 |
|
| 533 |
/* (non-Javadoc)
|
| 534 |
* @see java.awt.event.MouseListener#mouseExited(java.awt.event.MouseEvent)
|
| 535 |
*/
|
| 536 |
public void mouseExited(MouseEvent arg0) { |
| 537 |
|
| 538 |
} |
| 539 |
|
| 540 |
/**
|
| 541 |
* Al pulsar el rat?n sobre la minimagen permitimos que se pueda desplazar la cruz
|
| 542 |
*
|
| 543 |
*/
|
| 544 |
public void mousePressed(MouseEvent ev) { |
| 545 |
this.movDragged = ptoIni = ev.getPoint();
|
| 546 |
try{
|
| 547 |
zoomControl.loadLayer(); |
| 548 |
initCrux = new Point2D.Double(); |
| 549 |
initCrux.setLocation(this.getWidth() / 2, this.getHeight() / 2); |
| 550 |
this.dragged = true; |
| 551 |
repaint(); |
| 552 |
}catch(InstantiationException e){ |
| 553 |
JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), |
| 554 |
PluginServices.getText(this, "error_capa_puntos")); |
| 555 |
} |
| 556 |
} |
| 557 |
|
| 558 |
/* (non-Javadoc)
|
| 559 |
* @see java.awt.event.MouseListener#mouseReleased(java.awt.event.MouseEvent)
|
| 560 |
*/
|
| 561 |
public void mouseReleased(MouseEvent ev) { |
| 562 |
View theView = (View) PluginServices.getMDIManager().getActiveView(); |
| 563 |
ViewPort viewPort = theView.getMapControl().getMapContext().getViewPort(); |
| 564 |
ptoFin = ev.getPoint(); |
| 565 |
this.dragged = false; |
| 566 |
|
| 567 |
double destX = newViewPort.getExtent().getMinX() + ((ptoFin.getX() * (centerPoint.getX() - newViewPort.getExtent().getMinX())) / ptoIni.getX());
|
| 568 |
double destY = newViewPort.getExtent().getMinY() + (((this.getHeight() - ptoFin.getY()) * (centerPoint.getY() - newViewPort.getExtent().getMinY())) / (this.getHeight() - ptoIni.getY())); |
| 569 |
|
| 570 |
if(flayers == null) |
| 571 |
flayers = theView.getMapControl().getMapContext().getLayers(); |
| 572 |
for(int i=0;i<flayers.getLayersCount();i++){ |
| 573 |
FLayer lyr = flayers.getLayer(i); |
| 574 |
if(lyr instanceof FLyrPoints){ |
| 575 |
FLyrPoints lp = (FLyrPoints)lyr; |
| 576 |
|
| 577 |
if(zoomControl.isRightControl()){ //Control de actualizaci?n de pixel de imagen |
| 578 |
Point2D pixelImg = zoomControl.getLyrGeoRaster().world2Img(destX, destY);
|
| 579 |
|
| 580 |
if(pixelImg == null){ |
| 581 |
JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), |
| 582 |
PluginServices.getText(this, "fuera_de_extent")); |
| 583 |
return;
|
| 584 |
} |
| 585 |
zoomControl.getLyrGeoRaster().updateData( Integer.valueOf(zoomControl.getDialog().getSelectPointsPanel().getTableControlerPanel().getCPoint().getSelectedItem().toString()).intValue(),
|
| 586 |
pixelImg, |
| 587 |
null,
|
| 588 |
zoomControl.getDialog(), |
| 589 |
theView, |
| 590 |
lp); |
| 591 |
|
| 592 |
}else{ //Control de actualizaci?n de coordenadas del mundo |
| 593 |
Point2D mapPoint = new Point2D.Double(); |
| 594 |
mapPoint.setLocation(destX, destY); |
| 595 |
zoomControl.getLyrGeoRaster().updateData( Integer.valueOf(zoomControl.getDialog().getSelectPointsPanel().getTableControlerPanel().getCPoint().getSelectedItem().toString()).intValue(),
|
| 596 |
null,
|
| 597 |
mapPoint, |
| 598 |
zoomControl.getDialog(), |
| 599 |
theView, |
| 600 |
lp); |
| 601 |
} |
| 602 |
} |
| 603 |
} |
| 604 |
|
| 605 |
|
| 606 |
repaint(); |
| 607 |
} |
| 608 |
|
| 609 |
/* (non-Javadoc)
|
| 610 |
* @see java.awt.event.MouseMotionListener#mouseDragged(java.awt.event.MouseEvent)
|
| 611 |
*/
|
| 612 |
public void mouseDragged(MouseEvent ev) { |
| 613 |
this.movDragged = ev.getPoint();
|
| 614 |
repaint(); |
| 615 |
|
| 616 |
} |
| 617 |
|
| 618 |
/* (non-Javadoc)
|
| 619 |
* @see java.awt.event.MouseMotionListener#mouseMoved(java.awt.event.MouseEvent)
|
| 620 |
*/
|
| 621 |
public void mouseMoved(MouseEvent arg0) { |
| 622 |
|
| 623 |
} |
| 624 |
|
| 625 |
/**
|
| 626 |
* @param cleanCanvas The cleanCanvas to set.
|
| 627 |
*/
|
| 628 |
public void setCleanCanvas(boolean cleanCanvas) { |
| 629 |
this.cleanCanvas = cleanCanvas;
|
| 630 |
} |
| 631 |
|
| 632 |
} |
| 633 |
|
| 634 |
|
| 635 |
|
| 636 |
|
| 637 |
|
| 638 |
} |