root / branches / v2_0_0_prep / extensions / extRasterTools-SE / src / org / gvsig / rastertools / saveraster / ui / listener / SaveRasterDialogListener.java @ 27772
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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) 2007 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 org.gvsig.rastertools.saveraster.ui.listener; |
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import java.awt.Component; |
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import java.awt.Dimension; |
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import java.awt.event.ActionEvent; |
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import java.io.File; |
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import javax.swing.JOptionPane; |
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import org.gvsig.fmap.geom.GeometryLocator; |
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import org.gvsig.fmap.geom.GeometryManager; |
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import org.gvsig.fmap.geom.Geometry.SUBTYPES; |
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import org.gvsig.fmap.geom.exception.CreateEnvelopeException; |
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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.FLayers; |
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import org.gvsig.fmap.mapcontrol.MapControl; |
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import org.gvsig.gui.beans.buttonspanel.ButtonsPanel; |
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import org.gvsig.gui.beans.buttonspanel.ButtonsPanelEvent; |
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import org.gvsig.gui.beans.buttonspanel.ButtonsPanelListener; |
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import org.gvsig.gui.beans.propertiespanel.PropertiesPanel; |
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import org.gvsig.raster.Configuration; |
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import org.gvsig.raster.RasterLibrary; |
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import org.gvsig.raster.buffer.IQueryableRaster; |
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import org.gvsig.raster.dataset.GeoRasterWriter; |
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import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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import org.gvsig.raster.dataset.Params; |
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import org.gvsig.raster.dataset.io.RasterDriverException; |
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import org.gvsig.raster.util.RasterToolsUtil; |
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import org.gvsig.raster.util.RasterUtilities; |
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import org.gvsig.rastertools.saveraster.operations.RasterizerLayer; |
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import org.gvsig.rastertools.saveraster.operations.SaveRasterActions; |
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import org.gvsig.rastertools.saveraster.operations.SaveRasterProcess; |
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import org.gvsig.rastertools.saveraster.ui.SaveRasterDialog; |
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import org.gvsig.rastertools.saveraster.ui.SaveRasterPanel; |
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import org.gvsig.rastertools.saveraster.ui.properties.WriterPropertiesDialog; |
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import com.iver.andami.PluginServices; |
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/**
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* Clase que gestiona los eventos de los botones del dialogo de Salvar a raster.
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*
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* @version 19/04/2007
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*
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*/
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public class SaveRasterDialogListener implements ButtonsPanelListener { |
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private static final GeometryManager geomManager = GeometryLocator.getGeometryManager(); |
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private SaveRasterDialog dialog = null; |
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private FLayers layers = null; |
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private MapControl mapCtrl = null; |
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private GeoRasterWriter writer = null; |
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/**
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* Constructor
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* @param dialog
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*/
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public SaveRasterDialogListener(SaveRasterDialog dialog, FLayers layers, MapControl mapCtrl) {
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this.dialog = dialog;
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this.layers = layers;
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this.mapCtrl = mapCtrl;
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dialog.addButtonPressedListener(this);
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//Captura de eventos para el bot?n de propiedades
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(dialog.getControlsPanel()).getBProperties().addActionListener(new java.awt.event.ActionListener() {
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public void actionPerformed(java.awt.event.ActionEvent evt) { |
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propsButtonActionPerformed(evt); |
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} |
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}); |
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} |
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/**
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* Eventos para los botones de aplicar, aceptar y cancelar
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* @param e
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*/
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public void actionButtonPressed(ButtonsPanelEvent e) { |
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switch (e.getButton()) {
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case ButtonsPanel.BUTTON_APPLY:
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acceptButtonActionPerformed(e); |
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break;
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case ButtonsPanel.BUTTON_CLOSE:
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dialog.closeJDialog(); |
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break;
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} |
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} |
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/**
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* Acciones realizadas al aceptar.
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* @param e
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* @return true si se ha completado la operaci?n de escritura y false si no se ha hecho
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*/
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private boolean acceptButtonActionPerformed(ButtonsPanelEvent e) { |
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SaveRasterPanel controlPanel = dialog.getControlsPanel(); |
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String fName = dialog.getDataInputListener().getFileName();
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Dimension dimension = new Dimension((int)dialog.getDataInputListener().getWidthInPixels(), |
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(int)dialog.getDataInputListener().getHeightInPixels() );
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//Comprobamos que el en la ruta de destino tengamos permisos de escritura
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File f = new File(fName); |
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if(f.exists())
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if(!RasterToolsUtil.messageBoxYesOrNot("raster_error_file_exists", dialog)) |
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return false; |
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f = new File(fName.substring(0, fName.lastIndexOf(File.separator))); |
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if(f.exists() && f.isDirectory() && !f.canWrite()) {
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RasterToolsUtil.messageBoxError("error_file_not_writable", dialog);
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return false; |
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} |
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dialog.getDataInputListener().resetFileName(); |
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dialog.getDataInputListener().enableButtons(); |
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double lrX = Double.parseDouble(controlPanel.getTInfDerX().getValue()); |
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double lrY = Double.parseDouble(controlPanel.getTInfDerY().getValue()); |
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double ulX = Double.parseDouble(controlPanel.getTSupIzqX().getValue()); |
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double ulY = Double.parseDouble(controlPanel.getTSupIzqY().getValue()); |
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/*double width = 0;
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if(ulX > lrX) width = (ulX - lrX);
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else width = (lrX - ulX);
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double height = 0;
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if(ulY > lrY) height = (ulY - lrY);
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else height = (lrY - ulY);*/
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Envelope ext = null;
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try{
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ext = geomManager.createEnvelope(ulX, lrY, lrX, ulY, SUBTYPES.GEOM2D); |
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}catch(CreateEnvelopeException e1){
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RasterToolsUtil.debug("Error creating the envelope", null, e1); |
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} |
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Params params = getWriterParams(fName); |
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int blockSize = getBlockSize(params, layers);
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ViewPort viewPort = new ViewPort(layers.getProjection());
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viewPort.setBackColor(mapCtrl.getViewPort().getBackColor()); |
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viewPort.setImageSize(dimension); |
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viewPort.setEnvelope(ext); |
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//Creamos el servidor de datos de la vista
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RasterizerLayer rasterizerLayer = new RasterizerLayer(layers, viewPort, blockSize);
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//Creamos la clase con el proceso y lo lanzamos
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SaveRasterProcess saveRasterProcess = new SaveRasterProcess();
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saveRasterProcess.setActions(new SaveRasterActions());
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saveRasterProcess.addParam("viewport", viewPort);
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saveRasterProcess.addParam("dimension", dimension);
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saveRasterProcess.addParam("rasterizerlayer", rasterizerLayer);
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saveRasterProcess.addParam("filename", fName);
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saveRasterProcess.addParam("writerparams", params);
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saveRasterProcess.start(); |
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return true; |
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} |
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/**
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* Funci?n a ejecutar cuando se pulsa el bot?n de propiedades.
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* @param e ActionEvent
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*/
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private void propsButtonActionPerformed(ActionEvent e){ |
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String name = dialog.getDataInputListener().getFileName();
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//Si no se ha seleccionado ning?n fichero salimos
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if(name == null || name.equals("")) |
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return;
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Params params = getWriterParams(name); |
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PropertiesPanel panel = new PropertiesPanel();
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WriterPropertiesDialog dialog = new WriterPropertiesDialog(panel, params);
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PluginServices.getMDIManager().addWindow(dialog); |
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} |
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/**
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* Obtiene los par?metros del driver de escritura. Si el driver no se ha creado a?n se obtienen
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* unos par?metros con la inicializaci?n por defecto. Si se ha creado ya y se han modificado se
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* devuelven los par?metros con las modificaciones. Si se cambia de driver se devolver? un WriterParams
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* como si fuera la primera vez que se abre.
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* @param name Nombre del fichero sobre el que se salva.
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* @return WriterParams
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*/
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private Params getWriterParams(String name) { |
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String ext = RasterUtilities.getExtensionFromFileName(name);
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try {
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if(writer == null) //La primera vez que se obtiene el driver |
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writer = GeoRasterWriter.getWriter(name); |
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else {
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String newType = GeoRasterWriter.getDriverType(ext);
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String oldType = writer.getDriverName();
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if(!newType.equals(oldType)) //Cambio de driver despu?s de haber seleccionado y modificado las propiedades de uno |
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writer = GeoRasterWriter.getWriter(name); |
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} |
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if(writer == null) |
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), PluginServices.getText(this, "no_driver_escritura")); |
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return writer.getParams();
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} catch (NotSupportedExtensionException e1) {
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), PluginServices.getText(this, "no_driver_escritura")); |
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return null; |
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} catch (RasterDriverException e1) {
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JOptionPane.showMessageDialog((Component)PluginServices.getMainFrame(), PluginServices.getText(this, "no_driver_escritura")); |
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return null; |
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} |
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} |
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/**
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* Calculo del tama?o de bloque. Para ello comprueba si el raster est? siendo tileado. Si est? siendo
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* tileado se aplica el alto del tile menor para no pedir un bloque mayor que lo que un servidor puede
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* devolver. Si no est? siendo tileado se devuelve el tama?o de bloque de los par?metros.
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* @param flyrs Capas
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* @param params Par?metros del driver de escritura
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* @return tama?o de bloque
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*/
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private int getBlockSize(Params params, FLayers flyrs) { |
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int blockSize = Configuration.getValue("cache_blockheight", Integer.valueOf(RasterLibrary.blockHeight)).intValue(); |
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blockSize = RasterLibrary.blockHeight; |
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//Recorremos todas las capas comprobando si alguna de ellas implementa RasterOperations y tilea.
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//En ese caso se obtiene el ancho de bloque. El ancho de bloque total ser? el menor obtenido.
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//Esto lo hacemos para que las capas que tilean WMS, WCS, ... no hagan demasiadas peticiones al servidor
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//por tener un ancho de bloque muy peque?o de modo que el ancho del bloque se ajuste al Tile menor
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//soportado por los servidores que intervienen en el salvado.
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int[] wBlock = null; |
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boolean isTiling = false; |
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int block = Integer.MAX_VALUE; |
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for(int i = 0; i < flyrs.getLayersCount(); i++) |
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if(flyrs.getLayer(i) instanceof IQueryableRaster) |
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if(((IQueryableRaster)flyrs.getLayer(i)).isTiled()){
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wBlock = ((IQueryableRaster)flyrs.getLayer(i)).getTileSize(); |
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if((wBlock[0] - 1)< block){ |
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block = wBlock[0] - 1; |
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isTiling = true;
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} |
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} |
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if(isTiling) {
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params.changeParamValue("blocksize", String.valueOf(block)); |
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return block;
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} |
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return blockSize;
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} |
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} |