svn-gvsig-desktop / trunk / extensions / extRasterTools-SE / src / org / gvsig / rastertools / cutting / CuttingProcess.java @ 11423
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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) 2005 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.cutting; |
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import java.io.IOException; |
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import org.gvsig.gui.beans.incrementabletask.IncrementableEvent; |
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import org.gvsig.gui.beans.incrementabletask.IncrementableListener; |
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import org.gvsig.gui.beans.incrementabletask.IncrementableTask; |
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import org.gvsig.raster.buffer.BufferFactory; |
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import org.gvsig.raster.dataset.GeoRasterWriter; |
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import org.gvsig.raster.dataset.IBuffer; |
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import org.gvsig.raster.dataset.InvalidSetViewException; |
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import org.gvsig.raster.dataset.NotSupportedExtensionException; |
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import org.gvsig.raster.dataset.RasterDriverException; |
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import org.gvsig.raster.dataset.RasterMultiDataset; |
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import org.gvsig.raster.dataset.WriterParams; |
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import org.gvsig.raster.shared.Extent; |
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import org.gvsig.rastertools.cutting.ui.listener.CuttingPanelListener; |
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/**
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* <code>CuttingProcess</code> es un proceso que usa un <code>Thread</code>
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* para calcular el recorte de una capa.
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*
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* @version 24/04/2007
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* @author Borja S?nchez Zamorano (borja.sanchez@iver.es)
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*/
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public class CuttingProcess implements Runnable, IncrementableListener { |
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private String fileName = ""; |
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private IncrementableTask incrementableTask = null; |
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private volatile Thread blinker = null; |
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private WriterBufferServer writerBufferServer = null; |
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private RasterMultiDataset rasterMultiDataset = null; |
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private Extent extent = null; |
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private boolean oneLayerPerBand = false; |
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private int[] drawableBands = null; |
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private CuttingPanelListener cuttingPanelListener = null; |
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private int[] dValues = null; |
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private boolean cancel = false; |
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private GeoRasterWriter grw = null; |
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/**
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* Variables de la resoluci?n de salida
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*/
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private int resolutionWidth = 0, resolutionHeight = 0; |
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/**
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* Crea un <code>CuttingProcess</code> para generar un recorte
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* @param cuttingPanelListener
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* @param dValues
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* @param fileName
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* @param writerBufferServer
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* @param rasterMultiDataset
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* @param extent
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* @param drawableBands
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* @param oneLayerPerBand
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*/
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public CuttingProcess(CuttingPanelListener cuttingPanelListener, int[] dValues, String fileName, WriterBufferServer writerBufferServer, RasterMultiDataset rasterMultiDataset, Extent extent, int[] drawableBands, boolean oneLayerPerBand) { |
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this.fileName = fileName;
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this.writerBufferServer = writerBufferServer;
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this.rasterMultiDataset = rasterMultiDataset;
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this.extent = extent;
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this.oneLayerPerBand = oneLayerPerBand;
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this.drawableBands = drawableBands;
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this.cuttingPanelListener = cuttingPanelListener;
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this.dValues = dValues;
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} |
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/**
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* Arranca el proceso de recorte de un layer
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*/
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public void start() { |
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cancel = false;
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blinker = new Thread(this); |
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blinker.start(); |
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} |
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/**
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* Establecer la resolucion de salida al crear el recorte
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* @param width
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* @param height
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*/
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public void setResolution(int width, int height) { |
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resolutionWidth = width; |
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resolutionHeight = height; |
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} |
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/**
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* M?todo donde se ejecutar? el Thread, aqu? se genera el recorte
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*/
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public void run() { |
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try {
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BufferFactory bufferFactory = new BufferFactory(rasterMultiDataset);
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bufferFactory.clearDrawableBand(); |
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bufferFactory.addDrawableBands(drawableBands); |
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try {
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bufferFactory.setAreaOfInterest(dValues[0], dValues[3], dValues[2] - dValues[0], dValues[1] - dValues[3], resolutionWidth, resolutionHeight); |
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} catch (InvalidSetViewException e) {
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e.printStackTrace(); |
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} |
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if(cancel)
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return;
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IBuffer buffer = bufferFactory.getRasterBuf(); |
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if (oneLayerPerBand) {
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for (int i = 0; i < drawableBands.length; i++) { |
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if(cancel)
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return;
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String f = fileName + "_B" + drawableBands[i] + ".tif"; |
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writerBufferServer.setBuffer(buffer, i); |
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grw = GeoRasterWriter.getWriter(writerBufferServer, f, |
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1, extent, buffer.getWidth(), buffer.getHeight(),
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buffer.getDataType(), GeoRasterWriter.getWriter(f).getParams()); |
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grw.dataWrite(); |
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grw.writeClose(); |
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if(!cancel)
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cuttingPanelListener.cutFinalize(f); |
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} |
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} else {
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writerBufferServer.setBuffer(buffer, -1);
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grw = GeoRasterWriter.getWriter(writerBufferServer, fileName + ".tif",
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buffer.getBandCount(), extent, buffer.getWidth(), buffer.getHeight(), |
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buffer.getDataType(), GeoRasterWriter.getWriter(fileName + ".tif").getParams());
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grw.dataWrite(); |
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grw.writeClose(); |
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if(!cancel)
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cuttingPanelListener.cutFinalize(fileName + ".tif");
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} |
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} catch (NotSupportedExtensionException e) {
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e.printStackTrace(); |
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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} catch (IOException e) { |
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e.printStackTrace(); |
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} |
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if (incrementableTask != null) |
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incrementableTask.processFinalize(); |
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} |
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/**
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* Establece el <code>IncrementableTask</code>
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* @param value
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*/
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public void setIncrementableTask(IncrementableTask value) { |
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incrementableTask = value; |
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incrementableTask.addIncrementableListener(this);
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.gui.beans.incrementabletask.IncrementableListener#actionCanceled(org.gvsig.gui.beans.incrementabletask.IncrementableEvent)
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*/
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public void actionCanceled(IncrementableEvent e) { |
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if(writerBufferServer != null) |
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writerBufferServer.setCanceled(true, 0); |
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if(grw != null) |
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grw.writeCancel(); |
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cancel = true;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.gui.beans.incrementabletask.IncrementableListener#actionResumed(org.gvsig.gui.beans.incrementabletask.IncrementableEvent)
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*/
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public void actionResumed(IncrementableEvent e) { |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.gui.beans.incrementabletask.IncrementableListener#actionSuspended(org.gvsig.gui.beans.incrementabletask.IncrementableEvent)
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*/
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public void actionSuspended(IncrementableEvent e) { |
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} |
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} |