svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / drivers / raster / CmsRasterDriver.java @ 8360
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/*
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* Created on 17-dic-2004
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*/
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/* gvSIG. Sistema de Informaci?n Geogr?fica de la Generalitat Valenciana
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*
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* Copyright (C) 2004 IVER T.I. and Generalitat Valenciana.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,USA.
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*
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* For more information, contact:
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*
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* Generalitat Valenciana
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* Conselleria d'Infraestructures i Transport
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* Av. Blasco Ib??ez, 50
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* 46010 VALENCIA
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* SPAIN
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*
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* +34 963862235
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* gvsig@gva.es
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* www.gvsig.gva.es
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*
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* or
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*
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* IVER T.I. S.A
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* Salamanca 50
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* 46005 Valencia
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* Spain
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*
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* +34 963163400
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* dac@iver.es
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*/
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package com.iver.cit.gvsig.fmap.drivers.raster; |
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import java.awt.Dimension; |
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import java.awt.Graphics2D; |
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import java.awt.Image; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.awt.image.DataBuffer; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import org.cresques.cts.ICoordTrans; |
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import org.cresques.cts.IProjection; |
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import org.cresques.filter.RasterFilterStack; |
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import org.cresques.geo.ViewPortData; |
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import org.cresques.io.ErmapperWriter; |
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import org.cresques.io.GdalFile; |
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import org.cresques.io.GdalWriter; |
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import org.cresques.io.GeoRasterFile; |
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import org.cresques.io.JpegWriter; |
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import org.cresques.px.Extent; |
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import org.cresques.px.PxRaster; |
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import com.iver.cit.gvsig.fmap.ViewPort; |
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import com.iver.cit.gvsig.fmap.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver; |
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/**
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* Driver de raster (tal y como los abre CMS.
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* Primera aproximaci?n al raster. Borrador para revisar.
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*
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* @author Luis W. Sevilla (sevilla_lui@gva.es)
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*/
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public class CmsRasterDriver implements GeorreferencedRasterDriver { |
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private File file = null; |
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private IProjection proj = null; |
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private GeoRasterFile rasterFile = null; |
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private PxRaster raster = null; |
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private Extent tempExtent = null; |
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int trans = 255; |
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static {
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// Fuerza la carga del soporte de img (gdal):
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System.err.println("CmsRasterDriver: inicializando"); |
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Class c[] = {GdalFile.class, GdalWriter.class, ErmapperWriter.class, JpegWriter.class}; |
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} |
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/* (non-Javadoc)
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* @see com.hardcode.driverManager.Driver#getName()
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*/
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public String getName() { |
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return "gvSIG Image Driver"; |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#open(java.io.File)
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*/
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public void open(File f) throws IOException { |
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file = f; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#close()
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*/
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public void close() throws IOException { |
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rasterFile.close(); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#initialize()
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*/
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public void initialize() throws IOException { |
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if (proj != null){ |
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String fName = file.getAbsolutePath();
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int test = fName.indexOf("ecwp:"); |
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if (test != -1) { |
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String urlECW = fName.substring(test + 6); |
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//urlECW.replaceAll("\\", "/");
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fName = "ecwp://" + urlECW;
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System.err.println(test+" "+fName); |
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} |
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rasterFile = GeoRasterFile.openFile(proj, fName); |
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//rasterFile.load();
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createPxRaster(); |
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} else
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throw new IOException("Proyecci?n no asignada"); |
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System.out.println(getName()+": Inicializado (con PxRaster)"); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver#initialize(org.cresques.cts.IProjection)
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*/
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public void initialize(IProjection proj) throws IOException { |
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this.proj = proj;
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rasterFile = GeoRasterFile.openFile(proj, file.getAbsolutePath()); |
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//rasterFile.load();
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createPxRaster(); |
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} |
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private void createPxRaster() { |
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raster = new PxRaster(rasterFile, null, rasterFile.getExtent()); |
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raster.setTransparency(false);
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} |
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/**
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* A?ade un fichero al PxRaste
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* @param fileName Nombre del fichero a a?adir
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*/
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public void addFile(String fileName){ |
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if(raster!=null) |
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raster.addFile(fileName); |
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} |
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/**
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* Elimina un fichero al PxRaste
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* @param fileName Nombre del fichero a a?adir
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*/
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public void delFile(String fileName){ |
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if(raster!=null) |
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raster.delFile(fileName); |
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver#getFullExtent()
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*/
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public Rectangle2D getFullExtent() { |
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return rasterFile.getExtent().toRectangle2D();
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} |
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public int getTransparency() { |
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return 255-(raster.getAlpha()); |
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} |
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public void setTransparency(int trans) { |
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this.trans = trans;
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if (raster != null) { |
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raster.setTransparency(trans); |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#draw(java.awt.image.BufferedImage, java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort)
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*/
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public void draw(BufferedImage image, Graphics2D g, ViewPort vp) throws DriverIOException { |
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//Comentamos temporalmente el c?digo de Vicente y restauramos el que habia
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/*Dimension imgSz=new Dimension(image.getWidth(),image.getHeight());
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Rectangle2D r=vp.getAdjustedExtent();
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Extent e=new Extent(r);*/
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Extent e = new Extent(vp.getAdjustedExtent());
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Dimension imgSz = vp.getImageSize();
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ViewPortData vp2 = new ViewPortData(vp.getProjection(), e, imgSz );
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vp2.setMat(vp.getAffineTransform()); |
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raster.draw(g, vp2); |
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver#getProjection()
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*/
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public IProjection getProjection() {
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return proj;
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver#setProjection(org.cresques.cts.IProjection)
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*/
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public void setProjection(IProjection proj) { |
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this.proj = proj;
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getNumBands()
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*/
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public int getNumBands() { |
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return rasterFile.getBandCount();
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getPixel(int, int, byte[])
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*/
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public byte[] getPixel(int x, int y, byte[] dArray) { |
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// TODO Auto-generated method stub
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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.drivers.RasterDriver#getPixel(int, int, int[])
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*/
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public int[] getPixel(int x, int y, int[] dArray) { |
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// TODO Auto-generated method stub
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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.drivers.RasterDriver#getRasterDataType()
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*/
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public int getRasterDataType() { |
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return raster.getDataType();
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getData(int, int, int)
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*/
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public Object getData(int x, int y, int band) { |
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return raster.getFiles()[0].getData(x, y, band); |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getDataAsByte(int, int, int)
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*/
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public byte getDataAsByte(int x, int y, int band) { |
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// TODO Auto-generated method stub
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return 0; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getDataAsFloat(int, int, int)
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*/
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public float getDataAsFloat(int x, int y, int band) { |
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// TODO Auto-generated method stub
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return 0; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getDataAsDouble(int, int, int)
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*/
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public double getDataAsDouble(int x, int y, int band) { |
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// TODO Auto-generated method stub
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return 0; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getDataAsInt(int, int, int)
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*/
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public int getDataAsInt(int x, int y, int band) { |
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// TODO Auto-generated method stub
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return 0; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#fileAccepted(java.io.File)
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*/
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public boolean fileAccepted(File file) { |
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return GeoRasterFile.fileIsSupported(file.getName());
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.drivers.RasterDriver#getImage(java.awt.Dimension, java.awt.geom.Rectangle2D, org.cresques.cts.ICoordTrans)
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*/
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public Image getImage(Dimension size, Rectangle2D userSize, ICoordTrans rp) { |
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// TODO Auto-generated method stub
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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.drivers.RasterDriver#getAttributes()
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* ?AVISO! Variar los tipos de datos devueltos puede hacer que alguna extensi?n
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* no funcione bien. Se pueden a?adir atributos pero no es recomendable quitar ninguno.
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*/
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public ArrayList getAttributes() { |
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ArrayList attr = new ArrayList(); |
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String dataType = "Byte"; |
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if (rasterFile.getDataType() == DataBuffer.TYPE_BYTE) dataType = "Byte"; |
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else if (rasterFile.getDataType() == DataBuffer.TYPE_SHORT) |
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dataType = "Short";
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else if (rasterFile.getDataType() == DataBuffer.TYPE_USHORT) |
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dataType = "Unsigned Short";
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else if (rasterFile.getDataType() == DataBuffer.TYPE_INT) |
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dataType = "Integer";
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else if (rasterFile.getDataType() == DataBuffer.TYPE_FLOAT) |
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dataType = "Float";
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else if (rasterFile.getDataType() == DataBuffer.TYPE_DOUBLE) |
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dataType = "Double";
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else
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dataType = "Unknown";
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Object [][] a = { |
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{"Filename",rasterFile.getName()},
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{"Filesize",new Long(rasterFile.getFileSize())},
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{"Width",new Integer(rasterFile.getWidth())},
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{"Height", new Integer(rasterFile.getHeight())},
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{"Bands", new Integer(rasterFile.getBandCount())}
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// {"BandDataType", dataType}
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}; |
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for (int i=0; i<a.length; i++) |
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attr.add(a[i]); |
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return attr;
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} |
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/**
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* Devuelve el colorBand activo en la banda especificada.
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* @param flag banda.
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* @return color de banda activo
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*/
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public int getBand(int flag){ |
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return raster.getBand(flag);
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} |
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/**
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* Devuelve la posici?n del fichero para la banda especificada.
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* @param flag banda.
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* @return posici?n del fichero
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*/
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public int getPosFile(int flag){ |
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return raster.getPosFile(flag);
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} |
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/**
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* Activa o desactiva la transparencia
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* @param t true activa la transparencia y false la desactiva
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*/
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public void setTransparency(boolean t){ |
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raster.setTransparency(t); |
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} |
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/**
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* Asocia un colorBand al rojo, verde o azul.
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* @param flag cual (o cuales) de las bandas.
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* @param nBand que colorBand
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*/
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public void setBand(int flag, int nBand){ |
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raster.setBand(flag, nBand); |
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} |
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/**
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* Obtiene la pila de filtros
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* @return pila de filtros
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*/
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public RasterFilterStack getFilterStack(){
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return raster.filterStack;
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} |
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/**
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* Asigna la pila de filtros
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* @return pila de filtros
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*/
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public void setFilterStack(RasterFilterStack stack){ |
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raster.filterStack = stack; |
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} |
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/**
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* Obtiene el valor del pixel del Image en la posici?n x,y
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* @param x Posici?n x
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* @param y Posici?n y
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* @return valor de pixel
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*/
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public int[] getPixel(double wcx, double wcy){ |
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return raster.getPixel(wcx, wcy);
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} |
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/**
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*
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*/
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public GeoRasterFile [] getFiles(){ |
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return raster.getFiles();
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} |
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/**
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* Obtiene el flag que dice si la imagen est? o no georreferenciada
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* @return true si est? georreferenciada y false si no lo est?.
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*/
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public boolean isGeoreferenced() { |
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return rasterFile.isGeoreferenced();
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} |
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/**
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* Asigna una transformaci?n al georrasterfile para la transformar la
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* asignaci?n de setView. Del mismo modo asigna los extents a PxRaster para
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* transformar la visualizaci?n.
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* @param t Matriz de transformaci?n
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*/
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public void setAffineTransform(AffineTransform t){ |
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for (int i = 0; i < raster.getFiles().length; i++) { |
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raster.getFiles()[i].setAffineTransform(t); |
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raster.setExtent(raster.getFiles()[i].getExtent()); |
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raster.setExtentForRequest(raster.getFiles()[i].getExtentForRequest()); |
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} |
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} |
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public AffineTransform getAffineTransform(){ |
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return raster.getFiles()[0].getAffineTransform(); |
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} |
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} |