svn-gvsig-desktop / trunk / libraries / libFMap / src / com / iver / cit / gvsig / fmap / layers / FLyrRaster.java @ 4234
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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.layers; |
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import java.awt.Dimension; |
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import java.awt.Graphics2D; |
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import java.awt.Point; |
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import java.awt.Rectangle; |
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import java.awt.geom.AffineTransform; |
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import java.awt.geom.NoninvertibleTransformException; |
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import java.awt.geom.Rectangle2D; |
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import java.awt.image.BufferedImage; |
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import java.io.File; |
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import java.lang.reflect.Constructor; |
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import java.lang.reflect.InvocationTargetException; |
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import java.util.ArrayList; |
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import org.cresques.cts.IProjection; |
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import org.cresques.io.raster.RasterBuf; |
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import org.cresques.io.raster.RasterFilterStack; |
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import org.cresques.io.raster.RasterStats; |
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import org.cresques.io.raster.RasterStats.History; |
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import org.cresques.px.Extent; |
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import com.hardcode.driverManager.Driver; |
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import com.hardcode.driverManager.DriverLoadException; |
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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.drivers.DriverIOException; |
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import com.iver.cit.gvsig.fmap.drivers.GeorreferencedRasterDriver; |
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import com.iver.cit.gvsig.fmap.operations.Cancellable; |
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import com.iver.utiles.XMLEntity; |
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/**
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* Clase b?sica de capa raster.
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*
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* @author Vicente Caballero Navarro
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*/
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public class FLyrRaster extends FLyrDefault implements RasterOperations { |
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private RasterAdapter source;
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boolean isPrinting = false; |
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boolean mustTileDraw = false; |
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boolean mustTilePrint = true; |
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int maxTileDrawWidth = -1; |
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int maxTileDrawHeight = -1; |
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int maxTilePrintWidth = 1500; |
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int maxTilePrintHeight = 1500; |
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private StatusRasterInterface status = null; |
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private boolean firstLoad = false; |
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private int posX = 0, posY = 0; |
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private double posXWC = 0, posYWC = 0; |
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private int r = 0, g = 0, b = 0; |
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private boolean removeRasterFlag = true; |
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/**
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* Devuelve el RasterAdapter de la capa.
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*
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* @return RasterAdapter.
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*/
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public RasterAdapter getSource() {
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return source;
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} |
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/**
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* Inserta el RasterAdapter.
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*
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* @param ra RasterAdapter.
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*/
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public void setSource(RasterAdapter ra) { |
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source = ra; |
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} |
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/**
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* Devuelve la pila de filtros aplicada sobre la capa raster.
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*
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* @return RasterFilterStack.
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*/
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public RasterFilterStack getFilterStack(){
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return source.getFilterStack();
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} |
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/**
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* Asignar el estado del raster
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* @param status
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*/
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public void setStatus(StatusRasterInterface status){ |
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this.status = status;
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} |
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/**
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* Asigna la pila de filtros aplicada al raster
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* @return
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*/
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public void setFilterStack(RasterFilterStack stack){ |
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source.setFilterStack(stack); |
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} |
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/**
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* Obtiene el estado del raster
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* @return
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*/
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public StatusRasterInterface getStatus(){
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return this.status; |
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} |
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/**
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* Asigna la posici?n en la que se ha hecho click al mostrar
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* informaci?n del raster.
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* @param x Posici?n en X
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* @param y Posici?n en Y
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*/
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public void setPos(int x, int y){ |
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this.posX = x;
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this.posY = y;
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} |
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/**
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* Asigna la posici?n en coordenadas del mundo real en la que se ha
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* hecho click al mostrar informaci?n del raster.
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* @param x Posici?n en X
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* @param y Posici?n en Y
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*/
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public void setPosWC(double x, double y){ |
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this.posXWC = x;
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this.posYWC = y;
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} |
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/**
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* Asigna RGB en la posici?n en la que se ha
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* hecho click al mostrar informaci?n del raster.
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* @param r valor de rojo
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* @param g valor de verde
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* @param b valor de azul
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*/
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public void setRGB(int r, int g, int b){ |
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this.r = r;
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this.g = g;
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this.b = b;
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#load()
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*/
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public void load() throws DriverIOException { |
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((RasterFileAdapter) source).start(); |
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((RasterFileAdapter) source).setTransparency(getTransparency()); |
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} |
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/**
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* @see com.iver.cit.gvsig.fmap.layers.LayerOperations#draw(java.awt.image.BufferedImage,
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* java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort,
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* com.iver.cit.gvsig.fmap.operations.Cancellable)
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*/
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public void draw(BufferedImage image, Graphics2D g, ViewPort vp, |
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Cancellable cancel,double scale) throws DriverException { |
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if (isWithinScale(scale)){
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try {
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if(status!=null && firstLoad){ |
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((RasterFileAdapter) source).draw(image, g, vp, cancel); |
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status.applyStatus(this);
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firstLoad = false;
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} |
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((RasterFileAdapter) source).draw(image, g, vp, cancel); |
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} catch (DriverIOException e) {
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throw new DriverException(e); |
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} |
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if (getVirtualLayers() != null) { |
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getVirtualLayers().draw(image, g, vp, cancel,scale); |
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} |
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} |
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} |
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/**
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* Inserta la proyecci?n.
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*
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* @param proj Proyecci?n.
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*/
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public void setProjection(IProjection proj) { |
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super.setProjection(proj);
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if (source != null && source.getDriver() != null && source.getDriver() instanceof GeorreferencedRasterDriver) { |
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GeorreferencedRasterDriver geoDrv = (GeorreferencedRasterDriver) source.getDriver(); |
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if (geoDrv.getProjection() == null) { |
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geoDrv.setProjection(proj); |
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} |
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} |
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} |
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public void setTransparency(int trans) { |
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super.setTransparency(trans);
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((RasterFileAdapter) source).setTransparency(trans); |
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// TODO LWS Guarradita para actualizar el MapControl con ApplyButton
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if (getFMap() != null) |
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getFMap().invalidate(); |
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} |
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public int getTransparency() { |
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return ((RasterFileAdapter) source).getTransparency();
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} |
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/*
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* @see com.iver.cit.gvsig.fmap.layers.LayerOperations#getFullExtent()
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*/
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public Rectangle2D getFullExtent() throws DriverException { |
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return ((RasterFileAdapter) source).getFullExtent();
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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 ((RasterFileAdapter) source).getPixel(wcx, wcy);
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} |
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public double getMaxX(){ |
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try {
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return this.getFullExtent().getMaxX(); |
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}catch(DriverException e){
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return 0D; |
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} |
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} |
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public double getMaxY(){ |
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try {
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return this.getFullExtent().getMaxY(); |
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}catch(DriverException e){
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return 0D; |
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} |
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} |
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public double getMinX(){ |
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try {
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return this.getFullExtent().getMinX(); |
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}catch(DriverException e){
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return 0D; |
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} |
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} |
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public double getMinY(){ |
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try {
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return this.getFullExtent().getMinY(); |
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}catch(DriverException e){
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return 0D; |
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} |
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} |
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public double getHeight(){ |
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try {
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return this.getFullExtent().getHeight(); |
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}catch(DriverException e){
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return 0D; |
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} |
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} |
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public double getWidth(){ |
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try {
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return this.getFullExtent().getWidth(); |
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}catch(DriverException e){
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return 0D; |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.layerOperations.InfoByPoint#queryByPoint(java.awt.Point)
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*/
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public String queryByPoint(Point p) throws DriverException { |
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String data = "<file:"+normalizeAsXMLTag(getName())+">\n"; |
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ArrayList attr = source.getAttributes();
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data += " <raster\n";
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data += " File=\""+((RasterFileAdapter) source).getFile()+"\"\n"; |
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for (int i=0; i<attr.size(); i++) { |
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Object [] a = (Object []) attr.get(i); |
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data += " "+a[0].toString()+"="; |
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if (a[1].toString() instanceof String) |
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data += "\""+a[1].toString()+"\"\n"; |
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else
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data += a[1].toString()+"\n"; |
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} |
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data += " Point=\""+posX+" , "+posY+"\"\n"; |
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data += " Point_WC=\""+posXWC+" , "+posYWC+"\"\n"; |
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data += " RGB=\""+r+", "+g+", "+b+"\"\n"; |
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data += " />\n";
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data += "</file:"+normalizeAsXMLTag(getName())+">\n"; |
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//System.out.println(data);
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return data;
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} |
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/**
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* Filters a string for being suitable as XML Tag, erasing
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* all not alphabetic or numeric characters.
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* @param s
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* @return string normalized
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*/
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public String normalizeAsXMLTag(String s) { |
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return s.replaceAll("[^a-zA-Z0-9]",""); |
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} |
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/**
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* Obtiene atributos a partir de un georasterfile
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* @return
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*/
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public ArrayList getAttributes() { |
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return source.getAttributes();
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} |
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/**
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* @throws XMLException
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#getProperties()
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*/
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public XMLEntity getXMLEntity() throws XMLException { |
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XMLEntity xml = super.getXMLEntity();
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if (source instanceof RasterFileAdapter) { |
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xml.putProperty("file", ((RasterFileAdapter) source).getFile());
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} |
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xml.putProperty("driverName", getSource().getDriver().getName());
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//Si no hay ning?n Status aplicamos el StatusLayerRaster que se usa por defecto
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if(status == null) |
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status = new StatusLayerRaster();
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status.getXMLEntity(xml, true, this); |
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return xml;
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} |
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public void setXMLEntity03(XMLEntity xml) |
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throws XMLException {
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super.setXMLEntity(xml);
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try {
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Driver d = LayerFactory.getDM().getDriver(
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xml.getStringProperty("driverName"));
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File f = new File(xml.getStringProperty("file")); |
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RasterAdapter adapter = new RasterFileAdapter(f);
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adapter.setDriver(d); |
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setSource(adapter); |
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// Para notificar al adapter-driver cual es la proyecci?n.
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setProjection(super.getProjection());
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} catch (DriverLoadException e) {
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throw new XMLException(e); |
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} |
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} |
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public void setXMLEntity(XMLEntity xml) |
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throws XMLException {
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super.setXMLEntity(xml);
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try {
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Driver d = LayerFactory.getDM().getDriver(
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xml.getStringProperty("driverName"));
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File f = new File(xml.getStringProperty("file")); |
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RasterAdapter adapter = new RasterFileAdapter(f);
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adapter.setDriver(d); |
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setSource(adapter); |
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// Para notificar al adapter-driver cual es la proyecci?n.
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setProjection(super.getProjection());
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//Inicializamos la clase a la que se usa por defecto para
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//compatibilidad con proyectos antiguos
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String claseStr = StatusLayerRaster.defaultClass;
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if (xml.contains("raster.class")) { |
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claseStr = xml.getStringProperty("raster.class");
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} |
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if(status!=null) |
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status.setXMLEntity(xml, this);
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else{
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//Cuando cargamos un proyecto
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if(claseStr!=null && !claseStr.equals("")){ |
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try{
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Class clase = Class.forName(claseStr); |
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Constructor constr = clase.getConstructor(null); |
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status = (StatusRasterInterface)constr.newInstance(null);
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if(status!=null) |
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status.setXMLEntity(xml, this);
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}catch(ClassNotFoundException exc){ |
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exc.printStackTrace(); |
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}catch(InstantiationException exc){ |
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exc.printStackTrace(); |
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}catch(IllegalAccessException exc){ |
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exc.printStackTrace(); |
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}catch(NoSuchMethodException exc){ |
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exc.printStackTrace(); |
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}catch(InvocationTargetException exc){ |
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exc.printStackTrace(); |
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} |
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} |
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} |
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firstLoad = true;
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} catch (DriverLoadException e) {
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throw new XMLException(e); |
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} |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.FLayer#print(java.awt.Graphics2D, com.iver.cit.gvsig.fmap.ViewPort, com.iver.cit.gvsig.fmap.operations.Cancellable)
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*/
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public void print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale) |
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throws DriverException {
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if (isVisible() && isWithinScale(scale)){
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isPrinting = true;
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if (!mustTilePrint) {
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draw(null, g, viewPort, cancel,scale);
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} else {
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// Para no pedir imagenes demasiado grandes, vamos
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// a hacer lo mismo que hace EcwFile: chunkear.
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// Llamamos a drawView con cuadraditos m?s peque?os
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// del BufferedImage ni caso, cuando se imprime viene con null
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Tiling tiles = new Tiling(maxTilePrintWidth, maxTilePrintHeight, g.getClipRect());
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tiles.setAffineTransform((AffineTransform) viewPort.getAffineTransform().clone());
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//Si es la primera lectura salvamos los valores de m?ximo y m?nimo para la aplicaci?n
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//de realce si la imagen es de 16 bits.
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RasterStats stats = getSource().getFilterStack().getStats(); |
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if(stats != null) |
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stats.history.add(stats.new History(getName(), stats.minBandValue, stats.maxBandValue, stats.secondMinBandValue, stats.secondMaxBandValue)); |
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for (int tileNr=0; tileNr < tiles.getNumTiles(); tileNr++) { |
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// Parte que dibuja
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try {
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ViewPort vp = tiles.getTileViewPort(viewPort, tileNr); |
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draw(null, g, vp, cancel,scale);
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} catch (NoninvertibleTransformException e) { |
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// TODO Auto-generated catch block
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e.printStackTrace(); |
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} |
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} |
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|
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if(stats != null){ |
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getSource().getFilterStack().getStats().history.clear(); |
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stats = getSource().getFilterStack().getStats(); |
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} |
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|
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} |
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isPrinting = false;
|
| 493 |
} |
| 494 |
} |
| 495 |
|
| 496 |
public void _print(Graphics2D g, ViewPort viewPort, Cancellable cancel,double scale) |
| 497 |
throws DriverException {
|
| 498 |
// Para no pedir imagenes demasiado grandes, vamos
|
| 499 |
// a hacer lo mismo que hace EcwFile: chunkear.
|
| 500 |
// Llamamos a drawView con cuadraditos m?s peque?os
|
| 501 |
// del BufferedImage ni caso, cuando se imprime viene con null
|
| 502 |
|
| 503 |
int numW, numH;
|
| 504 |
int stepX, stepY;
|
| 505 |
int xProv, yProv, wProv, hProv;
|
| 506 |
double xProvD, yProvD, wProvD, hProvD;
|
| 507 |
int A = 1500; |
| 508 |
int H = 1500; |
| 509 |
int altoAux, anchoAux;
|
| 510 |
|
| 511 |
AffineTransform mat = (AffineTransform) viewPort.getAffineTransform().clone(); |
| 512 |
|
| 513 |
// Vamos a hacerlo en trozos de AxH
|
| 514 |
Rectangle r = g.getClipRect();
|
| 515 |
numW = (int) (r.width) / A;
|
| 516 |
numH = (int) (r.height) / H;
|
| 517 |
|
| 518 |
|
| 519 |
double[] srcPts = new double[8]; |
| 520 |
double[] dstPts= new double[8]; |
| 521 |
|
| 522 |
yProv = (int) r.y;
|
| 523 |
for (stepY=0; stepY < numH+1; stepY++) |
| 524 |
{
|
| 525 |
if ((yProv + H) > r.getMaxY())
|
| 526 |
altoAux = (int) r.getMaxY() - yProv;
|
| 527 |
else
|
| 528 |
altoAux = H; |
| 529 |
|
| 530 |
xProv = (int) r.x;
|
| 531 |
for (stepX=0; stepX < numW+1; stepX++) |
| 532 |
{
|
| 533 |
if ((xProv + A) > r.getMaxX())
|
| 534 |
anchoAux = (int) r.getMaxX() - xProv;
|
| 535 |
else
|
| 536 |
anchoAux = A; |
| 537 |
|
| 538 |
Rectangle newRect = new Rectangle(xProv, yProv, anchoAux, altoAux); |
| 539 |
|
| 540 |
// Parte que dibuja
|
| 541 |
srcPts[0] = xProv;
|
| 542 |
srcPts[1] = yProv;
|
| 543 |
srcPts[2] = xProv + anchoAux+1; |
| 544 |
srcPts[3] = yProv;
|
| 545 |
srcPts[4] = xProv + anchoAux+1; |
| 546 |
srcPts[5] = yProv + altoAux+1; |
| 547 |
srcPts[6] = xProv;
|
| 548 |
srcPts[7] = yProv + altoAux+1; |
| 549 |
|
| 550 |
try {
|
| 551 |
mat.inverseTransform(srcPts, 0, dstPts, 0, 4); |
| 552 |
Rectangle2D.Double rectCuadricula = new Rectangle2D.Double( |
| 553 |
dstPts[0], dstPts[1], |
| 554 |
dstPts[2] - dstPts[0], dstPts[5]-dstPts[3]); |
| 555 |
Extent extent = new Extent(rectCuadricula);
|
| 556 |
|
| 557 |
Dimension tam = new Dimension(anchoAux+1, altoAux+1); |
| 558 |
ViewPort vp = viewPort.cloneViewPort(); |
| 559 |
vp.setImageSize(tam); |
| 560 |
vp.setExtent(rectCuadricula); |
| 561 |
vp.setAffineTransform(mat); |
| 562 |
// ViewPortData vp = new ViewPortData(getProjection(), extent, tam);
|
| 563 |
// vp.setMat(mat);
|
| 564 |
// rasterList.draw(g2, vp);
|
| 565 |
|
| 566 |
/*System.out.println("FLyrRaster.print(): fila "+stepX+" de "
|
| 567 |
+ numW + " , col "+stepY+" de " + numH +
|
| 568 |
"\n, Extent = "+vp.getExtent() + " imageSize: "
|
| 569 |
+ tam);*/
|
| 570 |
draw(null, g, vp, cancel,scale);
|
| 571 |
|
| 572 |
} catch (NoninvertibleTransformException e) { |
| 573 |
// TODO Auto-generated catch block
|
| 574 |
e.printStackTrace(); |
| 575 |
} |
| 576 |
// Fin parte que dibuja
|
| 577 |
xProv = xProv + A; |
| 578 |
} |
| 579 |
yProv = yProv + H; |
| 580 |
} |
| 581 |
|
| 582 |
} |
| 583 |
|
| 584 |
/**
|
| 585 |
* A?ade un fichero a la capa raster
|
| 586 |
* @param fileName Nombre del fichero
|
| 587 |
*/
|
| 588 |
public void addFiles(String fileName){ |
| 589 |
((RasterFileAdapter) source).addFile(fileName); |
| 590 |
} |
| 591 |
|
| 592 |
/**
|
| 593 |
* Elimina un fichero a la capa raster
|
| 594 |
* @param fileName Nombre del fichero
|
| 595 |
*/
|
| 596 |
public void delFile(String fileName){ |
| 597 |
((RasterFileAdapter) source).delFile(fileName); |
| 598 |
} |
| 599 |
|
| 600 |
/* (non-Javadoc)
|
| 601 |
* @see com.iver.cit.gvsig.fmap.layers.RasterOperations#setBand(int, int)
|
| 602 |
*/
|
| 603 |
public void setBand(int flag, int nBand) { |
| 604 |
this.getSource().setBand(flag, nBand);
|
| 605 |
} |
| 606 |
|
| 607 |
/**
|
| 608 |
* Borra de la lista de listeners el que se pasa como par?metro.
|
| 609 |
*
|
| 610 |
* @param o LayerListener a borrar.
|
| 611 |
*
|
| 612 |
* @return True si ha sido correcto el borrado del Listener.
|
| 613 |
*/
|
| 614 |
public boolean removeLayerListener(LayerListener o) { |
| 615 |
if(this.isRemoveRasterFlag()){ |
| 616 |
try{
|
| 617 |
((RasterFileAdapter) source).stop(); |
| 618 |
}catch(DriverIOException exc){
|
| 619 |
|
| 620 |
} |
| 621 |
this.setRemoveRasterFlag(true); |
| 622 |
} |
| 623 |
return super.layerListeners.remove(o); |
| 624 |
} |
| 625 |
|
| 626 |
/**
|
| 627 |
* @return Returns the removeRasterFlag.
|
| 628 |
*/
|
| 629 |
public boolean isRemoveRasterFlag() { |
| 630 |
return removeRasterFlag;
|
| 631 |
} |
| 632 |
|
| 633 |
/**
|
| 634 |
* Asigna el valor del flag que dice si destruimos la memoria del raster
|
| 635 |
* al eliminarlo del TOC o no.
|
| 636 |
* @param removeRasterFlag The removeRasterFlag to set.
|
| 637 |
*/
|
| 638 |
public void setRemoveRasterFlag(boolean removeRasterFlag) { |
| 639 |
this.removeRasterFlag = removeRasterFlag;
|
| 640 |
} |
| 641 |
} |