root / trunk / extensions / extRasterTools-SE / src / org / gvsig / fmap / raster / layers / StatusLayerRaster.java @ 13916
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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.fmap.raster.layers; |
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import java.util.ArrayList; |
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import org.gvsig.raster.dataset.IBuffer; |
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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.datastruct.TransparencyRange; |
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import org.gvsig.raster.grid.GridTransparency; |
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import org.gvsig.raster.grid.filter.RasterFilterList; |
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import org.gvsig.raster.grid.filter.RasterFilterListManager; |
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import org.gvsig.raster.hierarchy.IRasterProperties; |
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import com.iver.andami.PluginServices; |
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import com.iver.andami.ui.mdiManager.IWindow; |
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import com.iver.cit.gvsig.fmap.layers.XMLException; |
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import com.iver.cit.gvsig.project.documents.view.gui.IView; |
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import com.iver.utiles.XMLEntity; |
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/**
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* Esta clase almacena el estado de un raster en cuanto a las caracteristicas
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* de opacidad, bandas y filtros. Estas caracter?sticas pueden ser salvadas a
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* un xml y recuperadas por la capa a trav?s de las funciones setXMLEntity y
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* getXMLEntity
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class StatusLayerRaster implements IStatusRaster { |
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public static String defaultClass = "org.gvsig.fmap.raster.layers.StatusLayerRaster"; |
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//Valor de opacidad global de la imagen
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public int transparency = 255; |
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//Rangos de transparencia
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public ArrayList ranges = new ArrayList(); |
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//(Selecci?n de bandas)N?mero de banda asignado al Rojo, verde y azul
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public int bandR = 0; |
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public int bandG = 1; |
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public int bandB = 2; |
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//Ficheros cargados en un PxRaster
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public ArrayList files = new ArrayList(); |
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//Filtros para poder montar una nueva pila
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public ArrayList filters = new ArrayList(); |
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private IRasterProperties layer = null; |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.StatusRasterInterface#setXMLEntity(com.iver.utiles.XMLEntity)
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*/
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public void setXMLEntity(XMLEntity xml, IRasterProperties layer)throws XMLException { |
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this.layer = layer;
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//RECUPERAR PROPIEDADES
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//Recuperamos las propiedades de los filtros
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for(int i = 0; i < xml.getPropertyCount(); i++) { |
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if(xml.getPropertyName(i).startsWith("filter.")) |
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filters.add(xml.getPropertyName(i) + "=" + xml.getPropertyValue(i));
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} |
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//Rangos de transparencia
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if (xml.contains("filter.transparency.active") && xml.getBooleanProperty("filter.transparency.active")) { |
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int i = 0; |
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String value = null; |
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while(true) { |
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if(xml.contains("filter.transparency.transparencyRange" + i)) { |
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value = xml.getStringProperty("filter.transparency.transparencyRange" + i);
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int alpha = 0; |
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if(value.indexOf("@") != 0) { |
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try {
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alpha = Integer.parseInt(value.substring(value.indexOf("@") + 1, value.length())); |
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} catch (NumberFormatException e) { |
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alpha = 0;
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} |
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if(value.indexOf("@") != -1) |
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value = value.substring(0, value.indexOf("@")); |
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} |
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TransparencyRange range = new TransparencyRange(value);
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if(alpha != 0) |
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range.setAlpha(alpha); |
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ranges.add(range); |
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} else
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break;
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i ++; |
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} |
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} |
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if (xml.contains("raster.opacityLevel")) |
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transparency = xml.getIntProperty("raster.opacityLevel");
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if (xml.contains("raster.bandR")) |
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bandR = xml.getIntProperty("raster.bandR");
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if (xml.contains("raster.bandG")) |
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bandG = xml.getIntProperty("raster.bandG");
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if (xml.contains("raster.bandB")) |
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bandB = xml.getIntProperty("raster.bandB");
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int cont = 0; |
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while(true && cont < 50) { |
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if (xml.contains("raster.file" + cont)) { |
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files.add(xml.getStringProperty("raster.file" + cont));
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cont++; |
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}else
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break;
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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.StatusRasterInterface#getXMLEntity(com.iver.utiles.XMLEntity)
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*/
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public void getXMLEntity(XMLEntity xml, boolean loadClass, IRasterProperties layer) throws XMLException { |
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this.layer = layer;
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//SALVAR PROPIEDADES
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if(loadClass)
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xml.putProperty("raster.class", StatusLayerRaster.defaultClass);
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//Opacidad
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GridTransparency transp = layer.getRenderTransparency(); |
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if(transp != null) { |
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if(transp.getOpacity() != 255) |
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xml.putProperty("raster.opacityLevel", "" + transp.getOpacity()); |
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//Rangos de transparencia
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if(transp.getTransparencyRange().size() > 0) { |
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xml.putProperty("filter.transparency.active", "true"); |
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for (int i = 0; i < transp.getTransparencyRange().size(); i++) |
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xml.putProperty("filter.transparency.transparencyRange" + i, "" + ((TransparencyRange)transp.getTransparencyRange().get(i)).getStrEntry() + "@" + ((TransparencyRange)transp.getTransparencyRange().get(i)).getAlpha()); |
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} |
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} |
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//Posici?n de visualizado de bandas
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xml.putProperty("raster.bandR", "" + layer.getRenderBands()[0]); |
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xml.putProperty("raster.bandG", "" + layer.getRenderBands()[1]); |
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xml.putProperty("raster.bandB", "" + layer.getRenderBands()[2]); |
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//Ficheros
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if(files != null && layer.getFileCount() != 0) { |
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for(int i = 0; i < layer.getFileCount(); i++) |
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xml.putProperty("raster.file" + i, "" + layer.getFileName()[i]); |
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} |
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//Salvamos la lista de filtros aplicada en la renderizaci?n.
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//Si la lista es null (esto puede ocurrir cuando se abre un
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//proyecto que tiene WCS y no se abre la vista de este) entonces hay que leer los filtros
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//que van a salvarse a disco directamente de la variable filters que es la que se ha cargado
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//al hacer el setXMLEntity.
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//Filtros
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RasterFilterListManager filterListManager = null;
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ArrayList l = null; |
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if(layer.getRenderFilterList() != null) { |
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filterListManager = new RasterFilterListManager(layer.getRenderFilterList());
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l = filterListManager.getStringsFromFilterList(); |
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if(l == null || l.size() == 0) |
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l = filters; |
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}else
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l = filters; |
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for(int i = 0; i < l.size(); i++) |
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xml.putProperty(getElem((String)l.get(i)), getValue((String)l.get(i))); |
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} |
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/**
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* Obtiene el valor de una cadena de la forma elemento=valor
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* @param cadena
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* @return
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*/
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private String getValue(String cadena) { |
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if(cadena!=null) |
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return cadena.substring(cadena.indexOf("=") + 1, cadena.length()); |
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else
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return null; |
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} |
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/**
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* Obtiene el elemento de una cadena de la forma elemento=valor
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* @param cadena
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* @return
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*/
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private String getElem(String cadena) { |
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if(cadena != null) |
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return cadena.substring(0, cadena.indexOf("=")); |
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else
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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.layers.StatusRasterInterface#getFilters()
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*/
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public ArrayList getFilters() { |
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return this.filters; |
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} |
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/* (non-Javadoc)
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* @see com.iver.cit.gvsig.fmap.layers.StatusRasterInterface#applyStatus(com.iver.cit.gvsig.fmap.layers.RasterFileAdapter)
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*/
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public void applyStatus(IRasterProperties layer) { |
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//Eliminamos el fichero inicial y cargamos las bandas si hay para que se carguen
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//en el orden correcto
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if(layer instanceof FLyrRasterSE) { |
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if(files != null && files.size() != 0){ |
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//((FLyrRasterSE)layer).delFile((String)files.get(0));
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for (int i = 1; i < files.size(); i++) { |
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try {
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((FLyrRasterSE)layer).addFile((String)files.get(i));
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} catch (NotSupportedExtensionException e) {
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e.printStackTrace(); |
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//No a?adimos ese fichero pero continuamos con los dem?s
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} catch (RasterDriverException e) {
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e.printStackTrace(); |
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//No a?adimos ese fichero pero continuamos con los dem?s
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} |
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} |
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} |
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} |
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//Asigna las bandas
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int[] renderBands = new int[]{bandR, bandG, bandB}; |
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if(layer.getRender() != null) |
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layer.getRender().setRenderBands(renderBands); |
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//Asigna la transparencia
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GridTransparency transp = layer.getRender().getLastTransparency(); |
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if(transparency != 255) { |
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transp.setOpacity(transparency); |
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transp.activeTransparency(); |
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} |
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//Rangos de transparencia
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if(transp != null && ranges != null) { |
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transp.setTransparencyRangeList(ranges); |
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transp.activeTransparency(); |
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} |
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//Filtros
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if (layer.getRenderFilterList() != null) { |
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RasterFilterListManager filterListManager = new RasterFilterListManager(layer.getRenderFilterList());
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filterListManager.createFilterListFromStrings(filters); |
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} |
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//Refrescamos todas las vistas
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IWindow[] w = PluginServices.getMDIManager().getAllWindows();
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for (int i = 0; i < w.length; i++) { |
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if(w[i] != null && w[i] instanceof IView) |
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((IView)w[i]).getMapControl().getMapContext().invalidate(); |
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} |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.raster.layers.IStatusRaster#getRenderBands()
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*/
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public int[] getRenderBands() { |
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return new int[]{bandR, bandG, bandB}; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.raster.layers.IStatusRaster#getFilterList()
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*/
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public RasterFilterList getFilterList() {
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try {
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RasterFilterListManager filterListManager = null;
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if(layer.getRenderFilterList() != null) |
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filterListManager = new RasterFilterListManager(layer.getRenderFilterList());
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else {
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RasterFilterList fl = new RasterFilterList();
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fl.setInitDataType(IBuffer.TYPE_BYTE); |
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filterListManager = new RasterFilterListManager(fl);
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} |
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filterListManager.createFilterListFromStrings(filters); |
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return filterListManager.getFilterList();
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} catch (NullPointerException e) { |
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return null; |
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} |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.raster.layers.IStatusRaster#getTransparency()
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*/
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public GridTransparency getTransparency() {
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//Esto soluciona un problema de compatibilidad entre branch v10 y HEAD. Eliminar en futuras versiones
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if(nameClass != null && nameClass.compareTo("com.iver.cit.gvsig.fmap.layers.StatusLayerRaster") == 0) |
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transparency = 255 - transparency;
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//Asigna la transparencia
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GridTransparency transp = new GridTransparency();
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if(transparency != 255) { |
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transp.setOpacity(transparency); |
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transp.activeTransparency(); |
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} |
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//Rangos de transparencia
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if(ranges != null) { |
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transp.setTransparencyRangeList(ranges); |
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transp.activeTransparency(); |
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} |
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return (transp.isTransparencyActive()) ? transp : null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.fmap.raster.layers.IStatusRaster#getFilterArguments()
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*/
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public ArrayList getFilterArguments() { |
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return filters;
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} |
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String nameClass = null; |
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/**
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* Asigna el nombre de la clase que se ha leido desde el proyecto
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* @param nameClass
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*/
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public void setNameClass(String nameClass) { |
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this.nameClass = nameClass;
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} |
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} |