gvsig-raster / org.gvsig.raster / trunk / org.gvsig.raster / org.gvsig.raster.lib / org.gvsig.raster.lib.impl / src / main / java / org / gvsig / raster / impl / grid / filter / DefaultRasterFilterList.java @ 2443
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/* gvSIG. Geographic Information System of the Valencian Government
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*
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* Copyright (C) 2007-2008 Infrastructures and Transports Department
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* of the Valencian Government (CIT)
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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., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.gvsig.raster.impl.grid.filter; |
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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 java.util.Iterator; |
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import java.util.List; |
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import java.util.Stack; |
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import java.util.TreeMap; |
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import org.gvsig.fmap.dal.coverage.dataset.Buffer; |
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import org.gvsig.fmap.dal.coverage.datastruct.Params; |
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import org.gvsig.fmap.dal.coverage.exception.FilterAddException; |
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import org.gvsig.fmap.dal.coverage.exception.FilterManagerException; |
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import org.gvsig.fmap.dal.coverage.exception.FilterTypeException; |
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import org.gvsig.fmap.dal.coverage.exception.ProcessInterruptedException; |
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import org.gvsig.fmap.dal.coverage.grid.FilterListChangeEvent; |
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import org.gvsig.fmap.dal.coverage.grid.FilterListChangeListener; |
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import org.gvsig.fmap.dal.coverage.grid.RasterFilter; |
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import org.gvsig.fmap.dal.coverage.grid.RasterFilterList; |
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import org.gvsig.fmap.dal.coverage.grid.RasterFilterListManager; |
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import org.gvsig.fmap.dal.coverage.grid.filter.BaseRasterFilter; |
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import org.gvsig.fmap.dal.coverage.store.props.Transparency; |
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import org.gvsig.raster.impl.store.ParamsImpl; |
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import org.gvsig.tools.ToolsLocator; |
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import org.gvsig.tools.dynobject.DynStruct; |
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import org.gvsig.tools.extensionpoint.ExtensionPoint; |
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import org.gvsig.tools.extensionpoint.ExtensionPointManager; |
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import org.gvsig.tools.persistence.PersistenceManager; |
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import org.gvsig.tools.persistence.PersistentState; |
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import org.gvsig.tools.persistence.exception.PersistenceException; |
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/**
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* Esta clase representa la lista de filtros que debe ser manejada desde el
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* RasterFilterListManager.
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*
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*/
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public class DefaultRasterFilterList implements RasterFilterList { |
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public static final String PERSISTENT_NAME = "RasterFilterList_Persistent"; |
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public static final String PERSISTENT_DESCRIPTION = "RasterFilterList Persistent"; |
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private Buffer initialRasterBuffer = null; |
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private Buffer outputRasterBuffer = null; |
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private int typeFilter = -1; |
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private TreeMap<String, Object> |
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environment = new TreeMap<String, Object>(); |
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private List<RasterFilter> |
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list = new ArrayList<RasterFilter>(); |
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private Stack<List<RasterFilter>> |
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status = new Stack<List<RasterFilter>>(); |
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/**
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* Array de listeners que ser?n informados cuando cambia la lista de filtros
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*/
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private List<FilterListChangeListener> |
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filterListListener = new ArrayList<FilterListChangeListener>(); |
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private RasterFilterListManagerImpl
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manager = null;
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/**
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* Asigna un listener a la lista que ser? informado cuando cambie un
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* filtro o posici?n en la lista.
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* @param listener FilterListListener
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*/
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public void addFilterListListener(FilterListChangeListener listener) { |
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filterListListener.add(listener); |
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} |
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/**
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* M?todo llamado cuando hay un cambio en una propiedad de visualizaci?n
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*/
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private void callFilterListChanged(Object obj) { |
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if(filterListListener != null) { |
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for (int i = 0; i < filterListListener.size(); i++) { |
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FilterListChangeEvent ev = new FilterListChangeEvent(obj);
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((FilterListChangeListener)filterListListener.get(i)).filterListChanged(ev); |
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} |
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} |
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} |
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/**
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* A?ade un par?metro a la lista de filtros. Estos par?metros luego pueden ser
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* utilizados por los managers que se registren
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* @param key Nombre del par?metro que coincide con el nombre de la clase.
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* @param value Objeto
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*/
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public void addEnvParam(String key, Object value) { |
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environment.put(key, value); |
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} |
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/**
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* Obtiene un par?metro de la lista de filtros.
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* @param key Identificador del par?metro. Coincide con el nombre de la clase del par?metro.
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*/
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public Object getEnvParam(String key) { |
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return environment.get(key);
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} |
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/**
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* Controla que los tipos de entrada y salida de los filtros sean los
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* correctos
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* @throws FilterTypeException
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*/
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public void controlTypes() throws FilterTypeException { |
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RasterFilterListManagerImpl stackManager = new RasterFilterListManagerImpl(this); |
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stackManager.controlTypes(); |
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} |
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/**
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* A?ade un filtro al final de la lista
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* @param filter filtro a?adido
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* @throws FilterTypeException
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*/
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public void add(RasterFilter filter) throws FilterTypeException { |
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if (isActive(filter.getName()))
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replace(filter, filter.getName()); |
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else {
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list.add(filter); |
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controlTypes(); |
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} |
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filter.setEnv(environment); |
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callFilterListChanged(this);
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} |
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/**
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* Sustituye un filtro de una posici?n de la pila por otro
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* @param filter
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* @param i
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* @throws FilterTypeException
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*/
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public void replace(RasterFilter filter, String name) throws FilterTypeException { |
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boolean changed = false; |
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filter.setEnv(environment); |
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for (int i = list.size() - 1; i >= 0; i--) |
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if (((BaseRasterFilter) list.get(i)).getName().equals(name)) {
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list.remove(i); |
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list.add(i, filter); |
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changed = true;
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} |
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if (changed)
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controlTypes(); |
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callFilterListChanged(this);
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} |
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/**
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* A?ade un filtro en la lista en la posici?n indicada.
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* @param filter filtro a?adido
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* @param pos posici?n
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* @throws FilterTypeException
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*/
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public void add(RasterFilter filter, int pos) throws FilterTypeException { |
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try {
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list.add(pos, filter); |
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controlTypes(); |
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} catch (IndexOutOfBoundsException e) { |
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add(filter); |
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} |
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filter.setEnv(environment); |
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callFilterListChanged(this);
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} |
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/**
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* Elimina un filtro a partir de su nombre
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* @param name Nombre del filtro a eliminar
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* @throws FilterTypeException
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*/
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public void remove(String name) throws FilterTypeException { |
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boolean changed = false; |
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for (int i = list.size() - 1; i >= 0; i--) |
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if (((BaseRasterFilter) list.get(i)).getName().equals(name)) {
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list.remove(i); |
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changed = true;
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} |
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if (changed)
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controlTypes(); |
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callFilterListChanged(this);
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} |
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public void removeAll() { |
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list.clear(); |
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callFilterListChanged(this);
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} |
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/**
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* Elimina un filtro por clase.
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*
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* @param baseFilterClass
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* @throws FilterTypeException
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*/
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public void remove(Class<?> baseFilterClass) throws FilterTypeException { |
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boolean changed = false; |
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for (int i = 0; i < lenght(); i++) |
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if (baseFilterClass.isInstance(list.get(i))) {
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list.remove(i); |
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i--; |
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changed = true;
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} |
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if (changed)
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controlTypes(); |
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callFilterListChanged(this);
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} |
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/**
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* Devuelve el tipo de dato de retorno al aplicar la pila de filtros
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* @return
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*/
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public int getOutDataType() { |
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if (list.size() > 0) |
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return ((BaseRasterFilter) list.get(list.size() - 1)).getOutRasterDataType(); |
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else
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if(outputRasterBuffer != null) |
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return outputRasterBuffer.getDataType();
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else
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return initialRasterBuffer.getDataType();
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} |
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/**
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* Devuelve el raster resultado de la aplicacion de la pila de filtros
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* @return
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*/
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public Buffer getResult() { |
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return outputRasterBuffer;
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} |
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/**
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* Obtiene la cantidad de filtros en la lista
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* @return N?mero de filtros apilados
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*/
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public int lenght() { |
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return list.size();
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} |
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/**
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* Obtiene el filtro apilado de la posici?n i o null si el indice es incorrecto
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* @param i Posici?n a acceder en la pila
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* @return Filtro
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*/
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public RasterFilter get(int i) { |
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if (i >= list.size() || i < 0) |
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return null; |
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return (BaseRasterFilter) list.get(i);
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} |
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/**
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* Obtiene el filtro apilado de nombre name o null si no existe
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* @param i Nombre del filtro buscado
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* @return Filtro
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*/
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public RasterFilter get(String name) { |
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for (int i = list.size() - 1; i >= 0; i--) |
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if (((BaseRasterFilter) list.get(i)).getName().equals(name))
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return (BaseRasterFilter) list.get(i);
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return null; |
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} |
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/**
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* Obtiene el filtro apilado que corresponde con el nombre
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* @param name Nombre de filtro
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* @return Filtro en caso de que exista un filtro apilado de ese tipo
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* o null si no hay ninguno.
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*/
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public RasterFilter getByName(String name) { |
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for (int i = 0; i < lenght(); i++) |
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if (((BaseRasterFilter) list.get(i)).getName().equals(name))
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return (BaseRasterFilter) list.get(i);
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return null; |
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} |
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/**
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* Obtiene el primer filtro de la lista que es instancia de la clase pasada por
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* par?metro
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* @param baseFilterClass Filtro base
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* @return RasterFilter
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*/
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public RasterFilter getFilterByBaseClass(Class<?> baseFilterClass) { |
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for (int i = 0; i < lenght(); i++) |
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if (baseFilterClass.isInstance(list.get(i)))
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return (BaseRasterFilter) list.get(i);
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return null; |
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} |
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/**
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* Obtiene el tipo del filtro de la pila de la posici?n i
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* @param i Posici?n a acceder en la pila
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* @return tipo de filtro
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*/
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public String getName(int i) { |
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return ((BaseRasterFilter) list.get(i)).getName();
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} |
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/**
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* Removes all filter of this stack
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*/
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public void clear() { |
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list.clear(); |
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callFilterListChanged(this);
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} |
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/**
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* Replaces a filter in the i position by another
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* @param filter
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* @param i
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*/
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public void replace(RasterFilter filter, int i) { |
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filter.setEnv(environment); |
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list.remove(i); |
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list.add(i, filter); |
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callFilterListChanged(this);
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} |
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/**
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* Moves a specific filter to anothe position
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* @param filter
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* Filter to move
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* @param position
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* New position
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* @return If the filter existed returns true else it will return false
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*/
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public boolean move(Class<?> filter, int position) { |
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BaseRasterFilter f = null;
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for (int i = 0; i < list.size(); i++) |
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if(filter.isInstance(list.get(i))) {
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f = (BaseRasterFilter) list.get(i); |
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list.remove(i); |
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break;
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} |
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if(f != null) { |
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list.add(position, f); |
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return true; |
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} |
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return false; |
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} |
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|
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/**
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* Asigna el raster de entrada inicial
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* @param raster
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*/
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public void setInitRasterBuf(Buffer raster) { |
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initialRasterBuffer = raster; |
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if(initialRasterBuffer != null) |
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typeFilter = initialRasterBuffer.getDataType(); |
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} |
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/**
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* Devuelve el tipo de datos inicial de la lista
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* @return Tipo de dato del raster inicial
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*/
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public int getInitDataType() { |
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return typeFilter;
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} |
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/**
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* Asigna el tipo de dato inicial
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* @param dt
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*/
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public void setInitDataType(int dt) { |
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this.typeFilter = dt;
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} |
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/**
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* M?todo que devuelve true si el tipo de filtro pasado por par?metro est? en la
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* pila y false si no lo est?.
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* @param type Tipo de par?metro a comprobar
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* @return true si est? en la pila y false si no lo est?
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*/
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public boolean isActive(String name) { |
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for (int i = list.size() - 1; i >= 0; i--) |
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if (((RasterFilter) list.get(i)).getName().equals(name))
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return true; |
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return false; |
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} |
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/**
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* M?todo que devuelve true si el tipo de filtro pasado por par?metro est? en
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* la pila y false si no lo est?.
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*
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* @param filter Tipo de filtro a comprobar
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* @return true si est? en la pila y false si no lo est?
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*/
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public boolean isActive(RasterFilter filter) { |
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for (int i = list.size() - 1; i >= 0; i--) |
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if (((RasterFilter) list.get(i)).equals(filter))
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return true; |
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return false; |
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} |
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|
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/**
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* Devuelve la posici?n en la lista de una clase de filtro concreta
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*
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* @param c Clase a buscar en la lista
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* @return posici?n en la lista
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*/
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public int getPosition(Class<?> c) { |
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for (int i = 0; i < list.size(); i++) |
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if (c.isInstance(list.get(i)))
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return i;
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return -1; |
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} |
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|
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/**
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* Aplica los filtros de la pila sobre el buffer correspondiente
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* @param dataType
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* @throws ProcessInterruptedException
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*/
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private void executeFilterByDataType(int dataType) throws ProcessInterruptedException, FilterAddException { |
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if(outputRasterBuffer != null && initialRasterBuffer != outputRasterBuffer) { |
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outputRasterBuffer.dispose(); |
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outputRasterBuffer = null;
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} |
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|
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Buffer bufferToProcess = initialRasterBuffer;
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for (int i = 0; i < list.size(); i++) { |
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BaseRasterFilter filter = (BaseRasterFilter) list.get(i); |
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// TODO: Arquitectura. Quitar el ControlTypes y en este momento
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// cerciorarse de si el tipo del filtro es totalmente el correcto o hay
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// que recrearlo. Ejemplo:
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// Si el filtro que tenemos antes de preprocesar es de tipo Byte y la
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// entrada de datos es de tipo float, reconstruir solo este filtro para
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// que sea de tipo float
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|
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filter.addParam("raster", bufferToProcess);
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filter.execute(); |
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|
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if (filter.getResult(RasterFilter.RESULT_BUFFER) != null) { |
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//Si no es el ?ltimo filtro se asigna el buffer de la pr?xima iteraci?n y se libera el anterior
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if(i < (list.size() - 1)) { |
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if(bufferToProcess != null && initialRasterBuffer != bufferToProcess) |
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bufferToProcess.dispose(); |
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bufferToProcess = (Buffer) filter.getResult(RasterFilter.RESULT_BUFFER);
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} else {
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//Si es el ?ltimo se carga el de salida
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outputRasterBuffer = (Buffer) filter.getResult(RasterFilter.RESULT_BUFFER);
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} |
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} |
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|
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if (i == list.size() - 1 && filter.getResult(RasterFilter.RESULT_TRANSPARENCY) != null) { |
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addEnvParam("Transparency", filter.getResult(RasterFilter.RESULT_TRANSPARENCY));
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} |
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} |
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} |
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|
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/**
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* Aplica los filtros sobre un RasterBuf
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* @return Buffer de salida
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* @throws ProcessInterruptedException
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* @throws FilterAddException
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*/
|
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public Buffer execute() throws ProcessInterruptedException, FilterAddException { |
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if (initialRasterBuffer == null) |
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return null; |
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executeFilterByDataType(initialRasterBuffer.getDataType()); |
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return initialRasterBuffer;
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} |
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|
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/**
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* Muestra el contenido de la pila de filtros para depuraci?n
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*/
|
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public void show() { |
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System.out.println("--------------------------------------------"); |
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for (int i = 0; i < list.size() ; i++) |
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System.out.println("FILTRO:" + i + " NAME:" + ((BaseRasterFilter) list.get(i)).getName() + " FIL:" + ((BaseRasterFilter) list.get(i)).toString()); |
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} |
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|
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public void resetPercent() { |
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for (int i = 0; i < list.size(); i++) |
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((BaseRasterFilter) list.get(i)).resetPercent(); |
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} |
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|
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public int getPercent() { |
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int percent = 0; |
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if (list == null || list.size() == 0) |
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return 0; |
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for (int i = 0; i < list.size(); i++) |
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percent += ((BaseRasterFilter) list.get(i)).getPercent(); |
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percent = percent / list.size(); |
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return percent;
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} |
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|
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/**
|
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* Guarda el estado de la lista de filtros en una pila, que se podr?
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* ir recuperando con popStatus()
|
506 |
*/
|
507 |
public void pushStatus() { |
508 |
status.push(getStatusCloned()); |
509 |
} |
510 |
|
511 |
/**
|
512 |
* Obtiene el estado actual de los filtros, el ArrayList devuelto es una
|
513 |
* clonaci?n del original, asi no compartiran datos.
|
514 |
* @return
|
515 |
*/
|
516 |
public List<RasterFilter> getStatusCloned() { |
517 |
List<RasterFilter> newArray = new ArrayList<RasterFilter>(); |
518 |
for (int i = 0; i < list.size(); i++) |
519 |
try {
|
520 |
newArray.add((RasterFilter)(((BaseRasterFilter) list.get(i)).clone())); |
521 |
} catch (CloneNotSupportedException e) { |
522 |
System.out.println("No se ha podido clonar"); |
523 |
} |
524 |
return newArray;
|
525 |
} |
526 |
|
527 |
/**
|
528 |
* Saves the current status of the filters
|
529 |
* @param newArray
|
530 |
*/
|
531 |
public void setStatus(List<RasterFilter> newArray) { |
532 |
if(list != null) |
533 |
list.clear(); |
534 |
if(newArray == null) |
535 |
return;
|
536 |
for (int i = 0; i < newArray.size(); i++) |
537 |
if(list != null) |
538 |
list.add(newArray.get(i)); |
539 |
callFilterListChanged(this);
|
540 |
} |
541 |
|
542 |
/**
|
543 |
* Gets a status saved before through the call <code>pushStatus()</code>
|
544 |
*/
|
545 |
public void popStatus() { |
546 |
if (status.size() <= 0) |
547 |
return;
|
548 |
|
549 |
setStatus((List<RasterFilter>) status.pop());
|
550 |
} |
551 |
|
552 |
/**
|
553 |
* Gets a TreeMap with the environment parameters
|
554 |
* @return TreeMap
|
555 |
*/
|
556 |
public TreeMap<String, Object> getEnv() { |
557 |
return environment;
|
558 |
} |
559 |
|
560 |
/**
|
561 |
* Sets a TreeMap with the environment parameters
|
562 |
* @param env
|
563 |
*/
|
564 |
public void setEnv(TreeMap<String, Object> env) { |
565 |
this.environment = env;
|
566 |
} |
567 |
|
568 |
/*public void createFilterListFromStrings(List<String> f) throws FilterTypeException {
|
569 |
RasterFilterListManagerImpl.createFilterListFromStrings(this, f);
|
570 |
}*/
|
571 |
|
572 |
public RasterFilterListManager getManagerByID(String id) throws FilterManagerException { |
573 |
return new RasterFilterListManagerImpl(this).getManagerByID(id); |
574 |
} |
575 |
|
576 |
public RasterFilterListManager getManagerByFilterClass(Class<?> c) { |
577 |
if(manager == null) |
578 |
manager = new RasterFilterListManagerImpl(this); |
579 |
return manager.getManagerByFilterClass(c);
|
580 |
} |
581 |
|
582 |
public RasterFilterListManager getManagerByClass(Class<?> clase) { |
583 |
Object obj = null; |
584 |
Class<?>[] args = { RasterFilterList.class }; |
585 |
try {
|
586 |
Constructor<?> hazNuevo = clase.getConstructor(args);
|
587 |
Object[] args2 = { this }; |
588 |
obj = hazNuevo.newInstance(args2); |
589 |
} catch (SecurityException e) { |
590 |
e.printStackTrace(); |
591 |
} catch (NoSuchMethodException e) { |
592 |
e.printStackTrace(); |
593 |
} catch (IllegalArgumentException e) { |
594 |
e.printStackTrace(); |
595 |
} catch (InstantiationException e) { |
596 |
e.printStackTrace(); |
597 |
} catch (IllegalAccessException e) { |
598 |
e.printStackTrace(); |
599 |
} catch (InvocationTargetException e) { |
600 |
e.printStackTrace(); |
601 |
} |
602 |
return (RasterFilterListManager)obj;
|
603 |
} |
604 |
|
605 |
public Class<?> getFilterClassByID(String id) { |
606 |
ExtensionPointManager extensionPoints = ToolsLocator.getExtensionPointManager(); |
607 |
ExtensionPoint point = extensionPoints.get("RasterFilter");
|
608 |
Iterator<?> it = point.iterator();
|
609 |
while(it.hasNext()) {
|
610 |
ExtensionPoint.Extension entry = (ExtensionPoint.Extension) it.next(); |
611 |
if (entry != null) { |
612 |
Class<?> managerClass = entry.getExtension();
|
613 |
RasterFilterListManager manager = getManagerByClass(managerClass); |
614 |
if(manager != null) { |
615 |
Class<?> c = manager.getFilterClassByID(id);
|
616 |
if(c != null) |
617 |
return c;
|
618 |
} |
619 |
} |
620 |
} |
621 |
return null; |
622 |
} |
623 |
|
624 |
public Params createEmptyFilterParams() {
|
625 |
return new ParamsImpl(); |
626 |
} |
627 |
|
628 |
public List<Class<?>> getRegisteredFilterList() { |
629 |
if(manager == null) |
630 |
manager = new RasterFilterListManagerImpl(this); |
631 |
return manager.getRasterFilterList();
|
632 |
} |
633 |
|
634 |
public List<Class<?>> getRegisteredFilterListByDataType(int dataType) { |
635 |
if(manager == null) |
636 |
manager = new RasterFilterListManagerImpl(this); |
637 |
return manager.getRasterFilterListByDataType(dataType);
|
638 |
} |
639 |
|
640 |
public RasterFilter createEmptyFilter(String strPackage) throws FilterTypeException { |
641 |
Class<?> filterClass = null; |
642 |
try {
|
643 |
filterClass = Class.forName(strPackage.trim());
|
644 |
} catch (ClassNotFoundException e) { |
645 |
throw new FilterTypeException("No puedo instanciar " + strPackage.trim()); |
646 |
} |
647 |
|
648 |
Constructor<?> con = null; |
649 |
try {
|
650 |
con = filterClass.getConstructor(); |
651 |
} catch (SecurityException e) { |
652 |
throw new FilterTypeException(""); |
653 |
} catch (NoSuchMethodException e) { |
654 |
throw new FilterTypeException(""); |
655 |
} |
656 |
|
657 |
BaseRasterFilter newFilter = null;
|
658 |
try {
|
659 |
newFilter = (BaseRasterFilter) con.newInstance(); |
660 |
} catch (IllegalArgumentException e) { |
661 |
throw new FilterTypeException(""); |
662 |
} catch (InstantiationException e) { |
663 |
throw new FilterTypeException(""); |
664 |
} catch (IllegalAccessException e) { |
665 |
throw new FilterTypeException(""); |
666 |
} catch (InvocationTargetException e) { |
667 |
throw new FilterTypeException(""); |
668 |
} |
669 |
return newFilter;
|
670 |
} |
671 |
|
672 |
public void loadFromState(PersistentState state) |
673 |
throws PersistenceException {
|
674 |
this.typeFilter = state.getInt("typeFilter"); |
675 |
|
676 |
/*List<PersistencyFilterParam> listFilterUsed = state.getList("paramlist");
|
677 |
|
678 |
ArrayList<Exception> exc = new ArrayList<Exception>();
|
679 |
for (int i = 0; i < listFilterUsed.size(); i++) {
|
680 |
try {
|
681 |
PersistencyFilterParam pfp = (PersistencyFilterParam) listFilterUsed.get(i);
|
682 |
if(pfp != null && pfp.getFilterClass() != null && pfp.getFilterParam() != null) {
|
683 |
RasterFilterListManager filterManager = getManagerByFilterClass(pfp.getFilterClass());
|
684 |
filterManager.setFilterList(this);
|
685 |
if(filterManager != null)
|
686 |
filterManager.addFilter(pfp.getFilterClass(), pfp.getFilterParam());
|
687 |
}
|
688 |
} catch (FilterTypeException e) {
|
689 |
exc.add(e);
|
690 |
}
|
691 |
}*/
|
692 |
|
693 |
} |
694 |
|
695 |
public void saveToState(PersistentState state) throws PersistenceException { |
696 |
state.set("typeFilter", typeFilter);
|
697 |
|
698 |
/*ArrayList<PersistencyFilterParam> filters = new ArrayList<PersistencyFilterParam>();
|
699 |
for (int i = 0; i < list.size(); i++) {
|
700 |
RasterFilter f = list.get(i);
|
701 |
Params uipar = f.getUIParams(f.getName());
|
702 |
PersistencyFilterParam param = new PersistencyFilterParam();
|
703 |
param.setFilterParam(uipar);
|
704 |
param.setFilterClass(f.getClass());
|
705 |
param.setFilterName(f.getName());
|
706 |
filters.add(param);
|
707 |
}
|
708 |
state.set("paramlist", filters);*/
|
709 |
} |
710 |
|
711 |
public static void registerPersistence() { |
712 |
PersistenceManager manager = ToolsLocator.getPersistenceManager(); |
713 |
DynStruct definition = manager.getDefinition(PERSISTENT_NAME); |
714 |
if( definition == null ) { |
715 |
definition = manager.addDefinition( |
716 |
DefaultRasterFilterList.class, |
717 |
PERSISTENT_NAME, |
718 |
PERSISTENT_DESCRIPTION, |
719 |
null,
|
720 |
null
|
721 |
); |
722 |
|
723 |
definition.addDynFieldInt("typeFilter").setMandatory(false); |
724 |
//definition.addDynFieldList("paramlist").setClassOfItems(PersistencyFilterParam.class).setMandatory(false);
|
725 |
} |
726 |
} |
727 |
|
728 |
/**
|
729 |
* Releases buffer resources
|
730 |
*/
|
731 |
public void dispose() { |
732 |
if (initialRasterBuffer != null) |
733 |
initialRasterBuffer.dispose(); |
734 |
try {
|
735 |
finalize(); |
736 |
} catch (Throwable e) { |
737 |
} |
738 |
} |
739 |
|
740 |
public Transparency getTransparency() { |
741 |
return (Transparency)getEnvParam("Transparency"); |
742 |
} |
743 |
|
744 |
protected void finalize() throws Throwable { |
745 |
initialRasterBuffer = null;
|
746 |
if(filterListListener != null) { |
747 |
filterListListener.clear(); |
748 |
filterListListener = null;
|
749 |
} |
750 |
if(status != null) { |
751 |
status.clear(); |
752 |
status = null;
|
753 |
} |
754 |
if(list != null) { |
755 |
list.clear(); |
756 |
list = null;
|
757 |
} |
758 |
super.finalize();
|
759 |
} |
760 |
} |