root / trunk / libraries / libRaster / src / org / gvsig / raster / grid / filter / bands / ColorTableFilter.java @ 12333
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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.raster.grid.filter.bands; |
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import org.gvsig.raster.buffer.RasterBuffer; |
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import org.gvsig.raster.dataset.IBuffer; |
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import org.gvsig.raster.dataset.Params; |
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import org.gvsig.raster.grid.GridPalette; |
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import org.gvsig.raster.grid.filter.RasterFilter; |
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/**
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* <P>
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* Clase base para los filtros de tabla de color. Siempre gastar? la banda cero
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* del raster para aplicar el filtro ya que la aplicaci?n de tablas suele tener
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* sentido solo en raster de una sola banda.
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* </P>
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* <P>
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* La salida siempre es un ARGB.
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* </P>
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*
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* @version 06/06/2007
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* @author Nacho Brodin (nachobrodin@gmail.com)
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*
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*/
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public class ColorTableFilter extends RasterFilter { |
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protected IBuffer rasterResult = null; |
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public static String[] names = new String[] {"colortable"}; |
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protected GridPalette colorTable = null; |
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/**
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* Constructor
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*/
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public ColorTableFilter() {
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super();
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setName(names[0]);
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#pre()
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*/
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public void pre() { |
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exec = true;
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raster = (RasterBuffer) params.get("raster");
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height = raster.getHeight(); |
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width = raster.getWidth(); |
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colorTable = ((GridPalette) params.get("colorTable"));
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getGroup()
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*/
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public String getGroup() { |
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return "basics"; |
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} |
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public String[] getNames() { |
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return names;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getResult(java.lang.String)
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*/
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public Object getResult(String name) { |
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if (name.equals("raster")) |
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return (Object) this.rasterResult; |
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return null; |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getUIParams(java.lang.String)
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*/
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public Params getUIParams(String nameFilter) { |
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Params params = new Params();
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params.setParam("colorTable",
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colorTable, |
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-1,
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null);
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return params;
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} |
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public void post() { |
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// En caso de que nadie apunte a raster, se liberar? su memoria.
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raster = null;
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} |
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public void process(int x, int y) { |
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getInRasterDataType()
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*/
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public int getInRasterDataType() { |
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return IBuffer.TYPE_UNDEFINED;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#getOutRasterDataType()
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*/
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public int getOutRasterDataType() { |
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return IBuffer.TYPE_UNDEFINED;
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} |
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/*
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* (non-Javadoc)
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* @see org.gvsig.raster.grid.filter.RasterFilter#isVisible()
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*/
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public boolean isVisible() { |
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return false; |
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} |
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} |