svn-gvsig-desktop / branches / org.gvsig.desktop-2018a / org.gvsig.desktop.compat.cdc / org.gvsig.fmap.dal / org.gvsig.fmap.dal.file / org.gvsig.fmap.dal.file.bsq / src / main / java / org / gvsig / fmap / dal / fileutils / impl / DefaultCLRFile.java @ 43867
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package org.gvsig.fmap.dal.fileutils.impl; |
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import org.gvsig.fmap.dal.fileutils.CLRFile; |
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import java.awt.Color; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.ArrayList; |
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import java.util.List; |
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import org.apache.commons.io.FileUtils; |
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import org.apache.commons.io.FilenameUtils; |
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import org.apache.commons.lang3.StringUtils; |
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import static org.gvsig.fmap.dal.fileutils.PRJFile.FILE_EXTENSION; |
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import org.gvsig.raster.lib.legend.api.RasterLegendLocator; |
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import org.gvsig.raster.lib.legend.api.RasterLegendManager; |
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import org.gvsig.raster.lib.legend.api.colortable.ColorTable; |
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import org.gvsig.raster.lib.legend.api.colortable.colortableclass.ColorTableClass; |
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import org.slf4j.Logger; |
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import org.slf4j.LoggerFactory; |
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public class DefaultCLRFile implements CLRFile { |
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private static final Logger logger = LoggerFactory.getLogger(DefaultCLRFile.class); |
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private File source; |
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private ColorTable colorTable;
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public DefaultCLRFile() {
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this.source = null; |
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this.colorTable = null; |
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} |
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@SuppressWarnings("OverridableMethodCallInConstructor") |
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public DefaultCLRFile(File file) { |
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this();
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this.read(file);
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} |
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@Override
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public File getFile(File file) { |
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File f = new File(FilenameUtils.removeExtension(file.getAbsolutePath()) + "." + FILE_EXTENSION); |
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return f;
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} |
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@Override
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public File getFile() { |
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return source;
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} |
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@Override
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public ColorTable getColorTable() {
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return this.colorTable; |
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} |
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@Override
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public void setColorTable(ColorTable colorTable) { |
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this.colorTable = colorTable;
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} |
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@Override
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public void read(File file) { |
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File f = this.getFile(file); |
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if (f.exists()) {
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try {
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RasterLegendManager legendManager = RasterLegendLocator.getRasterLegendManager(); |
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List<ColorTableClass> colors = new ArrayList<>(); |
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List<String> lines = FileUtils.readLines(f); |
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if (lines != null) { |
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this.source = f.getAbsoluteFile();
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int lineno = 1; |
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double interpolation = 50.0; |
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for (String line : lines) { |
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line = line.trim(); |
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if (!Character.isDigit(line.charAt(0))) { |
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continue;
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} |
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try {
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String[] words = StringUtils.split(line); |
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if (words.length < 4) { |
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continue;
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} |
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int value = Integer.parseUnsignedInt(words[0]); |
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int r = Integer.parseUnsignedInt(words[1]); |
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int g = Integer.parseUnsignedInt(words[2]); |
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int b = Integer.parseUnsignedInt(words[3]); |
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Color color = new Color(r, g, b); |
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ColorTableClass colorTableClass = legendManager.createColorTableClass( |
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String.valueOf(value), value, interpolation, color);
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colors.add(colorTableClass); |
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} catch (Exception e) { |
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logger.warn("Can't parse line '" + line
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+ "' (lineno=+" + lineno
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+ ", file=" + f.getAbsoluteFile()
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+ ").", e);
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} |
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} |
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} |
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if( !colors.isEmpty() ) {
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String colorTableName = FilenameUtils.getBaseName(f.getName());
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this.colorTable = legendManager.createColorTable(colorTableName, colors, true); |
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} |
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} catch (IOException e) { |
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logger.warn("Couldn't read " + FILE_EXTENSION + " file (" + f.getAbsoluteFile() + ")", e); |
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} |
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} |
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} |
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@Override
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public void write(File file) throws IOException { |
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File f = this.getFile(file); |
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// TODO: falta implementar guardar la CLR
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} |
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} |