Mercurial > dive4elements > river
view flys-artifacts/src/main/java/de/intevation/flys/exports/LongitudinalSectionGenerator.java @ 400:7e5c2e93e449
Changed the y-axis title of the computed discharge curve.
flys-artifacts/trunk@1835 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Ingo Weinzierl <ingo.weinzierl@intevation.de> |
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date | Thu, 05 May 2011 12:31:28 +0000 |
parents | ae8fa86e6503 |
children | fc3ac59c3c8b |
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package de.intevation.flys.exports; import org.apache.log4j.Logger; import org.jfree.chart.JFreeChart; import org.jfree.chart.axis.NumberAxis; import org.jfree.chart.plot.XYPlot; import org.jfree.data.xy.XYSeries; import org.jfree.data.xy.XYSeriesCollection; import org.w3c.dom.Document; import de.intevation.artifacts.Artifact; import de.intevation.flys.artifacts.WINFOArtifact; import de.intevation.flys.artifacts.model.WQKms; /** * An OutGenerator that generates discharge curves. * * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> */ public class LongitudinalSectionGenerator extends XYChartGenerator { /** The logger that is used in this generator.*/ private static Logger logger = Logger.getLogger(LongitudinalSectionGenerator.class); public static final String LONGITUDINAL_SECTION_W = "longitudinal_section.w"; public static final String LONGITUDINAL_SECTION_Q = "longitudinal_section.q"; /** The storage for the W series to be drawn in this chart.*/ protected XYSeriesCollection w; /** The storage for the Q series to be drawn in this chart.*/ protected XYSeriesCollection q; public LongitudinalSectionGenerator() { super(); this.w = new XYSeriesCollection(); this.q = new XYSeriesCollection(); } protected String getChartTitle() { // TODO i18n return "Wasserstand für Gewässer"; } protected String getXAxisLabel() { return "km"; } protected String getYAxisLabel() { return "W [NN + m]"; } protected void addDatasets(JFreeChart chart) { XYPlot plot = (XYPlot) chart.getPlot(); plot.setDataset(0, w); plot.setDataset(1, q); } protected void adjustAxes(XYPlot plot) { super.adjustAxes(plot); NumberAxis qAxis = new NumberAxis("Q [m³/s]"); plot.setRangeAxis(2, qAxis); plot.mapDatasetToRangeAxis(1, 2); } public void doOut(Artifact artifact, String facet, Document attr) { logger.debug("LongitudinalSectionGenerator.doOut: " + facet); if (facet == null) { logger.error("No facet name for doOut(). No output generated!"); return; } if (facet.equals(LONGITUDINAL_SECTION_W)) { doWOut(getWaterlevelData(artifact)); } else if (facet.equals(LONGITUDINAL_SECTION_Q)) { doQOut(getWaterlevelData(artifact)); } else { logger.warn("Unknown facet name: " + facet); return; } } /** * Returns the waterlevel data computed by the WINFOArtifact. * * @param artifact The WINFOArtifact. * * @return the computed waterlevel data. */ protected WQKms[] getWaterlevelData(Artifact artifact) { WINFOArtifact winfoArtifact = (WINFOArtifact) artifact; WQKms[] wqkms = winfoArtifact.getWaterlevelData(); logger.debug("Got " + wqkms.length + " WQKms objects."); return wqkms; } /** * Process the output for W facets in a longitudinal section curve. * * @param wqkms An array of WQKms values. */ protected void doWOut(WQKms[] wqkms) { logger.debug("LongitudinalSectionGenerator.doWOut"); int idx = 0; for (WQKms tmp: wqkms) { XYSeries series = new XYSeries(getSeriesName(tmp, "w", idx++)); double[] target = new double[3]; int size = tmp.size(); if (logger.isDebugEnabled()) { if (tmp.size() > 0) { logger.debug("Generate series: " + series.getKey()); logger.debug("Start km: " + tmp.getKms(0)); logger.debug("End km: " + tmp.getKms(size-1)); logger.debug("Values : " + size); } } for (int i = 0; i < size; i++) { target = tmp.get(i, target); series.add(target[2], target[0]); } w.addSeries(series); } } /** * Process the output for Q facets in a longitudinal section curve. * * @param wqkms An array of WQKms values. */ protected void doQOut(WQKms[] wqkms) { logger.debug("LongitudinalSectionGenerator.doQOut"); int idx = 0; for (WQKms tmp: wqkms) { XYSeries series = new XYSeries(getSeriesName(tmp, "Q", idx++)); double[] target = new double[3]; int size = tmp.size(); if (logger.isDebugEnabled()) { if (tmp.size() > 0) { logger.debug("Generate series: " + series.getKey()); logger.debug("Start km: " + tmp.getKms(0)); logger.debug("End km: " + tmp.getKms(size-1)); logger.debug("Values : " + size); } } for (int i = 0; i < size; i++) { target = tmp.get(i, target); //logger.debug("++ Q Tuple: " + target[2] + " -> " + target[1]); series.add(target[2], target[1]); } q.addSeries(series); } } protected String getSeriesName(WQKms wqkms, String prefix, int idx) { return prefix + "-" + idx; } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :