Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/exports/process/DischargeProcessor.java @ 8724:47199406994a
(issue1801) Determine gauge at a station always with same tolerance.
author | Tom Gottfried <tom@intevation.de> |
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date | Wed, 29 Apr 2015 12:30:57 +0200 |
parents | 17c3aaa17112 |
children | 5e38e2924c07 |
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/* Copyright (C) 2011, 2012, 2013 by Bundesanstalt für Gewässerkunde * Software engineering by Intevation GmbH * * This file is Free Software under the GNU AGPL (>=v3) * and comes with ABSOLUTELY NO WARRANTY! Check out the * documentation coming with Dive4Elements River for details. */ package org.dive4elements.river.exports.process; import java.util.Map; import org.apache.log4j.Logger; import org.dive4elements.artifactdatabase.state.ArtifactAndFacet; import org.dive4elements.artifacts.CallContext; import org.dive4elements.artifacts.CallMeta; import org.dive4elements.river.artifacts.D4EArtifact; import org.dive4elements.river.artifacts.access.RiverAccess; import org.dive4elements.river.artifacts.model.FacetTypes; import org.dive4elements.river.artifacts.model.WQKms; import org.dive4elements.river.artifacts.resources.Resources; import org.dive4elements.river.exports.DiagramGenerator; import org.dive4elements.river.exports.StyledSeriesBuilder; import org.dive4elements.river.jfree.StyledXYSeries; import org.dive4elements.river.themes.ThemeDocument; /** Helper for data handling in discharge diagrams. */ public class DischargeProcessor extends DefaultProcessor implements FacetTypes { private final static Logger log = Logger.getLogger(DischargeProcessor.class); /** Station for which the diagram is shown. */ private double km; private String yAxisLabel = ""; private String I18N_AXIS_LABEL = "chart.discharge.curve.yaxis.label"; /** This processor needs to be constructed with a given km. */ public DischargeProcessor() { km = Double.NaN; } public DischargeProcessor(double km) { this.km = km; } /** Process data, add it to plot. */ @Override public void doOut( DiagramGenerator generator, ArtifactAndFacet bundle, ThemeDocument theme, boolean visible ) { CallContext context = generator.getCallContext(); Object data = bundle.getData(context); if (data instanceof WQKms) { doDischargeOut( generator, bundle, theme, visible); } else { log.error("Can't process " + data.getClass().getName() + " objects of facet " + bundle.getFacetName()); } } /** True if this processor knows how to deal with facetType. */ @Override public boolean canHandle(String facetType) { return DISCHARGE_CURVE.equals(facetType) || GAUGE_DISCHARGE_CURVE.equals(facetType) || COMPUTED_DISCHARGE_Q.equals(facetType); } /** The station of the current calculation/view. */ protected double getKm() { return km; } /** * Add series with discharge curve to diagram. */ protected void doDischargeOut( DiagramGenerator generator, ArtifactAndFacet bundle, ThemeDocument theme, boolean visible ) { CallContext context = generator.getCallContext(); Map<String, String> metaData = bundle.getFacet().getMetaData( bundle.getArtifact(), context); WQKms data = (WQKms)bundle.getData(context); Double skm = data.sameKm(); if (skm != null && Math.abs(skm-km) > 0.00001) { return; } StyledXYSeries series = new StyledXYSeries( bundle.getFacetDescription().trim(), theme); double[][] wqData = new double[2][data.size()]; for (int i = 0, n = data.size(); i < n; i++) { wqData[0][i] = data.getQ(i); wqData[1][i] = data.getW(i); } StyledSeriesBuilder.addPoints(series, wqData, false); series.putMetaData(metaData, bundle.getArtifact(), context); yAxisLabel = metaData.get("Y"); generator.addAxisSeries(series, axisName, visible); } @Override public String getAxisLabel(DiagramGenerator generator) { CallMeta meta = generator.getCallContext().getMeta(); RiverAccess access = new RiverAccess((D4EArtifact)generator.getMaster()); String unit = access.getRiver().getWstUnit().getName(); if (yAxisLabel != null && !yAxisLabel.isEmpty()) { return Resources.getMsg( meta, yAxisLabel, new Object[] { unit }); } return Resources.getMsg( meta, I18N_AXIS_LABEL, new Object[] { unit }); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :