Mercurial > dive4elements > river
view artifacts/src/main/java/org/dive4elements/river/exports/process/QOutProcessor.java @ 7057:1011a40ee79c generator-refactoring
Add Default Processor implementation and make processors inherit it.
author | Andre Heinecke <aheinecke@intevation.de> |
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date | Fri, 20 Sep 2013 09:55:17 +0200 |
parents | 35ecfd1a861a |
children | 253d80af5b7f |
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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 org.apache.log4j.Logger; import org.jfree.data.xy.XYSeries; import org.dive4elements.artifactdatabase.state.ArtifactAndFacet; import org.dive4elements.artifacts.CallContext; import org.dive4elements.river.artifacts.model.FacetTypes; import org.dive4elements.river.artifacts.model.WKms; import org.dive4elements.river.artifacts.model.WQKms; import org.dive4elements.river.exports.StyledSeriesBuilder; import org.dive4elements.river.exports.XYChartGenerator; import org.dive4elements.river.jfree.StyledXYSeries; import org.dive4elements.river.themes.ThemeDocument; import org.dive4elements.river.utils.DataUtil; /** * Add data to chart/generator. * * @author <a href="mailto:bjoern.ricks@intevation.de">Björn Ricks</a> */ public class QOutProcessor extends DefaultProcessor { /** Private logger. */ private static final Logger logger = Logger.getLogger(QOutProcessor.class); @Override public void doOut( XYChartGenerator generator, ArtifactAndFacet aaf, ThemeDocument theme, boolean visible, int index) { CallContext context = generator.getCallContext(); WQKms wqkms = (WQKms) aaf.getData(context); doQOut(generator, wqkms, aaf, theme, visible, index); } /** * Returns true if facettype is q-type. */ @Override public boolean canHandle(String facetType) { if (facetType == null) { return false; } if (facetType.equals(FacetTypes.STATIC_WQKMS_Q) || facetType.equals(FacetTypes.LONGITUDINAL_Q) || facetType.equals(FacetTypes.DISCHARGE_LONGITUDINAL_Q)) { return true; } return false; } /** * Process the output for Q facets in a longitudinal section curve. * * @param generator Generator to use. * @param wqkms An array of WQKms values. * @param aandf The facet and artifact. This facet does NOT support any data objects. Use * D4EArtifact.getNativeFacet() instead to retrieve a Facet which supports * data. * @param theme The theme that contains styling information. * @param visible The visibility of the curve. * @param index Axis index to add data to. */ protected void doQOut( XYChartGenerator generator, WQKms wqkms, ArtifactAndFacet aaf, ThemeDocument theme, boolean visible, int index ) { logger.debug("QProcessor.doOut"); XYSeries series = new StyledXYSeries(aaf.getFacetDescription(), theme); StyledSeriesBuilder.addStepPointsKmQ(series, wqkms); generator.addAxisSeries(series, index, visible); invertAxis(generator, wqkms); } /** * This method determines - taking JFreeCharts auto x value ordering into * account - if the x axis need to be inverted. Waterlines in these charts * should decrease. * * @param generator the generator to invert the axis or not. * @param wkms The data object that stores the x and y values used for this * chart. */ public void invertAxis(XYChartGenerator generator, WKms wkms) { boolean wsUp = wkms.guessWaterIncreasing(); boolean kmUp = DataUtil.guessWaterIncreasing(wkms.allKms()); int size = wkms.size(); boolean inv = ((wsUp && kmUp) || (!wsUp && !kmUp)) && size > 1; if (logger.isDebugEnabled()) { logger.debug("(Wkms)Values : " + size); if (size > 0) { logger.debug("Start km: " + wkms.getKm(0)); logger.debug("End km: " + wkms.getKm(size-1)); } logger.debug("wsUp: " + wsUp); logger.debug("kmUp: " + kmUp); if (size == 1) { logger.debug("InvertAxis not inverting because we have just one km"); } logger.debug("inv: " + inv); } generator.setInverted(inv); } } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :